diff --git a/lib/cancellationToken.js b/lib/cancellationToken.js
index 76a6a60e72976..0d4569c601b91 100644
--- a/lib/cancellationToken.js
+++ b/lib/cancellationToken.js
@@ -49,7 +49,7 @@ function createCancellationToken(args) {
             },
             resetRequest: function (requestId) {
                 if (currentRequestId_1 !== requestId) {
-                    throw new Error("Mismatched request id, expected " + currentRequestId_1 + ", actual " + requestId);
+                    throw new Error("Mismatched request id, expected ".concat(currentRequestId_1, ", actual ").concat(requestId));
                 }
                 perRequestPipeName_1 = undefined;
             }
diff --git a/lib/lib.es5.d.ts b/lib/lib.es5.d.ts
index 1f8508ab4c7f9..2260163d64ca4 100644
--- a/lib/lib.es5.d.ts
+++ b/lib/lib.es5.d.ts
@@ -1515,7 +1515,7 @@ interface Promise<T> {
 type Awaited<T> =
     T extends null | undefined ? T : // special case for `null | undefined` when not in `--strictNullChecks` mode
         T extends object & { then(onfulfilled: infer F): any } ? // `await` only unwraps object types with a callable `then`. Non-object types are not unwrapped
-            F extends ((value: infer V) => any) ? // if the argument to `then` is callable, extracts the argument
+            F extends ((value: infer V, ...args: any) => any) ? // if the argument to `then` is callable, extracts the first argument
                 Awaited<V> : // recursively unwrap the value
                 never : // the argument to `then` was not callable
         T; // non-object or non-thenable
diff --git a/lib/tsc.js b/lib/tsc.js
index e8b733568bb60..b90a4e1040638 100644
--- a/lib/tsc.js
+++ b/lib/tsc.js
@@ -69,7 +69,7 @@ var __generator = (this && this.__generator) || function (thisArg, body) {
 var ts;
 (function (ts) {
     ts.versionMajorMinor = "4.5";
-    ts.version = "4.5.2";
+    ts.version = "4.5.3";
     var NativeCollections;
     (function (NativeCollections) {
         function tryGetNativeMap() {
@@ -88,7 +88,7 @@ var ts;
         var constructor = (_a = NativeCollections[nativeFactory]()) !== null && _a !== void 0 ? _a : ts.ShimCollections === null || ts.ShimCollections === void 0 ? void 0 : ts.ShimCollections[shimFactory](ts.getIterator);
         if (constructor)
             return constructor;
-        throw new Error("TypeScript requires an environment that provides a compatible native " + name + " implementation.");
+        throw new Error("TypeScript requires an environment that provides a compatible native ".concat(name, " implementation."));
     }
 })(ts || (ts = {}));
 var ts;
@@ -1294,7 +1294,7 @@ var ts;
     function cast(value, test) {
         if (value !== undefined && test(value))
             return value;
-        return ts.Debug.fail("Invalid cast. The supplied value " + value + " did not pass the test '" + ts.Debug.getFunctionName(test) + "'.");
+        return ts.Debug.fail("Invalid cast. The supplied value ".concat(value, " did not pass the test '").concat(ts.Debug.getFunctionName(test), "'."));
     }
     ts.cast = cast;
     function noop(_) { }
@@ -1344,7 +1344,7 @@ var ts;
     function memoizeOne(callback) {
         var map = new ts.Map();
         return function (arg) {
-            var key = typeof arg + ":" + arg;
+            var key = "".concat(typeof arg, ":").concat(arg);
             var value = map.get(key);
             if (value === undefined && !map.has(key)) {
                 value = callback(arg);
@@ -1679,7 +1679,7 @@ var ts;
     ts.createGetCanonicalFileName = createGetCanonicalFileName;
     function patternText(_a) {
         var prefix = _a.prefix, suffix = _a.suffix;
-        return prefix + "*" + suffix;
+        return "".concat(prefix, "*").concat(suffix);
     }
     ts.patternText = patternText;
     function matchedText(pattern, candidate) {
@@ -1948,7 +1948,7 @@ var ts;
         }
         function fail(message, stackCrawlMark) {
             debugger;
-            var e = new Error(message ? "Debug Failure. " + message : "Debug Failure.");
+            var e = new Error(message ? "Debug Failure. ".concat(message) : "Debug Failure.");
             if (Error.captureStackTrace) {
                 Error.captureStackTrace(e, stackCrawlMark || fail);
             }
@@ -1956,12 +1956,12 @@ var ts;
         }
         Debug.fail = fail;
         function failBadSyntaxKind(node, message, stackCrawlMark) {
-            return fail((message || "Unexpected node.") + "\r\nNode " + formatSyntaxKind(node.kind) + " was unexpected.", stackCrawlMark || failBadSyntaxKind);
+            return fail("".concat(message || "Unexpected node.", "\r\nNode ").concat(formatSyntaxKind(node.kind), " was unexpected."), stackCrawlMark || failBadSyntaxKind);
         }
         Debug.failBadSyntaxKind = failBadSyntaxKind;
         function assert(expression, message, verboseDebugInfo, stackCrawlMark) {
             if (!expression) {
-                message = message ? "False expression: " + message : "False expression.";
+                message = message ? "False expression: ".concat(message) : "False expression.";
                 if (verboseDebugInfo) {
                     message += "\r\nVerbose Debug Information: " + (typeof verboseDebugInfo === "string" ? verboseDebugInfo : verboseDebugInfo());
                 }
@@ -1971,26 +1971,26 @@ var ts;
         Debug.assert = assert;
         function assertEqual(a, b, msg, msg2, stackCrawlMark) {
             if (a !== b) {
-                var message = msg ? msg2 ? msg + " " + msg2 : msg : "";
-                fail("Expected " + a + " === " + b + ". " + message, stackCrawlMark || assertEqual);
+                var message = msg ? msg2 ? "".concat(msg, " ").concat(msg2) : msg : "";
+                fail("Expected ".concat(a, " === ").concat(b, ". ").concat(message), stackCrawlMark || assertEqual);
             }
         }
         Debug.assertEqual = assertEqual;
         function assertLessThan(a, b, msg, stackCrawlMark) {
             if (a >= b) {
-                fail("Expected " + a + " < " + b + ". " + (msg || ""), stackCrawlMark || assertLessThan);
+                fail("Expected ".concat(a, " < ").concat(b, ". ").concat(msg || ""), stackCrawlMark || assertLessThan);
             }
         }
         Debug.assertLessThan = assertLessThan;
         function assertLessThanOrEqual(a, b, stackCrawlMark) {
             if (a > b) {
-                fail("Expected " + a + " <= " + b, stackCrawlMark || assertLessThanOrEqual);
+                fail("Expected ".concat(a, " <= ").concat(b), stackCrawlMark || assertLessThanOrEqual);
             }
         }
         Debug.assertLessThanOrEqual = assertLessThanOrEqual;
         function assertGreaterThanOrEqual(a, b, stackCrawlMark) {
             if (a < b) {
-                fail("Expected " + a + " >= " + b, stackCrawlMark || assertGreaterThanOrEqual);
+                fail("Expected ".concat(a, " >= ").concat(b), stackCrawlMark || assertGreaterThanOrEqual);
             }
         }
         Debug.assertGreaterThanOrEqual = assertGreaterThanOrEqual;
@@ -2022,42 +2022,42 @@ var ts;
         function assertNever(member, message, stackCrawlMark) {
             if (message === void 0) { message = "Illegal value:"; }
             var detail = typeof member === "object" && ts.hasProperty(member, "kind") && ts.hasProperty(member, "pos") && formatSyntaxKind ? "SyntaxKind: " + formatSyntaxKind(member.kind) : JSON.stringify(member);
-            return fail(message + " " + detail, stackCrawlMark || assertNever);
+            return fail("".concat(message, " ").concat(detail), stackCrawlMark || assertNever);
         }
         Debug.assertNever = assertNever;
         function assertEachNode(nodes, test, message, stackCrawlMark) {
             if (shouldAssertFunction(1, "assertEachNode")) {
-                assert(test === undefined || ts.every(nodes, test), message || "Unexpected node.", function () { return "Node array did not pass test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertEachNode);
+                assert(test === undefined || ts.every(nodes, test), message || "Unexpected node.", function () { return "Node array did not pass test '".concat(getFunctionName(test), "'."); }, stackCrawlMark || assertEachNode);
             }
         }
         Debug.assertEachNode = assertEachNode;
         function assertNode(node, test, message, stackCrawlMark) {
             if (shouldAssertFunction(1, "assertNode")) {
-                assert(node !== undefined && (test === undefined || test(node)), message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind) + " did not pass test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertNode);
+                assert(node !== undefined && (test === undefined || test(node)), message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind), " did not pass test '").concat(getFunctionName(test), "'."); }, stackCrawlMark || assertNode);
             }
         }
         Debug.assertNode = assertNode;
         function assertNotNode(node, test, message, stackCrawlMark) {
             if (shouldAssertFunction(1, "assertNotNode")) {
-                assert(node === undefined || test === undefined || !test(node), message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node.kind) + " should not have passed test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertNotNode);
+                assert(node === undefined || test === undefined || !test(node), message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node.kind), " should not have passed test '").concat(getFunctionName(test), "'."); }, stackCrawlMark || assertNotNode);
             }
         }
         Debug.assertNotNode = assertNotNode;
         function assertOptionalNode(node, test, message, stackCrawlMark) {
             if (shouldAssertFunction(1, "assertOptionalNode")) {
-                assert(test === undefined || node === undefined || test(node), message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind) + " did not pass test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertOptionalNode);
+                assert(test === undefined || node === undefined || test(node), message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind), " did not pass test '").concat(getFunctionName(test), "'."); }, stackCrawlMark || assertOptionalNode);
             }
         }
         Debug.assertOptionalNode = assertOptionalNode;
         function assertOptionalToken(node, kind, message, stackCrawlMark) {
             if (shouldAssertFunction(1, "assertOptionalToken")) {
-                assert(kind === undefined || node === undefined || node.kind === kind, message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind) + " was not a '" + formatSyntaxKind(kind) + "' token."; }, stackCrawlMark || assertOptionalToken);
+                assert(kind === undefined || node === undefined || node.kind === kind, message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind), " was not a '").concat(formatSyntaxKind(kind), "' token."); }, stackCrawlMark || assertOptionalToken);
             }
         }
         Debug.assertOptionalToken = assertOptionalToken;
         function assertMissingNode(node, message, stackCrawlMark) {
             if (shouldAssertFunction(1, "assertMissingNode")) {
-                assert(node === undefined, message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node.kind) + " was unexpected'."; }, stackCrawlMark || assertMissingNode);
+                assert(node === undefined, message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node.kind), " was unexpected'."); }, stackCrawlMark || assertMissingNode);
             }
         }
         Debug.assertMissingNode = assertMissingNode;
@@ -2078,7 +2078,7 @@ var ts;
         }
         Debug.getFunctionName = getFunctionName;
         function formatSymbol(symbol) {
-            return "{ name: " + ts.unescapeLeadingUnderscores(symbol.escapedName) + "; flags: " + formatSymbolFlags(symbol.flags) + "; declarations: " + ts.map(symbol.declarations, function (node) { return formatSyntaxKind(node.kind); }) + " }";
+            return "{ name: ".concat(ts.unescapeLeadingUnderscores(symbol.escapedName), "; flags: ").concat(formatSymbolFlags(symbol.flags), "; declarations: ").concat(ts.map(symbol.declarations, function (node) { return formatSyntaxKind(node.kind); }), " }");
         }
         Debug.formatSymbol = formatSymbol;
         function formatEnum(value, enumObject, isFlags) {
@@ -2096,7 +2096,7 @@ var ts;
                         break;
                     }
                     if (enumValue !== 0 && enumValue & value) {
-                        result = "" + result + (result ? "|" : "") + enumName;
+                        result = "".concat(result).concat(result ? "|" : "").concat(enumName);
                         remainingFlags &= ~enumValue;
                     }
                 }
@@ -2205,7 +2205,7 @@ var ts;
                                                                     this.flags & 1 ? "FlowUnreachable" :
                                                                         "UnknownFlow";
                             var remainingFlags = this.flags & ~(2048 - 1);
-                            return "" + flowHeader + (remainingFlags ? " (" + formatFlowFlags(remainingFlags) + ")" : "");
+                            return "".concat(flowHeader).concat(remainingFlags ? " (".concat(formatFlowFlags(remainingFlags), ")") : "");
                         }
                     },
                     __debugFlowFlags: { get: function () { return formatEnum(this.flags, ts.FlowFlags, true); } },
@@ -2235,7 +2235,7 @@ var ts;
                     __tsDebuggerDisplay: {
                         value: function (defaultValue) {
                             defaultValue = String(defaultValue).replace(/(?:,[\s\w\d_]+:[^,]+)+\]$/, "]");
-                            return "NodeArray " + defaultValue;
+                            return "NodeArray ".concat(defaultValue);
                         }
                     }
                 });
@@ -2281,7 +2281,7 @@ var ts;
                         var symbolHeader = this.flags & 33554432 ? "TransientSymbol" :
                             "Symbol";
                         var remainingSymbolFlags = this.flags & ~33554432;
-                        return symbolHeader + " '" + ts.symbolName(this) + "'" + (remainingSymbolFlags ? " (" + formatSymbolFlags(remainingSymbolFlags) + ")" : "");
+                        return "".concat(symbolHeader, " '").concat(ts.symbolName(this), "'").concat(remainingSymbolFlags ? " (".concat(formatSymbolFlags(remainingSymbolFlags), ")") : "");
                     }
                 },
                 __debugFlags: { get: function () { return formatSymbolFlags(this.flags); } }
@@ -2290,11 +2290,11 @@ var ts;
                 __tsDebuggerDisplay: {
                     value: function () {
                         var typeHeader = this.flags & 98304 ? "NullableType" :
-                            this.flags & 384 ? "LiteralType " + JSON.stringify(this.value) :
-                                this.flags & 2048 ? "LiteralType " + (this.value.negative ? "-" : "") + this.value.base10Value + "n" :
+                            this.flags & 384 ? "LiteralType ".concat(JSON.stringify(this.value)) :
+                                this.flags & 2048 ? "LiteralType ".concat(this.value.negative ? "-" : "").concat(this.value.base10Value, "n") :
                                     this.flags & 8192 ? "UniqueESSymbolType" :
                                         this.flags & 32 ? "EnumType" :
-                                            this.flags & 67359327 ? "IntrinsicType " + this.intrinsicName :
+                                            this.flags & 67359327 ? "IntrinsicType ".concat(this.intrinsicName) :
                                                 this.flags & 1048576 ? "UnionType" :
                                                     this.flags & 2097152 ? "IntersectionType" :
                                                         this.flags & 4194304 ? "IndexType" :
@@ -2313,7 +2313,7 @@ var ts;
                                                                                                             "ObjectType" :
                                                                                 "Type";
                         var remainingObjectFlags = this.flags & 524288 ? this.objectFlags & ~1343 : 0;
-                        return "" + typeHeader + (this.symbol ? " '" + ts.symbolName(this.symbol) + "'" : "") + (remainingObjectFlags ? " (" + formatObjectFlags(remainingObjectFlags) + ")" : "");
+                        return "".concat(typeHeader).concat(this.symbol ? " '".concat(ts.symbolName(this.symbol), "'") : "").concat(remainingObjectFlags ? " (".concat(formatObjectFlags(remainingObjectFlags), ")") : "");
                     }
                 },
                 __debugFlags: { get: function () { return formatTypeFlags(this.flags); } },
@@ -2347,11 +2347,11 @@ var ts;
                         __tsDebuggerDisplay: {
                             value: function () {
                                 var nodeHeader = ts.isGeneratedIdentifier(this) ? "GeneratedIdentifier" :
-                                    ts.isIdentifier(this) ? "Identifier '" + ts.idText(this) + "'" :
-                                        ts.isPrivateIdentifier(this) ? "PrivateIdentifier '" + ts.idText(this) + "'" :
-                                            ts.isStringLiteral(this) ? "StringLiteral " + JSON.stringify(this.text.length < 10 ? this.text : this.text.slice(10) + "...") :
-                                                ts.isNumericLiteral(this) ? "NumericLiteral " + this.text :
-                                                    ts.isBigIntLiteral(this) ? "BigIntLiteral " + this.text + "n" :
+                                    ts.isIdentifier(this) ? "Identifier '".concat(ts.idText(this), "'") :
+                                        ts.isPrivateIdentifier(this) ? "PrivateIdentifier '".concat(ts.idText(this), "'") :
+                                            ts.isStringLiteral(this) ? "StringLiteral ".concat(JSON.stringify(this.text.length < 10 ? this.text : this.text.slice(10) + "...")) :
+                                                ts.isNumericLiteral(this) ? "NumericLiteral ".concat(this.text) :
+                                                    ts.isBigIntLiteral(this) ? "BigIntLiteral ".concat(this.text, "n") :
                                                         ts.isTypeParameterDeclaration(this) ? "TypeParameterDeclaration" :
                                                             ts.isParameter(this) ? "ParameterDeclaration" :
                                                                 ts.isConstructorDeclaration(this) ? "ConstructorDeclaration" :
@@ -2383,7 +2383,7 @@ var ts;
                                                                                                                                                                         ts.isNamedTupleMember(this) ? "NamedTupleMember" :
                                                                                                                                                                             ts.isImportTypeNode(this) ? "ImportTypeNode" :
                                                                                                                                                                                 formatSyntaxKind(this.kind);
-                                return "" + nodeHeader + (this.flags ? " (" + formatNodeFlags(this.flags) + ")" : "");
+                                return "".concat(nodeHeader).concat(this.flags ? " (".concat(formatNodeFlags(this.flags), ")") : "");
                             }
                         },
                         __debugKind: { get: function () { return formatSyntaxKind(this.kind); } },
@@ -2427,10 +2427,10 @@ var ts;
         Debug.enableDebugInfo = enableDebugInfo;
         function formatDeprecationMessage(name, error, errorAfter, since, message) {
             var deprecationMessage = error ? "DeprecationError: " : "DeprecationWarning: ";
-            deprecationMessage += "'" + name + "' ";
-            deprecationMessage += since ? "has been deprecated since v" + since : "is deprecated";
-            deprecationMessage += error ? " and can no longer be used." : errorAfter ? " and will no longer be usable after v" + errorAfter + "." : ".";
-            deprecationMessage += message ? " " + ts.formatStringFromArgs(message, [name], 0) : "";
+            deprecationMessage += "'".concat(name, "' ");
+            deprecationMessage += since ? "has been deprecated since v".concat(since) : "is deprecated";
+            deprecationMessage += error ? " and can no longer be used." : errorAfter ? " and will no longer be usable after v".concat(errorAfter, ".") : ".";
+            deprecationMessage += message ? " ".concat(ts.formatStringFromArgs(message, [name], 0)) : "";
             return deprecationMessage;
         }
         function createErrorDeprecation(name, errorAfter, since, message) {
@@ -2527,11 +2527,11 @@ var ts;
             }
         };
         Version.prototype.toString = function () {
-            var result = this.major + "." + this.minor + "." + this.patch;
+            var result = "".concat(this.major, ".").concat(this.minor, ".").concat(this.patch);
             if (ts.some(this.prerelease))
-                result += "-" + this.prerelease.join(".");
+                result += "-".concat(this.prerelease.join("."));
             if (ts.some(this.build))
-                result += "+" + this.build.join(".");
+                result += "+".concat(this.build.join("."));
             return result;
         };
         Version.zero = new Version(0, 0, 0);
@@ -2753,7 +2753,7 @@ var ts;
         return ts.map(comparators, formatComparator).join(" ");
     }
     function formatComparator(comparator) {
-        return "" + comparator.operator + comparator.operand;
+        return "".concat(comparator.operator).concat(comparator.operand);
     }
 })(ts || (ts = {}));
 var ts;
@@ -2982,7 +2982,7 @@ var ts;
                     fs = require("fs");
                 }
                 catch (e) {
-                    throw new Error("tracing requires having fs\n(original error: " + (e.message || e) + ")");
+                    throw new Error("tracing requires having fs\n(original error: ".concat(e.message || e, ")"));
                 }
             }
             mode = tracingMode;
@@ -2993,11 +2993,11 @@ var ts;
             if (!fs.existsSync(traceDir)) {
                 fs.mkdirSync(traceDir, { recursive: true });
             }
-            var countPart = mode === "build" ? "." + process.pid + "-" + ++traceCount
-                : mode === "server" ? "." + process.pid
+            var countPart = mode === "build" ? ".".concat(process.pid, "-").concat(++traceCount)
+                : mode === "server" ? ".".concat(process.pid)
                     : "";
-            var tracePath = ts.combinePaths(traceDir, "trace" + countPart + ".json");
-            var typesPath = ts.combinePaths(traceDir, "types" + countPart + ".json");
+            var tracePath = ts.combinePaths(traceDir, "trace".concat(countPart, ".json"));
+            var typesPath = ts.combinePaths(traceDir, "types".concat(countPart, ".json"));
             legend.push({
                 configFilePath: configFilePath,
                 tracePath: tracePath,
@@ -3065,7 +3065,7 @@ var ts;
                 writeEvent("E", phase, name, args, undefined, endTime);
             }
             else if (sampleInterval - (time % sampleInterval) <= endTime - time) {
-                writeEvent("X", phase, name, args, "\"dur\":" + (endTime - time), time);
+                writeEvent("X", phase, name, args, "\"dur\":".concat(endTime - time), time);
             }
         }
         function writeEvent(eventType, phase, name, args, extras, time) {
@@ -3073,11 +3073,11 @@ var ts;
             if (mode === "server" && phase === "checkTypes")
                 return;
             ts.performance.mark("beginTracing");
-            fs.writeSync(traceFd, ",\n{\"pid\":1,\"tid\":1,\"ph\":\"" + eventType + "\",\"cat\":\"" + phase + "\",\"ts\":" + time + ",\"name\":\"" + name + "\"");
+            fs.writeSync(traceFd, ",\n{\"pid\":1,\"tid\":1,\"ph\":\"".concat(eventType, "\",\"cat\":\"").concat(phase, "\",\"ts\":").concat(time, ",\"name\":\"").concat(name, "\""));
             if (extras)
-                fs.writeSync(traceFd, "," + extras);
+                fs.writeSync(traceFd, ",".concat(extras));
             if (args)
-                fs.writeSync(traceFd, ",\"args\":" + JSON.stringify(args));
+                fs.writeSync(traceFd, ",\"args\":".concat(JSON.stringify(args)));
             fs.writeSync(traceFd, "}");
             ts.performance.mark("endTracing");
             ts.performance.measure("Tracing", "beginTracing", "endTracing");
@@ -3882,7 +3882,7 @@ var ts;
         pollingChunkSize = getCustomPollingBasedLevels("TSC_WATCH_POLLINGCHUNKSIZE", defaultChunkLevels) || pollingChunkSize;
         ts.unchangedPollThresholds = getCustomPollingBasedLevels("TSC_WATCH_UNCHANGEDPOLLTHRESHOLDS", defaultChunkLevels) || ts.unchangedPollThresholds;
         function getLevel(envVar, level) {
-            return system.getEnvironmentVariable(envVar + "_" + level.toUpperCase());
+            return system.getEnvironmentVariable("".concat(envVar, "_").concat(level.toUpperCase()));
         }
         function getCustomLevels(baseVariable) {
             var customLevels;
@@ -4302,7 +4302,7 @@ var ts;
         }
         function onTimerToUpdateChildWatches() {
             timerToUpdateChildWatches = undefined;
-            ts.sysLog("sysLog:: onTimerToUpdateChildWatches:: " + cacheToUpdateChildWatches.size);
+            ts.sysLog("sysLog:: onTimerToUpdateChildWatches:: ".concat(cacheToUpdateChildWatches.size));
             var start = ts.timestamp();
             var invokeMap = new ts.Map();
             while (!timerToUpdateChildWatches && cacheToUpdateChildWatches.size) {
@@ -4313,7 +4313,7 @@ var ts;
                 var hasChanges = updateChildWatches(dirName, dirPath, options);
                 invokeCallbacks(dirPath, invokeMap, hasChanges ? undefined : fileNames);
             }
-            ts.sysLog("sysLog:: invokingWatchers:: Elapsed:: " + (ts.timestamp() - start) + "ms:: " + cacheToUpdateChildWatches.size);
+            ts.sysLog("sysLog:: invokingWatchers:: Elapsed:: ".concat(ts.timestamp() - start, "ms:: ").concat(cacheToUpdateChildWatches.size));
             callbackCache.forEach(function (callbacks, rootDirName) {
                 var existing = invokeMap.get(rootDirName);
                 if (existing) {
@@ -4329,7 +4329,7 @@ var ts;
                 }
             });
             var elapsed = ts.timestamp() - start;
-            ts.sysLog("sysLog:: Elapsed:: " + elapsed + "ms:: onTimerToUpdateChildWatches:: " + cacheToUpdateChildWatches.size + " " + timerToUpdateChildWatches);
+            ts.sysLog("sysLog:: Elapsed:: ".concat(elapsed, "ms:: onTimerToUpdateChildWatches:: ").concat(cacheToUpdateChildWatches.size, " ").concat(timerToUpdateChildWatches));
         }
         function removeChildWatches(parentWatcher) {
             if (!parentWatcher)
@@ -4721,7 +4721,7 @@ var ts;
                 var externalFileCounter = 0;
                 var remappedPaths = new ts.Map();
                 var normalizedDir = ts.normalizeSlashes(__dirname);
-                var fileUrlRoot = "file://" + (ts.getRootLength(normalizedDir) === 1 ? "" : "/") + normalizedDir;
+                var fileUrlRoot = "file://".concat(ts.getRootLength(normalizedDir) === 1 ? "" : "/").concat(normalizedDir);
                 for (var _i = 0, _a = profile.nodes; _i < _a.length; _i++) {
                     var node = _a[_i];
                     if (node.callFrame.url) {
@@ -4730,7 +4730,7 @@ var ts;
                             node.callFrame.url = ts.getRelativePathToDirectoryOrUrl(fileUrlRoot, url, fileUrlRoot, ts.createGetCanonicalFileName(useCaseSensitiveFileNames), true);
                         }
                         else if (!nativePattern.test(url)) {
-                            node.callFrame.url = (remappedPaths.has(url) ? remappedPaths : remappedPaths.set(url, "external" + externalFileCounter + ".js")).get(url);
+                            node.callFrame.url = (remappedPaths.has(url) ? remappedPaths : remappedPaths.set(url, "external".concat(externalFileCounter, ".js"))).get(url);
                             externalFileCounter++;
                         }
                     }
@@ -4746,7 +4746,7 @@ var ts;
                         if (!err) {
                             try {
                                 if ((_b = statSync(profilePath)) === null || _b === void 0 ? void 0 : _b.isDirectory()) {
-                                    profilePath = _path.join(profilePath, (new Date()).toISOString().replace(/:/g, "-") + "+P" + process.pid + ".cpuprofile");
+                                    profilePath = _path.join(profilePath, "".concat((new Date()).toISOString().replace(/:/g, "-"), "+P").concat(process.pid, ".cpuprofile"));
                                 }
                             }
                             catch (_c) {
@@ -4831,7 +4831,7 @@ var ts;
                     }
                 };
                 function invokeCallbackAndUpdateWatcher(createWatcher) {
-                    ts.sysLog("sysLog:: " + fileOrDirectory + ":: Changing watcher to " + (createWatcher === watchPresentFileSystemEntry ? "Present" : "Missing") + "FileSystemEntryWatcher");
+                    ts.sysLog("sysLog:: ".concat(fileOrDirectory, ":: Changing watcher to ").concat(createWatcher === watchPresentFileSystemEntry ? "Present" : "Missing", "FileSystemEntryWatcher"));
                     callback("rename", "");
                     if (watcher) {
                         watcher.close();
@@ -4848,7 +4848,7 @@ var ts;
                         }
                     }
                     if (hitSystemWatcherLimit) {
-                        ts.sysLog("sysLog:: " + fileOrDirectory + ":: Defaulting to fsWatchFile");
+                        ts.sysLog("sysLog:: ".concat(fileOrDirectory, ":: Defaulting to fsWatchFile"));
                         return watchPresentFileSystemEntryWithFsWatchFile();
                     }
                     try {
@@ -4860,7 +4860,7 @@ var ts;
                     }
                     catch (e) {
                         hitSystemWatcherLimit || (hitSystemWatcherLimit = e.code === "ENOSPC");
-                        ts.sysLog("sysLog:: " + fileOrDirectory + ":: Changing to fsWatchFile");
+                        ts.sysLog("sysLog:: ".concat(fileOrDirectory, ":: Changing to fsWatchFile"));
                         return watchPresentFileSystemEntryWithFsWatchFile();
                     }
                 }
@@ -7066,7 +7066,7 @@ var ts;
                 line = line < 0 ? 0 : line >= lineStarts.length ? lineStarts.length - 1 : line;
             }
             else {
-                ts.Debug.fail("Bad line number. Line: " + line + ", lineStarts.length: " + lineStarts.length + " , line map is correct? " + (debugText !== undefined ? ts.arraysEqual(lineStarts, computeLineStarts(debugText)) : "unknown"));
+                ts.Debug.fail("Bad line number. Line: ".concat(line, ", lineStarts.length: ").concat(lineStarts.length, " , line map is correct? ").concat(debugText !== undefined ? ts.arraysEqual(lineStarts, computeLineStarts(debugText)) : "unknown"));
             }
         }
         var res = lineStarts[line] + character;
@@ -9570,7 +9570,7 @@ var ts;
     function getTextOfJSDocComment(comment) {
         return typeof comment === "string" ? comment
             : comment === null || comment === void 0 ? void 0 : comment.map(function (c) {
-                return c.kind === 319 ? c.text : "{@link " + (c.name ? ts.entityNameToString(c.name) + " " : "") + c.text + "}";
+                return c.kind === 319 ? c.text : "{@link ".concat(c.name ? ts.entityNameToString(c.name) + " " : "").concat(c.text, "}");
             }).join("");
     }
     ts.getTextOfJSDocComment = getTextOfJSDocComment;
@@ -10670,8 +10670,8 @@ var ts;
     }
     function packageIdToString(_a) {
         var name = _a.name, subModuleName = _a.subModuleName, version = _a.version;
-        var fullName = subModuleName ? name + "/" + subModuleName : name;
-        return fullName + "@" + version;
+        var fullName = subModuleName ? "".concat(name, "/").concat(subModuleName) : name;
+        return "".concat(fullName, "@").concat(version);
     }
     ts.packageIdToString = packageIdToString;
     function typeDirectiveIsEqualTo(oldResolution, newResolution) {
@@ -10741,7 +10741,7 @@ var ts;
     function nodePosToString(node) {
         var file = getSourceFileOfNode(node);
         var loc = ts.getLineAndCharacterOfPosition(file, node.pos);
-        return file.fileName + "(" + (loc.line + 1) + "," + (loc.character + 1) + ")";
+        return "".concat(file.fileName, "(").concat(loc.line + 1, ",").concat(loc.character + 1, ")");
     }
     ts.nodePosToString = nodePosToString;
     function getEndLinePosition(line, sourceFile) {
@@ -10842,7 +10842,7 @@ var ts;
     ts.isPinnedComment = isPinnedComment;
     function createCommentDirectivesMap(sourceFile, commentDirectives) {
         var directivesByLine = new ts.Map(commentDirectives.map(function (commentDirective) { return ([
-            "" + ts.getLineAndCharacterOfPosition(sourceFile, commentDirective.range.end).line,
+            "".concat(ts.getLineAndCharacterOfPosition(sourceFile, commentDirective.range.end).line),
             commentDirective,
         ]); }));
         var usedLines = new ts.Map();
@@ -10859,10 +10859,10 @@ var ts;
             });
         }
         function markUsed(line) {
-            if (!directivesByLine.has("" + line)) {
+            if (!directivesByLine.has("".concat(line))) {
                 return false;
             }
-            usedLines.set("" + line, true);
+            usedLines.set("".concat(line), true);
             return true;
         }
     }
@@ -11046,7 +11046,7 @@ var ts;
                 }
                 return node.text;
         }
-        return ts.Debug.fail("Literal kind '" + node.kind + "' not accounted for.");
+        return ts.Debug.fail("Literal kind '".concat(node.kind, "' not accounted for."));
     }
     ts.getLiteralText = getLiteralText;
     function canUseOriginalText(node, flags) {
@@ -13340,11 +13340,11 @@ var ts;
     }
     ts.getEscapedTextOfIdentifierOrLiteral = getEscapedTextOfIdentifierOrLiteral;
     function getPropertyNameForUniqueESSymbol(symbol) {
-        return "__@" + ts.getSymbolId(symbol) + "@" + symbol.escapedName;
+        return "__@".concat(ts.getSymbolId(symbol), "@").concat(symbol.escapedName);
     }
     ts.getPropertyNameForUniqueESSymbol = getPropertyNameForUniqueESSymbol;
     function getSymbolNameForPrivateIdentifier(containingClassSymbol, description) {
-        return "__#" + ts.getSymbolId(containingClassSymbol) + "@" + description;
+        return "__#".concat(ts.getSymbolId(containingClassSymbol), "@").concat(description);
     }
     ts.getSymbolNameForPrivateIdentifier = getSymbolNameForPrivateIdentifier;
     function isKnownSymbol(symbol) {
@@ -15634,7 +15634,7 @@ var ts;
     }
     ts.getJSXImplicitImportBase = getJSXImplicitImportBase;
     function getJSXRuntimeImport(base, options) {
-        return base ? base + "/" + (options.jsx === 5 ? "jsx-dev-runtime" : "jsx-runtime") : undefined;
+        return base ? "".concat(base, "/").concat(options.jsx === 5 ? "jsx-dev-runtime" : "jsx-runtime") : undefined;
     }
     ts.getJSXRuntimeImport = getJSXRuntimeImport;
     function hasZeroOrOneAsteriskCharacter(str) {
@@ -15742,15 +15742,15 @@ var ts;
     }
     var wildcardCharCodes = [42, 63];
     ts.commonPackageFolders = ["node_modules", "bower_components", "jspm_packages"];
-    var implicitExcludePathRegexPattern = "(?!(" + ts.commonPackageFolders.join("|") + ")(/|$))";
+    var implicitExcludePathRegexPattern = "(?!(".concat(ts.commonPackageFolders.join("|"), ")(/|$))");
     var filesMatcher = {
         singleAsteriskRegexFragment: "([^./]|(\\.(?!min\\.js$))?)*",
-        doubleAsteriskRegexFragment: "(/" + implicitExcludePathRegexPattern + "[^/.][^/]*)*?",
+        doubleAsteriskRegexFragment: "(/".concat(implicitExcludePathRegexPattern, "[^/.][^/]*)*?"),
         replaceWildcardCharacter: function (match) { return replaceWildcardCharacter(match, filesMatcher.singleAsteriskRegexFragment); }
     };
     var directoriesMatcher = {
         singleAsteriskRegexFragment: "[^/]*",
-        doubleAsteriskRegexFragment: "(/" + implicitExcludePathRegexPattern + "[^/.][^/]*)*?",
+        doubleAsteriskRegexFragment: "(/".concat(implicitExcludePathRegexPattern, "[^/.][^/]*)*?"),
         replaceWildcardCharacter: function (match) { return replaceWildcardCharacter(match, directoriesMatcher.singleAsteriskRegexFragment); }
     };
     var excludeMatcher = {
@@ -15768,9 +15768,9 @@ var ts;
         if (!patterns || !patterns.length) {
             return undefined;
         }
-        var pattern = patterns.map(function (pattern) { return "(" + pattern + ")"; }).join("|");
+        var pattern = patterns.map(function (pattern) { return "(".concat(pattern, ")"); }).join("|");
         var terminator = usage === "exclude" ? "($|/)" : "$";
-        return "^(" + pattern + ")" + terminator;
+        return "^(".concat(pattern, ")").concat(terminator);
     }
     ts.getRegularExpressionForWildcard = getRegularExpressionForWildcard;
     function getRegularExpressionsForWildcards(specs, basePath, usage) {
@@ -15788,7 +15788,7 @@ var ts;
     ts.isImplicitGlob = isImplicitGlob;
     function getPatternFromSpec(spec, basePath, usage) {
         var pattern = spec && getSubPatternFromSpec(spec, basePath, usage, wildcardMatchers[usage]);
-        return pattern && "^(" + pattern + ")" + (usage === "exclude" ? "($|/)" : "$");
+        return pattern && "^(".concat(pattern, ")").concat(usage === "exclude" ? "($|/)" : "$");
     }
     ts.getPatternFromSpec = getPatternFromSpec;
     function getSubPatternFromSpec(spec, basePath, usage, _a) {
@@ -15854,7 +15854,7 @@ var ts;
         currentDirectory = ts.normalizePath(currentDirectory);
         var absolutePath = ts.combinePaths(currentDirectory, path);
         return {
-            includeFilePatterns: ts.map(getRegularExpressionsForWildcards(includes, absolutePath, "files"), function (pattern) { return "^" + pattern + "$"; }),
+            includeFilePatterns: ts.map(getRegularExpressionsForWildcards(includes, absolutePath, "files"), function (pattern) { return "^".concat(pattern, "$"); }),
             includeFilePattern: getRegularExpressionForWildcard(includes, absolutePath, "files"),
             includeDirectoryPattern: getRegularExpressionForWildcard(includes, absolutePath, "directories"),
             excludePattern: getRegularExpressionForWildcard(excludes, absolutePath, "exclude"),
@@ -16099,7 +16099,7 @@ var ts;
     ts.resolutionExtensionIsTSOrJson = resolutionExtensionIsTSOrJson;
     function extensionFromPath(path) {
         var ext = tryGetExtensionFromPath(path);
-        return ext !== undefined ? ext : ts.Debug.fail("File " + path + " has unknown extension.");
+        return ext !== undefined ? ext : ts.Debug.fail("File ".concat(path, " has unknown extension."));
     }
     ts.extensionFromPath = extensionFromPath;
     function isAnySupportedFileExtension(path) {
@@ -21109,7 +21109,7 @@ var ts;
             case 326: return "augments";
             case 327: return "implements";
             default:
-                return ts.Debug.fail("Unsupported kind: " + ts.Debug.formatSyntaxKind(kind));
+                return ts.Debug.fail("Unsupported kind: ".concat(ts.Debug.formatSyntaxKind(kind)));
         }
     }
     var rawTextScanner;
@@ -21428,7 +21428,7 @@ var ts;
             };
             var definedTextGetter_1 = function (path) {
                 var result = textGetter_1(path);
-                return result !== undefined ? result : "/* Input file " + path + " was missing */\r\n";
+                return result !== undefined ? result : "/* Input file ".concat(path, " was missing */\r\n");
             };
             var buildInfo_1;
             var getAndCacheBuildInfo_1 = function (getText) {
@@ -25090,7 +25090,7 @@ var ts;
             for (var _i = 0, viableKeywordSuggestions_1 = viableKeywordSuggestions; _i < viableKeywordSuggestions_1.length; _i++) {
                 var keyword = viableKeywordSuggestions_1[_i];
                 if (expressionText.length > keyword.length + 2 && ts.startsWith(expressionText, keyword)) {
-                    return keyword + " " + expressionText.slice(keyword.length);
+                    return "".concat(keyword, " ").concat(expressionText.slice(keyword.length));
                 }
             }
             return undefined;
@@ -30594,7 +30594,7 @@ var ts;
         if (namedArgRegExCache.has(name)) {
             return namedArgRegExCache.get(name);
         }
-        var result = new RegExp("(\\s" + name + "\\s*=\\s*)(?:(?:'([^']*)')|(?:\"([^\"]*)\"))", "im");
+        var result = new RegExp("(\\s".concat(name, "\\s*=\\s*)(?:(?:'([^']*)')|(?:\"([^\"]*)\"))"), "im");
         namedArgRegExCache.set(name, result);
         return result;
     }
@@ -31988,8 +31988,8 @@ var ts;
     }
     ts.createCompilerDiagnosticForInvalidCustomType = createCompilerDiagnosticForInvalidCustomType;
     function createDiagnosticForInvalidCustomType(opt, createDiagnostic) {
-        var namesOfType = ts.arrayFrom(opt.type.keys()).map(function (key) { return "'" + key + "'"; }).join(", ");
-        return createDiagnostic(ts.Diagnostics.Argument_for_0_option_must_be_Colon_1, "--" + opt.name, namesOfType);
+        var namesOfType = ts.arrayFrom(opt.type.keys()).map(function (key) { return "'".concat(key, "'"); }).join(", ");
+        return createDiagnostic(ts.Diagnostics.Argument_for_0_option_must_be_Colon_1, "--".concat(opt.name), namesOfType);
     }
     function parseCustomTypeOption(opt, value, errors) {
         return convertJsonOptionOfCustomType(opt, ts.trimString(value || ""), errors);
@@ -32706,10 +32706,10 @@ var ts;
                 var newValue = compilerOptionsMap.get(cmd.name);
                 var defaultValue = getDefaultValueForOption(cmd);
                 if (newValue !== defaultValue) {
-                    result.push("" + tab + cmd.name + ": " + newValue);
+                    result.push("".concat(tab).concat(cmd.name, ": ").concat(newValue));
                 }
                 else if (ts.hasProperty(ts.defaultInitCompilerOptions, cmd.name)) {
-                    result.push("" + tab + cmd.name + ": " + defaultValue);
+                    result.push("".concat(tab).concat(cmd.name, ": ").concat(defaultValue));
                 }
             });
             return result.join(newLine) + newLine;
@@ -32747,19 +32747,19 @@ var ts;
                 if (entries.length !== 0) {
                     entries.push({ value: "" });
                 }
-                entries.push({ value: "/* " + category + " */" });
+                entries.push({ value: "/* ".concat(category, " */") });
                 for (var _i = 0, options_1 = options; _i < options_1.length; _i++) {
                     var option = options_1[_i];
                     var optionName = void 0;
                     if (compilerOptionsMap.has(option.name)) {
-                        optionName = "\"" + option.name + "\": " + JSON.stringify(compilerOptionsMap.get(option.name)) + ((seenKnownKeys += 1) === compilerOptionsMap.size ? "" : ",");
+                        optionName = "\"".concat(option.name, "\": ").concat(JSON.stringify(compilerOptionsMap.get(option.name))).concat((seenKnownKeys += 1) === compilerOptionsMap.size ? "" : ",");
                     }
                     else {
-                        optionName = "// \"" + option.name + "\": " + JSON.stringify(getDefaultValueForOption(option)) + ",";
+                        optionName = "// \"".concat(option.name, "\": ").concat(JSON.stringify(getDefaultValueForOption(option)), ",");
                     }
                     entries.push({
                         value: optionName,
-                        description: "/* " + (option.description && ts.getLocaleSpecificMessage(option.description) || option.name) + " */"
+                        description: "/* ".concat(option.description && ts.getLocaleSpecificMessage(option.description) || option.name, " */")
                     });
                     marginLength = Math.max(optionName.length, marginLength);
                 }
@@ -32767,24 +32767,24 @@ var ts;
             var tab = makePadding(2);
             var result = [];
             result.push("{");
-            result.push(tab + "\"compilerOptions\": {");
-            result.push("" + tab + tab + "/* " + ts.getLocaleSpecificMessage(ts.Diagnostics.Visit_https_Colon_Slash_Slashaka_ms_Slashtsconfig_json_to_read_more_about_this_file) + " */");
+            result.push("".concat(tab, "\"compilerOptions\": {"));
+            result.push("".concat(tab).concat(tab, "/* ").concat(ts.getLocaleSpecificMessage(ts.Diagnostics.Visit_https_Colon_Slash_Slashaka_ms_Slashtsconfig_json_to_read_more_about_this_file), " */"));
             result.push("");
             for (var _a = 0, entries_2 = entries; _a < entries_2.length; _a++) {
                 var entry = entries_2[_a];
                 var value = entry.value, _b = entry.description, description = _b === void 0 ? "" : _b;
-                result.push(value && "" + tab + tab + value + (description && (makePadding(marginLength - value.length + 2) + description)));
+                result.push(value && "".concat(tab).concat(tab).concat(value).concat(description && (makePadding(marginLength - value.length + 2) + description)));
             }
             if (fileNames.length) {
-                result.push(tab + "},");
-                result.push(tab + "\"files\": [");
+                result.push("".concat(tab, "},"));
+                result.push("".concat(tab, "\"files\": ["));
                 for (var i = 0; i < fileNames.length; i++) {
-                    result.push("" + tab + tab + JSON.stringify(fileNames[i]) + (i === fileNames.length - 1 ? "" : ","));
+                    result.push("".concat(tab).concat(tab).concat(JSON.stringify(fileNames[i])).concat(i === fileNames.length - 1 ? "" : ","));
                 }
-                result.push(tab + "]");
+                result.push("".concat(tab, "]"));
             }
             else {
-                result.push(tab + "}");
+                result.push("".concat(tab, "}"));
             }
             result.push("}");
             return result.join(newLine) + newLine;
@@ -33134,7 +33134,7 @@ var ts;
         if (ts.isRootedDiskPath(extendedConfig) || ts.startsWith(extendedConfig, "./") || ts.startsWith(extendedConfig, "../")) {
             var extendedConfigPath = ts.getNormalizedAbsolutePath(extendedConfig, basePath);
             if (!host.fileExists(extendedConfigPath) && !ts.endsWith(extendedConfigPath, ".json")) {
-                extendedConfigPath = extendedConfigPath + ".json";
+                extendedConfigPath = "".concat(extendedConfigPath, ".json");
                 if (!host.fileExists(extendedConfigPath)) {
                     errors.push(createDiagnostic(ts.Diagnostics.File_0_not_found, extendedConfig));
                     return undefined;
@@ -33330,7 +33330,7 @@ var ts;
                 if (ts.fileExtensionIs(file, ".json")) {
                     if (!jsonOnlyIncludeRegexes) {
                         var includes = validatedIncludeSpecs.filter(function (s) { return ts.endsWith(s, ".json"); });
-                        var includeFilePatterns = ts.map(ts.getRegularExpressionsForWildcards(includes, basePath, "files"), function (pattern) { return "^" + pattern + "$"; });
+                        var includeFilePatterns = ts.map(ts.getRegularExpressionsForWildcards(includes, basePath, "files"), function (pattern) { return "^".concat(pattern, "$"); });
                         jsonOnlyIncludeRegexes = includeFilePatterns ? includeFilePatterns.map(function (pattern) { return ts.getRegexFromPattern(pattern, host.useCaseSensitiveFileNames); }) : ts.emptyArray;
                     }
                     var includeIndex = ts.findIndex(jsonOnlyIncludeRegexes, function (re) { return re.test(file); });
@@ -33702,7 +33702,7 @@ var ts;
         var bestVersionKey = result.version, bestVersionPaths = result.paths;
         if (typeof bestVersionPaths !== "object") {
             if (state.traceEnabled) {
-                trace(state.host, ts.Diagnostics.Expected_type_of_0_field_in_package_json_to_be_1_got_2, "typesVersions['" + bestVersionKey + "']", "object", typeof bestVersionPaths);
+                trace(state.host, ts.Diagnostics.Expected_type_of_0_field_in_package_json_to_be_1_got_2, "typesVersions['".concat(bestVersionKey, "']"), "object", typeof bestVersionPaths);
             }
             return;
         }
@@ -33801,7 +33801,10 @@ var ts;
             }
         }
         var failedLookupLocations = [];
-        var moduleResolutionState = { compilerOptions: options, host: host, traceEnabled: traceEnabled, failedLookupLocations: failedLookupLocations, packageJsonInfoCache: cache, features: NodeResolutionFeatures.AllFeatures, conditions: ["node", "require", "types"] };
+        var features = ts.getEmitModuleResolutionKind(options) === ts.ModuleResolutionKind.Node12 ? NodeResolutionFeatures.Node12Default :
+            ts.getEmitModuleResolutionKind(options) === ts.ModuleResolutionKind.NodeNext ? NodeResolutionFeatures.NodeNextDefault :
+                NodeResolutionFeatures.None;
+        var moduleResolutionState = { compilerOptions: options, host: host, traceEnabled: traceEnabled, failedLookupLocations: failedLookupLocations, packageJsonInfoCache: cache, features: features, conditions: ["node", "require", "types"] };
         var resolved = primaryLookup();
         var primary = true;
         if (!resolved) {
@@ -34046,7 +34049,7 @@ var ts;
         };
         return cache;
         function getUnderlyingCacheKey(specifier, mode) {
-            var result = mode === undefined ? specifier : mode + "|" + specifier;
+            var result = mode === undefined ? specifier : "".concat(mode, "|").concat(specifier);
             memoizedReverseKeys.set(result, [specifier, mode]);
             return result;
         }
@@ -34076,7 +34079,7 @@ var ts;
         }
         function getOrCreateCacheForModuleName(nonRelativeModuleName, mode, redirectedReference) {
             ts.Debug.assert(!ts.isExternalModuleNameRelative(nonRelativeModuleName));
-            return getOrCreateCache(moduleNameToDirectoryMap, redirectedReference, mode === undefined ? nonRelativeModuleName : mode + "|" + nonRelativeModuleName, createPerModuleNameCache);
+            return getOrCreateCache(moduleNameToDirectoryMap, redirectedReference, mode === undefined ? nonRelativeModuleName : "".concat(mode, "|").concat(nonRelativeModuleName), createPerModuleNameCache);
         }
         function createPerModuleNameCache() {
             var directoryPathMap = new ts.Map();
@@ -34204,10 +34207,10 @@ var ts;
                     result = classicNameResolver(moduleName, containingFile, compilerOptions, host, cache, redirectedReference);
                     break;
                 default:
-                    return ts.Debug.fail("Unexpected moduleResolution: " + moduleResolution);
+                    return ts.Debug.fail("Unexpected moduleResolution: ".concat(moduleResolution));
             }
             if (result && result.resolvedModule)
-                ts.perfLogger.logInfoEvent("Module \"" + moduleName + "\" resolved to \"" + result.resolvedModule.resolvedFileName + "\"");
+                ts.perfLogger.logInfoEvent("Module \"".concat(moduleName, "\" resolved to \"").concat(result.resolvedModule.resolvedFileName, "\""));
             ts.perfLogger.logStopResolveModule((result && result.resolvedModule) ? "" + result.resolvedModule.resolvedFileName : "null");
             if (perFolderCache) {
                 perFolderCache.set(moduleName, resolutionMode, result);
@@ -34337,7 +34340,7 @@ var ts;
     function resolveJSModule(moduleName, initialDir, host) {
         var _a = tryResolveJSModuleWorker(moduleName, initialDir, host), resolvedModule = _a.resolvedModule, failedLookupLocations = _a.failedLookupLocations;
         if (!resolvedModule) {
-            throw new Error("Could not resolve JS module '" + moduleName + "' starting at '" + initialDir + "'. Looked in: " + failedLookupLocations.join(", "));
+            throw new Error("Could not resolve JS module '".concat(moduleName, "' starting at '").concat(initialDir, "'. Looked in: ").concat(failedLookupLocations.join(", ")));
         }
         return resolvedModule.resolvedFileName;
     }
@@ -34354,13 +34357,15 @@ var ts;
         NodeResolutionFeatures[NodeResolutionFeatures["Exports"] = 8] = "Exports";
         NodeResolutionFeatures[NodeResolutionFeatures["ExportsPatternTrailers"] = 16] = "ExportsPatternTrailers";
         NodeResolutionFeatures[NodeResolutionFeatures["AllFeatures"] = 30] = "AllFeatures";
+        NodeResolutionFeatures[NodeResolutionFeatures["Node12Default"] = 14] = "Node12Default";
+        NodeResolutionFeatures[NodeResolutionFeatures["NodeNextDefault"] = 30] = "NodeNextDefault";
         NodeResolutionFeatures[NodeResolutionFeatures["EsmMode"] = 32] = "EsmMode";
     })(NodeResolutionFeatures || (NodeResolutionFeatures = {}));
     function node12ModuleNameResolver(moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode) {
-        return nodeNextModuleNameResolverWorker(NodeResolutionFeatures.Imports | NodeResolutionFeatures.SelfName | NodeResolutionFeatures.Exports, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode);
+        return nodeNextModuleNameResolverWorker(NodeResolutionFeatures.Node12Default, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode);
     }
     function nodeNextModuleNameResolver(moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode) {
-        return nodeNextModuleNameResolverWorker(NodeResolutionFeatures.AllFeatures, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode);
+        return nodeNextModuleNameResolverWorker(NodeResolutionFeatures.NodeNextDefault, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode);
     }
     function nodeNextModuleNameResolverWorker(features, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode) {
         var containingDirectory = ts.getDirectoryPath(containingFile);
@@ -34438,7 +34443,7 @@ var ts;
         if (traceEnabled) {
             trace(host, ts.Diagnostics.Resolving_real_path_for_0_result_1, path, real);
         }
-        ts.Debug.assert(host.fileExists(real), path + " linked to nonexistent file " + real);
+        ts.Debug.assert(host.fileExists(real), "".concat(path, " linked to nonexistent file ").concat(real));
         return real;
     }
     function nodeLoadModuleByRelativeName(extensions, candidate, onlyRecordFailures, state, considerPackageJson) {
@@ -34785,7 +34790,7 @@ var ts;
             return undefined;
         }
         var trailingParts = parts.slice(nameParts.length);
-        return loadModuleFromExports(scope, extensions, !ts.length(trailingParts) ? "." : "." + ts.directorySeparator + trailingParts.join(ts.directorySeparator), state, cache, redirectedReference);
+        return loadModuleFromExports(scope, extensions, !ts.length(trailingParts) ? "." : ".".concat(ts.directorySeparator).concat(trailingParts.join(ts.directorySeparator)), state, cache, redirectedReference);
     }
     function loadModuleFromExports(scope, extensions, subpath, state, cache, redirectedReference) {
         if (!scope.packageJsonContent.exports) {
@@ -35097,7 +35102,7 @@ var ts;
         return mangled;
     }
     function getTypesPackageName(packageName) {
-        return "@types/" + mangleScopedPackageName(packageName);
+        return "@types/".concat(mangleScopedPackageName(packageName));
     }
     ts.getTypesPackageName = getTypesPackageName;
     function mangleScopedPackageName(packageName) {
@@ -35423,7 +35428,7 @@ var ts;
             if (name) {
                 if (ts.isAmbientModule(node)) {
                     var moduleName = ts.getTextOfIdentifierOrLiteral(name);
-                    return (ts.isGlobalScopeAugmentation(node) ? "__global" : "\"" + moduleName + "\"");
+                    return (ts.isGlobalScopeAugmentation(node) ? "__global" : "\"".concat(moduleName, "\""));
                 }
                 if (name.kind === 161) {
                     var nameExpression = name.expression;
@@ -35472,7 +35477,7 @@ var ts;
                 case 315:
                     return (ts.isJSDocConstructSignature(node) ? "__new" : "__call");
                 case 163:
-                    ts.Debug.assert(node.parent.kind === 315, "Impossible parameter parent kind", function () { return "parent is: " + (ts.SyntaxKind ? ts.SyntaxKind[node.parent.kind] : node.parent.kind) + ", expected JSDocFunctionType"; });
+                    ts.Debug.assert(node.parent.kind === 315, "Impossible parameter parent kind", function () { return "parent is: ".concat(ts.SyntaxKind ? ts.SyntaxKind[node.parent.kind] : node.parent.kind, ", expected JSDocFunctionType"); });
                     var functionType = node.parent;
                     var index = functionType.parameters.indexOf(node);
                     return "arg" + index;
@@ -35538,7 +35543,7 @@ var ts;
                         }
                         var relatedInformation_1 = [];
                         if (ts.isTypeAliasDeclaration(node) && ts.nodeIsMissing(node.type) && ts.hasSyntacticModifier(node, 1) && symbol.flags & (2097152 | 788968 | 1920)) {
-                            relatedInformation_1.push(createDiagnosticForNode(node, ts.Diagnostics.Did_you_mean_0, "export type { " + ts.unescapeLeadingUnderscores(node.name.escapedText) + " }"));
+                            relatedInformation_1.push(createDiagnosticForNode(node, ts.Diagnostics.Did_you_mean_0, "export type { ".concat(ts.unescapeLeadingUnderscores(node.name.escapedText), " }")));
                         }
                         var declarationName_1 = ts.getNameOfDeclaration(node) || node;
                         ts.forEach(symbol.declarations, function (declaration, index) {
@@ -37357,7 +37362,7 @@ var ts;
             }
         }
         function bindSourceFileAsExternalModule() {
-            bindAnonymousDeclaration(file, 512, "\"" + ts.removeFileExtension(file.fileName) + "\"");
+            bindAnonymousDeclaration(file, 512, "\"".concat(ts.removeFileExtension(file.fileName), "\""));
         }
         function bindExportAssignment(node) {
             if (!container.symbol || !container.symbol.exports) {
@@ -39071,7 +39076,7 @@ var ts;
                 if (sourceSymbolFile && targetSymbolFile && amalgamatedDuplicates && !isEitherEnum && sourceSymbolFile !== targetSymbolFile) {
                     var firstFile_1 = ts.comparePaths(sourceSymbolFile.path, targetSymbolFile.path) === -1 ? sourceSymbolFile : targetSymbolFile;
                     var secondFile_1 = firstFile_1 === sourceSymbolFile ? targetSymbolFile : sourceSymbolFile;
-                    var filesDuplicates = ts.getOrUpdate(amalgamatedDuplicates, firstFile_1.path + "|" + secondFile_1.path, function () {
+                    var filesDuplicates = ts.getOrUpdate(amalgamatedDuplicates, "".concat(firstFile_1.path, "|").concat(secondFile_1.path), function () {
                         return ({ firstFile: firstFile_1, secondFile: secondFile_1, conflictingSymbols: new ts.Map() });
                     });
                     var conflictingSymbolInfo = ts.getOrUpdate(filesDuplicates.conflictingSymbols, symbolName_1, function () {
@@ -39437,11 +39442,12 @@ var ts;
                 }
             }
         }
-        function resolveName(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals) {
+        function resolveName(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSpellingSuggstions) {
             if (excludeGlobals === void 0) { excludeGlobals = false; }
-            return resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSymbol);
+            if (getSpellingSuggstions === void 0) { getSpellingSuggstions = true; }
+            return resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSpellingSuggstions, getSymbol);
         }
-        function resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, lookup) {
+        function resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSpellingSuggestions, lookup) {
             var _a, _b, _c;
             var originalLocation = location;
             var result;
@@ -39676,7 +39682,7 @@ var ts;
                 }
             }
             if (!result) {
-                if (nameNotFoundMessage) {
+                if (nameNotFoundMessage && produceDiagnostics) {
                     if (!errorLocation ||
                         !checkAndReportErrorForMissingPrefix(errorLocation, name, nameArg) &&
                             !checkAndReportErrorForExtendingInterface(errorLocation) &&
@@ -39686,7 +39692,7 @@ var ts;
                             !checkAndReportErrorForUsingNamespaceModuleAsValue(errorLocation, name, meaning) &&
                             !checkAndReportErrorForUsingValueAsType(errorLocation, name, meaning)) {
                         var suggestion = void 0;
-                        if (suggestionCount < maximumSuggestionCount) {
+                        if (getSpellingSuggestions && suggestionCount < maximumSuggestionCount) {
                             suggestion = getSuggestedSymbolForNonexistentSymbol(originalLocation, name, meaning);
                             var isGlobalScopeAugmentationDeclaration = (suggestion === null || suggestion === void 0 ? void 0 : suggestion.valueDeclaration) && ts.isAmbientModule(suggestion.valueDeclaration) && ts.isGlobalScopeAugmentation(suggestion.valueDeclaration);
                             if (isGlobalScopeAugmentationDeclaration) {
@@ -39721,7 +39727,7 @@ var ts;
                 }
                 return undefined;
             }
-            if (nameNotFoundMessage) {
+            if (nameNotFoundMessage && produceDiagnostics) {
                 if (propertyWithInvalidInitializer && !(ts.getEmitScriptTarget(compilerOptions) === 99 && useDefineForClassFields)) {
                     var propertyName = propertyWithInvalidInitializer.name;
                     error(errorLocation, ts.Diagnostics.Initializer_of_instance_member_variable_0_cannot_reference_identifier_1_declared_in_the_constructor, ts.declarationNameToString(propertyName), diagnosticName(nameArg));
@@ -41344,7 +41350,7 @@ var ts;
             var links = getSymbolLinks(symbol);
             var cache = (links.accessibleChainCache || (links.accessibleChainCache = new ts.Map()));
             var firstRelevantLocation = forEachSymbolTableInScope(enclosingDeclaration, function (_, __, ___, node) { return node; });
-            var key = (useOnlyExternalAliasing ? 0 : 1) + "|" + (firstRelevantLocation && getNodeId(firstRelevantLocation)) + "|" + meaning;
+            var key = "".concat(useOnlyExternalAliasing ? 0 : 1, "|").concat(firstRelevantLocation && getNodeId(firstRelevantLocation), "|").concat(meaning);
             if (cache.has(key)) {
                 return cache.get(key);
             }
@@ -42111,7 +42117,7 @@ var ts;
                         context.symbolDepth = new ts.Map();
                     }
                     var links = context.enclosingDeclaration && getNodeLinks(context.enclosingDeclaration);
-                    var key = getTypeId(type) + "|" + context.flags;
+                    var key = "".concat(getTypeId(type), "|").concat(context.flags);
                     if (links) {
                         links.serializedTypes || (links.serializedTypes = new ts.Map());
                     }
@@ -42366,7 +42372,7 @@ var ts;
                             }
                         }
                         if (checkTruncationLength(context) && (i + 2 < properties.length - 1)) {
-                            typeElements.push(ts.factory.createPropertySignature(undefined, "... " + (properties.length - i) + " more ...", undefined, undefined));
+                            typeElements.push(ts.factory.createPropertySignature(undefined, "... ".concat(properties.length - i, " more ..."), undefined, undefined));
                             addPropertyToElementList(properties[properties.length - 1], context, typeElements);
                             break;
                         }
@@ -42474,7 +42480,7 @@ var ts;
                         else if (types.length > 2) {
                             return [
                                 typeToTypeNodeHelper(types[0], context),
-                                ts.factory.createTypeReferenceNode("... " + (types.length - 2) + " more ...", undefined),
+                                ts.factory.createTypeReferenceNode("... ".concat(types.length - 2, " more ..."), undefined),
                                 typeToTypeNodeHelper(types[types.length - 1], context)
                             ];
                         }
@@ -42487,7 +42493,7 @@ var ts;
                         var type = types_2[_i];
                         i++;
                         if (checkTruncationLength(context) && (i + 2 < types.length - 1)) {
-                            result_5.push(ts.factory.createTypeReferenceNode("... " + (types.length - i) + " more ...", undefined));
+                            result_5.push(ts.factory.createTypeReferenceNode("... ".concat(types.length - i, " more ..."), undefined));
                             var typeNode_1 = typeToTypeNodeHelper(types[types.length - 1], context);
                             if (typeNode_1) {
                                 result_5.push(typeNode_1);
@@ -42952,7 +42958,7 @@ var ts;
                     var text = rawtext;
                     while (((_b = context.typeParameterNamesByText) === null || _b === void 0 ? void 0 : _b.has(text)) || typeParameterShadowsNameInScope(text, context, type)) {
                         i++;
-                        text = rawtext + "_" + i;
+                        text = "".concat(rawtext, "_").concat(i);
                     }
                     if (text !== rawtext) {
                         result = ts.factory.createIdentifier(text, result.typeArguments);
@@ -43240,7 +43246,7 @@ var ts;
                     function getNameForJSDocFunctionParameter(p, index) {
                         return p.name && ts.isIdentifier(p.name) && p.name.escapedText === "this" ? "this"
                             : getEffectiveDotDotDotForParameter(p) ? "args"
-                                : "arg" + index;
+                                : "arg".concat(index);
                     }
                     function rewriteModuleSpecifier(parent, lit) {
                         if (bundled) {
@@ -44049,7 +44055,7 @@ var ts;
                             }
                             return results_1;
                         }
-                        return ts.Debug.fail("Unhandled class member kind! " + (p.__debugFlags || p.flags));
+                        return ts.Debug.fail("Unhandled class member kind! ".concat(p.__debugFlags || p.flags));
                     };
                 }
                 function serializePropertySymbolForInterface(p, baseType) {
@@ -44119,7 +44125,7 @@ var ts;
                     if (ref) {
                         return ref;
                     }
-                    var tempName = getUnusedName(rootName + "_base");
+                    var tempName = getUnusedName("".concat(rootName, "_base"));
                     var statement = ts.factory.createVariableStatement(undefined, ts.factory.createVariableDeclarationList([
                         ts.factory.createVariableDeclaration(tempName, undefined, typeToTypeNodeHelper(staticType, context))
                     ], 2));
@@ -44164,7 +44170,7 @@ var ts;
                     var original = input;
                     while ((_a = context.usedSymbolNames) === null || _a === void 0 ? void 0 : _a.has(input)) {
                         i++;
-                        input = original + "_" + i;
+                        input = "".concat(original, "_").concat(i);
                     }
                     (_b = context.usedSymbolNames) === null || _b === void 0 ? void 0 : _b.add(input);
                     if (id) {
@@ -44270,15 +44276,15 @@ var ts;
                 if (nameType.flags & 384) {
                     var name = "" + nameType.value;
                     if (!ts.isIdentifierText(name, ts.getEmitScriptTarget(compilerOptions)) && !isNumericLiteralName(name)) {
-                        return "\"" + ts.escapeString(name, 34) + "\"";
+                        return "\"".concat(ts.escapeString(name, 34), "\"");
                     }
                     if (isNumericLiteralName(name) && ts.startsWith(name, "-")) {
-                        return "[" + name + "]";
+                        return "[".concat(name, "]");
                     }
                     return name;
                 }
                 if (nameType.flags & 8192) {
-                    return "[" + getNameOfSymbolAsWritten(nameType.symbol, context) + "]";
+                    return "[".concat(getNameOfSymbolAsWritten(nameType.symbol, context), "]");
                 }
             }
         }
@@ -46677,7 +46683,7 @@ var ts;
                     !leftName ? rightName :
                         !rightName ? leftName :
                             undefined;
-                var paramSymbol = createSymbol(1 | (isOptional && !isRestParam ? 16777216 : 0), paramName || "arg" + i);
+                var paramSymbol = createSymbol(1 | (isOptional && !isRestParam ? 16777216 : 0), paramName || "arg".concat(i));
                 paramSymbol.type = isRestParam ? createArrayType(unionParamType) : unionParamType;
                 params[i] = paramSymbol;
             }
@@ -48362,7 +48368,7 @@ var ts;
             return result;
         }
         function getAliasId(aliasSymbol, aliasTypeArguments) {
-            return aliasSymbol ? "@" + getSymbolId(aliasSymbol) + (aliasTypeArguments ? ":" + getTypeListId(aliasTypeArguments) : "") : "";
+            return aliasSymbol ? "@".concat(getSymbolId(aliasSymbol)) + (aliasTypeArguments ? ":".concat(getTypeListId(aliasTypeArguments)) : "") : "";
         }
         function getPropagatingFlagsOfTypes(types, excludeKinds) {
             var result = 0;
@@ -48525,7 +48531,7 @@ var ts;
             return undefined;
         }
         function getSymbolPath(symbol) {
-            return symbol.parent ? getSymbolPath(symbol.parent) + "." + symbol.escapedName : symbol.escapedName;
+            return symbol.parent ? "".concat(getSymbolPath(symbol.parent), ".").concat(symbol.escapedName) : symbol.escapedName;
         }
         function getUnresolvedSymbolForEntityName(name) {
             var identifier = name.kind === 160 ? name.right :
@@ -48536,7 +48542,7 @@ var ts;
                 var parentSymbol = name.kind === 160 ? getUnresolvedSymbolForEntityName(name.left) :
                     name.kind === 205 ? getUnresolvedSymbolForEntityName(name.expression) :
                         undefined;
-                var path = parentSymbol ? getSymbolPath(parentSymbol) + "." + text : text;
+                var path = parentSymbol ? "".concat(getSymbolPath(parentSymbol), ".").concat(text) : text;
                 var result = unresolvedSymbols.get(path);
                 if (!result) {
                     unresolvedSymbols.set(path, result = createSymbol(524288, text, 1048576));
@@ -48602,7 +48608,7 @@ var ts;
             if (substitute.flags & 3 || substitute === baseType) {
                 return baseType;
             }
-            var id = getTypeId(baseType) + ">" + getTypeId(substitute);
+            var id = "".concat(getTypeId(baseType), ">").concat(getTypeId(substitute));
             var cached = substitutionTypes.get(id);
             if (cached) {
                 return cached;
@@ -48789,7 +48795,7 @@ var ts;
             return symbol;
         }
         function getGlobalSymbol(name, meaning, diagnostic) {
-            return resolveName(undefined, name, meaning, diagnostic, name, false);
+            return resolveName(undefined, name, meaning, diagnostic, name, false, false, false);
         }
         function getGlobalType(name, arity, reportErrors) {
             var symbol = getGlobalTypeSymbol(name, reportErrors);
@@ -49446,9 +49452,9 @@ var ts;
                 return types[0];
             }
             var typeKey = !origin ? getTypeListId(types) :
-                origin.flags & 1048576 ? "|" + getTypeListId(origin.types) :
-                    origin.flags & 2097152 ? "&" + getTypeListId(origin.types) :
-                        "#" + origin.type.id + "|" + getTypeListId(types);
+                origin.flags & 1048576 ? "|".concat(getTypeListId(origin.types)) :
+                    origin.flags & 2097152 ? "&".concat(getTypeListId(origin.types)) :
+                        "#".concat(origin.type.id, "|").concat(getTypeListId(types));
             var id = typeKey + getAliasId(aliasSymbol, aliasTypeArguments);
             var type = unionTypes.get(id);
             if (!type) {
@@ -49898,7 +49904,7 @@ var ts;
             if (ts.every(newTexts, function (t) { return t === ""; }) && ts.every(newTypes, function (t) { return !!(t.flags & 4); })) {
                 return stringType;
             }
-            var id = getTypeListId(newTypes) + "|" + ts.map(newTexts, function (t) { return t.length; }).join(",") + "|" + newTexts.join("");
+            var id = "".concat(getTypeListId(newTypes), "|").concat(ts.map(newTexts, function (t) { return t.length; }).join(","), "|").concat(newTexts.join(""));
             var type = templateLiteralTypes.get(id);
             if (!type) {
                 templateLiteralTypes.set(id, type = createTemplateLiteralType(newTexts, newTypes));
@@ -49958,7 +49964,7 @@ var ts;
             return str;
         }
         function getStringMappingTypeForGenericType(symbol, type) {
-            var id = getSymbolId(symbol) + "," + getTypeId(type);
+            var id = "".concat(getSymbolId(symbol), ",").concat(getTypeId(type));
             var result = stringMappingTypes.get(id);
             if (!result) {
                 stringMappingTypes.set(id, result = createStringMappingType(symbol, type));
@@ -50869,7 +50875,7 @@ var ts;
         function createUniqueESSymbolType(symbol) {
             var type = createType(8192);
             type.symbol = symbol;
-            type.escapedName = "__@" + type.symbol.escapedName + "@" + getSymbolId(type.symbol);
+            type.escapedName = "__@".concat(type.symbol.escapedName, "@").concat(getSymbolId(type.symbol));
             return type;
         }
         function getESSymbolLikeTypeForNode(node) {
@@ -52261,7 +52267,7 @@ var ts;
                     return true;
             }
             if (source.flags & 524288 && target.flags & 524288) {
-                var related = relation.get(getRelationKey(source, target, 0, relation));
+                var related = relation.get(getRelationKey(source, target, 0, relation, false));
                 if (related !== undefined) {
                     return !!(related & 1);
                 }
@@ -52390,20 +52396,20 @@ var ts;
                     switch (msg.code) {
                         case ts.Diagnostics.Types_of_property_0_are_incompatible.code: {
                             if (path.indexOf("new ") === 0) {
-                                path = "(" + path + ")";
+                                path = "(".concat(path, ")");
                             }
                             var str = "" + args[0];
                             if (path.length === 0) {
-                                path = "" + str;
+                                path = "".concat(str);
                             }
                             else if (ts.isIdentifierText(str, ts.getEmitScriptTarget(compilerOptions))) {
-                                path = path + "." + str;
+                                path = "".concat(path, ".").concat(str);
                             }
                             else if (str[0] === "[" && str[str.length - 1] === "]") {
-                                path = "" + path + str;
+                                path = "".concat(path).concat(str);
                             }
                             else {
-                                path = path + "[" + str + "]";
+                                path = "".concat(path, "[").concat(str, "]");
                             }
                             break;
                         }
@@ -52430,7 +52436,7 @@ var ts;
                                     msg.code === ts.Diagnostics.Construct_signatures_with_no_arguments_have_incompatible_return_types_0_and_1.code)
                                     ? ""
                                     : "...";
-                                path = "" + prefix + path + "(" + params + ")";
+                                path = "".concat(prefix).concat(path, "(").concat(params, ")");
                             }
                             break;
                         }
@@ -52443,7 +52449,7 @@ var ts;
                             break;
                         }
                         default:
-                            return ts.Debug.fail("Unhandled Diagnostic: " + msg.code);
+                            return ts.Debug.fail("Unhandled Diagnostic: ".concat(msg.code));
                     }
                 }
                 if (path) {
@@ -52975,7 +52981,8 @@ var ts;
                 if (overflow) {
                     return 0;
                 }
-                var id = getRelationKey(source, target, intersectionState | (inPropertyCheck ? 16 : 0), relation);
+                var keyIntersectionState = intersectionState | (inPropertyCheck ? 16 : 0);
+                var id = getRelationKey(source, target, keyIntersectionState, relation, false);
                 var entry = relation.get(id);
                 if (entry !== undefined) {
                     if (reportErrors && entry & 2 && !(entry & 4)) {
@@ -52999,12 +53006,9 @@ var ts;
                     targetStack = [];
                 }
                 else {
-                    var broadestEquivalentId = id.split(",").map(function (i) { return i.replace(/-\d+/g, function (_match, offset) {
-                        var index = ts.length(id.slice(0, offset).match(/[-=]/g) || undefined);
-                        return "=" + index;
-                    }); }).join(",");
+                    var broadestEquivalentId = id.startsWith("*") ? getRelationKey(source, target, keyIntersectionState, relation, true) : undefined;
                     for (var i = 0; i < maybeCount; i++) {
-                        if (id === maybeKeys[i] || broadestEquivalentId === maybeKeys[i]) {
+                        if (id === maybeKeys[i] || broadestEquivalentId && broadestEquivalentId === maybeKeys[i]) {
                             return 3;
                         }
                     }
@@ -54278,40 +54282,48 @@ var ts;
         function isTypeReferenceWithGenericArguments(type) {
             return isNonDeferredTypeReference(type) && ts.some(getTypeArguments(type), function (t) { return !!(t.flags & 262144) || isTypeReferenceWithGenericArguments(t); });
         }
-        function getTypeReferenceId(type, typeParameters, depth) {
-            if (depth === void 0) { depth = 0; }
-            var result = "" + type.target.id;
-            for (var _i = 0, _a = getTypeArguments(type); _i < _a.length; _i++) {
-                var t = _a[_i];
-                if (isUnconstrainedTypeParameter(t)) {
-                    var index = typeParameters.indexOf(t);
-                    if (index < 0) {
-                        index = typeParameters.length;
-                        typeParameters.push(t);
+        function getGenericTypeReferenceRelationKey(source, target, postFix, ignoreConstraints) {
+            var typeParameters = [];
+            var constraintMarker = "";
+            var sourceId = getTypeReferenceId(source, 0);
+            var targetId = getTypeReferenceId(target, 0);
+            return "".concat(constraintMarker).concat(sourceId, ",").concat(targetId).concat(postFix);
+            function getTypeReferenceId(type, depth) {
+                if (depth === void 0) { depth = 0; }
+                var result = "" + type.target.id;
+                for (var _i = 0, _a = getTypeArguments(type); _i < _a.length; _i++) {
+                    var t = _a[_i];
+                    if (t.flags & 262144) {
+                        if (ignoreConstraints || isUnconstrainedTypeParameter(t)) {
+                            var index = typeParameters.indexOf(t);
+                            if (index < 0) {
+                                index = typeParameters.length;
+                                typeParameters.push(t);
+                            }
+                            result += "=" + index;
+                            continue;
+                        }
+                        constraintMarker = "*";
+                    }
+                    else if (depth < 4 && isTypeReferenceWithGenericArguments(t)) {
+                        result += "<" + getTypeReferenceId(t, depth + 1) + ">";
+                        continue;
                     }
-                    result += "=" + index;
-                }
-                else if (depth < 4 && isTypeReferenceWithGenericArguments(t)) {
-                    result += "<" + getTypeReferenceId(t, typeParameters, depth + 1) + ">";
-                }
-                else {
                     result += "-" + t.id;
                 }
+                return result;
             }
-            return result;
         }
-        function getRelationKey(source, target, intersectionState, relation) {
+        function getRelationKey(source, target, intersectionState, relation, ignoreConstraints) {
             if (relation === identityRelation && source.id > target.id) {
                 var temp = source;
                 source = target;
                 target = temp;
             }
             var postFix = intersectionState ? ":" + intersectionState : "";
-            if (isTypeReferenceWithGenericArguments(source) && isTypeReferenceWithGenericArguments(target)) {
-                var typeParameters = [];
-                return getTypeReferenceId(source, typeParameters) + "," + getTypeReferenceId(target, typeParameters) + postFix;
-            }
-            return source.id + "," + target.id + postFix;
+            return isTypeReferenceWithGenericArguments(source) && isTypeReferenceWithGenericArguments(target) ?
+                getGenericTypeReferenceRelationKey(source, target, postFix, ignoreConstraints) :
+                "".concat(source.id, ",").concat(target.id).concat(postFix);
         }
         function forEachProperty(prop, callback) {
             if (ts.getCheckFlags(prop) & 6) {
@@ -54350,16 +54362,21 @@ var ts;
                 !hasBaseType(checkClass, getDeclaringClass(p)) : false; }) ? undefined : checkClass;
         }
         function isDeeplyNestedType(type, stack, depth, maxDepth) {
-            if (maxDepth === void 0) { maxDepth = 5; }
+            if (maxDepth === void 0) { maxDepth = 3; }
             if (depth >= maxDepth) {
                 var identity_1 = getRecursionIdentity(type);
                 var count = 0;
+                var lastTypeId = 0;
                 for (var i = 0; i < depth; i++) {
-                    if (getRecursionIdentity(stack[i]) === identity_1) {
-                        count++;
-                        if (count >= maxDepth) {
-                            return true;
+                    var t = stack[i];
+                    if (getRecursionIdentity(t) === identity_1) {
+                        if (t.id >= lastTypeId) {
+                            count++;
+                            if (count >= maxDepth) {
+                                return true;
+                            }
                         }
+                        lastTypeId = t.id;
                     }
                 }
             }
@@ -56122,10 +56139,10 @@ var ts;
                 case 79:
                     if (!ts.isThisInTypeQuery(node)) {
                         var symbol = getResolvedSymbol(node);
-                        return symbol !== unknownSymbol ? (flowContainer ? getNodeId(flowContainer) : "-1") + "|" + getTypeId(declaredType) + "|" + getTypeId(initialType) + "|" + getSymbolId(symbol) : undefined;
+                        return symbol !== unknownSymbol ? "".concat(flowContainer ? getNodeId(flowContainer) : "-1", "|").concat(getTypeId(declaredType), "|").concat(getTypeId(initialType), "|").concat(getSymbolId(symbol)) : undefined;
                     }
                 case 108:
-                    return "0|" + (flowContainer ? getNodeId(flowContainer) : "-1") + "|" + getTypeId(declaredType) + "|" + getTypeId(initialType);
+                    return "0|".concat(flowContainer ? getNodeId(flowContainer) : "-1", "|").concat(getTypeId(declaredType), "|").concat(getTypeId(initialType));
                 case 229:
                 case 211:
                     return getFlowCacheKey(node.expression, declaredType, initialType, flowContainer);
@@ -59366,7 +59383,7 @@ var ts;
                     !leftName ? rightName :
                         !rightName ? leftName :
                             undefined;
-                var paramSymbol = createSymbol(1 | (isOptional && !isRestParam ? 16777216 : 0), paramName || "arg" + i);
+                var paramSymbol = createSymbol(1 | (isOptional && !isRestParam ? 16777216 : 0), paramName || "arg".concat(i));
                 paramSymbol.type = isRestParam ? createArrayType(unionParamType) : unionParamType;
                 params[i] = paramSymbol;
             }
@@ -60884,7 +60901,7 @@ var ts;
         }
         function getSuggestedSymbolForNonexistentSymbol(location, outerName, meaning) {
             ts.Debug.assert(outerName !== undefined, "outername should always be defined");
-            var result = resolveNameHelper(location, outerName, meaning, undefined, outerName, false, false, function (symbols, name, meaning) {
+            var result = resolveNameHelper(location, outerName, meaning, undefined, outerName, false, false, true, function (symbols, name, meaning) {
                 ts.Debug.assertEqual(outerName, name, "name should equal outerName");
                 var symbol = getSymbol(symbols, name, meaning);
                 if (symbol)
@@ -67809,7 +67826,7 @@ var ts;
         function getPropertyNameForKnownSymbolName(symbolName) {
             var ctorType = getGlobalESSymbolConstructorSymbol(false);
             var uniqueType = ctorType && getTypeOfPropertyOfType(getTypeOfSymbol(ctorType), ts.escapeLeadingUnderscores(symbolName));
-            return uniqueType && isTypeUsableAsPropertyName(uniqueType) ? getPropertyNameFromType(uniqueType) : "__@" + symbolName;
+            return uniqueType && isTypeUsableAsPropertyName(uniqueType) ? getPropertyNameFromType(uniqueType) : "__@".concat(symbolName);
         }
         function getIterationTypesOfIterableSlow(type, resolver, errorNode) {
             var _a;
@@ -74057,7 +74074,7 @@ var ts;
                 value >= 52 && value < 62 ? 48 + value - 52 :
                     value === 62 ? 43 :
                         value === 63 ? 47 :
-                            ts.Debug.fail(value + ": not a base64 value");
+                            ts.Debug.fail("".concat(value, ": not a base64 value"));
     }
     function base64FormatDecode(ch) {
         return ch >= 65 && ch <= 90 ? ch - 65 :
@@ -74130,7 +74147,7 @@ var ts;
                 var mappings = ts.arrayFrom(decoder, processMapping);
                 if (decoder.error !== undefined) {
                     if (host.log) {
-                        host.log("Encountered error while decoding sourcemap: " + decoder.error);
+                        host.log("Encountered error while decoding sourcemap: ".concat(decoder.error));
                     }
                     decodedMappings = ts.emptyArray;
                 }
@@ -76565,7 +76582,7 @@ var ts;
                     var propertyName = ts.isPropertyAccessExpression(originalNode)
                         ? ts.declarationNameToString(originalNode.name)
                         : ts.getTextOfNode(originalNode.argumentExpression);
-                    ts.addSyntheticTrailingComment(substitute, 3, " " + propertyName + " ");
+                    ts.addSyntheticTrailingComment(substitute, 3, " ".concat(propertyName, " "));
                 }
                 return substitute;
             }
@@ -77749,8 +77766,8 @@ var ts;
         }
         function createHoistedVariableForClass(name, node) {
             var className = getPrivateIdentifierEnvironment().className;
-            var prefix = className ? "_" + className : "";
-            var identifier = factory.createUniqueName(prefix + "_" + name, 16);
+            var prefix = className ? "_".concat(className) : "";
+            var identifier = factory.createUniqueName("".concat(prefix, "_").concat(name), 16);
             if (resolver.getNodeCheckFlags(node) & 524288) {
                 addBlockScopedVariable(identifier);
             }
@@ -79319,7 +79336,7 @@ var ts;
                 specifierSourceImports = ts.createMap();
                 currentFileState.utilizedImplicitRuntimeImports.set(importSource, specifierSourceImports);
             }
-            var generatedName = factory.createUniqueName("_" + name, 16 | 32 | 64);
+            var generatedName = factory.createUniqueName("_".concat(name), 16 | 32 | 64);
             var specifier = factory.createImportSpecifier(false, factory.createIdentifier(name), generatedName);
             generatedName.generatedImportReference = specifier;
             specifierSourceImports.set(name, specifier);
@@ -80254,11 +80271,11 @@ var ts;
                     }
                     else {
                         if (node.kind === 245) {
-                            labelMarker = "break-" + label.escapedText;
+                            labelMarker = "break-".concat(label.escapedText);
                             setLabeledJump(convertedLoopState, true, ts.idText(label), labelMarker);
                         }
                         else {
-                            labelMarker = "continue-" + label.escapedText;
+                            labelMarker = "continue-".concat(label.escapedText);
                             setLabeledJump(convertedLoopState, false, ts.idText(label), labelMarker);
                         }
                     }
@@ -85878,7 +85895,7 @@ var ts;
             return getTypeAliasDeclarationVisibilityError;
         }
         else {
-            return ts.Debug.assertNever(node, "Attempted to set a declaration diagnostic context for unhandled node kind: " + ts.SyntaxKind[node.kind]);
+            return ts.Debug.assertNever(node, "Attempted to set a declaration diagnostic context for unhandled node kind: ".concat(ts.SyntaxKind[node.kind]));
         }
         function getVariableDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult) {
             if (node.kind === 253 || node.kind === 202) {
@@ -86075,7 +86092,7 @@ var ts;
                             ts.Diagnostics.Parameter_0_of_accessor_has_or_is_using_name_1_from_private_module_2 :
                         ts.Diagnostics.Parameter_0_of_accessor_has_or_is_using_private_name_1;
                 default:
-                    return ts.Debug.fail("Unknown parent for parameter: " + ts.SyntaxKind[node.parent.kind]);
+                    return ts.Debug.fail("Unknown parent for parameter: ".concat(ts.SyntaxKind[node.parent.kind]));
             }
         }
         function getTypeParameterConstraintVisibilityError() {
@@ -86762,7 +86779,7 @@ var ts;
             while (ts.length(lateMarkedStatements)) {
                 var i = lateMarkedStatements.shift();
                 if (!ts.isLateVisibilityPaintedStatement(i)) {
-                    return ts.Debug.fail("Late replaced statement was found which is not handled by the declaration transformer!: " + (ts.SyntaxKind ? ts.SyntaxKind[i.kind] : i.kind));
+                    return ts.Debug.fail("Late replaced statement was found which is not handled by the declaration transformer!: ".concat(ts.SyntaxKind ? ts.SyntaxKind[i.kind] : i.kind));
                 }
                 var priorNeedsDeclare = needsDeclare;
                 needsDeclare = i.parent && ts.isSourceFile(i.parent) && !(ts.isExternalModule(i.parent) && isBundledEmit);
@@ -86927,7 +86944,7 @@ var ts;
                             return cleanup(input);
                         return cleanup(factory.updateImportTypeNode(input, factory.updateLiteralTypeNode(input.argument, rewriteModuleSpecifier(input, input.argument.literal)), input.qualifier, ts.visitNodes(input.typeArguments, visitDeclarationSubtree, ts.isTypeNode), input.isTypeOf));
                     }
-                    default: ts.Debug.assertNever(input, "Attempted to process unhandled node kind: " + ts.SyntaxKind[input.kind]);
+                    default: ts.Debug.assertNever(input, "Attempted to process unhandled node kind: ".concat(ts.SyntaxKind[input.kind]));
                 }
             }
             if (ts.isTupleTypeNode(input) && (ts.getLineAndCharacterOfPosition(currentSourceFile, input.pos).line === ts.getLineAndCharacterOfPosition(currentSourceFile, input.end).line)) {
@@ -87171,7 +87188,7 @@ var ts;
                     var extendsClause_1 = ts.getEffectiveBaseTypeNode(input);
                     if (extendsClause_1 && !ts.isEntityNameExpression(extendsClause_1.expression) && extendsClause_1.expression.kind !== 104) {
                         var oldId = input.name ? ts.unescapeLeadingUnderscores(input.name.escapedText) : "default";
-                        var newId_1 = factory.createUniqueName(oldId + "_base", 16);
+                        var newId_1 = factory.createUniqueName("".concat(oldId, "_base"), 16);
                         getSymbolAccessibilityDiagnostic = function () { return ({
                             diagnosticMessage: ts.Diagnostics.extends_clause_of_exported_class_0_has_or_is_using_private_name_1,
                             errorNode: extendsClause_1,
@@ -87208,7 +87225,7 @@ var ts;
                     }))));
                 }
             }
-            return ts.Debug.assertNever(input, "Unhandled top-level node in declaration emit: " + ts.SyntaxKind[input.kind]);
+            return ts.Debug.assertNever(input, "Unhandled top-level node in declaration emit: ".concat(ts.SyntaxKind[input.kind]));
             function cleanup(node) {
                 if (isEnclosingDeclaration(input)) {
                     enclosingDeclaration = previousEnclosingDeclaration;
@@ -87977,13 +87994,13 @@ var ts;
         if (ts.fileExtensionIs(inputFileName, ".json"))
             return;
         if (js && configFile.options.sourceMap) {
-            addOutput(js + ".map");
+            addOutput("".concat(js, ".map"));
         }
         if (ts.getEmitDeclarations(configFile.options)) {
             var dts = getOutputDeclarationFileName(inputFileName, configFile, ignoreCase, getCommonSourceDirectory);
             addOutput(dts);
             if (configFile.options.declarationMap) {
-                addOutput(dts + ".map");
+                addOutput("".concat(dts, ".map"));
             }
         }
     }
@@ -88043,7 +88060,7 @@ var ts;
     function getFirstProjectOutput(configFile, ignoreCase) {
         if (ts.outFile(configFile.options)) {
             var jsFilePath = getOutputPathsForBundle(configFile.options, false).jsFilePath;
-            return ts.Debug.checkDefined(jsFilePath, "project " + configFile.options.configFilePath + " expected to have at least one output");
+            return ts.Debug.checkDefined(jsFilePath, "project ".concat(configFile.options.configFilePath, " expected to have at least one output"));
         }
         var getCommonSourceDirectory = ts.memoize(function () { return getCommonSourceDirectoryOfConfig(configFile, ignoreCase); });
         for (var _a = 0, _b = configFile.fileNames; _a < _b.length; _a++) {
@@ -88062,7 +88079,7 @@ var ts;
         var buildInfoPath = getTsBuildInfoEmitOutputFilePath(configFile.options);
         if (buildInfoPath)
             return buildInfoPath;
-        return ts.Debug.fail("project " + configFile.options.configFilePath + " expected to have at least one output");
+        return ts.Debug.fail("project ".concat(configFile.options.configFilePath, " expected to have at least one output"));
     }
     ts.getFirstProjectOutput = getFirstProjectOutput;
     function emitFiles(resolver, host, targetSourceFile, _a, emitOnlyDtsFiles, onlyBuildInfo, forceDtsEmit) {
@@ -88272,7 +88289,7 @@ var ts;
                 if (sourceMappingURL) {
                     if (!writer.isAtStartOfLine())
                         writer.rawWrite(newLine);
-                    writer.writeComment("//# " + "sourceMappingURL" + "=" + sourceMappingURL);
+                    writer.writeComment("//# ".concat("sourceMappingURL", "=").concat(sourceMappingURL));
                 }
                 if (sourceMapFilePath) {
                     var sourceMap = sourceMapGenerator.toString();
@@ -88312,7 +88329,7 @@ var ts;
             if (mapOptions.inlineSourceMap) {
                 var sourceMapText = sourceMapGenerator.toString();
                 var base64SourceMapText = ts.base64encode(ts.sys, sourceMapText);
-                return "data:application/json;base64," + base64SourceMapText;
+                return "data:application/json;base64,".concat(base64SourceMapText);
             }
             var sourceMapFile = ts.getBaseFileName(ts.normalizeSlashes(ts.Debug.checkDefined(sourceMapFilePath)));
             if (mapOptions.mapRoot) {
@@ -88476,7 +88493,7 @@ var ts;
                             return;
                         break;
                     default:
-                        ts.Debug.fail("Unexpected path: " + name);
+                        ts.Debug.fail("Unexpected path: ".concat(name));
                 }
                 outputFiles.push({ name: name, text: text, writeByteOrderMark: writeByteOrderMark });
             },
@@ -89284,7 +89301,7 @@ var ts;
                 return writeTokenNode(node, writeKeyword);
             if (ts.isTokenKind(node.kind))
                 return writeTokenNode(node, writePunctuation);
-            ts.Debug.fail("Unhandled SyntaxKind: " + ts.Debug.formatSyntaxKind(node.kind) + ".");
+            ts.Debug.fail("Unhandled SyntaxKind: ".concat(ts.Debug.formatSyntaxKind(node.kind), "."));
         }
         function emitMappedTypeParameter(node) {
             emit(node.name);
@@ -89424,12 +89441,12 @@ var ts;
             }
         }
         function emitPlaceholder(hint, node, snippet) {
-            nonEscapingWrite("${" + snippet.order + ":");
+            nonEscapingWrite("${".concat(snippet.order, ":"));
             pipelineEmitWithHintWorker(hint, node, false);
             nonEscapingWrite("}");
         }
         function emitTabStop(snippet) {
-            nonEscapingWrite("$" + snippet.order);
+            nonEscapingWrite("$".concat(snippet.order));
         }
         function emitIdentifier(node) {
             var writeText = node.symbol ? writeSymbol : write;
@@ -91057,17 +91074,17 @@ var ts;
                 writeLine();
             }
             if (currentSourceFile && currentSourceFile.moduleName) {
-                writeComment("/// <amd-module name=\"" + currentSourceFile.moduleName + "\" />");
+                writeComment("/// <amd-module name=\"".concat(currentSourceFile.moduleName, "\" />"));
                 writeLine();
             }
             if (currentSourceFile && currentSourceFile.amdDependencies) {
                 for (var _a = 0, _b = currentSourceFile.amdDependencies; _a < _b.length; _a++) {
                     var dep = _b[_a];
                     if (dep.name) {
-                        writeComment("/// <amd-dependency name=\"" + dep.name + "\" path=\"" + dep.path + "\" />");
+                        writeComment("/// <amd-dependency name=\"".concat(dep.name, "\" path=\"").concat(dep.path, "\" />"));
                     }
                     else {
-                        writeComment("/// <amd-dependency path=\"" + dep.path + "\" />");
+                        writeComment("/// <amd-dependency path=\"".concat(dep.path, "\" />"));
                     }
                     writeLine();
                 }
@@ -91075,7 +91092,7 @@ var ts;
             for (var _c = 0, files_2 = files; _c < files_2.length; _c++) {
                 var directive = files_2[_c];
                 var pos = writer.getTextPos();
-                writeComment("/// <reference path=\"" + directive.fileName + "\" />");
+                writeComment("/// <reference path=\"".concat(directive.fileName, "\" />"));
                 if (bundleFileInfo)
                     bundleFileInfo.sections.push({ pos: pos, end: writer.getTextPos(), kind: "reference", data: directive.fileName });
                 writeLine();
@@ -91083,7 +91100,7 @@ var ts;
             for (var _d = 0, types_24 = types; _d < types_24.length; _d++) {
                 var directive = types_24[_d];
                 var pos = writer.getTextPos();
-                writeComment("/// <reference types=\"" + directive.fileName + "\" />");
+                writeComment("/// <reference types=\"".concat(directive.fileName, "\" />"));
                 if (bundleFileInfo)
                     bundleFileInfo.sections.push({ pos: pos, end: writer.getTextPos(), kind: "type", data: directive.fileName });
                 writeLine();
@@ -91091,7 +91108,7 @@ var ts;
             for (var _e = 0, libs_1 = libs; _e < libs_1.length; _e++) {
                 var directive = libs_1[_e];
                 var pos = writer.getTextPos();
-                writeComment("/// <reference lib=\"" + directive.fileName + "\" />");
+                writeComment("/// <reference lib=\"".concat(directive.fileName, "\" />"));
                 if (bundleFileInfo)
                     bundleFileInfo.sections.push({ pos: pos, end: writer.getTextPos(), kind: "lib", data: directive.fileName });
                 writeLine();
@@ -91785,9 +91802,9 @@ var ts;
                 var textSourceNode = node.textSourceNode;
                 if (ts.isIdentifier(textSourceNode) || ts.isNumericLiteral(textSourceNode)) {
                     var text = ts.isNumericLiteral(textSourceNode) ? textSourceNode.text : getTextOfNode(textSourceNode);
-                    return jsxAttributeEscape ? "\"" + ts.escapeJsxAttributeString(text) + "\"" :
-                        neverAsciiEscape || (ts.getEmitFlags(node) & 16777216) ? "\"" + ts.escapeString(text) + "\"" :
-                            "\"" + ts.escapeNonAsciiString(text) + "\"";
+                    return jsxAttributeEscape ? "\"".concat(ts.escapeJsxAttributeString(text), "\"") :
+                        neverAsciiEscape || (ts.getEmitFlags(node) & 16777216) ? "\"".concat(ts.escapeString(text), "\"") :
+                            "\"".concat(ts.escapeNonAsciiString(text), "\"");
                 }
                 else {
                     return getLiteralTextOfNode(textSourceNode, neverAsciiEscape, jsxAttributeEscape);
@@ -92186,8 +92203,8 @@ var ts;
         }
         function formatSynthesizedComment(comment) {
             return comment.kind === 3
-                ? "/*" + comment.text + "*/"
-                : "//" + comment.text;
+                ? "/*".concat(comment.text, "*/")
+                : "//".concat(comment.text);
         }
         function emitBodyWithDetachedComments(node, detachedRange, emitCallback) {
             enterComment();
@@ -92801,18 +92818,18 @@ var ts;
         var watchedDirPath = _a.watchedDirPath, fileOrDirectory = _a.fileOrDirectory, fileOrDirectoryPath = _a.fileOrDirectoryPath, configFileName = _a.configFileName, options = _a.options, program = _a.program, extraFileExtensions = _a.extraFileExtensions, currentDirectory = _a.currentDirectory, useCaseSensitiveFileNames = _a.useCaseSensitiveFileNames, writeLog = _a.writeLog, toPath = _a.toPath;
         var newPath = ts.removeIgnoredPath(fileOrDirectoryPath);
         if (!newPath) {
-            writeLog("Project: " + configFileName + " Detected ignored path: " + fileOrDirectory);
+            writeLog("Project: ".concat(configFileName, " Detected ignored path: ").concat(fileOrDirectory));
             return true;
         }
         fileOrDirectoryPath = newPath;
         if (fileOrDirectoryPath === watchedDirPath)
             return false;
         if (ts.hasExtension(fileOrDirectoryPath) && !ts.isSupportedSourceFileName(fileOrDirectory, options, extraFileExtensions)) {
-            writeLog("Project: " + configFileName + " Detected file add/remove of non supported extension: " + fileOrDirectory);
+            writeLog("Project: ".concat(configFileName, " Detected file add/remove of non supported extension: ").concat(fileOrDirectory));
             return true;
         }
         if (ts.isExcludedFile(fileOrDirectory, options.configFile.configFileSpecs, ts.getNormalizedAbsolutePath(ts.getDirectoryPath(configFileName), currentDirectory), useCaseSensitiveFileNames, currentDirectory)) {
-            writeLog("Project: " + configFileName + " Detected excluded file: " + fileOrDirectory);
+            writeLog("Project: ".concat(configFileName, " Detected excluded file: ").concat(fileOrDirectory));
             return true;
         }
         if (!program)
@@ -92831,7 +92848,7 @@ var ts;
         var builderProgram = !realProgram && !ts.isArray(program) ? program : undefined;
         if (hasSourceFile((filePathWithoutExtension + ".ts")) ||
             hasSourceFile((filePathWithoutExtension + ".tsx"))) {
-            writeLog("Project: " + configFileName + " Detected output file: " + fileOrDirectory);
+            writeLog("Project: ".concat(configFileName, " Detected output file: ").concat(fileOrDirectory));
             return true;
         }
         return false;
@@ -92899,36 +92916,36 @@ var ts;
                 host.useCaseSensitiveFileNames();
         }
         function createExcludeWatcherWithLogging(file, flags, options, detailInfo1, detailInfo2) {
-            log("ExcludeWatcher:: Added:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
+            log("ExcludeWatcher:: Added:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo)));
             return {
-                close: function () { return log("ExcludeWatcher:: Close:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo)); }
+                close: function () { return log("ExcludeWatcher:: Close:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo))); }
             };
         }
         function createFileWatcherWithLogging(file, cb, flags, options, detailInfo1, detailInfo2) {
-            log("FileWatcher:: Added:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
+            log("FileWatcher:: Added:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo)));
             var watcher = triggerInvokingFactory.watchFile(file, cb, flags, options, detailInfo1, detailInfo2);
             return {
                 close: function () {
-                    log("FileWatcher:: Close:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
+                    log("FileWatcher:: Close:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo)));
                     watcher.close();
                 }
             };
         }
         function createDirectoryWatcherWithLogging(file, cb, flags, options, detailInfo1, detailInfo2) {
-            var watchInfo = "DirectoryWatcher:: Added:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo);
+            var watchInfo = "DirectoryWatcher:: Added:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
             log(watchInfo);
             var start = ts.timestamp();
             var watcher = triggerInvokingFactory.watchDirectory(file, cb, flags, options, detailInfo1, detailInfo2);
             var elapsed = ts.timestamp() - start;
-            log("Elapsed:: " + elapsed + "ms " + watchInfo);
+            log("Elapsed:: ".concat(elapsed, "ms ").concat(watchInfo));
             return {
                 close: function () {
-                    var watchInfo = "DirectoryWatcher:: Close:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo);
+                    var watchInfo = "DirectoryWatcher:: Close:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
                     log(watchInfo);
                     var start = ts.timestamp();
                     watcher.close();
                     var elapsed = ts.timestamp() - start;
-                    log("Elapsed:: " + elapsed + "ms " + watchInfo);
+                    log("Elapsed:: ".concat(elapsed, "ms ").concat(watchInfo));
                 }
             };
         }
@@ -92938,16 +92955,16 @@ var ts;
                 for (var _i = 0; _i < arguments.length; _i++) {
                     args[_i] = arguments[_i];
                 }
-                var triggerredInfo = (key === "watchFile" ? "FileWatcher" : "DirectoryWatcher") + ":: Triggered with " + args[0] + " " + (args[1] !== undefined ? args[1] : "") + ":: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo);
+                var triggerredInfo = "".concat(key === "watchFile" ? "FileWatcher" : "DirectoryWatcher", ":: Triggered with ").concat(args[0], " ").concat(args[1] !== undefined ? args[1] : "", ":: ").concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
                 log(triggerredInfo);
                 var start = ts.timestamp();
                 cb.call.apply(cb, __spreadArray([undefined], args, false));
                 var elapsed = ts.timestamp() - start;
-                log("Elapsed:: " + elapsed + "ms " + triggerredInfo);
+                log("Elapsed:: ".concat(elapsed, "ms ").concat(triggerredInfo));
             }, flags, options, detailInfo1, detailInfo2); };
         }
         function getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo) {
-            return "WatchInfo: " + file + " " + flags + " " + JSON.stringify(options) + " " + (getDetailWatchInfo ? getDetailWatchInfo(detailInfo1, detailInfo2) : detailInfo2 === undefined ? detailInfo1 : detailInfo1 + " " + detailInfo2);
+            return "WatchInfo: ".concat(file, " ").concat(flags, " ").concat(JSON.stringify(options), " ").concat(getDetailWatchInfo ? getDetailWatchInfo(detailInfo1, detailInfo2) : detailInfo2 === undefined ? detailInfo1 : "".concat(detailInfo1, " ").concat(detailInfo2));
         }
     }
     ts.getWatchFactory = getWatchFactory;
@@ -93237,12 +93254,12 @@ var ts;
     }
     ts.formatDiagnostics = formatDiagnostics;
     function formatDiagnostic(diagnostic, host) {
-        var errorMessage = ts.diagnosticCategoryName(diagnostic) + " TS" + diagnostic.code + ": " + flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine()) + host.getNewLine();
+        var errorMessage = "".concat(ts.diagnosticCategoryName(diagnostic), " TS").concat(diagnostic.code, ": ").concat(flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine())).concat(host.getNewLine());
         if (diagnostic.file) {
             var _a = ts.getLineAndCharacterOfPosition(diagnostic.file, diagnostic.start), line = _a.line, character = _a.character;
             var fileName = diagnostic.file.fileName;
             var relativeFileName = ts.convertToRelativePath(fileName, host.getCurrentDirectory(), function (fileName) { return host.getCanonicalFileName(fileName); });
-            return relativeFileName + "(" + (line + 1) + "," + (character + 1) + "): " + errorMessage;
+            return "".concat(relativeFileName, "(").concat(line + 1, ",").concat(character + 1, "): ") + errorMessage;
         }
         return errorMessage;
     }
@@ -93320,9 +93337,9 @@ var ts;
         var output = "";
         output += color(relativeFileName, ForegroundColorEscapeSequences.Cyan);
         output += ":";
-        output += color("" + (firstLine + 1), ForegroundColorEscapeSequences.Yellow);
+        output += color("".concat(firstLine + 1), ForegroundColorEscapeSequences.Yellow);
         output += ":";
-        output += color("" + (firstLineChar + 1), ForegroundColorEscapeSequences.Yellow);
+        output += color("".concat(firstLineChar + 1), ForegroundColorEscapeSequences.Yellow);
         return output;
     }
     ts.formatLocation = formatLocation;
@@ -93336,7 +93353,7 @@ var ts;
                 output += " - ";
             }
             output += formatColorAndReset(ts.diagnosticCategoryName(diagnostic), getCategoryFormat(diagnostic.category));
-            output += formatColorAndReset(" TS" + diagnostic.code + ": ", ForegroundColorEscapeSequences.Grey);
+            output += formatColorAndReset(" TS".concat(diagnostic.code, ": "), ForegroundColorEscapeSequences.Grey);
             output += flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine());
             if (diagnostic.file) {
                 output += host.getNewLine();
@@ -93436,7 +93453,7 @@ var ts;
             var result = void 0;
             var mode = getModeForResolutionAtIndex(containingFile, i);
             i++;
-            var cacheKey = mode !== undefined ? mode + "|" + name : name;
+            var cacheKey = mode !== undefined ? "".concat(mode, "|").concat(name) : name;
             if (cache.has(cacheKey)) {
                 result = cache.get(cacheKey);
             }
@@ -95209,7 +95226,7 @@ var ts;
                 path += (i === 2 ? "/" : "-") + components[i];
                 i++;
             }
-            var resolveFrom = ts.combinePaths(currentDirectory, "__lib_node_modules_lookup_" + libFileName + "__.ts");
+            var resolveFrom = ts.combinePaths(currentDirectory, "__lib_node_modules_lookup_".concat(libFileName, "__.ts"));
             var localOverrideModuleResult = ts.resolveModuleName("@typescript/lib-" + path, resolveFrom, { moduleResolution: ts.ModuleResolutionKind.NodeJs }, host, moduleResolutionCache);
             if (localOverrideModuleResult === null || localOverrideModuleResult === void 0 ? void 0 : localOverrideModuleResult.resolvedModule) {
                 return localOverrideModuleResult.resolvedModule.resolvedFileName;
@@ -95978,10 +95995,10 @@ var ts;
         }
         function directoryExistsIfProjectReferenceDeclDir(dir) {
             var dirPath = host.toPath(dir);
-            var dirPathWithTrailingDirectorySeparator = "" + dirPath + ts.directorySeparator;
+            var dirPathWithTrailingDirectorySeparator = "".concat(dirPath).concat(ts.directorySeparator);
             return ts.forEachKey(setOfDeclarationDirectories, function (declDirPath) { return dirPath === declDirPath ||
                 ts.startsWith(declDirPath, dirPathWithTrailingDirectorySeparator) ||
-                ts.startsWith(dirPath, declDirPath + "/"); });
+                ts.startsWith(dirPath, "".concat(declDirPath, "/")); });
         }
         function handleDirectoryCouldBeSymlink(directory) {
             var _a;
@@ -96029,7 +96046,7 @@ var ts;
                 var result = fileOrDirectoryExistsUsingSource(fileOrDirectoryPath.replace(directoryPath, symlinkedDirectory.realPath));
                 if (isFile && result) {
                     var absolutePath = ts.getNormalizedAbsolutePath(fileOrDirectory, host.compilerHost.getCurrentDirectory());
-                    symlinkCache.setSymlinkedFile(fileOrDirectoryPath, "" + symlinkedDirectory.real + absolutePath.replace(new RegExp(directoryPath, "i"), ""));
+                    symlinkCache.setSymlinkedFile(fileOrDirectoryPath, "".concat(symlinkedDirectory.real).concat(absolutePath.replace(new RegExp(directoryPath, "i"), "")));
                 }
                 return result;
             }) || false;
@@ -96413,7 +96430,7 @@ var ts;
                 var emitOutput_1 = getFileEmitOutput(programOfThisState, sourceFile, true, cancellationToken, undefined, true);
                 var firstDts_1 = ts.firstOrUndefined(emitOutput_1.outputFiles);
                 if (firstDts_1) {
-                    ts.Debug.assert(ts.fileExtensionIsOneOf(firstDts_1.name, [".d.ts", ".d.mts", ".d.cts"]), "File extension for signature expected to be dts", function () { return "Found: " + ts.getAnyExtensionFromPath(firstDts_1.name) + " for " + firstDts_1.name + ":: All output files: " + JSON.stringify(emitOutput_1.outputFiles.map(function (f) { return f.name; })); });
+                    ts.Debug.assert(ts.fileExtensionIsOneOf(firstDts_1.name, [".d.ts", ".d.mts", ".d.cts"]), "File extension for signature expected to be dts", function () { return "Found: ".concat(ts.getAnyExtensionFromPath(firstDts_1.name), " for ").concat(firstDts_1.name, ":: All output files: ").concat(JSON.stringify(emitOutput_1.outputFiles.map(function (f) { return f.name; }))); });
                     latestSignature = (computeHash || ts.generateDjb2Hash)(firstDts_1.text);
                     if (exportedModulesMapCache && latestSignature !== prevSignature) {
                         updateExportedModules(sourceFile, emitOutput_1.exportedModulesFromDeclarationEmit, exportedModulesMapCache);
@@ -96809,7 +96826,7 @@ var ts;
             return;
         }
         else {
-            ts.Debug.assert(state.hasCalledUpdateShapeSignature.has(affectedFile.resolvedPath) || ((_a = state.currentAffectedFilesSignatures) === null || _a === void 0 ? void 0 : _a.has(affectedFile.resolvedPath)), "Signature not updated for affected file: " + affectedFile.fileName);
+            ts.Debug.assert(state.hasCalledUpdateShapeSignature.has(affectedFile.resolvedPath) || ((_a = state.currentAffectedFilesSignatures) === null || _a === void 0 ? void 0 : _a.has(affectedFile.resolvedPath)), "Signature not updated for affected file: ".concat(affectedFile.fileName));
         }
         if (!state.compilerOptions.assumeChangesOnlyAffectDirectDependencies) {
             forEachReferencingModulesOfExportOfAffectedFile(state, affectedFile, function (state, path) { return handleDtsMayChangeOf(state, path, cancellationToken, computeHash); });
@@ -97781,7 +97798,7 @@ var ts;
                 failedLookupLocation = ts.isRootedDiskPath(failedLookupLocation) ? ts.normalizePath(failedLookupLocation) : ts.getNormalizedAbsolutePath(failedLookupLocation, getCurrentDirectory());
                 var failedLookupPathSplit = failedLookupLocationPath.split(ts.directorySeparator);
                 var failedLookupSplit = failedLookupLocation.split(ts.directorySeparator);
-                ts.Debug.assert(failedLookupSplit.length === failedLookupPathSplit.length, "FailedLookup: " + failedLookupLocation + " failedLookupLocationPath: " + failedLookupLocationPath);
+                ts.Debug.assert(failedLookupSplit.length === failedLookupPathSplit.length, "FailedLookup: ".concat(failedLookupLocation, " failedLookupLocationPath: ").concat(failedLookupLocationPath));
                 if (failedLookupPathSplit.length > rootSplitLength + 1) {
                     return {
                         dir: failedLookupSplit.slice(0, rootSplitLength + 1).join(ts.directorySeparator),
@@ -98737,7 +98754,7 @@ var ts;
         }
         function getJSExtensionForFile(fileName, options) {
             var _a;
-            return (_a = tryGetJSExtensionForFile(fileName, options)) !== null && _a !== void 0 ? _a : ts.Debug.fail("Extension " + ts.extensionFromPath(fileName) + " is unsupported:: FileName:: " + fileName);
+            return (_a = tryGetJSExtensionForFile(fileName, options)) !== null && _a !== void 0 ? _a : ts.Debug.fail("Extension ".concat(ts.extensionFromPath(fileName), " is unsupported:: FileName:: ").concat(fileName));
         }
         function tryGetJSExtensionForFile(fileName, options) {
             var ext = ts.tryGetExtensionFromPath(fileName);
@@ -98827,8 +98844,8 @@ var ts;
         return pretty ?
             function (diagnostic, newLine, options) {
                 clearScreenIfNotWatchingForFileChanges(system, diagnostic, options);
-                var output = "[" + ts.formatColorAndReset(getLocaleTimeString(system), ts.ForegroundColorEscapeSequences.Grey) + "] ";
-                output += "" + ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine) + (newLine + newLine);
+                var output = "[".concat(ts.formatColorAndReset(getLocaleTimeString(system), ts.ForegroundColorEscapeSequences.Grey), "] ");
+                output += "".concat(ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine)).concat(newLine + newLine);
                 system.write(output);
             } :
             function (diagnostic, newLine, options) {
@@ -98836,8 +98853,8 @@ var ts;
                 if (!clearScreenIfNotWatchingForFileChanges(system, diagnostic, options)) {
                     output += newLine;
                 }
-                output += getLocaleTimeString(system) + " - ";
-                output += "" + ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine) + getPlainDiagnosticFollowingNewLines(diagnostic, newLine);
+                output += "".concat(getLocaleTimeString(system), " - ");
+                output += "".concat(ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine)).concat(getPlainDiagnosticFollowingNewLines(diagnostic, newLine));
                 system.write(output);
             };
     }
@@ -98864,7 +98881,7 @@ var ts;
         if (errorCount === 0)
             return "";
         var d = ts.createCompilerDiagnostic(errorCount === 1 ? ts.Diagnostics.Found_1_error : ts.Diagnostics.Found_0_errors, errorCount);
-        return "" + newLine + ts.flattenDiagnosticMessageText(d.messageText, newLine) + newLine + newLine;
+        return "".concat(newLine).concat(ts.flattenDiagnosticMessageText(d.messageText, newLine)).concat(newLine).concat(newLine);
     }
     ts.getErrorSummaryText = getErrorSummaryText;
     function isBuilderProgram(program) {
@@ -98890,9 +98907,9 @@ var ts;
         var relativeFileName = function (fileName) { return ts.convertToRelativePath(fileName, program.getCurrentDirectory(), getCanonicalFileName); };
         for (var _i = 0, _c = program.getSourceFiles(); _i < _c.length; _i++) {
             var file = _c[_i];
-            write("" + toFileName(file, relativeFileName));
-            (_a = reasons.get(file.path)) === null || _a === void 0 ? void 0 : _a.forEach(function (reason) { return write("  " + fileIncludeReasonToDiagnostics(program, reason, relativeFileName).messageText); });
-            (_b = explainIfFileIsRedirect(file, relativeFileName)) === null || _b === void 0 ? void 0 : _b.forEach(function (d) { return write("  " + d.messageText); });
+            write("".concat(toFileName(file, relativeFileName)));
+            (_a = reasons.get(file.path)) === null || _a === void 0 ? void 0 : _a.forEach(function (reason) { return write("  ".concat(fileIncludeReasonToDiagnostics(program, reason, relativeFileName).messageText)); });
+            (_b = explainIfFileIsRedirect(file, relativeFileName)) === null || _b === void 0 ? void 0 : _b.forEach(function (d) { return write("  ".concat(d.messageText)); });
         }
     }
     ts.explainFiles = explainFiles;
@@ -98930,7 +98947,7 @@ var ts;
             if (isJsonFile && !ts.endsWith(includeSpec, ".json"))
                 return false;
             var pattern = ts.getPatternFromSpec(includeSpec, basePath, "files");
-            return !!pattern && ts.getRegexFromPattern("(" + pattern + ")$", useCaseSensitiveFileNames).test(fileName);
+            return !!pattern && ts.getRegexFromPattern("(".concat(pattern, ")$"), useCaseSensitiveFileNames).test(fileName);
         });
     }
     ts.getMatchedIncludeSpec = getMatchedIncludeSpec;
@@ -98939,7 +98956,7 @@ var ts;
         var options = program.getCompilerOptions();
         if (ts.isReferencedFile(reason)) {
             var referenceLocation = ts.getReferencedFileLocation(function (path) { return program.getSourceFileByPath(path); }, reason);
-            var referenceText = ts.isReferenceFileLocation(referenceLocation) ? referenceLocation.file.text.substring(referenceLocation.pos, referenceLocation.end) : "\"" + referenceLocation.text + "\"";
+            var referenceText = ts.isReferenceFileLocation(referenceLocation) ? referenceLocation.file.text.substring(referenceLocation.pos, referenceLocation.end) : "\"".concat(referenceLocation.text, "\"");
             var message = void 0;
             ts.Debug.assert(ts.isReferenceFileLocation(referenceLocation) || reason.kind === ts.FileIncludeKind.Import, "Only synthetic references are imports");
             switch (reason.kind) {
@@ -99050,7 +99067,7 @@ var ts;
             var currentDir_1 = program.getCurrentDirectory();
             ts.forEach(emittedFiles, function (file) {
                 var filepath = ts.getNormalizedAbsolutePath(file, currentDir_1);
-                write("TSFILE: " + filepath);
+                write("TSFILE: ".concat(filepath));
             });
             listFiles(program, write);
         }
@@ -99356,7 +99373,7 @@ var ts;
         }
         var _b = ts.createWatchFactory(host, compilerOptions), watchFile = _b.watchFile, watchDirectory = _b.watchDirectory, writeLog = _b.writeLog;
         var getCanonicalFileName = ts.createGetCanonicalFileName(useCaseSensitiveFileNames);
-        writeLog("Current directory: " + currentDirectory + " CaseSensitiveFileNames: " + useCaseSensitiveFileNames);
+        writeLog("Current directory: ".concat(currentDirectory, " CaseSensitiveFileNames: ").concat(useCaseSensitiveFileNames));
         var configFileWatcher;
         if (configFileName) {
             configFileWatcher = watchFile(configFileName, scheduleProgramReload, ts.PollingInterval.High, watchOptions, ts.WatchType.ConfigFile);
@@ -99496,10 +99513,10 @@ var ts;
         }
         function createNewProgram(hasInvalidatedResolution) {
             writeLog("CreatingProgramWith::");
-            writeLog("  roots: " + JSON.stringify(rootFileNames));
-            writeLog("  options: " + JSON.stringify(compilerOptions));
+            writeLog("  roots: ".concat(JSON.stringify(rootFileNames)));
+            writeLog("  options: ".concat(JSON.stringify(compilerOptions)));
             if (projectReferences)
-                writeLog("  projectReferences: " + JSON.stringify(projectReferences));
+                writeLog("  projectReferences: ".concat(JSON.stringify(projectReferences)));
             var needsUpdateInTypeRootWatch = hasChangedCompilerOptions || !getCurrentProgram();
             hasChangedCompilerOptions = false;
             hasChangedConfigFileParsingErrors = false;
@@ -99641,7 +99658,7 @@ var ts;
                 return resolutionCache.invalidateResolutionsOfFailedLookupLocations();
             }
             var pending = clearInvalidateResolutionsOfFailedLookupLocations();
-            writeLog("Scheduling invalidateFailedLookup" + (pending ? ", Cancelled earlier one" : ""));
+            writeLog("Scheduling invalidateFailedLookup".concat(pending ? ", Cancelled earlier one" : ""));
             timerToInvalidateFailedLookupResolutions = host.setTimeout(invalidateResolutionsOfFailedLookup, 250);
         }
         function invalidateResolutionsOfFailedLookup() {
@@ -99697,7 +99714,7 @@ var ts;
             synchronizeProgram();
         }
         function reloadConfigFile() {
-            writeLog("Reloading config file: " + configFileName);
+            writeLog("Reloading config file: ".concat(configFileName));
             reloadLevel = ts.ConfigFileProgramReloadLevel.None;
             if (cachedDirectoryStructureHost) {
                 cachedDirectoryStructureHost.clearCache();
@@ -99735,7 +99752,7 @@ var ts;
                     return config.parsedCommandLine;
                 }
             }
-            writeLog("Loading config file: " + configFileName);
+            writeLog("Loading config file: ".concat(configFileName));
             var parsedCommandLine = host.getParsedCommandLine ?
                 host.getParsedCommandLine(configFileName) :
                 getParsedCommandLineFromConfigFileHost(configFileName);
@@ -99988,8 +100005,8 @@ var ts;
     ts.getBuildOrderFromAnyBuildOrder = getBuildOrderFromAnyBuildOrder;
     function createBuilderStatusReporter(system, pretty) {
         return function (diagnostic) {
-            var output = pretty ? "[" + ts.formatColorAndReset(ts.getLocaleTimeString(system), ts.ForegroundColorEscapeSequences.Grey) + "] " : ts.getLocaleTimeString(system) + " - ";
-            output += "" + ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine) + (system.newLine + system.newLine);
+            var output = pretty ? "[".concat(ts.formatColorAndReset(ts.getLocaleTimeString(system), ts.ForegroundColorEscapeSequences.Grey), "] ") : "".concat(ts.getLocaleTimeString(system), " - ");
+            output += "".concat(ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine)).concat(system.newLine + system.newLine);
             system.write(output);
         };
     }
@@ -100732,7 +100749,7 @@ var ts;
     function listEmittedFile(_a, proj, file) {
         var write = _a.write;
         if (write && proj.options.listEmittedFiles) {
-            write("TSFILE: " + file);
+            write("TSFILE: ".concat(file));
         }
     }
     function getOldProgram(_a, proj, parsed) {
@@ -100761,7 +100778,7 @@ var ts;
     function buildErrors(state, resolvedPath, program, config, diagnostics, buildResult, errorType) {
         var canEmitBuildInfo = !(buildResult & BuildResultFlags.SyntaxErrors) && program && !ts.outFile(program.getCompilerOptions());
         reportAndStoreErrors(state, resolvedPath, diagnostics);
-        state.projectStatus.set(resolvedPath, { type: ts.UpToDateStatusType.Unbuildable, reason: errorType + " errors" });
+        state.projectStatus.set(resolvedPath, { type: ts.UpToDateStatusType.Unbuildable, reason: "".concat(errorType, " errors") });
         if (canEmitBuildInfo)
             return { buildResult: buildResult, step: BuildStep.EmitBuildInfo };
         afterProgramDone(state, program, config);
@@ -100787,7 +100804,7 @@ var ts;
             if (!host.fileExists(inputFile)) {
                 return {
                     type: ts.UpToDateStatusType.Unbuildable,
-                    reason: inputFile + " does not exist"
+                    reason: "".concat(inputFile, " does not exist")
                 };
             }
             if (!force) {
@@ -101112,7 +101129,7 @@ var ts;
             }
         }
         if (filesToDelete) {
-            reportStatus(state, ts.Diagnostics.A_non_dry_build_would_delete_the_following_files_Colon_0, filesToDelete.map(function (f) { return "\r\n * " + f; }).join(""));
+            reportStatus(state, ts.Diagnostics.A_non_dry_build_would_delete_the_following_files_Colon_0, filesToDelete.map(function (f) { return "\r\n * ".concat(f); }).join(""));
         }
         return ts.ExitStatus.Success;
     }
@@ -101457,7 +101474,7 @@ var ts;
             };
         }
         function bold(str) {
-            return "\u001B[1m" + str + "\u001B[22m";
+            return "\u001B[1m".concat(str, "\u001B[22m");
         }
         var isWindows = sys.getEnvironmentVariable("OS") && ts.stringContains(sys.getEnvironmentVariable("OS").toLowerCase(), "windows");
         var isWindowsTerminal = sys.getEnvironmentVariable("WT_SESSION");
@@ -101466,19 +101483,19 @@ var ts;
             if (isWindows && !isWindowsTerminal && !isVSCode) {
                 return brightWhite(str);
             }
-            return "\u001B[94m" + str + "\u001B[39m";
+            return "\u001B[94m".concat(str, "\u001B[39m");
         }
         var supportsRicherColors = sys.getEnvironmentVariable("COLORTERM") === "truecolor" || sys.getEnvironmentVariable("TERM") === "xterm-256color";
         function blueBackground(str) {
             if (supportsRicherColors) {
-                return "\u001B[48;5;68m" + str + "\u001B[39;49m";
+                return "\u001B[48;5;68m".concat(str, "\u001B[39;49m");
             }
             else {
-                return "\u001B[44m" + str + "\u001B[39;49m";
+                return "\u001B[44m".concat(str, "\u001B[39;49m");
             }
         }
         function brightWhite(str) {
-            return "\u001B[97m" + str + "\u001B[39m";
+            return "\u001B[97m".concat(str, "\u001B[39m");
         }
         return {
             bold: bold,
@@ -101488,7 +101505,7 @@ var ts;
         };
     }
     function getDisplayNameTextOfOption(option) {
-        return "--" + option.name + (option.shortName ? ", -" + option.shortName : "");
+        return "--".concat(option.name).concat(option.shortName ? ", -".concat(option.shortName) : "");
     }
     function generateOptionOutput(sys, option, rightAlignOfLeft, leftAlignOfRight) {
         var _a, _b;
@@ -101523,13 +101540,13 @@ var ts;
             text.push(sys.newLine);
             if (showAdditionalInfoOutput(valueCandidates, option)) {
                 if (valueCandidates) {
-                    text.push(valueCandidates.valueType + " " + valueCandidates.possibleValues);
+                    text.push("".concat(valueCandidates.valueType, " ").concat(valueCandidates.possibleValues));
                 }
                 if (defaultValueDescription) {
                     if (valueCandidates)
                         text.push(sys.newLine);
                     var diagType = ts.getDiagnosticText(ts.Diagnostics.default_Colon);
-                    text.push(diagType + " " + defaultValueDescription);
+                    text.push("".concat(diagType, " ").concat(defaultValueDescription));
                 }
                 text.push(sys.newLine);
             }
@@ -101564,7 +101581,7 @@ var ts;
                 }
                 var curRight = remainRight.substr(0, rightCharacterNumber);
                 remainRight = remainRight.slice(rightCharacterNumber);
-                res.push("" + curLeft + curRight);
+                res.push("".concat(curLeft).concat(curRight));
                 isFirstLine = false;
             }
             return res;
@@ -101657,7 +101674,7 @@ var ts;
             categoryMap.set(curCategory, optionsOfCurCategory);
         }
         categoryMap.forEach(function (value, key) {
-            res.push("### " + key + sys.newLine + sys.newLine);
+            res.push("### ".concat(key).concat(sys.newLine).concat(sys.newLine));
             res = __spreadArray(__spreadArray([], res, true), generateGroupOptionOutput(sys, value), true);
         });
         if (afterOptionsDescription) {
@@ -101667,7 +101684,7 @@ var ts;
     }
     function printEasyHelp(sys, simpleOptions) {
         var colors = createColors(sys);
-        var output = __spreadArray([], getHeader(sys, ts.getDiagnosticText(ts.Diagnostics.tsc_Colon_The_TypeScript_Compiler) + " - " + ts.getDiagnosticText(ts.Diagnostics.Version_0, ts.version)), true);
+        var output = __spreadArray([], getHeader(sys, "".concat(ts.getDiagnosticText(ts.Diagnostics.tsc_Colon_The_TypeScript_Compiler), " - ").concat(ts.getDiagnosticText(ts.Diagnostics.Version_0, ts.version))), true);
         output.push(colors.bold(ts.getDiagnosticText(ts.Diagnostics.COMMON_COMMANDS)) + sys.newLine + sys.newLine);
         example("tsc", ts.Diagnostics.Compiles_the_current_project_tsconfig_json_in_the_working_directory);
         example("tsc app.ts util.ts", ts.Diagnostics.Ignoring_tsconfig_json_compiles_the_specified_files_with_default_compiler_options);
@@ -101693,7 +101710,7 @@ var ts;
         }
     }
     function printAllHelp(sys, compilerOptions, buildOptions, watchOptions) {
-        var output = __spreadArray([], getHeader(sys, ts.getDiagnosticText(ts.Diagnostics.tsc_Colon_The_TypeScript_Compiler) + " - " + ts.getDiagnosticText(ts.Diagnostics.Version_0, ts.version)), true);
+        var output = __spreadArray([], getHeader(sys, "".concat(ts.getDiagnosticText(ts.Diagnostics.tsc_Colon_The_TypeScript_Compiler), " - ").concat(ts.getDiagnosticText(ts.Diagnostics.Version_0, ts.version))), true);
         output = __spreadArray(__spreadArray([], output, true), generateSectionOptionsOutput(sys, ts.getDiagnosticText(ts.Diagnostics.ALL_COMPILER_OPTIONS), compilerOptions, true, undefined, ts.formatMessage(undefined, ts.Diagnostics.You_can_learn_about_all_of_the_compiler_options_at_0, "https://aka.ms/tsconfig-reference")), true);
         output = __spreadArray(__spreadArray([], output, true), generateSectionOptionsOutput(sys, ts.getDiagnosticText(ts.Diagnostics.WATCH_OPTIONS), watchOptions, false, ts.getDiagnosticText(ts.Diagnostics.Including_watch_w_will_start_watching_the_current_project_for_the_file_changes_Once_set_you_can_config_watch_mode_with_Colon)), true);
         output = __spreadArray(__spreadArray([], output, true), generateSectionOptionsOutput(sys, ts.getDiagnosticText(ts.Diagnostics.BUILD_OPTIONS), buildOptions, false, ts.formatMessage(undefined, ts.Diagnostics.Using_build_b_will_make_tsc_behave_more_like_a_build_orchestrator_than_a_compiler_This_is_used_to_trigger_building_composite_projects_which_you_can_learn_more_about_at_0, "https://aka.ms/tsc-composite-builds")), true);
@@ -101703,7 +101720,7 @@ var ts;
         }
     }
     function printBuildHelp(sys, buildOptions) {
-        var output = __spreadArray([], getHeader(sys, ts.getDiagnosticText(ts.Diagnostics.tsc_Colon_The_TypeScript_Compiler) + " - " + ts.getDiagnosticText(ts.Diagnostics.Version_0, ts.version)), true);
+        var output = __spreadArray([], getHeader(sys, "".concat(ts.getDiagnosticText(ts.Diagnostics.tsc_Colon_The_TypeScript_Compiler), " - ").concat(ts.getDiagnosticText(ts.Diagnostics.Version_0, ts.version))), true);
         output = __spreadArray(__spreadArray([], output, true), generateSectionOptionsOutput(sys, ts.getDiagnosticText(ts.Diagnostics.BUILD_OPTIONS), buildOptions, false, ts.formatMessage(undefined, ts.Diagnostics.Using_build_b_will_make_tsc_behave_more_like_a_build_orchestrator_than_a_compiler_This_is_used_to_trigger_building_composite_projects_which_you_can_learn_more_about_at_0, "https://aka.ms/tsc-composite-builds")), true);
         for (var _i = 0, output_3 = output; _i < output_3.length; _i++) {
             var line = output_3[_i];
@@ -102084,7 +102101,7 @@ var ts;
                 reportCountStatistic("Subtype cache size", caches.subtype);
                 reportCountStatistic("Strict subtype cache size", caches.strictSubtype);
                 if (isPerformanceEnabled) {
-                    ts.performance.forEachMeasure(function (name, duration) { return reportTimeStatistic(name + " time", duration); });
+                    ts.performance.forEachMeasure(function (name, duration) { return reportTimeStatistic("".concat(name, " time"), duration); });
                 }
             }
             else if (isPerformanceEnabled) {
@@ -102155,7 +102172,7 @@ var ts;
 // This file actually uses arguments passed on commandline and executes it
 ts.Debug.loggingHost = {
     log: function (_level, s) {
-        ts.sys.write("" + (s || "") + ts.sys.newLine);
+        ts.sys.write("".concat(s || "").concat(ts.sys.newLine));
     }
 };
 if (ts.Debug.isDebugging) {
diff --git a/lib/tsserver.js b/lib/tsserver.js
index f0694f53a07e1..76c93ce018da3 100644
--- a/lib/tsserver.js
+++ b/lib/tsserver.js
@@ -100,7 +100,7 @@ var ts;
     // The following is baselined as a literal template type without intervention
     /** The version of the TypeScript compiler release */
     // eslint-disable-next-line @typescript-eslint/no-inferrable-types
-    ts.version = "4.5.2";
+    ts.version = "4.5.3";
     /* @internal */
     var Comparison;
     (function (Comparison) {
@@ -141,7 +141,7 @@ var ts;
         var constructor = (_a = NativeCollections[nativeFactory]()) !== null && _a !== void 0 ? _a : ts.ShimCollections === null || ts.ShimCollections === void 0 ? void 0 : ts.ShimCollections[shimFactory](ts.getIterator);
         if (constructor)
             return constructor;
-        throw new Error("TypeScript requires an environment that provides a compatible native " + name + " implementation.");
+        throw new Error("TypeScript requires an environment that provides a compatible native ".concat(name, " implementation."));
     }
 })(ts || (ts = {}));
 /* @internal */
@@ -1504,7 +1504,7 @@ var ts;
     function cast(value, test) {
         if (value !== undefined && test(value))
             return value;
-        return ts.Debug.fail("Invalid cast. The supplied value " + value + " did not pass the test '" + ts.Debug.getFunctionName(test) + "'.");
+        return ts.Debug.fail("Invalid cast. The supplied value ".concat(value, " did not pass the test '").concat(ts.Debug.getFunctionName(test), "'."));
     }
     ts.cast = cast;
     /** Does nothing. */
@@ -1595,7 +1595,7 @@ var ts;
     function memoizeOne(callback) {
         var map = new ts.Map();
         return function (arg) {
-            var key = typeof arg + ":" + arg;
+            var key = "".concat(typeof arg, ":").concat(arg);
             var value = map.get(key);
             if (value === undefined && !map.has(key)) {
                 value = callback(arg);
@@ -2045,7 +2045,7 @@ var ts;
     ts.createGetCanonicalFileName = createGetCanonicalFileName;
     function patternText(_a) {
         var prefix = _a.prefix, suffix = _a.suffix;
-        return prefix + "*" + suffix;
+        return "".concat(prefix, "*").concat(suffix);
     }
     ts.patternText = patternText;
     /**
@@ -2358,7 +2358,7 @@ var ts;
         }
         function fail(message, stackCrawlMark) {
             debugger;
-            var e = new Error(message ? "Debug Failure. " + message : "Debug Failure.");
+            var e = new Error(message ? "Debug Failure. ".concat(message) : "Debug Failure.");
             if (Error.captureStackTrace) {
                 Error.captureStackTrace(e, stackCrawlMark || fail);
             }
@@ -2366,12 +2366,12 @@ var ts;
         }
         Debug.fail = fail;
         function failBadSyntaxKind(node, message, stackCrawlMark) {
-            return fail((message || "Unexpected node.") + "\r\nNode " + formatSyntaxKind(node.kind) + " was unexpected.", stackCrawlMark || failBadSyntaxKind);
+            return fail("".concat(message || "Unexpected node.", "\r\nNode ").concat(formatSyntaxKind(node.kind), " was unexpected."), stackCrawlMark || failBadSyntaxKind);
         }
         Debug.failBadSyntaxKind = failBadSyntaxKind;
         function assert(expression, message, verboseDebugInfo, stackCrawlMark) {
             if (!expression) {
-                message = message ? "False expression: " + message : "False expression.";
+                message = message ? "False expression: ".concat(message) : "False expression.";
                 if (verboseDebugInfo) {
                     message += "\r\nVerbose Debug Information: " + (typeof verboseDebugInfo === "string" ? verboseDebugInfo : verboseDebugInfo());
                 }
@@ -2381,26 +2381,26 @@ var ts;
         Debug.assert = assert;
         function assertEqual(a, b, msg, msg2, stackCrawlMark) {
             if (a !== b) {
-                var message = msg ? msg2 ? msg + " " + msg2 : msg : "";
-                fail("Expected " + a + " === " + b + ". " + message, stackCrawlMark || assertEqual);
+                var message = msg ? msg2 ? "".concat(msg, " ").concat(msg2) : msg : "";
+                fail("Expected ".concat(a, " === ").concat(b, ". ").concat(message), stackCrawlMark || assertEqual);
             }
         }
         Debug.assertEqual = assertEqual;
         function assertLessThan(a, b, msg, stackCrawlMark) {
             if (a >= b) {
-                fail("Expected " + a + " < " + b + ". " + (msg || ""), stackCrawlMark || assertLessThan);
+                fail("Expected ".concat(a, " < ").concat(b, ". ").concat(msg || ""), stackCrawlMark || assertLessThan);
             }
         }
         Debug.assertLessThan = assertLessThan;
         function assertLessThanOrEqual(a, b, stackCrawlMark) {
             if (a > b) {
-                fail("Expected " + a + " <= " + b, stackCrawlMark || assertLessThanOrEqual);
+                fail("Expected ".concat(a, " <= ").concat(b), stackCrawlMark || assertLessThanOrEqual);
             }
         }
         Debug.assertLessThanOrEqual = assertLessThanOrEqual;
         function assertGreaterThanOrEqual(a, b, stackCrawlMark) {
             if (a < b) {
-                fail("Expected " + a + " >= " + b, stackCrawlMark || assertGreaterThanOrEqual);
+                fail("Expected ".concat(a, " >= ").concat(b), stackCrawlMark || assertGreaterThanOrEqual);
             }
         }
         Debug.assertGreaterThanOrEqual = assertGreaterThanOrEqual;
@@ -2441,42 +2441,42 @@ var ts;
         function assertNever(member, message, stackCrawlMark) {
             if (message === void 0) { message = "Illegal value:"; }
             var detail = typeof member === "object" && ts.hasProperty(member, "kind") && ts.hasProperty(member, "pos") && formatSyntaxKind ? "SyntaxKind: " + formatSyntaxKind(member.kind) : JSON.stringify(member);
-            return fail(message + " " + detail, stackCrawlMark || assertNever);
+            return fail("".concat(message, " ").concat(detail), stackCrawlMark || assertNever);
         }
         Debug.assertNever = assertNever;
         function assertEachNode(nodes, test, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertEachNode")) {
-                assert(test === undefined || ts.every(nodes, test), message || "Unexpected node.", function () { return "Node array did not pass test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertEachNode);
+                assert(test === undefined || ts.every(nodes, test), message || "Unexpected node.", function () { return "Node array did not pass test '".concat(getFunctionName(test), "'."); }, stackCrawlMark || assertEachNode);
             }
         }
         Debug.assertEachNode = assertEachNode;
         function assertNode(node, test, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertNode")) {
-                assert(node !== undefined && (test === undefined || test(node)), message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind) + " did not pass test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertNode);
+                assert(node !== undefined && (test === undefined || test(node)), message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind), " did not pass test '").concat(getFunctionName(test), "'."); }, stackCrawlMark || assertNode);
             }
         }
         Debug.assertNode = assertNode;
         function assertNotNode(node, test, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertNotNode")) {
-                assert(node === undefined || test === undefined || !test(node), message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node.kind) + " should not have passed test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertNotNode);
+                assert(node === undefined || test === undefined || !test(node), message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node.kind), " should not have passed test '").concat(getFunctionName(test), "'."); }, stackCrawlMark || assertNotNode);
             }
         }
         Debug.assertNotNode = assertNotNode;
         function assertOptionalNode(node, test, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertOptionalNode")) {
-                assert(test === undefined || node === undefined || test(node), message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind) + " did not pass test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertOptionalNode);
+                assert(test === undefined || node === undefined || test(node), message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind), " did not pass test '").concat(getFunctionName(test), "'."); }, stackCrawlMark || assertOptionalNode);
             }
         }
         Debug.assertOptionalNode = assertOptionalNode;
         function assertOptionalToken(node, kind, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertOptionalToken")) {
-                assert(kind === undefined || node === undefined || node.kind === kind, message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind) + " was not a '" + formatSyntaxKind(kind) + "' token."; }, stackCrawlMark || assertOptionalToken);
+                assert(kind === undefined || node === undefined || node.kind === kind, message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind), " was not a '").concat(formatSyntaxKind(kind), "' token."); }, stackCrawlMark || assertOptionalToken);
             }
         }
         Debug.assertOptionalToken = assertOptionalToken;
         function assertMissingNode(node, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertMissingNode")) {
-                assert(node === undefined, message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node.kind) + " was unexpected'."; }, stackCrawlMark || assertMissingNode);
+                assert(node === undefined, message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node.kind), " was unexpected'."); }, stackCrawlMark || assertMissingNode);
             }
         }
         Debug.assertMissingNode = assertMissingNode;
@@ -2497,7 +2497,7 @@ var ts;
         }
         Debug.getFunctionName = getFunctionName;
         function formatSymbol(symbol) {
-            return "{ name: " + ts.unescapeLeadingUnderscores(symbol.escapedName) + "; flags: " + formatSymbolFlags(symbol.flags) + "; declarations: " + ts.map(symbol.declarations, function (node) { return formatSyntaxKind(node.kind); }) + " }";
+            return "{ name: ".concat(ts.unescapeLeadingUnderscores(symbol.escapedName), "; flags: ").concat(formatSymbolFlags(symbol.flags), "; declarations: ").concat(ts.map(symbol.declarations, function (node) { return formatSyntaxKind(node.kind); }), " }");
         }
         Debug.formatSymbol = formatSymbol;
         /**
@@ -2518,7 +2518,7 @@ var ts;
                         break;
                     }
                     if (enumValue !== 0 && enumValue & value) {
-                        result = "" + result + (result ? "|" : "") + enumName;
+                        result = "".concat(result).concat(result ? "|" : "").concat(enumName);
                         remainingFlags &= ~enumValue;
                     }
                 }
@@ -2628,7 +2628,7 @@ var ts;
                                                                     this.flags & 1 /* Unreachable */ ? "FlowUnreachable" :
                                                                         "UnknownFlow";
                             var remainingFlags = this.flags & ~(2048 /* Referenced */ - 1);
-                            return "" + flowHeader + (remainingFlags ? " (" + formatFlowFlags(remainingFlags) + ")" : "");
+                            return "".concat(flowHeader).concat(remainingFlags ? " (".concat(formatFlowFlags(remainingFlags), ")") : "");
                         }
                     },
                     __debugFlowFlags: { get: function () { return formatEnum(this.flags, ts.FlowFlags, /*isFlags*/ true); } },
@@ -2667,7 +2667,7 @@ var ts;
                             // We don't care, this is debug code that's only enabled with a debugger attached -
                             // we're just taking note of it for anyone checking regex performance in the future.
                             defaultValue = String(defaultValue).replace(/(?:,[\s\w\d_]+:[^,]+)+\]$/, "]");
-                            return "NodeArray " + defaultValue;
+                            return "NodeArray ".concat(defaultValue);
                         }
                     }
                 });
@@ -2722,7 +2722,7 @@ var ts;
                         var symbolHeader = this.flags & 33554432 /* Transient */ ? "TransientSymbol" :
                             "Symbol";
                         var remainingSymbolFlags = this.flags & ~33554432 /* Transient */;
-                        return symbolHeader + " '" + ts.symbolName(this) + "'" + (remainingSymbolFlags ? " (" + formatSymbolFlags(remainingSymbolFlags) + ")" : "");
+                        return "".concat(symbolHeader, " '").concat(ts.symbolName(this), "'").concat(remainingSymbolFlags ? " (".concat(formatSymbolFlags(remainingSymbolFlags), ")") : "");
                     }
                 },
                 __debugFlags: { get: function () { return formatSymbolFlags(this.flags); } }
@@ -2732,11 +2732,11 @@ var ts;
                 __tsDebuggerDisplay: {
                     value: function () {
                         var typeHeader = this.flags & 98304 /* Nullable */ ? "NullableType" :
-                            this.flags & 384 /* StringOrNumberLiteral */ ? "LiteralType " + JSON.stringify(this.value) :
-                                this.flags & 2048 /* BigIntLiteral */ ? "LiteralType " + (this.value.negative ? "-" : "") + this.value.base10Value + "n" :
+                            this.flags & 384 /* StringOrNumberLiteral */ ? "LiteralType ".concat(JSON.stringify(this.value)) :
+                                this.flags & 2048 /* BigIntLiteral */ ? "LiteralType ".concat(this.value.negative ? "-" : "").concat(this.value.base10Value, "n") :
                                     this.flags & 8192 /* UniqueESSymbol */ ? "UniqueESSymbolType" :
                                         this.flags & 32 /* Enum */ ? "EnumType" :
-                                            this.flags & 67359327 /* Intrinsic */ ? "IntrinsicType " + this.intrinsicName :
+                                            this.flags & 67359327 /* Intrinsic */ ? "IntrinsicType ".concat(this.intrinsicName) :
                                                 this.flags & 1048576 /* Union */ ? "UnionType" :
                                                     this.flags & 2097152 /* Intersection */ ? "IntersectionType" :
                                                         this.flags & 4194304 /* Index */ ? "IndexType" :
@@ -2755,7 +2755,7 @@ var ts;
                                                                                                             "ObjectType" :
                                                                                 "Type";
                         var remainingObjectFlags = this.flags & 524288 /* Object */ ? this.objectFlags & ~1343 /* ObjectTypeKindMask */ : 0;
-                        return "" + typeHeader + (this.symbol ? " '" + ts.symbolName(this.symbol) + "'" : "") + (remainingObjectFlags ? " (" + formatObjectFlags(remainingObjectFlags) + ")" : "");
+                        return "".concat(typeHeader).concat(this.symbol ? " '".concat(ts.symbolName(this.symbol), "'") : "").concat(remainingObjectFlags ? " (".concat(formatObjectFlags(remainingObjectFlags), ")") : "");
                     }
                 },
                 __debugFlags: { get: function () { return formatTypeFlags(this.flags); } },
@@ -2791,11 +2791,11 @@ var ts;
                         __tsDebuggerDisplay: {
                             value: function () {
                                 var nodeHeader = ts.isGeneratedIdentifier(this) ? "GeneratedIdentifier" :
-                                    ts.isIdentifier(this) ? "Identifier '" + ts.idText(this) + "'" :
-                                        ts.isPrivateIdentifier(this) ? "PrivateIdentifier '" + ts.idText(this) + "'" :
-                                            ts.isStringLiteral(this) ? "StringLiteral " + JSON.stringify(this.text.length < 10 ? this.text : this.text.slice(10) + "...") :
-                                                ts.isNumericLiteral(this) ? "NumericLiteral " + this.text :
-                                                    ts.isBigIntLiteral(this) ? "BigIntLiteral " + this.text + "n" :
+                                    ts.isIdentifier(this) ? "Identifier '".concat(ts.idText(this), "'") :
+                                        ts.isPrivateIdentifier(this) ? "PrivateIdentifier '".concat(ts.idText(this), "'") :
+                                            ts.isStringLiteral(this) ? "StringLiteral ".concat(JSON.stringify(this.text.length < 10 ? this.text : this.text.slice(10) + "...")) :
+                                                ts.isNumericLiteral(this) ? "NumericLiteral ".concat(this.text) :
+                                                    ts.isBigIntLiteral(this) ? "BigIntLiteral ".concat(this.text, "n") :
                                                         ts.isTypeParameterDeclaration(this) ? "TypeParameterDeclaration" :
                                                             ts.isParameter(this) ? "ParameterDeclaration" :
                                                                 ts.isConstructorDeclaration(this) ? "ConstructorDeclaration" :
@@ -2827,7 +2827,7 @@ var ts;
                                                                                                                                                                         ts.isNamedTupleMember(this) ? "NamedTupleMember" :
                                                                                                                                                                             ts.isImportTypeNode(this) ? "ImportTypeNode" :
                                                                                                                                                                                 formatSyntaxKind(this.kind);
-                                return "" + nodeHeader + (this.flags ? " (" + formatNodeFlags(this.flags) + ")" : "");
+                                return "".concat(nodeHeader).concat(this.flags ? " (".concat(formatNodeFlags(this.flags), ")") : "");
                             }
                         },
                         __debugKind: { get: function () { return formatSyntaxKind(this.kind); } },
@@ -2874,10 +2874,10 @@ var ts;
         Debug.enableDebugInfo = enableDebugInfo;
         function formatDeprecationMessage(name, error, errorAfter, since, message) {
             var deprecationMessage = error ? "DeprecationError: " : "DeprecationWarning: ";
-            deprecationMessage += "'" + name + "' ";
-            deprecationMessage += since ? "has been deprecated since v" + since : "is deprecated";
-            deprecationMessage += error ? " and can no longer be used." : errorAfter ? " and will no longer be usable after v" + errorAfter + "." : ".";
-            deprecationMessage += message ? " " + ts.formatStringFromArgs(message, [name], 0) : "";
+            deprecationMessage += "'".concat(name, "' ");
+            deprecationMessage += since ? "has been deprecated since v".concat(since) : "is deprecated";
+            deprecationMessage += error ? " and can no longer be used." : errorAfter ? " and will no longer be usable after v".concat(errorAfter, ".") : ".";
+            deprecationMessage += message ? " ".concat(ts.formatStringFromArgs(message, [name], 0)) : "";
             return deprecationMessage;
         }
         function createErrorDeprecation(name, errorAfter, since, message) {
@@ -3008,11 +3008,11 @@ var ts;
             }
         };
         Version.prototype.toString = function () {
-            var result = this.major + "." + this.minor + "." + this.patch;
+            var result = "".concat(this.major, ".").concat(this.minor, ".").concat(this.patch);
             if (ts.some(this.prerelease))
-                result += "-" + this.prerelease.join(".");
+                result += "-".concat(this.prerelease.join("."));
             if (ts.some(this.build))
-                result += "+" + this.build.join(".");
+                result += "+".concat(this.build.join("."));
             return result;
         };
         Version.zero = new Version(0, 0, 0);
@@ -3279,7 +3279,7 @@ var ts;
         return ts.map(comparators, formatComparator).join(" ");
     }
     function formatComparator(comparator) {
-        return "" + comparator.operator + comparator.operand;
+        return "".concat(comparator.operator).concat(comparator.operand);
     }
 })(ts || (ts = {}));
 /*@internal*/
@@ -3577,7 +3577,7 @@ var ts;
                     fs = require("fs");
                 }
                 catch (e) {
-                    throw new Error("tracing requires having fs\n(original error: " + (e.message || e) + ")");
+                    throw new Error("tracing requires having fs\n(original error: ".concat(e.message || e, ")"));
                 }
             }
             mode = tracingMode;
@@ -3589,11 +3589,11 @@ var ts;
             if (!fs.existsSync(traceDir)) {
                 fs.mkdirSync(traceDir, { recursive: true });
             }
-            var countPart = mode === "build" ? "." + process.pid + "-" + ++traceCount
-                : mode === "server" ? "." + process.pid
+            var countPart = mode === "build" ? ".".concat(process.pid, "-").concat(++traceCount)
+                : mode === "server" ? ".".concat(process.pid)
                     : "";
-            var tracePath = ts.combinePaths(traceDir, "trace" + countPart + ".json");
-            var typesPath = ts.combinePaths(traceDir, "types" + countPart + ".json");
+            var tracePath = ts.combinePaths(traceDir, "trace".concat(countPart, ".json"));
+            var typesPath = ts.combinePaths(traceDir, "types".concat(countPart, ".json"));
             legend.push({
                 configFilePath: configFilePath,
                 tracePath: tracePath,
@@ -3683,7 +3683,7 @@ var ts;
             }
             // test if [time,endTime) straddles a sampling point
             else if (sampleInterval - (time % sampleInterval) <= endTime - time) {
-                writeEvent("X", phase, name, args, "\"dur\":" + (endTime - time), time);
+                writeEvent("X", phase, name, args, "\"dur\":".concat(endTime - time), time);
             }
         }
         function writeEvent(eventType, phase, name, args, extras, time) {
@@ -3692,11 +3692,11 @@ var ts;
             if (mode === "server" && phase === "checkTypes" /* CheckTypes */)
                 return;
             ts.performance.mark("beginTracing");
-            fs.writeSync(traceFd, ",\n{\"pid\":1,\"tid\":1,\"ph\":\"" + eventType + "\",\"cat\":\"" + phase + "\",\"ts\":" + time + ",\"name\":\"" + name + "\"");
+            fs.writeSync(traceFd, ",\n{\"pid\":1,\"tid\":1,\"ph\":\"".concat(eventType, "\",\"cat\":\"").concat(phase, "\",\"ts\":").concat(time, ",\"name\":\"").concat(name, "\""));
             if (extras)
-                fs.writeSync(traceFd, "," + extras);
+                fs.writeSync(traceFd, ",".concat(extras));
             if (args)
-                fs.writeSync(traceFd, ",\"args\":" + JSON.stringify(args));
+                fs.writeSync(traceFd, ",\"args\":".concat(JSON.stringify(args)));
             fs.writeSync(traceFd, "}");
             ts.performance.mark("endTracing");
             ts.performance.measure("Tracing", "beginTracing", "endTracing");
@@ -6503,7 +6503,7 @@ var ts;
         pollingChunkSize = getCustomPollingBasedLevels("TSC_WATCH_POLLINGCHUNKSIZE", defaultChunkLevels) || pollingChunkSize;
         ts.unchangedPollThresholds = getCustomPollingBasedLevels("TSC_WATCH_UNCHANGEDPOLLTHRESHOLDS", defaultChunkLevels) || ts.unchangedPollThresholds;
         function getLevel(envVar, level) {
-            return system.getEnvironmentVariable(envVar + "_" + level.toUpperCase());
+            return system.getEnvironmentVariable("".concat(envVar, "_").concat(level.toUpperCase()));
         }
         function getCustomLevels(baseVariable) {
             var customLevels;
@@ -6968,7 +6968,7 @@ var ts;
         }
         function onTimerToUpdateChildWatches() {
             timerToUpdateChildWatches = undefined;
-            ts.sysLog("sysLog:: onTimerToUpdateChildWatches:: " + cacheToUpdateChildWatches.size);
+            ts.sysLog("sysLog:: onTimerToUpdateChildWatches:: ".concat(cacheToUpdateChildWatches.size));
             var start = ts.timestamp();
             var invokeMap = new ts.Map();
             while (!timerToUpdateChildWatches && cacheToUpdateChildWatches.size) {
@@ -6981,7 +6981,7 @@ var ts;
                 var hasChanges = updateChildWatches(dirName, dirPath, options);
                 invokeCallbacks(dirPath, invokeMap, hasChanges ? undefined : fileNames);
             }
-            ts.sysLog("sysLog:: invokingWatchers:: Elapsed:: " + (ts.timestamp() - start) + "ms:: " + cacheToUpdateChildWatches.size);
+            ts.sysLog("sysLog:: invokingWatchers:: Elapsed:: ".concat(ts.timestamp() - start, "ms:: ").concat(cacheToUpdateChildWatches.size));
             callbackCache.forEach(function (callbacks, rootDirName) {
                 var existing = invokeMap.get(rootDirName);
                 if (existing) {
@@ -6997,7 +6997,7 @@ var ts;
                 }
             });
             var elapsed = ts.timestamp() - start;
-            ts.sysLog("sysLog:: Elapsed:: " + elapsed + "ms:: onTimerToUpdateChildWatches:: " + cacheToUpdateChildWatches.size + " " + timerToUpdateChildWatches);
+            ts.sysLog("sysLog:: Elapsed:: ".concat(elapsed, "ms:: onTimerToUpdateChildWatches:: ").concat(cacheToUpdateChildWatches.size, " ").concat(timerToUpdateChildWatches));
         }
         function removeChildWatches(parentWatcher) {
             if (!parentWatcher)
@@ -7457,7 +7457,7 @@ var ts;
                 var remappedPaths = new ts.Map();
                 var normalizedDir = ts.normalizeSlashes(__dirname);
                 // Windows rooted dir names need an extra `/` prepended to be valid file:/// urls
-                var fileUrlRoot = "file://" + (ts.getRootLength(normalizedDir) === 1 ? "" : "/") + normalizedDir;
+                var fileUrlRoot = "file://".concat(ts.getRootLength(normalizedDir) === 1 ? "" : "/").concat(normalizedDir);
                 for (var _i = 0, _a = profile.nodes; _i < _a.length; _i++) {
                     var node = _a[_i];
                     if (node.callFrame.url) {
@@ -7466,7 +7466,7 @@ var ts;
                             node.callFrame.url = ts.getRelativePathToDirectoryOrUrl(fileUrlRoot, url, fileUrlRoot, ts.createGetCanonicalFileName(useCaseSensitiveFileNames), /*isAbsolutePathAnUrl*/ true);
                         }
                         else if (!nativePattern.test(url)) {
-                            node.callFrame.url = (remappedPaths.has(url) ? remappedPaths : remappedPaths.set(url, "external" + externalFileCounter + ".js")).get(url);
+                            node.callFrame.url = (remappedPaths.has(url) ? remappedPaths : remappedPaths.set(url, "external".concat(externalFileCounter, ".js"))).get(url);
                             externalFileCounter++;
                         }
                     }
@@ -7482,7 +7482,7 @@ var ts;
                         if (!err) {
                             try {
                                 if ((_b = statSync(profilePath)) === null || _b === void 0 ? void 0 : _b.isDirectory()) {
-                                    profilePath = _path.join(profilePath, (new Date()).toISOString().replace(/:/g, "-") + "+P" + process.pid + ".cpuprofile");
+                                    profilePath = _path.join(profilePath, "".concat((new Date()).toISOString().replace(/:/g, "-"), "+P").concat(process.pid, ".cpuprofile"));
                                 }
                             }
                             catch (_c) {
@@ -7584,7 +7584,7 @@ var ts;
                  * @param createWatcher
                  */
                 function invokeCallbackAndUpdateWatcher(createWatcher) {
-                    ts.sysLog("sysLog:: " + fileOrDirectory + ":: Changing watcher to " + (createWatcher === watchPresentFileSystemEntry ? "Present" : "Missing") + "FileSystemEntryWatcher");
+                    ts.sysLog("sysLog:: ".concat(fileOrDirectory, ":: Changing watcher to ").concat(createWatcher === watchPresentFileSystemEntry ? "Present" : "Missing", "FileSystemEntryWatcher"));
                     // Call the callback for current directory
                     callback("rename", "");
                     // If watcher is not closed, update it
@@ -7609,7 +7609,7 @@ var ts;
                         }
                     }
                     if (hitSystemWatcherLimit) {
-                        ts.sysLog("sysLog:: " + fileOrDirectory + ":: Defaulting to fsWatchFile");
+                        ts.sysLog("sysLog:: ".concat(fileOrDirectory, ":: Defaulting to fsWatchFile"));
                         return watchPresentFileSystemEntryWithFsWatchFile();
                     }
                     try {
@@ -7625,7 +7625,7 @@ var ts;
                         // Eg. on linux the number of watches are limited and one could easily exhaust watches and the exception ENOSPC is thrown when creating watcher at that point
                         // so instead of throwing error, use fs.watchFile
                         hitSystemWatcherLimit || (hitSystemWatcherLimit = e.code === "ENOSPC");
-                        ts.sysLog("sysLog:: " + fileOrDirectory + ":: Changing to fsWatchFile");
+                        ts.sysLog("sysLog:: ".concat(fileOrDirectory, ":: Changing to fsWatchFile"));
                         return watchPresentFileSystemEntryWithFsWatchFile();
                     }
                 }
@@ -9927,7 +9927,7 @@ var ts;
                 line = line < 0 ? 0 : line >= lineStarts.length ? lineStarts.length - 1 : line;
             }
             else {
-                ts.Debug.fail("Bad line number. Line: " + line + ", lineStarts.length: " + lineStarts.length + " , line map is correct? " + (debugText !== undefined ? ts.arraysEqual(lineStarts, computeLineStarts(debugText)) : "unknown"));
+                ts.Debug.fail("Bad line number. Line: ".concat(line, ", lineStarts.length: ").concat(lineStarts.length, " , line map is correct? ").concat(debugText !== undefined ? ts.arraysEqual(lineStarts, computeLineStarts(debugText)) : "unknown"));
             }
         }
         var res = lineStarts[line] + character;
@@ -12807,7 +12807,7 @@ var ts;
         return typeof comment === "string" ? comment
             : comment === null || comment === void 0 ? void 0 : comment.map(function (c) {
                 // TODO: Other kinds here
-                return c.kind === 319 /* JSDocText */ ? c.text : "{@link " + (c.name ? ts.entityNameToString(c.name) + " " : "") + c.text + "}";
+                return c.kind === 319 /* JSDocText */ ? c.text : "{@link ".concat(c.name ? ts.entityNameToString(c.name) + " " : "").concat(c.text, "}");
             }).join("");
     }
     ts.getTextOfJSDocComment = getTextOfJSDocComment;
@@ -14077,8 +14077,8 @@ var ts;
     }
     function packageIdToString(_a) {
         var name = _a.name, subModuleName = _a.subModuleName, version = _a.version;
-        var fullName = subModuleName ? name + "/" + subModuleName : name;
-        return fullName + "@" + version;
+        var fullName = subModuleName ? "".concat(name, "/").concat(subModuleName) : name;
+        return "".concat(fullName, "@").concat(version);
     }
     ts.packageIdToString = packageIdToString;
     function typeDirectiveIsEqualTo(oldResolution, newResolution) {
@@ -14157,7 +14157,7 @@ var ts;
     function nodePosToString(node) {
         var file = getSourceFileOfNode(node);
         var loc = ts.getLineAndCharacterOfPosition(file, node.pos);
-        return file.fileName + "(" + (loc.line + 1) + "," + (loc.character + 1) + ")";
+        return "".concat(file.fileName, "(").concat(loc.line + 1, ",").concat(loc.character + 1, ")");
     }
     ts.nodePosToString = nodePosToString;
     function getEndLinePosition(line, sourceFile) {
@@ -14296,7 +14296,7 @@ var ts;
     ts.isPinnedComment = isPinnedComment;
     function createCommentDirectivesMap(sourceFile, commentDirectives) {
         var directivesByLine = new ts.Map(commentDirectives.map(function (commentDirective) { return ([
-            "" + ts.getLineAndCharacterOfPosition(sourceFile, commentDirective.range.end).line,
+            "".concat(ts.getLineAndCharacterOfPosition(sourceFile, commentDirective.range.end).line),
             commentDirective,
         ]); }));
         var usedLines = new ts.Map();
@@ -14313,10 +14313,10 @@ var ts;
             });
         }
         function markUsed(line) {
-            if (!directivesByLine.has("" + line)) {
+            if (!directivesByLine.has("".concat(line))) {
                 return false;
             }
-            usedLines.set("" + line, true);
+            usedLines.set("".concat(line), true);
             return true;
         }
     }
@@ -14531,7 +14531,7 @@ var ts;
                 }
                 return node.text;
         }
-        return ts.Debug.fail("Literal kind '" + node.kind + "' not accounted for.");
+        return ts.Debug.fail("Literal kind '".concat(node.kind, "' not accounted for."));
     }
     ts.getLiteralText = getLiteralText;
     function canUseOriginalText(node, flags) {
@@ -17062,11 +17062,11 @@ var ts;
     }
     ts.getEscapedTextOfIdentifierOrLiteral = getEscapedTextOfIdentifierOrLiteral;
     function getPropertyNameForUniqueESSymbol(symbol) {
-        return "__@" + ts.getSymbolId(symbol) + "@" + symbol.escapedName;
+        return "__@".concat(ts.getSymbolId(symbol), "@").concat(symbol.escapedName);
     }
     ts.getPropertyNameForUniqueESSymbol = getPropertyNameForUniqueESSymbol;
     function getSymbolNameForPrivateIdentifier(containingClassSymbol, description) {
-        return "__#" + ts.getSymbolId(containingClassSymbol) + "@" + description;
+        return "__#".concat(ts.getSymbolId(containingClassSymbol), "@").concat(description);
     }
     ts.getSymbolNameForPrivateIdentifier = getSymbolNameForPrivateIdentifier;
     function isKnownSymbol(symbol) {
@@ -19759,7 +19759,7 @@ var ts;
     }
     ts.getJSXImplicitImportBase = getJSXImplicitImportBase;
     function getJSXRuntimeImport(base, options) {
-        return base ? base + "/" + (options.jsx === 5 /* ReactJSXDev */ ? "jsx-dev-runtime" : "jsx-runtime") : undefined;
+        return base ? "".concat(base, "/").concat(options.jsx === 5 /* ReactJSXDev */ ? "jsx-dev-runtime" : "jsx-runtime") : undefined;
     }
     ts.getJSXRuntimeImport = getJSXRuntimeImport;
     function hasZeroOrOneAsteriskCharacter(str) {
@@ -19876,7 +19876,7 @@ var ts;
     }
     var wildcardCharCodes = [42 /* asterisk */, 63 /* question */];
     ts.commonPackageFolders = ["node_modules", "bower_components", "jspm_packages"];
-    var implicitExcludePathRegexPattern = "(?!(" + ts.commonPackageFolders.join("|") + ")(/|$))";
+    var implicitExcludePathRegexPattern = "(?!(".concat(ts.commonPackageFolders.join("|"), ")(/|$))");
     var filesMatcher = {
         /**
          * Matches any single directory segment unless it is the last segment and a .min.js file
@@ -19889,7 +19889,7 @@ var ts;
          * Regex for the ** wildcard. Matches any number of subdirectories. When used for including
          * files or directories, does not match subdirectories that start with a . character
          */
-        doubleAsteriskRegexFragment: "(/" + implicitExcludePathRegexPattern + "[^/.][^/]*)*?",
+        doubleAsteriskRegexFragment: "(/".concat(implicitExcludePathRegexPattern, "[^/.][^/]*)*?"),
         replaceWildcardCharacter: function (match) { return replaceWildcardCharacter(match, filesMatcher.singleAsteriskRegexFragment); }
     };
     var directoriesMatcher = {
@@ -19898,7 +19898,7 @@ var ts;
          * Regex for the ** wildcard. Matches any number of subdirectories. When used for including
          * files or directories, does not match subdirectories that start with a . character
          */
-        doubleAsteriskRegexFragment: "(/" + implicitExcludePathRegexPattern + "[^/.][^/]*)*?",
+        doubleAsteriskRegexFragment: "(/".concat(implicitExcludePathRegexPattern, "[^/.][^/]*)*?"),
         replaceWildcardCharacter: function (match) { return replaceWildcardCharacter(match, directoriesMatcher.singleAsteriskRegexFragment); }
     };
     var excludeMatcher = {
@@ -19916,10 +19916,10 @@ var ts;
         if (!patterns || !patterns.length) {
             return undefined;
         }
-        var pattern = patterns.map(function (pattern) { return "(" + pattern + ")"; }).join("|");
+        var pattern = patterns.map(function (pattern) { return "(".concat(pattern, ")"); }).join("|");
         // If excluding, match "foo/bar/baz...", but if including, only allow "foo".
         var terminator = usage === "exclude" ? "($|/)" : "$";
-        return "^(" + pattern + ")" + terminator;
+        return "^(".concat(pattern, ")").concat(terminator);
     }
     ts.getRegularExpressionForWildcard = getRegularExpressionForWildcard;
     function getRegularExpressionsForWildcards(specs, basePath, usage) {
@@ -19941,7 +19941,7 @@ var ts;
     ts.isImplicitGlob = isImplicitGlob;
     function getPatternFromSpec(spec, basePath, usage) {
         var pattern = spec && getSubPatternFromSpec(spec, basePath, usage, wildcardMatchers[usage]);
-        return pattern && "^(" + pattern + ")" + (usage === "exclude" ? "($|/)" : "$");
+        return pattern && "^(".concat(pattern, ")").concat(usage === "exclude" ? "($|/)" : "$");
     }
     ts.getPatternFromSpec = getPatternFromSpec;
     function getSubPatternFromSpec(spec, basePath, usage, _a) {
@@ -20019,7 +20019,7 @@ var ts;
         currentDirectory = ts.normalizePath(currentDirectory);
         var absolutePath = ts.combinePaths(currentDirectory, path);
         return {
-            includeFilePatterns: ts.map(getRegularExpressionsForWildcards(includes, absolutePath, "files"), function (pattern) { return "^" + pattern + "$"; }),
+            includeFilePatterns: ts.map(getRegularExpressionsForWildcards(includes, absolutePath, "files"), function (pattern) { return "^".concat(pattern, "$"); }),
             includeFilePattern: getRegularExpressionForWildcard(includes, absolutePath, "files"),
             includeDirectoryPattern: getRegularExpressionForWildcard(includes, absolutePath, "directories"),
             excludePattern: getRegularExpressionForWildcard(excludes, absolutePath, "exclude"),
@@ -20300,7 +20300,7 @@ var ts;
      */
     function extensionFromPath(path) {
         var ext = tryGetExtensionFromPath(path);
-        return ext !== undefined ? ext : ts.Debug.fail("File " + path + " has unknown extension.");
+        return ext !== undefined ? ext : ts.Debug.fail("File ".concat(path, " has unknown extension."));
     }
     ts.extensionFromPath = extensionFromPath;
     function isAnySupportedFileExtension(path) {
@@ -26289,7 +26289,7 @@ var ts;
             case 326 /* JSDocAugmentsTag */: return "augments";
             case 327 /* JSDocImplementsTag */: return "implements";
             default:
-                return ts.Debug.fail("Unsupported kind: " + ts.Debug.formatSyntaxKind(kind));
+                return ts.Debug.fail("Unsupported kind: ".concat(ts.Debug.formatSyntaxKind(kind)));
         }
     }
     var rawTextScanner;
@@ -26617,7 +26617,7 @@ var ts;
             };
             var definedTextGetter_1 = function (path) {
                 var result = textGetter_1(path);
-                return result !== undefined ? result : "/* Input file " + path + " was missing */\r\n";
+                return result !== undefined ? result : "/* Input file ".concat(path, " was missing */\r\n");
             };
             var buildInfo_1;
             var getAndCacheBuildInfo_1 = function (getText) {
@@ -31155,7 +31155,7 @@ var ts;
             for (var _i = 0, viableKeywordSuggestions_1 = viableKeywordSuggestions; _i < viableKeywordSuggestions_1.length; _i++) {
                 var keyword = viableKeywordSuggestions_1[_i];
                 if (expressionText.length > keyword.length + 2 && ts.startsWith(expressionText, keyword)) {
-                    return keyword + " " + expressionText.slice(keyword.length);
+                    return "".concat(keyword, " ").concat(expressionText.slice(keyword.length));
                 }
             }
             return undefined;
@@ -37919,7 +37919,7 @@ var ts;
         if (namedArgRegExCache.has(name)) {
             return namedArgRegExCache.get(name);
         }
-        var result = new RegExp("(\\s" + name + "\\s*=\\s*)(?:(?:'([^']*)')|(?:\"([^\"]*)\"))", "im");
+        var result = new RegExp("(\\s".concat(name, "\\s*=\\s*)(?:(?:'([^']*)')|(?:\"([^\"]*)\"))"), "im");
         namedArgRegExCache.set(name, result);
         return result;
     }
@@ -39381,8 +39381,8 @@ var ts;
     }
     ts.createCompilerDiagnosticForInvalidCustomType = createCompilerDiagnosticForInvalidCustomType;
     function createDiagnosticForInvalidCustomType(opt, createDiagnostic) {
-        var namesOfType = ts.arrayFrom(opt.type.keys()).map(function (key) { return "'" + key + "'"; }).join(", ");
-        return createDiagnostic(ts.Diagnostics.Argument_for_0_option_must_be_Colon_1, "--" + opt.name, namesOfType);
+        var namesOfType = ts.arrayFrom(opt.type.keys()).map(function (key) { return "'".concat(key, "'"); }).join(", ");
+        return createDiagnostic(ts.Diagnostics.Argument_for_0_option_must_be_Colon_1, "--".concat(opt.name), namesOfType);
     }
     /* @internal */
     function parseCustomTypeOption(opt, value, errors) {
@@ -40176,10 +40176,10 @@ var ts;
                 var newValue = compilerOptionsMap.get(cmd.name);
                 var defaultValue = getDefaultValueForOption(cmd);
                 if (newValue !== defaultValue) {
-                    result.push("" + tab + cmd.name + ": " + newValue);
+                    result.push("".concat(tab).concat(cmd.name, ": ").concat(newValue));
                 }
                 else if (ts.hasProperty(ts.defaultInitCompilerOptions, cmd.name)) {
-                    result.push("" + tab + cmd.name + ": " + defaultValue);
+                    result.push("".concat(tab).concat(cmd.name, ": ").concat(defaultValue));
                 }
             });
             return result.join(newLine) + newLine;
@@ -40230,19 +40230,19 @@ var ts;
                 if (entries.length !== 0) {
                     entries.push({ value: "" });
                 }
-                entries.push({ value: "/* " + category + " */" });
+                entries.push({ value: "/* ".concat(category, " */") });
                 for (var _i = 0, options_1 = options; _i < options_1.length; _i++) {
                     var option = options_1[_i];
                     var optionName = void 0;
                     if (compilerOptionsMap.has(option.name)) {
-                        optionName = "\"" + option.name + "\": " + JSON.stringify(compilerOptionsMap.get(option.name)) + ((seenKnownKeys += 1) === compilerOptionsMap.size ? "" : ",");
+                        optionName = "\"".concat(option.name, "\": ").concat(JSON.stringify(compilerOptionsMap.get(option.name))).concat((seenKnownKeys += 1) === compilerOptionsMap.size ? "" : ",");
                     }
                     else {
-                        optionName = "// \"" + option.name + "\": " + JSON.stringify(getDefaultValueForOption(option)) + ",";
+                        optionName = "// \"".concat(option.name, "\": ").concat(JSON.stringify(getDefaultValueForOption(option)), ",");
                     }
                     entries.push({
                         value: optionName,
-                        description: "/* " + (option.description && ts.getLocaleSpecificMessage(option.description) || option.name) + " */"
+                        description: "/* ".concat(option.description && ts.getLocaleSpecificMessage(option.description) || option.name, " */")
                     });
                     marginLength = Math.max(optionName.length, marginLength);
                 }
@@ -40251,25 +40251,25 @@ var ts;
             var tab = makePadding(2);
             var result = [];
             result.push("{");
-            result.push(tab + "\"compilerOptions\": {");
-            result.push("" + tab + tab + "/* " + ts.getLocaleSpecificMessage(ts.Diagnostics.Visit_https_Colon_Slash_Slashaka_ms_Slashtsconfig_json_to_read_more_about_this_file) + " */");
+            result.push("".concat(tab, "\"compilerOptions\": {"));
+            result.push("".concat(tab).concat(tab, "/* ").concat(ts.getLocaleSpecificMessage(ts.Diagnostics.Visit_https_Colon_Slash_Slashaka_ms_Slashtsconfig_json_to_read_more_about_this_file), " */"));
             result.push("");
             // Print out each row, aligning all the descriptions on the same column.
             for (var _a = 0, entries_2 = entries; _a < entries_2.length; _a++) {
                 var entry = entries_2[_a];
                 var value = entry.value, _b = entry.description, description = _b === void 0 ? "" : _b;
-                result.push(value && "" + tab + tab + value + (description && (makePadding(marginLength - value.length + 2) + description)));
+                result.push(value && "".concat(tab).concat(tab).concat(value).concat(description && (makePadding(marginLength - value.length + 2) + description)));
             }
             if (fileNames.length) {
-                result.push(tab + "},");
-                result.push(tab + "\"files\": [");
+                result.push("".concat(tab, "},"));
+                result.push("".concat(tab, "\"files\": ["));
                 for (var i = 0; i < fileNames.length; i++) {
-                    result.push("" + tab + tab + JSON.stringify(fileNames[i]) + (i === fileNames.length - 1 ? "" : ","));
+                    result.push("".concat(tab).concat(tab).concat(JSON.stringify(fileNames[i])).concat(i === fileNames.length - 1 ? "" : ","));
                 }
-                result.push(tab + "]");
+                result.push("".concat(tab, "]"));
             }
             else {
-                result.push(tab + "}");
+                result.push("".concat(tab, "}"));
             }
             result.push("}");
             return result.join(newLine) + newLine;
@@ -40667,7 +40667,7 @@ var ts;
         if (ts.isRootedDiskPath(extendedConfig) || ts.startsWith(extendedConfig, "./") || ts.startsWith(extendedConfig, "../")) {
             var extendedConfigPath = ts.getNormalizedAbsolutePath(extendedConfig, basePath);
             if (!host.fileExists(extendedConfigPath) && !ts.endsWith(extendedConfigPath, ".json" /* Json */)) {
-                extendedConfigPath = extendedConfigPath + ".json";
+                extendedConfigPath = "".concat(extendedConfigPath, ".json");
                 if (!host.fileExists(extendedConfigPath)) {
                     errors.push(createDiagnostic(ts.Diagnostics.File_0_not_found, extendedConfig));
                     return undefined;
@@ -40912,7 +40912,7 @@ var ts;
                     // Valid only if *.json specified
                     if (!jsonOnlyIncludeRegexes) {
                         var includes = validatedIncludeSpecs.filter(function (s) { return ts.endsWith(s, ".json" /* Json */); });
-                        var includeFilePatterns = ts.map(ts.getRegularExpressionsForWildcards(includes, basePath, "files"), function (pattern) { return "^" + pattern + "$"; });
+                        var includeFilePatterns = ts.map(ts.getRegularExpressionsForWildcards(includes, basePath, "files"), function (pattern) { return "^".concat(pattern, "$"); });
                         jsonOnlyIncludeRegexes = includeFilePatterns ? includeFilePatterns.map(function (pattern) { return ts.getRegexFromPattern(pattern, host.useCaseSensitiveFileNames); }) : ts.emptyArray;
                     }
                     var includeIndex = ts.findIndex(jsonOnlyIncludeRegexes, function (re) { return re.test(file); });
@@ -41348,7 +41348,7 @@ var ts;
         var bestVersionKey = result.version, bestVersionPaths = result.paths;
         if (typeof bestVersionPaths !== "object") {
             if (state.traceEnabled) {
-                trace(state.host, ts.Diagnostics.Expected_type_of_0_field_in_package_json_to_be_1_got_2, "typesVersions['" + bestVersionKey + "']", "object", typeof bestVersionPaths);
+                trace(state.host, ts.Diagnostics.Expected_type_of_0_field_in_package_json_to_be_1_got_2, "typesVersions['".concat(bestVersionKey, "']"), "object", typeof bestVersionPaths);
             }
             return;
         }
@@ -41459,7 +41459,10 @@ var ts;
             }
         }
         var failedLookupLocations = [];
-        var moduleResolutionState = { compilerOptions: options, host: host, traceEnabled: traceEnabled, failedLookupLocations: failedLookupLocations, packageJsonInfoCache: cache, features: NodeResolutionFeatures.AllFeatures, conditions: ["node", "require", "types"] };
+        var features = ts.getEmitModuleResolutionKind(options) === ts.ModuleResolutionKind.Node12 ? NodeResolutionFeatures.Node12Default :
+            ts.getEmitModuleResolutionKind(options) === ts.ModuleResolutionKind.NodeNext ? NodeResolutionFeatures.NodeNextDefault :
+                NodeResolutionFeatures.None;
+        var moduleResolutionState = { compilerOptions: options, host: host, traceEnabled: traceEnabled, failedLookupLocations: failedLookupLocations, packageJsonInfoCache: cache, features: features, conditions: ["node", "require", "types"] };
         var resolved = primaryLookup();
         var primary = true;
         if (!resolved) {
@@ -41726,7 +41729,7 @@ var ts;
         };
         return cache;
         function getUnderlyingCacheKey(specifier, mode) {
-            var result = mode === undefined ? specifier : mode + "|" + specifier;
+            var result = mode === undefined ? specifier : "".concat(mode, "|").concat(specifier);
             memoizedReverseKeys.set(result, [specifier, mode]);
             return result;
         }
@@ -41757,7 +41760,7 @@ var ts;
         }
         function getOrCreateCacheForModuleName(nonRelativeModuleName, mode, redirectedReference) {
             ts.Debug.assert(!ts.isExternalModuleNameRelative(nonRelativeModuleName));
-            return getOrCreateCache(moduleNameToDirectoryMap, redirectedReference, mode === undefined ? nonRelativeModuleName : mode + "|" + nonRelativeModuleName, createPerModuleNameCache);
+            return getOrCreateCache(moduleNameToDirectoryMap, redirectedReference, mode === undefined ? nonRelativeModuleName : "".concat(mode, "|").concat(nonRelativeModuleName), createPerModuleNameCache);
         }
         function createPerModuleNameCache() {
             var directoryPathMap = new ts.Map();
@@ -41904,10 +41907,10 @@ var ts;
                     result = classicNameResolver(moduleName, containingFile, compilerOptions, host, cache, redirectedReference);
                     break;
                 default:
-                    return ts.Debug.fail("Unexpected moduleResolution: " + moduleResolution);
+                    return ts.Debug.fail("Unexpected moduleResolution: ".concat(moduleResolution));
             }
             if (result && result.resolvedModule)
-                ts.perfLogger.logInfoEvent("Module \"" + moduleName + "\" resolved to \"" + result.resolvedModule.resolvedFileName + "\"");
+                ts.perfLogger.logInfoEvent("Module \"".concat(moduleName, "\" resolved to \"").concat(result.resolvedModule.resolvedFileName, "\""));
             ts.perfLogger.logStopResolveModule((result && result.resolvedModule) ? "" + result.resolvedModule.resolvedFileName : "null");
             if (perFolderCache) {
                 perFolderCache.set(moduleName, resolutionMode, result);
@@ -42110,7 +42113,7 @@ var ts;
     function resolveJSModule(moduleName, initialDir, host) {
         var _a = tryResolveJSModuleWorker(moduleName, initialDir, host), resolvedModule = _a.resolvedModule, failedLookupLocations = _a.failedLookupLocations;
         if (!resolvedModule) {
-            throw new Error("Could not resolve JS module '" + moduleName + "' starting at '" + initialDir + "'. Looked in: " + failedLookupLocations.join(", "));
+            throw new Error("Could not resolve JS module '".concat(moduleName, "' starting at '").concat(initialDir, "'. Looked in: ").concat(failedLookupLocations.join(", ")));
         }
         return resolvedModule.resolvedFileName;
     }
@@ -42134,13 +42137,15 @@ var ts;
         // not currently backported to node 12 - https://github.com/nodejs/Release/issues/690
         NodeResolutionFeatures[NodeResolutionFeatures["ExportsPatternTrailers"] = 16] = "ExportsPatternTrailers";
         NodeResolutionFeatures[NodeResolutionFeatures["AllFeatures"] = 30] = "AllFeatures";
+        NodeResolutionFeatures[NodeResolutionFeatures["Node12Default"] = 14] = "Node12Default";
+        NodeResolutionFeatures[NodeResolutionFeatures["NodeNextDefault"] = 30] = "NodeNextDefault";
         NodeResolutionFeatures[NodeResolutionFeatures["EsmMode"] = 32] = "EsmMode";
     })(NodeResolutionFeatures || (NodeResolutionFeatures = {}));
     function node12ModuleNameResolver(moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode) {
-        return nodeNextModuleNameResolverWorker(NodeResolutionFeatures.Imports | NodeResolutionFeatures.SelfName | NodeResolutionFeatures.Exports, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode);
+        return nodeNextModuleNameResolverWorker(NodeResolutionFeatures.Node12Default, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode);
     }
     function nodeNextModuleNameResolver(moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode) {
-        return nodeNextModuleNameResolverWorker(NodeResolutionFeatures.AllFeatures, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode);
+        return nodeNextModuleNameResolverWorker(NodeResolutionFeatures.NodeNextDefault, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode);
     }
     function nodeNextModuleNameResolverWorker(features, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode) {
         var containingDirectory = ts.getDirectoryPath(containingFile);
@@ -42223,7 +42228,7 @@ var ts;
         if (traceEnabled) {
             trace(host, ts.Diagnostics.Resolving_real_path_for_0_result_1, path, real);
         }
-        ts.Debug.assert(host.fileExists(real), path + " linked to nonexistent file " + real);
+        ts.Debug.assert(host.fileExists(real), "".concat(path, " linked to nonexistent file ").concat(real));
         return real;
     }
     function nodeLoadModuleByRelativeName(extensions, candidate, onlyRecordFailures, state, considerPackageJson) {
@@ -42609,7 +42614,7 @@ var ts;
             return undefined;
         }
         var trailingParts = parts.slice(nameParts.length);
-        return loadModuleFromExports(scope, extensions, !ts.length(trailingParts) ? "." : "." + ts.directorySeparator + trailingParts.join(ts.directorySeparator), state, cache, redirectedReference);
+        return loadModuleFromExports(scope, extensions, !ts.length(trailingParts) ? "." : ".".concat(ts.directorySeparator).concat(trailingParts.join(ts.directorySeparator)), state, cache, redirectedReference);
     }
     function loadModuleFromExports(scope, extensions, subpath, state, cache, redirectedReference) {
         if (!scope.packageJsonContent.exports) {
@@ -42937,7 +42942,7 @@ var ts;
     }
     /* @internal */
     function getTypesPackageName(packageName) {
-        return "@types/" + mangleScopedPackageName(packageName);
+        return "@types/".concat(mangleScopedPackageName(packageName));
     }
     ts.getTypesPackageName = getTypesPackageName;
     /* @internal */
@@ -43338,7 +43343,7 @@ var ts;
             if (name) {
                 if (ts.isAmbientModule(node)) {
                     var moduleName = ts.getTextOfIdentifierOrLiteral(name);
-                    return (ts.isGlobalScopeAugmentation(node) ? "__global" : "\"" + moduleName + "\"");
+                    return (ts.isGlobalScopeAugmentation(node) ? "__global" : "\"".concat(moduleName, "\""));
                 }
                 if (name.kind === 161 /* ComputedPropertyName */) {
                     var nameExpression = name.expression;
@@ -43395,7 +43400,7 @@ var ts;
                 case 163 /* Parameter */:
                     // Parameters with names are handled at the top of this function.  Parameters
                     // without names can only come from JSDocFunctionTypes.
-                    ts.Debug.assert(node.parent.kind === 315 /* JSDocFunctionType */, "Impossible parameter parent kind", function () { return "parent is: " + (ts.SyntaxKind ? ts.SyntaxKind[node.parent.kind] : node.parent.kind) + ", expected JSDocFunctionType"; });
+                    ts.Debug.assert(node.parent.kind === 315 /* JSDocFunctionType */, "Impossible parameter parent kind", function () { return "parent is: ".concat(ts.SyntaxKind ? ts.SyntaxKind[node.parent.kind] : node.parent.kind, ", expected JSDocFunctionType"); });
                     var functionType = node.parent;
                     var index = functionType.parameters.indexOf(node);
                     return "arg" + index;
@@ -43507,7 +43512,7 @@ var ts;
                         var relatedInformation_1 = [];
                         if (ts.isTypeAliasDeclaration(node) && ts.nodeIsMissing(node.type) && ts.hasSyntacticModifier(node, 1 /* Export */) && symbol.flags & (2097152 /* Alias */ | 788968 /* Type */ | 1920 /* Namespace */)) {
                             // export type T; - may have meant export type { T }?
-                            relatedInformation_1.push(createDiagnosticForNode(node, ts.Diagnostics.Did_you_mean_0, "export type { " + ts.unescapeLeadingUnderscores(node.name.escapedText) + " }"));
+                            relatedInformation_1.push(createDiagnosticForNode(node, ts.Diagnostics.Did_you_mean_0, "export type { ".concat(ts.unescapeLeadingUnderscores(node.name.escapedText), " }")));
                         }
                         var declarationName_1 = ts.getNameOfDeclaration(node) || node;
                         ts.forEach(symbol.declarations, function (declaration, index) {
@@ -45580,7 +45585,7 @@ var ts;
             }
         }
         function bindSourceFileAsExternalModule() {
-            bindAnonymousDeclaration(file, 512 /* ValueModule */, "\"" + ts.removeFileExtension(file.fileName) + "\"");
+            bindAnonymousDeclaration(file, 512 /* ValueModule */, "\"".concat(ts.removeFileExtension(file.fileName), "\""));
         }
         function bindExportAssignment(node) {
             if (!container.symbol || !container.symbol.exports) {
@@ -47669,7 +47674,7 @@ var ts;
                 if (sourceSymbolFile && targetSymbolFile && amalgamatedDuplicates && !isEitherEnum && sourceSymbolFile !== targetSymbolFile) {
                     var firstFile_1 = ts.comparePaths(sourceSymbolFile.path, targetSymbolFile.path) === -1 /* LessThan */ ? sourceSymbolFile : targetSymbolFile;
                     var secondFile_1 = firstFile_1 === sourceSymbolFile ? targetSymbolFile : sourceSymbolFile;
-                    var filesDuplicates = ts.getOrUpdate(amalgamatedDuplicates, firstFile_1.path + "|" + secondFile_1.path, function () {
+                    var filesDuplicates = ts.getOrUpdate(amalgamatedDuplicates, "".concat(firstFile_1.path, "|").concat(secondFile_1.path), function () {
                         return ({ firstFile: firstFile_1, secondFile: secondFile_1, conflictingSymbols: new ts.Map() });
                     });
                     var conflictingSymbolInfo = ts.getOrUpdate(filesDuplicates.conflictingSymbols, symbolName_1, function () {
@@ -48103,11 +48108,12 @@ var ts;
          *
          * @param isUse If true, this will count towards --noUnusedLocals / --noUnusedParameters.
          */
-        function resolveName(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals) {
+        function resolveName(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSpellingSuggstions) {
             if (excludeGlobals === void 0) { excludeGlobals = false; }
-            return resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSymbol);
+            if (getSpellingSuggstions === void 0) { getSpellingSuggstions = true; }
+            return resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSpellingSuggstions, getSymbol);
         }
-        function resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, lookup) {
+        function resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSpellingSuggestions, lookup) {
             var _a, _b, _c;
             var originalLocation = location; // needed for did-you-mean error reporting, which gathers candidates starting from the original location
             var result;
@@ -48424,7 +48430,7 @@ var ts;
                 }
             }
             if (!result) {
-                if (nameNotFoundMessage) {
+                if (nameNotFoundMessage && produceDiagnostics) {
                     if (!errorLocation ||
                         !checkAndReportErrorForMissingPrefix(errorLocation, name, nameArg) && // TODO: GH#18217
                             !checkAndReportErrorForExtendingInterface(errorLocation) &&
@@ -48434,7 +48440,7 @@ var ts;
                             !checkAndReportErrorForUsingNamespaceModuleAsValue(errorLocation, name, meaning) &&
                             !checkAndReportErrorForUsingValueAsType(errorLocation, name, meaning)) {
                         var suggestion = void 0;
-                        if (suggestionCount < maximumSuggestionCount) {
+                        if (getSpellingSuggestions && suggestionCount < maximumSuggestionCount) {
                             suggestion = getSuggestedSymbolForNonexistentSymbol(originalLocation, name, meaning);
                             var isGlobalScopeAugmentationDeclaration = (suggestion === null || suggestion === void 0 ? void 0 : suggestion.valueDeclaration) && ts.isAmbientModule(suggestion.valueDeclaration) && ts.isGlobalScopeAugmentation(suggestion.valueDeclaration);
                             if (isGlobalScopeAugmentationDeclaration) {
@@ -48470,7 +48476,7 @@ var ts;
                 return undefined;
             }
             // Perform extra checks only if error reporting was requested
-            if (nameNotFoundMessage) {
+            if (nameNotFoundMessage && produceDiagnostics) {
                 if (propertyWithInvalidInitializer && !(ts.getEmitScriptTarget(compilerOptions) === 99 /* ESNext */ && useDefineForClassFields)) {
                     // We have a match, but the reference occurred within a property initializer and the identifier also binds
                     // to a local variable in the constructor where the code will be emitted. Note that this is actually allowed
@@ -50308,7 +50314,7 @@ var ts;
             var cache = (links.accessibleChainCache || (links.accessibleChainCache = new ts.Map()));
             // Go from enclosingDeclaration to the first scope we check, so the cache is keyed off the scope and thus shared more
             var firstRelevantLocation = forEachSymbolTableInScope(enclosingDeclaration, function (_, __, ___, node) { return node; });
-            var key = (useOnlyExternalAliasing ? 0 : 1) + "|" + (firstRelevantLocation && getNodeId(firstRelevantLocation)) + "|" + meaning;
+            var key = "".concat(useOnlyExternalAliasing ? 0 : 1, "|").concat(firstRelevantLocation && getNodeId(firstRelevantLocation), "|").concat(meaning);
             if (cache.has(key)) {
                 return cache.get(key);
             }
@@ -51156,7 +51162,7 @@ var ts;
                         context.symbolDepth = new ts.Map();
                     }
                     var links = context.enclosingDeclaration && getNodeLinks(context.enclosingDeclaration);
-                    var key = getTypeId(type) + "|" + context.flags;
+                    var key = "".concat(getTypeId(type), "|").concat(context.flags);
                     if (links) {
                         links.serializedTypes || (links.serializedTypes = new ts.Map());
                     }
@@ -51425,7 +51431,7 @@ var ts;
                             }
                         }
                         if (checkTruncationLength(context) && (i + 2 < properties.length - 1)) {
-                            typeElements.push(ts.factory.createPropertySignature(/*modifiers*/ undefined, "... " + (properties.length - i) + " more ...", /*questionToken*/ undefined, /*type*/ undefined));
+                            typeElements.push(ts.factory.createPropertySignature(/*modifiers*/ undefined, "... ".concat(properties.length - i, " more ..."), /*questionToken*/ undefined, /*type*/ undefined));
                             addPropertyToElementList(properties[properties.length - 1], context, typeElements);
                             break;
                         }
@@ -51540,7 +51546,7 @@ var ts;
                         else if (types.length > 2) {
                             return [
                                 typeToTypeNodeHelper(types[0], context),
-                                ts.factory.createTypeReferenceNode("... " + (types.length - 2) + " more ...", /*typeArguments*/ undefined),
+                                ts.factory.createTypeReferenceNode("... ".concat(types.length - 2, " more ..."), /*typeArguments*/ undefined),
                                 typeToTypeNodeHelper(types[types.length - 1], context)
                             ];
                         }
@@ -51554,7 +51560,7 @@ var ts;
                         var type = types_2[_i];
                         i++;
                         if (checkTruncationLength(context) && (i + 2 < types.length - 1)) {
-                            result_5.push(ts.factory.createTypeReferenceNode("... " + (types.length - i) + " more ...", /*typeArguments*/ undefined));
+                            result_5.push(ts.factory.createTypeReferenceNode("... ".concat(types.length - i, " more ..."), /*typeArguments*/ undefined));
                             var typeNode_1 = typeToTypeNodeHelper(types[types.length - 1], context);
                             if (typeNode_1) {
                                 result_5.push(typeNode_1);
@@ -52062,7 +52068,7 @@ var ts;
                     var text = rawtext;
                     while (((_b = context.typeParameterNamesByText) === null || _b === void 0 ? void 0 : _b.has(text)) || typeParameterShadowsNameInScope(text, context, type)) {
                         i++;
-                        text = rawtext + "_" + i;
+                        text = "".concat(rawtext, "_").concat(i);
                     }
                     if (text !== rawtext) {
                         result = ts.factory.createIdentifier(text, result.typeArguments);
@@ -52388,7 +52394,7 @@ var ts;
                     function getNameForJSDocFunctionParameter(p, index) {
                         return p.name && ts.isIdentifier(p.name) && p.name.escapedText === "this" ? "this"
                             : getEffectiveDotDotDotForParameter(p) ? "args"
-                                : "arg" + index;
+                                : "arg".concat(index);
                     }
                     function rewriteModuleSpecifier(parent, lit) {
                         if (bundled) {
@@ -53473,7 +53479,7 @@ var ts;
                             return results_1;
                         }
                         // The `Constructor`'s symbol isn't in the class's properties lists, obviously, since it's a signature on the static
-                        return ts.Debug.fail("Unhandled class member kind! " + (p.__debugFlags || p.flags));
+                        return ts.Debug.fail("Unhandled class member kind! ".concat(p.__debugFlags || p.flags));
                     };
                 }
                 function serializePropertySymbolForInterface(p, baseType) {
@@ -53548,7 +53554,7 @@ var ts;
                     if (ref) {
                         return ref;
                     }
-                    var tempName = getUnusedName(rootName + "_base");
+                    var tempName = getUnusedName("".concat(rootName, "_base"));
                     var statement = ts.factory.createVariableStatement(/*modifiers*/ undefined, ts.factory.createVariableDeclarationList([
                         ts.factory.createVariableDeclaration(tempName, /*exclamationToken*/ undefined, typeToTypeNodeHelper(staticType, context))
                     ], 2 /* Const */));
@@ -53595,7 +53601,7 @@ var ts;
                     var original = input;
                     while ((_a = context.usedSymbolNames) === null || _a === void 0 ? void 0 : _a.has(input)) {
                         i++;
-                        input = original + "_" + i;
+                        input = "".concat(original, "_").concat(i);
                     }
                     (_b = context.usedSymbolNames) === null || _b === void 0 ? void 0 : _b.add(input);
                     if (id) {
@@ -53703,15 +53709,15 @@ var ts;
                 if (nameType.flags & 384 /* StringOrNumberLiteral */) {
                     var name = "" + nameType.value;
                     if (!ts.isIdentifierText(name, ts.getEmitScriptTarget(compilerOptions)) && !isNumericLiteralName(name)) {
-                        return "\"" + ts.escapeString(name, 34 /* doubleQuote */) + "\"";
+                        return "\"".concat(ts.escapeString(name, 34 /* doubleQuote */), "\"");
                     }
                     if (isNumericLiteralName(name) && ts.startsWith(name, "-")) {
-                        return "[" + name + "]";
+                        return "[".concat(name, "]");
                     }
                     return name;
                 }
                 if (nameType.flags & 8192 /* UniqueESSymbol */) {
-                    return "[" + getNameOfSymbolAsWritten(nameType.symbol, context) + "]";
+                    return "[".concat(getNameOfSymbolAsWritten(nameType.symbol, context), "]");
                 }
             }
         }
@@ -56485,7 +56491,7 @@ var ts;
                     !leftName ? rightName :
                         !rightName ? leftName :
                             undefined;
-                var paramSymbol = createSymbol(1 /* FunctionScopedVariable */ | (isOptional && !isRestParam ? 16777216 /* Optional */ : 0), paramName || "arg" + i);
+                var paramSymbol = createSymbol(1 /* FunctionScopedVariable */ | (isOptional && !isRestParam ? 16777216 /* Optional */ : 0), paramName || "arg".concat(i));
                 paramSymbol.type = isRestParam ? createArrayType(unionParamType) : unionParamType;
                 params[i] = paramSymbol;
             }
@@ -58404,7 +58410,7 @@ var ts;
             return result;
         }
         function getAliasId(aliasSymbol, aliasTypeArguments) {
-            return aliasSymbol ? "@" + getSymbolId(aliasSymbol) + (aliasTypeArguments ? ":" + getTypeListId(aliasTypeArguments) : "") : "";
+            return aliasSymbol ? "@".concat(getSymbolId(aliasSymbol)) + (aliasTypeArguments ? ":".concat(getTypeListId(aliasTypeArguments)) : "") : "";
         }
         // This function is used to propagate certain flags when creating new object type references and union types.
         // It is only necessary to do so if a constituent type might be the undefined type, the null type, the type
@@ -58590,7 +58596,7 @@ var ts;
             return undefined;
         }
         function getSymbolPath(symbol) {
-            return symbol.parent ? getSymbolPath(symbol.parent) + "." + symbol.escapedName : symbol.escapedName;
+            return symbol.parent ? "".concat(getSymbolPath(symbol.parent), ".").concat(symbol.escapedName) : symbol.escapedName;
         }
         function getUnresolvedSymbolForEntityName(name) {
             var identifier = name.kind === 160 /* QualifiedName */ ? name.right :
@@ -58601,7 +58607,7 @@ var ts;
                 var parentSymbol = name.kind === 160 /* QualifiedName */ ? getUnresolvedSymbolForEntityName(name.left) :
                     name.kind === 205 /* PropertyAccessExpression */ ? getUnresolvedSymbolForEntityName(name.expression) :
                         undefined;
-                var path = parentSymbol ? getSymbolPath(parentSymbol) + "." + text : text;
+                var path = parentSymbol ? "".concat(getSymbolPath(parentSymbol), ".").concat(text) : text;
                 var result = unresolvedSymbols.get(path);
                 if (!result) {
                     unresolvedSymbols.set(path, result = createSymbol(524288 /* TypeAlias */, text, 1048576 /* Unresolved */));
@@ -58674,7 +58680,7 @@ var ts;
             if (substitute.flags & 3 /* AnyOrUnknown */ || substitute === baseType) {
                 return baseType;
             }
-            var id = getTypeId(baseType) + ">" + getTypeId(substitute);
+            var id = "".concat(getTypeId(baseType), ">").concat(getTypeId(substitute));
             var cached = substitutionTypes.get(id);
             if (cached) {
                 return cached;
@@ -58875,7 +58881,7 @@ var ts;
         }
         function getGlobalSymbol(name, meaning, diagnostic) {
             // Don't track references for global symbols anyway, so value if `isReference` is arbitrary
-            return resolveName(undefined, name, meaning, diagnostic, name, /*isUse*/ false);
+            return resolveName(undefined, name, meaning, diagnostic, name, /*isUse*/ false, /*excludeGlobals*/ false, /*getSpellingSuggestions*/ false);
         }
         function getGlobalType(name, arity, reportErrors) {
             var symbol = getGlobalTypeSymbol(name, reportErrors);
@@ -59598,9 +59604,9 @@ var ts;
                 return types[0];
             }
             var typeKey = !origin ? getTypeListId(types) :
-                origin.flags & 1048576 /* Union */ ? "|" + getTypeListId(origin.types) :
-                    origin.flags & 2097152 /* Intersection */ ? "&" + getTypeListId(origin.types) :
-                        "#" + origin.type.id + "|" + getTypeListId(types); // origin type id alone is insufficient, as `keyof x` may resolve to multiple WIP values while `x` is still resolving
+                origin.flags & 1048576 /* Union */ ? "|".concat(getTypeListId(origin.types)) :
+                    origin.flags & 2097152 /* Intersection */ ? "&".concat(getTypeListId(origin.types)) :
+                        "#".concat(origin.type.id, "|").concat(getTypeListId(types)); // origin type id alone is insufficient, as `keyof x` may resolve to multiple WIP values while `x` is still resolving
             var id = typeKey + getAliasId(aliasSymbol, aliasTypeArguments);
             var type = unionTypes.get(id);
             if (!type) {
@@ -60122,7 +60128,7 @@ var ts;
             if (ts.every(newTexts, function (t) { return t === ""; }) && ts.every(newTypes, function (t) { return !!(t.flags & 4 /* String */); })) {
                 return stringType;
             }
-            var id = getTypeListId(newTypes) + "|" + ts.map(newTexts, function (t) { return t.length; }).join(",") + "|" + newTexts.join("");
+            var id = "".concat(getTypeListId(newTypes), "|").concat(ts.map(newTexts, function (t) { return t.length; }).join(","), "|").concat(newTexts.join(""));
             var type = templateLiteralTypes.get(id);
             if (!type) {
                 templateLiteralTypes.set(id, type = createTemplateLiteralType(newTexts, newTypes));
@@ -60182,7 +60188,7 @@ var ts;
             return str;
         }
         function getStringMappingTypeForGenericType(symbol, type) {
-            var id = getSymbolId(symbol) + "," + getTypeId(type);
+            var id = "".concat(getSymbolId(symbol), ",").concat(getTypeId(type));
             var result = stringMappingTypes.get(id);
             if (!result) {
                 stringMappingTypes.set(id, result = createStringMappingType(symbol, type));
@@ -61202,7 +61208,7 @@ var ts;
         function createUniqueESSymbolType(symbol) {
             var type = createType(8192 /* UniqueESSymbol */);
             type.symbol = symbol;
-            type.escapedName = "__@" + type.symbol.escapedName + "@" + getSymbolId(type.symbol);
+            type.escapedName = "__@".concat(type.symbol.escapedName, "@").concat(getSymbolId(type.symbol));
             return type;
         }
         function getESSymbolLikeTypeForNode(node) {
@@ -62745,7 +62751,7 @@ var ts;
                     return true;
             }
             if (source.flags & 524288 /* Object */ && target.flags & 524288 /* Object */) {
-                var related = relation.get(getRelationKey(source, target, 0 /* None */, relation));
+                var related = relation.get(getRelationKey(source, target, 0 /* None */, relation, /*ignoreConstraints*/ false));
                 if (related !== undefined) {
                     return !!(related & 1 /* Succeeded */);
                 }
@@ -62891,24 +62897,24 @@ var ts;
                         case ts.Diagnostics.Types_of_property_0_are_incompatible.code: {
                             // Parenthesize a `new` if there is one
                             if (path.indexOf("new ") === 0) {
-                                path = "(" + path + ")";
+                                path = "(".concat(path, ")");
                             }
                             var str = "" + args[0];
                             // If leading, just print back the arg (irrespective of if it's a valid identifier)
                             if (path.length === 0) {
-                                path = "" + str;
+                                path = "".concat(str);
                             }
                             // Otherwise write a dotted name if possible
                             else if (ts.isIdentifierText(str, ts.getEmitScriptTarget(compilerOptions))) {
-                                path = path + "." + str;
+                                path = "".concat(path, ".").concat(str);
                             }
                             // Failing that, check if the name is already a computed name
                             else if (str[0] === "[" && str[str.length - 1] === "]") {
-                                path = "" + path + str;
+                                path = "".concat(path).concat(str);
                             }
                             // And finally write out a computed name as a last resort
                             else {
-                                path = path + "[" + str + "]";
+                                path = "".concat(path, "[").concat(str, "]");
                             }
                             break;
                         }
@@ -62937,7 +62943,7 @@ var ts;
                                     msg.code === ts.Diagnostics.Construct_signatures_with_no_arguments_have_incompatible_return_types_0_and_1.code)
                                     ? ""
                                     : "...";
-                                path = "" + prefix + path + "(" + params + ")";
+                                path = "".concat(prefix).concat(path, "(").concat(params, ")");
                             }
                             break;
                         }
@@ -62950,7 +62956,7 @@ var ts;
                             break;
                         }
                         default:
-                            return ts.Debug.fail("Unhandled Diagnostic: " + msg.code);
+                            return ts.Debug.fail("Unhandled Diagnostic: ".concat(msg.code));
                     }
                 }
                 if (path) {
@@ -63594,7 +63600,8 @@ var ts;
                 if (overflow) {
                     return 0 /* False */;
                 }
-                var id = getRelationKey(source, target, intersectionState | (inPropertyCheck ? 16 /* InPropertyCheck */ : 0), relation);
+                var keyIntersectionState = intersectionState | (inPropertyCheck ? 16 /* InPropertyCheck */ : 0);
+                var id = getRelationKey(source, target, keyIntersectionState, relation, /*ingnoreConstraints*/ false);
                 var entry = relation.get(id);
                 if (entry !== undefined) {
                     if (reportErrors && entry & 2 /* Failed */ && !(entry & 4 /* Reported */)) {
@@ -63621,16 +63628,13 @@ var ts;
                     targetStack = [];
                 }
                 else {
-                    // generate a key where all type parameter id positions are replaced with unconstrained type parameter ids
-                    // this isn't perfect - nested type references passed as type arguments will muck up the indexes and thus
-                    // prevent finding matches- but it should hit up the common cases
-                    var broadestEquivalentId = id.split(",").map(function (i) { return i.replace(/-\d+/g, function (_match, offset) {
-                        var index = ts.length(id.slice(0, offset).match(/[-=]/g) || undefined);
-                        return "=" + index;
-                    }); }).join(",");
+                    // A key that starts with "*" is an indication that we have type references that reference constrained
+                    // type parameters. For such keys we also check against the key we would have gotten if all type parameters
+                    // were unconstrained.
+                    var broadestEquivalentId = id.startsWith("*") ? getRelationKey(source, target, keyIntersectionState, relation, /*ignoreConstraints*/ true) : undefined;
                     for (var i = 0; i < maybeCount; i++) {
                         // If source and target are already being compared, consider them related with assumptions
-                        if (id === maybeKeys[i] || broadestEquivalentId === maybeKeys[i]) {
+                        if (id === maybeKeys[i] || broadestEquivalentId && broadestEquivalentId === maybeKeys[i]) {
                             return 3 /* Maybe */;
                         }
                     }
@@ -65137,48 +65141,56 @@ var ts;
         function isTypeReferenceWithGenericArguments(type) {
             return isNonDeferredTypeReference(type) && ts.some(getTypeArguments(type), function (t) { return !!(t.flags & 262144 /* TypeParameter */) || isTypeReferenceWithGenericArguments(t); });
         }
-        /**
-         * getTypeReferenceId(A<T, number, U>) returns "111=0-12=1"
-         *   where A.id=111 and number.id=12
-         */
-        function getTypeReferenceId(type, typeParameters, depth) {
-            if (depth === void 0) { depth = 0; }
-            var result = "" + type.target.id;
-            for (var _i = 0, _a = getTypeArguments(type); _i < _a.length; _i++) {
-                var t = _a[_i];
-                if (isUnconstrainedTypeParameter(t)) {
-                    var index = typeParameters.indexOf(t);
-                    if (index < 0) {
-                        index = typeParameters.length;
-                        typeParameters.push(t);
+        function getGenericTypeReferenceRelationKey(source, target, postFix, ignoreConstraints) {
+            var typeParameters = [];
+            var constraintMarker = "";
+            var sourceId = getTypeReferenceId(source, 0);
+            var targetId = getTypeReferenceId(target, 0);
+            return "".concat(constraintMarker).concat(sourceId, ",").concat(targetId).concat(postFix);
+            // getTypeReferenceId(A<T, number, U>) returns "111=0-12=1"
+            // where A.id=111 and number.id=12
+            function getTypeReferenceId(type, depth) {
+                if (depth === void 0) { depth = 0; }
+                var result = "" + type.target.id;
+                for (var _i = 0, _a = getTypeArguments(type); _i < _a.length; _i++) {
+                    var t = _a[_i];
+                    if (t.flags & 262144 /* TypeParameter */) {
+                        if (ignoreConstraints || isUnconstrainedTypeParameter(t)) {
+                            var index = typeParameters.indexOf(t);
+                            if (index < 0) {
+                                index = typeParameters.length;
+                                typeParameters.push(t);
+                            }
+                            result += "=" + index;
+                            continue;
+                        }
+                        // We mark type references that reference constrained type parameters such that we know to obtain
+                        // and look for a "broadest equivalent key" in the cache.
+                        constraintMarker = "*";
+                    }
+                    else if (depth < 4 && isTypeReferenceWithGenericArguments(t)) {
+                        result += "<" + getTypeReferenceId(t, depth + 1) + ">";
+                        continue;
                     }
-                    result += "=" + index;
-                }
-                else if (depth < 4 && isTypeReferenceWithGenericArguments(t)) {
-                    result += "<" + getTypeReferenceId(t, typeParameters, depth + 1) + ">";
-                }
-                else {
                     result += "-" + t.id;
                 }
+                return result;
             }
-            return result;
         }
         /**
          * To improve caching, the relation key for two generic types uses the target's id plus ids of the type parameters.
          * For other cases, the types ids are used.
          */
-        function getRelationKey(source, target, intersectionState, relation) {
+        function getRelationKey(source, target, intersectionState, relation, ignoreConstraints) {
             if (relation === identityRelation && source.id > target.id) {
                 var temp = source;
                 source = target;
                 target = temp;
             }
             var postFix = intersectionState ? ":" + intersectionState : "";
-            if (isTypeReferenceWithGenericArguments(source) && isTypeReferenceWithGenericArguments(target)) {
-                var typeParameters = [];
-                return getTypeReferenceId(source, typeParameters) + "," + getTypeReferenceId(target, typeParameters) + postFix;
-            }
-            return source.id + "," + target.id + postFix;
+            return isTypeReferenceWithGenericArguments(source) && isTypeReferenceWithGenericArguments(target) ?
+                getGenericTypeReferenceRelationKey(source, target, postFix, ignoreConstraints) :
+                "".concat(source.id, ",").concat(target.id).concat(postFix);
         }
         // Invoke the callback for each underlying property symbol of the given symbol and return the first
         // value that isn't undefined.
@@ -65226,28 +65238,35 @@ var ts;
                 !hasBaseType(checkClass, getDeclaringClass(p)) : false; }) ? undefined : checkClass;
         }
         // Return true if the given type is deeply nested. We consider this to be the case when structural type comparisons
-        // for 5 or more occurrences or instantiations of the type have been recorded on the given stack. It is possible,
+        // for maxDepth or more occurrences or instantiations of the type have been recorded on the given stack. It is possible,
         // though highly unlikely, for this test to be true in a situation where a chain of instantiations is not infinitely
-        // expanding. Effectively, we will generate a false positive when two types are structurally equal to at least 5
+        // expanding. Effectively, we will generate a false positive when two types are structurally equal to at least maxDepth
         // levels, but unequal at some level beyond that.
-        // In addition, this will also detect when an indexed access has been chained off of 5 or more times (which is essentially
-        // the dual of the structural comparison), and likewise mark the type as deeply nested, potentially adding false positives
-        // for finite but deeply expanding indexed accesses (eg, for `Q[P1][P2][P3][P4][P5]`).
-        // It also detects when a recursive type reference has expanded 5 or more times, eg, if the true branch of
+        // In addition, this will also detect when an indexed access has been chained off of maxDepth more times (which is
+        // essentially the dual of the structural comparison), and likewise mark the type as deeply nested, potentially adding
+        // false positives for finite but deeply expanding indexed accesses (eg, for `Q[P1][P2][P3][P4][P5]`).
+        // It also detects when a recursive type reference has expanded maxDepth or more times, e.g. if the true branch of
         // `type A<T> = null extends T ? [A<NonNullable<T>>] : [T]`
-        // has expanded into `[A<NonNullable<NonNullable<NonNullable<NonNullable<NonNullable<T>>>>>>]`
-        // in such cases we need to terminate the expansion, and we do so here.
+        // has expanded into `[A<NonNullable<NonNullable<NonNullable<NonNullable<NonNullable<T>>>>>>]`. In such cases we need
+        // to terminate the expansion, and we do so here.
         function isDeeplyNestedType(type, stack, depth, maxDepth) {
-            if (maxDepth === void 0) { maxDepth = 5; }
+            if (maxDepth === void 0) { maxDepth = 3; }
             if (depth >= maxDepth) {
                 var identity_1 = getRecursionIdentity(type);
                 var count = 0;
+                var lastTypeId = 0;
                 for (var i = 0; i < depth; i++) {
-                    if (getRecursionIdentity(stack[i]) === identity_1) {
-                        count++;
-                        if (count >= maxDepth) {
-                            return true;
+                    var t = stack[i];
+                    if (getRecursionIdentity(t) === identity_1) {
+                        // We only count occurrences with a higher type id than the previous occurrence, since higher
+                        // type ids are an indicator of newer instantiations caused by recursion.
+                        if (t.id >= lastTypeId) {
+                            count++;
+                            if (count >= maxDepth) {
+                                return true;
+                            }
                         }
+                        lastTypeId = t.id;
                     }
                 }
             }
@@ -67290,11 +67309,11 @@ var ts;
                 case 79 /* Identifier */:
                     if (!ts.isThisInTypeQuery(node)) {
                         var symbol = getResolvedSymbol(node);
-                        return symbol !== unknownSymbol ? (flowContainer ? getNodeId(flowContainer) : "-1") + "|" + getTypeId(declaredType) + "|" + getTypeId(initialType) + "|" + getSymbolId(symbol) : undefined;
+                        return symbol !== unknownSymbol ? "".concat(flowContainer ? getNodeId(flowContainer) : "-1", "|").concat(getTypeId(declaredType), "|").concat(getTypeId(initialType), "|").concat(getSymbolId(symbol)) : undefined;
                     }
                 // falls through
                 case 108 /* ThisKeyword */:
-                    return "0|" + (flowContainer ? getNodeId(flowContainer) : "-1") + "|" + getTypeId(declaredType) + "|" + getTypeId(initialType);
+                    return "0|".concat(flowContainer ? getNodeId(flowContainer) : "-1", "|").concat(getTypeId(declaredType), "|").concat(getTypeId(initialType));
                 case 229 /* NonNullExpression */:
                 case 211 /* ParenthesizedExpression */:
                     return getFlowCacheKey(node.expression, declaredType, initialType, flowContainer);
@@ -71056,7 +71075,7 @@ var ts;
                     !leftName ? rightName :
                         !rightName ? leftName :
                             undefined;
-                var paramSymbol = createSymbol(1 /* FunctionScopedVariable */ | (isOptional && !isRestParam ? 16777216 /* Optional */ : 0), paramName || "arg" + i);
+                var paramSymbol = createSymbol(1 /* FunctionScopedVariable */ | (isOptional && !isRestParam ? 16777216 /* Optional */ : 0), paramName || "arg".concat(i));
                 paramSymbol.type = isRestParam ? createArrayType(unionParamType) : unionParamType;
                 params[i] = paramSymbol;
             }
@@ -72837,7 +72856,7 @@ var ts;
         }
         function getSuggestedSymbolForNonexistentSymbol(location, outerName, meaning) {
             ts.Debug.assert(outerName !== undefined, "outername should always be defined");
-            var result = resolveNameHelper(location, outerName, meaning, /*nameNotFoundMessage*/ undefined, outerName, /*isUse*/ false, /*excludeGlobals*/ false, function (symbols, name, meaning) {
+            var result = resolveNameHelper(location, outerName, meaning, /*nameNotFoundMessage*/ undefined, outerName, /*isUse*/ false, /*excludeGlobals*/ false, /*getSpellingSuggestions*/ true, function (symbols, name, meaning) {
                 ts.Debug.assertEqual(outerName, name, "name should equal outerName");
                 var symbol = getSymbol(symbols, name, meaning);
                 // Sometimes the symbol is found when location is a return type of a function: `typeof x` and `x` is declared in the body of the function
@@ -80969,7 +80988,7 @@ var ts;
         function getPropertyNameForKnownSymbolName(symbolName) {
             var ctorType = getGlobalESSymbolConstructorSymbol(/*reportErrors*/ false);
             var uniqueType = ctorType && getTypeOfPropertyOfType(getTypeOfSymbol(ctorType), ts.escapeLeadingUnderscores(symbolName));
-            return uniqueType && isTypeUsableAsPropertyName(uniqueType) ? getPropertyNameFromType(uniqueType) : "__@" + symbolName;
+            return uniqueType && isTypeUsableAsPropertyName(uniqueType) ? getPropertyNameFromType(uniqueType) : "__@".concat(symbolName);
         }
         /**
          * Gets the *yield*, *return*, and *next* types of an `Iterable`-like or `AsyncIterable`-like
@@ -87941,7 +87960,7 @@ var ts;
                 value >= 52 && value < 62 ? 48 /* _0 */ + value - 52 :
                     value === 62 ? 43 /* plus */ :
                         value === 63 ? 47 /* slash */ :
-                            ts.Debug.fail(value + ": not a base64 value");
+                            ts.Debug.fail("".concat(value, ": not a base64 value"));
     }
     function base64FormatDecode(ch) {
         return ch >= 65 /* A */ && ch <= 90 /* Z */ ? ch - 65 /* A */ :
@@ -88016,7 +88035,7 @@ var ts;
                 var mappings = ts.arrayFrom(decoder, processMapping);
                 if (decoder.error !== undefined) {
                     if (host.log) {
-                        host.log("Encountered error while decoding sourcemap: " + decoder.error);
+                        host.log("Encountered error while decoding sourcemap: ".concat(decoder.error));
                     }
                     decodedMappings = ts.emptyArray;
                 }
@@ -91682,7 +91701,7 @@ var ts;
                     var propertyName = ts.isPropertyAccessExpression(originalNode)
                         ? ts.declarationNameToString(originalNode.name)
                         : ts.getTextOfNode(originalNode.argumentExpression);
-                    ts.addSyntheticTrailingComment(substitute, 3 /* MultiLineCommentTrivia */, " " + propertyName + " ");
+                    ts.addSyntheticTrailingComment(substitute, 3 /* MultiLineCommentTrivia */, " ".concat(propertyName, " "));
                 }
                 return substitute;
             }
@@ -93074,8 +93093,8 @@ var ts;
         }
         function createHoistedVariableForClass(name, node) {
             var className = getPrivateIdentifierEnvironment().className;
-            var prefix = className ? "_" + className : "";
-            var identifier = factory.createUniqueName(prefix + "_" + name, 16 /* Optimistic */);
+            var prefix = className ? "_".concat(className) : "";
+            var identifier = factory.createUniqueName("".concat(prefix, "_").concat(name), 16 /* Optimistic */);
             if (resolver.getNodeCheckFlags(node) & 524288 /* BlockScopedBindingInLoop */) {
                 addBlockScopedVariable(identifier);
             }
@@ -94973,7 +94992,7 @@ var ts;
                 specifierSourceImports = ts.createMap();
                 currentFileState.utilizedImplicitRuntimeImports.set(importSource, specifierSourceImports);
             }
-            var generatedName = factory.createUniqueName("_" + name, 16 /* Optimistic */ | 32 /* FileLevel */ | 64 /* AllowNameSubstitution */);
+            var generatedName = factory.createUniqueName("_".concat(name), 16 /* Optimistic */ | 32 /* FileLevel */ | 64 /* AllowNameSubstitution */);
             var specifier = factory.createImportSpecifier(/*isTypeOnly*/ false, factory.createIdentifier(name), generatedName);
             generatedName.generatedImportReference = specifier;
             specifierSourceImports.set(name, specifier);
@@ -96112,11 +96131,11 @@ var ts;
                     }
                     else {
                         if (node.kind === 245 /* BreakStatement */) {
-                            labelMarker = "break-" + label.escapedText;
+                            labelMarker = "break-".concat(label.escapedText);
                             setLabeledJump(convertedLoopState, /*isBreak*/ true, ts.idText(label), labelMarker);
                         }
                         else {
-                            labelMarker = "continue-" + label.escapedText;
+                            labelMarker = "continue-".concat(label.escapedText);
                             setLabeledJump(convertedLoopState, /*isBreak*/ false, ts.idText(label), labelMarker);
                         }
                     }
@@ -104925,7 +104944,7 @@ var ts;
             return getTypeAliasDeclarationVisibilityError;
         }
         else {
-            return ts.Debug.assertNever(node, "Attempted to set a declaration diagnostic context for unhandled node kind: " + ts.SyntaxKind[node.kind]);
+            return ts.Debug.assertNever(node, "Attempted to set a declaration diagnostic context for unhandled node kind: ".concat(ts.SyntaxKind[node.kind]));
         }
         function getVariableDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult) {
             if (node.kind === 253 /* VariableDeclaration */ || node.kind === 202 /* BindingElement */) {
@@ -105136,7 +105155,7 @@ var ts;
                             ts.Diagnostics.Parameter_0_of_accessor_has_or_is_using_name_1_from_private_module_2 :
                         ts.Diagnostics.Parameter_0_of_accessor_has_or_is_using_private_name_1;
                 default:
-                    return ts.Debug.fail("Unknown parent for parameter: " + ts.SyntaxKind[node.parent.kind]);
+                    return ts.Debug.fail("Unknown parent for parameter: ".concat(ts.SyntaxKind[node.parent.kind]));
             }
         }
         function getTypeParameterConstraintVisibilityError() {
@@ -105894,7 +105913,7 @@ var ts;
             while (ts.length(lateMarkedStatements)) {
                 var i = lateMarkedStatements.shift();
                 if (!ts.isLateVisibilityPaintedStatement(i)) {
-                    return ts.Debug.fail("Late replaced statement was found which is not handled by the declaration transformer!: " + (ts.SyntaxKind ? ts.SyntaxKind[i.kind] : i.kind));
+                    return ts.Debug.fail("Late replaced statement was found which is not handled by the declaration transformer!: ".concat(ts.SyntaxKind ? ts.SyntaxKind[i.kind] : i.kind));
                 }
                 var priorNeedsDeclare = needsDeclare;
                 needsDeclare = i.parent && ts.isSourceFile(i.parent) && !(ts.isExternalModule(i.parent) && isBundledEmit);
@@ -106083,7 +106102,7 @@ var ts;
                             return cleanup(input);
                         return cleanup(factory.updateImportTypeNode(input, factory.updateLiteralTypeNode(input.argument, rewriteModuleSpecifier(input, input.argument.literal)), input.qualifier, ts.visitNodes(input.typeArguments, visitDeclarationSubtree, ts.isTypeNode), input.isTypeOf));
                     }
-                    default: ts.Debug.assertNever(input, "Attempted to process unhandled node kind: " + ts.SyntaxKind[input.kind]);
+                    default: ts.Debug.assertNever(input, "Attempted to process unhandled node kind: ".concat(ts.SyntaxKind[input.kind]));
                 }
             }
             if (ts.isTupleTypeNode(input) && (ts.getLineAndCharacterOfPosition(currentSourceFile, input.pos).line === ts.getLineAndCharacterOfPosition(currentSourceFile, input.end).line)) {
@@ -106374,7 +106393,7 @@ var ts;
                     if (extendsClause_1 && !ts.isEntityNameExpression(extendsClause_1.expression) && extendsClause_1.expression.kind !== 104 /* NullKeyword */) {
                         // We must add a temporary declaration for the extends clause expression
                         var oldId = input.name ? ts.unescapeLeadingUnderscores(input.name.escapedText) : "default";
-                        var newId_1 = factory.createUniqueName(oldId + "_base", 16 /* Optimistic */);
+                        var newId_1 = factory.createUniqueName("".concat(oldId, "_base"), 16 /* Optimistic */);
                         getSymbolAccessibilityDiagnostic = function () { return ({
                             diagnosticMessage: ts.Diagnostics.extends_clause_of_exported_class_0_has_or_is_using_private_name_1,
                             errorNode: extendsClause_1,
@@ -106415,7 +106434,7 @@ var ts;
                 }
             }
             // Anything left unhandled is an error, so this should be unreachable
-            return ts.Debug.assertNever(input, "Unhandled top-level node in declaration emit: " + ts.SyntaxKind[input.kind]);
+            return ts.Debug.assertNever(input, "Unhandled top-level node in declaration emit: ".concat(ts.SyntaxKind[input.kind]));
             function cleanup(node) {
                 if (isEnclosingDeclaration(input)) {
                     enclosingDeclaration = previousEnclosingDeclaration;
@@ -107307,13 +107326,13 @@ var ts;
         if (ts.fileExtensionIs(inputFileName, ".json" /* Json */))
             return;
         if (js && configFile.options.sourceMap) {
-            addOutput(js + ".map");
+            addOutput("".concat(js, ".map"));
         }
         if (ts.getEmitDeclarations(configFile.options)) {
             var dts = getOutputDeclarationFileName(inputFileName, configFile, ignoreCase, getCommonSourceDirectory);
             addOutput(dts);
             if (configFile.options.declarationMap) {
-                addOutput(dts + ".map");
+                addOutput("".concat(dts, ".map"));
             }
         }
     }
@@ -107382,7 +107401,7 @@ var ts;
     function getFirstProjectOutput(configFile, ignoreCase) {
         if (ts.outFile(configFile.options)) {
             var jsFilePath = getOutputPathsForBundle(configFile.options, /*forceDtsPaths*/ false).jsFilePath;
-            return ts.Debug.checkDefined(jsFilePath, "project " + configFile.options.configFilePath + " expected to have at least one output");
+            return ts.Debug.checkDefined(jsFilePath, "project ".concat(configFile.options.configFilePath, " expected to have at least one output"));
         }
         var getCommonSourceDirectory = ts.memoize(function () { return getCommonSourceDirectoryOfConfig(configFile, ignoreCase); });
         for (var _a = 0, _b = configFile.fileNames; _a < _b.length; _a++) {
@@ -107401,7 +107420,7 @@ var ts;
         var buildInfoPath = getTsBuildInfoEmitOutputFilePath(configFile.options);
         if (buildInfoPath)
             return buildInfoPath;
-        return ts.Debug.fail("project " + configFile.options.configFilePath + " expected to have at least one output");
+        return ts.Debug.fail("project ".concat(configFile.options.configFilePath, " expected to have at least one output"));
     }
     ts.getFirstProjectOutput = getFirstProjectOutput;
     /*@internal*/
@@ -107627,7 +107646,7 @@ var ts;
                 if (sourceMappingURL) {
                     if (!writer.isAtStartOfLine())
                         writer.rawWrite(newLine);
-                    writer.writeComment("//# " + "sourceMappingURL" + "=" + sourceMappingURL); // Tools can sometimes see this line as a source mapping url comment
+                    writer.writeComment("//# ".concat("sourceMappingURL", "=").concat(sourceMappingURL)); // Tools can sometimes see this line as a source mapping url comment
                 }
                 // Write the source map
                 if (sourceMapFilePath) {
@@ -107676,7 +107695,7 @@ var ts;
                 // Encode the sourceMap into the sourceMap url
                 var sourceMapText = sourceMapGenerator.toString();
                 var base64SourceMapText = ts.base64encode(ts.sys, sourceMapText);
-                return "data:application/json;base64," + base64SourceMapText;
+                return "data:application/json;base64,".concat(base64SourceMapText);
             }
             var sourceMapFile = ts.getBaseFileName(ts.normalizeSlashes(ts.Debug.checkDefined(sourceMapFilePath)));
             if (mapOptions.mapRoot) {
@@ -107856,7 +107875,7 @@ var ts;
                             return;
                         break;
                     default:
-                        ts.Debug.fail("Unexpected path: " + name);
+                        ts.Debug.fail("Unexpected path: ".concat(name));
                 }
                 outputFiles.push({ name: name, text: text, writeByteOrderMark: writeByteOrderMark });
             },
@@ -108716,7 +108735,7 @@ var ts;
                 return writeTokenNode(node, writeKeyword);
             if (ts.isTokenKind(node.kind))
                 return writeTokenNode(node, writePunctuation);
-            ts.Debug.fail("Unhandled SyntaxKind: " + ts.Debug.formatSyntaxKind(node.kind) + ".");
+            ts.Debug.fail("Unhandled SyntaxKind: ".concat(ts.Debug.formatSyntaxKind(node.kind), "."));
         }
         function emitMappedTypeParameter(node) {
             emit(node.name);
@@ -108886,13 +108905,13 @@ var ts;
             }
         }
         function emitPlaceholder(hint, node, snippet) {
-            nonEscapingWrite("${" + snippet.order + ":"); // `${2:`
+            nonEscapingWrite("${".concat(snippet.order, ":")); // `${2:`
             pipelineEmitWithHintWorker(hint, node, /*allowSnippets*/ false); // `...`
             nonEscapingWrite("}"); // `}`
             // `${2:...}`
         }
         function emitTabStop(snippet) {
-            nonEscapingWrite("$" + snippet.order);
+            nonEscapingWrite("$".concat(snippet.order));
         }
         //
         // Identifiers
@@ -110614,17 +110633,17 @@ var ts;
                 writeLine();
             }
             if (currentSourceFile && currentSourceFile.moduleName) {
-                writeComment("/// <amd-module name=\"" + currentSourceFile.moduleName + "\" />");
+                writeComment("/// <amd-module name=\"".concat(currentSourceFile.moduleName, "\" />"));
                 writeLine();
             }
             if (currentSourceFile && currentSourceFile.amdDependencies) {
                 for (var _a = 0, _b = currentSourceFile.amdDependencies; _a < _b.length; _a++) {
                     var dep = _b[_a];
                     if (dep.name) {
-                        writeComment("/// <amd-dependency name=\"" + dep.name + "\" path=\"" + dep.path + "\" />");
+                        writeComment("/// <amd-dependency name=\"".concat(dep.name, "\" path=\"").concat(dep.path, "\" />"));
                     }
                     else {
-                        writeComment("/// <amd-dependency path=\"" + dep.path + "\" />");
+                        writeComment("/// <amd-dependency path=\"".concat(dep.path, "\" />"));
                     }
                     writeLine();
                 }
@@ -110632,7 +110651,7 @@ var ts;
             for (var _c = 0, files_2 = files; _c < files_2.length; _c++) {
                 var directive = files_2[_c];
                 var pos = writer.getTextPos();
-                writeComment("/// <reference path=\"" + directive.fileName + "\" />");
+                writeComment("/// <reference path=\"".concat(directive.fileName, "\" />"));
                 if (bundleFileInfo)
                     bundleFileInfo.sections.push({ pos: pos, end: writer.getTextPos(), kind: "reference" /* Reference */, data: directive.fileName });
                 writeLine();
@@ -110640,7 +110659,7 @@ var ts;
             for (var _d = 0, types_24 = types; _d < types_24.length; _d++) {
                 var directive = types_24[_d];
                 var pos = writer.getTextPos();
-                writeComment("/// <reference types=\"" + directive.fileName + "\" />");
+                writeComment("/// <reference types=\"".concat(directive.fileName, "\" />"));
                 if (bundleFileInfo)
                     bundleFileInfo.sections.push({ pos: pos, end: writer.getTextPos(), kind: "type" /* Type */, data: directive.fileName });
                 writeLine();
@@ -110648,7 +110667,7 @@ var ts;
             for (var _e = 0, libs_1 = libs; _e < libs_1.length; _e++) {
                 var directive = libs_1[_e];
                 var pos = writer.getTextPos();
-                writeComment("/// <reference lib=\"" + directive.fileName + "\" />");
+                writeComment("/// <reference lib=\"".concat(directive.fileName, "\" />"));
                 if (bundleFileInfo)
                     bundleFileInfo.sections.push({ pos: pos, end: writer.getTextPos(), kind: "lib" /* Lib */, data: directive.fileName });
                 writeLine();
@@ -111423,9 +111442,9 @@ var ts;
                 var textSourceNode = node.textSourceNode;
                 if (ts.isIdentifier(textSourceNode) || ts.isNumericLiteral(textSourceNode)) {
                     var text = ts.isNumericLiteral(textSourceNode) ? textSourceNode.text : getTextOfNode(textSourceNode);
-                    return jsxAttributeEscape ? "\"" + ts.escapeJsxAttributeString(text) + "\"" :
-                        neverAsciiEscape || (ts.getEmitFlags(node) & 16777216 /* NoAsciiEscaping */) ? "\"" + ts.escapeString(text) + "\"" :
-                            "\"" + ts.escapeNonAsciiString(text) + "\"";
+                    return jsxAttributeEscape ? "\"".concat(ts.escapeJsxAttributeString(text), "\"") :
+                        neverAsciiEscape || (ts.getEmitFlags(node) & 16777216 /* NoAsciiEscaping */) ? "\"".concat(ts.escapeString(text), "\"") :
+                            "\"".concat(ts.escapeNonAsciiString(text), "\"");
                 }
                 else {
                     return getLiteralTextOfNode(textSourceNode, neverAsciiEscape, jsxAttributeEscape);
@@ -111902,8 +111921,8 @@ var ts;
         }
         function formatSynthesizedComment(comment) {
             return comment.kind === 3 /* MultiLineCommentTrivia */
-                ? "/*" + comment.text + "*/"
-                : "//" + comment.text;
+                ? "/*".concat(comment.text, "*/")
+                : "//".concat(comment.text);
         }
         function emitBodyWithDetachedComments(node, detachedRange, emitCallback) {
             enterComment();
@@ -112624,7 +112643,7 @@ var ts;
         var watchedDirPath = _a.watchedDirPath, fileOrDirectory = _a.fileOrDirectory, fileOrDirectoryPath = _a.fileOrDirectoryPath, configFileName = _a.configFileName, options = _a.options, program = _a.program, extraFileExtensions = _a.extraFileExtensions, currentDirectory = _a.currentDirectory, useCaseSensitiveFileNames = _a.useCaseSensitiveFileNames, writeLog = _a.writeLog, toPath = _a.toPath;
         var newPath = ts.removeIgnoredPath(fileOrDirectoryPath);
         if (!newPath) {
-            writeLog("Project: " + configFileName + " Detected ignored path: " + fileOrDirectory);
+            writeLog("Project: ".concat(configFileName, " Detected ignored path: ").concat(fileOrDirectory));
             return true;
         }
         fileOrDirectoryPath = newPath;
@@ -112633,11 +112652,11 @@ var ts;
         // If the the added or created file or directory is not supported file name, ignore the file
         // But when watched directory is added/removed, we need to reload the file list
         if (ts.hasExtension(fileOrDirectoryPath) && !ts.isSupportedSourceFileName(fileOrDirectory, options, extraFileExtensions)) {
-            writeLog("Project: " + configFileName + " Detected file add/remove of non supported extension: " + fileOrDirectory);
+            writeLog("Project: ".concat(configFileName, " Detected file add/remove of non supported extension: ").concat(fileOrDirectory));
             return true;
         }
         if (ts.isExcludedFile(fileOrDirectory, options.configFile.configFileSpecs, ts.getNormalizedAbsolutePath(ts.getDirectoryPath(configFileName), currentDirectory), useCaseSensitiveFileNames, currentDirectory)) {
-            writeLog("Project: " + configFileName + " Detected excluded file: " + fileOrDirectory);
+            writeLog("Project: ".concat(configFileName, " Detected excluded file: ").concat(fileOrDirectory));
             return true;
         }
         if (!program)
@@ -112661,7 +112680,7 @@ var ts;
         var builderProgram = !realProgram && !ts.isArray(program) ? program : undefined;
         if (hasSourceFile((filePathWithoutExtension + ".ts" /* Ts */)) ||
             hasSourceFile((filePathWithoutExtension + ".tsx" /* Tsx */))) {
-            writeLog("Project: " + configFileName + " Detected output file: " + fileOrDirectory);
+            writeLog("Project: ".concat(configFileName, " Detected output file: ").concat(fileOrDirectory));
             return true;
         }
         return false;
@@ -112729,36 +112748,36 @@ var ts;
                 host.useCaseSensitiveFileNames();
         }
         function createExcludeWatcherWithLogging(file, flags, options, detailInfo1, detailInfo2) {
-            log("ExcludeWatcher:: Added:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
+            log("ExcludeWatcher:: Added:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo)));
             return {
-                close: function () { return log("ExcludeWatcher:: Close:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo)); }
+                close: function () { return log("ExcludeWatcher:: Close:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo))); }
             };
         }
         function createFileWatcherWithLogging(file, cb, flags, options, detailInfo1, detailInfo2) {
-            log("FileWatcher:: Added:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
+            log("FileWatcher:: Added:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo)));
             var watcher = triggerInvokingFactory.watchFile(file, cb, flags, options, detailInfo1, detailInfo2);
             return {
                 close: function () {
-                    log("FileWatcher:: Close:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
+                    log("FileWatcher:: Close:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo)));
                     watcher.close();
                 }
             };
         }
         function createDirectoryWatcherWithLogging(file, cb, flags, options, detailInfo1, detailInfo2) {
-            var watchInfo = "DirectoryWatcher:: Added:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo);
+            var watchInfo = "DirectoryWatcher:: Added:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
             log(watchInfo);
             var start = ts.timestamp();
             var watcher = triggerInvokingFactory.watchDirectory(file, cb, flags, options, detailInfo1, detailInfo2);
             var elapsed = ts.timestamp() - start;
-            log("Elapsed:: " + elapsed + "ms " + watchInfo);
+            log("Elapsed:: ".concat(elapsed, "ms ").concat(watchInfo));
             return {
                 close: function () {
-                    var watchInfo = "DirectoryWatcher:: Close:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo);
+                    var watchInfo = "DirectoryWatcher:: Close:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
                     log(watchInfo);
                     var start = ts.timestamp();
                     watcher.close();
                     var elapsed = ts.timestamp() - start;
-                    log("Elapsed:: " + elapsed + "ms " + watchInfo);
+                    log("Elapsed:: ".concat(elapsed, "ms ").concat(watchInfo));
                 }
             };
         }
@@ -112768,16 +112787,16 @@ var ts;
                 for (var _i = 0; _i < arguments.length; _i++) {
                     args[_i] = arguments[_i];
                 }
-                var triggerredInfo = (key === "watchFile" ? "FileWatcher" : "DirectoryWatcher") + ":: Triggered with " + args[0] + " " + (args[1] !== undefined ? args[1] : "") + ":: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo);
+                var triggerredInfo = "".concat(key === "watchFile" ? "FileWatcher" : "DirectoryWatcher", ":: Triggered with ").concat(args[0], " ").concat(args[1] !== undefined ? args[1] : "", ":: ").concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
                 log(triggerredInfo);
                 var start = ts.timestamp();
                 cb.call.apply(cb, __spreadArray([/*thisArg*/ undefined], args, false));
                 var elapsed = ts.timestamp() - start;
-                log("Elapsed:: " + elapsed + "ms " + triggerredInfo);
+                log("Elapsed:: ".concat(elapsed, "ms ").concat(triggerredInfo));
             }, flags, options, detailInfo1, detailInfo2); };
         }
         function getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo) {
-            return "WatchInfo: " + file + " " + flags + " " + JSON.stringify(options) + " " + (getDetailWatchInfo ? getDetailWatchInfo(detailInfo1, detailInfo2) : detailInfo2 === undefined ? detailInfo1 : detailInfo1 + " " + detailInfo2);
+            return "WatchInfo: ".concat(file, " ").concat(flags, " ").concat(JSON.stringify(options), " ").concat(getDetailWatchInfo ? getDetailWatchInfo(detailInfo1, detailInfo2) : detailInfo2 === undefined ? detailInfo1 : "".concat(detailInfo1, " ").concat(detailInfo2));
         }
     }
     ts.getWatchFactory = getWatchFactory;
@@ -113084,12 +113103,12 @@ var ts;
     }
     ts.formatDiagnostics = formatDiagnostics;
     function formatDiagnostic(diagnostic, host) {
-        var errorMessage = ts.diagnosticCategoryName(diagnostic) + " TS" + diagnostic.code + ": " + flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine()) + host.getNewLine();
+        var errorMessage = "".concat(ts.diagnosticCategoryName(diagnostic), " TS").concat(diagnostic.code, ": ").concat(flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine())).concat(host.getNewLine());
         if (diagnostic.file) {
             var _a = ts.getLineAndCharacterOfPosition(diagnostic.file, diagnostic.start), line = _a.line, character = _a.character; // TODO: GH#18217
             var fileName = diagnostic.file.fileName;
             var relativeFileName = ts.convertToRelativePath(fileName, host.getCurrentDirectory(), function (fileName) { return host.getCanonicalFileName(fileName); });
-            return relativeFileName + "(" + (line + 1) + "," + (character + 1) + "): " + errorMessage;
+            return "".concat(relativeFileName, "(").concat(line + 1, ",").concat(character + 1, "): ") + errorMessage;
         }
         return errorMessage;
     }
@@ -113177,9 +113196,9 @@ var ts;
         var output = "";
         output += color(relativeFileName, ForegroundColorEscapeSequences.Cyan);
         output += ":";
-        output += color("" + (firstLine + 1), ForegroundColorEscapeSequences.Yellow);
+        output += color("".concat(firstLine + 1), ForegroundColorEscapeSequences.Yellow);
         output += ":";
-        output += color("" + (firstLineChar + 1), ForegroundColorEscapeSequences.Yellow);
+        output += color("".concat(firstLineChar + 1), ForegroundColorEscapeSequences.Yellow);
         return output;
     }
     ts.formatLocation = formatLocation;
@@ -113193,7 +113212,7 @@ var ts;
                 output += " - ";
             }
             output += formatColorAndReset(ts.diagnosticCategoryName(diagnostic), getCategoryFormat(diagnostic.category));
-            output += formatColorAndReset(" TS" + diagnostic.code + ": ", ForegroundColorEscapeSequences.Grey);
+            output += formatColorAndReset(" TS".concat(diagnostic.code, ": "), ForegroundColorEscapeSequences.Grey);
             output += flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine());
             if (diagnostic.file) {
                 output += host.getNewLine();
@@ -113302,7 +113321,7 @@ var ts;
             var result = void 0;
             var mode = getModeForResolutionAtIndex(containingFile, i);
             i++;
-            var cacheKey = mode !== undefined ? mode + "|" + name : name;
+            var cacheKey = mode !== undefined ? "".concat(mode, "|").concat(name) : name;
             if (cache.has(cacheKey)) {
                 result = cache.get(cacheKey);
             }
@@ -115386,7 +115405,7 @@ var ts;
                 path += (i === 2 ? "/" : "-") + components[i];
                 i++;
             }
-            var resolveFrom = ts.combinePaths(currentDirectory, "__lib_node_modules_lookup_" + libFileName + "__.ts");
+            var resolveFrom = ts.combinePaths(currentDirectory, "__lib_node_modules_lookup_".concat(libFileName, "__.ts"));
             var localOverrideModuleResult = ts.resolveModuleName("@typescript/lib-" + path, resolveFrom, { moduleResolution: ts.ModuleResolutionKind.NodeJs }, host, moduleResolutionCache);
             if (localOverrideModuleResult === null || localOverrideModuleResult === void 0 ? void 0 : localOverrideModuleResult.resolvedModule) {
                 return localOverrideModuleResult.resolvedModule.resolvedFileName;
@@ -116207,12 +116226,12 @@ var ts;
         }
         function directoryExistsIfProjectReferenceDeclDir(dir) {
             var dirPath = host.toPath(dir);
-            var dirPathWithTrailingDirectorySeparator = "" + dirPath + ts.directorySeparator;
+            var dirPathWithTrailingDirectorySeparator = "".concat(dirPath).concat(ts.directorySeparator);
             return ts.forEachKey(setOfDeclarationDirectories, function (declDirPath) { return dirPath === declDirPath ||
                 // Any parent directory of declaration dir
                 ts.startsWith(declDirPath, dirPathWithTrailingDirectorySeparator) ||
                 // Any directory inside declaration dir
-                ts.startsWith(dirPath, declDirPath + "/"); });
+                ts.startsWith(dirPath, "".concat(declDirPath, "/")); });
         }
         function handleDirectoryCouldBeSymlink(directory) {
             var _a;
@@ -116265,7 +116284,7 @@ var ts;
                 if (isFile && result) {
                     // Store the real path for the file'
                     var absolutePath = ts.getNormalizedAbsolutePath(fileOrDirectory, host.compilerHost.getCurrentDirectory());
-                    symlinkCache.setSymlinkedFile(fileOrDirectoryPath, "" + symlinkedDirectory.real + absolutePath.replace(new RegExp(directoryPath, "i"), ""));
+                    symlinkCache.setSymlinkedFile(fileOrDirectoryPath, "".concat(symlinkedDirectory.real).concat(absolutePath.replace(new RegExp(directoryPath, "i"), "")));
                 }
                 return result;
             }) || false;
@@ -116723,7 +116742,7 @@ var ts;
                 /*forceDtsEmit*/ true);
                 var firstDts_1 = ts.firstOrUndefined(emitOutput_1.outputFiles);
                 if (firstDts_1) {
-                    ts.Debug.assert(ts.fileExtensionIsOneOf(firstDts_1.name, [".d.ts" /* Dts */, ".d.mts" /* Dmts */, ".d.cts" /* Dcts */]), "File extension for signature expected to be dts", function () { return "Found: " + ts.getAnyExtensionFromPath(firstDts_1.name) + " for " + firstDts_1.name + ":: All output files: " + JSON.stringify(emitOutput_1.outputFiles.map(function (f) { return f.name; })); });
+                    ts.Debug.assert(ts.fileExtensionIsOneOf(firstDts_1.name, [".d.ts" /* Dts */, ".d.mts" /* Dmts */, ".d.cts" /* Dcts */]), "File extension for signature expected to be dts", function () { return "Found: ".concat(ts.getAnyExtensionFromPath(firstDts_1.name), " for ").concat(firstDts_1.name, ":: All output files: ").concat(JSON.stringify(emitOutput_1.outputFiles.map(function (f) { return f.name; }))); });
                     latestSignature = (computeHash || ts.generateDjb2Hash)(firstDts_1.text);
                     if (exportedModulesMapCache && latestSignature !== prevSignature) {
                         updateExportedModules(sourceFile, emitOutput_1.exportedModulesFromDeclarationEmit, exportedModulesMapCache);
@@ -117231,7 +117250,7 @@ var ts;
             return;
         }
         else {
-            ts.Debug.assert(state.hasCalledUpdateShapeSignature.has(affectedFile.resolvedPath) || ((_a = state.currentAffectedFilesSignatures) === null || _a === void 0 ? void 0 : _a.has(affectedFile.resolvedPath)), "Signature not updated for affected file: " + affectedFile.fileName);
+            ts.Debug.assert(state.hasCalledUpdateShapeSignature.has(affectedFile.resolvedPath) || ((_a = state.currentAffectedFilesSignatures) === null || _a === void 0 ? void 0 : _a.has(affectedFile.resolvedPath)), "Signature not updated for affected file: ".concat(affectedFile.fileName));
         }
         if (!state.compilerOptions.assumeChangesOnlyAffectDirectDependencies) {
             forEachReferencingModulesOfExportOfAffectedFile(state, affectedFile, function (state, path) { return handleDtsMayChangeOf(state, path, cancellationToken, computeHash); });
@@ -118376,7 +118395,7 @@ var ts;
                 failedLookupLocation = ts.isRootedDiskPath(failedLookupLocation) ? ts.normalizePath(failedLookupLocation) : ts.getNormalizedAbsolutePath(failedLookupLocation, getCurrentDirectory());
                 var failedLookupPathSplit = failedLookupLocationPath.split(ts.directorySeparator);
                 var failedLookupSplit = failedLookupLocation.split(ts.directorySeparator);
-                ts.Debug.assert(failedLookupSplit.length === failedLookupPathSplit.length, "FailedLookup: " + failedLookupLocation + " failedLookupLocationPath: " + failedLookupLocationPath);
+                ts.Debug.assert(failedLookupSplit.length === failedLookupPathSplit.length, "FailedLookup: ".concat(failedLookupLocation, " failedLookupLocationPath: ").concat(failedLookupLocationPath));
                 if (failedLookupPathSplit.length > rootSplitLength + 1) {
                     // Instead of watching root, watch directory in root to avoid watching excluded directories not needed for module resolution
                     return {
@@ -119490,7 +119509,7 @@ var ts;
         }
         function getJSExtensionForFile(fileName, options) {
             var _a;
-            return (_a = tryGetJSExtensionForFile(fileName, options)) !== null && _a !== void 0 ? _a : ts.Debug.fail("Extension " + ts.extensionFromPath(fileName) + " is unsupported:: FileName:: " + fileName);
+            return (_a = tryGetJSExtensionForFile(fileName, options)) !== null && _a !== void 0 ? _a : ts.Debug.fail("Extension ".concat(ts.extensionFromPath(fileName), " is unsupported:: FileName:: ").concat(fileName));
         }
         function tryGetJSExtensionForFile(fileName, options) {
             var ext = ts.tryGetExtensionFromPath(fileName);
@@ -119593,8 +119612,8 @@ var ts;
         return pretty ?
             function (diagnostic, newLine, options) {
                 clearScreenIfNotWatchingForFileChanges(system, diagnostic, options);
-                var output = "[" + ts.formatColorAndReset(getLocaleTimeString(system), ts.ForegroundColorEscapeSequences.Grey) + "] ";
-                output += "" + ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine) + (newLine + newLine);
+                var output = "[".concat(ts.formatColorAndReset(getLocaleTimeString(system), ts.ForegroundColorEscapeSequences.Grey), "] ");
+                output += "".concat(ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine)).concat(newLine + newLine);
                 system.write(output);
             } :
             function (diagnostic, newLine, options) {
@@ -119602,8 +119621,8 @@ var ts;
                 if (!clearScreenIfNotWatchingForFileChanges(system, diagnostic, options)) {
                     output += newLine;
                 }
-                output += getLocaleTimeString(system) + " - ";
-                output += "" + ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine) + getPlainDiagnosticFollowingNewLines(diagnostic, newLine);
+                output += "".concat(getLocaleTimeString(system), " - ");
+                output += "".concat(ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine)).concat(getPlainDiagnosticFollowingNewLines(diagnostic, newLine));
                 system.write(output);
             };
     }
@@ -119631,7 +119650,7 @@ var ts;
         if (errorCount === 0)
             return "";
         var d = ts.createCompilerDiagnostic(errorCount === 1 ? ts.Diagnostics.Found_1_error : ts.Diagnostics.Found_0_errors, errorCount);
-        return "" + newLine + ts.flattenDiagnosticMessageText(d.messageText, newLine) + newLine + newLine;
+        return "".concat(newLine).concat(ts.flattenDiagnosticMessageText(d.messageText, newLine)).concat(newLine).concat(newLine);
     }
     ts.getErrorSummaryText = getErrorSummaryText;
     function isBuilderProgram(program) {
@@ -119657,9 +119676,9 @@ var ts;
         var relativeFileName = function (fileName) { return ts.convertToRelativePath(fileName, program.getCurrentDirectory(), getCanonicalFileName); };
         for (var _i = 0, _c = program.getSourceFiles(); _i < _c.length; _i++) {
             var file = _c[_i];
-            write("" + toFileName(file, relativeFileName));
-            (_a = reasons.get(file.path)) === null || _a === void 0 ? void 0 : _a.forEach(function (reason) { return write("  " + fileIncludeReasonToDiagnostics(program, reason, relativeFileName).messageText); });
-            (_b = explainIfFileIsRedirect(file, relativeFileName)) === null || _b === void 0 ? void 0 : _b.forEach(function (d) { return write("  " + d.messageText); });
+            write("".concat(toFileName(file, relativeFileName)));
+            (_a = reasons.get(file.path)) === null || _a === void 0 ? void 0 : _a.forEach(function (reason) { return write("  ".concat(fileIncludeReasonToDiagnostics(program, reason, relativeFileName).messageText)); });
+            (_b = explainIfFileIsRedirect(file, relativeFileName)) === null || _b === void 0 ? void 0 : _b.forEach(function (d) { return write("  ".concat(d.messageText)); });
         }
     }
     ts.explainFiles = explainFiles;
@@ -119699,7 +119718,7 @@ var ts;
             if (isJsonFile && !ts.endsWith(includeSpec, ".json" /* Json */))
                 return false;
             var pattern = ts.getPatternFromSpec(includeSpec, basePath, "files");
-            return !!pattern && ts.getRegexFromPattern("(" + pattern + ")$", useCaseSensitiveFileNames).test(fileName);
+            return !!pattern && ts.getRegexFromPattern("(".concat(pattern, ")$"), useCaseSensitiveFileNames).test(fileName);
         });
     }
     ts.getMatchedIncludeSpec = getMatchedIncludeSpec;
@@ -119708,7 +119727,7 @@ var ts;
         var options = program.getCompilerOptions();
         if (ts.isReferencedFile(reason)) {
             var referenceLocation = ts.getReferencedFileLocation(function (path) { return program.getSourceFileByPath(path); }, reason);
-            var referenceText = ts.isReferenceFileLocation(referenceLocation) ? referenceLocation.file.text.substring(referenceLocation.pos, referenceLocation.end) : "\"" + referenceLocation.text + "\"";
+            var referenceText = ts.isReferenceFileLocation(referenceLocation) ? referenceLocation.file.text.substring(referenceLocation.pos, referenceLocation.end) : "\"".concat(referenceLocation.text, "\"");
             var message = void 0;
             ts.Debug.assert(ts.isReferenceFileLocation(referenceLocation) || reason.kind === ts.FileIncludeKind.Import, "Only synthetic references are imports");
             switch (reason.kind) {
@@ -119832,7 +119851,7 @@ var ts;
             var currentDir_1 = program.getCurrentDirectory();
             ts.forEach(emittedFiles, function (file) {
                 var filepath = ts.getNormalizedAbsolutePath(file, currentDir_1);
-                write("TSFILE: " + filepath);
+                write("TSFILE: ".concat(filepath));
             });
             listFiles(program, write);
         }
@@ -120160,7 +120179,7 @@ var ts;
         }
         var _b = ts.createWatchFactory(host, compilerOptions), watchFile = _b.watchFile, watchDirectory = _b.watchDirectory, writeLog = _b.writeLog;
         var getCanonicalFileName = ts.createGetCanonicalFileName(useCaseSensitiveFileNames);
-        writeLog("Current directory: " + currentDirectory + " CaseSensitiveFileNames: " + useCaseSensitiveFileNames);
+        writeLog("Current directory: ".concat(currentDirectory, " CaseSensitiveFileNames: ").concat(useCaseSensitiveFileNames));
         var configFileWatcher;
         if (configFileName) {
             configFileWatcher = watchFile(configFileName, scheduleProgramReload, ts.PollingInterval.High, watchOptions, ts.WatchType.ConfigFile);
@@ -120309,10 +120328,10 @@ var ts;
         function createNewProgram(hasInvalidatedResolution) {
             // Compile the program
             writeLog("CreatingProgramWith::");
-            writeLog("  roots: " + JSON.stringify(rootFileNames));
-            writeLog("  options: " + JSON.stringify(compilerOptions));
+            writeLog("  roots: ".concat(JSON.stringify(rootFileNames)));
+            writeLog("  options: ".concat(JSON.stringify(compilerOptions)));
             if (projectReferences)
-                writeLog("  projectReferences: " + JSON.stringify(projectReferences));
+                writeLog("  projectReferences: ".concat(JSON.stringify(projectReferences)));
             var needsUpdateInTypeRootWatch = hasChangedCompilerOptions || !getCurrentProgram();
             hasChangedCompilerOptions = false;
             hasChangedConfigFileParsingErrors = false;
@@ -120473,7 +120492,7 @@ var ts;
                 return resolutionCache.invalidateResolutionsOfFailedLookupLocations();
             }
             var pending = clearInvalidateResolutionsOfFailedLookupLocations();
-            writeLog("Scheduling invalidateFailedLookup" + (pending ? ", Cancelled earlier one" : ""));
+            writeLog("Scheduling invalidateFailedLookup".concat(pending ? ", Cancelled earlier one" : ""));
             timerToInvalidateFailedLookupResolutions = host.setTimeout(invalidateResolutionsOfFailedLookup, 250);
         }
         function invalidateResolutionsOfFailedLookup() {
@@ -120533,7 +120552,7 @@ var ts;
             synchronizeProgram();
         }
         function reloadConfigFile() {
-            writeLog("Reloading config file: " + configFileName);
+            writeLog("Reloading config file: ".concat(configFileName));
             reloadLevel = ts.ConfigFileProgramReloadLevel.None;
             if (cachedDirectoryStructureHost) {
                 cachedDirectoryStructureHost.clearCache();
@@ -120574,7 +120593,7 @@ var ts;
                     return config.parsedCommandLine;
                 }
             }
-            writeLog("Loading config file: " + configFileName);
+            writeLog("Loading config file: ".concat(configFileName));
             var parsedCommandLine = host.getParsedCommandLine ?
                 host.getParsedCommandLine(configFileName) :
                 getParsedCommandLineFromConfigFileHost(configFileName);
@@ -120878,8 +120897,8 @@ var ts;
      */
     function createBuilderStatusReporter(system, pretty) {
         return function (diagnostic) {
-            var output = pretty ? "[" + ts.formatColorAndReset(ts.getLocaleTimeString(system), ts.ForegroundColorEscapeSequences.Grey) + "] " : ts.getLocaleTimeString(system) + " - ";
-            output += "" + ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine) + (system.newLine + system.newLine);
+            var output = pretty ? "[".concat(ts.formatColorAndReset(ts.getLocaleTimeString(system), ts.ForegroundColorEscapeSequences.Grey), "] ") : "".concat(ts.getLocaleTimeString(system), " - ");
+            output += "".concat(ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine)).concat(system.newLine + system.newLine);
             system.write(output);
         };
     }
@@ -121654,7 +121673,7 @@ var ts;
     function listEmittedFile(_a, proj, file) {
         var write = _a.write;
         if (write && proj.options.listEmittedFiles) {
-            write("TSFILE: " + file);
+            write("TSFILE: ".concat(file));
         }
     }
     function getOldProgram(_a, proj, parsed) {
@@ -121683,7 +121702,7 @@ var ts;
     function buildErrors(state, resolvedPath, program, config, diagnostics, buildResult, errorType) {
         var canEmitBuildInfo = !(buildResult & BuildResultFlags.SyntaxErrors) && program && !ts.outFile(program.getCompilerOptions());
         reportAndStoreErrors(state, resolvedPath, diagnostics);
-        state.projectStatus.set(resolvedPath, { type: ts.UpToDateStatusType.Unbuildable, reason: errorType + " errors" });
+        state.projectStatus.set(resolvedPath, { type: ts.UpToDateStatusType.Unbuildable, reason: "".concat(errorType, " errors") });
         if (canEmitBuildInfo)
             return { buildResult: buildResult, step: BuildStep.EmitBuildInfo };
         afterProgramDone(state, program, config);
@@ -121711,7 +121730,7 @@ var ts;
             if (!host.fileExists(inputFile)) {
                 return {
                     type: ts.UpToDateStatusType.Unbuildable,
-                    reason: inputFile + " does not exist"
+                    reason: "".concat(inputFile, " does not exist")
                 };
             }
             if (!force) {
@@ -122070,7 +122089,7 @@ var ts;
             }
         }
         if (filesToDelete) {
-            reportStatus(state, ts.Diagnostics.A_non_dry_build_would_delete_the_following_files_Colon_0, filesToDelete.map(function (f) { return "\r\n * " + f; }).join(""));
+            reportStatus(state, ts.Diagnostics.A_non_dry_build_would_delete_the_following_files_Colon_0, filesToDelete.map(function (f) { return "\r\n * ".concat(f); }).join(""));
         }
         return ts.ExitStatus.Success;
     }
@@ -124898,7 +124917,7 @@ var ts;
         var prefix = ts.isJSDocLink(link) ? "link"
             : ts.isJSDocLinkCode(link) ? "linkcode"
                 : "linkplain";
-        var parts = [linkPart("{@" + prefix + " ")];
+        var parts = [linkPart("{@".concat(prefix, " "))];
         if (!link.name) {
             if (link.text)
                 parts.push(linkTextPart(link.text));
@@ -125146,7 +125165,7 @@ var ts;
     function getUniqueName(baseName, sourceFile) {
         var nameText = baseName;
         for (var i = 1; !ts.isFileLevelUniqueName(sourceFile, nameText); i++) {
-            nameText = baseName + "_" + i;
+            nameText = "".concat(baseName, "_").concat(i);
         }
         return nameText;
     }
@@ -125256,7 +125275,7 @@ var ts;
         // Editors can pass in undefined or empty string - we want to infer the preference in those cases.
         var quotePreference = getQuotePreference(sourceFile, preferences);
         var quoted = JSON.stringify(text);
-        return quotePreference === 0 /* Single */ ? "'" + ts.stripQuotes(quoted).replace(/'/g, "\\'").replace(/\\"/g, '"') + "'" : quoted;
+        return quotePreference === 0 /* Single */ ? "'".concat(ts.stripQuotes(quoted).replace(/'/g, "\\'").replace(/\\"/g, '"'), "'") : quoted;
     }
     ts.quote = quote;
     function isEqualityOperatorKind(kind) {
@@ -125628,7 +125647,7 @@ var ts;
             var components = ts.getPathComponents(ts.getPackageNameFromTypesPackageName(fullSpecifier)).slice(1);
             // Scoped packages
             if (ts.startsWith(components[0], "@")) {
-                return components[0] + "/" + components[1];
+                return "".concat(components[0], "/").concat(components[1]);
             }
             return components[0];
         }
@@ -125735,13 +125754,13 @@ var ts;
     ts.getNameForExportedSymbol = getNameForExportedSymbol;
     function getSymbolParentOrFail(symbol) {
         var _a;
-        return ts.Debug.checkDefined(symbol.parent, "Symbol parent was undefined. Flags: " + ts.Debug.formatSymbolFlags(symbol.flags) + ". " +
-            ("Declarations: " + ((_a = symbol.declarations) === null || _a === void 0 ? void 0 : _a.map(function (d) {
+        return ts.Debug.checkDefined(symbol.parent, "Symbol parent was undefined. Flags: ".concat(ts.Debug.formatSymbolFlags(symbol.flags), ". ") +
+            "Declarations: ".concat((_a = symbol.declarations) === null || _a === void 0 ? void 0 : _a.map(function (d) {
                 var kind = ts.Debug.formatSyntaxKind(d.kind);
                 var inJS = ts.isInJSFile(d);
                 var expression = d.expression;
-                return (inJS ? "[JS]" : "") + kind + (expression ? " (expression: " + ts.Debug.formatSyntaxKind(expression.kind) + ")" : "");
-            }).join(", ")) + "."));
+                return (inJS ? "[JS]" : "") + kind + (expression ? " (expression: ".concat(ts.Debug.formatSyntaxKind(expression.kind), ")") : "");
+            }).join(", "), "."));
     }
     /**
      * Useful to check whether a string contains another string at a specific index
@@ -125949,7 +125968,7 @@ var ts;
                 : checker.tryFindAmbientModule(info.moduleName));
             var symbol = info.symbol || cachedSymbol || ts.Debug.checkDefined(exportKind === 2 /* ExportEquals */
                 ? checker.resolveExternalModuleSymbol(moduleSymbol)
-                : checker.tryGetMemberInModuleExportsAndProperties(ts.unescapeLeadingUnderscores(info.symbolTableKey), moduleSymbol), "Could not find symbol '" + info.symbolName + "' by key '" + info.symbolTableKey + "' in module " + moduleSymbol.name);
+                : checker.tryGetMemberInModuleExportsAndProperties(ts.unescapeLeadingUnderscores(info.symbolTableKey), moduleSymbol), "Could not find symbol '".concat(info.symbolName, "' by key '").concat(info.symbolTableKey, "' in module ").concat(moduleSymbol.name));
             symbols.set(id, [symbol, moduleSymbol]);
             return {
                 symbol: symbol,
@@ -125962,7 +125981,7 @@ var ts;
         }
         function key(importedName, symbol, ambientModuleName, checker) {
             var moduleKey = ambientModuleName || "";
-            return importedName + "|" + ts.getSymbolId(ts.skipAlias(symbol, checker)) + "|" + moduleKey;
+            return "".concat(importedName, "|").concat(ts.getSymbolId(ts.skipAlias(symbol, checker)), "|").concat(moduleKey);
         }
         function parseKey(key) {
             var symbolName = key.substring(0, key.indexOf("|"));
@@ -126042,7 +126061,7 @@ var ts;
         if (autoImportProvider) {
             var start = ts.timestamp();
             forEachExternalModule(autoImportProvider.getTypeChecker(), autoImportProvider.getSourceFiles(), function (module, file) { return cb(module, file, autoImportProvider, /*isFromPackageJson*/ true); });
-            (_b = host.log) === null || _b === void 0 ? void 0 : _b.call(host, "forEachExternalModuleToImportFrom autoImportProvider: " + (ts.timestamp() - start));
+            (_b = host.log) === null || _b === void 0 ? void 0 : _b.call(host, "forEachExternalModuleToImportFrom autoImportProvider: ".concat(ts.timestamp() - start));
         }
     }
     ts.forEachExternalModuleToImportFrom = forEachExternalModuleToImportFrom;
@@ -126096,7 +126115,7 @@ var ts;
                 }
             });
         });
-        (_e = host.log) === null || _e === void 0 ? void 0 : _e.call(host, "getExportInfoMap: done in " + (ts.timestamp() - start) + " ms");
+        (_e = host.log) === null || _e === void 0 ? void 0 : _e.call(host, "getExportInfoMap: done in ".concat(ts.timestamp() - start, " ms"));
         return cache;
     }
     ts.getExportInfoMap = getExportInfoMap;
@@ -126629,7 +126648,7 @@ var ts;
         return { spans: spans, endOfLineState: 0 /* None */ };
         function pushClassification(start, end, type) {
             var length = end - start;
-            ts.Debug.assert(length > 0, "Classification had non-positive length of " + length);
+            ts.Debug.assert(length > 0, "Classification had non-positive length of ".concat(length));
             spans.push(start);
             spans.push(length);
             spans.push(type);
@@ -127497,7 +127516,7 @@ var ts;
                     case ".d.cts" /* Dcts */: return ".d.cts" /* dctsModifier */;
                     case ".cjs" /* Cjs */: return ".cjs" /* cjsModifier */;
                     case ".cts" /* Cts */: return ".cts" /* ctsModifier */;
-                    case ".tsbuildinfo" /* TsBuildInfo */: return ts.Debug.fail("Extension " + ".tsbuildinfo" /* TsBuildInfo */ + " is unsupported.");
+                    case ".tsbuildinfo" /* TsBuildInfo */: return ts.Debug.fail("Extension ".concat(".tsbuildinfo" /* TsBuildInfo */, " is unsupported."));
                     case undefined: return "" /* none */;
                     default:
                         return ts.Debug.assertNever(extension);
@@ -128226,10 +128245,10 @@ var ts;
             var resolvedFromCacheCount = 0;
             var cacheAttemptCount = 0;
             var result = cb({ tryResolve: tryResolve, resolutionLimitExceeded: function () { return resolutionLimitExceeded; } });
-            var hitRateMessage = cacheAttemptCount ? " (" + (resolvedFromCacheCount / cacheAttemptCount * 100).toFixed(1) + "% hit rate)" : "";
-            (_a = host.log) === null || _a === void 0 ? void 0 : _a.call(host, logPrefix + ": resolved " + resolvedCount + " module specifiers, plus " + ambientCount + " ambient and " + resolvedFromCacheCount + " from cache" + hitRateMessage);
-            (_b = host.log) === null || _b === void 0 ? void 0 : _b.call(host, logPrefix + ": response is " + (resolutionLimitExceeded ? "incomplete" : "complete"));
-            (_c = host.log) === null || _c === void 0 ? void 0 : _c.call(host, logPrefix + ": " + (ts.timestamp() - start));
+            var hitRateMessage = cacheAttemptCount ? " (".concat((resolvedFromCacheCount / cacheAttemptCount * 100).toFixed(1), "% hit rate)") : "";
+            (_a = host.log) === null || _a === void 0 ? void 0 : _a.call(host, "".concat(logPrefix, ": resolved ").concat(resolvedCount, " module specifiers, plus ").concat(ambientCount, " ambient and ").concat(resolvedFromCacheCount, " from cache").concat(hitRateMessage));
+            (_b = host.log) === null || _b === void 0 ? void 0 : _b.call(host, "".concat(logPrefix, ": response is ").concat(resolutionLimitExceeded ? "incomplete" : "complete"));
+            (_c = host.log) === null || _c === void 0 ? void 0 : _c.call(host, "".concat(logPrefix, ": ").concat(ts.timestamp() - start));
             return result;
             function tryResolve(exportInfo, isFromAmbientModule) {
                 if (isFromAmbientModule) {
@@ -128532,15 +128551,15 @@ var ts;
             var useBraces = origin && originIsSymbolMember(origin) || needsConvertPropertyAccess;
             if (origin && originIsThisType(origin)) {
                 insertText = needsConvertPropertyAccess
-                    ? "this" + (insertQuestionDot ? "?." : "") + "[" + quotePropertyName(sourceFile, preferences, name) + "]"
-                    : "this" + (insertQuestionDot ? "?." : ".") + name;
+                    ? "this".concat(insertQuestionDot ? "?." : "", "[").concat(quotePropertyName(sourceFile, preferences, name), "]")
+                    : "this".concat(insertQuestionDot ? "?." : ".").concat(name);
             }
             // We should only have needsConvertPropertyAccess if there's a property access to convert. But see #21790.
             // Somehow there was a global with a non-identifier name. Hopefully someone will complain about getting a "foo bar" global completion and provide a repro.
             else if ((useBraces || insertQuestionDot) && propertyAccessToConvert) {
-                insertText = useBraces ? needsConvertPropertyAccess ? "[" + quotePropertyName(sourceFile, preferences, name) + "]" : "[" + name + "]" : name;
+                insertText = useBraces ? needsConvertPropertyAccess ? "[".concat(quotePropertyName(sourceFile, preferences, name), "]") : "[".concat(name, "]") : name;
                 if (insertQuestionDot || propertyAccessToConvert.questionDotToken) {
-                    insertText = "?." + insertText;
+                    insertText = "?.".concat(insertText);
                 }
                 var dot = ts.findChildOfKind(propertyAccessToConvert, 24 /* DotToken */, sourceFile) ||
                     ts.findChildOfKind(propertyAccessToConvert, 28 /* QuestionDotToken */, sourceFile);
@@ -128554,7 +128573,7 @@ var ts;
             if (isJsxInitializer) {
                 if (insertText === undefined)
                     insertText = name;
-                insertText = "{" + insertText + "}";
+                insertText = "{".concat(insertText, "}");
                 if (typeof isJsxInitializer !== "boolean") {
                     replacementSpan = ts.createTextSpanFromNode(isJsxInitializer, sourceFile);
                 }
@@ -128567,8 +128586,8 @@ var ts;
                 if (precedingToken && ts.positionIsASICandidate(precedingToken.end, precedingToken.parent, sourceFile)) {
                     awaitText = ";";
                 }
-                awaitText += "(await " + propertyAccessToConvert.expression.getText() + ")";
-                insertText = needsConvertPropertyAccess ? "" + awaitText + insertText : "" + awaitText + (insertQuestionDot ? "?." : ".") + insertText;
+                awaitText += "(await ".concat(propertyAccessToConvert.expression.getText(), ")");
+                insertText = needsConvertPropertyAccess ? "".concat(awaitText).concat(insertText) : "".concat(awaitText).concat(insertQuestionDot ? "?." : ".").concat(insertText);
                 replacementSpan = ts.createTextSpanFromBounds(propertyAccessToConvert.getStart(sourceFile), propertyAccessToConvert.end);
             }
             if (originIsResolvedExport(origin)) {
@@ -128599,7 +128618,7 @@ var ts;
                     && !(type.flags & 1048576 /* Union */ && ts.find(type.types, function (type) { return !!(type.flags & 528 /* BooleanLike */); }))) {
                     if (type.flags & 402653316 /* StringLike */ || (type.flags & 1048576 /* Union */ && ts.every(type.types, function (type) { return !!(type.flags & (402653316 /* StringLike */ | 32768 /* Undefined */)); }))) {
                         // If is string like or undefined use quotes
-                        insertText = ts.escapeSnippetText(name) + "=" + ts.quote(sourceFile, preferences, "$1");
+                        insertText = "".concat(ts.escapeSnippetText(name), "=").concat(ts.quote(sourceFile, preferences, "$1"));
                         isSnippet = true;
                     }
                     else {
@@ -128608,7 +128627,7 @@ var ts;
                     }
                 }
                 if (useBraces_1) {
-                    insertText = ts.escapeSnippetText(name) + "={$1}";
+                    insertText = "".concat(ts.escapeSnippetText(name), "={$1}");
                     isSnippet = true;
                 }
             }
@@ -128872,14 +128891,14 @@ var ts;
             var importKind = ts.codefix.getImportKind(sourceFile, exportKind, options, /*forceImportKeyword*/ true);
             var isTopLevelTypeOnly = ((_b = (_a = ts.tryCast(importCompletionNode, ts.isImportDeclaration)) === null || _a === void 0 ? void 0 : _a.importClause) === null || _b === void 0 ? void 0 : _b.isTypeOnly) || ((_c = ts.tryCast(importCompletionNode, ts.isImportEqualsDeclaration)) === null || _c === void 0 ? void 0 : _c.isTypeOnly);
             var isImportSpecifierTypeOnly = couldBeTypeOnlyImportSpecifier(importCompletionNode, contextToken);
-            var topLevelTypeOnlyText = isTopLevelTypeOnly ? " " + ts.tokenToString(151 /* TypeKeyword */) + " " : " ";
-            var importSpecifierTypeOnlyText = isImportSpecifierTypeOnly ? ts.tokenToString(151 /* TypeKeyword */) + " " : "";
+            var topLevelTypeOnlyText = isTopLevelTypeOnly ? " ".concat(ts.tokenToString(151 /* TypeKeyword */), " ") : " ";
+            var importSpecifierTypeOnlyText = isImportSpecifierTypeOnly ? "".concat(ts.tokenToString(151 /* TypeKeyword */), " ") : "";
             var suffix = useSemicolons ? ";" : "";
             switch (importKind) {
-                case 3 /* CommonJS */: return { replacementSpan: replacementSpan, insertText: "import" + topLevelTypeOnlyText + ts.escapeSnippetText(name) + tabStop + " = require(" + quotedModuleSpecifier + ")" + suffix };
-                case 1 /* Default */: return { replacementSpan: replacementSpan, insertText: "import" + topLevelTypeOnlyText + ts.escapeSnippetText(name) + tabStop + " from " + quotedModuleSpecifier + suffix };
-                case 2 /* Namespace */: return { replacementSpan: replacementSpan, insertText: "import" + topLevelTypeOnlyText + "* as " + ts.escapeSnippetText(name) + " from " + quotedModuleSpecifier + suffix };
-                case 0 /* Named */: return { replacementSpan: replacementSpan, insertText: "import" + topLevelTypeOnlyText + "{ " + importSpecifierTypeOnlyText + ts.escapeSnippetText(name) + tabStop + " } from " + quotedModuleSpecifier + suffix };
+                case 3 /* CommonJS */: return { replacementSpan: replacementSpan, insertText: "import".concat(topLevelTypeOnlyText).concat(ts.escapeSnippetText(name)).concat(tabStop, " = require(").concat(quotedModuleSpecifier, ")").concat(suffix) };
+                case 1 /* Default */: return { replacementSpan: replacementSpan, insertText: "import".concat(topLevelTypeOnlyText).concat(ts.escapeSnippetText(name)).concat(tabStop, " from ").concat(quotedModuleSpecifier).concat(suffix) };
+                case 2 /* Namespace */: return { replacementSpan: replacementSpan, insertText: "import".concat(topLevelTypeOnlyText, "* as ").concat(ts.escapeSnippetText(name), " from ").concat(quotedModuleSpecifier).concat(suffix) };
+                case 0 /* Named */: return { replacementSpan: replacementSpan, insertText: "import".concat(topLevelTypeOnlyText, "{ ").concat(importSpecifierTypeOnlyText).concat(ts.escapeSnippetText(name)).concat(tabStop, " } from ").concat(quotedModuleSpecifier).concat(suffix) };
             }
         }
         function quotePropertyName(sourceFile, preferences, name) {
@@ -131778,7 +131797,7 @@ var ts;
         }
         function getDocumentRegistryEntry(bucketEntry, scriptKind) {
             var entry = isDocumentRegistryEntry(bucketEntry) ? bucketEntry : bucketEntry.get(ts.Debug.checkDefined(scriptKind, "If there are more than one scriptKind's for same document the scriptKind should be provided"));
-            ts.Debug.assert(scriptKind === undefined || !entry || entry.sourceFile.scriptKind === scriptKind, "Script kind should match provided ScriptKind:" + scriptKind + " and sourceFile.scriptKind: " + (entry === null || entry === void 0 ? void 0 : entry.sourceFile.scriptKind) + ", !entry: " + !entry);
+            ts.Debug.assert(scriptKind === undefined || !entry || entry.sourceFile.scriptKind === scriptKind, "Script kind should match provided ScriptKind:".concat(scriptKind, " and sourceFile.scriptKind: ").concat(entry === null || entry === void 0 ? void 0 : entry.sourceFile.scriptKind, ", !entry: ").concat(!entry));
             return entry;
         }
         function acquireOrUpdateDocument(fileName, path, compilationSettings, key, scriptSnapshot, version, acquiring, scriptKind) {
@@ -132790,7 +132809,7 @@ var ts;
                             sourceFile: def.file,
                             name: def.reference.fileName,
                             kind: "string" /* string */,
-                            displayParts: [ts.displayPart("\"" + def.reference.fileName + "\"", ts.SymbolDisplayPartKind.stringLiteral)]
+                            displayParts: [ts.displayPart("\"".concat(def.reference.fileName, "\""), ts.SymbolDisplayPartKind.stringLiteral)]
                         };
                     }
                     default:
@@ -133370,7 +133389,7 @@ var ts;
                         if (symbol.flags & 33554432 /* Transient */)
                             return undefined;
                         // Assertions for GH#21814. We should be handling SourceFile symbols in `getReferencedSymbolsForModule` instead of getting here.
-                        ts.Debug.fail("Unexpected symbol at " + ts.Debug.formatSyntaxKind(node.kind) + ": " + ts.Debug.formatSymbol(symbol));
+                        ts.Debug.fail("Unexpected symbol at ".concat(ts.Debug.formatSyntaxKind(node.kind), ": ").concat(ts.Debug.formatSymbol(symbol)));
                     }
                     return ts.isTypeLiteralNode(decl.parent) && ts.isUnionTypeNode(decl.parent.parent)
                         ? checker.getPropertyOfType(checker.getTypeFromTypeNode(decl.parent.parent), symbol.name)
@@ -134654,8 +134673,8 @@ var ts;
                 var end = pos + 6; /* "static".length */
                 var typeChecker = program.getTypeChecker();
                 var symbol = typeChecker.getSymbolAtLocation(node.parent);
-                var prefix = symbol ? typeChecker.symbolToString(symbol, node.parent) + " " : "";
-                return { text: prefix + "static {}", pos: pos, end: end };
+                var prefix = symbol ? "".concat(typeChecker.symbolToString(symbol, node.parent), " ") : "";
+                return { text: "".concat(prefix, "static {}"), pos: pos, end: end };
             }
             var declName = isConstNamedExpression(node) ? node.parent.name :
                 ts.Debug.checkDefined(ts.getNameOfDeclaration(node), "Expected call hierarchy item to have a name");
@@ -135916,7 +135935,7 @@ var ts;
         function getJSDocTagCompletions() {
             return jsDocTagCompletionEntries || (jsDocTagCompletionEntries = ts.map(jsDocTagNames, function (tagName) {
                 return {
-                    name: "@" + tagName,
+                    name: "@".concat(tagName),
                     kind: "keyword" /* keyword */,
                     kindModifiers: "",
                     sortText: ts.Completions.SortText.LocationPriority
@@ -136048,11 +136067,11 @@ var ts;
                 var name = _a.name, dotDotDotToken = _a.dotDotDotToken;
                 var paramName = name.kind === 79 /* Identifier */ ? name.text : "param" + i;
                 var type = isJavaScriptFile ? (dotDotDotToken ? "{...any} " : "{any} ") : "";
-                return indentationStr + " * @param " + type + paramName + newLine;
+                return "".concat(indentationStr, " * @param ").concat(type).concat(paramName).concat(newLine);
             }).join("");
         }
         function returnsDocComment(indentationStr, newLine) {
-            return indentationStr + " * @returns" + newLine;
+            return "".concat(indentationStr, " * @returns").concat(newLine);
         }
         function getCommentOwnerInfo(tokenAtPos, options) {
             return ts.forEachAncestor(tokenAtPos, function (n) { return getCommentOwnerInfoWorker(n, options); });
@@ -136892,7 +136911,7 @@ var ts;
             }
             if (name) {
                 var text = ts.isIdentifier(name) ? name.text
-                    : ts.isElementAccessExpression(name) ? "[" + nodeText(name.argumentExpression) + "]"
+                    : ts.isElementAccessExpression(name) ? "[".concat(nodeText(name.argumentExpression), "]")
                         : nodeText(name);
                 if (text.length > 0) {
                     return cleanText(text);
@@ -136902,7 +136921,7 @@ var ts;
                 case 303 /* SourceFile */:
                     var sourceFile = node;
                     return ts.isExternalModule(sourceFile)
-                        ? "\"" + ts.escapeString(ts.getBaseFileName(ts.removeFileExtension(ts.normalizePath(sourceFile.fileName)))) + "\""
+                        ? "\"".concat(ts.escapeString(ts.getBaseFileName(ts.removeFileExtension(ts.normalizePath(sourceFile.fileName)))), "\"")
                         : "<global>";
                 case 270 /* ExportAssignment */:
                     return ts.isExportAssignment(node) && node.isExportEquals ? "export=" /* ExportEquals */ : "default" /* Default */;
@@ -137098,10 +137117,10 @@ var ts;
                 if (name !== undefined) {
                     name = cleanText(name);
                     if (name.length > maxLength) {
-                        return name + " callback";
+                        return "".concat(name, " callback");
                     }
                     var args = cleanText(ts.mapDefined(parent.arguments, function (a) { return ts.isStringLiteralLike(a) ? a.getText(curSourceFile) : undefined; }).join(", "));
-                    return name + "(" + args + ") callback";
+                    return "".concat(name, "(").concat(args, ") callback");
                 }
             }
             return "<function>";
@@ -137114,7 +137133,7 @@ var ts;
             else if (ts.isPropertyAccessExpression(expr)) {
                 var left = getCalledExpressionName(expr.expression);
                 var right = expr.name.text;
-                return left === undefined ? right : left + "." + right;
+                return left === undefined ? right : "".concat(left, ".").concat(right);
             }
             else {
                 return undefined;
@@ -139546,7 +139565,7 @@ var ts;
             var _loop_9 = function (n) {
                 // If the node is not a subspan of its parent, this is a big problem.
                 // There have been crashes that might be caused by this violation.
-                ts.Debug.assert(ts.rangeContainsRange(n.parent, n), "Not a subspan", function () { return "Child: " + ts.Debug.formatSyntaxKind(n.kind) + ", parent: " + ts.Debug.formatSyntaxKind(n.parent.kind); });
+                ts.Debug.assert(ts.rangeContainsRange(n.parent, n), "Not a subspan", function () { return "Child: ".concat(ts.Debug.formatSyntaxKind(n.kind), ", parent: ").concat(ts.Debug.formatSyntaxKind(n.parent.kind)); });
                 var argumentInfo = getImmediatelyContainingArgumentOrContextualParameterInfo(n, position, sourceFile, checker);
                 if (argumentInfo) {
                     return { value: argumentInfo };
@@ -139718,7 +139737,7 @@ var ts;
     (function (InlayHints) {
         var maxHintsLength = 30;
         var leadingParameterNameCommentRegexFactory = function (name) {
-            return new RegExp("^\\s?/\\*\\*?\\s?" + name + "\\s?\\*\\/\\s?$");
+            return new RegExp("^\\s?/\\*\\*?\\s?".concat(name, "\\s?\\*\\/\\s?$"));
         };
         function shouldShowParameterNameHints(preferences) {
             return preferences.includeInlayParameterNameHints === "literals" || preferences.includeInlayParameterNameHints === "all";
@@ -139782,7 +139801,7 @@ var ts;
             }
             function addParameterHints(text, position, isFirstVariadicArgument) {
                 result.push({
-                    text: "" + (isFirstVariadicArgument ? "..." : "") + truncation(text, maxHintsLength) + ":",
+                    text: "".concat(isFirstVariadicArgument ? "..." : "").concat(truncation(text, maxHintsLength), ":"),
                     position: position,
                     kind: "Parameter" /* Parameter */,
                     whitespaceAfter: true,
@@ -139790,7 +139809,7 @@ var ts;
             }
             function addTypeHints(text, position) {
                 result.push({
-                    text: ": " + truncation(text, maxHintsLength),
+                    text: ": ".concat(truncation(text, maxHintsLength)),
                     position: position,
                     kind: "Type" /* Type */,
                     whitespaceBefore: true,
@@ -139798,7 +139817,7 @@ var ts;
             }
             function addEnumMemberValueHints(text, position) {
                 result.push({
-                    text: "= " + truncation(text, maxHintsLength),
+                    text: "= ".concat(truncation(text, maxHintsLength)),
                     position: position,
                     kind: "Enum" /* Enum */,
                     whitespaceBefore: true,
@@ -140333,7 +140352,7 @@ var ts;
         }
     }
     function getKeyFromNode(exp) {
-        return exp.pos.toString() + ":" + exp.end.toString();
+        return "".concat(exp.pos.toString(), ":").concat(exp.end.toString());
     }
     function canBeConvertedToClass(node, checker) {
         var _a, _b, _c, _d;
@@ -144451,7 +144470,7 @@ var ts;
                 var insertAtLineStart = isValidLocationToAddComment(sourceFile, startPosition);
                 var token = ts.getTouchingToken(sourceFile, insertAtLineStart ? startPosition : position);
                 var indent = sourceFile.text.slice(lineStartPosition, startPosition);
-                var text = (insertAtLineStart ? "" : this.newLineCharacter) + "//" + commentText + this.newLineCharacter + indent;
+                var text = "".concat(insertAtLineStart ? "" : this.newLineCharacter, "//").concat(commentText).concat(this.newLineCharacter).concat(indent);
                 this.insertText(sourceFile, token.getStart(sourceFile), text);
             };
             ChangeTracker.prototype.insertJsdocCommentBefore = function (sourceFile, node, tag) {
@@ -144651,7 +144670,7 @@ var ts;
             };
             ChangeTracker.prototype.getInsertNodeAfterOptions = function (sourceFile, after) {
                 var options = this.getInsertNodeAfterOptionsWorker(after);
-                return __assign(__assign({}, options), { prefix: after.end === sourceFile.end && ts.isStatement(after) ? (options.prefix ? "\n" + options.prefix : "\n") : options.prefix });
+                return __assign(__assign({}, options), { prefix: after.end === sourceFile.end && ts.isStatement(after) ? (options.prefix ? "\n".concat(options.prefix) : "\n") : options.prefix });
             };
             ChangeTracker.prototype.getInsertNodeAfterOptionsWorker = function (node) {
                 switch (node.kind) {
@@ -144685,7 +144704,7 @@ var ts;
                     }
                     else {
                         // `x => {}` -> `function f(x) {}`
-                        this.insertText(sourceFile, ts.first(node.parameters).getStart(sourceFile), "function " + name + "(");
+                        this.insertText(sourceFile, ts.first(node.parameters).getStart(sourceFile), "function ".concat(name, "("));
                         // Replacing full range of arrow to get rid of the leading space -- replace ` =>` with `)`
                         this.replaceRange(sourceFile, arrow, ts.factory.createToken(21 /* CloseParenToken */));
                     }
@@ -144742,7 +144761,7 @@ var ts;
                         var nextNode = containingList[index + 1];
                         var startPos = skipWhitespacesAndLineBreaks(sourceFile.text, nextNode.getFullStart());
                         // write separator and leading trivia of the next element as suffix
-                        var suffix = "" + ts.tokenToString(nextToken.kind) + sourceFile.text.substring(nextToken.end, startPos);
+                        var suffix = "".concat(ts.tokenToString(nextToken.kind)).concat(sourceFile.text.substring(nextToken.end, startPos));
                         this.insertNodesAt(sourceFile, startPos, [newNode], { suffix: suffix });
                     }
                 }
@@ -144787,7 +144806,7 @@ var ts;
                         this.replaceRange(sourceFile, ts.createRange(insertPos), newNode, { indentation: indentation, prefix: this.newLineCharacter });
                     }
                     else {
-                        this.replaceRange(sourceFile, ts.createRange(end), newNode, { prefix: ts.tokenToString(separator) + " " });
+                        this.replaceRange(sourceFile, ts.createRange(end), newNode, { prefix: "".concat(ts.tokenToString(separator), " ") });
                     }
                 }
             };
@@ -144889,7 +144908,7 @@ var ts;
                     var normalized = ts.stableSort(changesInFile, function (a, b) { return (a.range.pos - b.range.pos) || (a.range.end - b.range.end); });
                     var _loop_12 = function (i) {
                         ts.Debug.assert(normalized[i].range.end <= normalized[i + 1].range.pos, "Changes overlap", function () {
-                            return JSON.stringify(normalized[i].range) + " and " + JSON.stringify(normalized[i + 1].range);
+                            return "".concat(JSON.stringify(normalized[i].range), " and ").concat(JSON.stringify(normalized[i + 1].range));
                         });
                     };
                     // verify that change intervals do not overlap, except possibly at end points.
@@ -144986,7 +145005,7 @@ var ts;
         function applyChanges(text, changes) {
             for (var i = changes.length - 1; i >= 0; i--) {
                 var _a = changes[i], span = _a.span, newText = _a.newText;
-                text = "" + text.substring(0, span.start) + newText + text.substring(ts.textSpanEnd(span));
+                text = "".concat(text.substring(0, span.start)).concat(newText).concat(text.substring(ts.textSpanEnd(span)));
             }
             return text;
         }
@@ -147458,7 +147477,7 @@ var ts;
                 if (!res.has(text) && (originalKeywordKind !== undefined && ts.isNonContextualKeyword(originalKeywordKind)
                     || checker.resolveName(text, node, 111551 /* Value */, /*excludeGlobals*/ true))) {
                     // Unconditionally add an underscore in case `text` is a keyword.
-                    res.set(text, makeUniqueName("_" + text, identifiers));
+                    res.set(text, makeUniqueName("_".concat(text), identifiers));
                 }
             });
             return res;
@@ -147558,7 +147577,7 @@ var ts;
                     // `const a = require("b").c` --> `import { c as a } from "./b";
                     return convertedImports([makeSingleImport(name.text, propertyName, moduleSpecifier, quotePreference)]);
                 default:
-                    return ts.Debug.assertNever(name, "Convert to ES module got invalid syntax form " + name.kind);
+                    return ts.Debug.assertNever(name, "Convert to ES module got invalid syntax form ".concat(name.kind));
             }
         }
         function convertAssignment(sourceFile, checker, assignment, changes, exports, useSitesToUnqualify) {
@@ -147609,7 +147628,7 @@ var ts;
                     case 168 /* MethodDeclaration */:
                         return !ts.isIdentifier(prop.name) ? undefined : functionExpressionToDeclaration(prop.name.text, [ts.factory.createToken(93 /* ExportKeyword */)], prop, useSitesToUnqualify);
                     default:
-                        ts.Debug.assertNever(prop, "Convert to ES6 got invalid prop kind " + prop.kind);
+                        ts.Debug.assertNever(prop, "Convert to ES6 got invalid prop kind ".concat(prop.kind));
                 }
             });
             return statements && [statements, false];
@@ -147743,7 +147762,7 @@ var ts;
                 case 79 /* Identifier */:
                     return convertSingleIdentifierImport(name, moduleSpecifier, checker, identifiers, quotePreference);
                 default:
-                    return ts.Debug.assertNever(name, "Convert to ES module got invalid name kind " + name.kind);
+                    return ts.Debug.assertNever(name, "Convert to ES module got invalid name kind ".concat(name.kind));
             }
         }
         /**
@@ -147800,7 +147819,7 @@ var ts;
         // Identifiers helpers
         function makeUniqueName(name, identifiers) {
             while (identifiers.original.has(name) || identifiers.additional.has(name)) {
-                name = "_" + name;
+                name = "_".concat(name);
             }
             identifiers.additional.add(name);
             return name;
@@ -147880,7 +147899,7 @@ var ts;
                 if (!qualifiedName)
                     return undefined;
                 var changes = ts.textChanges.ChangeTracker.with(context, function (t) { return doChange(t, context.sourceFile, qualifiedName); });
-                var newText = qualifiedName.left.text + "[\"" + qualifiedName.right.text + "\"]";
+                var newText = "".concat(qualifiedName.left.text, "[\"").concat(qualifiedName.right.text, "\"]");
                 return [codefix.createCodeFixAction(fixId, changes, [ts.Diagnostics.Rewrite_as_the_indexed_access_type_0, newText], fixId, ts.Diagnostics.Rewrite_all_as_indexed_access_types)];
             },
             fixIds: [fixId],
@@ -148277,7 +148296,7 @@ var ts;
                         break;
                     }
                     default:
-                        ts.Debug.assertNever(fix, "fix wasn't never - got kind " + fix.kind);
+                        ts.Debug.assertNever(fix, "fix wasn't never - got kind ".concat(fix.kind));
                 }
                 function reduceAddAsTypeOnlyValues(prevValue, newValue) {
                     // `NotAllowed` overrides `Required` because one addition of a new import might be required to be type-only
@@ -148321,7 +148340,7 @@ var ts;
                     return newEntry;
                 }
                 function newImportsKey(moduleSpecifier, topLevelTypeOnly) {
-                    return (topLevelTypeOnly ? 1 : 0) + "|" + moduleSpecifier;
+                    return "".concat(topLevelTypeOnly ? 1 : 0, "|").concat(moduleSpecifier);
                 }
             }
             function writeFixes(changeTracker) {
@@ -148774,7 +148793,7 @@ var ts;
                 case ts.ModuleKind.NodeNext:
                     return importingFile.impliedNodeFormat === ts.ModuleKind.ESNext ? 2 /* Namespace */ : 3 /* CommonJS */;
                 default:
-                    return ts.Debug.assertNever(moduleKind, "Unexpected moduleKind " + moduleKind);
+                    return ts.Debug.assertNever(moduleKind, "Unexpected moduleKind ".concat(moduleKind));
             }
         }
         function getFixesInfoForNonUMDImport(_a, symbolToken, useAutoImportProvider) {
@@ -148881,7 +148900,7 @@ var ts;
             switch (fix.kind) {
                 case 0 /* UseNamespace */:
                     addNamespaceQualifier(changes, sourceFile, fix);
-                    return [ts.Diagnostics.Change_0_to_1, symbolName, fix.namespacePrefix + "." + symbolName];
+                    return [ts.Diagnostics.Change_0_to_1, symbolName, "".concat(fix.namespacePrefix, ".").concat(symbolName)];
                 case 1 /* JsdocTypeImport */:
                     addImportType(changes, sourceFile, fix, quotePreference);
                     return [ts.Diagnostics.Change_0_to_1, symbolName, getImportTypePrefix(fix.moduleSpecifier, quotePreference) + symbolName];
@@ -148905,7 +148924,7 @@ var ts;
                     return [importKind === 1 /* Default */ ? ts.Diagnostics.Import_default_0_from_module_1 : ts.Diagnostics.Import_0_from_module_1, symbolName, moduleSpecifier];
                 }
                 default:
-                    return ts.Debug.assertNever(fix, "Unexpected fix kind " + fix.kind);
+                    return ts.Debug.assertNever(fix, "Unexpected fix kind ".concat(fix.kind));
             }
         }
         function doAddExistingFix(changes, sourceFile, clause, defaultImport, namedImports, compilerOptions) {
@@ -149001,7 +149020,7 @@ var ts;
         }
         function getImportTypePrefix(moduleSpecifier, quotePreference) {
             var quote = ts.getQuoteFromPreference(quotePreference);
-            return "import(" + quote + moduleSpecifier + quote + ").";
+            return "import(".concat(quote).concat(moduleSpecifier).concat(quote, ").");
         }
         function needsTypeOnly(_a) {
             var addAsTypeOnly = _a.addAsTypeOnly;
@@ -149094,7 +149113,7 @@ var ts;
                 lastCharWasValid = isValid;
             }
             // Need `|| "_"` to ensure result isn't empty.
-            return !ts.isStringANonContextualKeyword(res) ? res || "_" : "_" + res;
+            return !ts.isStringANonContextualKeyword(res) ? res || "_" : "_".concat(res);
         }
         codefix.moduleSpecifierToValidIdentifier = moduleSpecifierToValidIdentifier;
     })(codefix = ts.codefix || (ts.codefix = {}));
@@ -150294,7 +150313,7 @@ var ts;
                             break;
                         }
                         default:
-                            ts.Debug.fail("Bad fixId: " + context.fixId);
+                            ts.Debug.fail("Bad fixId: ".concat(context.fixId));
                     }
                 });
             },
@@ -150742,7 +150761,7 @@ var ts;
             if (!isValidCharacter(character)) {
                 return;
             }
-            var replacement = useHtmlEntity ? htmlEntity[character] : "{" + ts.quote(sourceFile, preferences, character) + "}";
+            var replacement = useHtmlEntity ? htmlEntity[character] : "{".concat(ts.quote(sourceFile, preferences, character), "}");
             changes.replaceRangeWithText(sourceFile, { pos: start, end: start + 1 }, replacement);
         }
     })(codefix = ts.codefix || (ts.codefix = {}));
@@ -150933,11 +150952,11 @@ var ts;
                 token = ts.cast(token.parent, ts.isInferTypeNode).typeParameter.name;
             }
             if (ts.isIdentifier(token) && canPrefix(token)) {
-                changes.replaceNode(sourceFile, token, ts.factory.createIdentifier("_" + token.text));
+                changes.replaceNode(sourceFile, token, ts.factory.createIdentifier("_".concat(token.text)));
                 if (ts.isParameter(token.parent)) {
                     ts.getJSDocParameterTags(token.parent).forEach(function (tag) {
                         if (ts.isIdentifier(tag.name)) {
-                            changes.replaceNode(sourceFile, tag.name, ts.factory.createIdentifier("_" + tag.name.text));
+                            changes.replaceNode(sourceFile, tag.name, ts.factory.createIdentifier("_".concat(tag.name.text)));
                         }
                     });
                 }
@@ -151273,7 +151292,7 @@ var ts;
             }); }
         });
         function doChange(changes, sourceFile, name) {
-            changes.replaceNodeWithText(sourceFile, name, name.text + "()");
+            changes.replaceNodeWithText(sourceFile, name, "".concat(name.text, "()"));
         }
         function getCallName(sourceFile, start) {
             var token = ts.getTokenAtPosition(sourceFile, start);
@@ -152422,7 +152441,7 @@ var ts;
                 var parameters = [];
                 var length = Math.max.apply(Math, calls.map(function (c) { return c.argumentTypes.length; }));
                 var _loop_16 = function (i) {
-                    var symbol = checker.createSymbol(1 /* FunctionScopedVariable */, ts.escapeLeadingUnderscores("arg" + i));
+                    var symbol = checker.createSymbol(1 /* FunctionScopedVariable */, ts.escapeLeadingUnderscores("arg".concat(i)));
                     symbol.type = combineTypes(calls.map(function (call) { return call.argumentTypes[i] || checker.getUndefinedType(); }));
                     if (calls.some(function (call) { return call.argumentTypes[i] === undefined; })) {
                         symbol.flags |= 16777216 /* Optional */;
@@ -152525,7 +152544,7 @@ var ts;
                     codefix.createCodeFixActionWithoutFixAll(fixName, [codefix.createFileTextChanges(sourceFile.fileName, [
                             ts.createTextChange(sourceFile.checkJsDirective
                                 ? ts.createTextSpanFromBounds(sourceFile.checkJsDirective.pos, sourceFile.checkJsDirective.end)
-                                : ts.createTextSpan(0, 0), "// @ts-nocheck" + newLineCharacter),
+                                : ts.createTextSpan(0, 0), "// @ts-nocheck".concat(newLineCharacter)),
                         ])], ts.Diagnostics.Disable_checking_for_this_file),
                 ];
                 if (ts.textChanges.isValidLocationToAddComment(sourceFile, span.start)) {
@@ -152791,7 +152810,7 @@ var ts;
             var typeParameters = isJs || typeArguments === undefined
                 ? undefined
                 : ts.map(typeArguments, function (_, i) {
-                    return ts.factory.createTypeParameterDeclaration(84 /* T */ + typeArguments.length - 1 <= 90 /* Z */ ? String.fromCharCode(84 /* T */ + i) : "T" + i);
+                    return ts.factory.createTypeParameterDeclaration(84 /* T */ + typeArguments.length - 1 <= 90 /* Z */ ? String.fromCharCode(84 /* T */ + i) : "T".concat(i));
                 });
             var parameters = createDummyParameters(args.length, names, types, /*minArgumentCount*/ undefined, isJs);
             var type = isJs || contextualType === undefined
@@ -152826,7 +152845,7 @@ var ts;
                 /*decorators*/ undefined, 
                 /*modifiers*/ undefined, 
                 /*dotDotDotToken*/ undefined, 
-                /*name*/ names && names[i] || "arg" + i, 
+                /*name*/ names && names[i] || "arg".concat(i), 
                 /*questionToken*/ minArgumentCount !== undefined && i >= minArgumentCount ? ts.factory.createToken(57 /* QuestionToken */) : undefined, 
                 /*type*/ inJs ? undefined : types && types[i] || ts.factory.createKeywordTypeNode(130 /* AnyKeyword */), 
                 /*initializer*/ undefined);
@@ -153077,7 +153096,7 @@ var ts;
             }
             var name = declaration.name.text;
             var startWithUnderscore = ts.startsWithUnderscore(name);
-            var fieldName = createPropertyName(startWithUnderscore ? name : ts.getUniqueName("_" + name, file), declaration.name);
+            var fieldName = createPropertyName(startWithUnderscore ? name : ts.getUniqueName("_".concat(name), file), declaration.name);
             var accessorName = createPropertyName(startWithUnderscore ? ts.getUniqueName(name.substring(1), file) : name, declaration.name);
             return {
                 isStatic: ts.hasStaticModifier(declaration),
@@ -154101,7 +154120,7 @@ var ts;
                         changes.insertNodeAfter(exportingSourceFile, exportNode, ts.factory.createExportDefault(ts.factory.createIdentifier(exportName.text)));
                         break;
                     default:
-                        ts.Debug.fail("Unexpected exportNode kind " + exportNode.kind);
+                        ts.Debug.fail("Unexpected exportNode kind ".concat(exportNode.kind));
                 }
             }
         }
@@ -154189,7 +154208,7 @@ var ts;
                     break;
                 }
                 default:
-                    ts.Debug.assertNever(parent, "Unexpected parent kind " + parent.kind);
+                    ts.Debug.assertNever(parent, "Unexpected parent kind ".concat(parent.kind));
             }
         }
         function makeImportSpecifier(propertyName, name) {
@@ -154753,7 +154772,7 @@ var ts;
                         var newComment = ts.displayPartsToString(parameterDocComment);
                         if (newComment.length) {
                             ts.setSyntheticLeadingComments(result, [{
-                                    text: "*\n" + newComment.split("\n").map(function (c) { return " * " + c; }).join("\n") + "\n ",
+                                    text: "*\n".concat(newComment.split("\n").map(function (c) { return " * ".concat(c); }).join("\n"), "\n "),
                                     kind: 3 /* MultiLineCommentTrivia */,
                                     pos: -1,
                                     end: -1,
@@ -154898,7 +154917,7 @@ var ts;
                                 usedFunctionNames.set(description, true);
                                 functionActions.push({
                                     description: description,
-                                    name: "function_scope_" + i,
+                                    name: "function_scope_".concat(i),
                                     kind: extractFunctionAction.kind
                                 });
                             }
@@ -154906,7 +154925,7 @@ var ts;
                         else if (!innermostErrorFunctionAction) {
                             innermostErrorFunctionAction = {
                                 description: description,
-                                name: "function_scope_" + i,
+                                name: "function_scope_".concat(i),
                                 notApplicableReason: getStringError(functionExtraction.errors),
                                 kind: extractFunctionAction.kind
                             };
@@ -154922,7 +154941,7 @@ var ts;
                                 usedConstantNames.set(description_1, true);
                                 constantActions.push({
                                     description: description_1,
-                                    name: "constant_scope_" + i,
+                                    name: "constant_scope_".concat(i),
                                     kind: extractConstantAction.kind
                                 });
                             }
@@ -154930,7 +154949,7 @@ var ts;
                         else if (!innermostErrorConstantAction) {
                             innermostErrorConstantAction = {
                                 description: description,
-                                name: "constant_scope_" + i,
+                                name: "constant_scope_".concat(i),
                                 notApplicableReason: getStringError(constantExtraction.errors),
                                 kind: extractConstantAction.kind
                             };
@@ -155514,28 +155533,28 @@ var ts;
                     case 212 /* FunctionExpression */:
                     case 255 /* FunctionDeclaration */:
                         return scope.name
-                            ? "function '" + scope.name.text + "'"
+                            ? "function '".concat(scope.name.text, "'")
                             : ts.ANONYMOUS;
                     case 213 /* ArrowFunction */:
                         return "arrow function";
                     case 168 /* MethodDeclaration */:
-                        return "method '" + scope.name.getText() + "'";
+                        return "method '".concat(scope.name.getText(), "'");
                     case 171 /* GetAccessor */:
-                        return "'get " + scope.name.getText() + "'";
+                        return "'get ".concat(scope.name.getText(), "'");
                     case 172 /* SetAccessor */:
-                        return "'set " + scope.name.getText() + "'";
+                        return "'set ".concat(scope.name.getText(), "'");
                     default:
-                        throw ts.Debug.assertNever(scope, "Unexpected scope kind " + scope.kind);
+                        throw ts.Debug.assertNever(scope, "Unexpected scope kind ".concat(scope.kind));
                 }
             }
             function getDescriptionForClassLikeDeclaration(scope) {
                 return scope.kind === 256 /* ClassDeclaration */
-                    ? scope.name ? "class '" + scope.name.text + "'" : "anonymous class declaration"
-                    : scope.name ? "class expression '" + scope.name.text + "'" : "anonymous class expression";
+                    ? scope.name ? "class '".concat(scope.name.text, "'") : "anonymous class declaration"
+                    : scope.name ? "class expression '".concat(scope.name.text, "'") : "anonymous class expression";
             }
             function getDescriptionForModuleLikeDeclaration(scope) {
                 return scope.kind === 261 /* ModuleBlock */
-                    ? "namespace '" + scope.parent.name.getText() + "'"
+                    ? "namespace '".concat(scope.parent.name.getText(), "'")
                     : scope.externalModuleIndicator ? 0 /* Module */ : 1 /* Global */;
             }
             var SpecialScope;
@@ -157002,7 +157021,7 @@ var ts;
                 case 253 /* VariableDeclaration */:
                     return ts.tryCast(node.name, ts.isIdentifier);
                 default:
-                    return ts.Debug.assertNever(node, "Unexpected node kind " + node.kind);
+                    return ts.Debug.assertNever(node, "Unexpected node kind ".concat(node.kind));
             }
         }
         function updateNamespaceLikeImport(changes, sourceFile, checker, movedSymbols, newModuleName, newModuleSpecifier, oldImportId, oldImportNode) {
@@ -157039,7 +157058,7 @@ var ts;
                 case 253 /* VariableDeclaration */:
                     return ts.factory.createVariableDeclaration(newNamespaceId, /*exclamationToken*/ undefined, /*type*/ undefined, createRequireCall(newModuleString));
                 default:
-                    return ts.Debug.assertNever(node, "Unexpected node kind " + node.kind);
+                    return ts.Debug.assertNever(node, "Unexpected node kind ".concat(node.kind));
             }
         }
         function moduleSpecifierFromImport(i) {
@@ -157126,7 +157145,7 @@ var ts;
                     deleteUnusedImportsInVariableDeclaration(sourceFile, importDecl, changes, isUnused);
                     break;
                 default:
-                    ts.Debug.assertNever(importDecl, "Unexpected import decl kind " + importDecl.kind);
+                    ts.Debug.assertNever(importDecl, "Unexpected import decl kind ".concat(importDecl.kind));
             }
         }
         function deleteUnusedImportsInDeclaration(sourceFile, importDecl, changes, isUnused) {
@@ -157226,7 +157245,7 @@ var ts;
                 var name = ts.combinePaths(inDirectory, newModuleName + extension);
                 if (!host.fileExists(name))
                     return newModuleName; // TODO: GH#18217
-                newModuleName = moduleName + "." + i;
+                newModuleName = "".concat(moduleName, ".").concat(i);
             }
         }
         function getNewModuleName(movedSymbols) {
@@ -157333,7 +157352,7 @@ var ts;
                     return name ? makeVariableStatement(name, i.type, createRequireCall(moduleSpecifier), i.parent.flags) : undefined;
                 }
                 default:
-                    return ts.Debug.assertNever(i, "Unexpected import kind " + i.kind);
+                    return ts.Debug.assertNever(i, "Unexpected import kind ".concat(i.kind));
             }
         }
         function filterNamedBindings(namedBindings, keep) {
@@ -157448,7 +157467,7 @@ var ts;
                 case 200 /* ObjectBindingPattern */:
                     return ts.firstDefined(name.elements, function (em) { return ts.isOmittedExpression(em) ? undefined : forEachTopLevelDeclarationInBindingName(em.name, cb); });
                 default:
-                    return ts.Debug.assertNever(name, "Unexpected name kind " + name.kind);
+                    return ts.Debug.assertNever(name, "Unexpected name kind ".concat(name.kind));
             }
         }
         function nameOfTopLevelDeclaration(d) {
@@ -157509,7 +157528,7 @@ var ts;
                 case 237 /* ExpressionStatement */:
                     return ts.Debug.fail(); // Shouldn't try to add 'export' keyword to `exports.x = ...`
                 default:
-                    return ts.Debug.assertNever(d, "Unexpected declaration kind " + d.kind);
+                    return ts.Debug.assertNever(d, "Unexpected declaration kind ".concat(d.kind));
             }
         }
         function addCommonjsExport(decl) {
@@ -157531,7 +157550,7 @@ var ts;
                 case 237 /* ExpressionStatement */:
                     return ts.Debug.fail("Can't export an ExpressionStatement"); // Shouldn't try to add 'export' keyword to `exports.x = ...`
                 default:
-                    return ts.Debug.assertNever(decl, "Unexpected decl kind " + decl.kind);
+                    return ts.Debug.assertNever(decl, "Unexpected decl kind ".concat(decl.kind));
             }
         }
         /** Creates `exports.x = x;` */
@@ -158169,7 +158188,7 @@ var ts;
                             return [functionDeclaration.name, functionDeclaration.parent.name];
                         return [functionDeclaration.parent.name];
                     default:
-                        return ts.Debug.assertNever(functionDeclaration, "Unexpected function declaration kind " + functionDeclaration.kind);
+                        return ts.Debug.assertNever(functionDeclaration, "Unexpected function declaration kind ".concat(functionDeclaration.kind));
                 }
             }
         })(convertParamsToDestructuredObject = refactor.convertParamsToDestructuredObject || (refactor.convertParamsToDestructuredObject = {}));
@@ -158873,7 +158892,7 @@ var ts;
             var textPos = ts.scanner.getTextPos();
             if (textPos <= end) {
                 if (token === 79 /* Identifier */) {
-                    ts.Debug.fail("Did not expect " + ts.Debug.formatSyntaxKind(parent.kind) + " to have an Identifier in its trivia");
+                    ts.Debug.fail("Did not expect ".concat(ts.Debug.formatSyntaxKind(parent.kind), " to have an Identifier in its trivia"));
                 }
                 nodes.push(createNode(token, pos, textPos, parent));
             }
@@ -159755,7 +159774,7 @@ var ts;
         function getValidSourceFile(fileName) {
             var sourceFile = program.getSourceFile(fileName);
             if (!sourceFile) {
-                var error = new Error("Could not find source file: '" + fileName + "'.");
+                var error = new Error("Could not find source file: '".concat(fileName, "'."));
                 // We've been having trouble debugging this, so attach sidecar data for the tsserver log.
                 // See https://github.com/microsoft/TypeScript/issues/30180.
                 error.ProgramFiles = program.getSourceFiles().map(function (f) { return f.fileName; });
@@ -160430,7 +160449,7 @@ var ts;
             var element = token.kind === 31 /* GreaterThanToken */ && ts.isJsxOpeningElement(token.parent) ? token.parent.parent
                 : ts.isJsxText(token) && ts.isJsxElement(token.parent) ? token.parent : undefined;
             if (element && isUnclosedTag(element)) {
-                return { newText: "</" + element.openingElement.tagName.getText(sourceFile) + ">" };
+                return { newText: "</".concat(element.openingElement.tagName.getText(sourceFile), ">") };
             }
             var fragment = token.kind === 31 /* GreaterThanToken */ && ts.isJsxOpeningFragment(token.parent) ? token.parent.parent
                 : ts.isJsxText(token) && ts.isJsxFragment(token.parent) ? token.parent : undefined;
@@ -160536,7 +160555,7 @@ var ts;
                     pos = commentRange.end + 1;
                 }
                 else { // If it's not in a comment range, then we need to comment the uncommented portions.
-                    var newPos = text.substring(pos, textRange.end).search("(" + openMultilineRegex + ")|(" + closeMultilineRegex + ")");
+                    var newPos = text.substring(pos, textRange.end).search("(".concat(openMultilineRegex, ")|(").concat(closeMultilineRegex, ")"));
                     isCommenting = insertComment !== undefined
                         ? insertComment
                         : isCommenting || !ts.isTextWhiteSpaceLike(text, pos, newPos === -1 ? textRange.end : pos + newPos); // If isCommenting is already true we don't need to check whitespace again.
@@ -160931,14 +160950,14 @@ var ts;
             case ts.LanguageServiceMode.PartialSemantic:
                 invalidOperationsInPartialSemanticMode.forEach(function (key) {
                     return ls[key] = function () {
-                        throw new Error("LanguageService Operation: " + key + " not allowed in LanguageServiceMode.PartialSemantic");
+                        throw new Error("LanguageService Operation: ".concat(key, " not allowed in LanguageServiceMode.PartialSemantic"));
                     };
                 });
                 break;
             case ts.LanguageServiceMode.Syntactic:
                 invalidOperationsInSyntacticMode.forEach(function (key) {
                     return ls[key] = function () {
-                        throw new Error("LanguageService Operation: " + key + " not allowed in LanguageServiceMode.Syntactic");
+                        throw new Error("LanguageService Operation: ".concat(key, " not allowed in LanguageServiceMode.Syntactic"));
                     };
                 });
                 break;
@@ -161920,13 +161939,13 @@ var ts;
         var result = action();
         if (logPerformance) {
             var end = ts.timestamp();
-            logger.log(actionDescription + " completed in " + (end - start) + " msec");
+            logger.log("".concat(actionDescription, " completed in ").concat(end - start, " msec"));
             if (ts.isString(result)) {
                 var str = result;
                 if (str.length > 128) {
                     str = str.substring(0, 128) + "...";
                 }
-                logger.log("  result.length=" + str.length + ", result='" + JSON.stringify(str) + "'");
+                logger.log("  result.length=".concat(str.length, ", result='").concat(JSON.stringify(str), "'"));
             }
         }
         return result;
@@ -162008,7 +162027,7 @@ var ts;
          * Update the list of scripts known to the compiler
          */
         LanguageServiceShimObject.prototype.refresh = function (throwOnError) {
-            this.forwardJSONCall("refresh(" + throwOnError + ")", function () { return null; } // eslint-disable-line no-null/no-null
+            this.forwardJSONCall("refresh(".concat(throwOnError, ")"), function () { return null; } // eslint-disable-line no-null/no-null
             );
         };
         LanguageServiceShimObject.prototype.cleanupSemanticCache = function () {
@@ -162024,43 +162043,43 @@ var ts;
         };
         LanguageServiceShimObject.prototype.getSyntacticClassifications = function (fileName, start, length) {
             var _this = this;
-            return this.forwardJSONCall("getSyntacticClassifications('" + fileName + "', " + start + ", " + length + ")", function () { return _this.languageService.getSyntacticClassifications(fileName, ts.createTextSpan(start, length)); });
+            return this.forwardJSONCall("getSyntacticClassifications('".concat(fileName, "', ").concat(start, ", ").concat(length, ")"), function () { return _this.languageService.getSyntacticClassifications(fileName, ts.createTextSpan(start, length)); });
         };
         LanguageServiceShimObject.prototype.getSemanticClassifications = function (fileName, start, length) {
             var _this = this;
-            return this.forwardJSONCall("getSemanticClassifications('" + fileName + "', " + start + ", " + length + ")", function () { return _this.languageService.getSemanticClassifications(fileName, ts.createTextSpan(start, length)); });
+            return this.forwardJSONCall("getSemanticClassifications('".concat(fileName, "', ").concat(start, ", ").concat(length, ")"), function () { return _this.languageService.getSemanticClassifications(fileName, ts.createTextSpan(start, length)); });
         };
         LanguageServiceShimObject.prototype.getEncodedSyntacticClassifications = function (fileName, start, length) {
             var _this = this;
-            return this.forwardJSONCall("getEncodedSyntacticClassifications('" + fileName + "', " + start + ", " + length + ")", 
+            return this.forwardJSONCall("getEncodedSyntacticClassifications('".concat(fileName, "', ").concat(start, ", ").concat(length, ")"), 
             // directly serialize the spans out to a string.  This is much faster to decode
             // on the managed side versus a full JSON array.
             function () { return convertClassifications(_this.languageService.getEncodedSyntacticClassifications(fileName, ts.createTextSpan(start, length))); });
         };
         LanguageServiceShimObject.prototype.getEncodedSemanticClassifications = function (fileName, start, length) {
             var _this = this;
-            return this.forwardJSONCall("getEncodedSemanticClassifications('" + fileName + "', " + start + ", " + length + ")", 
+            return this.forwardJSONCall("getEncodedSemanticClassifications('".concat(fileName, "', ").concat(start, ", ").concat(length, ")"), 
             // directly serialize the spans out to a string.  This is much faster to decode
             // on the managed side versus a full JSON array.
             function () { return convertClassifications(_this.languageService.getEncodedSemanticClassifications(fileName, ts.createTextSpan(start, length))); });
         };
         LanguageServiceShimObject.prototype.getSyntacticDiagnostics = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getSyntacticDiagnostics('" + fileName + "')", function () {
+            return this.forwardJSONCall("getSyntacticDiagnostics('".concat(fileName, "')"), function () {
                 var diagnostics = _this.languageService.getSyntacticDiagnostics(fileName);
                 return _this.realizeDiagnostics(diagnostics);
             });
         };
         LanguageServiceShimObject.prototype.getSemanticDiagnostics = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getSemanticDiagnostics('" + fileName + "')", function () {
+            return this.forwardJSONCall("getSemanticDiagnostics('".concat(fileName, "')"), function () {
                 var diagnostics = _this.languageService.getSemanticDiagnostics(fileName);
                 return _this.realizeDiagnostics(diagnostics);
             });
         };
         LanguageServiceShimObject.prototype.getSuggestionDiagnostics = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getSuggestionDiagnostics('" + fileName + "')", function () { return _this.realizeDiagnostics(_this.languageService.getSuggestionDiagnostics(fileName)); });
+            return this.forwardJSONCall("getSuggestionDiagnostics('".concat(fileName, "')"), function () { return _this.realizeDiagnostics(_this.languageService.getSuggestionDiagnostics(fileName)); });
         };
         LanguageServiceShimObject.prototype.getCompilerOptionsDiagnostics = function () {
             var _this = this;
@@ -162076,7 +162095,7 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getQuickInfoAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getQuickInfoAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getQuickInfoAtPosition(fileName, position); });
+            return this.forwardJSONCall("getQuickInfoAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getQuickInfoAtPosition(fileName, position); });
         };
         /// NAMEORDOTTEDNAMESPAN
         /**
@@ -162085,7 +162104,7 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getNameOrDottedNameSpan = function (fileName, startPos, endPos) {
             var _this = this;
-            return this.forwardJSONCall("getNameOrDottedNameSpan('" + fileName + "', " + startPos + ", " + endPos + ")", function () { return _this.languageService.getNameOrDottedNameSpan(fileName, startPos, endPos); });
+            return this.forwardJSONCall("getNameOrDottedNameSpan('".concat(fileName, "', ").concat(startPos, ", ").concat(endPos, ")"), function () { return _this.languageService.getNameOrDottedNameSpan(fileName, startPos, endPos); });
         };
         /**
          * STATEMENTSPAN
@@ -162093,12 +162112,12 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getBreakpointStatementAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getBreakpointStatementAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getBreakpointStatementAtPosition(fileName, position); });
+            return this.forwardJSONCall("getBreakpointStatementAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getBreakpointStatementAtPosition(fileName, position); });
         };
         /// SIGNATUREHELP
         LanguageServiceShimObject.prototype.getSignatureHelpItems = function (fileName, position, options) {
             var _this = this;
-            return this.forwardJSONCall("getSignatureHelpItems('" + fileName + "', " + position + ")", function () { return _this.languageService.getSignatureHelpItems(fileName, position, options); });
+            return this.forwardJSONCall("getSignatureHelpItems('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getSignatureHelpItems(fileName, position, options); });
         };
         /// GOTO DEFINITION
         /**
@@ -162107,7 +162126,7 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getDefinitionAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getDefinitionAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getDefinitionAtPosition(fileName, position); });
+            return this.forwardJSONCall("getDefinitionAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getDefinitionAtPosition(fileName, position); });
         };
         /**
          * Computes the definition location and file for the symbol
@@ -162115,7 +162134,7 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getDefinitionAndBoundSpan = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getDefinitionAndBoundSpan('" + fileName + "', " + position + ")", function () { return _this.languageService.getDefinitionAndBoundSpan(fileName, position); });
+            return this.forwardJSONCall("getDefinitionAndBoundSpan('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getDefinitionAndBoundSpan(fileName, position); });
         };
         /// GOTO Type
         /**
@@ -162124,7 +162143,7 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getTypeDefinitionAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getTypeDefinitionAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getTypeDefinitionAtPosition(fileName, position); });
+            return this.forwardJSONCall("getTypeDefinitionAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getTypeDefinitionAtPosition(fileName, position); });
         };
         /// GOTO Implementation
         /**
@@ -162133,37 +162152,37 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getImplementationAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getImplementationAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getImplementationAtPosition(fileName, position); });
+            return this.forwardJSONCall("getImplementationAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getImplementationAtPosition(fileName, position); });
         };
         LanguageServiceShimObject.prototype.getRenameInfo = function (fileName, position, options) {
             var _this = this;
-            return this.forwardJSONCall("getRenameInfo('" + fileName + "', " + position + ")", function () { return _this.languageService.getRenameInfo(fileName, position, options); });
+            return this.forwardJSONCall("getRenameInfo('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getRenameInfo(fileName, position, options); });
         };
         LanguageServiceShimObject.prototype.getSmartSelectionRange = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getSmartSelectionRange('" + fileName + "', " + position + ")", function () { return _this.languageService.getSmartSelectionRange(fileName, position); });
+            return this.forwardJSONCall("getSmartSelectionRange('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getSmartSelectionRange(fileName, position); });
         };
         LanguageServiceShimObject.prototype.findRenameLocations = function (fileName, position, findInStrings, findInComments, providePrefixAndSuffixTextForRename) {
             var _this = this;
-            return this.forwardJSONCall("findRenameLocations('" + fileName + "', " + position + ", " + findInStrings + ", " + findInComments + ", " + providePrefixAndSuffixTextForRename + ")", function () { return _this.languageService.findRenameLocations(fileName, position, findInStrings, findInComments, providePrefixAndSuffixTextForRename); });
+            return this.forwardJSONCall("findRenameLocations('".concat(fileName, "', ").concat(position, ", ").concat(findInStrings, ", ").concat(findInComments, ", ").concat(providePrefixAndSuffixTextForRename, ")"), function () { return _this.languageService.findRenameLocations(fileName, position, findInStrings, findInComments, providePrefixAndSuffixTextForRename); });
         };
         /// GET BRACE MATCHING
         LanguageServiceShimObject.prototype.getBraceMatchingAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getBraceMatchingAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getBraceMatchingAtPosition(fileName, position); });
+            return this.forwardJSONCall("getBraceMatchingAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getBraceMatchingAtPosition(fileName, position); });
         };
         LanguageServiceShimObject.prototype.isValidBraceCompletionAtPosition = function (fileName, position, openingBrace) {
             var _this = this;
-            return this.forwardJSONCall("isValidBraceCompletionAtPosition('" + fileName + "', " + position + ", " + openingBrace + ")", function () { return _this.languageService.isValidBraceCompletionAtPosition(fileName, position, openingBrace); });
+            return this.forwardJSONCall("isValidBraceCompletionAtPosition('".concat(fileName, "', ").concat(position, ", ").concat(openingBrace, ")"), function () { return _this.languageService.isValidBraceCompletionAtPosition(fileName, position, openingBrace); });
         };
         LanguageServiceShimObject.prototype.getSpanOfEnclosingComment = function (fileName, position, onlyMultiLine) {
             var _this = this;
-            return this.forwardJSONCall("getSpanOfEnclosingComment('" + fileName + "', " + position + ")", function () { return _this.languageService.getSpanOfEnclosingComment(fileName, position, onlyMultiLine); });
+            return this.forwardJSONCall("getSpanOfEnclosingComment('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getSpanOfEnclosingComment(fileName, position, onlyMultiLine); });
         };
         /// GET SMART INDENT
         LanguageServiceShimObject.prototype.getIndentationAtPosition = function (fileName, position, options /*Services.EditorOptions*/) {
             var _this = this;
-            return this.forwardJSONCall("getIndentationAtPosition('" + fileName + "', " + position + ")", function () {
+            return this.forwardJSONCall("getIndentationAtPosition('".concat(fileName, "', ").concat(position, ")"), function () {
                 var localOptions = JSON.parse(options);
                 return _this.languageService.getIndentationAtPosition(fileName, position, localOptions);
             });
@@ -162171,23 +162190,23 @@ var ts;
         /// GET REFERENCES
         LanguageServiceShimObject.prototype.getReferencesAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getReferencesAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getReferencesAtPosition(fileName, position); });
+            return this.forwardJSONCall("getReferencesAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getReferencesAtPosition(fileName, position); });
         };
         LanguageServiceShimObject.prototype.findReferences = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("findReferences('" + fileName + "', " + position + ")", function () { return _this.languageService.findReferences(fileName, position); });
+            return this.forwardJSONCall("findReferences('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.findReferences(fileName, position); });
         };
         LanguageServiceShimObject.prototype.getFileReferences = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getFileReferences('" + fileName + ")", function () { return _this.languageService.getFileReferences(fileName); });
+            return this.forwardJSONCall("getFileReferences('".concat(fileName, ")"), function () { return _this.languageService.getFileReferences(fileName); });
         };
         LanguageServiceShimObject.prototype.getOccurrencesAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getOccurrencesAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getOccurrencesAtPosition(fileName, position); });
+            return this.forwardJSONCall("getOccurrencesAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getOccurrencesAtPosition(fileName, position); });
         };
         LanguageServiceShimObject.prototype.getDocumentHighlights = function (fileName, position, filesToSearch) {
             var _this = this;
-            return this.forwardJSONCall("getDocumentHighlights('" + fileName + "', " + position + ")", function () {
+            return this.forwardJSONCall("getDocumentHighlights('".concat(fileName, "', ").concat(position, ")"), function () {
                 var results = _this.languageService.getDocumentHighlights(fileName, position, JSON.parse(filesToSearch));
                 // workaround for VS document highlighting issue - keep only items from the initial file
                 var normalizedName = ts.toFileNameLowerCase(ts.normalizeSlashes(fileName));
@@ -162202,108 +162221,108 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getCompletionsAtPosition = function (fileName, position, preferences) {
             var _this = this;
-            return this.forwardJSONCall("getCompletionsAtPosition('" + fileName + "', " + position + ", " + preferences + ")", function () { return _this.languageService.getCompletionsAtPosition(fileName, position, preferences); });
+            return this.forwardJSONCall("getCompletionsAtPosition('".concat(fileName, "', ").concat(position, ", ").concat(preferences, ")"), function () { return _this.languageService.getCompletionsAtPosition(fileName, position, preferences); });
         };
         /** Get a string based representation of a completion list entry details */
         LanguageServiceShimObject.prototype.getCompletionEntryDetails = function (fileName, position, entryName, formatOptions, source, preferences, data) {
             var _this = this;
-            return this.forwardJSONCall("getCompletionEntryDetails('" + fileName + "', " + position + ", '" + entryName + "')", function () {
+            return this.forwardJSONCall("getCompletionEntryDetails('".concat(fileName, "', ").concat(position, ", '").concat(entryName, "')"), function () {
                 var localOptions = formatOptions === undefined ? undefined : JSON.parse(formatOptions);
                 return _this.languageService.getCompletionEntryDetails(fileName, position, entryName, localOptions, source, preferences, data);
             });
         };
         LanguageServiceShimObject.prototype.getFormattingEditsForRange = function (fileName, start, end, options /*Services.FormatCodeOptions*/) {
             var _this = this;
-            return this.forwardJSONCall("getFormattingEditsForRange('" + fileName + "', " + start + ", " + end + ")", function () {
+            return this.forwardJSONCall("getFormattingEditsForRange('".concat(fileName, "', ").concat(start, ", ").concat(end, ")"), function () {
                 var localOptions = JSON.parse(options);
                 return _this.languageService.getFormattingEditsForRange(fileName, start, end, localOptions);
             });
         };
         LanguageServiceShimObject.prototype.getFormattingEditsForDocument = function (fileName, options /*Services.FormatCodeOptions*/) {
             var _this = this;
-            return this.forwardJSONCall("getFormattingEditsForDocument('" + fileName + "')", function () {
+            return this.forwardJSONCall("getFormattingEditsForDocument('".concat(fileName, "')"), function () {
                 var localOptions = JSON.parse(options);
                 return _this.languageService.getFormattingEditsForDocument(fileName, localOptions);
             });
         };
         LanguageServiceShimObject.prototype.getFormattingEditsAfterKeystroke = function (fileName, position, key, options /*Services.FormatCodeOptions*/) {
             var _this = this;
-            return this.forwardJSONCall("getFormattingEditsAfterKeystroke('" + fileName + "', " + position + ", '" + key + "')", function () {
+            return this.forwardJSONCall("getFormattingEditsAfterKeystroke('".concat(fileName, "', ").concat(position, ", '").concat(key, "')"), function () {
                 var localOptions = JSON.parse(options);
                 return _this.languageService.getFormattingEditsAfterKeystroke(fileName, position, key, localOptions);
             });
         };
         LanguageServiceShimObject.prototype.getDocCommentTemplateAtPosition = function (fileName, position, options) {
             var _this = this;
-            return this.forwardJSONCall("getDocCommentTemplateAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getDocCommentTemplateAtPosition(fileName, position, options); });
+            return this.forwardJSONCall("getDocCommentTemplateAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getDocCommentTemplateAtPosition(fileName, position, options); });
         };
         /// NAVIGATE TO
         /** Return a list of symbols that are interesting to navigate to */
         LanguageServiceShimObject.prototype.getNavigateToItems = function (searchValue, maxResultCount, fileName) {
             var _this = this;
-            return this.forwardJSONCall("getNavigateToItems('" + searchValue + "', " + maxResultCount + ", " + fileName + ")", function () { return _this.languageService.getNavigateToItems(searchValue, maxResultCount, fileName); });
+            return this.forwardJSONCall("getNavigateToItems('".concat(searchValue, "', ").concat(maxResultCount, ", ").concat(fileName, ")"), function () { return _this.languageService.getNavigateToItems(searchValue, maxResultCount, fileName); });
         };
         LanguageServiceShimObject.prototype.getNavigationBarItems = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getNavigationBarItems('" + fileName + "')", function () { return _this.languageService.getNavigationBarItems(fileName); });
+            return this.forwardJSONCall("getNavigationBarItems('".concat(fileName, "')"), function () { return _this.languageService.getNavigationBarItems(fileName); });
         };
         LanguageServiceShimObject.prototype.getNavigationTree = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getNavigationTree('" + fileName + "')", function () { return _this.languageService.getNavigationTree(fileName); });
+            return this.forwardJSONCall("getNavigationTree('".concat(fileName, "')"), function () { return _this.languageService.getNavigationTree(fileName); });
         };
         LanguageServiceShimObject.prototype.getOutliningSpans = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getOutliningSpans('" + fileName + "')", function () { return _this.languageService.getOutliningSpans(fileName); });
+            return this.forwardJSONCall("getOutliningSpans('".concat(fileName, "')"), function () { return _this.languageService.getOutliningSpans(fileName); });
         };
         LanguageServiceShimObject.prototype.getTodoComments = function (fileName, descriptors) {
             var _this = this;
-            return this.forwardJSONCall("getTodoComments('" + fileName + "')", function () { return _this.languageService.getTodoComments(fileName, JSON.parse(descriptors)); });
+            return this.forwardJSONCall("getTodoComments('".concat(fileName, "')"), function () { return _this.languageService.getTodoComments(fileName, JSON.parse(descriptors)); });
         };
         /// CALL HIERARCHY
         LanguageServiceShimObject.prototype.prepareCallHierarchy = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("prepareCallHierarchy('" + fileName + "', " + position + ")", function () { return _this.languageService.prepareCallHierarchy(fileName, position); });
+            return this.forwardJSONCall("prepareCallHierarchy('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.prepareCallHierarchy(fileName, position); });
         };
         LanguageServiceShimObject.prototype.provideCallHierarchyIncomingCalls = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("provideCallHierarchyIncomingCalls('" + fileName + "', " + position + ")", function () { return _this.languageService.provideCallHierarchyIncomingCalls(fileName, position); });
+            return this.forwardJSONCall("provideCallHierarchyIncomingCalls('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.provideCallHierarchyIncomingCalls(fileName, position); });
         };
         LanguageServiceShimObject.prototype.provideCallHierarchyOutgoingCalls = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("provideCallHierarchyOutgoingCalls('" + fileName + "', " + position + ")", function () { return _this.languageService.provideCallHierarchyOutgoingCalls(fileName, position); });
+            return this.forwardJSONCall("provideCallHierarchyOutgoingCalls('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.provideCallHierarchyOutgoingCalls(fileName, position); });
         };
         LanguageServiceShimObject.prototype.provideInlayHints = function (fileName, span, preference) {
             var _this = this;
-            return this.forwardJSONCall("provideInlayHints('" + fileName + "', '" + JSON.stringify(span) + "', " + JSON.stringify(preference) + ")", function () { return _this.languageService.provideInlayHints(fileName, span, preference); });
+            return this.forwardJSONCall("provideInlayHints('".concat(fileName, "', '").concat(JSON.stringify(span), "', ").concat(JSON.stringify(preference), ")"), function () { return _this.languageService.provideInlayHints(fileName, span, preference); });
         };
         /// Emit
         LanguageServiceShimObject.prototype.getEmitOutput = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getEmitOutput('" + fileName + "')", function () {
+            return this.forwardJSONCall("getEmitOutput('".concat(fileName, "')"), function () {
                 var _a = _this.languageService.getEmitOutput(fileName), diagnostics = _a.diagnostics, rest = __rest(_a, ["diagnostics"]);
                 return __assign(__assign({}, rest), { diagnostics: _this.realizeDiagnostics(diagnostics) });
             });
         };
         LanguageServiceShimObject.prototype.getEmitOutputObject = function (fileName) {
             var _this = this;
-            return forwardCall(this.logger, "getEmitOutput('" + fileName + "')", 
+            return forwardCall(this.logger, "getEmitOutput('".concat(fileName, "')"), 
             /*returnJson*/ false, function () { return _this.languageService.getEmitOutput(fileName); }, this.logPerformance);
         };
         LanguageServiceShimObject.prototype.toggleLineComment = function (fileName, textRange) {
             var _this = this;
-            return this.forwardJSONCall("toggleLineComment('" + fileName + "', '" + JSON.stringify(textRange) + "')", function () { return _this.languageService.toggleLineComment(fileName, textRange); });
+            return this.forwardJSONCall("toggleLineComment('".concat(fileName, "', '").concat(JSON.stringify(textRange), "')"), function () { return _this.languageService.toggleLineComment(fileName, textRange); });
         };
         LanguageServiceShimObject.prototype.toggleMultilineComment = function (fileName, textRange) {
             var _this = this;
-            return this.forwardJSONCall("toggleMultilineComment('" + fileName + "', '" + JSON.stringify(textRange) + "')", function () { return _this.languageService.toggleMultilineComment(fileName, textRange); });
+            return this.forwardJSONCall("toggleMultilineComment('".concat(fileName, "', '").concat(JSON.stringify(textRange), "')"), function () { return _this.languageService.toggleMultilineComment(fileName, textRange); });
         };
         LanguageServiceShimObject.prototype.commentSelection = function (fileName, textRange) {
             var _this = this;
-            return this.forwardJSONCall("commentSelection('" + fileName + "', '" + JSON.stringify(textRange) + "')", function () { return _this.languageService.commentSelection(fileName, textRange); });
+            return this.forwardJSONCall("commentSelection('".concat(fileName, "', '").concat(JSON.stringify(textRange), "')"), function () { return _this.languageService.commentSelection(fileName, textRange); });
         };
         LanguageServiceShimObject.prototype.uncommentSelection = function (fileName, textRange) {
             var _this = this;
-            return this.forwardJSONCall("uncommentSelection('" + fileName + "', '" + JSON.stringify(textRange) + "')", function () { return _this.languageService.uncommentSelection(fileName, textRange); });
+            return this.forwardJSONCall("uncommentSelection('".concat(fileName, "', '").concat(JSON.stringify(textRange), "')"), function () { return _this.languageService.uncommentSelection(fileName, textRange); });
         };
         return LanguageServiceShimObject;
     }(ShimBase));
@@ -162353,7 +162372,7 @@ var ts;
         };
         CoreServicesShimObject.prototype.resolveModuleName = function (fileName, moduleName, compilerOptionsJson) {
             var _this = this;
-            return this.forwardJSONCall("resolveModuleName('" + fileName + "')", function () {
+            return this.forwardJSONCall("resolveModuleName('".concat(fileName, "')"), function () {
                 var compilerOptions = JSON.parse(compilerOptionsJson);
                 var result = ts.resolveModuleName(moduleName, ts.normalizeSlashes(fileName), compilerOptions, _this.host);
                 var resolvedFileName = result.resolvedModule ? result.resolvedModule.resolvedFileName : undefined;
@@ -162368,7 +162387,7 @@ var ts;
         };
         CoreServicesShimObject.prototype.resolveTypeReferenceDirective = function (fileName, typeReferenceDirective, compilerOptionsJson) {
             var _this = this;
-            return this.forwardJSONCall("resolveTypeReferenceDirective(" + fileName + ")", function () {
+            return this.forwardJSONCall("resolveTypeReferenceDirective(".concat(fileName, ")"), function () {
                 var compilerOptions = JSON.parse(compilerOptionsJson);
                 var result = ts.resolveTypeReferenceDirective(typeReferenceDirective, ts.normalizeSlashes(fileName), compilerOptions, _this.host);
                 return {
@@ -162380,7 +162399,7 @@ var ts;
         };
         CoreServicesShimObject.prototype.getPreProcessedFileInfo = function (fileName, sourceTextSnapshot) {
             var _this = this;
-            return this.forwardJSONCall("getPreProcessedFileInfo('" + fileName + "')", function () {
+            return this.forwardJSONCall("getPreProcessedFileInfo('".concat(fileName, "')"), function () {
                 // for now treat files as JavaScript
                 var result = ts.preProcessFile(ts.getSnapshotText(sourceTextSnapshot), /* readImportFiles */ true, /* detectJavaScriptImports */ true);
                 return {
@@ -162395,7 +162414,7 @@ var ts;
         };
         CoreServicesShimObject.prototype.getAutomaticTypeDirectiveNames = function (compilerOptionsJson) {
             var _this = this;
-            return this.forwardJSONCall("getAutomaticTypeDirectiveNames('" + compilerOptionsJson + "')", function () {
+            return this.forwardJSONCall("getAutomaticTypeDirectiveNames('".concat(compilerOptionsJson, "')"), function () {
                 var compilerOptions = JSON.parse(compilerOptionsJson);
                 return ts.getAutomaticTypeDirectiveNames(compilerOptions, _this.host);
             });
@@ -162417,7 +162436,7 @@ var ts;
         };
         CoreServicesShimObject.prototype.getTSConfigFileInfo = function (fileName, sourceTextSnapshot) {
             var _this = this;
-            return this.forwardJSONCall("getTSConfigFileInfo('" + fileName + "')", function () {
+            return this.forwardJSONCall("getTSConfigFileInfo('".concat(fileName, "')"), function () {
                 var result = ts.parseJsonText(fileName, ts.getSnapshotText(sourceTextSnapshot));
                 var normalizedFileName = ts.normalizeSlashes(fileName);
                 var configFile = ts.parseJsonSourceFileConfigFileContent(result, _this.host, ts.getDirectoryPath(normalizedFileName), /*existingOptions*/ {}, normalizedFileName);
@@ -162617,7 +162636,7 @@ var ts;
         function nowString() {
             // E.g. "12:34:56.789"
             var d = new Date();
-            return ts.padLeft(d.getHours().toString(), 2, "0") + ":" + ts.padLeft(d.getMinutes().toString(), 2, "0") + ":" + ts.padLeft(d.getSeconds().toString(), 2, "0") + "." + ts.padLeft(d.getMilliseconds().toString(), 3, "0");
+            return "".concat(ts.padLeft(d.getHours().toString(), 2, "0"), ":").concat(ts.padLeft(d.getMinutes().toString(), 2, "0"), ":").concat(ts.padLeft(d.getSeconds().toString(), 2, "0"), ".").concat(ts.padLeft(d.getMilliseconds().toString(), 3, "0"));
         }
         server.nowString = nowString;
     })(server = ts.server || (ts.server = {}));
@@ -162628,7 +162647,7 @@ var ts;
     var JsTyping;
     (function (JsTyping) {
         function isTypingUpToDate(cachedTyping, availableTypingVersions) {
-            var availableVersion = new ts.Version(ts.getProperty(availableTypingVersions, "ts" + ts.versionMajorMinor) || ts.getProperty(availableTypingVersions, "latest"));
+            var availableVersion = new ts.Version(ts.getProperty(availableTypingVersions, "ts".concat(ts.versionMajorMinor)) || ts.getProperty(availableTypingVersions, "latest"));
             return availableVersion.compareTo(cachedTyping.version) <= 0;
         }
         JsTyping.isTypingUpToDate = isTypingUpToDate;
@@ -162681,7 +162700,7 @@ var ts;
             "worker_threads",
             "zlib"
         ];
-        JsTyping.prefixedNodeCoreModuleList = unprefixedNodeCoreModuleList.map(function (name) { return "node:" + name; });
+        JsTyping.prefixedNodeCoreModuleList = unprefixedNodeCoreModuleList.map(function (name) { return "node:".concat(name); });
         JsTyping.nodeCoreModuleList = __spreadArray(__spreadArray([], unprefixedNodeCoreModuleList, true), JsTyping.prefixedNodeCoreModuleList, true);
         JsTyping.nodeCoreModules = new ts.Set(JsTyping.nodeCoreModuleList);
         function nonRelativeModuleNameForTypingCache(moduleName) {
@@ -162760,7 +162779,7 @@ var ts;
                 var excludeTypingName = exclude_1[_i];
                 var didDelete = inferredTypings.delete(excludeTypingName);
                 if (didDelete && log)
-                    log("Typing for " + excludeTypingName + " is in exclude list, will be ignored.");
+                    log("Typing for ".concat(excludeTypingName, " is in exclude list, will be ignored."));
             }
             var newTypingNames = [];
             var cachedTypingPaths = [];
@@ -162774,7 +162793,7 @@ var ts;
             });
             var result = { cachedTypingPaths: cachedTypingPaths, newTypingNames: newTypingNames, filesToWatch: filesToWatch };
             if (log)
-                log("Result: " + JSON.stringify(result));
+                log("Result: ".concat(JSON.stringify(result)));
             return result;
             function addInferredTyping(typingName) {
                 if (!inferredTypings.has(typingName)) {
@@ -162783,7 +162802,7 @@ var ts;
             }
             function addInferredTypings(typingNames, message) {
                 if (log)
-                    log(message + ": " + JSON.stringify(typingNames));
+                    log("".concat(message, ": ").concat(JSON.stringify(typingNames)));
                 ts.forEach(typingNames, addInferredTyping);
             }
             /**
@@ -162796,7 +162815,7 @@ var ts;
                 filesToWatch.push(jsonPath);
                 var jsonConfig = ts.readConfigFile(jsonPath, function (path) { return host.readFile(path); }).config;
                 var jsonTypingNames = ts.flatMap([jsonConfig.dependencies, jsonConfig.devDependencies, jsonConfig.optionalDependencies, jsonConfig.peerDependencies], ts.getOwnKeys);
-                addInferredTypings(jsonTypingNames, "Typing names in '" + jsonPath + "' dependencies");
+                addInferredTypings(jsonTypingNames, "Typing names in '".concat(jsonPath, "' dependencies"));
             }
             /**
              * Infer typing names from given file names. For example, the file name "jquery-min.2.3.4.js"
@@ -162835,7 +162854,7 @@ var ts;
                 // depth of 2, so we access `node_modules/foo` but not `node_modules/foo/bar`
                 var fileNames = host.readDirectory(packagesFolderPath, [".json" /* Json */], /*excludes*/ undefined, /*includes*/ undefined, /*depth*/ 2);
                 if (log)
-                    log("Searching for typing names in " + packagesFolderPath + "; all files: " + JSON.stringify(fileNames));
+                    log("Searching for typing names in ".concat(packagesFolderPath, "; all files: ").concat(JSON.stringify(fileNames)));
                 var packageNames = [];
                 for (var _i = 0, fileNames_1 = fileNames; _i < fileNames_1.length; _i++) {
                     var fileName = fileNames_1[_i];
@@ -162862,7 +162881,7 @@ var ts;
                     if (ownTypes) {
                         var absolutePath = ts.getNormalizedAbsolutePath(ownTypes, ts.getDirectoryPath(normalizedFileName));
                         if (log)
-                            log("    Package '" + packageJson.name + "' provides its own types.");
+                            log("    Package '".concat(packageJson.name, "' provides its own types."));
                         inferredTypings.set(packageJson.name, absolutePath);
                     }
                     else {
@@ -162934,15 +162953,15 @@ var ts;
             var kind = isScopeName ? "Scope" : "Package";
             switch (result) {
                 case 1 /* EmptyName */:
-                    return "'" + typing + "':: " + kind + " name '" + name + "' cannot be empty";
+                    return "'".concat(typing, "':: ").concat(kind, " name '").concat(name, "' cannot be empty");
                 case 2 /* NameTooLong */:
-                    return "'" + typing + "':: " + kind + " name '" + name + "' should be less than " + maxPackageNameLength + " characters";
+                    return "'".concat(typing, "':: ").concat(kind, " name '").concat(name, "' should be less than ").concat(maxPackageNameLength, " characters");
                 case 3 /* NameStartsWithDot */:
-                    return "'" + typing + "':: " + kind + " name '" + name + "' cannot start with '.'";
+                    return "'".concat(typing, "':: ").concat(kind, " name '").concat(name, "' cannot start with '.'");
                 case 4 /* NameStartsWithUnderscore */:
-                    return "'" + typing + "':: " + kind + " name '" + name + "' cannot start with '_'";
+                    return "'".concat(typing, "':: ").concat(kind, " name '").concat(name, "' cannot start with '_'");
                 case 5 /* NameContainsNonURISafeCharacters */:
-                    return "'" + typing + "':: " + kind + " name '" + name + "' contains non URI safe characters";
+                    return "'".concat(typing, "':: ").concat(kind, " name '").concat(name, "' contains non URI safe characters");
                 case 0 /* Ok */:
                     return ts.Debug.fail(); // Shouldn't have called this.
                 default:
@@ -162995,7 +163014,7 @@ var ts;
             }
             Errors.ThrowProjectLanguageServiceDisabled = ThrowProjectLanguageServiceDisabled;
             function ThrowProjectDoesNotContainDocument(fileName, project) {
-                throw new Error("Project '" + project.getProjectName() + "' does not contain document '" + fileName + "'");
+                throw new Error("Project '".concat(project.getProjectName(), "' does not contain document '").concat(fileName, "'"));
             }
             Errors.ThrowProjectDoesNotContainDocument = ThrowProjectDoesNotContainDocument;
         })(Errors = server.Errors || (server.Errors = {}));
@@ -163036,12 +163055,12 @@ var ts;
         }
         server.isInferredProjectName = isInferredProjectName;
         function makeInferredProjectName(counter) {
-            return "/dev/null/inferredProject" + counter + "*";
+            return "/dev/null/inferredProject".concat(counter, "*");
         }
         server.makeInferredProjectName = makeInferredProjectName;
         /*@internal*/
         function makeAutoImportProviderProjectName(counter) {
-            return "/dev/null/autoImportProviderProject" + counter + "*";
+            return "/dev/null/autoImportProviderProject".concat(counter, "*");
         }
         server.makeAutoImportProviderProjectName = makeAutoImportProviderProjectName;
         function createSortedArray() {
@@ -163076,7 +163095,7 @@ var ts;
                 // schedule new operation, pass arguments
                 this.pendingTimeouts.set(operationId, this.host.setTimeout(ThrottledOperations.run, delay, this, operationId, cb));
                 if (this.logger) {
-                    this.logger.info("Scheduled: " + operationId + (pendingTimeout ? ", Cancelled earlier one" : ""));
+                    this.logger.info("Scheduled: ".concat(operationId).concat(pendingTimeout ? ", Cancelled earlier one" : ""));
                 }
             };
             ThrottledOperations.prototype.cancel = function (operationId) {
@@ -163090,7 +163109,7 @@ var ts;
                 ts.perfLogger.logStartScheduledOperation(operationId);
                 self.pendingTimeouts.delete(operationId);
                 if (self.logger) {
-                    self.logger.info("Running: " + operationId);
+                    self.logger.info("Running: ".concat(operationId));
                 }
                 cb();
                 ts.perfLogger.logStopScheduledOperation();
@@ -163119,7 +163138,7 @@ var ts;
                 self.host.gc(); // TODO: GH#18217
                 if (log) {
                     var after = self.host.getMemoryUsage(); // TODO: GH#18217
-                    self.logger.perftrc("GC::before " + before + ", after " + after);
+                    self.logger.perftrc("GC::before ".concat(before, ", after ").concat(after));
                 }
                 ts.perfLogger.logStopScheduledOperation();
             };
@@ -163471,8 +163490,8 @@ var ts;
             }
             TextStorage.prototype.getVersion = function () {
                 return this.svc
-                    ? "SVC-" + this.version.svc + "-" + this.svc.getSnapshotVersion()
-                    : "Text-" + this.version.text;
+                    ? "SVC-".concat(this.version.svc, "-").concat(this.svc.getSnapshotVersion())
+                    : "Text-".concat(this.version.text);
             };
             TextStorage.prototype.hasScriptVersionCache_TestOnly = function () {
                 return this.svc !== undefined;
@@ -163615,7 +163634,7 @@ var ts;
                     if (fileSize > server.maxFileSize) {
                         ts.Debug.assert(!!this.info.containingProjects.length);
                         var service = this.info.containingProjects[0].projectService;
-                        service.logger.info("Skipped loading contents of large file " + fileName + " for info " + this.info.fileName + ": fileSize: " + fileSize);
+                        service.logger.info("Skipped loading contents of large file ".concat(fileName, " for info ").concat(this.info.fileName, ": fileSize: ").concat(fileSize));
                         this.info.containingProjects[0].projectService.sendLargeFileReferencedEvent(fileName, fileSize);
                         return { text: "", fileSize: fileSize };
                     }
@@ -163991,14 +164010,14 @@ var ts;
             return project;
         }
         function failIfInvalidPosition(position) {
-            ts.Debug.assert(typeof position === "number", "Expected position " + position + " to be a number.");
+            ts.Debug.assert(typeof position === "number", "Expected position ".concat(position, " to be a number."));
             ts.Debug.assert(position >= 0, "Expected position to be non-negative.");
         }
         function failIfInvalidLocation(location) {
-            ts.Debug.assert(typeof location.line === "number", "Expected line " + location.line + " to be a number.");
-            ts.Debug.assert(typeof location.offset === "number", "Expected offset " + location.offset + " to be a number.");
-            ts.Debug.assert(location.line > 0, "Expected line to be non-" + (location.line === 0 ? "zero" : "negative"));
-            ts.Debug.assert(location.offset > 0, "Expected offset to be non-" + (location.offset === 0 ? "zero" : "negative"));
+            ts.Debug.assert(typeof location.line === "number", "Expected line ".concat(location.line, " to be a number."));
+            ts.Debug.assert(typeof location.offset === "number", "Expected offset ".concat(location.offset, " to be a number."));
+            ts.Debug.assert(location.line > 0, "Expected line to be non-".concat(location.line === 0 ? "zero" : "negative"));
+            ts.Debug.assert(location.offset > 0, "Expected offset to be non-".concat(location.offset === 0 ? "zero" : "negative"));
         }
     })(server = ts.server || (ts.server = {}));
 })(ts || (ts = {}));
@@ -164310,11 +164329,11 @@ var ts;
             };
             Project.resolveModule = function (moduleName, initialDir, host, log, logErrors) {
                 var resolvedPath = ts.normalizeSlashes(host.resolvePath(ts.combinePaths(initialDir, "node_modules")));
-                log("Loading " + moduleName + " from " + initialDir + " (resolved to " + resolvedPath + ")");
+                log("Loading ".concat(moduleName, " from ").concat(initialDir, " (resolved to ").concat(resolvedPath, ")"));
                 var result = host.require(resolvedPath, moduleName); // TODO: GH#18217
                 if (result.error) {
                     var err = result.error.stack || result.error.message || JSON.stringify(result.error);
-                    (logErrors || log)("Failed to load module '" + moduleName + "' from " + resolvedPath + ": " + err);
+                    (logErrors || log)("Failed to load module '".concat(moduleName, "' from ").concat(resolvedPath, ": ").concat(err));
                     return undefined;
                 }
                 return result.module;
@@ -164462,12 +164481,12 @@ var ts;
             };
             /*@internal*/
             Project.prototype.clearInvalidateResolutionOfFailedLookupTimer = function () {
-                return this.projectService.throttledOperations.cancel(this.getProjectName() + "FailedLookupInvalidation");
+                return this.projectService.throttledOperations.cancel("".concat(this.getProjectName(), "FailedLookupInvalidation"));
             };
             /*@internal*/
             Project.prototype.scheduleInvalidateResolutionsOfFailedLookupLocations = function () {
                 var _this = this;
-                this.projectService.throttledOperations.schedule(this.getProjectName() + "FailedLookupInvalidation", /*delay*/ 1000, function () {
+                this.projectService.throttledOperations.schedule("".concat(this.getProjectName(), "FailedLookupInvalidation"), /*delay*/ 1000, function () {
                     if (_this.resolutionCache.invalidateResolutionsOfFailedLookupLocations()) {
                         _this.projectService.delayUpdateProjectGraphAndEnsureProjectStructureForOpenFiles(_this);
                     }
@@ -164645,7 +164664,7 @@ var ts;
                         return plugin.module.getExternalFiles(_this);
                     }
                     catch (e) {
-                        _this.projectService.logger.info("A plugin threw an exception in getExternalFiles: " + e);
+                        _this.projectService.logger.info("A plugin threw an exception in getExternalFiles: ".concat(e));
                         if (e.stack) {
                             _this.projectService.logger.info(e.stack);
                         }
@@ -164748,7 +164767,7 @@ var ts;
                 }
                 return ts.map(this.program.getSourceFiles(), function (sourceFile) {
                     var scriptInfo = _this.projectService.getScriptInfoForPath(sourceFile.resolvedPath);
-                    ts.Debug.assert(!!scriptInfo, "getScriptInfo", function () { return "scriptInfo for a file '" + sourceFile.fileName + "' Path: '" + sourceFile.path + "' / '" + sourceFile.resolvedPath + "' is missing."; });
+                    ts.Debug.assert(!!scriptInfo, "getScriptInfo", function () { return "scriptInfo for a file '".concat(sourceFile.fileName, "' Path: '").concat(sourceFile.path, "' / '").concat(sourceFile.resolvedPath, "' is missing."); });
                     return scriptInfo;
                 });
             };
@@ -164991,7 +165010,7 @@ var ts;
                 var _this = this;
                 var oldProgram = this.program;
                 ts.Debug.assert(!this.isClosed(), "Called update graph worker of closed project");
-                this.writeLog("Starting updateGraphWorker: Project: " + this.getProjectName());
+                this.writeLog("Starting updateGraphWorker: Project: ".concat(this.getProjectName()));
                 var start = ts.timestamp();
                 this.hasInvalidatedResolution = this.resolutionCache.createHasInvalidatedResolution();
                 this.resolutionCache.startCachingPerDirectoryResolution();
@@ -165093,7 +165112,7 @@ var ts;
                 }, function (removed) { return _this.detachScriptInfoFromProject(removed); });
                 var elapsed = ts.timestamp() - start;
                 this.sendPerformanceEvent("UpdateGraph", elapsed);
-                this.writeLog("Finishing updateGraphWorker: Project: " + this.getProjectName() + " Version: " + this.getProjectVersion() + " structureChanged: " + hasNewProgram + (this.program ? " structureIsReused:: " + ts.StructureIsReused[this.program.structureIsReused] : "") + " Elapsed: " + elapsed + "ms");
+                this.writeLog("Finishing updateGraphWorker: Project: ".concat(this.getProjectName(), " Version: ").concat(this.getProjectVersion(), " structureChanged: ").concat(hasNewProgram).concat(this.program ? " structureIsReused:: ".concat(ts.StructureIsReused[this.program.structureIsReused]) : "", " Elapsed: ").concat(elapsed, "ms"));
                 if (this.hasAddedorRemovedFiles) {
                     this.print(/*writeProjectFileNames*/ true);
                 }
@@ -165153,7 +165172,7 @@ var ts;
                     var path = this.toPath(sourceFile);
                     if (this.generatedFilesMap) {
                         if (isGeneratedFileWatcher(this.generatedFilesMap)) {
-                            ts.Debug.fail(this.projectName + " Expected to not have --out watcher for generated file with options: " + JSON.stringify(this.compilerOptions));
+                            ts.Debug.fail("".concat(this.projectName, " Expected to not have --out watcher for generated file with options: ").concat(JSON.stringify(this.compilerOptions)));
                             return;
                         }
                         if (this.generatedFilesMap.has(path))
@@ -165205,20 +165224,20 @@ var ts;
                 if (!this.program)
                     return "\tFiles (0) NoProgram\n";
                 var sourceFiles = this.program.getSourceFiles();
-                var strBuilder = "\tFiles (" + sourceFiles.length + ")\n";
+                var strBuilder = "\tFiles (".concat(sourceFiles.length, ")\n");
                 if (writeProjectFileNames) {
                     for (var _i = 0, sourceFiles_1 = sourceFiles; _i < sourceFiles_1.length; _i++) {
                         var file = sourceFiles_1[_i];
-                        strBuilder += "\t" + file.fileName + "\n";
+                        strBuilder += "\t".concat(file.fileName, "\n");
                     }
                     strBuilder += "\n\n";
-                    ts.explainFiles(this.program, function (s) { return strBuilder += "\t" + s + "\n"; });
+                    ts.explainFiles(this.program, function (s) { return strBuilder += "\t".concat(s, "\n"); });
                 }
                 return strBuilder;
             };
             /*@internal*/
             Project.prototype.print = function (writeProjectFileNames) {
-                this.writeLog("Project '" + this.projectName + "' (" + ProjectKind[this.projectKind] + ")");
+                this.writeLog("Project '".concat(this.projectName, "' (").concat(ProjectKind[this.projectKind], ")"));
                 this.writeLog(this.filesToString(writeProjectFileNames && this.projectService.logger.hasLevel(server.LogLevel.verbose)));
                 this.writeLog("-----------------------------------------------");
                 if (this.autoImportProviderHost) {
@@ -165380,7 +165399,7 @@ var ts;
                         if (options.plugins && options.plugins.some(function (p) { return p.name === globalPluginName; }))
                             return "continue";
                         // Provide global: true so plugins can detect why they can't find their config
-                        this_1.projectService.logger.info("Loading global plugin " + globalPluginName);
+                        this_1.projectService.logger.info("Loading global plugin ".concat(globalPluginName));
                         this_1.enablePlugin({ name: globalPluginName, global: true }, searchPaths, pluginConfigOverrides);
                     };
                     var this_1 = this;
@@ -165393,9 +165412,9 @@ var ts;
             };
             Project.prototype.enablePlugin = function (pluginConfigEntry, searchPaths, pluginConfigOverrides) {
                 var _this = this;
-                this.projectService.logger.info("Enabling plugin " + pluginConfigEntry.name + " from candidate paths: " + searchPaths.join(","));
+                this.projectService.logger.info("Enabling plugin ".concat(pluginConfigEntry.name, " from candidate paths: ").concat(searchPaths.join(",")));
                 if (!pluginConfigEntry.name || ts.parsePackageName(pluginConfigEntry.name).rest) {
-                    this.projectService.logger.info("Skipped loading plugin " + (pluginConfigEntry.name || JSON.stringify(pluginConfigEntry)) + " because only package name is allowed plugin name");
+                    this.projectService.logger.info("Skipped loading plugin ".concat(pluginConfigEntry.name || JSON.stringify(pluginConfigEntry), " because only package name is allowed plugin name"));
                     return;
                 }
                 var log = function (message) { return _this.projectService.logger.info(message); };
@@ -165418,13 +165437,13 @@ var ts;
                 }
                 else {
                     ts.forEach(errorLogs, log);
-                    this.projectService.logger.info("Couldn't find " + pluginConfigEntry.name);
+                    this.projectService.logger.info("Couldn't find ".concat(pluginConfigEntry.name));
                 }
             };
             Project.prototype.enableProxy = function (pluginModuleFactory, configEntry) {
                 try {
                     if (typeof pluginModuleFactory !== "function") {
-                        this.projectService.logger.info("Skipped loading plugin " + configEntry.name + " because it did not expose a proper factory function");
+                        this.projectService.logger.info("Skipped loading plugin ".concat(configEntry.name, " because it did not expose a proper factory function"));
                         return;
                     }
                     var info = {
@@ -165441,7 +165460,7 @@ var ts;
                         var k = _a[_i];
                         // eslint-disable-next-line no-in-operator
                         if (!(k in newLS)) {
-                            this.projectService.logger.info("Plugin activation warning: Missing proxied method " + k + " in created LS. Patching.");
+                            this.projectService.logger.info("Plugin activation warning: Missing proxied method ".concat(k, " in created LS. Patching."));
                             newLS[k] = this.languageService[k];
                         }
                     }
@@ -165450,7 +165469,7 @@ var ts;
                     this.plugins.push({ name: configEntry.name, module: pluginModule });
                 }
                 catch (e) {
-                    this.projectService.logger.info("Plugin activation failed: " + e);
+                    this.projectService.logger.info("Plugin activation failed: ".concat(e));
                 }
             };
             /*@internal*/
@@ -165965,7 +165984,7 @@ var ts;
                 var searchPaths = __spreadArray([ts.combinePaths(this.projectService.getExecutingFilePath(), "../../..")], this.projectService.pluginProbeLocations, true);
                 if (this.projectService.allowLocalPluginLoads) {
                     var local = ts.getDirectoryPath(this.canonicalConfigFilePath);
-                    this.projectService.logger.info("Local plugin loading enabled; adding " + local + " to search paths");
+                    this.projectService.logger.info("Local plugin loading enabled; adding ".concat(local, " to search paths"));
                     searchPaths.unshift(local);
                 }
                 // Enable tsconfig-specified plugins
@@ -166391,7 +166410,7 @@ var ts;
             return forEachAnyProjectReferenceKind(project, function (resolvedRef) { return callbackRefProject(project, cb, resolvedRef.sourceFile.path); }, function (projectRef) { return callbackRefProject(project, cb, project.toPath(ts.resolveProjectReferencePath(projectRef))); }, function (potentialProjectRef) { return callbackRefProject(project, cb, potentialProjectRef); });
         }
         function getDetailWatchInfo(watchType, project) {
-            return (ts.isString(project) ? "Config: " + project + " " : project ? "Project: " + project.getProjectName() + " " : "") + "WatchType: " + watchType;
+            return "".concat(ts.isString(project) ? "Config: ".concat(project, " ") : project ? "Project: ".concat(project.getProjectName(), " ") : "", "WatchType: ").concat(watchType);
         }
         function isScriptInfoWatchedFromNodeModules(info) {
             return !info.isScriptOpen() && info.mTime !== undefined;
@@ -166596,7 +166615,7 @@ var ts;
                 try {
                     var fileContent = this.host.readFile(this.typesMapLocation); // TODO: GH#18217
                     if (fileContent === undefined) {
-                        this.logger.info("Provided types map file \"" + this.typesMapLocation + "\" doesn't exist");
+                        this.logger.info("Provided types map file \"".concat(this.typesMapLocation, "\" doesn't exist"));
                         return;
                     }
                     var raw = JSON.parse(fileContent);
@@ -166614,7 +166633,7 @@ var ts;
                     }
                 }
                 catch (e) {
-                    this.logger.info("Error loading types map: " + e);
+                    this.logger.info("Error loading types map: ".concat(e));
                     this.safelist = defaultTypeSafeList;
                     this.legacySafelist.clear();
                 }
@@ -166936,7 +166955,7 @@ var ts;
                     var fsResult = config.cachedDirectoryStructureHost.addOrDeleteFileOrDirectory(fileOrDirectory, fileOrDirectoryPath);
                     if (ts.getBaseFileName(fileOrDirectoryPath) === "package.json" && !ts.isInsideNodeModules(fileOrDirectoryPath) &&
                         (fsResult && fsResult.fileExists || !fsResult && _this.host.fileExists(fileOrDirectoryPath))) {
-                        _this.logger.info("Config: " + configFileName + " Detected new package.json: " + fileOrDirectory);
+                        _this.logger.info("Config: ".concat(configFileName, " Detected new package.json: ").concat(fileOrDirectory));
                         _this.onAddPackageJson(fileOrDirectoryPath);
                     }
                     var configuredProjectForConfig = _this.findConfiguredProjectByProjectName(configFileName);
@@ -167059,13 +167078,13 @@ var ts;
                 project.print(/*writeProjectFileNames*/ true);
                 project.close();
                 if (ts.Debug.shouldAssert(1 /* Normal */)) {
-                    this.filenameToScriptInfo.forEach(function (info) { return ts.Debug.assert(!info.isAttached(project), "Found script Info still attached to project", function () { return project.projectName + ": ScriptInfos still attached: " + JSON.stringify(ts.arrayFrom(ts.mapDefinedIterator(_this.filenameToScriptInfo.values(), function (info) { return info.isAttached(project) ?
+                    this.filenameToScriptInfo.forEach(function (info) { return ts.Debug.assert(!info.isAttached(project), "Found script Info still attached to project", function () { return "".concat(project.projectName, ": ScriptInfos still attached: ").concat(JSON.stringify(ts.arrayFrom(ts.mapDefinedIterator(_this.filenameToScriptInfo.values(), function (info) { return info.isAttached(project) ?
                         {
                             fileName: info.fileName,
                             projects: info.containingProjects.map(function (p) { return p.projectName; }),
                             hasMixedContent: info.hasMixedContent
                         } : undefined; })), 
-                    /*replacer*/ undefined, " "); }); });
+                    /*replacer*/ undefined, " ")); }); });
                 }
                 // Remove the project from pending project updates
                 this.pendingProjectUpdates.delete(project.getProjectName());
@@ -167466,15 +167485,15 @@ var ts;
                     if (result !== undefined)
                         return result || undefined;
                 }
-                this.logger.info("Search path: " + ts.getDirectoryPath(info.fileName));
+                this.logger.info("Search path: ".concat(ts.getDirectoryPath(info.fileName)));
                 var configFileName = this.forEachConfigFileLocation(info, function (canonicalConfigFilePath, configFileName) {
                     return _this.configFileExists(configFileName, canonicalConfigFilePath, info);
                 });
                 if (configFileName) {
-                    this.logger.info("For info: " + info.fileName + " :: Config file name: " + configFileName);
+                    this.logger.info("For info: ".concat(info.fileName, " :: Config file name: ").concat(configFileName));
                 }
                 else {
-                    this.logger.info("For info: " + info.fileName + " :: No config files found.");
+                    this.logger.info("For info: ".concat(info.fileName, " :: No config files found."));
                 }
                 if (isOpenScriptInfo(info)) {
                     this.configFileForOpenFiles.set(info.path, configFileName || false);
@@ -167493,8 +167512,8 @@ var ts;
                 this.logger.info("Open files: ");
                 this.openFiles.forEach(function (projectRootPath, path) {
                     var info = _this.getScriptInfoForPath(path);
-                    _this.logger.info("\tFileName: " + info.fileName + " ProjectRootPath: " + projectRootPath);
-                    _this.logger.info("\t\tProjects: " + info.containingProjects.map(function (p) { return p.getProjectName(); }));
+                    _this.logger.info("\tFileName: ".concat(info.fileName, " ProjectRootPath: ").concat(projectRootPath));
+                    _this.logger.info("\t\tProjects: ".concat(info.containingProjects.map(function (p) { return p.getProjectName(); })));
                 });
                 this.logger.endGroup();
             };
@@ -167533,7 +167552,7 @@ var ts;
                             .map(function (name) { return ({ name: name, size: _this.host.getFileSize(name) }); })
                             .sort(function (a, b) { return b.size - a.size; })
                             .slice(0, 5);
-                        this.logger.info("Non TS file size exceeded limit (" + totalNonTsFileSize + "). Largest files: " + top5LargestFiles.map(function (file) { return file.name + ":" + file.size; }).join(", "));
+                        this.logger.info("Non TS file size exceeded limit (".concat(totalNonTsFileSize, "). Largest files: ").concat(top5LargestFiles.map(function (file) { return "".concat(file.name, ":").concat(file.size); }).join(", ")));
                         // Keep the size as zero since it's disabled
                         return fileName;
                     }
@@ -167602,7 +167621,7 @@ var ts;
             };
             /* @internal */
             ProjectService.prototype.createConfiguredProject = function (configFileName) {
-                this.logger.info("Creating configuration project " + configFileName);
+                this.logger.info("Creating configuration project ".concat(configFileName));
                 var canonicalConfigFilePath = server.asNormalizedPath(this.toCanonicalFileName(configFileName));
                 var configFileExistenceInfo = this.configFileExistenceInfoCache.get(canonicalConfigFilePath);
                 // We could be in this scenario if project is the configured project tracked by external project
@@ -167713,12 +167732,12 @@ var ts;
                 if (parsedCommandLine.errors.length) {
                     configFileErrors.push.apply(configFileErrors, parsedCommandLine.errors);
                 }
-                this.logger.info("Config: " + configFilename + " : " + JSON.stringify({
+                this.logger.info("Config: ".concat(configFilename, " : ").concat(JSON.stringify({
                     rootNames: parsedCommandLine.fileNames,
                     options: parsedCommandLine.options,
                     watchOptions: parsedCommandLine.watchOptions,
                     projectReferences: parsedCommandLine.projectReferences
-                }, /*replacer*/ undefined, " "));
+                }, /*replacer*/ undefined, " ")));
                 var oldCommandLine = (_b = configFileExistenceInfo.config) === null || _b === void 0 ? void 0 : _b.parsedCommandLine;
                 if (!configFileExistenceInfo.config) {
                     configFileExistenceInfo.config = { parsedCommandLine: parsedCommandLine, cachedDirectoryStructureHost: cachedDirectoryStructureHost, projects: new ts.Map() };
@@ -167748,7 +167767,7 @@ var ts;
                     // Update projects
                     var ensureProjectsForOpenFiles = false;
                     (_a = _this.sharedExtendedConfigFileWatchers.get(extendedConfigFilePath)) === null || _a === void 0 ? void 0 : _a.projects.forEach(function (canonicalPath) {
-                        ensureProjectsForOpenFiles = _this.delayUpdateProjectsFromParsedConfigOnConfigFileChange(canonicalPath, "Change in extended config file " + extendedConfigFileName + " detected") || ensureProjectsForOpenFiles;
+                        ensureProjectsForOpenFiles = _this.delayUpdateProjectsFromParsedConfigOnConfigFileChange(canonicalPath, "Change in extended config file ".concat(extendedConfigFileName, " detected")) || ensureProjectsForOpenFiles;
                     });
                     if (ensureProjectsForOpenFiles)
                         _this.delayEnsureProjectForOpenFiles();
@@ -167904,7 +167923,7 @@ var ts;
                 // Clear the cache since we are reloading the project from disk
                 host.clearCache();
                 var configFileName = project.getConfigFilePath();
-                this.logger.info((isInitialLoad ? "Loading" : "Reloading") + " configured project " + configFileName);
+                this.logger.info("".concat(isInitialLoad ? "Loading" : "Reloading", " configured project ").concat(configFileName));
                 // Load project from the disk
                 this.loadConfiguredProject(project, reason);
                 project.updateGraph();
@@ -168043,7 +168062,7 @@ var ts;
                     var path = _a[0], scriptInfo = _a[1];
                     return ({ path: path, fileName: scriptInfo.fileName });
                 });
-                this.logger.msg("Could not find file " + JSON.stringify(fileName) + ".\nAll files are: " + JSON.stringify(names), server.Msg.Err);
+                this.logger.msg("Could not find file ".concat(JSON.stringify(fileName), ".\nAll files are: ").concat(JSON.stringify(names)), server.Msg.Err);
             };
             /**
              * Returns the projects that contain script info through SymLink
@@ -168227,9 +168246,9 @@ var ts;
                 var info = this.getScriptInfoForPath(path);
                 if (!info) {
                     var isDynamic = server.isDynamicFileName(fileName);
-                    ts.Debug.assert(ts.isRootedDiskPath(fileName) || isDynamic || openedByClient, "", function () { return JSON.stringify({ fileName: fileName, currentDirectory: currentDirectory, hostCurrentDirectory: _this.currentDirectory, openKeys: ts.arrayFrom(_this.openFilesWithNonRootedDiskPath.keys()) }) + "\nScript info with non-dynamic relative file name can only be open script info or in context of host currentDirectory"; });
-                    ts.Debug.assert(!ts.isRootedDiskPath(fileName) || this.currentDirectory === currentDirectory || !this.openFilesWithNonRootedDiskPath.has(this.toCanonicalFileName(fileName)), "", function () { return JSON.stringify({ fileName: fileName, currentDirectory: currentDirectory, hostCurrentDirectory: _this.currentDirectory, openKeys: ts.arrayFrom(_this.openFilesWithNonRootedDiskPath.keys()) }) + "\nOpen script files with non rooted disk path opened with current directory context cannot have same canonical names"; });
-                    ts.Debug.assert(!isDynamic || this.currentDirectory === currentDirectory || this.useInferredProjectPerProjectRoot, "", function () { return JSON.stringify({ fileName: fileName, currentDirectory: currentDirectory, hostCurrentDirectory: _this.currentDirectory, openKeys: ts.arrayFrom(_this.openFilesWithNonRootedDiskPath.keys()) }) + "\nDynamic files must always be opened with service's current directory or service should support inferred project per projectRootPath."; });
+                    ts.Debug.assert(ts.isRootedDiskPath(fileName) || isDynamic || openedByClient, "", function () { return "".concat(JSON.stringify({ fileName: fileName, currentDirectory: currentDirectory, hostCurrentDirectory: _this.currentDirectory, openKeys: ts.arrayFrom(_this.openFilesWithNonRootedDiskPath.keys()) }), "\nScript info with non-dynamic relative file name can only be open script info or in context of host currentDirectory"); });
+                    ts.Debug.assert(!ts.isRootedDiskPath(fileName) || this.currentDirectory === currentDirectory || !this.openFilesWithNonRootedDiskPath.has(this.toCanonicalFileName(fileName)), "", function () { return "".concat(JSON.stringify({ fileName: fileName, currentDirectory: currentDirectory, hostCurrentDirectory: _this.currentDirectory, openKeys: ts.arrayFrom(_this.openFilesWithNonRootedDiskPath.keys()) }), "\nOpen script files with non rooted disk path opened with current directory context cannot have same canonical names"); });
+                    ts.Debug.assert(!isDynamic || this.currentDirectory === currentDirectory || this.useInferredProjectPerProjectRoot, "", function () { return "".concat(JSON.stringify({ fileName: fileName, currentDirectory: currentDirectory, hostCurrentDirectory: _this.currentDirectory, openKeys: ts.arrayFrom(_this.openFilesWithNonRootedDiskPath.keys()) }), "\nDynamic files must always be opened with service's current directory or service should support inferred project per projectRootPath."); });
                     // If the file is not opened by client and the file doesnot exist on the disk, return
                     if (!openedByClient && !isDynamic && !(hostToQueryFileExistsOn || this.host).fileExists(fileName)) {
                         return;
@@ -168408,13 +168427,13 @@ var ts;
                     var info = this.getScriptInfoForNormalizedPath(server.toNormalizedPath(args.file));
                     if (info) {
                         info.setOptions(convertFormatOptions(args.formatOptions), args.preferences);
-                        this.logger.info("Host configuration update for file " + args.file);
+                        this.logger.info("Host configuration update for file ".concat(args.file));
                     }
                 }
                 else {
                     if (args.hostInfo !== undefined) {
                         this.hostConfiguration.hostInfo = args.hostInfo;
-                        this.logger.info("Host information " + args.hostInfo);
+                        this.logger.info("Host information ".concat(args.hostInfo));
                     }
                     if (args.formatOptions) {
                         this.hostConfiguration.formatCodeOptions = __assign(__assign({}, this.hostConfiguration.formatCodeOptions), convertFormatOptions(args.formatOptions));
@@ -168446,7 +168465,7 @@ var ts;
                     }
                     if (args.watchOptions) {
                         this.hostConfiguration.watchOptions = (_a = convertWatchOptions(args.watchOptions)) === null || _a === void 0 ? void 0 : _a.watchOptions;
-                        this.logger.info("Host watch options changed to " + JSON.stringify(this.hostConfiguration.watchOptions) + ", it will be take effect for next watches.");
+                        this.logger.info("Host watch options changed to ".concat(JSON.stringify(this.hostConfiguration.watchOptions), ", it will be take effect for next watches."));
                     }
                 }
             };
@@ -168658,7 +168677,7 @@ var ts;
                             ? originalLocation
                             : location;
                     }
-                    configuredProject = this.createAndLoadConfiguredProject(configFileName, "Creating project for original file: " + originalFileInfo.fileName + (location !== originalLocation ? " for location: " + location.fileName : ""));
+                    configuredProject = this.createAndLoadConfiguredProject(configFileName, "Creating project for original file: ".concat(originalFileInfo.fileName).concat(location !== originalLocation ? " for location: " + location.fileName : ""));
                 }
                 updateProjectIfDirty(configuredProject);
                 var projectContainsOriginalInfo = function (project) {
@@ -168670,7 +168689,7 @@ var ts;
                     configuredProject = forEachResolvedProjectReferenceProject(configuredProject, fileName, function (child) {
                         updateProjectIfDirty(child);
                         return projectContainsOriginalInfo(child) ? child : undefined;
-                    }, ProjectReferenceProjectLoadKind.FindCreateLoad, "Creating project referenced in solution " + configuredProject.projectName + " to find possible configured project for original file: " + originalFileInfo.fileName + (location !== originalLocation ? " for location: " + location.fileName : ""));
+                    }, ProjectReferenceProjectLoadKind.FindCreateLoad, "Creating project referenced in solution ".concat(configuredProject.projectName, " to find possible configured project for original file: ").concat(originalFileInfo.fileName).concat(location !== originalLocation ? " for location: " + location.fileName : ""));
                     if (!configuredProject)
                         return undefined;
                     if (configuredProject === project)
@@ -168724,7 +168743,7 @@ var ts;
                     if (configFileName) {
                         project = this.findConfiguredProjectByProjectName(configFileName);
                         if (!project) {
-                            project = this.createLoadAndUpdateConfiguredProject(configFileName, "Creating possible configured project for " + info.fileName + " to open");
+                            project = this.createLoadAndUpdateConfiguredProject(configFileName, "Creating possible configured project for ".concat(info.fileName, " to open"));
                             defaultConfigProjectIsCreated = true;
                         }
                         else {
@@ -168754,7 +168773,7 @@ var ts;
                                 if (!projectForConfigFileDiag && child.containsScriptInfo(info)) {
                                     projectForConfigFileDiag = child;
                                 }
-                            }, ProjectReferenceProjectLoadKind.FindCreateLoad, "Creating project referenced in solution " + project.projectName + " to find possible configured project for " + info.fileName + " to open");
+                            }, ProjectReferenceProjectLoadKind.FindCreateLoad, "Creating project referenced in solution ".concat(project.projectName, " to find possible configured project for ").concat(info.fileName, " to open"));
                         }
                         // Send the event only if the project got created as part of this open request and info is part of the project
                         if (projectForConfigFileDiag) {
@@ -168816,7 +168835,7 @@ var ts;
                         return;
                     // find or delay load the project
                     var ancestor = this.findConfiguredProjectByProjectName(configFileName) ||
-                        this.createConfiguredProjectWithDelayLoad(configFileName, "Creating project possibly referencing default composite project " + project.getProjectName() + " of open file " + info.fileName);
+                        this.createConfiguredProjectWithDelayLoad(configFileName, "Creating project possibly referencing default composite project ".concat(project.getProjectName(), " of open file ").concat(info.fileName));
                     if (ancestor.isInitialLoadPending()) {
                         // Set a potential project reference
                         ancestor.setPotentialProjectReference(project.canonicalConfigFilePath);
@@ -168859,7 +168878,7 @@ var ts;
                     // Load this project,
                     var configFileName = server.toNormalizedPath(child.sourceFile.fileName);
                     var childProject = project.projectService.findConfiguredProjectByProjectName(configFileName) ||
-                        project.projectService.createAndLoadConfiguredProject(configFileName, "Creating project referenced by : " + project.projectName + " as it references project " + referencedProject.sourceFile.fileName);
+                        project.projectService.createAndLoadConfiguredProject(configFileName, "Creating project referenced by : ".concat(project.projectName, " as it references project ").concat(referencedProject.sourceFile.fileName));
                     updateProjectIfDirty(childProject);
                     // Ensure children for this project
                     this.ensureProjectChildren(childProject, forProjects, seenProjects);
@@ -169160,7 +169179,7 @@ var ts;
                     for (var _b = 0, normalizedNames_1 = normalizedNames; _b < normalizedNames_1.length; _b++) {
                         var root = normalizedNames_1[_b];
                         if (rule.match.test(root)) {
-                            this_2.logger.info("Excluding files based on rule " + name + " matching file '" + root + "'");
+                            this_2.logger.info("Excluding files based on rule ".concat(name, " matching file '").concat(root, "'"));
                             // If the file matches, collect its types packages and exclude rules
                             if (rule.types) {
                                 for (var _c = 0, _d = rule.types; _c < _d.length; _c++) {
@@ -169185,7 +169204,7 @@ var ts;
                                             if (typeof groupNumberOrString === "number") {
                                                 if (!ts.isString(groups[groupNumberOrString])) {
                                                     // Specification was wrong - exclude nothing!
-                                                    _this.logger.info("Incorrect RegExp specification in safelist rule " + name + " - not enough groups");
+                                                    _this.logger.info("Incorrect RegExp specification in safelist rule ".concat(name, " - not enough groups"));
                                                     // * can't appear in a filename; escape it because it's feeding into a RegExp
                                                     return "\\*";
                                                 }
@@ -169233,7 +169252,7 @@ var ts;
                                 var cleanedTypingName = ts.removeMinAndVersionNumbers(inferredTypingName);
                                 var typeName = this_3.legacySafelist.get(cleanedTypingName);
                                 if (typeName !== undefined) {
-                                    this_3.logger.info("Excluded '" + normalizedNames[i] + "' because it matched " + cleanedTypingName + " from the legacy safelist");
+                                    this_3.logger.info("Excluded '".concat(normalizedNames[i], "' because it matched ").concat(cleanedTypingName, " from the legacy safelist"));
                                     excludedFiles.push(normalizedNames[i]);
                                     // *exclude* it from the project...
                                     exclude = true;
@@ -169363,8 +169382,8 @@ var ts;
                         if (!project) {
                             // errors are stored in the project, do not need to update the graph
                             project = this.getHostPreferences().lazyConfiguredProjectsFromExternalProject ?
-                                this.createConfiguredProjectWithDelayLoad(tsconfigFile, "Creating configured project in external project: " + proj.projectFileName) :
-                                this.createLoadAndUpdateConfiguredProject(tsconfigFile, "Creating configured project in external project: " + proj.projectFileName);
+                                this.createConfiguredProjectWithDelayLoad(tsconfigFile, "Creating configured project in external project: ".concat(proj.projectFileName)) :
+                                this.createLoadAndUpdateConfiguredProject(tsconfigFile, "Creating configured project in external project: ".concat(proj.projectFileName));
                         }
                         if (project && !ts.contains(exisingConfigFiles, tsconfigFile)) {
                             // keep project alive even if no documents are opened - its lifetime is bound to the lifetime of containing external project
@@ -169602,7 +169621,7 @@ var ts;
                 return cache || (cache = new ts.Map());
             }
             function key(fromFileName, preferences) {
-                return fromFileName + "," + preferences.importModuleSpecifierEnding + "," + preferences.importModuleSpecifierPreference;
+                return "".concat(fromFileName, ",").concat(preferences.importModuleSpecifierEnding, ",").concat(preferences.importModuleSpecifierPreference);
             }
             function createInfo(modulePaths, moduleSpecifiers, isAutoImportable) {
                 return { modulePaths: modulePaths, moduleSpecifiers: moduleSpecifiers, isAutoImportable: isAutoImportable };
@@ -169761,10 +169780,10 @@ var ts;
             var verboseLogging = logger.hasLevel(server.LogLevel.verbose);
             var json = JSON.stringify(msg);
             if (verboseLogging) {
-                logger.info(msg.type + ":" + server.indent(json));
+                logger.info("".concat(msg.type, ":").concat(server.indent(json)));
             }
             var len = byteLength(json, "utf8");
-            return "Content-Length: " + (1 + len) + "\r\n\r\n" + json + newLine;
+            return "Content-Length: ".concat(1 + len, "\r\n\r\n").concat(json).concat(newLine);
         }
         server.formatMessage = formatMessage;
         /**
@@ -169829,7 +169848,7 @@ var ts;
                     }
                     else {
                         ts.tracing === null || ts.tracing === void 0 ? void 0 : ts.tracing.instant("session" /* Session */, "stepError", { seq: this.requestId, message: e.message });
-                        this.operationHost.logError(e, "delayed processing of request " + this.requestId);
+                        this.operationHost.logError(e, "delayed processing of request ".concat(this.requestId));
                     }
                 }
                 if (stop || !this.hasPendingWork()) {
@@ -170614,14 +170633,14 @@ var ts;
                     case ts.LanguageServiceMode.PartialSemantic:
                         invalidPartialSemanticModeCommands.forEach(function (commandName) {
                             return _this.handlers.set(commandName, function (request) {
-                                throw new Error("Request: " + request.command + " not allowed in LanguageServiceMode.PartialSemantic");
+                                throw new Error("Request: ".concat(request.command, " not allowed in LanguageServiceMode.PartialSemantic"));
                             });
                         });
                         break;
                     case ts.LanguageServiceMode.Syntactic:
                         invalidSyntacticModeCommands.forEach(function (commandName) {
                             return _this.handlers.set(commandName, function (request) {
-                                throw new Error("Request: " + request.command + " not allowed in LanguageServiceMode.Syntactic");
+                                throw new Error("Request: ".concat(request.command, " not allowed in LanguageServiceMode.Syntactic"));
                             });
                         });
                         break;
@@ -170696,7 +170715,7 @@ var ts;
             };
             Session.prototype.projectsUpdatedInBackgroundEvent = function (openFiles) {
                 var _this = this;
-                this.projectService.logger.info("got projects updated in background, updating diagnostics for " + openFiles);
+                this.projectService.logger.info("got projects updated in background, updating diagnostics for ".concat(openFiles));
                 if (openFiles.length) {
                     if (!this.suppressDiagnosticEvents && !this.noGetErrOnBackgroundUpdate) {
                         // For now only queue error checking for open files. We can change this to include non open files as well
@@ -170726,17 +170745,17 @@ var ts;
                             var scriptInfo = project.getScriptInfoForNormalizedPath(file);
                             if (scriptInfo) {
                                 var text = ts.getSnapshotText(scriptInfo.getSnapshot());
-                                msg += "\n\nFile text of " + fileRequest.file + ":" + server.indent(text) + "\n";
+                                msg += "\n\nFile text of ".concat(fileRequest.file, ":").concat(server.indent(text), "\n");
                             }
                         }
                         catch (_b) { } // eslint-disable-line no-empty
                     }
                     if (err.ProgramFiles) {
-                        msg += "\n\nProgram files: " + JSON.stringify(err.ProgramFiles) + "\n";
+                        msg += "\n\nProgram files: ".concat(JSON.stringify(err.ProgramFiles), "\n");
                         msg += "\n\nProjects::\n";
                         var counter_1 = 0;
                         var addProjectInfo = function (project) {
-                            msg += "\nProject '" + project.projectName + "' (" + server.ProjectKind[project.projectKind] + ") " + counter_1 + "\n";
+                            msg += "\nProject '".concat(project.projectName, "' (").concat(server.ProjectKind[project.projectKind], ") ").concat(counter_1, "\n");
                             msg += project.filesToString(/*writeProjectFileNames*/ true);
                             msg += "\n-----------------------------------------------\n";
                             counter_1++;
@@ -170751,12 +170770,12 @@ var ts;
             Session.prototype.send = function (msg) {
                 if (msg.type === "event" && !this.canUseEvents) {
                     if (this.logger.hasLevel(server.LogLevel.verbose)) {
-                        this.logger.info("Session does not support events: ignored event: " + JSON.stringify(msg));
+                        this.logger.info("Session does not support events: ignored event: ".concat(JSON.stringify(msg)));
                     }
                     return;
                 }
                 var msgText = formatMessage(msg, this.logger, this.byteLength, this.host.newLine);
-                ts.perfLogger.logEvent("Response message size: " + msgText.length);
+                ts.perfLogger.logEvent("Response message size: ".concat(msgText.length));
                 this.host.write(msgText);
             };
             Session.prototype.event = function (body, eventName) {
@@ -170894,7 +170913,7 @@ var ts;
                 if (!projects) {
                     return;
                 }
-                this.logger.info("cleaning " + caption);
+                this.logger.info("cleaning ".concat(caption));
                 for (var _i = 0, projects_4 = projects; _i < projects_4.length; _i++) {
                     var p = projects_4[_i];
                     p.getLanguageService(/*ensureSynchronized*/ false).cleanupSemanticCache();
@@ -171308,7 +171327,7 @@ var ts;
                 var refs = references.map(function (entry) { return referenceEntryToReferencesResponseItem(_this.projectService, entry); });
                 return {
                     refs: refs,
-                    symbolName: "\"" + args.file + "\""
+                    symbolName: "\"".concat(args.file, "\"")
                 };
             };
             /**
@@ -171852,7 +171871,7 @@ var ts;
                     });
                     var badCode = args.errorCodes.find(function (c) { return !existingDiagCodes_1.includes(c); });
                     if (badCode !== undefined) {
-                        e.message = "BADCLIENT: Bad error code, " + badCode + " not found in range " + startPosition + ".." + endPosition + " (found: " + existingDiagCodes_1.join(", ") + "); could have caused this error:\n" + e.message;
+                        e.message = "BADCLIENT: Bad error code, ".concat(badCode, " not found in range ").concat(startPosition, "..").concat(endPosition, " (found: ").concat(existingDiagCodes_1.join(", "), "); could have caused this error:\n").concat(e.message);
                     }
                     throw e;
                 }
@@ -172129,7 +172148,7 @@ var ts;
             };
             Session.prototype.addProtocolHandler = function (command, handler) {
                 if (this.handlers.has(command)) {
-                    throw new Error("Protocol handler already exists for command \"" + command + "\"");
+                    throw new Error("Protocol handler already exists for command \"".concat(command, "\""));
                 }
                 this.handlers.set(command, handler);
             };
@@ -172158,8 +172177,8 @@ var ts;
                     return this.executeWithRequestId(request.seq, function () { return handler(request); });
                 }
                 else {
-                    this.logger.msg("Unrecognized JSON command:" + server.stringifyIndented(request), server.Msg.Err);
-                    this.doOutput(/*info*/ undefined, server.CommandNames.Unknown, request.seq, /*success*/ false, "Unrecognized JSON command: " + request.command);
+                    this.logger.msg("Unrecognized JSON command:".concat(server.stringifyIndented(request)), server.Msg.Err);
+                    this.doOutput(/*info*/ undefined, server.CommandNames.Unknown, request.seq, /*success*/ false, "Unrecognized JSON command: ".concat(request.command));
                     return { responseRequired: false };
                 }
             };
@@ -172170,7 +172189,7 @@ var ts;
                 if (this.logger.hasLevel(server.LogLevel.requestTime)) {
                     start = this.hrtime();
                     if (this.logger.hasLevel(server.LogLevel.verbose)) {
-                        this.logger.info("request:" + server.indent(this.toStringMessage(message)));
+                        this.logger.info("request:".concat(server.indent(this.toStringMessage(message))));
                     }
                 }
                 var request;
@@ -172186,10 +172205,10 @@ var ts;
                     if (this.logger.hasLevel(server.LogLevel.requestTime)) {
                         var elapsedTime = hrTimeToMilliseconds(this.hrtime(start)).toFixed(4);
                         if (responseRequired) {
-                            this.logger.perftrc(request.seq + "::" + request.command + ": elapsed time (in milliseconds) " + elapsedTime);
+                            this.logger.perftrc("".concat(request.seq, "::").concat(request.command, ": elapsed time (in milliseconds) ").concat(elapsedTime));
                         }
                         else {
-                            this.logger.perftrc(request.seq + "::" + request.command + ": async elapsed time (in milliseconds) " + elapsedTime);
+                            this.logger.perftrc("".concat(request.seq, "::").concat(request.command, ": async elapsed time (in milliseconds) ").concat(elapsedTime));
                         }
                     }
                     // Note: Log before writing the response, else the editor can complete its activity before the server does
@@ -173125,7 +173144,7 @@ var ts;
                 }
                 if (!this.canWrite())
                     return;
-                s = "[" + server.nowString() + "] " + s + "\n";
+                s = "[".concat(server.nowString(), "] ").concat(s, "\n");
                 if (!this.inGroup || this.firstInGroup) {
                     var prefix = BaseLogger.padStringRight(type + " " + this.seq.toString(), "          ");
                     s = prefix + s;
@@ -173242,12 +173261,12 @@ var ts;
             WorkerSession.prototype.send = function (msg) {
                 if (msg.type === "event" && !this.canUseEvents) {
                     if (this.logger.hasLevel(server.LogLevel.verbose)) {
-                        this.logger.info("Session does not support events: ignored event: " + JSON.stringify(msg));
+                        this.logger.info("Session does not support events: ignored event: ".concat(JSON.stringify(msg)));
                     }
                     return;
                 }
                 if (this.logger.hasLevel(server.LogLevel.verbose)) {
-                    this.logger.info(msg.type + ":" + server.indent(JSON.stringify(msg)));
+                    this.logger.info("".concat(msg.type, ":").concat(server.indent(JSON.stringify(msg))));
                 }
                 this.webHost.writeMessage(msg);
             };
@@ -174310,23 +174329,23 @@ var ts;
                     var status = cacheKey && statusCache_1.get(cacheKey);
                     if (status === undefined) {
                         if (logger.hasLevel(server.LogLevel.verbose)) {
-                            logger.info(cacheKey + " for path " + path + " not found in cache...");
+                            logger.info("".concat(cacheKey, " for path ").concat(path, " not found in cache..."));
                         }
                         try {
                             var args = [ts.combinePaths(__dirname, "watchGuard.js"), path];
                             if (logger.hasLevel(server.LogLevel.verbose)) {
-                                logger.info("Starting " + process.execPath + " with args:" + server.stringifyIndented(args));
+                                logger.info("Starting ".concat(process.execPath, " with args:").concat(server.stringifyIndented(args)));
                             }
                             childProcess.execFileSync(process.execPath, args, { stdio: "ignore", env: { ELECTRON_RUN_AS_NODE: "1" } });
                             status = true;
                             if (logger.hasLevel(server.LogLevel.verbose)) {
-                                logger.info("WatchGuard for path " + path + " returned: OK");
+                                logger.info("WatchGuard for path ".concat(path, " returned: OK"));
                             }
                         }
                         catch (e) {
                             status = false;
                             if (logger.hasLevel(server.LogLevel.verbose)) {
-                                logger.info("WatchGuard for path " + path + " returned: " + e.message);
+                                logger.info("WatchGuard for path ".concat(path, " returned: ").concat(e.message));
                             }
                         }
                         if (cacheKey) {
@@ -174334,7 +174353,7 @@ var ts;
                         }
                     }
                     else if (logger.hasLevel(server.LogLevel.verbose)) {
-                        logger.info("watchDirectory for " + path + " uses cached drive information.");
+                        logger.info("watchDirectory for ".concat(path, " uses cached drive information."));
                     }
                     if (status) {
                         // this drive is safe to use - call real 'watchDirectory'
@@ -174477,7 +174496,7 @@ var ts;
                     return originalWatchDirectory(path, callback, recursive, options);
                 }
                 catch (e) {
-                    logger.info("Exception when creating directory watcher: " + e.message);
+                    logger.info("Exception when creating directory watcher: ".concat(e.message));
                     return ts.noopFileWatcher;
                 }
             }
@@ -174546,7 +174565,7 @@ var ts;
                         args.push(server.Arguments.EnableTelemetry);
                     }
                     if (this.logger.loggingEnabled() && this.logger.getLogFileName()) {
-                        args.push(server.Arguments.LogFile, ts.combinePaths(ts.getDirectoryPath(ts.normalizeSlashes(this.logger.getLogFileName())), "ti-" + process.pid + ".log"));
+                        args.push(server.Arguments.LogFile, ts.combinePaths(ts.getDirectoryPath(ts.normalizeSlashes(this.logger.getLogFileName())), "ti-".concat(process.pid, ".log")));
                     }
                     if (this.typingSafeListLocation) {
                         args.push(server.Arguments.TypingSafeListLocation, this.typingSafeListLocation);
@@ -174570,7 +174589,7 @@ var ts;
                             var currentPort = match[2] !== undefined
                                 ? +match[2]
                                 : match[1].charAt(0) === "d" ? 5858 : 9229;
-                            execArgv.push("--" + match[1] + "=" + (currentPort + 1));
+                            execArgv.push("--".concat(match[1], "=").concat(currentPort + 1));
                             break;
                         }
                     }
@@ -174596,13 +174615,13 @@ var ts;
                     var request = server.createInstallTypingsRequest(project, typeAcquisition, unresolvedImports);
                     if (this.logger.hasLevel(server.LogLevel.verbose)) {
                         if (this.logger.hasLevel(server.LogLevel.verbose)) {
-                            this.logger.info("Scheduling throttled operation:" + server.stringifyIndented(request));
+                            this.logger.info("Scheduling throttled operation:".concat(server.stringifyIndented(request)));
                         }
                     }
                     var operationId = project.getProjectName();
                     var operation = function () {
                         if (_this.logger.hasLevel(server.LogLevel.verbose)) {
-                            _this.logger.info("Sending request:" + server.stringifyIndented(request));
+                            _this.logger.info("Sending request:".concat(server.stringifyIndented(request)));
                         }
                         _this.send(request);
                     };
@@ -174612,7 +174631,7 @@ var ts;
                     }
                     else {
                         if (this.logger.hasLevel(server.LogLevel.verbose)) {
-                            this.logger.info("Deferring request for: " + operationId);
+                            this.logger.info("Deferring request for: ".concat(operationId));
                         }
                         this.requestQueue.push(queuedRequest);
                         this.requestMap.set(operationId, queuedRequest);
@@ -174620,7 +174639,7 @@ var ts;
                 };
                 NodeTypingsInstaller.prototype.handleMessage = function (response) {
                     if (this.logger.hasLevel(server.LogLevel.verbose)) {
-                        this.logger.info("Received response:" + server.stringifyIndented(response));
+                        this.logger.info("Received response:".concat(server.stringifyIndented(response)));
                     }
                     switch (response.kind) {
                         case server.EventTypesRegistry:
@@ -174698,7 +174717,7 @@ var ts;
                                     break;
                                 }
                                 if (this.logger.hasLevel(server.LogLevel.verbose)) {
-                                    this.logger.info("Skipping defunct request for: " + queuedRequest.operationId);
+                                    this.logger.info("Skipping defunct request for: ".concat(queuedRequest.operationId));
                                 }
                             }
                             this.projectService.updateTypingsForProject(response);
@@ -174711,7 +174730,7 @@ var ts;
                 };
                 NodeTypingsInstaller.prototype.scheduleRequest = function (request) {
                     if (this.logger.hasLevel(server.LogLevel.verbose)) {
-                        this.logger.info("Scheduling request for: " + request.operationId);
+                        this.logger.info("Scheduling request for: ".concat(request.operationId));
                     }
                     this.activeRequestCount++;
                     this.host.setTimeout(request.operation, NodeTypingsInstaller.requestDelayMillis);
@@ -174759,7 +174778,7 @@ var ts;
                     if (this.canUseEvents && this.eventPort) {
                         if (!this.eventSocket) {
                             if (this.logger.hasLevel(server.LogLevel.verbose)) {
-                                this.logger.info("eventPort: event \"" + eventName + "\" queued, but socket not yet initialized");
+                                this.logger.info("eventPort: event \"".concat(eventName, "\" queued, but socket not yet initialized"));
                             }
                             (this.socketEventQueue || (this.socketEventQueue = [])).push({ body: body, eventName: eventName });
                             return;
@@ -174837,7 +174856,7 @@ var ts;
                         return ts.combinePaths(ts.combinePaths(cacheLocation, "typescript"), ts.versionMajorMinor);
                     }
                     default:
-                        return ts.Debug.fail("unsupported platform '" + process.platform + "'");
+                        return ts.Debug.fail("unsupported platform '".concat(process.platform, "'"));
                 }
             }
             function getNonWindowsCacheLocation(platformIsDarwin) {
@@ -174847,7 +174866,7 @@ var ts;
                 var usersDir = platformIsDarwin ? "Users" : "home";
                 var homePath = (os.homedir && os.homedir()) ||
                     process.env.HOME ||
-                    ((process.env.LOGNAME || process.env.USER) && "/" + usersDir + "/" + (process.env.LOGNAME || process.env.USER)) ||
+                    ((process.env.LOGNAME || process.env.USER) && "/".concat(usersDir, "/").concat(process.env.LOGNAME || process.env.USER)) ||
                     os.tmpdir();
                 var cacheFolder = platformIsDarwin
                     ? "Library/Caches"
@@ -175005,10 +175024,10 @@ var ts;
             var args = _a.args, logger = _a.logger, cancellationToken = _a.cancellationToken, serverMode = _a.serverMode, unknownServerMode = _a.unknownServerMode, startServer = _a.startSession;
             var syntaxOnly = server.hasArgument("--syntaxOnly");
             logger.info("Starting TS Server");
-            logger.info("Version: " + ts.version);
-            logger.info("Arguments: " + args.join(" "));
-            logger.info("Platform: " + platform + " NodeVersion: " + ts.getNodeMajorVersion() + " CaseSensitive: " + ts.sys.useCaseSensitiveFileNames);
-            logger.info("ServerMode: " + serverMode + " syntaxOnly: " + syntaxOnly + " hasUnknownServerMode: " + unknownServerMode);
+            logger.info("Version: ".concat(ts.version));
+            logger.info("Arguments: ".concat(args.join(" ")));
+            logger.info("Platform: ".concat(platform, " NodeVersion: ").concat(ts.getNodeMajorVersion(), " CaseSensitive: ").concat(ts.sys.useCaseSensitiveFileNames));
+            logger.info("ServerMode: ".concat(serverMode, " syntaxOnly: ").concat(syntaxOnly, " hasUnknownServerMode: ").concat(unknownServerMode));
             ts.setStackTraceLimit();
             if (ts.Debug.isDebugging) {
                 ts.Debug.enableDebugInfo();
diff --git a/lib/tsserverlibrary.js b/lib/tsserverlibrary.js
index a51a6d46f6588..78e20898bdfb9 100644
--- a/lib/tsserverlibrary.js
+++ b/lib/tsserverlibrary.js
@@ -294,7 +294,7 @@ var ts;
     // The following is baselined as a literal template type without intervention
     /** The version of the TypeScript compiler release */
     // eslint-disable-next-line @typescript-eslint/no-inferrable-types
-    ts.version = "4.5.2";
+    ts.version = "4.5.3";
     /* @internal */
     var Comparison;
     (function (Comparison) {
@@ -335,7 +335,7 @@ var ts;
         var constructor = (_a = NativeCollections[nativeFactory]()) !== null && _a !== void 0 ? _a : ts.ShimCollections === null || ts.ShimCollections === void 0 ? void 0 : ts.ShimCollections[shimFactory](ts.getIterator);
         if (constructor)
             return constructor;
-        throw new Error("TypeScript requires an environment that provides a compatible native " + name + " implementation.");
+        throw new Error("TypeScript requires an environment that provides a compatible native ".concat(name, " implementation."));
     }
 })(ts || (ts = {}));
 /* @internal */
@@ -1698,7 +1698,7 @@ var ts;
     function cast(value, test) {
         if (value !== undefined && test(value))
             return value;
-        return ts.Debug.fail("Invalid cast. The supplied value " + value + " did not pass the test '" + ts.Debug.getFunctionName(test) + "'.");
+        return ts.Debug.fail("Invalid cast. The supplied value ".concat(value, " did not pass the test '").concat(ts.Debug.getFunctionName(test), "'."));
     }
     ts.cast = cast;
     /** Does nothing. */
@@ -1789,7 +1789,7 @@ var ts;
     function memoizeOne(callback) {
         var map = new ts.Map();
         return function (arg) {
-            var key = typeof arg + ":" + arg;
+            var key = "".concat(typeof arg, ":").concat(arg);
             var value = map.get(key);
             if (value === undefined && !map.has(key)) {
                 value = callback(arg);
@@ -2239,7 +2239,7 @@ var ts;
     ts.createGetCanonicalFileName = createGetCanonicalFileName;
     function patternText(_a) {
         var prefix = _a.prefix, suffix = _a.suffix;
-        return prefix + "*" + suffix;
+        return "".concat(prefix, "*").concat(suffix);
     }
     ts.patternText = patternText;
     /**
@@ -2552,7 +2552,7 @@ var ts;
         }
         function fail(message, stackCrawlMark) {
             debugger;
-            var e = new Error(message ? "Debug Failure. " + message : "Debug Failure.");
+            var e = new Error(message ? "Debug Failure. ".concat(message) : "Debug Failure.");
             if (Error.captureStackTrace) {
                 Error.captureStackTrace(e, stackCrawlMark || fail);
             }
@@ -2560,12 +2560,12 @@ var ts;
         }
         Debug.fail = fail;
         function failBadSyntaxKind(node, message, stackCrawlMark) {
-            return fail((message || "Unexpected node.") + "\r\nNode " + formatSyntaxKind(node.kind) + " was unexpected.", stackCrawlMark || failBadSyntaxKind);
+            return fail("".concat(message || "Unexpected node.", "\r\nNode ").concat(formatSyntaxKind(node.kind), " was unexpected."), stackCrawlMark || failBadSyntaxKind);
         }
         Debug.failBadSyntaxKind = failBadSyntaxKind;
         function assert(expression, message, verboseDebugInfo, stackCrawlMark) {
             if (!expression) {
-                message = message ? "False expression: " + message : "False expression.";
+                message = message ? "False expression: ".concat(message) : "False expression.";
                 if (verboseDebugInfo) {
                     message += "\r\nVerbose Debug Information: " + (typeof verboseDebugInfo === "string" ? verboseDebugInfo : verboseDebugInfo());
                 }
@@ -2575,26 +2575,26 @@ var ts;
         Debug.assert = assert;
         function assertEqual(a, b, msg, msg2, stackCrawlMark) {
             if (a !== b) {
-                var message = msg ? msg2 ? msg + " " + msg2 : msg : "";
-                fail("Expected " + a + " === " + b + ". " + message, stackCrawlMark || assertEqual);
+                var message = msg ? msg2 ? "".concat(msg, " ").concat(msg2) : msg : "";
+                fail("Expected ".concat(a, " === ").concat(b, ". ").concat(message), stackCrawlMark || assertEqual);
             }
         }
         Debug.assertEqual = assertEqual;
         function assertLessThan(a, b, msg, stackCrawlMark) {
             if (a >= b) {
-                fail("Expected " + a + " < " + b + ". " + (msg || ""), stackCrawlMark || assertLessThan);
+                fail("Expected ".concat(a, " < ").concat(b, ". ").concat(msg || ""), stackCrawlMark || assertLessThan);
             }
         }
         Debug.assertLessThan = assertLessThan;
         function assertLessThanOrEqual(a, b, stackCrawlMark) {
             if (a > b) {
-                fail("Expected " + a + " <= " + b, stackCrawlMark || assertLessThanOrEqual);
+                fail("Expected ".concat(a, " <= ").concat(b), stackCrawlMark || assertLessThanOrEqual);
             }
         }
         Debug.assertLessThanOrEqual = assertLessThanOrEqual;
         function assertGreaterThanOrEqual(a, b, stackCrawlMark) {
             if (a < b) {
-                fail("Expected " + a + " >= " + b, stackCrawlMark || assertGreaterThanOrEqual);
+                fail("Expected ".concat(a, " >= ").concat(b), stackCrawlMark || assertGreaterThanOrEqual);
             }
         }
         Debug.assertGreaterThanOrEqual = assertGreaterThanOrEqual;
@@ -2635,42 +2635,42 @@ var ts;
         function assertNever(member, message, stackCrawlMark) {
             if (message === void 0) { message = "Illegal value:"; }
             var detail = typeof member === "object" && ts.hasProperty(member, "kind") && ts.hasProperty(member, "pos") && formatSyntaxKind ? "SyntaxKind: " + formatSyntaxKind(member.kind) : JSON.stringify(member);
-            return fail(message + " " + detail, stackCrawlMark || assertNever);
+            return fail("".concat(message, " ").concat(detail), stackCrawlMark || assertNever);
         }
         Debug.assertNever = assertNever;
         function assertEachNode(nodes, test, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertEachNode")) {
-                assert(test === undefined || ts.every(nodes, test), message || "Unexpected node.", function () { return "Node array did not pass test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertEachNode);
+                assert(test === undefined || ts.every(nodes, test), message || "Unexpected node.", function () { return "Node array did not pass test '".concat(getFunctionName(test), "'."); }, stackCrawlMark || assertEachNode);
             }
         }
         Debug.assertEachNode = assertEachNode;
         function assertNode(node, test, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertNode")) {
-                assert(node !== undefined && (test === undefined || test(node)), message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind) + " did not pass test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertNode);
+                assert(node !== undefined && (test === undefined || test(node)), message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind), " did not pass test '").concat(getFunctionName(test), "'."); }, stackCrawlMark || assertNode);
             }
         }
         Debug.assertNode = assertNode;
         function assertNotNode(node, test, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertNotNode")) {
-                assert(node === undefined || test === undefined || !test(node), message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node.kind) + " should not have passed test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertNotNode);
+                assert(node === undefined || test === undefined || !test(node), message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node.kind), " should not have passed test '").concat(getFunctionName(test), "'."); }, stackCrawlMark || assertNotNode);
             }
         }
         Debug.assertNotNode = assertNotNode;
         function assertOptionalNode(node, test, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertOptionalNode")) {
-                assert(test === undefined || node === undefined || test(node), message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind) + " did not pass test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertOptionalNode);
+                assert(test === undefined || node === undefined || test(node), message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind), " did not pass test '").concat(getFunctionName(test), "'."); }, stackCrawlMark || assertOptionalNode);
             }
         }
         Debug.assertOptionalNode = assertOptionalNode;
         function assertOptionalToken(node, kind, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertOptionalToken")) {
-                assert(kind === undefined || node === undefined || node.kind === kind, message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind) + " was not a '" + formatSyntaxKind(kind) + "' token."; }, stackCrawlMark || assertOptionalToken);
+                assert(kind === undefined || node === undefined || node.kind === kind, message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind), " was not a '").concat(formatSyntaxKind(kind), "' token."); }, stackCrawlMark || assertOptionalToken);
             }
         }
         Debug.assertOptionalToken = assertOptionalToken;
         function assertMissingNode(node, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertMissingNode")) {
-                assert(node === undefined, message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node.kind) + " was unexpected'."; }, stackCrawlMark || assertMissingNode);
+                assert(node === undefined, message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node.kind), " was unexpected'."); }, stackCrawlMark || assertMissingNode);
             }
         }
         Debug.assertMissingNode = assertMissingNode;
@@ -2691,7 +2691,7 @@ var ts;
         }
         Debug.getFunctionName = getFunctionName;
         function formatSymbol(symbol) {
-            return "{ name: " + ts.unescapeLeadingUnderscores(symbol.escapedName) + "; flags: " + formatSymbolFlags(symbol.flags) + "; declarations: " + ts.map(symbol.declarations, function (node) { return formatSyntaxKind(node.kind); }) + " }";
+            return "{ name: ".concat(ts.unescapeLeadingUnderscores(symbol.escapedName), "; flags: ").concat(formatSymbolFlags(symbol.flags), "; declarations: ").concat(ts.map(symbol.declarations, function (node) { return formatSyntaxKind(node.kind); }), " }");
         }
         Debug.formatSymbol = formatSymbol;
         /**
@@ -2712,7 +2712,7 @@ var ts;
                         break;
                     }
                     if (enumValue !== 0 && enumValue & value) {
-                        result = "" + result + (result ? "|" : "") + enumName;
+                        result = "".concat(result).concat(result ? "|" : "").concat(enumName);
                         remainingFlags &= ~enumValue;
                     }
                 }
@@ -2822,7 +2822,7 @@ var ts;
                                                                     this.flags & 1 /* Unreachable */ ? "FlowUnreachable" :
                                                                         "UnknownFlow";
                             var remainingFlags = this.flags & ~(2048 /* Referenced */ - 1);
-                            return "" + flowHeader + (remainingFlags ? " (" + formatFlowFlags(remainingFlags) + ")" : "");
+                            return "".concat(flowHeader).concat(remainingFlags ? " (".concat(formatFlowFlags(remainingFlags), ")") : "");
                         }
                     },
                     __debugFlowFlags: { get: function () { return formatEnum(this.flags, ts.FlowFlags, /*isFlags*/ true); } },
@@ -2861,7 +2861,7 @@ var ts;
                             // We don't care, this is debug code that's only enabled with a debugger attached -
                             // we're just taking note of it for anyone checking regex performance in the future.
                             defaultValue = String(defaultValue).replace(/(?:,[\s\w\d_]+:[^,]+)+\]$/, "]");
-                            return "NodeArray " + defaultValue;
+                            return "NodeArray ".concat(defaultValue);
                         }
                     }
                 });
@@ -2916,7 +2916,7 @@ var ts;
                         var symbolHeader = this.flags & 33554432 /* Transient */ ? "TransientSymbol" :
                             "Symbol";
                         var remainingSymbolFlags = this.flags & ~33554432 /* Transient */;
-                        return symbolHeader + " '" + ts.symbolName(this) + "'" + (remainingSymbolFlags ? " (" + formatSymbolFlags(remainingSymbolFlags) + ")" : "");
+                        return "".concat(symbolHeader, " '").concat(ts.symbolName(this), "'").concat(remainingSymbolFlags ? " (".concat(formatSymbolFlags(remainingSymbolFlags), ")") : "");
                     }
                 },
                 __debugFlags: { get: function () { return formatSymbolFlags(this.flags); } }
@@ -2926,11 +2926,11 @@ var ts;
                 __tsDebuggerDisplay: {
                     value: function () {
                         var typeHeader = this.flags & 98304 /* Nullable */ ? "NullableType" :
-                            this.flags & 384 /* StringOrNumberLiteral */ ? "LiteralType " + JSON.stringify(this.value) :
-                                this.flags & 2048 /* BigIntLiteral */ ? "LiteralType " + (this.value.negative ? "-" : "") + this.value.base10Value + "n" :
+                            this.flags & 384 /* StringOrNumberLiteral */ ? "LiteralType ".concat(JSON.stringify(this.value)) :
+                                this.flags & 2048 /* BigIntLiteral */ ? "LiteralType ".concat(this.value.negative ? "-" : "").concat(this.value.base10Value, "n") :
                                     this.flags & 8192 /* UniqueESSymbol */ ? "UniqueESSymbolType" :
                                         this.flags & 32 /* Enum */ ? "EnumType" :
-                                            this.flags & 67359327 /* Intrinsic */ ? "IntrinsicType " + this.intrinsicName :
+                                            this.flags & 67359327 /* Intrinsic */ ? "IntrinsicType ".concat(this.intrinsicName) :
                                                 this.flags & 1048576 /* Union */ ? "UnionType" :
                                                     this.flags & 2097152 /* Intersection */ ? "IntersectionType" :
                                                         this.flags & 4194304 /* Index */ ? "IndexType" :
@@ -2949,7 +2949,7 @@ var ts;
                                                                                                             "ObjectType" :
                                                                                 "Type";
                         var remainingObjectFlags = this.flags & 524288 /* Object */ ? this.objectFlags & ~1343 /* ObjectTypeKindMask */ : 0;
-                        return "" + typeHeader + (this.symbol ? " '" + ts.symbolName(this.symbol) + "'" : "") + (remainingObjectFlags ? " (" + formatObjectFlags(remainingObjectFlags) + ")" : "");
+                        return "".concat(typeHeader).concat(this.symbol ? " '".concat(ts.symbolName(this.symbol), "'") : "").concat(remainingObjectFlags ? " (".concat(formatObjectFlags(remainingObjectFlags), ")") : "");
                     }
                 },
                 __debugFlags: { get: function () { return formatTypeFlags(this.flags); } },
@@ -2985,11 +2985,11 @@ var ts;
                         __tsDebuggerDisplay: {
                             value: function () {
                                 var nodeHeader = ts.isGeneratedIdentifier(this) ? "GeneratedIdentifier" :
-                                    ts.isIdentifier(this) ? "Identifier '" + ts.idText(this) + "'" :
-                                        ts.isPrivateIdentifier(this) ? "PrivateIdentifier '" + ts.idText(this) + "'" :
-                                            ts.isStringLiteral(this) ? "StringLiteral " + JSON.stringify(this.text.length < 10 ? this.text : this.text.slice(10) + "...") :
-                                                ts.isNumericLiteral(this) ? "NumericLiteral " + this.text :
-                                                    ts.isBigIntLiteral(this) ? "BigIntLiteral " + this.text + "n" :
+                                    ts.isIdentifier(this) ? "Identifier '".concat(ts.idText(this), "'") :
+                                        ts.isPrivateIdentifier(this) ? "PrivateIdentifier '".concat(ts.idText(this), "'") :
+                                            ts.isStringLiteral(this) ? "StringLiteral ".concat(JSON.stringify(this.text.length < 10 ? this.text : this.text.slice(10) + "...")) :
+                                                ts.isNumericLiteral(this) ? "NumericLiteral ".concat(this.text) :
+                                                    ts.isBigIntLiteral(this) ? "BigIntLiteral ".concat(this.text, "n") :
                                                         ts.isTypeParameterDeclaration(this) ? "TypeParameterDeclaration" :
                                                             ts.isParameter(this) ? "ParameterDeclaration" :
                                                                 ts.isConstructorDeclaration(this) ? "ConstructorDeclaration" :
@@ -3021,7 +3021,7 @@ var ts;
                                                                                                                                                                         ts.isNamedTupleMember(this) ? "NamedTupleMember" :
                                                                                                                                                                             ts.isImportTypeNode(this) ? "ImportTypeNode" :
                                                                                                                                                                                 formatSyntaxKind(this.kind);
-                                return "" + nodeHeader + (this.flags ? " (" + formatNodeFlags(this.flags) + ")" : "");
+                                return "".concat(nodeHeader).concat(this.flags ? " (".concat(formatNodeFlags(this.flags), ")") : "");
                             }
                         },
                         __debugKind: { get: function () { return formatSyntaxKind(this.kind); } },
@@ -3068,10 +3068,10 @@ var ts;
         Debug.enableDebugInfo = enableDebugInfo;
         function formatDeprecationMessage(name, error, errorAfter, since, message) {
             var deprecationMessage = error ? "DeprecationError: " : "DeprecationWarning: ";
-            deprecationMessage += "'" + name + "' ";
-            deprecationMessage += since ? "has been deprecated since v" + since : "is deprecated";
-            deprecationMessage += error ? " and can no longer be used." : errorAfter ? " and will no longer be usable after v" + errorAfter + "." : ".";
-            deprecationMessage += message ? " " + ts.formatStringFromArgs(message, [name], 0) : "";
+            deprecationMessage += "'".concat(name, "' ");
+            deprecationMessage += since ? "has been deprecated since v".concat(since) : "is deprecated";
+            deprecationMessage += error ? " and can no longer be used." : errorAfter ? " and will no longer be usable after v".concat(errorAfter, ".") : ".";
+            deprecationMessage += message ? " ".concat(ts.formatStringFromArgs(message, [name], 0)) : "";
             return deprecationMessage;
         }
         function createErrorDeprecation(name, errorAfter, since, message) {
@@ -3202,11 +3202,11 @@ var ts;
             }
         };
         Version.prototype.toString = function () {
-            var result = this.major + "." + this.minor + "." + this.patch;
+            var result = "".concat(this.major, ".").concat(this.minor, ".").concat(this.patch);
             if (ts.some(this.prerelease))
-                result += "-" + this.prerelease.join(".");
+                result += "-".concat(this.prerelease.join("."));
             if (ts.some(this.build))
-                result += "+" + this.build.join(".");
+                result += "+".concat(this.build.join("."));
             return result;
         };
         Version.zero = new Version(0, 0, 0);
@@ -3473,7 +3473,7 @@ var ts;
         return ts.map(comparators, formatComparator).join(" ");
     }
     function formatComparator(comparator) {
-        return "" + comparator.operator + comparator.operand;
+        return "".concat(comparator.operator).concat(comparator.operand);
     }
 })(ts || (ts = {}));
 /*@internal*/
@@ -3771,7 +3771,7 @@ var ts;
                     fs = require("fs");
                 }
                 catch (e) {
-                    throw new Error("tracing requires having fs\n(original error: " + (e.message || e) + ")");
+                    throw new Error("tracing requires having fs\n(original error: ".concat(e.message || e, ")"));
                 }
             }
             mode = tracingMode;
@@ -3783,11 +3783,11 @@ var ts;
             if (!fs.existsSync(traceDir)) {
                 fs.mkdirSync(traceDir, { recursive: true });
             }
-            var countPart = mode === "build" ? "." + process.pid + "-" + ++traceCount
-                : mode === "server" ? "." + process.pid
+            var countPart = mode === "build" ? ".".concat(process.pid, "-").concat(++traceCount)
+                : mode === "server" ? ".".concat(process.pid)
                     : "";
-            var tracePath = ts.combinePaths(traceDir, "trace" + countPart + ".json");
-            var typesPath = ts.combinePaths(traceDir, "types" + countPart + ".json");
+            var tracePath = ts.combinePaths(traceDir, "trace".concat(countPart, ".json"));
+            var typesPath = ts.combinePaths(traceDir, "types".concat(countPart, ".json"));
             legend.push({
                 configFilePath: configFilePath,
                 tracePath: tracePath,
@@ -3877,7 +3877,7 @@ var ts;
             }
             // test if [time,endTime) straddles a sampling point
             else if (sampleInterval - (time % sampleInterval) <= endTime - time) {
-                writeEvent("X", phase, name, args, "\"dur\":" + (endTime - time), time);
+                writeEvent("X", phase, name, args, "\"dur\":".concat(endTime - time), time);
             }
         }
         function writeEvent(eventType, phase, name, args, extras, time) {
@@ -3886,11 +3886,11 @@ var ts;
             if (mode === "server" && phase === "checkTypes" /* CheckTypes */)
                 return;
             ts.performance.mark("beginTracing");
-            fs.writeSync(traceFd, ",\n{\"pid\":1,\"tid\":1,\"ph\":\"" + eventType + "\",\"cat\":\"" + phase + "\",\"ts\":" + time + ",\"name\":\"" + name + "\"");
+            fs.writeSync(traceFd, ",\n{\"pid\":1,\"tid\":1,\"ph\":\"".concat(eventType, "\",\"cat\":\"").concat(phase, "\",\"ts\":").concat(time, ",\"name\":\"").concat(name, "\""));
             if (extras)
-                fs.writeSync(traceFd, "," + extras);
+                fs.writeSync(traceFd, ",".concat(extras));
             if (args)
-                fs.writeSync(traceFd, ",\"args\":" + JSON.stringify(args));
+                fs.writeSync(traceFd, ",\"args\":".concat(JSON.stringify(args)));
             fs.writeSync(traceFd, "}");
             ts.performance.mark("endTracing");
             ts.performance.measure("Tracing", "beginTracing", "endTracing");
@@ -6697,7 +6697,7 @@ var ts;
         pollingChunkSize = getCustomPollingBasedLevels("TSC_WATCH_POLLINGCHUNKSIZE", defaultChunkLevels) || pollingChunkSize;
         ts.unchangedPollThresholds = getCustomPollingBasedLevels("TSC_WATCH_UNCHANGEDPOLLTHRESHOLDS", defaultChunkLevels) || ts.unchangedPollThresholds;
         function getLevel(envVar, level) {
-            return system.getEnvironmentVariable(envVar + "_" + level.toUpperCase());
+            return system.getEnvironmentVariable("".concat(envVar, "_").concat(level.toUpperCase()));
         }
         function getCustomLevels(baseVariable) {
             var customLevels;
@@ -7162,7 +7162,7 @@ var ts;
         }
         function onTimerToUpdateChildWatches() {
             timerToUpdateChildWatches = undefined;
-            ts.sysLog("sysLog:: onTimerToUpdateChildWatches:: " + cacheToUpdateChildWatches.size);
+            ts.sysLog("sysLog:: onTimerToUpdateChildWatches:: ".concat(cacheToUpdateChildWatches.size));
             var start = ts.timestamp();
             var invokeMap = new ts.Map();
             while (!timerToUpdateChildWatches && cacheToUpdateChildWatches.size) {
@@ -7175,7 +7175,7 @@ var ts;
                 var hasChanges = updateChildWatches(dirName, dirPath, options);
                 invokeCallbacks(dirPath, invokeMap, hasChanges ? undefined : fileNames);
             }
-            ts.sysLog("sysLog:: invokingWatchers:: Elapsed:: " + (ts.timestamp() - start) + "ms:: " + cacheToUpdateChildWatches.size);
+            ts.sysLog("sysLog:: invokingWatchers:: Elapsed:: ".concat(ts.timestamp() - start, "ms:: ").concat(cacheToUpdateChildWatches.size));
             callbackCache.forEach(function (callbacks, rootDirName) {
                 var existing = invokeMap.get(rootDirName);
                 if (existing) {
@@ -7191,7 +7191,7 @@ var ts;
                 }
             });
             var elapsed = ts.timestamp() - start;
-            ts.sysLog("sysLog:: Elapsed:: " + elapsed + "ms:: onTimerToUpdateChildWatches:: " + cacheToUpdateChildWatches.size + " " + timerToUpdateChildWatches);
+            ts.sysLog("sysLog:: Elapsed:: ".concat(elapsed, "ms:: onTimerToUpdateChildWatches:: ").concat(cacheToUpdateChildWatches.size, " ").concat(timerToUpdateChildWatches));
         }
         function removeChildWatches(parentWatcher) {
             if (!parentWatcher)
@@ -7651,7 +7651,7 @@ var ts;
                 var remappedPaths = new ts.Map();
                 var normalizedDir = ts.normalizeSlashes(__dirname);
                 // Windows rooted dir names need an extra `/` prepended to be valid file:/// urls
-                var fileUrlRoot = "file://" + (ts.getRootLength(normalizedDir) === 1 ? "" : "/") + normalizedDir;
+                var fileUrlRoot = "file://".concat(ts.getRootLength(normalizedDir) === 1 ? "" : "/").concat(normalizedDir);
                 for (var _i = 0, _a = profile.nodes; _i < _a.length; _i++) {
                     var node = _a[_i];
                     if (node.callFrame.url) {
@@ -7660,7 +7660,7 @@ var ts;
                             node.callFrame.url = ts.getRelativePathToDirectoryOrUrl(fileUrlRoot, url, fileUrlRoot, ts.createGetCanonicalFileName(useCaseSensitiveFileNames), /*isAbsolutePathAnUrl*/ true);
                         }
                         else if (!nativePattern.test(url)) {
-                            node.callFrame.url = (remappedPaths.has(url) ? remappedPaths : remappedPaths.set(url, "external" + externalFileCounter + ".js")).get(url);
+                            node.callFrame.url = (remappedPaths.has(url) ? remappedPaths : remappedPaths.set(url, "external".concat(externalFileCounter, ".js"))).get(url);
                             externalFileCounter++;
                         }
                     }
@@ -7676,7 +7676,7 @@ var ts;
                         if (!err) {
                             try {
                                 if ((_b = statSync(profilePath)) === null || _b === void 0 ? void 0 : _b.isDirectory()) {
-                                    profilePath = _path.join(profilePath, (new Date()).toISOString().replace(/:/g, "-") + "+P" + process.pid + ".cpuprofile");
+                                    profilePath = _path.join(profilePath, "".concat((new Date()).toISOString().replace(/:/g, "-"), "+P").concat(process.pid, ".cpuprofile"));
                                 }
                             }
                             catch (_c) {
@@ -7778,7 +7778,7 @@ var ts;
                  * @param createWatcher
                  */
                 function invokeCallbackAndUpdateWatcher(createWatcher) {
-                    ts.sysLog("sysLog:: " + fileOrDirectory + ":: Changing watcher to " + (createWatcher === watchPresentFileSystemEntry ? "Present" : "Missing") + "FileSystemEntryWatcher");
+                    ts.sysLog("sysLog:: ".concat(fileOrDirectory, ":: Changing watcher to ").concat(createWatcher === watchPresentFileSystemEntry ? "Present" : "Missing", "FileSystemEntryWatcher"));
                     // Call the callback for current directory
                     callback("rename", "");
                     // If watcher is not closed, update it
@@ -7803,7 +7803,7 @@ var ts;
                         }
                     }
                     if (hitSystemWatcherLimit) {
-                        ts.sysLog("sysLog:: " + fileOrDirectory + ":: Defaulting to fsWatchFile");
+                        ts.sysLog("sysLog:: ".concat(fileOrDirectory, ":: Defaulting to fsWatchFile"));
                         return watchPresentFileSystemEntryWithFsWatchFile();
                     }
                     try {
@@ -7819,7 +7819,7 @@ var ts;
                         // Eg. on linux the number of watches are limited and one could easily exhaust watches and the exception ENOSPC is thrown when creating watcher at that point
                         // so instead of throwing error, use fs.watchFile
                         hitSystemWatcherLimit || (hitSystemWatcherLimit = e.code === "ENOSPC");
-                        ts.sysLog("sysLog:: " + fileOrDirectory + ":: Changing to fsWatchFile");
+                        ts.sysLog("sysLog:: ".concat(fileOrDirectory, ":: Changing to fsWatchFile"));
                         return watchPresentFileSystemEntryWithFsWatchFile();
                     }
                 }
@@ -10121,7 +10121,7 @@ var ts;
                 line = line < 0 ? 0 : line >= lineStarts.length ? lineStarts.length - 1 : line;
             }
             else {
-                ts.Debug.fail("Bad line number. Line: " + line + ", lineStarts.length: " + lineStarts.length + " , line map is correct? " + (debugText !== undefined ? ts.arraysEqual(lineStarts, computeLineStarts(debugText)) : "unknown"));
+                ts.Debug.fail("Bad line number. Line: ".concat(line, ", lineStarts.length: ").concat(lineStarts.length, " , line map is correct? ").concat(debugText !== undefined ? ts.arraysEqual(lineStarts, computeLineStarts(debugText)) : "unknown"));
             }
         }
         var res = lineStarts[line] + character;
@@ -13001,7 +13001,7 @@ var ts;
         return typeof comment === "string" ? comment
             : comment === null || comment === void 0 ? void 0 : comment.map(function (c) {
                 // TODO: Other kinds here
-                return c.kind === 319 /* JSDocText */ ? c.text : "{@link " + (c.name ? ts.entityNameToString(c.name) + " " : "") + c.text + "}";
+                return c.kind === 319 /* JSDocText */ ? c.text : "{@link ".concat(c.name ? ts.entityNameToString(c.name) + " " : "").concat(c.text, "}");
             }).join("");
     }
     ts.getTextOfJSDocComment = getTextOfJSDocComment;
@@ -14271,8 +14271,8 @@ var ts;
     }
     function packageIdToString(_a) {
         var name = _a.name, subModuleName = _a.subModuleName, version = _a.version;
-        var fullName = subModuleName ? name + "/" + subModuleName : name;
-        return fullName + "@" + version;
+        var fullName = subModuleName ? "".concat(name, "/").concat(subModuleName) : name;
+        return "".concat(fullName, "@").concat(version);
     }
     ts.packageIdToString = packageIdToString;
     function typeDirectiveIsEqualTo(oldResolution, newResolution) {
@@ -14351,7 +14351,7 @@ var ts;
     function nodePosToString(node) {
         var file = getSourceFileOfNode(node);
         var loc = ts.getLineAndCharacterOfPosition(file, node.pos);
-        return file.fileName + "(" + (loc.line + 1) + "," + (loc.character + 1) + ")";
+        return "".concat(file.fileName, "(").concat(loc.line + 1, ",").concat(loc.character + 1, ")");
     }
     ts.nodePosToString = nodePosToString;
     function getEndLinePosition(line, sourceFile) {
@@ -14490,7 +14490,7 @@ var ts;
     ts.isPinnedComment = isPinnedComment;
     function createCommentDirectivesMap(sourceFile, commentDirectives) {
         var directivesByLine = new ts.Map(commentDirectives.map(function (commentDirective) { return ([
-            "" + ts.getLineAndCharacterOfPosition(sourceFile, commentDirective.range.end).line,
+            "".concat(ts.getLineAndCharacterOfPosition(sourceFile, commentDirective.range.end).line),
             commentDirective,
         ]); }));
         var usedLines = new ts.Map();
@@ -14507,10 +14507,10 @@ var ts;
             });
         }
         function markUsed(line) {
-            if (!directivesByLine.has("" + line)) {
+            if (!directivesByLine.has("".concat(line))) {
                 return false;
             }
-            usedLines.set("" + line, true);
+            usedLines.set("".concat(line), true);
             return true;
         }
     }
@@ -14725,7 +14725,7 @@ var ts;
                 }
                 return node.text;
         }
-        return ts.Debug.fail("Literal kind '" + node.kind + "' not accounted for.");
+        return ts.Debug.fail("Literal kind '".concat(node.kind, "' not accounted for."));
     }
     ts.getLiteralText = getLiteralText;
     function canUseOriginalText(node, flags) {
@@ -17256,11 +17256,11 @@ var ts;
     }
     ts.getEscapedTextOfIdentifierOrLiteral = getEscapedTextOfIdentifierOrLiteral;
     function getPropertyNameForUniqueESSymbol(symbol) {
-        return "__@" + ts.getSymbolId(symbol) + "@" + symbol.escapedName;
+        return "__@".concat(ts.getSymbolId(symbol), "@").concat(symbol.escapedName);
     }
     ts.getPropertyNameForUniqueESSymbol = getPropertyNameForUniqueESSymbol;
     function getSymbolNameForPrivateIdentifier(containingClassSymbol, description) {
-        return "__#" + ts.getSymbolId(containingClassSymbol) + "@" + description;
+        return "__#".concat(ts.getSymbolId(containingClassSymbol), "@").concat(description);
     }
     ts.getSymbolNameForPrivateIdentifier = getSymbolNameForPrivateIdentifier;
     function isKnownSymbol(symbol) {
@@ -19953,7 +19953,7 @@ var ts;
     }
     ts.getJSXImplicitImportBase = getJSXImplicitImportBase;
     function getJSXRuntimeImport(base, options) {
-        return base ? base + "/" + (options.jsx === 5 /* ReactJSXDev */ ? "jsx-dev-runtime" : "jsx-runtime") : undefined;
+        return base ? "".concat(base, "/").concat(options.jsx === 5 /* ReactJSXDev */ ? "jsx-dev-runtime" : "jsx-runtime") : undefined;
     }
     ts.getJSXRuntimeImport = getJSXRuntimeImport;
     function hasZeroOrOneAsteriskCharacter(str) {
@@ -20070,7 +20070,7 @@ var ts;
     }
     var wildcardCharCodes = [42 /* asterisk */, 63 /* question */];
     ts.commonPackageFolders = ["node_modules", "bower_components", "jspm_packages"];
-    var implicitExcludePathRegexPattern = "(?!(" + ts.commonPackageFolders.join("|") + ")(/|$))";
+    var implicitExcludePathRegexPattern = "(?!(".concat(ts.commonPackageFolders.join("|"), ")(/|$))");
     var filesMatcher = {
         /**
          * Matches any single directory segment unless it is the last segment and a .min.js file
@@ -20083,7 +20083,7 @@ var ts;
          * Regex for the ** wildcard. Matches any number of subdirectories. When used for including
          * files or directories, does not match subdirectories that start with a . character
          */
-        doubleAsteriskRegexFragment: "(/" + implicitExcludePathRegexPattern + "[^/.][^/]*)*?",
+        doubleAsteriskRegexFragment: "(/".concat(implicitExcludePathRegexPattern, "[^/.][^/]*)*?"),
         replaceWildcardCharacter: function (match) { return replaceWildcardCharacter(match, filesMatcher.singleAsteriskRegexFragment); }
     };
     var directoriesMatcher = {
@@ -20092,7 +20092,7 @@ var ts;
          * Regex for the ** wildcard. Matches any number of subdirectories. When used for including
          * files or directories, does not match subdirectories that start with a . character
          */
-        doubleAsteriskRegexFragment: "(/" + implicitExcludePathRegexPattern + "[^/.][^/]*)*?",
+        doubleAsteriskRegexFragment: "(/".concat(implicitExcludePathRegexPattern, "[^/.][^/]*)*?"),
         replaceWildcardCharacter: function (match) { return replaceWildcardCharacter(match, directoriesMatcher.singleAsteriskRegexFragment); }
     };
     var excludeMatcher = {
@@ -20110,10 +20110,10 @@ var ts;
         if (!patterns || !patterns.length) {
             return undefined;
         }
-        var pattern = patterns.map(function (pattern) { return "(" + pattern + ")"; }).join("|");
+        var pattern = patterns.map(function (pattern) { return "(".concat(pattern, ")"); }).join("|");
         // If excluding, match "foo/bar/baz...", but if including, only allow "foo".
         var terminator = usage === "exclude" ? "($|/)" : "$";
-        return "^(" + pattern + ")" + terminator;
+        return "^(".concat(pattern, ")").concat(terminator);
     }
     ts.getRegularExpressionForWildcard = getRegularExpressionForWildcard;
     function getRegularExpressionsForWildcards(specs, basePath, usage) {
@@ -20135,7 +20135,7 @@ var ts;
     ts.isImplicitGlob = isImplicitGlob;
     function getPatternFromSpec(spec, basePath, usage) {
         var pattern = spec && getSubPatternFromSpec(spec, basePath, usage, wildcardMatchers[usage]);
-        return pattern && "^(" + pattern + ")" + (usage === "exclude" ? "($|/)" : "$");
+        return pattern && "^(".concat(pattern, ")").concat(usage === "exclude" ? "($|/)" : "$");
     }
     ts.getPatternFromSpec = getPatternFromSpec;
     function getSubPatternFromSpec(spec, basePath, usage, _a) {
@@ -20213,7 +20213,7 @@ var ts;
         currentDirectory = ts.normalizePath(currentDirectory);
         var absolutePath = ts.combinePaths(currentDirectory, path);
         return {
-            includeFilePatterns: ts.map(getRegularExpressionsForWildcards(includes, absolutePath, "files"), function (pattern) { return "^" + pattern + "$"; }),
+            includeFilePatterns: ts.map(getRegularExpressionsForWildcards(includes, absolutePath, "files"), function (pattern) { return "^".concat(pattern, "$"); }),
             includeFilePattern: getRegularExpressionForWildcard(includes, absolutePath, "files"),
             includeDirectoryPattern: getRegularExpressionForWildcard(includes, absolutePath, "directories"),
             excludePattern: getRegularExpressionForWildcard(excludes, absolutePath, "exclude"),
@@ -20494,7 +20494,7 @@ var ts;
      */
     function extensionFromPath(path) {
         var ext = tryGetExtensionFromPath(path);
-        return ext !== undefined ? ext : ts.Debug.fail("File " + path + " has unknown extension.");
+        return ext !== undefined ? ext : ts.Debug.fail("File ".concat(path, " has unknown extension."));
     }
     ts.extensionFromPath = extensionFromPath;
     function isAnySupportedFileExtension(path) {
@@ -26483,7 +26483,7 @@ var ts;
             case 326 /* JSDocAugmentsTag */: return "augments";
             case 327 /* JSDocImplementsTag */: return "implements";
             default:
-                return ts.Debug.fail("Unsupported kind: " + ts.Debug.formatSyntaxKind(kind));
+                return ts.Debug.fail("Unsupported kind: ".concat(ts.Debug.formatSyntaxKind(kind)));
         }
     }
     var rawTextScanner;
@@ -26811,7 +26811,7 @@ var ts;
             };
             var definedTextGetter_1 = function (path) {
                 var result = textGetter_1(path);
-                return result !== undefined ? result : "/* Input file " + path + " was missing */\r\n";
+                return result !== undefined ? result : "/* Input file ".concat(path, " was missing */\r\n");
             };
             var buildInfo_1;
             var getAndCacheBuildInfo_1 = function (getText) {
@@ -31349,7 +31349,7 @@ var ts;
             for (var _i = 0, viableKeywordSuggestions_1 = viableKeywordSuggestions; _i < viableKeywordSuggestions_1.length; _i++) {
                 var keyword = viableKeywordSuggestions_1[_i];
                 if (expressionText.length > keyword.length + 2 && ts.startsWith(expressionText, keyword)) {
-                    return keyword + " " + expressionText.slice(keyword.length);
+                    return "".concat(keyword, " ").concat(expressionText.slice(keyword.length));
                 }
             }
             return undefined;
@@ -38113,7 +38113,7 @@ var ts;
         if (namedArgRegExCache.has(name)) {
             return namedArgRegExCache.get(name);
         }
-        var result = new RegExp("(\\s" + name + "\\s*=\\s*)(?:(?:'([^']*)')|(?:\"([^\"]*)\"))", "im");
+        var result = new RegExp("(\\s".concat(name, "\\s*=\\s*)(?:(?:'([^']*)')|(?:\"([^\"]*)\"))"), "im");
         namedArgRegExCache.set(name, result);
         return result;
     }
@@ -39575,8 +39575,8 @@ var ts;
     }
     ts.createCompilerDiagnosticForInvalidCustomType = createCompilerDiagnosticForInvalidCustomType;
     function createDiagnosticForInvalidCustomType(opt, createDiagnostic) {
-        var namesOfType = ts.arrayFrom(opt.type.keys()).map(function (key) { return "'" + key + "'"; }).join(", ");
-        return createDiagnostic(ts.Diagnostics.Argument_for_0_option_must_be_Colon_1, "--" + opt.name, namesOfType);
+        var namesOfType = ts.arrayFrom(opt.type.keys()).map(function (key) { return "'".concat(key, "'"); }).join(", ");
+        return createDiagnostic(ts.Diagnostics.Argument_for_0_option_must_be_Colon_1, "--".concat(opt.name), namesOfType);
     }
     /* @internal */
     function parseCustomTypeOption(opt, value, errors) {
@@ -40370,10 +40370,10 @@ var ts;
                 var newValue = compilerOptionsMap.get(cmd.name);
                 var defaultValue = getDefaultValueForOption(cmd);
                 if (newValue !== defaultValue) {
-                    result.push("" + tab + cmd.name + ": " + newValue);
+                    result.push("".concat(tab).concat(cmd.name, ": ").concat(newValue));
                 }
                 else if (ts.hasProperty(ts.defaultInitCompilerOptions, cmd.name)) {
-                    result.push("" + tab + cmd.name + ": " + defaultValue);
+                    result.push("".concat(tab).concat(cmd.name, ": ").concat(defaultValue));
                 }
             });
             return result.join(newLine) + newLine;
@@ -40424,19 +40424,19 @@ var ts;
                 if (entries.length !== 0) {
                     entries.push({ value: "" });
                 }
-                entries.push({ value: "/* " + category + " */" });
+                entries.push({ value: "/* ".concat(category, " */") });
                 for (var _i = 0, options_1 = options; _i < options_1.length; _i++) {
                     var option = options_1[_i];
                     var optionName = void 0;
                     if (compilerOptionsMap.has(option.name)) {
-                        optionName = "\"" + option.name + "\": " + JSON.stringify(compilerOptionsMap.get(option.name)) + ((seenKnownKeys += 1) === compilerOptionsMap.size ? "" : ",");
+                        optionName = "\"".concat(option.name, "\": ").concat(JSON.stringify(compilerOptionsMap.get(option.name))).concat((seenKnownKeys += 1) === compilerOptionsMap.size ? "" : ",");
                     }
                     else {
-                        optionName = "// \"" + option.name + "\": " + JSON.stringify(getDefaultValueForOption(option)) + ",";
+                        optionName = "// \"".concat(option.name, "\": ").concat(JSON.stringify(getDefaultValueForOption(option)), ",");
                     }
                     entries.push({
                         value: optionName,
-                        description: "/* " + (option.description && ts.getLocaleSpecificMessage(option.description) || option.name) + " */"
+                        description: "/* ".concat(option.description && ts.getLocaleSpecificMessage(option.description) || option.name, " */")
                     });
                     marginLength = Math.max(optionName.length, marginLength);
                 }
@@ -40445,25 +40445,25 @@ var ts;
             var tab = makePadding(2);
             var result = [];
             result.push("{");
-            result.push(tab + "\"compilerOptions\": {");
-            result.push("" + tab + tab + "/* " + ts.getLocaleSpecificMessage(ts.Diagnostics.Visit_https_Colon_Slash_Slashaka_ms_Slashtsconfig_json_to_read_more_about_this_file) + " */");
+            result.push("".concat(tab, "\"compilerOptions\": {"));
+            result.push("".concat(tab).concat(tab, "/* ").concat(ts.getLocaleSpecificMessage(ts.Diagnostics.Visit_https_Colon_Slash_Slashaka_ms_Slashtsconfig_json_to_read_more_about_this_file), " */"));
             result.push("");
             // Print out each row, aligning all the descriptions on the same column.
             for (var _a = 0, entries_2 = entries; _a < entries_2.length; _a++) {
                 var entry = entries_2[_a];
                 var value = entry.value, _b = entry.description, description = _b === void 0 ? "" : _b;
-                result.push(value && "" + tab + tab + value + (description && (makePadding(marginLength - value.length + 2) + description)));
+                result.push(value && "".concat(tab).concat(tab).concat(value).concat(description && (makePadding(marginLength - value.length + 2) + description)));
             }
             if (fileNames.length) {
-                result.push(tab + "},");
-                result.push(tab + "\"files\": [");
+                result.push("".concat(tab, "},"));
+                result.push("".concat(tab, "\"files\": ["));
                 for (var i = 0; i < fileNames.length; i++) {
-                    result.push("" + tab + tab + JSON.stringify(fileNames[i]) + (i === fileNames.length - 1 ? "" : ","));
+                    result.push("".concat(tab).concat(tab).concat(JSON.stringify(fileNames[i])).concat(i === fileNames.length - 1 ? "" : ","));
                 }
-                result.push(tab + "]");
+                result.push("".concat(tab, "]"));
             }
             else {
-                result.push(tab + "}");
+                result.push("".concat(tab, "}"));
             }
             result.push("}");
             return result.join(newLine) + newLine;
@@ -40861,7 +40861,7 @@ var ts;
         if (ts.isRootedDiskPath(extendedConfig) || ts.startsWith(extendedConfig, "./") || ts.startsWith(extendedConfig, "../")) {
             var extendedConfigPath = ts.getNormalizedAbsolutePath(extendedConfig, basePath);
             if (!host.fileExists(extendedConfigPath) && !ts.endsWith(extendedConfigPath, ".json" /* Json */)) {
-                extendedConfigPath = extendedConfigPath + ".json";
+                extendedConfigPath = "".concat(extendedConfigPath, ".json");
                 if (!host.fileExists(extendedConfigPath)) {
                     errors.push(createDiagnostic(ts.Diagnostics.File_0_not_found, extendedConfig));
                     return undefined;
@@ -41106,7 +41106,7 @@ var ts;
                     // Valid only if *.json specified
                     if (!jsonOnlyIncludeRegexes) {
                         var includes = validatedIncludeSpecs.filter(function (s) { return ts.endsWith(s, ".json" /* Json */); });
-                        var includeFilePatterns = ts.map(ts.getRegularExpressionsForWildcards(includes, basePath, "files"), function (pattern) { return "^" + pattern + "$"; });
+                        var includeFilePatterns = ts.map(ts.getRegularExpressionsForWildcards(includes, basePath, "files"), function (pattern) { return "^".concat(pattern, "$"); });
                         jsonOnlyIncludeRegexes = includeFilePatterns ? includeFilePatterns.map(function (pattern) { return ts.getRegexFromPattern(pattern, host.useCaseSensitiveFileNames); }) : ts.emptyArray;
                     }
                     var includeIndex = ts.findIndex(jsonOnlyIncludeRegexes, function (re) { return re.test(file); });
@@ -41542,7 +41542,7 @@ var ts;
         var bestVersionKey = result.version, bestVersionPaths = result.paths;
         if (typeof bestVersionPaths !== "object") {
             if (state.traceEnabled) {
-                trace(state.host, ts.Diagnostics.Expected_type_of_0_field_in_package_json_to_be_1_got_2, "typesVersions['" + bestVersionKey + "']", "object", typeof bestVersionPaths);
+                trace(state.host, ts.Diagnostics.Expected_type_of_0_field_in_package_json_to_be_1_got_2, "typesVersions['".concat(bestVersionKey, "']"), "object", typeof bestVersionPaths);
             }
             return;
         }
@@ -41653,7 +41653,10 @@ var ts;
             }
         }
         var failedLookupLocations = [];
-        var moduleResolutionState = { compilerOptions: options, host: host, traceEnabled: traceEnabled, failedLookupLocations: failedLookupLocations, packageJsonInfoCache: cache, features: NodeResolutionFeatures.AllFeatures, conditions: ["node", "require", "types"] };
+        var features = ts.getEmitModuleResolutionKind(options) === ts.ModuleResolutionKind.Node12 ? NodeResolutionFeatures.Node12Default :
+            ts.getEmitModuleResolutionKind(options) === ts.ModuleResolutionKind.NodeNext ? NodeResolutionFeatures.NodeNextDefault :
+                NodeResolutionFeatures.None;
+        var moduleResolutionState = { compilerOptions: options, host: host, traceEnabled: traceEnabled, failedLookupLocations: failedLookupLocations, packageJsonInfoCache: cache, features: features, conditions: ["node", "require", "types"] };
         var resolved = primaryLookup();
         var primary = true;
         if (!resolved) {
@@ -41920,7 +41923,7 @@ var ts;
         };
         return cache;
         function getUnderlyingCacheKey(specifier, mode) {
-            var result = mode === undefined ? specifier : mode + "|" + specifier;
+            var result = mode === undefined ? specifier : "".concat(mode, "|").concat(specifier);
             memoizedReverseKeys.set(result, [specifier, mode]);
             return result;
         }
@@ -41951,7 +41954,7 @@ var ts;
         }
         function getOrCreateCacheForModuleName(nonRelativeModuleName, mode, redirectedReference) {
             ts.Debug.assert(!ts.isExternalModuleNameRelative(nonRelativeModuleName));
-            return getOrCreateCache(moduleNameToDirectoryMap, redirectedReference, mode === undefined ? nonRelativeModuleName : mode + "|" + nonRelativeModuleName, createPerModuleNameCache);
+            return getOrCreateCache(moduleNameToDirectoryMap, redirectedReference, mode === undefined ? nonRelativeModuleName : "".concat(mode, "|").concat(nonRelativeModuleName), createPerModuleNameCache);
         }
         function createPerModuleNameCache() {
             var directoryPathMap = new ts.Map();
@@ -42098,10 +42101,10 @@ var ts;
                     result = classicNameResolver(moduleName, containingFile, compilerOptions, host, cache, redirectedReference);
                     break;
                 default:
-                    return ts.Debug.fail("Unexpected moduleResolution: " + moduleResolution);
+                    return ts.Debug.fail("Unexpected moduleResolution: ".concat(moduleResolution));
             }
             if (result && result.resolvedModule)
-                ts.perfLogger.logInfoEvent("Module \"" + moduleName + "\" resolved to \"" + result.resolvedModule.resolvedFileName + "\"");
+                ts.perfLogger.logInfoEvent("Module \"".concat(moduleName, "\" resolved to \"").concat(result.resolvedModule.resolvedFileName, "\""));
             ts.perfLogger.logStopResolveModule((result && result.resolvedModule) ? "" + result.resolvedModule.resolvedFileName : "null");
             if (perFolderCache) {
                 perFolderCache.set(moduleName, resolutionMode, result);
@@ -42304,7 +42307,7 @@ var ts;
     function resolveJSModule(moduleName, initialDir, host) {
         var _a = tryResolveJSModuleWorker(moduleName, initialDir, host), resolvedModule = _a.resolvedModule, failedLookupLocations = _a.failedLookupLocations;
         if (!resolvedModule) {
-            throw new Error("Could not resolve JS module '" + moduleName + "' starting at '" + initialDir + "'. Looked in: " + failedLookupLocations.join(", "));
+            throw new Error("Could not resolve JS module '".concat(moduleName, "' starting at '").concat(initialDir, "'. Looked in: ").concat(failedLookupLocations.join(", ")));
         }
         return resolvedModule.resolvedFileName;
     }
@@ -42328,13 +42331,15 @@ var ts;
         // not currently backported to node 12 - https://github.com/nodejs/Release/issues/690
         NodeResolutionFeatures[NodeResolutionFeatures["ExportsPatternTrailers"] = 16] = "ExportsPatternTrailers";
         NodeResolutionFeatures[NodeResolutionFeatures["AllFeatures"] = 30] = "AllFeatures";
+        NodeResolutionFeatures[NodeResolutionFeatures["Node12Default"] = 14] = "Node12Default";
+        NodeResolutionFeatures[NodeResolutionFeatures["NodeNextDefault"] = 30] = "NodeNextDefault";
         NodeResolutionFeatures[NodeResolutionFeatures["EsmMode"] = 32] = "EsmMode";
     })(NodeResolutionFeatures || (NodeResolutionFeatures = {}));
     function node12ModuleNameResolver(moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode) {
-        return nodeNextModuleNameResolverWorker(NodeResolutionFeatures.Imports | NodeResolutionFeatures.SelfName | NodeResolutionFeatures.Exports, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode);
+        return nodeNextModuleNameResolverWorker(NodeResolutionFeatures.Node12Default, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode);
     }
     function nodeNextModuleNameResolver(moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode) {
-        return nodeNextModuleNameResolverWorker(NodeResolutionFeatures.AllFeatures, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode);
+        return nodeNextModuleNameResolverWorker(NodeResolutionFeatures.NodeNextDefault, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode);
     }
     function nodeNextModuleNameResolverWorker(features, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode) {
         var containingDirectory = ts.getDirectoryPath(containingFile);
@@ -42417,7 +42422,7 @@ var ts;
         if (traceEnabled) {
             trace(host, ts.Diagnostics.Resolving_real_path_for_0_result_1, path, real);
         }
-        ts.Debug.assert(host.fileExists(real), path + " linked to nonexistent file " + real);
+        ts.Debug.assert(host.fileExists(real), "".concat(path, " linked to nonexistent file ").concat(real));
         return real;
     }
     function nodeLoadModuleByRelativeName(extensions, candidate, onlyRecordFailures, state, considerPackageJson) {
@@ -42803,7 +42808,7 @@ var ts;
             return undefined;
         }
         var trailingParts = parts.slice(nameParts.length);
-        return loadModuleFromExports(scope, extensions, !ts.length(trailingParts) ? "." : "." + ts.directorySeparator + trailingParts.join(ts.directorySeparator), state, cache, redirectedReference);
+        return loadModuleFromExports(scope, extensions, !ts.length(trailingParts) ? "." : ".".concat(ts.directorySeparator).concat(trailingParts.join(ts.directorySeparator)), state, cache, redirectedReference);
     }
     function loadModuleFromExports(scope, extensions, subpath, state, cache, redirectedReference) {
         if (!scope.packageJsonContent.exports) {
@@ -43131,7 +43136,7 @@ var ts;
     }
     /* @internal */
     function getTypesPackageName(packageName) {
-        return "@types/" + mangleScopedPackageName(packageName);
+        return "@types/".concat(mangleScopedPackageName(packageName));
     }
     ts.getTypesPackageName = getTypesPackageName;
     /* @internal */
@@ -43532,7 +43537,7 @@ var ts;
             if (name) {
                 if (ts.isAmbientModule(node)) {
                     var moduleName = ts.getTextOfIdentifierOrLiteral(name);
-                    return (ts.isGlobalScopeAugmentation(node) ? "__global" : "\"" + moduleName + "\"");
+                    return (ts.isGlobalScopeAugmentation(node) ? "__global" : "\"".concat(moduleName, "\""));
                 }
                 if (name.kind === 161 /* ComputedPropertyName */) {
                     var nameExpression = name.expression;
@@ -43589,7 +43594,7 @@ var ts;
                 case 163 /* Parameter */:
                     // Parameters with names are handled at the top of this function.  Parameters
                     // without names can only come from JSDocFunctionTypes.
-                    ts.Debug.assert(node.parent.kind === 315 /* JSDocFunctionType */, "Impossible parameter parent kind", function () { return "parent is: " + (ts.SyntaxKind ? ts.SyntaxKind[node.parent.kind] : node.parent.kind) + ", expected JSDocFunctionType"; });
+                    ts.Debug.assert(node.parent.kind === 315 /* JSDocFunctionType */, "Impossible parameter parent kind", function () { return "parent is: ".concat(ts.SyntaxKind ? ts.SyntaxKind[node.parent.kind] : node.parent.kind, ", expected JSDocFunctionType"); });
                     var functionType = node.parent;
                     var index = functionType.parameters.indexOf(node);
                     return "arg" + index;
@@ -43701,7 +43706,7 @@ var ts;
                         var relatedInformation_1 = [];
                         if (ts.isTypeAliasDeclaration(node) && ts.nodeIsMissing(node.type) && ts.hasSyntacticModifier(node, 1 /* Export */) && symbol.flags & (2097152 /* Alias */ | 788968 /* Type */ | 1920 /* Namespace */)) {
                             // export type T; - may have meant export type { T }?
-                            relatedInformation_1.push(createDiagnosticForNode(node, ts.Diagnostics.Did_you_mean_0, "export type { " + ts.unescapeLeadingUnderscores(node.name.escapedText) + " }"));
+                            relatedInformation_1.push(createDiagnosticForNode(node, ts.Diagnostics.Did_you_mean_0, "export type { ".concat(ts.unescapeLeadingUnderscores(node.name.escapedText), " }")));
                         }
                         var declarationName_1 = ts.getNameOfDeclaration(node) || node;
                         ts.forEach(symbol.declarations, function (declaration, index) {
@@ -45774,7 +45779,7 @@ var ts;
             }
         }
         function bindSourceFileAsExternalModule() {
-            bindAnonymousDeclaration(file, 512 /* ValueModule */, "\"" + ts.removeFileExtension(file.fileName) + "\"");
+            bindAnonymousDeclaration(file, 512 /* ValueModule */, "\"".concat(ts.removeFileExtension(file.fileName), "\""));
         }
         function bindExportAssignment(node) {
             if (!container.symbol || !container.symbol.exports) {
@@ -47863,7 +47868,7 @@ var ts;
                 if (sourceSymbolFile && targetSymbolFile && amalgamatedDuplicates && !isEitherEnum && sourceSymbolFile !== targetSymbolFile) {
                     var firstFile_1 = ts.comparePaths(sourceSymbolFile.path, targetSymbolFile.path) === -1 /* LessThan */ ? sourceSymbolFile : targetSymbolFile;
                     var secondFile_1 = firstFile_1 === sourceSymbolFile ? targetSymbolFile : sourceSymbolFile;
-                    var filesDuplicates = ts.getOrUpdate(amalgamatedDuplicates, firstFile_1.path + "|" + secondFile_1.path, function () {
+                    var filesDuplicates = ts.getOrUpdate(amalgamatedDuplicates, "".concat(firstFile_1.path, "|").concat(secondFile_1.path), function () {
                         return ({ firstFile: firstFile_1, secondFile: secondFile_1, conflictingSymbols: new ts.Map() });
                     });
                     var conflictingSymbolInfo = ts.getOrUpdate(filesDuplicates.conflictingSymbols, symbolName_1, function () {
@@ -48297,11 +48302,12 @@ var ts;
          *
          * @param isUse If true, this will count towards --noUnusedLocals / --noUnusedParameters.
          */
-        function resolveName(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals) {
+        function resolveName(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSpellingSuggstions) {
             if (excludeGlobals === void 0) { excludeGlobals = false; }
-            return resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSymbol);
+            if (getSpellingSuggstions === void 0) { getSpellingSuggstions = true; }
+            return resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSpellingSuggstions, getSymbol);
         }
-        function resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, lookup) {
+        function resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSpellingSuggestions, lookup) {
             var _a, _b, _c;
             var originalLocation = location; // needed for did-you-mean error reporting, which gathers candidates starting from the original location
             var result;
@@ -48618,7 +48624,7 @@ var ts;
                 }
             }
             if (!result) {
-                if (nameNotFoundMessage) {
+                if (nameNotFoundMessage && produceDiagnostics) {
                     if (!errorLocation ||
                         !checkAndReportErrorForMissingPrefix(errorLocation, name, nameArg) && // TODO: GH#18217
                             !checkAndReportErrorForExtendingInterface(errorLocation) &&
@@ -48628,7 +48634,7 @@ var ts;
                             !checkAndReportErrorForUsingNamespaceModuleAsValue(errorLocation, name, meaning) &&
                             !checkAndReportErrorForUsingValueAsType(errorLocation, name, meaning)) {
                         var suggestion = void 0;
-                        if (suggestionCount < maximumSuggestionCount) {
+                        if (getSpellingSuggestions && suggestionCount < maximumSuggestionCount) {
                             suggestion = getSuggestedSymbolForNonexistentSymbol(originalLocation, name, meaning);
                             var isGlobalScopeAugmentationDeclaration = (suggestion === null || suggestion === void 0 ? void 0 : suggestion.valueDeclaration) && ts.isAmbientModule(suggestion.valueDeclaration) && ts.isGlobalScopeAugmentation(suggestion.valueDeclaration);
                             if (isGlobalScopeAugmentationDeclaration) {
@@ -48664,7 +48670,7 @@ var ts;
                 return undefined;
             }
             // Perform extra checks only if error reporting was requested
-            if (nameNotFoundMessage) {
+            if (nameNotFoundMessage && produceDiagnostics) {
                 if (propertyWithInvalidInitializer && !(ts.getEmitScriptTarget(compilerOptions) === 99 /* ESNext */ && useDefineForClassFields)) {
                     // We have a match, but the reference occurred within a property initializer and the identifier also binds
                     // to a local variable in the constructor where the code will be emitted. Note that this is actually allowed
@@ -50502,7 +50508,7 @@ var ts;
             var cache = (links.accessibleChainCache || (links.accessibleChainCache = new ts.Map()));
             // Go from enclosingDeclaration to the first scope we check, so the cache is keyed off the scope and thus shared more
             var firstRelevantLocation = forEachSymbolTableInScope(enclosingDeclaration, function (_, __, ___, node) { return node; });
-            var key = (useOnlyExternalAliasing ? 0 : 1) + "|" + (firstRelevantLocation && getNodeId(firstRelevantLocation)) + "|" + meaning;
+            var key = "".concat(useOnlyExternalAliasing ? 0 : 1, "|").concat(firstRelevantLocation && getNodeId(firstRelevantLocation), "|").concat(meaning);
             if (cache.has(key)) {
                 return cache.get(key);
             }
@@ -51350,7 +51356,7 @@ var ts;
                         context.symbolDepth = new ts.Map();
                     }
                     var links = context.enclosingDeclaration && getNodeLinks(context.enclosingDeclaration);
-                    var key = getTypeId(type) + "|" + context.flags;
+                    var key = "".concat(getTypeId(type), "|").concat(context.flags);
                     if (links) {
                         links.serializedTypes || (links.serializedTypes = new ts.Map());
                     }
@@ -51619,7 +51625,7 @@ var ts;
                             }
                         }
                         if (checkTruncationLength(context) && (i + 2 < properties.length - 1)) {
-                            typeElements.push(ts.factory.createPropertySignature(/*modifiers*/ undefined, "... " + (properties.length - i) + " more ...", /*questionToken*/ undefined, /*type*/ undefined));
+                            typeElements.push(ts.factory.createPropertySignature(/*modifiers*/ undefined, "... ".concat(properties.length - i, " more ..."), /*questionToken*/ undefined, /*type*/ undefined));
                             addPropertyToElementList(properties[properties.length - 1], context, typeElements);
                             break;
                         }
@@ -51734,7 +51740,7 @@ var ts;
                         else if (types.length > 2) {
                             return [
                                 typeToTypeNodeHelper(types[0], context),
-                                ts.factory.createTypeReferenceNode("... " + (types.length - 2) + " more ...", /*typeArguments*/ undefined),
+                                ts.factory.createTypeReferenceNode("... ".concat(types.length - 2, " more ..."), /*typeArguments*/ undefined),
                                 typeToTypeNodeHelper(types[types.length - 1], context)
                             ];
                         }
@@ -51748,7 +51754,7 @@ var ts;
                         var type = types_2[_i];
                         i++;
                         if (checkTruncationLength(context) && (i + 2 < types.length - 1)) {
-                            result_5.push(ts.factory.createTypeReferenceNode("... " + (types.length - i) + " more ...", /*typeArguments*/ undefined));
+                            result_5.push(ts.factory.createTypeReferenceNode("... ".concat(types.length - i, " more ..."), /*typeArguments*/ undefined));
                             var typeNode_1 = typeToTypeNodeHelper(types[types.length - 1], context);
                             if (typeNode_1) {
                                 result_5.push(typeNode_1);
@@ -52256,7 +52262,7 @@ var ts;
                     var text = rawtext;
                     while (((_b = context.typeParameterNamesByText) === null || _b === void 0 ? void 0 : _b.has(text)) || typeParameterShadowsNameInScope(text, context, type)) {
                         i++;
-                        text = rawtext + "_" + i;
+                        text = "".concat(rawtext, "_").concat(i);
                     }
                     if (text !== rawtext) {
                         result = ts.factory.createIdentifier(text, result.typeArguments);
@@ -52582,7 +52588,7 @@ var ts;
                     function getNameForJSDocFunctionParameter(p, index) {
                         return p.name && ts.isIdentifier(p.name) && p.name.escapedText === "this" ? "this"
                             : getEffectiveDotDotDotForParameter(p) ? "args"
-                                : "arg" + index;
+                                : "arg".concat(index);
                     }
                     function rewriteModuleSpecifier(parent, lit) {
                         if (bundled) {
@@ -53667,7 +53673,7 @@ var ts;
                             return results_1;
                         }
                         // The `Constructor`'s symbol isn't in the class's properties lists, obviously, since it's a signature on the static
-                        return ts.Debug.fail("Unhandled class member kind! " + (p.__debugFlags || p.flags));
+                        return ts.Debug.fail("Unhandled class member kind! ".concat(p.__debugFlags || p.flags));
                     };
                 }
                 function serializePropertySymbolForInterface(p, baseType) {
@@ -53742,7 +53748,7 @@ var ts;
                     if (ref) {
                         return ref;
                     }
-                    var tempName = getUnusedName(rootName + "_base");
+                    var tempName = getUnusedName("".concat(rootName, "_base"));
                     var statement = ts.factory.createVariableStatement(/*modifiers*/ undefined, ts.factory.createVariableDeclarationList([
                         ts.factory.createVariableDeclaration(tempName, /*exclamationToken*/ undefined, typeToTypeNodeHelper(staticType, context))
                     ], 2 /* Const */));
@@ -53789,7 +53795,7 @@ var ts;
                     var original = input;
                     while ((_a = context.usedSymbolNames) === null || _a === void 0 ? void 0 : _a.has(input)) {
                         i++;
-                        input = original + "_" + i;
+                        input = "".concat(original, "_").concat(i);
                     }
                     (_b = context.usedSymbolNames) === null || _b === void 0 ? void 0 : _b.add(input);
                     if (id) {
@@ -53897,15 +53903,15 @@ var ts;
                 if (nameType.flags & 384 /* StringOrNumberLiteral */) {
                     var name = "" + nameType.value;
                     if (!ts.isIdentifierText(name, ts.getEmitScriptTarget(compilerOptions)) && !isNumericLiteralName(name)) {
-                        return "\"" + ts.escapeString(name, 34 /* doubleQuote */) + "\"";
+                        return "\"".concat(ts.escapeString(name, 34 /* doubleQuote */), "\"");
                     }
                     if (isNumericLiteralName(name) && ts.startsWith(name, "-")) {
-                        return "[" + name + "]";
+                        return "[".concat(name, "]");
                     }
                     return name;
                 }
                 if (nameType.flags & 8192 /* UniqueESSymbol */) {
-                    return "[" + getNameOfSymbolAsWritten(nameType.symbol, context) + "]";
+                    return "[".concat(getNameOfSymbolAsWritten(nameType.symbol, context), "]");
                 }
             }
         }
@@ -56679,7 +56685,7 @@ var ts;
                     !leftName ? rightName :
                         !rightName ? leftName :
                             undefined;
-                var paramSymbol = createSymbol(1 /* FunctionScopedVariable */ | (isOptional && !isRestParam ? 16777216 /* Optional */ : 0), paramName || "arg" + i);
+                var paramSymbol = createSymbol(1 /* FunctionScopedVariable */ | (isOptional && !isRestParam ? 16777216 /* Optional */ : 0), paramName || "arg".concat(i));
                 paramSymbol.type = isRestParam ? createArrayType(unionParamType) : unionParamType;
                 params[i] = paramSymbol;
             }
@@ -58598,7 +58604,7 @@ var ts;
             return result;
         }
         function getAliasId(aliasSymbol, aliasTypeArguments) {
-            return aliasSymbol ? "@" + getSymbolId(aliasSymbol) + (aliasTypeArguments ? ":" + getTypeListId(aliasTypeArguments) : "") : "";
+            return aliasSymbol ? "@".concat(getSymbolId(aliasSymbol)) + (aliasTypeArguments ? ":".concat(getTypeListId(aliasTypeArguments)) : "") : "";
         }
         // This function is used to propagate certain flags when creating new object type references and union types.
         // It is only necessary to do so if a constituent type might be the undefined type, the null type, the type
@@ -58784,7 +58790,7 @@ var ts;
             return undefined;
         }
         function getSymbolPath(symbol) {
-            return symbol.parent ? getSymbolPath(symbol.parent) + "." + symbol.escapedName : symbol.escapedName;
+            return symbol.parent ? "".concat(getSymbolPath(symbol.parent), ".").concat(symbol.escapedName) : symbol.escapedName;
         }
         function getUnresolvedSymbolForEntityName(name) {
             var identifier = name.kind === 160 /* QualifiedName */ ? name.right :
@@ -58795,7 +58801,7 @@ var ts;
                 var parentSymbol = name.kind === 160 /* QualifiedName */ ? getUnresolvedSymbolForEntityName(name.left) :
                     name.kind === 205 /* PropertyAccessExpression */ ? getUnresolvedSymbolForEntityName(name.expression) :
                         undefined;
-                var path = parentSymbol ? getSymbolPath(parentSymbol) + "." + text : text;
+                var path = parentSymbol ? "".concat(getSymbolPath(parentSymbol), ".").concat(text) : text;
                 var result = unresolvedSymbols.get(path);
                 if (!result) {
                     unresolvedSymbols.set(path, result = createSymbol(524288 /* TypeAlias */, text, 1048576 /* Unresolved */));
@@ -58868,7 +58874,7 @@ var ts;
             if (substitute.flags & 3 /* AnyOrUnknown */ || substitute === baseType) {
                 return baseType;
             }
-            var id = getTypeId(baseType) + ">" + getTypeId(substitute);
+            var id = "".concat(getTypeId(baseType), ">").concat(getTypeId(substitute));
             var cached = substitutionTypes.get(id);
             if (cached) {
                 return cached;
@@ -59069,7 +59075,7 @@ var ts;
         }
         function getGlobalSymbol(name, meaning, diagnostic) {
             // Don't track references for global symbols anyway, so value if `isReference` is arbitrary
-            return resolveName(undefined, name, meaning, diagnostic, name, /*isUse*/ false);
+            return resolveName(undefined, name, meaning, diagnostic, name, /*isUse*/ false, /*excludeGlobals*/ false, /*getSpellingSuggestions*/ false);
         }
         function getGlobalType(name, arity, reportErrors) {
             var symbol = getGlobalTypeSymbol(name, reportErrors);
@@ -59792,9 +59798,9 @@ var ts;
                 return types[0];
             }
             var typeKey = !origin ? getTypeListId(types) :
-                origin.flags & 1048576 /* Union */ ? "|" + getTypeListId(origin.types) :
-                    origin.flags & 2097152 /* Intersection */ ? "&" + getTypeListId(origin.types) :
-                        "#" + origin.type.id + "|" + getTypeListId(types); // origin type id alone is insufficient, as `keyof x` may resolve to multiple WIP values while `x` is still resolving
+                origin.flags & 1048576 /* Union */ ? "|".concat(getTypeListId(origin.types)) :
+                    origin.flags & 2097152 /* Intersection */ ? "&".concat(getTypeListId(origin.types)) :
+                        "#".concat(origin.type.id, "|").concat(getTypeListId(types)); // origin type id alone is insufficient, as `keyof x` may resolve to multiple WIP values while `x` is still resolving
             var id = typeKey + getAliasId(aliasSymbol, aliasTypeArguments);
             var type = unionTypes.get(id);
             if (!type) {
@@ -60316,7 +60322,7 @@ var ts;
             if (ts.every(newTexts, function (t) { return t === ""; }) && ts.every(newTypes, function (t) { return !!(t.flags & 4 /* String */); })) {
                 return stringType;
             }
-            var id = getTypeListId(newTypes) + "|" + ts.map(newTexts, function (t) { return t.length; }).join(",") + "|" + newTexts.join("");
+            var id = "".concat(getTypeListId(newTypes), "|").concat(ts.map(newTexts, function (t) { return t.length; }).join(","), "|").concat(newTexts.join(""));
             var type = templateLiteralTypes.get(id);
             if (!type) {
                 templateLiteralTypes.set(id, type = createTemplateLiteralType(newTexts, newTypes));
@@ -60376,7 +60382,7 @@ var ts;
             return str;
         }
         function getStringMappingTypeForGenericType(symbol, type) {
-            var id = getSymbolId(symbol) + "," + getTypeId(type);
+            var id = "".concat(getSymbolId(symbol), ",").concat(getTypeId(type));
             var result = stringMappingTypes.get(id);
             if (!result) {
                 stringMappingTypes.set(id, result = createStringMappingType(symbol, type));
@@ -61396,7 +61402,7 @@ var ts;
         function createUniqueESSymbolType(symbol) {
             var type = createType(8192 /* UniqueESSymbol */);
             type.symbol = symbol;
-            type.escapedName = "__@" + type.symbol.escapedName + "@" + getSymbolId(type.symbol);
+            type.escapedName = "__@".concat(type.symbol.escapedName, "@").concat(getSymbolId(type.symbol));
             return type;
         }
         function getESSymbolLikeTypeForNode(node) {
@@ -62939,7 +62945,7 @@ var ts;
                     return true;
             }
             if (source.flags & 524288 /* Object */ && target.flags & 524288 /* Object */) {
-                var related = relation.get(getRelationKey(source, target, 0 /* None */, relation));
+                var related = relation.get(getRelationKey(source, target, 0 /* None */, relation, /*ignoreConstraints*/ false));
                 if (related !== undefined) {
                     return !!(related & 1 /* Succeeded */);
                 }
@@ -63085,24 +63091,24 @@ var ts;
                         case ts.Diagnostics.Types_of_property_0_are_incompatible.code: {
                             // Parenthesize a `new` if there is one
                             if (path.indexOf("new ") === 0) {
-                                path = "(" + path + ")";
+                                path = "(".concat(path, ")");
                             }
                             var str = "" + args[0];
                             // If leading, just print back the arg (irrespective of if it's a valid identifier)
                             if (path.length === 0) {
-                                path = "" + str;
+                                path = "".concat(str);
                             }
                             // Otherwise write a dotted name if possible
                             else if (ts.isIdentifierText(str, ts.getEmitScriptTarget(compilerOptions))) {
-                                path = path + "." + str;
+                                path = "".concat(path, ".").concat(str);
                             }
                             // Failing that, check if the name is already a computed name
                             else if (str[0] === "[" && str[str.length - 1] === "]") {
-                                path = "" + path + str;
+                                path = "".concat(path).concat(str);
                             }
                             // And finally write out a computed name as a last resort
                             else {
-                                path = path + "[" + str + "]";
+                                path = "".concat(path, "[").concat(str, "]");
                             }
                             break;
                         }
@@ -63131,7 +63137,7 @@ var ts;
                                     msg.code === ts.Diagnostics.Construct_signatures_with_no_arguments_have_incompatible_return_types_0_and_1.code)
                                     ? ""
                                     : "...";
-                                path = "" + prefix + path + "(" + params + ")";
+                                path = "".concat(prefix).concat(path, "(").concat(params, ")");
                             }
                             break;
                         }
@@ -63144,7 +63150,7 @@ var ts;
                             break;
                         }
                         default:
-                            return ts.Debug.fail("Unhandled Diagnostic: " + msg.code);
+                            return ts.Debug.fail("Unhandled Diagnostic: ".concat(msg.code));
                     }
                 }
                 if (path) {
@@ -63788,7 +63794,8 @@ var ts;
                 if (overflow) {
                     return 0 /* False */;
                 }
-                var id = getRelationKey(source, target, intersectionState | (inPropertyCheck ? 16 /* InPropertyCheck */ : 0), relation);
+                var keyIntersectionState = intersectionState | (inPropertyCheck ? 16 /* InPropertyCheck */ : 0);
+                var id = getRelationKey(source, target, keyIntersectionState, relation, /*ingnoreConstraints*/ false);
                 var entry = relation.get(id);
                 if (entry !== undefined) {
                     if (reportErrors && entry & 2 /* Failed */ && !(entry & 4 /* Reported */)) {
@@ -63815,16 +63822,13 @@ var ts;
                     targetStack = [];
                 }
                 else {
-                    // generate a key where all type parameter id positions are replaced with unconstrained type parameter ids
-                    // this isn't perfect - nested type references passed as type arguments will muck up the indexes and thus
-                    // prevent finding matches- but it should hit up the common cases
-                    var broadestEquivalentId = id.split(",").map(function (i) { return i.replace(/-\d+/g, function (_match, offset) {
-                        var index = ts.length(id.slice(0, offset).match(/[-=]/g) || undefined);
-                        return "=" + index;
-                    }); }).join(",");
+                    // A key that starts with "*" is an indication that we have type references that reference constrained
+                    // type parameters. For such keys we also check against the key we would have gotten if all type parameters
+                    // were unconstrained.
+                    var broadestEquivalentId = id.startsWith("*") ? getRelationKey(source, target, keyIntersectionState, relation, /*ignoreConstraints*/ true) : undefined;
                     for (var i = 0; i < maybeCount; i++) {
                         // If source and target are already being compared, consider them related with assumptions
-                        if (id === maybeKeys[i] || broadestEquivalentId === maybeKeys[i]) {
+                        if (id === maybeKeys[i] || broadestEquivalentId && broadestEquivalentId === maybeKeys[i]) {
                             return 3 /* Maybe */;
                         }
                     }
@@ -65331,48 +65335,56 @@ var ts;
         function isTypeReferenceWithGenericArguments(type) {
             return isNonDeferredTypeReference(type) && ts.some(getTypeArguments(type), function (t) { return !!(t.flags & 262144 /* TypeParameter */) || isTypeReferenceWithGenericArguments(t); });
         }
-        /**
-         * getTypeReferenceId(A<T, number, U>) returns "111=0-12=1"
-         *   where A.id=111 and number.id=12
-         */
-        function getTypeReferenceId(type, typeParameters, depth) {
-            if (depth === void 0) { depth = 0; }
-            var result = "" + type.target.id;
-            for (var _i = 0, _a = getTypeArguments(type); _i < _a.length; _i++) {
-                var t = _a[_i];
-                if (isUnconstrainedTypeParameter(t)) {
-                    var index = typeParameters.indexOf(t);
-                    if (index < 0) {
-                        index = typeParameters.length;
-                        typeParameters.push(t);
+        function getGenericTypeReferenceRelationKey(source, target, postFix, ignoreConstraints) {
+            var typeParameters = [];
+            var constraintMarker = "";
+            var sourceId = getTypeReferenceId(source, 0);
+            var targetId = getTypeReferenceId(target, 0);
+            return "".concat(constraintMarker).concat(sourceId, ",").concat(targetId).concat(postFix);
+            // getTypeReferenceId(A<T, number, U>) returns "111=0-12=1"
+            // where A.id=111 and number.id=12
+            function getTypeReferenceId(type, depth) {
+                if (depth === void 0) { depth = 0; }
+                var result = "" + type.target.id;
+                for (var _i = 0, _a = getTypeArguments(type); _i < _a.length; _i++) {
+                    var t = _a[_i];
+                    if (t.flags & 262144 /* TypeParameter */) {
+                        if (ignoreConstraints || isUnconstrainedTypeParameter(t)) {
+                            var index = typeParameters.indexOf(t);
+                            if (index < 0) {
+                                index = typeParameters.length;
+                                typeParameters.push(t);
+                            }
+                            result += "=" + index;
+                            continue;
+                        }
+                        // We mark type references that reference constrained type parameters such that we know to obtain
+                        // and look for a "broadest equivalent key" in the cache.
+                        constraintMarker = "*";
+                    }
+                    else if (depth < 4 && isTypeReferenceWithGenericArguments(t)) {
+                        result += "<" + getTypeReferenceId(t, depth + 1) + ">";
+                        continue;
                     }
-                    result += "=" + index;
-                }
-                else if (depth < 4 && isTypeReferenceWithGenericArguments(t)) {
-                    result += "<" + getTypeReferenceId(t, typeParameters, depth + 1) + ">";
-                }
-                else {
                     result += "-" + t.id;
                 }
+                return result;
             }
-            return result;
         }
         /**
          * To improve caching, the relation key for two generic types uses the target's id plus ids of the type parameters.
          * For other cases, the types ids are used.
          */
-        function getRelationKey(source, target, intersectionState, relation) {
+        function getRelationKey(source, target, intersectionState, relation, ignoreConstraints) {
             if (relation === identityRelation && source.id > target.id) {
                 var temp = source;
                 source = target;
                 target = temp;
             }
             var postFix = intersectionState ? ":" + intersectionState : "";
-            if (isTypeReferenceWithGenericArguments(source) && isTypeReferenceWithGenericArguments(target)) {
-                var typeParameters = [];
-                return getTypeReferenceId(source, typeParameters) + "," + getTypeReferenceId(target, typeParameters) + postFix;
-            }
-            return source.id + "," + target.id + postFix;
+            return isTypeReferenceWithGenericArguments(source) && isTypeReferenceWithGenericArguments(target) ?
+                getGenericTypeReferenceRelationKey(source, target, postFix, ignoreConstraints) :
+                "".concat(source.id, ",").concat(target.id).concat(postFix);
         }
         // Invoke the callback for each underlying property symbol of the given symbol and return the first
         // value that isn't undefined.
@@ -65420,28 +65432,35 @@ var ts;
                 !hasBaseType(checkClass, getDeclaringClass(p)) : false; }) ? undefined : checkClass;
         }
         // Return true if the given type is deeply nested. We consider this to be the case when structural type comparisons
-        // for 5 or more occurrences or instantiations of the type have been recorded on the given stack. It is possible,
+        // for maxDepth or more occurrences or instantiations of the type have been recorded on the given stack. It is possible,
         // though highly unlikely, for this test to be true in a situation where a chain of instantiations is not infinitely
-        // expanding. Effectively, we will generate a false positive when two types are structurally equal to at least 5
+        // expanding. Effectively, we will generate a false positive when two types are structurally equal to at least maxDepth
         // levels, but unequal at some level beyond that.
-        // In addition, this will also detect when an indexed access has been chained off of 5 or more times (which is essentially
-        // the dual of the structural comparison), and likewise mark the type as deeply nested, potentially adding false positives
-        // for finite but deeply expanding indexed accesses (eg, for `Q[P1][P2][P3][P4][P5]`).
-        // It also detects when a recursive type reference has expanded 5 or more times, eg, if the true branch of
+        // In addition, this will also detect when an indexed access has been chained off of maxDepth more times (which is
+        // essentially the dual of the structural comparison), and likewise mark the type as deeply nested, potentially adding
+        // false positives for finite but deeply expanding indexed accesses (eg, for `Q[P1][P2][P3][P4][P5]`).
+        // It also detects when a recursive type reference has expanded maxDepth or more times, e.g. if the true branch of
         // `type A<T> = null extends T ? [A<NonNullable<T>>] : [T]`
-        // has expanded into `[A<NonNullable<NonNullable<NonNullable<NonNullable<NonNullable<T>>>>>>]`
-        // in such cases we need to terminate the expansion, and we do so here.
+        // has expanded into `[A<NonNullable<NonNullable<NonNullable<NonNullable<NonNullable<T>>>>>>]`. In such cases we need
+        // to terminate the expansion, and we do so here.
         function isDeeplyNestedType(type, stack, depth, maxDepth) {
-            if (maxDepth === void 0) { maxDepth = 5; }
+            if (maxDepth === void 0) { maxDepth = 3; }
             if (depth >= maxDepth) {
                 var identity_1 = getRecursionIdentity(type);
                 var count = 0;
+                var lastTypeId = 0;
                 for (var i = 0; i < depth; i++) {
-                    if (getRecursionIdentity(stack[i]) === identity_1) {
-                        count++;
-                        if (count >= maxDepth) {
-                            return true;
+                    var t = stack[i];
+                    if (getRecursionIdentity(t) === identity_1) {
+                        // We only count occurrences with a higher type id than the previous occurrence, since higher
+                        // type ids are an indicator of newer instantiations caused by recursion.
+                        if (t.id >= lastTypeId) {
+                            count++;
+                            if (count >= maxDepth) {
+                                return true;
+                            }
                         }
+                        lastTypeId = t.id;
                     }
                 }
             }
@@ -67484,11 +67503,11 @@ var ts;
                 case 79 /* Identifier */:
                     if (!ts.isThisInTypeQuery(node)) {
                         var symbol = getResolvedSymbol(node);
-                        return symbol !== unknownSymbol ? (flowContainer ? getNodeId(flowContainer) : "-1") + "|" + getTypeId(declaredType) + "|" + getTypeId(initialType) + "|" + getSymbolId(symbol) : undefined;
+                        return symbol !== unknownSymbol ? "".concat(flowContainer ? getNodeId(flowContainer) : "-1", "|").concat(getTypeId(declaredType), "|").concat(getTypeId(initialType), "|").concat(getSymbolId(symbol)) : undefined;
                     }
                 // falls through
                 case 108 /* ThisKeyword */:
-                    return "0|" + (flowContainer ? getNodeId(flowContainer) : "-1") + "|" + getTypeId(declaredType) + "|" + getTypeId(initialType);
+                    return "0|".concat(flowContainer ? getNodeId(flowContainer) : "-1", "|").concat(getTypeId(declaredType), "|").concat(getTypeId(initialType));
                 case 229 /* NonNullExpression */:
                 case 211 /* ParenthesizedExpression */:
                     return getFlowCacheKey(node.expression, declaredType, initialType, flowContainer);
@@ -71250,7 +71269,7 @@ var ts;
                     !leftName ? rightName :
                         !rightName ? leftName :
                             undefined;
-                var paramSymbol = createSymbol(1 /* FunctionScopedVariable */ | (isOptional && !isRestParam ? 16777216 /* Optional */ : 0), paramName || "arg" + i);
+                var paramSymbol = createSymbol(1 /* FunctionScopedVariable */ | (isOptional && !isRestParam ? 16777216 /* Optional */ : 0), paramName || "arg".concat(i));
                 paramSymbol.type = isRestParam ? createArrayType(unionParamType) : unionParamType;
                 params[i] = paramSymbol;
             }
@@ -73031,7 +73050,7 @@ var ts;
         }
         function getSuggestedSymbolForNonexistentSymbol(location, outerName, meaning) {
             ts.Debug.assert(outerName !== undefined, "outername should always be defined");
-            var result = resolveNameHelper(location, outerName, meaning, /*nameNotFoundMessage*/ undefined, outerName, /*isUse*/ false, /*excludeGlobals*/ false, function (symbols, name, meaning) {
+            var result = resolveNameHelper(location, outerName, meaning, /*nameNotFoundMessage*/ undefined, outerName, /*isUse*/ false, /*excludeGlobals*/ false, /*getSpellingSuggestions*/ true, function (symbols, name, meaning) {
                 ts.Debug.assertEqual(outerName, name, "name should equal outerName");
                 var symbol = getSymbol(symbols, name, meaning);
                 // Sometimes the symbol is found when location is a return type of a function: `typeof x` and `x` is declared in the body of the function
@@ -81163,7 +81182,7 @@ var ts;
         function getPropertyNameForKnownSymbolName(symbolName) {
             var ctorType = getGlobalESSymbolConstructorSymbol(/*reportErrors*/ false);
             var uniqueType = ctorType && getTypeOfPropertyOfType(getTypeOfSymbol(ctorType), ts.escapeLeadingUnderscores(symbolName));
-            return uniqueType && isTypeUsableAsPropertyName(uniqueType) ? getPropertyNameFromType(uniqueType) : "__@" + symbolName;
+            return uniqueType && isTypeUsableAsPropertyName(uniqueType) ? getPropertyNameFromType(uniqueType) : "__@".concat(symbolName);
         }
         /**
          * Gets the *yield*, *return*, and *next* types of an `Iterable`-like or `AsyncIterable`-like
@@ -88135,7 +88154,7 @@ var ts;
                 value >= 52 && value < 62 ? 48 /* _0 */ + value - 52 :
                     value === 62 ? 43 /* plus */ :
                         value === 63 ? 47 /* slash */ :
-                            ts.Debug.fail(value + ": not a base64 value");
+                            ts.Debug.fail("".concat(value, ": not a base64 value"));
     }
     function base64FormatDecode(ch) {
         return ch >= 65 /* A */ && ch <= 90 /* Z */ ? ch - 65 /* A */ :
@@ -88210,7 +88229,7 @@ var ts;
                 var mappings = ts.arrayFrom(decoder, processMapping);
                 if (decoder.error !== undefined) {
                     if (host.log) {
-                        host.log("Encountered error while decoding sourcemap: " + decoder.error);
+                        host.log("Encountered error while decoding sourcemap: ".concat(decoder.error));
                     }
                     decodedMappings = ts.emptyArray;
                 }
@@ -91876,7 +91895,7 @@ var ts;
                     var propertyName = ts.isPropertyAccessExpression(originalNode)
                         ? ts.declarationNameToString(originalNode.name)
                         : ts.getTextOfNode(originalNode.argumentExpression);
-                    ts.addSyntheticTrailingComment(substitute, 3 /* MultiLineCommentTrivia */, " " + propertyName + " ");
+                    ts.addSyntheticTrailingComment(substitute, 3 /* MultiLineCommentTrivia */, " ".concat(propertyName, " "));
                 }
                 return substitute;
             }
@@ -93268,8 +93287,8 @@ var ts;
         }
         function createHoistedVariableForClass(name, node) {
             var className = getPrivateIdentifierEnvironment().className;
-            var prefix = className ? "_" + className : "";
-            var identifier = factory.createUniqueName(prefix + "_" + name, 16 /* Optimistic */);
+            var prefix = className ? "_".concat(className) : "";
+            var identifier = factory.createUniqueName("".concat(prefix, "_").concat(name), 16 /* Optimistic */);
             if (resolver.getNodeCheckFlags(node) & 524288 /* BlockScopedBindingInLoop */) {
                 addBlockScopedVariable(identifier);
             }
@@ -95167,7 +95186,7 @@ var ts;
                 specifierSourceImports = ts.createMap();
                 currentFileState.utilizedImplicitRuntimeImports.set(importSource, specifierSourceImports);
             }
-            var generatedName = factory.createUniqueName("_" + name, 16 /* Optimistic */ | 32 /* FileLevel */ | 64 /* AllowNameSubstitution */);
+            var generatedName = factory.createUniqueName("_".concat(name), 16 /* Optimistic */ | 32 /* FileLevel */ | 64 /* AllowNameSubstitution */);
             var specifier = factory.createImportSpecifier(/*isTypeOnly*/ false, factory.createIdentifier(name), generatedName);
             generatedName.generatedImportReference = specifier;
             specifierSourceImports.set(name, specifier);
@@ -96306,11 +96325,11 @@ var ts;
                     }
                     else {
                         if (node.kind === 245 /* BreakStatement */) {
-                            labelMarker = "break-" + label.escapedText;
+                            labelMarker = "break-".concat(label.escapedText);
                             setLabeledJump(convertedLoopState, /*isBreak*/ true, ts.idText(label), labelMarker);
                         }
                         else {
-                            labelMarker = "continue-" + label.escapedText;
+                            labelMarker = "continue-".concat(label.escapedText);
                             setLabeledJump(convertedLoopState, /*isBreak*/ false, ts.idText(label), labelMarker);
                         }
                     }
@@ -105119,7 +105138,7 @@ var ts;
             return getTypeAliasDeclarationVisibilityError;
         }
         else {
-            return ts.Debug.assertNever(node, "Attempted to set a declaration diagnostic context for unhandled node kind: " + ts.SyntaxKind[node.kind]);
+            return ts.Debug.assertNever(node, "Attempted to set a declaration diagnostic context for unhandled node kind: ".concat(ts.SyntaxKind[node.kind]));
         }
         function getVariableDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult) {
             if (node.kind === 253 /* VariableDeclaration */ || node.kind === 202 /* BindingElement */) {
@@ -105330,7 +105349,7 @@ var ts;
                             ts.Diagnostics.Parameter_0_of_accessor_has_or_is_using_name_1_from_private_module_2 :
                         ts.Diagnostics.Parameter_0_of_accessor_has_or_is_using_private_name_1;
                 default:
-                    return ts.Debug.fail("Unknown parent for parameter: " + ts.SyntaxKind[node.parent.kind]);
+                    return ts.Debug.fail("Unknown parent for parameter: ".concat(ts.SyntaxKind[node.parent.kind]));
             }
         }
         function getTypeParameterConstraintVisibilityError() {
@@ -106088,7 +106107,7 @@ var ts;
             while (ts.length(lateMarkedStatements)) {
                 var i = lateMarkedStatements.shift();
                 if (!ts.isLateVisibilityPaintedStatement(i)) {
-                    return ts.Debug.fail("Late replaced statement was found which is not handled by the declaration transformer!: " + (ts.SyntaxKind ? ts.SyntaxKind[i.kind] : i.kind));
+                    return ts.Debug.fail("Late replaced statement was found which is not handled by the declaration transformer!: ".concat(ts.SyntaxKind ? ts.SyntaxKind[i.kind] : i.kind));
                 }
                 var priorNeedsDeclare = needsDeclare;
                 needsDeclare = i.parent && ts.isSourceFile(i.parent) && !(ts.isExternalModule(i.parent) && isBundledEmit);
@@ -106277,7 +106296,7 @@ var ts;
                             return cleanup(input);
                         return cleanup(factory.updateImportTypeNode(input, factory.updateLiteralTypeNode(input.argument, rewriteModuleSpecifier(input, input.argument.literal)), input.qualifier, ts.visitNodes(input.typeArguments, visitDeclarationSubtree, ts.isTypeNode), input.isTypeOf));
                     }
-                    default: ts.Debug.assertNever(input, "Attempted to process unhandled node kind: " + ts.SyntaxKind[input.kind]);
+                    default: ts.Debug.assertNever(input, "Attempted to process unhandled node kind: ".concat(ts.SyntaxKind[input.kind]));
                 }
             }
             if (ts.isTupleTypeNode(input) && (ts.getLineAndCharacterOfPosition(currentSourceFile, input.pos).line === ts.getLineAndCharacterOfPosition(currentSourceFile, input.end).line)) {
@@ -106568,7 +106587,7 @@ var ts;
                     if (extendsClause_1 && !ts.isEntityNameExpression(extendsClause_1.expression) && extendsClause_1.expression.kind !== 104 /* NullKeyword */) {
                         // We must add a temporary declaration for the extends clause expression
                         var oldId = input.name ? ts.unescapeLeadingUnderscores(input.name.escapedText) : "default";
-                        var newId_1 = factory.createUniqueName(oldId + "_base", 16 /* Optimistic */);
+                        var newId_1 = factory.createUniqueName("".concat(oldId, "_base"), 16 /* Optimistic */);
                         getSymbolAccessibilityDiagnostic = function () { return ({
                             diagnosticMessage: ts.Diagnostics.extends_clause_of_exported_class_0_has_or_is_using_private_name_1,
                             errorNode: extendsClause_1,
@@ -106609,7 +106628,7 @@ var ts;
                 }
             }
             // Anything left unhandled is an error, so this should be unreachable
-            return ts.Debug.assertNever(input, "Unhandled top-level node in declaration emit: " + ts.SyntaxKind[input.kind]);
+            return ts.Debug.assertNever(input, "Unhandled top-level node in declaration emit: ".concat(ts.SyntaxKind[input.kind]));
             function cleanup(node) {
                 if (isEnclosingDeclaration(input)) {
                     enclosingDeclaration = previousEnclosingDeclaration;
@@ -107501,13 +107520,13 @@ var ts;
         if (ts.fileExtensionIs(inputFileName, ".json" /* Json */))
             return;
         if (js && configFile.options.sourceMap) {
-            addOutput(js + ".map");
+            addOutput("".concat(js, ".map"));
         }
         if (ts.getEmitDeclarations(configFile.options)) {
             var dts = getOutputDeclarationFileName(inputFileName, configFile, ignoreCase, getCommonSourceDirectory);
             addOutput(dts);
             if (configFile.options.declarationMap) {
-                addOutput(dts + ".map");
+                addOutput("".concat(dts, ".map"));
             }
         }
     }
@@ -107576,7 +107595,7 @@ var ts;
     function getFirstProjectOutput(configFile, ignoreCase) {
         if (ts.outFile(configFile.options)) {
             var jsFilePath = getOutputPathsForBundle(configFile.options, /*forceDtsPaths*/ false).jsFilePath;
-            return ts.Debug.checkDefined(jsFilePath, "project " + configFile.options.configFilePath + " expected to have at least one output");
+            return ts.Debug.checkDefined(jsFilePath, "project ".concat(configFile.options.configFilePath, " expected to have at least one output"));
         }
         var getCommonSourceDirectory = ts.memoize(function () { return getCommonSourceDirectoryOfConfig(configFile, ignoreCase); });
         for (var _a = 0, _b = configFile.fileNames; _a < _b.length; _a++) {
@@ -107595,7 +107614,7 @@ var ts;
         var buildInfoPath = getTsBuildInfoEmitOutputFilePath(configFile.options);
         if (buildInfoPath)
             return buildInfoPath;
-        return ts.Debug.fail("project " + configFile.options.configFilePath + " expected to have at least one output");
+        return ts.Debug.fail("project ".concat(configFile.options.configFilePath, " expected to have at least one output"));
     }
     ts.getFirstProjectOutput = getFirstProjectOutput;
     /*@internal*/
@@ -107821,7 +107840,7 @@ var ts;
                 if (sourceMappingURL) {
                     if (!writer.isAtStartOfLine())
                         writer.rawWrite(newLine);
-                    writer.writeComment("//# " + "sourceMappingURL" + "=" + sourceMappingURL); // Tools can sometimes see this line as a source mapping url comment
+                    writer.writeComment("//# ".concat("sourceMappingURL", "=").concat(sourceMappingURL)); // Tools can sometimes see this line as a source mapping url comment
                 }
                 // Write the source map
                 if (sourceMapFilePath) {
@@ -107870,7 +107889,7 @@ var ts;
                 // Encode the sourceMap into the sourceMap url
                 var sourceMapText = sourceMapGenerator.toString();
                 var base64SourceMapText = ts.base64encode(ts.sys, sourceMapText);
-                return "data:application/json;base64," + base64SourceMapText;
+                return "data:application/json;base64,".concat(base64SourceMapText);
             }
             var sourceMapFile = ts.getBaseFileName(ts.normalizeSlashes(ts.Debug.checkDefined(sourceMapFilePath)));
             if (mapOptions.mapRoot) {
@@ -108050,7 +108069,7 @@ var ts;
                             return;
                         break;
                     default:
-                        ts.Debug.fail("Unexpected path: " + name);
+                        ts.Debug.fail("Unexpected path: ".concat(name));
                 }
                 outputFiles.push({ name: name, text: text, writeByteOrderMark: writeByteOrderMark });
             },
@@ -108910,7 +108929,7 @@ var ts;
                 return writeTokenNode(node, writeKeyword);
             if (ts.isTokenKind(node.kind))
                 return writeTokenNode(node, writePunctuation);
-            ts.Debug.fail("Unhandled SyntaxKind: " + ts.Debug.formatSyntaxKind(node.kind) + ".");
+            ts.Debug.fail("Unhandled SyntaxKind: ".concat(ts.Debug.formatSyntaxKind(node.kind), "."));
         }
         function emitMappedTypeParameter(node) {
             emit(node.name);
@@ -109080,13 +109099,13 @@ var ts;
             }
         }
         function emitPlaceholder(hint, node, snippet) {
-            nonEscapingWrite("${" + snippet.order + ":"); // `${2:`
+            nonEscapingWrite("${".concat(snippet.order, ":")); // `${2:`
             pipelineEmitWithHintWorker(hint, node, /*allowSnippets*/ false); // `...`
             nonEscapingWrite("}"); // `}`
             // `${2:...}`
         }
         function emitTabStop(snippet) {
-            nonEscapingWrite("$" + snippet.order);
+            nonEscapingWrite("$".concat(snippet.order));
         }
         //
         // Identifiers
@@ -110808,17 +110827,17 @@ var ts;
                 writeLine();
             }
             if (currentSourceFile && currentSourceFile.moduleName) {
-                writeComment("/// <amd-module name=\"" + currentSourceFile.moduleName + "\" />");
+                writeComment("/// <amd-module name=\"".concat(currentSourceFile.moduleName, "\" />"));
                 writeLine();
             }
             if (currentSourceFile && currentSourceFile.amdDependencies) {
                 for (var _a = 0, _b = currentSourceFile.amdDependencies; _a < _b.length; _a++) {
                     var dep = _b[_a];
                     if (dep.name) {
-                        writeComment("/// <amd-dependency name=\"" + dep.name + "\" path=\"" + dep.path + "\" />");
+                        writeComment("/// <amd-dependency name=\"".concat(dep.name, "\" path=\"").concat(dep.path, "\" />"));
                     }
                     else {
-                        writeComment("/// <amd-dependency path=\"" + dep.path + "\" />");
+                        writeComment("/// <amd-dependency path=\"".concat(dep.path, "\" />"));
                     }
                     writeLine();
                 }
@@ -110826,7 +110845,7 @@ var ts;
             for (var _c = 0, files_2 = files; _c < files_2.length; _c++) {
                 var directive = files_2[_c];
                 var pos = writer.getTextPos();
-                writeComment("/// <reference path=\"" + directive.fileName + "\" />");
+                writeComment("/// <reference path=\"".concat(directive.fileName, "\" />"));
                 if (bundleFileInfo)
                     bundleFileInfo.sections.push({ pos: pos, end: writer.getTextPos(), kind: "reference" /* Reference */, data: directive.fileName });
                 writeLine();
@@ -110834,7 +110853,7 @@ var ts;
             for (var _d = 0, types_24 = types; _d < types_24.length; _d++) {
                 var directive = types_24[_d];
                 var pos = writer.getTextPos();
-                writeComment("/// <reference types=\"" + directive.fileName + "\" />");
+                writeComment("/// <reference types=\"".concat(directive.fileName, "\" />"));
                 if (bundleFileInfo)
                     bundleFileInfo.sections.push({ pos: pos, end: writer.getTextPos(), kind: "type" /* Type */, data: directive.fileName });
                 writeLine();
@@ -110842,7 +110861,7 @@ var ts;
             for (var _e = 0, libs_1 = libs; _e < libs_1.length; _e++) {
                 var directive = libs_1[_e];
                 var pos = writer.getTextPos();
-                writeComment("/// <reference lib=\"" + directive.fileName + "\" />");
+                writeComment("/// <reference lib=\"".concat(directive.fileName, "\" />"));
                 if (bundleFileInfo)
                     bundleFileInfo.sections.push({ pos: pos, end: writer.getTextPos(), kind: "lib" /* Lib */, data: directive.fileName });
                 writeLine();
@@ -111617,9 +111636,9 @@ var ts;
                 var textSourceNode = node.textSourceNode;
                 if (ts.isIdentifier(textSourceNode) || ts.isNumericLiteral(textSourceNode)) {
                     var text = ts.isNumericLiteral(textSourceNode) ? textSourceNode.text : getTextOfNode(textSourceNode);
-                    return jsxAttributeEscape ? "\"" + ts.escapeJsxAttributeString(text) + "\"" :
-                        neverAsciiEscape || (ts.getEmitFlags(node) & 16777216 /* NoAsciiEscaping */) ? "\"" + ts.escapeString(text) + "\"" :
-                            "\"" + ts.escapeNonAsciiString(text) + "\"";
+                    return jsxAttributeEscape ? "\"".concat(ts.escapeJsxAttributeString(text), "\"") :
+                        neverAsciiEscape || (ts.getEmitFlags(node) & 16777216 /* NoAsciiEscaping */) ? "\"".concat(ts.escapeString(text), "\"") :
+                            "\"".concat(ts.escapeNonAsciiString(text), "\"");
                 }
                 else {
                     return getLiteralTextOfNode(textSourceNode, neverAsciiEscape, jsxAttributeEscape);
@@ -112096,8 +112115,8 @@ var ts;
         }
         function formatSynthesizedComment(comment) {
             return comment.kind === 3 /* MultiLineCommentTrivia */
-                ? "/*" + comment.text + "*/"
-                : "//" + comment.text;
+                ? "/*".concat(comment.text, "*/")
+                : "//".concat(comment.text);
         }
         function emitBodyWithDetachedComments(node, detachedRange, emitCallback) {
             enterComment();
@@ -112818,7 +112837,7 @@ var ts;
         var watchedDirPath = _a.watchedDirPath, fileOrDirectory = _a.fileOrDirectory, fileOrDirectoryPath = _a.fileOrDirectoryPath, configFileName = _a.configFileName, options = _a.options, program = _a.program, extraFileExtensions = _a.extraFileExtensions, currentDirectory = _a.currentDirectory, useCaseSensitiveFileNames = _a.useCaseSensitiveFileNames, writeLog = _a.writeLog, toPath = _a.toPath;
         var newPath = ts.removeIgnoredPath(fileOrDirectoryPath);
         if (!newPath) {
-            writeLog("Project: " + configFileName + " Detected ignored path: " + fileOrDirectory);
+            writeLog("Project: ".concat(configFileName, " Detected ignored path: ").concat(fileOrDirectory));
             return true;
         }
         fileOrDirectoryPath = newPath;
@@ -112827,11 +112846,11 @@ var ts;
         // If the the added or created file or directory is not supported file name, ignore the file
         // But when watched directory is added/removed, we need to reload the file list
         if (ts.hasExtension(fileOrDirectoryPath) && !ts.isSupportedSourceFileName(fileOrDirectory, options, extraFileExtensions)) {
-            writeLog("Project: " + configFileName + " Detected file add/remove of non supported extension: " + fileOrDirectory);
+            writeLog("Project: ".concat(configFileName, " Detected file add/remove of non supported extension: ").concat(fileOrDirectory));
             return true;
         }
         if (ts.isExcludedFile(fileOrDirectory, options.configFile.configFileSpecs, ts.getNormalizedAbsolutePath(ts.getDirectoryPath(configFileName), currentDirectory), useCaseSensitiveFileNames, currentDirectory)) {
-            writeLog("Project: " + configFileName + " Detected excluded file: " + fileOrDirectory);
+            writeLog("Project: ".concat(configFileName, " Detected excluded file: ").concat(fileOrDirectory));
             return true;
         }
         if (!program)
@@ -112855,7 +112874,7 @@ var ts;
         var builderProgram = !realProgram && !ts.isArray(program) ? program : undefined;
         if (hasSourceFile((filePathWithoutExtension + ".ts" /* Ts */)) ||
             hasSourceFile((filePathWithoutExtension + ".tsx" /* Tsx */))) {
-            writeLog("Project: " + configFileName + " Detected output file: " + fileOrDirectory);
+            writeLog("Project: ".concat(configFileName, " Detected output file: ").concat(fileOrDirectory));
             return true;
         }
         return false;
@@ -112923,36 +112942,36 @@ var ts;
                 host.useCaseSensitiveFileNames();
         }
         function createExcludeWatcherWithLogging(file, flags, options, detailInfo1, detailInfo2) {
-            log("ExcludeWatcher:: Added:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
+            log("ExcludeWatcher:: Added:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo)));
             return {
-                close: function () { return log("ExcludeWatcher:: Close:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo)); }
+                close: function () { return log("ExcludeWatcher:: Close:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo))); }
             };
         }
         function createFileWatcherWithLogging(file, cb, flags, options, detailInfo1, detailInfo2) {
-            log("FileWatcher:: Added:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
+            log("FileWatcher:: Added:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo)));
             var watcher = triggerInvokingFactory.watchFile(file, cb, flags, options, detailInfo1, detailInfo2);
             return {
                 close: function () {
-                    log("FileWatcher:: Close:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
+                    log("FileWatcher:: Close:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo)));
                     watcher.close();
                 }
             };
         }
         function createDirectoryWatcherWithLogging(file, cb, flags, options, detailInfo1, detailInfo2) {
-            var watchInfo = "DirectoryWatcher:: Added:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo);
+            var watchInfo = "DirectoryWatcher:: Added:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
             log(watchInfo);
             var start = ts.timestamp();
             var watcher = triggerInvokingFactory.watchDirectory(file, cb, flags, options, detailInfo1, detailInfo2);
             var elapsed = ts.timestamp() - start;
-            log("Elapsed:: " + elapsed + "ms " + watchInfo);
+            log("Elapsed:: ".concat(elapsed, "ms ").concat(watchInfo));
             return {
                 close: function () {
-                    var watchInfo = "DirectoryWatcher:: Close:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo);
+                    var watchInfo = "DirectoryWatcher:: Close:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
                     log(watchInfo);
                     var start = ts.timestamp();
                     watcher.close();
                     var elapsed = ts.timestamp() - start;
-                    log("Elapsed:: " + elapsed + "ms " + watchInfo);
+                    log("Elapsed:: ".concat(elapsed, "ms ").concat(watchInfo));
                 }
             };
         }
@@ -112962,16 +112981,16 @@ var ts;
                 for (var _i = 0; _i < arguments.length; _i++) {
                     args[_i] = arguments[_i];
                 }
-                var triggerredInfo = (key === "watchFile" ? "FileWatcher" : "DirectoryWatcher") + ":: Triggered with " + args[0] + " " + (args[1] !== undefined ? args[1] : "") + ":: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo);
+                var triggerredInfo = "".concat(key === "watchFile" ? "FileWatcher" : "DirectoryWatcher", ":: Triggered with ").concat(args[0], " ").concat(args[1] !== undefined ? args[1] : "", ":: ").concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
                 log(triggerredInfo);
                 var start = ts.timestamp();
                 cb.call.apply(cb, __spreadArray([/*thisArg*/ undefined], args, false));
                 var elapsed = ts.timestamp() - start;
-                log("Elapsed:: " + elapsed + "ms " + triggerredInfo);
+                log("Elapsed:: ".concat(elapsed, "ms ").concat(triggerredInfo));
             }, flags, options, detailInfo1, detailInfo2); };
         }
         function getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo) {
-            return "WatchInfo: " + file + " " + flags + " " + JSON.stringify(options) + " " + (getDetailWatchInfo ? getDetailWatchInfo(detailInfo1, detailInfo2) : detailInfo2 === undefined ? detailInfo1 : detailInfo1 + " " + detailInfo2);
+            return "WatchInfo: ".concat(file, " ").concat(flags, " ").concat(JSON.stringify(options), " ").concat(getDetailWatchInfo ? getDetailWatchInfo(detailInfo1, detailInfo2) : detailInfo2 === undefined ? detailInfo1 : "".concat(detailInfo1, " ").concat(detailInfo2));
         }
     }
     ts.getWatchFactory = getWatchFactory;
@@ -113278,12 +113297,12 @@ var ts;
     }
     ts.formatDiagnostics = formatDiagnostics;
     function formatDiagnostic(diagnostic, host) {
-        var errorMessage = ts.diagnosticCategoryName(diagnostic) + " TS" + diagnostic.code + ": " + flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine()) + host.getNewLine();
+        var errorMessage = "".concat(ts.diagnosticCategoryName(diagnostic), " TS").concat(diagnostic.code, ": ").concat(flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine())).concat(host.getNewLine());
         if (diagnostic.file) {
             var _a = ts.getLineAndCharacterOfPosition(diagnostic.file, diagnostic.start), line = _a.line, character = _a.character; // TODO: GH#18217
             var fileName = diagnostic.file.fileName;
             var relativeFileName = ts.convertToRelativePath(fileName, host.getCurrentDirectory(), function (fileName) { return host.getCanonicalFileName(fileName); });
-            return relativeFileName + "(" + (line + 1) + "," + (character + 1) + "): " + errorMessage;
+            return "".concat(relativeFileName, "(").concat(line + 1, ",").concat(character + 1, "): ") + errorMessage;
         }
         return errorMessage;
     }
@@ -113371,9 +113390,9 @@ var ts;
         var output = "";
         output += color(relativeFileName, ForegroundColorEscapeSequences.Cyan);
         output += ":";
-        output += color("" + (firstLine + 1), ForegroundColorEscapeSequences.Yellow);
+        output += color("".concat(firstLine + 1), ForegroundColorEscapeSequences.Yellow);
         output += ":";
-        output += color("" + (firstLineChar + 1), ForegroundColorEscapeSequences.Yellow);
+        output += color("".concat(firstLineChar + 1), ForegroundColorEscapeSequences.Yellow);
         return output;
     }
     ts.formatLocation = formatLocation;
@@ -113387,7 +113406,7 @@ var ts;
                 output += " - ";
             }
             output += formatColorAndReset(ts.diagnosticCategoryName(diagnostic), getCategoryFormat(diagnostic.category));
-            output += formatColorAndReset(" TS" + diagnostic.code + ": ", ForegroundColorEscapeSequences.Grey);
+            output += formatColorAndReset(" TS".concat(diagnostic.code, ": "), ForegroundColorEscapeSequences.Grey);
             output += flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine());
             if (diagnostic.file) {
                 output += host.getNewLine();
@@ -113496,7 +113515,7 @@ var ts;
             var result = void 0;
             var mode = getModeForResolutionAtIndex(containingFile, i);
             i++;
-            var cacheKey = mode !== undefined ? mode + "|" + name : name;
+            var cacheKey = mode !== undefined ? "".concat(mode, "|").concat(name) : name;
             if (cache.has(cacheKey)) {
                 result = cache.get(cacheKey);
             }
@@ -115580,7 +115599,7 @@ var ts;
                 path += (i === 2 ? "/" : "-") + components[i];
                 i++;
             }
-            var resolveFrom = ts.combinePaths(currentDirectory, "__lib_node_modules_lookup_" + libFileName + "__.ts");
+            var resolveFrom = ts.combinePaths(currentDirectory, "__lib_node_modules_lookup_".concat(libFileName, "__.ts"));
             var localOverrideModuleResult = ts.resolveModuleName("@typescript/lib-" + path, resolveFrom, { moduleResolution: ts.ModuleResolutionKind.NodeJs }, host, moduleResolutionCache);
             if (localOverrideModuleResult === null || localOverrideModuleResult === void 0 ? void 0 : localOverrideModuleResult.resolvedModule) {
                 return localOverrideModuleResult.resolvedModule.resolvedFileName;
@@ -116401,12 +116420,12 @@ var ts;
         }
         function directoryExistsIfProjectReferenceDeclDir(dir) {
             var dirPath = host.toPath(dir);
-            var dirPathWithTrailingDirectorySeparator = "" + dirPath + ts.directorySeparator;
+            var dirPathWithTrailingDirectorySeparator = "".concat(dirPath).concat(ts.directorySeparator);
             return ts.forEachKey(setOfDeclarationDirectories, function (declDirPath) { return dirPath === declDirPath ||
                 // Any parent directory of declaration dir
                 ts.startsWith(declDirPath, dirPathWithTrailingDirectorySeparator) ||
                 // Any directory inside declaration dir
-                ts.startsWith(dirPath, declDirPath + "/"); });
+                ts.startsWith(dirPath, "".concat(declDirPath, "/")); });
         }
         function handleDirectoryCouldBeSymlink(directory) {
             var _a;
@@ -116459,7 +116478,7 @@ var ts;
                 if (isFile && result) {
                     // Store the real path for the file'
                     var absolutePath = ts.getNormalizedAbsolutePath(fileOrDirectory, host.compilerHost.getCurrentDirectory());
-                    symlinkCache.setSymlinkedFile(fileOrDirectoryPath, "" + symlinkedDirectory.real + absolutePath.replace(new RegExp(directoryPath, "i"), ""));
+                    symlinkCache.setSymlinkedFile(fileOrDirectoryPath, "".concat(symlinkedDirectory.real).concat(absolutePath.replace(new RegExp(directoryPath, "i"), "")));
                 }
                 return result;
             }) || false;
@@ -116917,7 +116936,7 @@ var ts;
                 /*forceDtsEmit*/ true);
                 var firstDts_1 = ts.firstOrUndefined(emitOutput_1.outputFiles);
                 if (firstDts_1) {
-                    ts.Debug.assert(ts.fileExtensionIsOneOf(firstDts_1.name, [".d.ts" /* Dts */, ".d.mts" /* Dmts */, ".d.cts" /* Dcts */]), "File extension for signature expected to be dts", function () { return "Found: " + ts.getAnyExtensionFromPath(firstDts_1.name) + " for " + firstDts_1.name + ":: All output files: " + JSON.stringify(emitOutput_1.outputFiles.map(function (f) { return f.name; })); });
+                    ts.Debug.assert(ts.fileExtensionIsOneOf(firstDts_1.name, [".d.ts" /* Dts */, ".d.mts" /* Dmts */, ".d.cts" /* Dcts */]), "File extension for signature expected to be dts", function () { return "Found: ".concat(ts.getAnyExtensionFromPath(firstDts_1.name), " for ").concat(firstDts_1.name, ":: All output files: ").concat(JSON.stringify(emitOutput_1.outputFiles.map(function (f) { return f.name; }))); });
                     latestSignature = (computeHash || ts.generateDjb2Hash)(firstDts_1.text);
                     if (exportedModulesMapCache && latestSignature !== prevSignature) {
                         updateExportedModules(sourceFile, emitOutput_1.exportedModulesFromDeclarationEmit, exportedModulesMapCache);
@@ -117425,7 +117444,7 @@ var ts;
             return;
         }
         else {
-            ts.Debug.assert(state.hasCalledUpdateShapeSignature.has(affectedFile.resolvedPath) || ((_a = state.currentAffectedFilesSignatures) === null || _a === void 0 ? void 0 : _a.has(affectedFile.resolvedPath)), "Signature not updated for affected file: " + affectedFile.fileName);
+            ts.Debug.assert(state.hasCalledUpdateShapeSignature.has(affectedFile.resolvedPath) || ((_a = state.currentAffectedFilesSignatures) === null || _a === void 0 ? void 0 : _a.has(affectedFile.resolvedPath)), "Signature not updated for affected file: ".concat(affectedFile.fileName));
         }
         if (!state.compilerOptions.assumeChangesOnlyAffectDirectDependencies) {
             forEachReferencingModulesOfExportOfAffectedFile(state, affectedFile, function (state, path) { return handleDtsMayChangeOf(state, path, cancellationToken, computeHash); });
@@ -118570,7 +118589,7 @@ var ts;
                 failedLookupLocation = ts.isRootedDiskPath(failedLookupLocation) ? ts.normalizePath(failedLookupLocation) : ts.getNormalizedAbsolutePath(failedLookupLocation, getCurrentDirectory());
                 var failedLookupPathSplit = failedLookupLocationPath.split(ts.directorySeparator);
                 var failedLookupSplit = failedLookupLocation.split(ts.directorySeparator);
-                ts.Debug.assert(failedLookupSplit.length === failedLookupPathSplit.length, "FailedLookup: " + failedLookupLocation + " failedLookupLocationPath: " + failedLookupLocationPath);
+                ts.Debug.assert(failedLookupSplit.length === failedLookupPathSplit.length, "FailedLookup: ".concat(failedLookupLocation, " failedLookupLocationPath: ").concat(failedLookupLocationPath));
                 if (failedLookupPathSplit.length > rootSplitLength + 1) {
                     // Instead of watching root, watch directory in root to avoid watching excluded directories not needed for module resolution
                     return {
@@ -119684,7 +119703,7 @@ var ts;
         }
         function getJSExtensionForFile(fileName, options) {
             var _a;
-            return (_a = tryGetJSExtensionForFile(fileName, options)) !== null && _a !== void 0 ? _a : ts.Debug.fail("Extension " + ts.extensionFromPath(fileName) + " is unsupported:: FileName:: " + fileName);
+            return (_a = tryGetJSExtensionForFile(fileName, options)) !== null && _a !== void 0 ? _a : ts.Debug.fail("Extension ".concat(ts.extensionFromPath(fileName), " is unsupported:: FileName:: ").concat(fileName));
         }
         function tryGetJSExtensionForFile(fileName, options) {
             var ext = ts.tryGetExtensionFromPath(fileName);
@@ -119787,8 +119806,8 @@ var ts;
         return pretty ?
             function (diagnostic, newLine, options) {
                 clearScreenIfNotWatchingForFileChanges(system, diagnostic, options);
-                var output = "[" + ts.formatColorAndReset(getLocaleTimeString(system), ts.ForegroundColorEscapeSequences.Grey) + "] ";
-                output += "" + ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine) + (newLine + newLine);
+                var output = "[".concat(ts.formatColorAndReset(getLocaleTimeString(system), ts.ForegroundColorEscapeSequences.Grey), "] ");
+                output += "".concat(ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine)).concat(newLine + newLine);
                 system.write(output);
             } :
             function (diagnostic, newLine, options) {
@@ -119796,8 +119815,8 @@ var ts;
                 if (!clearScreenIfNotWatchingForFileChanges(system, diagnostic, options)) {
                     output += newLine;
                 }
-                output += getLocaleTimeString(system) + " - ";
-                output += "" + ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine) + getPlainDiagnosticFollowingNewLines(diagnostic, newLine);
+                output += "".concat(getLocaleTimeString(system), " - ");
+                output += "".concat(ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine)).concat(getPlainDiagnosticFollowingNewLines(diagnostic, newLine));
                 system.write(output);
             };
     }
@@ -119825,7 +119844,7 @@ var ts;
         if (errorCount === 0)
             return "";
         var d = ts.createCompilerDiagnostic(errorCount === 1 ? ts.Diagnostics.Found_1_error : ts.Diagnostics.Found_0_errors, errorCount);
-        return "" + newLine + ts.flattenDiagnosticMessageText(d.messageText, newLine) + newLine + newLine;
+        return "".concat(newLine).concat(ts.flattenDiagnosticMessageText(d.messageText, newLine)).concat(newLine).concat(newLine);
     }
     ts.getErrorSummaryText = getErrorSummaryText;
     function isBuilderProgram(program) {
@@ -119851,9 +119870,9 @@ var ts;
         var relativeFileName = function (fileName) { return ts.convertToRelativePath(fileName, program.getCurrentDirectory(), getCanonicalFileName); };
         for (var _i = 0, _c = program.getSourceFiles(); _i < _c.length; _i++) {
             var file = _c[_i];
-            write("" + toFileName(file, relativeFileName));
-            (_a = reasons.get(file.path)) === null || _a === void 0 ? void 0 : _a.forEach(function (reason) { return write("  " + fileIncludeReasonToDiagnostics(program, reason, relativeFileName).messageText); });
-            (_b = explainIfFileIsRedirect(file, relativeFileName)) === null || _b === void 0 ? void 0 : _b.forEach(function (d) { return write("  " + d.messageText); });
+            write("".concat(toFileName(file, relativeFileName)));
+            (_a = reasons.get(file.path)) === null || _a === void 0 ? void 0 : _a.forEach(function (reason) { return write("  ".concat(fileIncludeReasonToDiagnostics(program, reason, relativeFileName).messageText)); });
+            (_b = explainIfFileIsRedirect(file, relativeFileName)) === null || _b === void 0 ? void 0 : _b.forEach(function (d) { return write("  ".concat(d.messageText)); });
         }
     }
     ts.explainFiles = explainFiles;
@@ -119893,7 +119912,7 @@ var ts;
             if (isJsonFile && !ts.endsWith(includeSpec, ".json" /* Json */))
                 return false;
             var pattern = ts.getPatternFromSpec(includeSpec, basePath, "files");
-            return !!pattern && ts.getRegexFromPattern("(" + pattern + ")$", useCaseSensitiveFileNames).test(fileName);
+            return !!pattern && ts.getRegexFromPattern("(".concat(pattern, ")$"), useCaseSensitiveFileNames).test(fileName);
         });
     }
     ts.getMatchedIncludeSpec = getMatchedIncludeSpec;
@@ -119902,7 +119921,7 @@ var ts;
         var options = program.getCompilerOptions();
         if (ts.isReferencedFile(reason)) {
             var referenceLocation = ts.getReferencedFileLocation(function (path) { return program.getSourceFileByPath(path); }, reason);
-            var referenceText = ts.isReferenceFileLocation(referenceLocation) ? referenceLocation.file.text.substring(referenceLocation.pos, referenceLocation.end) : "\"" + referenceLocation.text + "\"";
+            var referenceText = ts.isReferenceFileLocation(referenceLocation) ? referenceLocation.file.text.substring(referenceLocation.pos, referenceLocation.end) : "\"".concat(referenceLocation.text, "\"");
             var message = void 0;
             ts.Debug.assert(ts.isReferenceFileLocation(referenceLocation) || reason.kind === ts.FileIncludeKind.Import, "Only synthetic references are imports");
             switch (reason.kind) {
@@ -120026,7 +120045,7 @@ var ts;
             var currentDir_1 = program.getCurrentDirectory();
             ts.forEach(emittedFiles, function (file) {
                 var filepath = ts.getNormalizedAbsolutePath(file, currentDir_1);
-                write("TSFILE: " + filepath);
+                write("TSFILE: ".concat(filepath));
             });
             listFiles(program, write);
         }
@@ -120354,7 +120373,7 @@ var ts;
         }
         var _b = ts.createWatchFactory(host, compilerOptions), watchFile = _b.watchFile, watchDirectory = _b.watchDirectory, writeLog = _b.writeLog;
         var getCanonicalFileName = ts.createGetCanonicalFileName(useCaseSensitiveFileNames);
-        writeLog("Current directory: " + currentDirectory + " CaseSensitiveFileNames: " + useCaseSensitiveFileNames);
+        writeLog("Current directory: ".concat(currentDirectory, " CaseSensitiveFileNames: ").concat(useCaseSensitiveFileNames));
         var configFileWatcher;
         if (configFileName) {
             configFileWatcher = watchFile(configFileName, scheduleProgramReload, ts.PollingInterval.High, watchOptions, ts.WatchType.ConfigFile);
@@ -120503,10 +120522,10 @@ var ts;
         function createNewProgram(hasInvalidatedResolution) {
             // Compile the program
             writeLog("CreatingProgramWith::");
-            writeLog("  roots: " + JSON.stringify(rootFileNames));
-            writeLog("  options: " + JSON.stringify(compilerOptions));
+            writeLog("  roots: ".concat(JSON.stringify(rootFileNames)));
+            writeLog("  options: ".concat(JSON.stringify(compilerOptions)));
             if (projectReferences)
-                writeLog("  projectReferences: " + JSON.stringify(projectReferences));
+                writeLog("  projectReferences: ".concat(JSON.stringify(projectReferences)));
             var needsUpdateInTypeRootWatch = hasChangedCompilerOptions || !getCurrentProgram();
             hasChangedCompilerOptions = false;
             hasChangedConfigFileParsingErrors = false;
@@ -120667,7 +120686,7 @@ var ts;
                 return resolutionCache.invalidateResolutionsOfFailedLookupLocations();
             }
             var pending = clearInvalidateResolutionsOfFailedLookupLocations();
-            writeLog("Scheduling invalidateFailedLookup" + (pending ? ", Cancelled earlier one" : ""));
+            writeLog("Scheduling invalidateFailedLookup".concat(pending ? ", Cancelled earlier one" : ""));
             timerToInvalidateFailedLookupResolutions = host.setTimeout(invalidateResolutionsOfFailedLookup, 250);
         }
         function invalidateResolutionsOfFailedLookup() {
@@ -120727,7 +120746,7 @@ var ts;
             synchronizeProgram();
         }
         function reloadConfigFile() {
-            writeLog("Reloading config file: " + configFileName);
+            writeLog("Reloading config file: ".concat(configFileName));
             reloadLevel = ts.ConfigFileProgramReloadLevel.None;
             if (cachedDirectoryStructureHost) {
                 cachedDirectoryStructureHost.clearCache();
@@ -120768,7 +120787,7 @@ var ts;
                     return config.parsedCommandLine;
                 }
             }
-            writeLog("Loading config file: " + configFileName);
+            writeLog("Loading config file: ".concat(configFileName));
             var parsedCommandLine = host.getParsedCommandLine ?
                 host.getParsedCommandLine(configFileName) :
                 getParsedCommandLineFromConfigFileHost(configFileName);
@@ -121072,8 +121091,8 @@ var ts;
      */
     function createBuilderStatusReporter(system, pretty) {
         return function (diagnostic) {
-            var output = pretty ? "[" + ts.formatColorAndReset(ts.getLocaleTimeString(system), ts.ForegroundColorEscapeSequences.Grey) + "] " : ts.getLocaleTimeString(system) + " - ";
-            output += "" + ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine) + (system.newLine + system.newLine);
+            var output = pretty ? "[".concat(ts.formatColorAndReset(ts.getLocaleTimeString(system), ts.ForegroundColorEscapeSequences.Grey), "] ") : "".concat(ts.getLocaleTimeString(system), " - ");
+            output += "".concat(ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine)).concat(system.newLine + system.newLine);
             system.write(output);
         };
     }
@@ -121848,7 +121867,7 @@ var ts;
     function listEmittedFile(_a, proj, file) {
         var write = _a.write;
         if (write && proj.options.listEmittedFiles) {
-            write("TSFILE: " + file);
+            write("TSFILE: ".concat(file));
         }
     }
     function getOldProgram(_a, proj, parsed) {
@@ -121877,7 +121896,7 @@ var ts;
     function buildErrors(state, resolvedPath, program, config, diagnostics, buildResult, errorType) {
         var canEmitBuildInfo = !(buildResult & BuildResultFlags.SyntaxErrors) && program && !ts.outFile(program.getCompilerOptions());
         reportAndStoreErrors(state, resolvedPath, diagnostics);
-        state.projectStatus.set(resolvedPath, { type: ts.UpToDateStatusType.Unbuildable, reason: errorType + " errors" });
+        state.projectStatus.set(resolvedPath, { type: ts.UpToDateStatusType.Unbuildable, reason: "".concat(errorType, " errors") });
         if (canEmitBuildInfo)
             return { buildResult: buildResult, step: BuildStep.EmitBuildInfo };
         afterProgramDone(state, program, config);
@@ -121905,7 +121924,7 @@ var ts;
             if (!host.fileExists(inputFile)) {
                 return {
                     type: ts.UpToDateStatusType.Unbuildable,
-                    reason: inputFile + " does not exist"
+                    reason: "".concat(inputFile, " does not exist")
                 };
             }
             if (!force) {
@@ -122264,7 +122283,7 @@ var ts;
             }
         }
         if (filesToDelete) {
-            reportStatus(state, ts.Diagnostics.A_non_dry_build_would_delete_the_following_files_Colon_0, filesToDelete.map(function (f) { return "\r\n * " + f; }).join(""));
+            reportStatus(state, ts.Diagnostics.A_non_dry_build_would_delete_the_following_files_Colon_0, filesToDelete.map(function (f) { return "\r\n * ".concat(f); }).join(""));
         }
         return ts.ExitStatus.Success;
     }
@@ -122597,7 +122616,7 @@ var ts;
         function nowString() {
             // E.g. "12:34:56.789"
             var d = new Date();
-            return ts.padLeft(d.getHours().toString(), 2, "0") + ":" + ts.padLeft(d.getMinutes().toString(), 2, "0") + ":" + ts.padLeft(d.getSeconds().toString(), 2, "0") + "." + ts.padLeft(d.getMilliseconds().toString(), 3, "0");
+            return "".concat(ts.padLeft(d.getHours().toString(), 2, "0"), ":").concat(ts.padLeft(d.getMinutes().toString(), 2, "0"), ":").concat(ts.padLeft(d.getSeconds().toString(), 2, "0"), ".").concat(ts.padLeft(d.getMilliseconds().toString(), 3, "0"));
         }
         server.nowString = nowString;
     })(server = ts.server || (ts.server = {}));
@@ -122608,7 +122627,7 @@ var ts;
     var JsTyping;
     (function (JsTyping) {
         function isTypingUpToDate(cachedTyping, availableTypingVersions) {
-            var availableVersion = new ts.Version(ts.getProperty(availableTypingVersions, "ts" + ts.versionMajorMinor) || ts.getProperty(availableTypingVersions, "latest"));
+            var availableVersion = new ts.Version(ts.getProperty(availableTypingVersions, "ts".concat(ts.versionMajorMinor)) || ts.getProperty(availableTypingVersions, "latest"));
             return availableVersion.compareTo(cachedTyping.version) <= 0;
         }
         JsTyping.isTypingUpToDate = isTypingUpToDate;
@@ -122661,7 +122680,7 @@ var ts;
             "worker_threads",
             "zlib"
         ];
-        JsTyping.prefixedNodeCoreModuleList = unprefixedNodeCoreModuleList.map(function (name) { return "node:" + name; });
+        JsTyping.prefixedNodeCoreModuleList = unprefixedNodeCoreModuleList.map(function (name) { return "node:".concat(name); });
         JsTyping.nodeCoreModuleList = __spreadArray(__spreadArray([], unprefixedNodeCoreModuleList, true), JsTyping.prefixedNodeCoreModuleList, true);
         JsTyping.nodeCoreModules = new ts.Set(JsTyping.nodeCoreModuleList);
         function nonRelativeModuleNameForTypingCache(moduleName) {
@@ -122740,7 +122759,7 @@ var ts;
                 var excludeTypingName = exclude_1[_i];
                 var didDelete = inferredTypings.delete(excludeTypingName);
                 if (didDelete && log)
-                    log("Typing for " + excludeTypingName + " is in exclude list, will be ignored.");
+                    log("Typing for ".concat(excludeTypingName, " is in exclude list, will be ignored."));
             }
             var newTypingNames = [];
             var cachedTypingPaths = [];
@@ -122754,7 +122773,7 @@ var ts;
             });
             var result = { cachedTypingPaths: cachedTypingPaths, newTypingNames: newTypingNames, filesToWatch: filesToWatch };
             if (log)
-                log("Result: " + JSON.stringify(result));
+                log("Result: ".concat(JSON.stringify(result)));
             return result;
             function addInferredTyping(typingName) {
                 if (!inferredTypings.has(typingName)) {
@@ -122763,7 +122782,7 @@ var ts;
             }
             function addInferredTypings(typingNames, message) {
                 if (log)
-                    log(message + ": " + JSON.stringify(typingNames));
+                    log("".concat(message, ": ").concat(JSON.stringify(typingNames)));
                 ts.forEach(typingNames, addInferredTyping);
             }
             /**
@@ -122776,7 +122795,7 @@ var ts;
                 filesToWatch.push(jsonPath);
                 var jsonConfig = ts.readConfigFile(jsonPath, function (path) { return host.readFile(path); }).config;
                 var jsonTypingNames = ts.flatMap([jsonConfig.dependencies, jsonConfig.devDependencies, jsonConfig.optionalDependencies, jsonConfig.peerDependencies], ts.getOwnKeys);
-                addInferredTypings(jsonTypingNames, "Typing names in '" + jsonPath + "' dependencies");
+                addInferredTypings(jsonTypingNames, "Typing names in '".concat(jsonPath, "' dependencies"));
             }
             /**
              * Infer typing names from given file names. For example, the file name "jquery-min.2.3.4.js"
@@ -122815,7 +122834,7 @@ var ts;
                 // depth of 2, so we access `node_modules/foo` but not `node_modules/foo/bar`
                 var fileNames = host.readDirectory(packagesFolderPath, [".json" /* Json */], /*excludes*/ undefined, /*includes*/ undefined, /*depth*/ 2);
                 if (log)
-                    log("Searching for typing names in " + packagesFolderPath + "; all files: " + JSON.stringify(fileNames));
+                    log("Searching for typing names in ".concat(packagesFolderPath, "; all files: ").concat(JSON.stringify(fileNames)));
                 var packageNames = [];
                 for (var _i = 0, fileNames_1 = fileNames; _i < fileNames_1.length; _i++) {
                     var fileName = fileNames_1[_i];
@@ -122842,7 +122861,7 @@ var ts;
                     if (ownTypes) {
                         var absolutePath = ts.getNormalizedAbsolutePath(ownTypes, ts.getDirectoryPath(normalizedFileName));
                         if (log)
-                            log("    Package '" + packageJson.name + "' provides its own types.");
+                            log("    Package '".concat(packageJson.name, "' provides its own types."));
                         inferredTypings.set(packageJson.name, absolutePath);
                     }
                     else {
@@ -122914,15 +122933,15 @@ var ts;
             var kind = isScopeName ? "Scope" : "Package";
             switch (result) {
                 case 1 /* EmptyName */:
-                    return "'" + typing + "':: " + kind + " name '" + name + "' cannot be empty";
+                    return "'".concat(typing, "':: ").concat(kind, " name '").concat(name, "' cannot be empty");
                 case 2 /* NameTooLong */:
-                    return "'" + typing + "':: " + kind + " name '" + name + "' should be less than " + maxPackageNameLength + " characters";
+                    return "'".concat(typing, "':: ").concat(kind, " name '").concat(name, "' should be less than ").concat(maxPackageNameLength, " characters");
                 case 3 /* NameStartsWithDot */:
-                    return "'" + typing + "':: " + kind + " name '" + name + "' cannot start with '.'";
+                    return "'".concat(typing, "':: ").concat(kind, " name '").concat(name, "' cannot start with '.'");
                 case 4 /* NameStartsWithUnderscore */:
-                    return "'" + typing + "':: " + kind + " name '" + name + "' cannot start with '_'";
+                    return "'".concat(typing, "':: ").concat(kind, " name '").concat(name, "' cannot start with '_'");
                 case 5 /* NameContainsNonURISafeCharacters */:
-                    return "'" + typing + "':: " + kind + " name '" + name + "' contains non URI safe characters";
+                    return "'".concat(typing, "':: ").concat(kind, " name '").concat(name, "' contains non URI safe characters");
                 case 0 /* Ok */:
                     return ts.Debug.fail(); // Shouldn't have called this.
                 default:
@@ -125480,7 +125499,7 @@ var ts;
         var prefix = ts.isJSDocLink(link) ? "link"
             : ts.isJSDocLinkCode(link) ? "linkcode"
                 : "linkplain";
-        var parts = [linkPart("{@" + prefix + " ")];
+        var parts = [linkPart("{@".concat(prefix, " "))];
         if (!link.name) {
             if (link.text)
                 parts.push(linkTextPart(link.text));
@@ -125728,7 +125747,7 @@ var ts;
     function getUniqueName(baseName, sourceFile) {
         var nameText = baseName;
         for (var i = 1; !ts.isFileLevelUniqueName(sourceFile, nameText); i++) {
-            nameText = baseName + "_" + i;
+            nameText = "".concat(baseName, "_").concat(i);
         }
         return nameText;
     }
@@ -125838,7 +125857,7 @@ var ts;
         // Editors can pass in undefined or empty string - we want to infer the preference in those cases.
         var quotePreference = getQuotePreference(sourceFile, preferences);
         var quoted = JSON.stringify(text);
-        return quotePreference === 0 /* Single */ ? "'" + ts.stripQuotes(quoted).replace(/'/g, "\\'").replace(/\\"/g, '"') + "'" : quoted;
+        return quotePreference === 0 /* Single */ ? "'".concat(ts.stripQuotes(quoted).replace(/'/g, "\\'").replace(/\\"/g, '"'), "'") : quoted;
     }
     ts.quote = quote;
     function isEqualityOperatorKind(kind) {
@@ -126210,7 +126229,7 @@ var ts;
             var components = ts.getPathComponents(ts.getPackageNameFromTypesPackageName(fullSpecifier)).slice(1);
             // Scoped packages
             if (ts.startsWith(components[0], "@")) {
-                return components[0] + "/" + components[1];
+                return "".concat(components[0], "/").concat(components[1]);
             }
             return components[0];
         }
@@ -126317,13 +126336,13 @@ var ts;
     ts.getNameForExportedSymbol = getNameForExportedSymbol;
     function getSymbolParentOrFail(symbol) {
         var _a;
-        return ts.Debug.checkDefined(symbol.parent, "Symbol parent was undefined. Flags: " + ts.Debug.formatSymbolFlags(symbol.flags) + ". " +
-            ("Declarations: " + ((_a = symbol.declarations) === null || _a === void 0 ? void 0 : _a.map(function (d) {
+        return ts.Debug.checkDefined(symbol.parent, "Symbol parent was undefined. Flags: ".concat(ts.Debug.formatSymbolFlags(symbol.flags), ". ") +
+            "Declarations: ".concat((_a = symbol.declarations) === null || _a === void 0 ? void 0 : _a.map(function (d) {
                 var kind = ts.Debug.formatSyntaxKind(d.kind);
                 var inJS = ts.isInJSFile(d);
                 var expression = d.expression;
-                return (inJS ? "[JS]" : "") + kind + (expression ? " (expression: " + ts.Debug.formatSyntaxKind(expression.kind) + ")" : "");
-            }).join(", ")) + "."));
+                return (inJS ? "[JS]" : "") + kind + (expression ? " (expression: ".concat(ts.Debug.formatSyntaxKind(expression.kind), ")") : "");
+            }).join(", "), "."));
     }
     /**
      * Useful to check whether a string contains another string at a specific index
@@ -126531,7 +126550,7 @@ var ts;
                 : checker.tryFindAmbientModule(info.moduleName));
             var symbol = info.symbol || cachedSymbol || ts.Debug.checkDefined(exportKind === 2 /* ExportEquals */
                 ? checker.resolveExternalModuleSymbol(moduleSymbol)
-                : checker.tryGetMemberInModuleExportsAndProperties(ts.unescapeLeadingUnderscores(info.symbolTableKey), moduleSymbol), "Could not find symbol '" + info.symbolName + "' by key '" + info.symbolTableKey + "' in module " + moduleSymbol.name);
+                : checker.tryGetMemberInModuleExportsAndProperties(ts.unescapeLeadingUnderscores(info.symbolTableKey), moduleSymbol), "Could not find symbol '".concat(info.symbolName, "' by key '").concat(info.symbolTableKey, "' in module ").concat(moduleSymbol.name));
             symbols.set(id, [symbol, moduleSymbol]);
             return {
                 symbol: symbol,
@@ -126544,7 +126563,7 @@ var ts;
         }
         function key(importedName, symbol, ambientModuleName, checker) {
             var moduleKey = ambientModuleName || "";
-            return importedName + "|" + ts.getSymbolId(ts.skipAlias(symbol, checker)) + "|" + moduleKey;
+            return "".concat(importedName, "|").concat(ts.getSymbolId(ts.skipAlias(symbol, checker)), "|").concat(moduleKey);
         }
         function parseKey(key) {
             var symbolName = key.substring(0, key.indexOf("|"));
@@ -126624,7 +126643,7 @@ var ts;
         if (autoImportProvider) {
             var start = ts.timestamp();
             forEachExternalModule(autoImportProvider.getTypeChecker(), autoImportProvider.getSourceFiles(), function (module, file) { return cb(module, file, autoImportProvider, /*isFromPackageJson*/ true); });
-            (_b = host.log) === null || _b === void 0 ? void 0 : _b.call(host, "forEachExternalModuleToImportFrom autoImportProvider: " + (ts.timestamp() - start));
+            (_b = host.log) === null || _b === void 0 ? void 0 : _b.call(host, "forEachExternalModuleToImportFrom autoImportProvider: ".concat(ts.timestamp() - start));
         }
     }
     ts.forEachExternalModuleToImportFrom = forEachExternalModuleToImportFrom;
@@ -126678,7 +126697,7 @@ var ts;
                 }
             });
         });
-        (_e = host.log) === null || _e === void 0 ? void 0 : _e.call(host, "getExportInfoMap: done in " + (ts.timestamp() - start) + " ms");
+        (_e = host.log) === null || _e === void 0 ? void 0 : _e.call(host, "getExportInfoMap: done in ".concat(ts.timestamp() - start, " ms"));
         return cache;
     }
     ts.getExportInfoMap = getExportInfoMap;
@@ -127211,7 +127230,7 @@ var ts;
         return { spans: spans, endOfLineState: 0 /* None */ };
         function pushClassification(start, end, type) {
             var length = end - start;
-            ts.Debug.assert(length > 0, "Classification had non-positive length of " + length);
+            ts.Debug.assert(length > 0, "Classification had non-positive length of ".concat(length));
             spans.push(start);
             spans.push(length);
             spans.push(type);
@@ -128079,7 +128098,7 @@ var ts;
                     case ".d.cts" /* Dcts */: return ".d.cts" /* dctsModifier */;
                     case ".cjs" /* Cjs */: return ".cjs" /* cjsModifier */;
                     case ".cts" /* Cts */: return ".cts" /* ctsModifier */;
-                    case ".tsbuildinfo" /* TsBuildInfo */: return ts.Debug.fail("Extension " + ".tsbuildinfo" /* TsBuildInfo */ + " is unsupported.");
+                    case ".tsbuildinfo" /* TsBuildInfo */: return ts.Debug.fail("Extension ".concat(".tsbuildinfo" /* TsBuildInfo */, " is unsupported."));
                     case undefined: return "" /* none */;
                     default:
                         return ts.Debug.assertNever(extension);
@@ -128808,10 +128827,10 @@ var ts;
             var resolvedFromCacheCount = 0;
             var cacheAttemptCount = 0;
             var result = cb({ tryResolve: tryResolve, resolutionLimitExceeded: function () { return resolutionLimitExceeded; } });
-            var hitRateMessage = cacheAttemptCount ? " (" + (resolvedFromCacheCount / cacheAttemptCount * 100).toFixed(1) + "% hit rate)" : "";
-            (_a = host.log) === null || _a === void 0 ? void 0 : _a.call(host, logPrefix + ": resolved " + resolvedCount + " module specifiers, plus " + ambientCount + " ambient and " + resolvedFromCacheCount + " from cache" + hitRateMessage);
-            (_b = host.log) === null || _b === void 0 ? void 0 : _b.call(host, logPrefix + ": response is " + (resolutionLimitExceeded ? "incomplete" : "complete"));
-            (_c = host.log) === null || _c === void 0 ? void 0 : _c.call(host, logPrefix + ": " + (ts.timestamp() - start));
+            var hitRateMessage = cacheAttemptCount ? " (".concat((resolvedFromCacheCount / cacheAttemptCount * 100).toFixed(1), "% hit rate)") : "";
+            (_a = host.log) === null || _a === void 0 ? void 0 : _a.call(host, "".concat(logPrefix, ": resolved ").concat(resolvedCount, " module specifiers, plus ").concat(ambientCount, " ambient and ").concat(resolvedFromCacheCount, " from cache").concat(hitRateMessage));
+            (_b = host.log) === null || _b === void 0 ? void 0 : _b.call(host, "".concat(logPrefix, ": response is ").concat(resolutionLimitExceeded ? "incomplete" : "complete"));
+            (_c = host.log) === null || _c === void 0 ? void 0 : _c.call(host, "".concat(logPrefix, ": ").concat(ts.timestamp() - start));
             return result;
             function tryResolve(exportInfo, isFromAmbientModule) {
                 if (isFromAmbientModule) {
@@ -129114,15 +129133,15 @@ var ts;
             var useBraces = origin && originIsSymbolMember(origin) || needsConvertPropertyAccess;
             if (origin && originIsThisType(origin)) {
                 insertText = needsConvertPropertyAccess
-                    ? "this" + (insertQuestionDot ? "?." : "") + "[" + quotePropertyName(sourceFile, preferences, name) + "]"
-                    : "this" + (insertQuestionDot ? "?." : ".") + name;
+                    ? "this".concat(insertQuestionDot ? "?." : "", "[").concat(quotePropertyName(sourceFile, preferences, name), "]")
+                    : "this".concat(insertQuestionDot ? "?." : ".").concat(name);
             }
             // We should only have needsConvertPropertyAccess if there's a property access to convert. But see #21790.
             // Somehow there was a global with a non-identifier name. Hopefully someone will complain about getting a "foo bar" global completion and provide a repro.
             else if ((useBraces || insertQuestionDot) && propertyAccessToConvert) {
-                insertText = useBraces ? needsConvertPropertyAccess ? "[" + quotePropertyName(sourceFile, preferences, name) + "]" : "[" + name + "]" : name;
+                insertText = useBraces ? needsConvertPropertyAccess ? "[".concat(quotePropertyName(sourceFile, preferences, name), "]") : "[".concat(name, "]") : name;
                 if (insertQuestionDot || propertyAccessToConvert.questionDotToken) {
-                    insertText = "?." + insertText;
+                    insertText = "?.".concat(insertText);
                 }
                 var dot = ts.findChildOfKind(propertyAccessToConvert, 24 /* DotToken */, sourceFile) ||
                     ts.findChildOfKind(propertyAccessToConvert, 28 /* QuestionDotToken */, sourceFile);
@@ -129136,7 +129155,7 @@ var ts;
             if (isJsxInitializer) {
                 if (insertText === undefined)
                     insertText = name;
-                insertText = "{" + insertText + "}";
+                insertText = "{".concat(insertText, "}");
                 if (typeof isJsxInitializer !== "boolean") {
                     replacementSpan = ts.createTextSpanFromNode(isJsxInitializer, sourceFile);
                 }
@@ -129149,8 +129168,8 @@ var ts;
                 if (precedingToken && ts.positionIsASICandidate(precedingToken.end, precedingToken.parent, sourceFile)) {
                     awaitText = ";";
                 }
-                awaitText += "(await " + propertyAccessToConvert.expression.getText() + ")";
-                insertText = needsConvertPropertyAccess ? "" + awaitText + insertText : "" + awaitText + (insertQuestionDot ? "?." : ".") + insertText;
+                awaitText += "(await ".concat(propertyAccessToConvert.expression.getText(), ")");
+                insertText = needsConvertPropertyAccess ? "".concat(awaitText).concat(insertText) : "".concat(awaitText).concat(insertQuestionDot ? "?." : ".").concat(insertText);
                 replacementSpan = ts.createTextSpanFromBounds(propertyAccessToConvert.getStart(sourceFile), propertyAccessToConvert.end);
             }
             if (originIsResolvedExport(origin)) {
@@ -129181,7 +129200,7 @@ var ts;
                     && !(type.flags & 1048576 /* Union */ && ts.find(type.types, function (type) { return !!(type.flags & 528 /* BooleanLike */); }))) {
                     if (type.flags & 402653316 /* StringLike */ || (type.flags & 1048576 /* Union */ && ts.every(type.types, function (type) { return !!(type.flags & (402653316 /* StringLike */ | 32768 /* Undefined */)); }))) {
                         // If is string like or undefined use quotes
-                        insertText = ts.escapeSnippetText(name) + "=" + ts.quote(sourceFile, preferences, "$1");
+                        insertText = "".concat(ts.escapeSnippetText(name), "=").concat(ts.quote(sourceFile, preferences, "$1"));
                         isSnippet = true;
                     }
                     else {
@@ -129190,7 +129209,7 @@ var ts;
                     }
                 }
                 if (useBraces_1) {
-                    insertText = ts.escapeSnippetText(name) + "={$1}";
+                    insertText = "".concat(ts.escapeSnippetText(name), "={$1}");
                     isSnippet = true;
                 }
             }
@@ -129454,14 +129473,14 @@ var ts;
             var importKind = ts.codefix.getImportKind(sourceFile, exportKind, options, /*forceImportKeyword*/ true);
             var isTopLevelTypeOnly = ((_b = (_a = ts.tryCast(importCompletionNode, ts.isImportDeclaration)) === null || _a === void 0 ? void 0 : _a.importClause) === null || _b === void 0 ? void 0 : _b.isTypeOnly) || ((_c = ts.tryCast(importCompletionNode, ts.isImportEqualsDeclaration)) === null || _c === void 0 ? void 0 : _c.isTypeOnly);
             var isImportSpecifierTypeOnly = couldBeTypeOnlyImportSpecifier(importCompletionNode, contextToken);
-            var topLevelTypeOnlyText = isTopLevelTypeOnly ? " " + ts.tokenToString(151 /* TypeKeyword */) + " " : " ";
-            var importSpecifierTypeOnlyText = isImportSpecifierTypeOnly ? ts.tokenToString(151 /* TypeKeyword */) + " " : "";
+            var topLevelTypeOnlyText = isTopLevelTypeOnly ? " ".concat(ts.tokenToString(151 /* TypeKeyword */), " ") : " ";
+            var importSpecifierTypeOnlyText = isImportSpecifierTypeOnly ? "".concat(ts.tokenToString(151 /* TypeKeyword */), " ") : "";
             var suffix = useSemicolons ? ";" : "";
             switch (importKind) {
-                case 3 /* CommonJS */: return { replacementSpan: replacementSpan, insertText: "import" + topLevelTypeOnlyText + ts.escapeSnippetText(name) + tabStop + " = require(" + quotedModuleSpecifier + ")" + suffix };
-                case 1 /* Default */: return { replacementSpan: replacementSpan, insertText: "import" + topLevelTypeOnlyText + ts.escapeSnippetText(name) + tabStop + " from " + quotedModuleSpecifier + suffix };
-                case 2 /* Namespace */: return { replacementSpan: replacementSpan, insertText: "import" + topLevelTypeOnlyText + "* as " + ts.escapeSnippetText(name) + " from " + quotedModuleSpecifier + suffix };
-                case 0 /* Named */: return { replacementSpan: replacementSpan, insertText: "import" + topLevelTypeOnlyText + "{ " + importSpecifierTypeOnlyText + ts.escapeSnippetText(name) + tabStop + " } from " + quotedModuleSpecifier + suffix };
+                case 3 /* CommonJS */: return { replacementSpan: replacementSpan, insertText: "import".concat(topLevelTypeOnlyText).concat(ts.escapeSnippetText(name)).concat(tabStop, " = require(").concat(quotedModuleSpecifier, ")").concat(suffix) };
+                case 1 /* Default */: return { replacementSpan: replacementSpan, insertText: "import".concat(topLevelTypeOnlyText).concat(ts.escapeSnippetText(name)).concat(tabStop, " from ").concat(quotedModuleSpecifier).concat(suffix) };
+                case 2 /* Namespace */: return { replacementSpan: replacementSpan, insertText: "import".concat(topLevelTypeOnlyText, "* as ").concat(ts.escapeSnippetText(name), " from ").concat(quotedModuleSpecifier).concat(suffix) };
+                case 0 /* Named */: return { replacementSpan: replacementSpan, insertText: "import".concat(topLevelTypeOnlyText, "{ ").concat(importSpecifierTypeOnlyText).concat(ts.escapeSnippetText(name)).concat(tabStop, " } from ").concat(quotedModuleSpecifier).concat(suffix) };
             }
         }
         function quotePropertyName(sourceFile, preferences, name) {
@@ -132360,7 +132379,7 @@ var ts;
         }
         function getDocumentRegistryEntry(bucketEntry, scriptKind) {
             var entry = isDocumentRegistryEntry(bucketEntry) ? bucketEntry : bucketEntry.get(ts.Debug.checkDefined(scriptKind, "If there are more than one scriptKind's for same document the scriptKind should be provided"));
-            ts.Debug.assert(scriptKind === undefined || !entry || entry.sourceFile.scriptKind === scriptKind, "Script kind should match provided ScriptKind:" + scriptKind + " and sourceFile.scriptKind: " + (entry === null || entry === void 0 ? void 0 : entry.sourceFile.scriptKind) + ", !entry: " + !entry);
+            ts.Debug.assert(scriptKind === undefined || !entry || entry.sourceFile.scriptKind === scriptKind, "Script kind should match provided ScriptKind:".concat(scriptKind, " and sourceFile.scriptKind: ").concat(entry === null || entry === void 0 ? void 0 : entry.sourceFile.scriptKind, ", !entry: ").concat(!entry));
             return entry;
         }
         function acquireOrUpdateDocument(fileName, path, compilationSettings, key, scriptSnapshot, version, acquiring, scriptKind) {
@@ -133372,7 +133391,7 @@ var ts;
                             sourceFile: def.file,
                             name: def.reference.fileName,
                             kind: "string" /* string */,
-                            displayParts: [ts.displayPart("\"" + def.reference.fileName + "\"", ts.SymbolDisplayPartKind.stringLiteral)]
+                            displayParts: [ts.displayPart("\"".concat(def.reference.fileName, "\""), ts.SymbolDisplayPartKind.stringLiteral)]
                         };
                     }
                     default:
@@ -133952,7 +133971,7 @@ var ts;
                         if (symbol.flags & 33554432 /* Transient */)
                             return undefined;
                         // Assertions for GH#21814. We should be handling SourceFile symbols in `getReferencedSymbolsForModule` instead of getting here.
-                        ts.Debug.fail("Unexpected symbol at " + ts.Debug.formatSyntaxKind(node.kind) + ": " + ts.Debug.formatSymbol(symbol));
+                        ts.Debug.fail("Unexpected symbol at ".concat(ts.Debug.formatSyntaxKind(node.kind), ": ").concat(ts.Debug.formatSymbol(symbol)));
                     }
                     return ts.isTypeLiteralNode(decl.parent) && ts.isUnionTypeNode(decl.parent.parent)
                         ? checker.getPropertyOfType(checker.getTypeFromTypeNode(decl.parent.parent), symbol.name)
@@ -135236,8 +135255,8 @@ var ts;
                 var end = pos + 6; /* "static".length */
                 var typeChecker = program.getTypeChecker();
                 var symbol = typeChecker.getSymbolAtLocation(node.parent);
-                var prefix = symbol ? typeChecker.symbolToString(symbol, node.parent) + " " : "";
-                return { text: prefix + "static {}", pos: pos, end: end };
+                var prefix = symbol ? "".concat(typeChecker.symbolToString(symbol, node.parent), " ") : "";
+                return { text: "".concat(prefix, "static {}"), pos: pos, end: end };
             }
             var declName = isConstNamedExpression(node) ? node.parent.name :
                 ts.Debug.checkDefined(ts.getNameOfDeclaration(node), "Expected call hierarchy item to have a name");
@@ -136498,7 +136517,7 @@ var ts;
         function getJSDocTagCompletions() {
             return jsDocTagCompletionEntries || (jsDocTagCompletionEntries = ts.map(jsDocTagNames, function (tagName) {
                 return {
-                    name: "@" + tagName,
+                    name: "@".concat(tagName),
                     kind: "keyword" /* keyword */,
                     kindModifiers: "",
                     sortText: ts.Completions.SortText.LocationPriority
@@ -136630,11 +136649,11 @@ var ts;
                 var name = _a.name, dotDotDotToken = _a.dotDotDotToken;
                 var paramName = name.kind === 79 /* Identifier */ ? name.text : "param" + i;
                 var type = isJavaScriptFile ? (dotDotDotToken ? "{...any} " : "{any} ") : "";
-                return indentationStr + " * @param " + type + paramName + newLine;
+                return "".concat(indentationStr, " * @param ").concat(type).concat(paramName).concat(newLine);
             }).join("");
         }
         function returnsDocComment(indentationStr, newLine) {
-            return indentationStr + " * @returns" + newLine;
+            return "".concat(indentationStr, " * @returns").concat(newLine);
         }
         function getCommentOwnerInfo(tokenAtPos, options) {
             return ts.forEachAncestor(tokenAtPos, function (n) { return getCommentOwnerInfoWorker(n, options); });
@@ -137474,7 +137493,7 @@ var ts;
             }
             if (name) {
                 var text = ts.isIdentifier(name) ? name.text
-                    : ts.isElementAccessExpression(name) ? "[" + nodeText(name.argumentExpression) + "]"
+                    : ts.isElementAccessExpression(name) ? "[".concat(nodeText(name.argumentExpression), "]")
                         : nodeText(name);
                 if (text.length > 0) {
                     return cleanText(text);
@@ -137484,7 +137503,7 @@ var ts;
                 case 303 /* SourceFile */:
                     var sourceFile = node;
                     return ts.isExternalModule(sourceFile)
-                        ? "\"" + ts.escapeString(ts.getBaseFileName(ts.removeFileExtension(ts.normalizePath(sourceFile.fileName)))) + "\""
+                        ? "\"".concat(ts.escapeString(ts.getBaseFileName(ts.removeFileExtension(ts.normalizePath(sourceFile.fileName)))), "\"")
                         : "<global>";
                 case 270 /* ExportAssignment */:
                     return ts.isExportAssignment(node) && node.isExportEquals ? "export=" /* ExportEquals */ : "default" /* Default */;
@@ -137680,10 +137699,10 @@ var ts;
                 if (name !== undefined) {
                     name = cleanText(name);
                     if (name.length > maxLength) {
-                        return name + " callback";
+                        return "".concat(name, " callback");
                     }
                     var args = cleanText(ts.mapDefined(parent.arguments, function (a) { return ts.isStringLiteralLike(a) ? a.getText(curSourceFile) : undefined; }).join(", "));
-                    return name + "(" + args + ") callback";
+                    return "".concat(name, "(").concat(args, ") callback");
                 }
             }
             return "<function>";
@@ -137696,7 +137715,7 @@ var ts;
             else if (ts.isPropertyAccessExpression(expr)) {
                 var left = getCalledExpressionName(expr.expression);
                 var right = expr.name.text;
-                return left === undefined ? right : left + "." + right;
+                return left === undefined ? right : "".concat(left, ".").concat(right);
             }
             else {
                 return undefined;
@@ -140128,7 +140147,7 @@ var ts;
             var _loop_9 = function (n) {
                 // If the node is not a subspan of its parent, this is a big problem.
                 // There have been crashes that might be caused by this violation.
-                ts.Debug.assert(ts.rangeContainsRange(n.parent, n), "Not a subspan", function () { return "Child: " + ts.Debug.formatSyntaxKind(n.kind) + ", parent: " + ts.Debug.formatSyntaxKind(n.parent.kind); });
+                ts.Debug.assert(ts.rangeContainsRange(n.parent, n), "Not a subspan", function () { return "Child: ".concat(ts.Debug.formatSyntaxKind(n.kind), ", parent: ").concat(ts.Debug.formatSyntaxKind(n.parent.kind)); });
                 var argumentInfo = getImmediatelyContainingArgumentOrContextualParameterInfo(n, position, sourceFile, checker);
                 if (argumentInfo) {
                     return { value: argumentInfo };
@@ -140300,7 +140319,7 @@ var ts;
     (function (InlayHints) {
         var maxHintsLength = 30;
         var leadingParameterNameCommentRegexFactory = function (name) {
-            return new RegExp("^\\s?/\\*\\*?\\s?" + name + "\\s?\\*\\/\\s?$");
+            return new RegExp("^\\s?/\\*\\*?\\s?".concat(name, "\\s?\\*\\/\\s?$"));
         };
         function shouldShowParameterNameHints(preferences) {
             return preferences.includeInlayParameterNameHints === "literals" || preferences.includeInlayParameterNameHints === "all";
@@ -140364,7 +140383,7 @@ var ts;
             }
             function addParameterHints(text, position, isFirstVariadicArgument) {
                 result.push({
-                    text: "" + (isFirstVariadicArgument ? "..." : "") + truncation(text, maxHintsLength) + ":",
+                    text: "".concat(isFirstVariadicArgument ? "..." : "").concat(truncation(text, maxHintsLength), ":"),
                     position: position,
                     kind: "Parameter" /* Parameter */,
                     whitespaceAfter: true,
@@ -140372,7 +140391,7 @@ var ts;
             }
             function addTypeHints(text, position) {
                 result.push({
-                    text: ": " + truncation(text, maxHintsLength),
+                    text: ": ".concat(truncation(text, maxHintsLength)),
                     position: position,
                     kind: "Type" /* Type */,
                     whitespaceBefore: true,
@@ -140380,7 +140399,7 @@ var ts;
             }
             function addEnumMemberValueHints(text, position) {
                 result.push({
-                    text: "= " + truncation(text, maxHintsLength),
+                    text: "= ".concat(truncation(text, maxHintsLength)),
                     position: position,
                     kind: "Enum" /* Enum */,
                     whitespaceBefore: true,
@@ -140915,7 +140934,7 @@ var ts;
         }
     }
     function getKeyFromNode(exp) {
-        return exp.pos.toString() + ":" + exp.end.toString();
+        return "".concat(exp.pos.toString(), ":").concat(exp.end.toString());
     }
     function canBeConvertedToClass(node, checker) {
         var _a, _b, _c, _d;
@@ -145033,7 +145052,7 @@ var ts;
                 var insertAtLineStart = isValidLocationToAddComment(sourceFile, startPosition);
                 var token = ts.getTouchingToken(sourceFile, insertAtLineStart ? startPosition : position);
                 var indent = sourceFile.text.slice(lineStartPosition, startPosition);
-                var text = (insertAtLineStart ? "" : this.newLineCharacter) + "//" + commentText + this.newLineCharacter + indent;
+                var text = "".concat(insertAtLineStart ? "" : this.newLineCharacter, "//").concat(commentText).concat(this.newLineCharacter).concat(indent);
                 this.insertText(sourceFile, token.getStart(sourceFile), text);
             };
             ChangeTracker.prototype.insertJsdocCommentBefore = function (sourceFile, node, tag) {
@@ -145233,7 +145252,7 @@ var ts;
             };
             ChangeTracker.prototype.getInsertNodeAfterOptions = function (sourceFile, after) {
                 var options = this.getInsertNodeAfterOptionsWorker(after);
-                return __assign(__assign({}, options), { prefix: after.end === sourceFile.end && ts.isStatement(after) ? (options.prefix ? "\n" + options.prefix : "\n") : options.prefix });
+                return __assign(__assign({}, options), { prefix: after.end === sourceFile.end && ts.isStatement(after) ? (options.prefix ? "\n".concat(options.prefix) : "\n") : options.prefix });
             };
             ChangeTracker.prototype.getInsertNodeAfterOptionsWorker = function (node) {
                 switch (node.kind) {
@@ -145267,7 +145286,7 @@ var ts;
                     }
                     else {
                         // `x => {}` -> `function f(x) {}`
-                        this.insertText(sourceFile, ts.first(node.parameters).getStart(sourceFile), "function " + name + "(");
+                        this.insertText(sourceFile, ts.first(node.parameters).getStart(sourceFile), "function ".concat(name, "("));
                         // Replacing full range of arrow to get rid of the leading space -- replace ` =>` with `)`
                         this.replaceRange(sourceFile, arrow, ts.factory.createToken(21 /* CloseParenToken */));
                     }
@@ -145324,7 +145343,7 @@ var ts;
                         var nextNode = containingList[index + 1];
                         var startPos = skipWhitespacesAndLineBreaks(sourceFile.text, nextNode.getFullStart());
                         // write separator and leading trivia of the next element as suffix
-                        var suffix = "" + ts.tokenToString(nextToken.kind) + sourceFile.text.substring(nextToken.end, startPos);
+                        var suffix = "".concat(ts.tokenToString(nextToken.kind)).concat(sourceFile.text.substring(nextToken.end, startPos));
                         this.insertNodesAt(sourceFile, startPos, [newNode], { suffix: suffix });
                     }
                 }
@@ -145369,7 +145388,7 @@ var ts;
                         this.replaceRange(sourceFile, ts.createRange(insertPos), newNode, { indentation: indentation, prefix: this.newLineCharacter });
                     }
                     else {
-                        this.replaceRange(sourceFile, ts.createRange(end), newNode, { prefix: ts.tokenToString(separator) + " " });
+                        this.replaceRange(sourceFile, ts.createRange(end), newNode, { prefix: "".concat(ts.tokenToString(separator), " ") });
                     }
                 }
             };
@@ -145471,7 +145490,7 @@ var ts;
                     var normalized = ts.stableSort(changesInFile, function (a, b) { return (a.range.pos - b.range.pos) || (a.range.end - b.range.end); });
                     var _loop_12 = function (i) {
                         ts.Debug.assert(normalized[i].range.end <= normalized[i + 1].range.pos, "Changes overlap", function () {
-                            return JSON.stringify(normalized[i].range) + " and " + JSON.stringify(normalized[i + 1].range);
+                            return "".concat(JSON.stringify(normalized[i].range), " and ").concat(JSON.stringify(normalized[i + 1].range));
                         });
                     };
                     // verify that change intervals do not overlap, except possibly at end points.
@@ -145568,7 +145587,7 @@ var ts;
         function applyChanges(text, changes) {
             for (var i = changes.length - 1; i >= 0; i--) {
                 var _a = changes[i], span = _a.span, newText = _a.newText;
-                text = "" + text.substring(0, span.start) + newText + text.substring(ts.textSpanEnd(span));
+                text = "".concat(text.substring(0, span.start)).concat(newText).concat(text.substring(ts.textSpanEnd(span)));
             }
             return text;
         }
@@ -148040,7 +148059,7 @@ var ts;
                 if (!res.has(text) && (originalKeywordKind !== undefined && ts.isNonContextualKeyword(originalKeywordKind)
                     || checker.resolveName(text, node, 111551 /* Value */, /*excludeGlobals*/ true))) {
                     // Unconditionally add an underscore in case `text` is a keyword.
-                    res.set(text, makeUniqueName("_" + text, identifiers));
+                    res.set(text, makeUniqueName("_".concat(text), identifiers));
                 }
             });
             return res;
@@ -148140,7 +148159,7 @@ var ts;
                     // `const a = require("b").c` --> `import { c as a } from "./b";
                     return convertedImports([makeSingleImport(name.text, propertyName, moduleSpecifier, quotePreference)]);
                 default:
-                    return ts.Debug.assertNever(name, "Convert to ES module got invalid syntax form " + name.kind);
+                    return ts.Debug.assertNever(name, "Convert to ES module got invalid syntax form ".concat(name.kind));
             }
         }
         function convertAssignment(sourceFile, checker, assignment, changes, exports, useSitesToUnqualify) {
@@ -148191,7 +148210,7 @@ var ts;
                     case 168 /* MethodDeclaration */:
                         return !ts.isIdentifier(prop.name) ? undefined : functionExpressionToDeclaration(prop.name.text, [ts.factory.createToken(93 /* ExportKeyword */)], prop, useSitesToUnqualify);
                     default:
-                        ts.Debug.assertNever(prop, "Convert to ES6 got invalid prop kind " + prop.kind);
+                        ts.Debug.assertNever(prop, "Convert to ES6 got invalid prop kind ".concat(prop.kind));
                 }
             });
             return statements && [statements, false];
@@ -148325,7 +148344,7 @@ var ts;
                 case 79 /* Identifier */:
                     return convertSingleIdentifierImport(name, moduleSpecifier, checker, identifiers, quotePreference);
                 default:
-                    return ts.Debug.assertNever(name, "Convert to ES module got invalid name kind " + name.kind);
+                    return ts.Debug.assertNever(name, "Convert to ES module got invalid name kind ".concat(name.kind));
             }
         }
         /**
@@ -148382,7 +148401,7 @@ var ts;
         // Identifiers helpers
         function makeUniqueName(name, identifiers) {
             while (identifiers.original.has(name) || identifiers.additional.has(name)) {
-                name = "_" + name;
+                name = "_".concat(name);
             }
             identifiers.additional.add(name);
             return name;
@@ -148462,7 +148481,7 @@ var ts;
                 if (!qualifiedName)
                     return undefined;
                 var changes = ts.textChanges.ChangeTracker.with(context, function (t) { return doChange(t, context.sourceFile, qualifiedName); });
-                var newText = qualifiedName.left.text + "[\"" + qualifiedName.right.text + "\"]";
+                var newText = "".concat(qualifiedName.left.text, "[\"").concat(qualifiedName.right.text, "\"]");
                 return [codefix.createCodeFixAction(fixId, changes, [ts.Diagnostics.Rewrite_as_the_indexed_access_type_0, newText], fixId, ts.Diagnostics.Rewrite_all_as_indexed_access_types)];
             },
             fixIds: [fixId],
@@ -148859,7 +148878,7 @@ var ts;
                         break;
                     }
                     default:
-                        ts.Debug.assertNever(fix, "fix wasn't never - got kind " + fix.kind);
+                        ts.Debug.assertNever(fix, "fix wasn't never - got kind ".concat(fix.kind));
                 }
                 function reduceAddAsTypeOnlyValues(prevValue, newValue) {
                     // `NotAllowed` overrides `Required` because one addition of a new import might be required to be type-only
@@ -148903,7 +148922,7 @@ var ts;
                     return newEntry;
                 }
                 function newImportsKey(moduleSpecifier, topLevelTypeOnly) {
-                    return (topLevelTypeOnly ? 1 : 0) + "|" + moduleSpecifier;
+                    return "".concat(topLevelTypeOnly ? 1 : 0, "|").concat(moduleSpecifier);
                 }
             }
             function writeFixes(changeTracker) {
@@ -149356,7 +149375,7 @@ var ts;
                 case ts.ModuleKind.NodeNext:
                     return importingFile.impliedNodeFormat === ts.ModuleKind.ESNext ? 2 /* Namespace */ : 3 /* CommonJS */;
                 default:
-                    return ts.Debug.assertNever(moduleKind, "Unexpected moduleKind " + moduleKind);
+                    return ts.Debug.assertNever(moduleKind, "Unexpected moduleKind ".concat(moduleKind));
             }
         }
         function getFixesInfoForNonUMDImport(_a, symbolToken, useAutoImportProvider) {
@@ -149463,7 +149482,7 @@ var ts;
             switch (fix.kind) {
                 case 0 /* UseNamespace */:
                     addNamespaceQualifier(changes, sourceFile, fix);
-                    return [ts.Diagnostics.Change_0_to_1, symbolName, fix.namespacePrefix + "." + symbolName];
+                    return [ts.Diagnostics.Change_0_to_1, symbolName, "".concat(fix.namespacePrefix, ".").concat(symbolName)];
                 case 1 /* JsdocTypeImport */:
                     addImportType(changes, sourceFile, fix, quotePreference);
                     return [ts.Diagnostics.Change_0_to_1, symbolName, getImportTypePrefix(fix.moduleSpecifier, quotePreference) + symbolName];
@@ -149487,7 +149506,7 @@ var ts;
                     return [importKind === 1 /* Default */ ? ts.Diagnostics.Import_default_0_from_module_1 : ts.Diagnostics.Import_0_from_module_1, symbolName, moduleSpecifier];
                 }
                 default:
-                    return ts.Debug.assertNever(fix, "Unexpected fix kind " + fix.kind);
+                    return ts.Debug.assertNever(fix, "Unexpected fix kind ".concat(fix.kind));
             }
         }
         function doAddExistingFix(changes, sourceFile, clause, defaultImport, namedImports, compilerOptions) {
@@ -149583,7 +149602,7 @@ var ts;
         }
         function getImportTypePrefix(moduleSpecifier, quotePreference) {
             var quote = ts.getQuoteFromPreference(quotePreference);
-            return "import(" + quote + moduleSpecifier + quote + ").";
+            return "import(".concat(quote).concat(moduleSpecifier).concat(quote, ").");
         }
         function needsTypeOnly(_a) {
             var addAsTypeOnly = _a.addAsTypeOnly;
@@ -149676,7 +149695,7 @@ var ts;
                 lastCharWasValid = isValid;
             }
             // Need `|| "_"` to ensure result isn't empty.
-            return !ts.isStringANonContextualKeyword(res) ? res || "_" : "_" + res;
+            return !ts.isStringANonContextualKeyword(res) ? res || "_" : "_".concat(res);
         }
         codefix.moduleSpecifierToValidIdentifier = moduleSpecifierToValidIdentifier;
     })(codefix = ts.codefix || (ts.codefix = {}));
@@ -150876,7 +150895,7 @@ var ts;
                             break;
                         }
                         default:
-                            ts.Debug.fail("Bad fixId: " + context.fixId);
+                            ts.Debug.fail("Bad fixId: ".concat(context.fixId));
                     }
                 });
             },
@@ -151324,7 +151343,7 @@ var ts;
             if (!isValidCharacter(character)) {
                 return;
             }
-            var replacement = useHtmlEntity ? htmlEntity[character] : "{" + ts.quote(sourceFile, preferences, character) + "}";
+            var replacement = useHtmlEntity ? htmlEntity[character] : "{".concat(ts.quote(sourceFile, preferences, character), "}");
             changes.replaceRangeWithText(sourceFile, { pos: start, end: start + 1 }, replacement);
         }
     })(codefix = ts.codefix || (ts.codefix = {}));
@@ -151515,11 +151534,11 @@ var ts;
                 token = ts.cast(token.parent, ts.isInferTypeNode).typeParameter.name;
             }
             if (ts.isIdentifier(token) && canPrefix(token)) {
-                changes.replaceNode(sourceFile, token, ts.factory.createIdentifier("_" + token.text));
+                changes.replaceNode(sourceFile, token, ts.factory.createIdentifier("_".concat(token.text)));
                 if (ts.isParameter(token.parent)) {
                     ts.getJSDocParameterTags(token.parent).forEach(function (tag) {
                         if (ts.isIdentifier(tag.name)) {
-                            changes.replaceNode(sourceFile, tag.name, ts.factory.createIdentifier("_" + tag.name.text));
+                            changes.replaceNode(sourceFile, tag.name, ts.factory.createIdentifier("_".concat(tag.name.text)));
                         }
                     });
                 }
@@ -151855,7 +151874,7 @@ var ts;
             }); }
         });
         function doChange(changes, sourceFile, name) {
-            changes.replaceNodeWithText(sourceFile, name, name.text + "()");
+            changes.replaceNodeWithText(sourceFile, name, "".concat(name.text, "()"));
         }
         function getCallName(sourceFile, start) {
             var token = ts.getTokenAtPosition(sourceFile, start);
@@ -153004,7 +153023,7 @@ var ts;
                 var parameters = [];
                 var length = Math.max.apply(Math, calls.map(function (c) { return c.argumentTypes.length; }));
                 var _loop_16 = function (i) {
-                    var symbol = checker.createSymbol(1 /* FunctionScopedVariable */, ts.escapeLeadingUnderscores("arg" + i));
+                    var symbol = checker.createSymbol(1 /* FunctionScopedVariable */, ts.escapeLeadingUnderscores("arg".concat(i)));
                     symbol.type = combineTypes(calls.map(function (call) { return call.argumentTypes[i] || checker.getUndefinedType(); }));
                     if (calls.some(function (call) { return call.argumentTypes[i] === undefined; })) {
                         symbol.flags |= 16777216 /* Optional */;
@@ -153107,7 +153126,7 @@ var ts;
                     codefix.createCodeFixActionWithoutFixAll(fixName, [codefix.createFileTextChanges(sourceFile.fileName, [
                             ts.createTextChange(sourceFile.checkJsDirective
                                 ? ts.createTextSpanFromBounds(sourceFile.checkJsDirective.pos, sourceFile.checkJsDirective.end)
-                                : ts.createTextSpan(0, 0), "// @ts-nocheck" + newLineCharacter),
+                                : ts.createTextSpan(0, 0), "// @ts-nocheck".concat(newLineCharacter)),
                         ])], ts.Diagnostics.Disable_checking_for_this_file),
                 ];
                 if (ts.textChanges.isValidLocationToAddComment(sourceFile, span.start)) {
@@ -153373,7 +153392,7 @@ var ts;
             var typeParameters = isJs || typeArguments === undefined
                 ? undefined
                 : ts.map(typeArguments, function (_, i) {
-                    return ts.factory.createTypeParameterDeclaration(84 /* T */ + typeArguments.length - 1 <= 90 /* Z */ ? String.fromCharCode(84 /* T */ + i) : "T" + i);
+                    return ts.factory.createTypeParameterDeclaration(84 /* T */ + typeArguments.length - 1 <= 90 /* Z */ ? String.fromCharCode(84 /* T */ + i) : "T".concat(i));
                 });
             var parameters = createDummyParameters(args.length, names, types, /*minArgumentCount*/ undefined, isJs);
             var type = isJs || contextualType === undefined
@@ -153408,7 +153427,7 @@ var ts;
                 /*decorators*/ undefined, 
                 /*modifiers*/ undefined, 
                 /*dotDotDotToken*/ undefined, 
-                /*name*/ names && names[i] || "arg" + i, 
+                /*name*/ names && names[i] || "arg".concat(i), 
                 /*questionToken*/ minArgumentCount !== undefined && i >= minArgumentCount ? ts.factory.createToken(57 /* QuestionToken */) : undefined, 
                 /*type*/ inJs ? undefined : types && types[i] || ts.factory.createKeywordTypeNode(130 /* AnyKeyword */), 
                 /*initializer*/ undefined);
@@ -153659,7 +153678,7 @@ var ts;
             }
             var name = declaration.name.text;
             var startWithUnderscore = ts.startsWithUnderscore(name);
-            var fieldName = createPropertyName(startWithUnderscore ? name : ts.getUniqueName("_" + name, file), declaration.name);
+            var fieldName = createPropertyName(startWithUnderscore ? name : ts.getUniqueName("_".concat(name), file), declaration.name);
             var accessorName = createPropertyName(startWithUnderscore ? ts.getUniqueName(name.substring(1), file) : name, declaration.name);
             return {
                 isStatic: ts.hasStaticModifier(declaration),
@@ -154683,7 +154702,7 @@ var ts;
                         changes.insertNodeAfter(exportingSourceFile, exportNode, ts.factory.createExportDefault(ts.factory.createIdentifier(exportName.text)));
                         break;
                     default:
-                        ts.Debug.fail("Unexpected exportNode kind " + exportNode.kind);
+                        ts.Debug.fail("Unexpected exportNode kind ".concat(exportNode.kind));
                 }
             }
         }
@@ -154771,7 +154790,7 @@ var ts;
                     break;
                 }
                 default:
-                    ts.Debug.assertNever(parent, "Unexpected parent kind " + parent.kind);
+                    ts.Debug.assertNever(parent, "Unexpected parent kind ".concat(parent.kind));
             }
         }
         function makeImportSpecifier(propertyName, name) {
@@ -155335,7 +155354,7 @@ var ts;
                         var newComment = ts.displayPartsToString(parameterDocComment);
                         if (newComment.length) {
                             ts.setSyntheticLeadingComments(result, [{
-                                    text: "*\n" + newComment.split("\n").map(function (c) { return " * " + c; }).join("\n") + "\n ",
+                                    text: "*\n".concat(newComment.split("\n").map(function (c) { return " * ".concat(c); }).join("\n"), "\n "),
                                     kind: 3 /* MultiLineCommentTrivia */,
                                     pos: -1,
                                     end: -1,
@@ -155480,7 +155499,7 @@ var ts;
                                 usedFunctionNames.set(description, true);
                                 functionActions.push({
                                     description: description,
-                                    name: "function_scope_" + i,
+                                    name: "function_scope_".concat(i),
                                     kind: extractFunctionAction.kind
                                 });
                             }
@@ -155488,7 +155507,7 @@ var ts;
                         else if (!innermostErrorFunctionAction) {
                             innermostErrorFunctionAction = {
                                 description: description,
-                                name: "function_scope_" + i,
+                                name: "function_scope_".concat(i),
                                 notApplicableReason: getStringError(functionExtraction.errors),
                                 kind: extractFunctionAction.kind
                             };
@@ -155504,7 +155523,7 @@ var ts;
                                 usedConstantNames.set(description_1, true);
                                 constantActions.push({
                                     description: description_1,
-                                    name: "constant_scope_" + i,
+                                    name: "constant_scope_".concat(i),
                                     kind: extractConstantAction.kind
                                 });
                             }
@@ -155512,7 +155531,7 @@ var ts;
                         else if (!innermostErrorConstantAction) {
                             innermostErrorConstantAction = {
                                 description: description,
-                                name: "constant_scope_" + i,
+                                name: "constant_scope_".concat(i),
                                 notApplicableReason: getStringError(constantExtraction.errors),
                                 kind: extractConstantAction.kind
                             };
@@ -156096,28 +156115,28 @@ var ts;
                     case 212 /* FunctionExpression */:
                     case 255 /* FunctionDeclaration */:
                         return scope.name
-                            ? "function '" + scope.name.text + "'"
+                            ? "function '".concat(scope.name.text, "'")
                             : ts.ANONYMOUS;
                     case 213 /* ArrowFunction */:
                         return "arrow function";
                     case 168 /* MethodDeclaration */:
-                        return "method '" + scope.name.getText() + "'";
+                        return "method '".concat(scope.name.getText(), "'");
                     case 171 /* GetAccessor */:
-                        return "'get " + scope.name.getText() + "'";
+                        return "'get ".concat(scope.name.getText(), "'");
                     case 172 /* SetAccessor */:
-                        return "'set " + scope.name.getText() + "'";
+                        return "'set ".concat(scope.name.getText(), "'");
                     default:
-                        throw ts.Debug.assertNever(scope, "Unexpected scope kind " + scope.kind);
+                        throw ts.Debug.assertNever(scope, "Unexpected scope kind ".concat(scope.kind));
                 }
             }
             function getDescriptionForClassLikeDeclaration(scope) {
                 return scope.kind === 256 /* ClassDeclaration */
-                    ? scope.name ? "class '" + scope.name.text + "'" : "anonymous class declaration"
-                    : scope.name ? "class expression '" + scope.name.text + "'" : "anonymous class expression";
+                    ? scope.name ? "class '".concat(scope.name.text, "'") : "anonymous class declaration"
+                    : scope.name ? "class expression '".concat(scope.name.text, "'") : "anonymous class expression";
             }
             function getDescriptionForModuleLikeDeclaration(scope) {
                 return scope.kind === 261 /* ModuleBlock */
-                    ? "namespace '" + scope.parent.name.getText() + "'"
+                    ? "namespace '".concat(scope.parent.name.getText(), "'")
                     : scope.externalModuleIndicator ? 0 /* Module */ : 1 /* Global */;
             }
             var SpecialScope;
@@ -157584,7 +157603,7 @@ var ts;
                 case 253 /* VariableDeclaration */:
                     return ts.tryCast(node.name, ts.isIdentifier);
                 default:
-                    return ts.Debug.assertNever(node, "Unexpected node kind " + node.kind);
+                    return ts.Debug.assertNever(node, "Unexpected node kind ".concat(node.kind));
             }
         }
         function updateNamespaceLikeImport(changes, sourceFile, checker, movedSymbols, newModuleName, newModuleSpecifier, oldImportId, oldImportNode) {
@@ -157621,7 +157640,7 @@ var ts;
                 case 253 /* VariableDeclaration */:
                     return ts.factory.createVariableDeclaration(newNamespaceId, /*exclamationToken*/ undefined, /*type*/ undefined, createRequireCall(newModuleString));
                 default:
-                    return ts.Debug.assertNever(node, "Unexpected node kind " + node.kind);
+                    return ts.Debug.assertNever(node, "Unexpected node kind ".concat(node.kind));
             }
         }
         function moduleSpecifierFromImport(i) {
@@ -157708,7 +157727,7 @@ var ts;
                     deleteUnusedImportsInVariableDeclaration(sourceFile, importDecl, changes, isUnused);
                     break;
                 default:
-                    ts.Debug.assertNever(importDecl, "Unexpected import decl kind " + importDecl.kind);
+                    ts.Debug.assertNever(importDecl, "Unexpected import decl kind ".concat(importDecl.kind));
             }
         }
         function deleteUnusedImportsInDeclaration(sourceFile, importDecl, changes, isUnused) {
@@ -157808,7 +157827,7 @@ var ts;
                 var name = ts.combinePaths(inDirectory, newModuleName + extension);
                 if (!host.fileExists(name))
                     return newModuleName; // TODO: GH#18217
-                newModuleName = moduleName + "." + i;
+                newModuleName = "".concat(moduleName, ".").concat(i);
             }
         }
         function getNewModuleName(movedSymbols) {
@@ -157915,7 +157934,7 @@ var ts;
                     return name ? makeVariableStatement(name, i.type, createRequireCall(moduleSpecifier), i.parent.flags) : undefined;
                 }
                 default:
-                    return ts.Debug.assertNever(i, "Unexpected import kind " + i.kind);
+                    return ts.Debug.assertNever(i, "Unexpected import kind ".concat(i.kind));
             }
         }
         function filterNamedBindings(namedBindings, keep) {
@@ -158030,7 +158049,7 @@ var ts;
                 case 200 /* ObjectBindingPattern */:
                     return ts.firstDefined(name.elements, function (em) { return ts.isOmittedExpression(em) ? undefined : forEachTopLevelDeclarationInBindingName(em.name, cb); });
                 default:
-                    return ts.Debug.assertNever(name, "Unexpected name kind " + name.kind);
+                    return ts.Debug.assertNever(name, "Unexpected name kind ".concat(name.kind));
             }
         }
         function nameOfTopLevelDeclaration(d) {
@@ -158091,7 +158110,7 @@ var ts;
                 case 237 /* ExpressionStatement */:
                     return ts.Debug.fail(); // Shouldn't try to add 'export' keyword to `exports.x = ...`
                 default:
-                    return ts.Debug.assertNever(d, "Unexpected declaration kind " + d.kind);
+                    return ts.Debug.assertNever(d, "Unexpected declaration kind ".concat(d.kind));
             }
         }
         function addCommonjsExport(decl) {
@@ -158113,7 +158132,7 @@ var ts;
                 case 237 /* ExpressionStatement */:
                     return ts.Debug.fail("Can't export an ExpressionStatement"); // Shouldn't try to add 'export' keyword to `exports.x = ...`
                 default:
-                    return ts.Debug.assertNever(decl, "Unexpected decl kind " + decl.kind);
+                    return ts.Debug.assertNever(decl, "Unexpected decl kind ".concat(decl.kind));
             }
         }
         /** Creates `exports.x = x;` */
@@ -158751,7 +158770,7 @@ var ts;
                             return [functionDeclaration.name, functionDeclaration.parent.name];
                         return [functionDeclaration.parent.name];
                     default:
-                        return ts.Debug.assertNever(functionDeclaration, "Unexpected function declaration kind " + functionDeclaration.kind);
+                        return ts.Debug.assertNever(functionDeclaration, "Unexpected function declaration kind ".concat(functionDeclaration.kind));
                 }
             }
         })(convertParamsToDestructuredObject = refactor.convertParamsToDestructuredObject || (refactor.convertParamsToDestructuredObject = {}));
@@ -159455,7 +159474,7 @@ var ts;
             var textPos = ts.scanner.getTextPos();
             if (textPos <= end) {
                 if (token === 79 /* Identifier */) {
-                    ts.Debug.fail("Did not expect " + ts.Debug.formatSyntaxKind(parent.kind) + " to have an Identifier in its trivia");
+                    ts.Debug.fail("Did not expect ".concat(ts.Debug.formatSyntaxKind(parent.kind), " to have an Identifier in its trivia"));
                 }
                 nodes.push(createNode(token, pos, textPos, parent));
             }
@@ -160337,7 +160356,7 @@ var ts;
         function getValidSourceFile(fileName) {
             var sourceFile = program.getSourceFile(fileName);
             if (!sourceFile) {
-                var error = new Error("Could not find source file: '" + fileName + "'.");
+                var error = new Error("Could not find source file: '".concat(fileName, "'."));
                 // We've been having trouble debugging this, so attach sidecar data for the tsserver log.
                 // See https://github.com/microsoft/TypeScript/issues/30180.
                 error.ProgramFiles = program.getSourceFiles().map(function (f) { return f.fileName; });
@@ -161012,7 +161031,7 @@ var ts;
             var element = token.kind === 31 /* GreaterThanToken */ && ts.isJsxOpeningElement(token.parent) ? token.parent.parent
                 : ts.isJsxText(token) && ts.isJsxElement(token.parent) ? token.parent : undefined;
             if (element && isUnclosedTag(element)) {
-                return { newText: "</" + element.openingElement.tagName.getText(sourceFile) + ">" };
+                return { newText: "</".concat(element.openingElement.tagName.getText(sourceFile), ">") };
             }
             var fragment = token.kind === 31 /* GreaterThanToken */ && ts.isJsxOpeningFragment(token.parent) ? token.parent.parent
                 : ts.isJsxText(token) && ts.isJsxFragment(token.parent) ? token.parent : undefined;
@@ -161118,7 +161137,7 @@ var ts;
                     pos = commentRange.end + 1;
                 }
                 else { // If it's not in a comment range, then we need to comment the uncommented portions.
-                    var newPos = text.substring(pos, textRange.end).search("(" + openMultilineRegex + ")|(" + closeMultilineRegex + ")");
+                    var newPos = text.substring(pos, textRange.end).search("(".concat(openMultilineRegex, ")|(").concat(closeMultilineRegex, ")"));
                     isCommenting = insertComment !== undefined
                         ? insertComment
                         : isCommenting || !ts.isTextWhiteSpaceLike(text, pos, newPos === -1 ? textRange.end : pos + newPos); // If isCommenting is already true we don't need to check whitespace again.
@@ -161513,14 +161532,14 @@ var ts;
             case ts.LanguageServiceMode.PartialSemantic:
                 invalidOperationsInPartialSemanticMode.forEach(function (key) {
                     return ls[key] = function () {
-                        throw new Error("LanguageService Operation: " + key + " not allowed in LanguageServiceMode.PartialSemantic");
+                        throw new Error("LanguageService Operation: ".concat(key, " not allowed in LanguageServiceMode.PartialSemantic"));
                     };
                 });
                 break;
             case ts.LanguageServiceMode.Syntactic:
                 invalidOperationsInSyntacticMode.forEach(function (key) {
                     return ls[key] = function () {
-                        throw new Error("LanguageService Operation: " + key + " not allowed in LanguageServiceMode.Syntactic");
+                        throw new Error("LanguageService Operation: ".concat(key, " not allowed in LanguageServiceMode.Syntactic"));
                     };
                 });
                 break;
@@ -162502,13 +162521,13 @@ var ts;
         var result = action();
         if (logPerformance) {
             var end = ts.timestamp();
-            logger.log(actionDescription + " completed in " + (end - start) + " msec");
+            logger.log("".concat(actionDescription, " completed in ").concat(end - start, " msec"));
             if (ts.isString(result)) {
                 var str = result;
                 if (str.length > 128) {
                     str = str.substring(0, 128) + "...";
                 }
-                logger.log("  result.length=" + str.length + ", result='" + JSON.stringify(str) + "'");
+                logger.log("  result.length=".concat(str.length, ", result='").concat(JSON.stringify(str), "'"));
             }
         }
         return result;
@@ -162590,7 +162609,7 @@ var ts;
          * Update the list of scripts known to the compiler
          */
         LanguageServiceShimObject.prototype.refresh = function (throwOnError) {
-            this.forwardJSONCall("refresh(" + throwOnError + ")", function () { return null; } // eslint-disable-line no-null/no-null
+            this.forwardJSONCall("refresh(".concat(throwOnError, ")"), function () { return null; } // eslint-disable-line no-null/no-null
             );
         };
         LanguageServiceShimObject.prototype.cleanupSemanticCache = function () {
@@ -162606,43 +162625,43 @@ var ts;
         };
         LanguageServiceShimObject.prototype.getSyntacticClassifications = function (fileName, start, length) {
             var _this = this;
-            return this.forwardJSONCall("getSyntacticClassifications('" + fileName + "', " + start + ", " + length + ")", function () { return _this.languageService.getSyntacticClassifications(fileName, ts.createTextSpan(start, length)); });
+            return this.forwardJSONCall("getSyntacticClassifications('".concat(fileName, "', ").concat(start, ", ").concat(length, ")"), function () { return _this.languageService.getSyntacticClassifications(fileName, ts.createTextSpan(start, length)); });
         };
         LanguageServiceShimObject.prototype.getSemanticClassifications = function (fileName, start, length) {
             var _this = this;
-            return this.forwardJSONCall("getSemanticClassifications('" + fileName + "', " + start + ", " + length + ")", function () { return _this.languageService.getSemanticClassifications(fileName, ts.createTextSpan(start, length)); });
+            return this.forwardJSONCall("getSemanticClassifications('".concat(fileName, "', ").concat(start, ", ").concat(length, ")"), function () { return _this.languageService.getSemanticClassifications(fileName, ts.createTextSpan(start, length)); });
         };
         LanguageServiceShimObject.prototype.getEncodedSyntacticClassifications = function (fileName, start, length) {
             var _this = this;
-            return this.forwardJSONCall("getEncodedSyntacticClassifications('" + fileName + "', " + start + ", " + length + ")", 
+            return this.forwardJSONCall("getEncodedSyntacticClassifications('".concat(fileName, "', ").concat(start, ", ").concat(length, ")"), 
             // directly serialize the spans out to a string.  This is much faster to decode
             // on the managed side versus a full JSON array.
             function () { return convertClassifications(_this.languageService.getEncodedSyntacticClassifications(fileName, ts.createTextSpan(start, length))); });
         };
         LanguageServiceShimObject.prototype.getEncodedSemanticClassifications = function (fileName, start, length) {
             var _this = this;
-            return this.forwardJSONCall("getEncodedSemanticClassifications('" + fileName + "', " + start + ", " + length + ")", 
+            return this.forwardJSONCall("getEncodedSemanticClassifications('".concat(fileName, "', ").concat(start, ", ").concat(length, ")"), 
             // directly serialize the spans out to a string.  This is much faster to decode
             // on the managed side versus a full JSON array.
             function () { return convertClassifications(_this.languageService.getEncodedSemanticClassifications(fileName, ts.createTextSpan(start, length))); });
         };
         LanguageServiceShimObject.prototype.getSyntacticDiagnostics = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getSyntacticDiagnostics('" + fileName + "')", function () {
+            return this.forwardJSONCall("getSyntacticDiagnostics('".concat(fileName, "')"), function () {
                 var diagnostics = _this.languageService.getSyntacticDiagnostics(fileName);
                 return _this.realizeDiagnostics(diagnostics);
             });
         };
         LanguageServiceShimObject.prototype.getSemanticDiagnostics = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getSemanticDiagnostics('" + fileName + "')", function () {
+            return this.forwardJSONCall("getSemanticDiagnostics('".concat(fileName, "')"), function () {
                 var diagnostics = _this.languageService.getSemanticDiagnostics(fileName);
                 return _this.realizeDiagnostics(diagnostics);
             });
         };
         LanguageServiceShimObject.prototype.getSuggestionDiagnostics = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getSuggestionDiagnostics('" + fileName + "')", function () { return _this.realizeDiagnostics(_this.languageService.getSuggestionDiagnostics(fileName)); });
+            return this.forwardJSONCall("getSuggestionDiagnostics('".concat(fileName, "')"), function () { return _this.realizeDiagnostics(_this.languageService.getSuggestionDiagnostics(fileName)); });
         };
         LanguageServiceShimObject.prototype.getCompilerOptionsDiagnostics = function () {
             var _this = this;
@@ -162658,7 +162677,7 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getQuickInfoAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getQuickInfoAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getQuickInfoAtPosition(fileName, position); });
+            return this.forwardJSONCall("getQuickInfoAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getQuickInfoAtPosition(fileName, position); });
         };
         /// NAMEORDOTTEDNAMESPAN
         /**
@@ -162667,7 +162686,7 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getNameOrDottedNameSpan = function (fileName, startPos, endPos) {
             var _this = this;
-            return this.forwardJSONCall("getNameOrDottedNameSpan('" + fileName + "', " + startPos + ", " + endPos + ")", function () { return _this.languageService.getNameOrDottedNameSpan(fileName, startPos, endPos); });
+            return this.forwardJSONCall("getNameOrDottedNameSpan('".concat(fileName, "', ").concat(startPos, ", ").concat(endPos, ")"), function () { return _this.languageService.getNameOrDottedNameSpan(fileName, startPos, endPos); });
         };
         /**
          * STATEMENTSPAN
@@ -162675,12 +162694,12 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getBreakpointStatementAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getBreakpointStatementAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getBreakpointStatementAtPosition(fileName, position); });
+            return this.forwardJSONCall("getBreakpointStatementAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getBreakpointStatementAtPosition(fileName, position); });
         };
         /// SIGNATUREHELP
         LanguageServiceShimObject.prototype.getSignatureHelpItems = function (fileName, position, options) {
             var _this = this;
-            return this.forwardJSONCall("getSignatureHelpItems('" + fileName + "', " + position + ")", function () { return _this.languageService.getSignatureHelpItems(fileName, position, options); });
+            return this.forwardJSONCall("getSignatureHelpItems('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getSignatureHelpItems(fileName, position, options); });
         };
         /// GOTO DEFINITION
         /**
@@ -162689,7 +162708,7 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getDefinitionAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getDefinitionAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getDefinitionAtPosition(fileName, position); });
+            return this.forwardJSONCall("getDefinitionAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getDefinitionAtPosition(fileName, position); });
         };
         /**
          * Computes the definition location and file for the symbol
@@ -162697,7 +162716,7 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getDefinitionAndBoundSpan = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getDefinitionAndBoundSpan('" + fileName + "', " + position + ")", function () { return _this.languageService.getDefinitionAndBoundSpan(fileName, position); });
+            return this.forwardJSONCall("getDefinitionAndBoundSpan('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getDefinitionAndBoundSpan(fileName, position); });
         };
         /// GOTO Type
         /**
@@ -162706,7 +162725,7 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getTypeDefinitionAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getTypeDefinitionAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getTypeDefinitionAtPosition(fileName, position); });
+            return this.forwardJSONCall("getTypeDefinitionAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getTypeDefinitionAtPosition(fileName, position); });
         };
         /// GOTO Implementation
         /**
@@ -162715,37 +162734,37 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getImplementationAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getImplementationAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getImplementationAtPosition(fileName, position); });
+            return this.forwardJSONCall("getImplementationAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getImplementationAtPosition(fileName, position); });
         };
         LanguageServiceShimObject.prototype.getRenameInfo = function (fileName, position, options) {
             var _this = this;
-            return this.forwardJSONCall("getRenameInfo('" + fileName + "', " + position + ")", function () { return _this.languageService.getRenameInfo(fileName, position, options); });
+            return this.forwardJSONCall("getRenameInfo('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getRenameInfo(fileName, position, options); });
         };
         LanguageServiceShimObject.prototype.getSmartSelectionRange = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getSmartSelectionRange('" + fileName + "', " + position + ")", function () { return _this.languageService.getSmartSelectionRange(fileName, position); });
+            return this.forwardJSONCall("getSmartSelectionRange('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getSmartSelectionRange(fileName, position); });
         };
         LanguageServiceShimObject.prototype.findRenameLocations = function (fileName, position, findInStrings, findInComments, providePrefixAndSuffixTextForRename) {
             var _this = this;
-            return this.forwardJSONCall("findRenameLocations('" + fileName + "', " + position + ", " + findInStrings + ", " + findInComments + ", " + providePrefixAndSuffixTextForRename + ")", function () { return _this.languageService.findRenameLocations(fileName, position, findInStrings, findInComments, providePrefixAndSuffixTextForRename); });
+            return this.forwardJSONCall("findRenameLocations('".concat(fileName, "', ").concat(position, ", ").concat(findInStrings, ", ").concat(findInComments, ", ").concat(providePrefixAndSuffixTextForRename, ")"), function () { return _this.languageService.findRenameLocations(fileName, position, findInStrings, findInComments, providePrefixAndSuffixTextForRename); });
         };
         /// GET BRACE MATCHING
         LanguageServiceShimObject.prototype.getBraceMatchingAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getBraceMatchingAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getBraceMatchingAtPosition(fileName, position); });
+            return this.forwardJSONCall("getBraceMatchingAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getBraceMatchingAtPosition(fileName, position); });
         };
         LanguageServiceShimObject.prototype.isValidBraceCompletionAtPosition = function (fileName, position, openingBrace) {
             var _this = this;
-            return this.forwardJSONCall("isValidBraceCompletionAtPosition('" + fileName + "', " + position + ", " + openingBrace + ")", function () { return _this.languageService.isValidBraceCompletionAtPosition(fileName, position, openingBrace); });
+            return this.forwardJSONCall("isValidBraceCompletionAtPosition('".concat(fileName, "', ").concat(position, ", ").concat(openingBrace, ")"), function () { return _this.languageService.isValidBraceCompletionAtPosition(fileName, position, openingBrace); });
         };
         LanguageServiceShimObject.prototype.getSpanOfEnclosingComment = function (fileName, position, onlyMultiLine) {
             var _this = this;
-            return this.forwardJSONCall("getSpanOfEnclosingComment('" + fileName + "', " + position + ")", function () { return _this.languageService.getSpanOfEnclosingComment(fileName, position, onlyMultiLine); });
+            return this.forwardJSONCall("getSpanOfEnclosingComment('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getSpanOfEnclosingComment(fileName, position, onlyMultiLine); });
         };
         /// GET SMART INDENT
         LanguageServiceShimObject.prototype.getIndentationAtPosition = function (fileName, position, options /*Services.EditorOptions*/) {
             var _this = this;
-            return this.forwardJSONCall("getIndentationAtPosition('" + fileName + "', " + position + ")", function () {
+            return this.forwardJSONCall("getIndentationAtPosition('".concat(fileName, "', ").concat(position, ")"), function () {
                 var localOptions = JSON.parse(options);
                 return _this.languageService.getIndentationAtPosition(fileName, position, localOptions);
             });
@@ -162753,23 +162772,23 @@ var ts;
         /// GET REFERENCES
         LanguageServiceShimObject.prototype.getReferencesAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getReferencesAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getReferencesAtPosition(fileName, position); });
+            return this.forwardJSONCall("getReferencesAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getReferencesAtPosition(fileName, position); });
         };
         LanguageServiceShimObject.prototype.findReferences = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("findReferences('" + fileName + "', " + position + ")", function () { return _this.languageService.findReferences(fileName, position); });
+            return this.forwardJSONCall("findReferences('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.findReferences(fileName, position); });
         };
         LanguageServiceShimObject.prototype.getFileReferences = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getFileReferences('" + fileName + ")", function () { return _this.languageService.getFileReferences(fileName); });
+            return this.forwardJSONCall("getFileReferences('".concat(fileName, ")"), function () { return _this.languageService.getFileReferences(fileName); });
         };
         LanguageServiceShimObject.prototype.getOccurrencesAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getOccurrencesAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getOccurrencesAtPosition(fileName, position); });
+            return this.forwardJSONCall("getOccurrencesAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getOccurrencesAtPosition(fileName, position); });
         };
         LanguageServiceShimObject.prototype.getDocumentHighlights = function (fileName, position, filesToSearch) {
             var _this = this;
-            return this.forwardJSONCall("getDocumentHighlights('" + fileName + "', " + position + ")", function () {
+            return this.forwardJSONCall("getDocumentHighlights('".concat(fileName, "', ").concat(position, ")"), function () {
                 var results = _this.languageService.getDocumentHighlights(fileName, position, JSON.parse(filesToSearch));
                 // workaround for VS document highlighting issue - keep only items from the initial file
                 var normalizedName = ts.toFileNameLowerCase(ts.normalizeSlashes(fileName));
@@ -162784,108 +162803,108 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getCompletionsAtPosition = function (fileName, position, preferences) {
             var _this = this;
-            return this.forwardJSONCall("getCompletionsAtPosition('" + fileName + "', " + position + ", " + preferences + ")", function () { return _this.languageService.getCompletionsAtPosition(fileName, position, preferences); });
+            return this.forwardJSONCall("getCompletionsAtPosition('".concat(fileName, "', ").concat(position, ", ").concat(preferences, ")"), function () { return _this.languageService.getCompletionsAtPosition(fileName, position, preferences); });
         };
         /** Get a string based representation of a completion list entry details */
         LanguageServiceShimObject.prototype.getCompletionEntryDetails = function (fileName, position, entryName, formatOptions, source, preferences, data) {
             var _this = this;
-            return this.forwardJSONCall("getCompletionEntryDetails('" + fileName + "', " + position + ", '" + entryName + "')", function () {
+            return this.forwardJSONCall("getCompletionEntryDetails('".concat(fileName, "', ").concat(position, ", '").concat(entryName, "')"), function () {
                 var localOptions = formatOptions === undefined ? undefined : JSON.parse(formatOptions);
                 return _this.languageService.getCompletionEntryDetails(fileName, position, entryName, localOptions, source, preferences, data);
             });
         };
         LanguageServiceShimObject.prototype.getFormattingEditsForRange = function (fileName, start, end, options /*Services.FormatCodeOptions*/) {
             var _this = this;
-            return this.forwardJSONCall("getFormattingEditsForRange('" + fileName + "', " + start + ", " + end + ")", function () {
+            return this.forwardJSONCall("getFormattingEditsForRange('".concat(fileName, "', ").concat(start, ", ").concat(end, ")"), function () {
                 var localOptions = JSON.parse(options);
                 return _this.languageService.getFormattingEditsForRange(fileName, start, end, localOptions);
             });
         };
         LanguageServiceShimObject.prototype.getFormattingEditsForDocument = function (fileName, options /*Services.FormatCodeOptions*/) {
             var _this = this;
-            return this.forwardJSONCall("getFormattingEditsForDocument('" + fileName + "')", function () {
+            return this.forwardJSONCall("getFormattingEditsForDocument('".concat(fileName, "')"), function () {
                 var localOptions = JSON.parse(options);
                 return _this.languageService.getFormattingEditsForDocument(fileName, localOptions);
             });
         };
         LanguageServiceShimObject.prototype.getFormattingEditsAfterKeystroke = function (fileName, position, key, options /*Services.FormatCodeOptions*/) {
             var _this = this;
-            return this.forwardJSONCall("getFormattingEditsAfterKeystroke('" + fileName + "', " + position + ", '" + key + "')", function () {
+            return this.forwardJSONCall("getFormattingEditsAfterKeystroke('".concat(fileName, "', ").concat(position, ", '").concat(key, "')"), function () {
                 var localOptions = JSON.parse(options);
                 return _this.languageService.getFormattingEditsAfterKeystroke(fileName, position, key, localOptions);
             });
         };
         LanguageServiceShimObject.prototype.getDocCommentTemplateAtPosition = function (fileName, position, options) {
             var _this = this;
-            return this.forwardJSONCall("getDocCommentTemplateAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getDocCommentTemplateAtPosition(fileName, position, options); });
+            return this.forwardJSONCall("getDocCommentTemplateAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getDocCommentTemplateAtPosition(fileName, position, options); });
         };
         /// NAVIGATE TO
         /** Return a list of symbols that are interesting to navigate to */
         LanguageServiceShimObject.prototype.getNavigateToItems = function (searchValue, maxResultCount, fileName) {
             var _this = this;
-            return this.forwardJSONCall("getNavigateToItems('" + searchValue + "', " + maxResultCount + ", " + fileName + ")", function () { return _this.languageService.getNavigateToItems(searchValue, maxResultCount, fileName); });
+            return this.forwardJSONCall("getNavigateToItems('".concat(searchValue, "', ").concat(maxResultCount, ", ").concat(fileName, ")"), function () { return _this.languageService.getNavigateToItems(searchValue, maxResultCount, fileName); });
         };
         LanguageServiceShimObject.prototype.getNavigationBarItems = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getNavigationBarItems('" + fileName + "')", function () { return _this.languageService.getNavigationBarItems(fileName); });
+            return this.forwardJSONCall("getNavigationBarItems('".concat(fileName, "')"), function () { return _this.languageService.getNavigationBarItems(fileName); });
         };
         LanguageServiceShimObject.prototype.getNavigationTree = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getNavigationTree('" + fileName + "')", function () { return _this.languageService.getNavigationTree(fileName); });
+            return this.forwardJSONCall("getNavigationTree('".concat(fileName, "')"), function () { return _this.languageService.getNavigationTree(fileName); });
         };
         LanguageServiceShimObject.prototype.getOutliningSpans = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getOutliningSpans('" + fileName + "')", function () { return _this.languageService.getOutliningSpans(fileName); });
+            return this.forwardJSONCall("getOutliningSpans('".concat(fileName, "')"), function () { return _this.languageService.getOutliningSpans(fileName); });
         };
         LanguageServiceShimObject.prototype.getTodoComments = function (fileName, descriptors) {
             var _this = this;
-            return this.forwardJSONCall("getTodoComments('" + fileName + "')", function () { return _this.languageService.getTodoComments(fileName, JSON.parse(descriptors)); });
+            return this.forwardJSONCall("getTodoComments('".concat(fileName, "')"), function () { return _this.languageService.getTodoComments(fileName, JSON.parse(descriptors)); });
         };
         /// CALL HIERARCHY
         LanguageServiceShimObject.prototype.prepareCallHierarchy = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("prepareCallHierarchy('" + fileName + "', " + position + ")", function () { return _this.languageService.prepareCallHierarchy(fileName, position); });
+            return this.forwardJSONCall("prepareCallHierarchy('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.prepareCallHierarchy(fileName, position); });
         };
         LanguageServiceShimObject.prototype.provideCallHierarchyIncomingCalls = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("provideCallHierarchyIncomingCalls('" + fileName + "', " + position + ")", function () { return _this.languageService.provideCallHierarchyIncomingCalls(fileName, position); });
+            return this.forwardJSONCall("provideCallHierarchyIncomingCalls('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.provideCallHierarchyIncomingCalls(fileName, position); });
         };
         LanguageServiceShimObject.prototype.provideCallHierarchyOutgoingCalls = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("provideCallHierarchyOutgoingCalls('" + fileName + "', " + position + ")", function () { return _this.languageService.provideCallHierarchyOutgoingCalls(fileName, position); });
+            return this.forwardJSONCall("provideCallHierarchyOutgoingCalls('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.provideCallHierarchyOutgoingCalls(fileName, position); });
         };
         LanguageServiceShimObject.prototype.provideInlayHints = function (fileName, span, preference) {
             var _this = this;
-            return this.forwardJSONCall("provideInlayHints('" + fileName + "', '" + JSON.stringify(span) + "', " + JSON.stringify(preference) + ")", function () { return _this.languageService.provideInlayHints(fileName, span, preference); });
+            return this.forwardJSONCall("provideInlayHints('".concat(fileName, "', '").concat(JSON.stringify(span), "', ").concat(JSON.stringify(preference), ")"), function () { return _this.languageService.provideInlayHints(fileName, span, preference); });
         };
         /// Emit
         LanguageServiceShimObject.prototype.getEmitOutput = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getEmitOutput('" + fileName + "')", function () {
+            return this.forwardJSONCall("getEmitOutput('".concat(fileName, "')"), function () {
                 var _a = _this.languageService.getEmitOutput(fileName), diagnostics = _a.diagnostics, rest = __rest(_a, ["diagnostics"]);
                 return __assign(__assign({}, rest), { diagnostics: _this.realizeDiagnostics(diagnostics) });
             });
         };
         LanguageServiceShimObject.prototype.getEmitOutputObject = function (fileName) {
             var _this = this;
-            return forwardCall(this.logger, "getEmitOutput('" + fileName + "')", 
+            return forwardCall(this.logger, "getEmitOutput('".concat(fileName, "')"), 
             /*returnJson*/ false, function () { return _this.languageService.getEmitOutput(fileName); }, this.logPerformance);
         };
         LanguageServiceShimObject.prototype.toggleLineComment = function (fileName, textRange) {
             var _this = this;
-            return this.forwardJSONCall("toggleLineComment('" + fileName + "', '" + JSON.stringify(textRange) + "')", function () { return _this.languageService.toggleLineComment(fileName, textRange); });
+            return this.forwardJSONCall("toggleLineComment('".concat(fileName, "', '").concat(JSON.stringify(textRange), "')"), function () { return _this.languageService.toggleLineComment(fileName, textRange); });
         };
         LanguageServiceShimObject.prototype.toggleMultilineComment = function (fileName, textRange) {
             var _this = this;
-            return this.forwardJSONCall("toggleMultilineComment('" + fileName + "', '" + JSON.stringify(textRange) + "')", function () { return _this.languageService.toggleMultilineComment(fileName, textRange); });
+            return this.forwardJSONCall("toggleMultilineComment('".concat(fileName, "', '").concat(JSON.stringify(textRange), "')"), function () { return _this.languageService.toggleMultilineComment(fileName, textRange); });
         };
         LanguageServiceShimObject.prototype.commentSelection = function (fileName, textRange) {
             var _this = this;
-            return this.forwardJSONCall("commentSelection('" + fileName + "', '" + JSON.stringify(textRange) + "')", function () { return _this.languageService.commentSelection(fileName, textRange); });
+            return this.forwardJSONCall("commentSelection('".concat(fileName, "', '").concat(JSON.stringify(textRange), "')"), function () { return _this.languageService.commentSelection(fileName, textRange); });
         };
         LanguageServiceShimObject.prototype.uncommentSelection = function (fileName, textRange) {
             var _this = this;
-            return this.forwardJSONCall("uncommentSelection('" + fileName + "', '" + JSON.stringify(textRange) + "')", function () { return _this.languageService.uncommentSelection(fileName, textRange); });
+            return this.forwardJSONCall("uncommentSelection('".concat(fileName, "', '").concat(JSON.stringify(textRange), "')"), function () { return _this.languageService.uncommentSelection(fileName, textRange); });
         };
         return LanguageServiceShimObject;
     }(ShimBase));
@@ -162935,7 +162954,7 @@ var ts;
         };
         CoreServicesShimObject.prototype.resolveModuleName = function (fileName, moduleName, compilerOptionsJson) {
             var _this = this;
-            return this.forwardJSONCall("resolveModuleName('" + fileName + "')", function () {
+            return this.forwardJSONCall("resolveModuleName('".concat(fileName, "')"), function () {
                 var compilerOptions = JSON.parse(compilerOptionsJson);
                 var result = ts.resolveModuleName(moduleName, ts.normalizeSlashes(fileName), compilerOptions, _this.host);
                 var resolvedFileName = result.resolvedModule ? result.resolvedModule.resolvedFileName : undefined;
@@ -162950,7 +162969,7 @@ var ts;
         };
         CoreServicesShimObject.prototype.resolveTypeReferenceDirective = function (fileName, typeReferenceDirective, compilerOptionsJson) {
             var _this = this;
-            return this.forwardJSONCall("resolveTypeReferenceDirective(" + fileName + ")", function () {
+            return this.forwardJSONCall("resolveTypeReferenceDirective(".concat(fileName, ")"), function () {
                 var compilerOptions = JSON.parse(compilerOptionsJson);
                 var result = ts.resolveTypeReferenceDirective(typeReferenceDirective, ts.normalizeSlashes(fileName), compilerOptions, _this.host);
                 return {
@@ -162962,7 +162981,7 @@ var ts;
         };
         CoreServicesShimObject.prototype.getPreProcessedFileInfo = function (fileName, sourceTextSnapshot) {
             var _this = this;
-            return this.forwardJSONCall("getPreProcessedFileInfo('" + fileName + "')", function () {
+            return this.forwardJSONCall("getPreProcessedFileInfo('".concat(fileName, "')"), function () {
                 // for now treat files as JavaScript
                 var result = ts.preProcessFile(ts.getSnapshotText(sourceTextSnapshot), /* readImportFiles */ true, /* detectJavaScriptImports */ true);
                 return {
@@ -162977,7 +162996,7 @@ var ts;
         };
         CoreServicesShimObject.prototype.getAutomaticTypeDirectiveNames = function (compilerOptionsJson) {
             var _this = this;
-            return this.forwardJSONCall("getAutomaticTypeDirectiveNames('" + compilerOptionsJson + "')", function () {
+            return this.forwardJSONCall("getAutomaticTypeDirectiveNames('".concat(compilerOptionsJson, "')"), function () {
                 var compilerOptions = JSON.parse(compilerOptionsJson);
                 return ts.getAutomaticTypeDirectiveNames(compilerOptions, _this.host);
             });
@@ -162999,7 +163018,7 @@ var ts;
         };
         CoreServicesShimObject.prototype.getTSConfigFileInfo = function (fileName, sourceTextSnapshot) {
             var _this = this;
-            return this.forwardJSONCall("getTSConfigFileInfo('" + fileName + "')", function () {
+            return this.forwardJSONCall("getTSConfigFileInfo('".concat(fileName, "')"), function () {
                 var result = ts.parseJsonText(fileName, ts.getSnapshotText(sourceTextSnapshot));
                 var normalizedFileName = ts.normalizeSlashes(fileName);
                 var configFile = ts.parseJsonSourceFileConfigFileContent(result, _this.host, ts.getDirectoryPath(normalizedFileName), /*existingOptions*/ {}, normalizedFileName);
@@ -163189,7 +163208,7 @@ var ts;
             }
             Errors.ThrowProjectLanguageServiceDisabled = ThrowProjectLanguageServiceDisabled;
             function ThrowProjectDoesNotContainDocument(fileName, project) {
-                throw new Error("Project '" + project.getProjectName() + "' does not contain document '" + fileName + "'");
+                throw new Error("Project '".concat(project.getProjectName(), "' does not contain document '").concat(fileName, "'"));
             }
             Errors.ThrowProjectDoesNotContainDocument = ThrowProjectDoesNotContainDocument;
         })(Errors = server.Errors || (server.Errors = {}));
@@ -163230,12 +163249,12 @@ var ts;
         }
         server.isInferredProjectName = isInferredProjectName;
         function makeInferredProjectName(counter) {
-            return "/dev/null/inferredProject" + counter + "*";
+            return "/dev/null/inferredProject".concat(counter, "*");
         }
         server.makeInferredProjectName = makeInferredProjectName;
         /*@internal*/
         function makeAutoImportProviderProjectName(counter) {
-            return "/dev/null/autoImportProviderProject" + counter + "*";
+            return "/dev/null/autoImportProviderProject".concat(counter, "*");
         }
         server.makeAutoImportProviderProjectName = makeAutoImportProviderProjectName;
         function createSortedArray() {
@@ -163270,7 +163289,7 @@ var ts;
                 // schedule new operation, pass arguments
                 this.pendingTimeouts.set(operationId, this.host.setTimeout(ThrottledOperations.run, delay, this, operationId, cb));
                 if (this.logger) {
-                    this.logger.info("Scheduled: " + operationId + (pendingTimeout ? ", Cancelled earlier one" : ""));
+                    this.logger.info("Scheduled: ".concat(operationId).concat(pendingTimeout ? ", Cancelled earlier one" : ""));
                 }
             };
             ThrottledOperations.prototype.cancel = function (operationId) {
@@ -163284,7 +163303,7 @@ var ts;
                 ts.perfLogger.logStartScheduledOperation(operationId);
                 self.pendingTimeouts.delete(operationId);
                 if (self.logger) {
-                    self.logger.info("Running: " + operationId);
+                    self.logger.info("Running: ".concat(operationId));
                 }
                 cb();
                 ts.perfLogger.logStopScheduledOperation();
@@ -163313,7 +163332,7 @@ var ts;
                 self.host.gc(); // TODO: GH#18217
                 if (log) {
                     var after = self.host.getMemoryUsage(); // TODO: GH#18217
-                    self.logger.perftrc("GC::before " + before + ", after " + after);
+                    self.logger.perftrc("GC::before ".concat(before, ", after ").concat(after));
                 }
                 ts.perfLogger.logStopScheduledOperation();
             };
@@ -163665,8 +163684,8 @@ var ts;
             }
             TextStorage.prototype.getVersion = function () {
                 return this.svc
-                    ? "SVC-" + this.version.svc + "-" + this.svc.getSnapshotVersion()
-                    : "Text-" + this.version.text;
+                    ? "SVC-".concat(this.version.svc, "-").concat(this.svc.getSnapshotVersion())
+                    : "Text-".concat(this.version.text);
             };
             TextStorage.prototype.hasScriptVersionCache_TestOnly = function () {
                 return this.svc !== undefined;
@@ -163809,7 +163828,7 @@ var ts;
                     if (fileSize > server.maxFileSize) {
                         ts.Debug.assert(!!this.info.containingProjects.length);
                         var service = this.info.containingProjects[0].projectService;
-                        service.logger.info("Skipped loading contents of large file " + fileName + " for info " + this.info.fileName + ": fileSize: " + fileSize);
+                        service.logger.info("Skipped loading contents of large file ".concat(fileName, " for info ").concat(this.info.fileName, ": fileSize: ").concat(fileSize));
                         this.info.containingProjects[0].projectService.sendLargeFileReferencedEvent(fileName, fileSize);
                         return { text: "", fileSize: fileSize };
                     }
@@ -164185,14 +164204,14 @@ var ts;
             return project;
         }
         function failIfInvalidPosition(position) {
-            ts.Debug.assert(typeof position === "number", "Expected position " + position + " to be a number.");
+            ts.Debug.assert(typeof position === "number", "Expected position ".concat(position, " to be a number."));
             ts.Debug.assert(position >= 0, "Expected position to be non-negative.");
         }
         function failIfInvalidLocation(location) {
-            ts.Debug.assert(typeof location.line === "number", "Expected line " + location.line + " to be a number.");
-            ts.Debug.assert(typeof location.offset === "number", "Expected offset " + location.offset + " to be a number.");
-            ts.Debug.assert(location.line > 0, "Expected line to be non-" + (location.line === 0 ? "zero" : "negative"));
-            ts.Debug.assert(location.offset > 0, "Expected offset to be non-" + (location.offset === 0 ? "zero" : "negative"));
+            ts.Debug.assert(typeof location.line === "number", "Expected line ".concat(location.line, " to be a number."));
+            ts.Debug.assert(typeof location.offset === "number", "Expected offset ".concat(location.offset, " to be a number."));
+            ts.Debug.assert(location.line > 0, "Expected line to be non-".concat(location.line === 0 ? "zero" : "negative"));
+            ts.Debug.assert(location.offset > 0, "Expected offset to be non-".concat(location.offset === 0 ? "zero" : "negative"));
         }
     })(server = ts.server || (ts.server = {}));
 })(ts || (ts = {}));
@@ -164504,11 +164523,11 @@ var ts;
             };
             Project.resolveModule = function (moduleName, initialDir, host, log, logErrors) {
                 var resolvedPath = ts.normalizeSlashes(host.resolvePath(ts.combinePaths(initialDir, "node_modules")));
-                log("Loading " + moduleName + " from " + initialDir + " (resolved to " + resolvedPath + ")");
+                log("Loading ".concat(moduleName, " from ").concat(initialDir, " (resolved to ").concat(resolvedPath, ")"));
                 var result = host.require(resolvedPath, moduleName); // TODO: GH#18217
                 if (result.error) {
                     var err = result.error.stack || result.error.message || JSON.stringify(result.error);
-                    (logErrors || log)("Failed to load module '" + moduleName + "' from " + resolvedPath + ": " + err);
+                    (logErrors || log)("Failed to load module '".concat(moduleName, "' from ").concat(resolvedPath, ": ").concat(err));
                     return undefined;
                 }
                 return result.module;
@@ -164656,12 +164675,12 @@ var ts;
             };
             /*@internal*/
             Project.prototype.clearInvalidateResolutionOfFailedLookupTimer = function () {
-                return this.projectService.throttledOperations.cancel(this.getProjectName() + "FailedLookupInvalidation");
+                return this.projectService.throttledOperations.cancel("".concat(this.getProjectName(), "FailedLookupInvalidation"));
             };
             /*@internal*/
             Project.prototype.scheduleInvalidateResolutionsOfFailedLookupLocations = function () {
                 var _this = this;
-                this.projectService.throttledOperations.schedule(this.getProjectName() + "FailedLookupInvalidation", /*delay*/ 1000, function () {
+                this.projectService.throttledOperations.schedule("".concat(this.getProjectName(), "FailedLookupInvalidation"), /*delay*/ 1000, function () {
                     if (_this.resolutionCache.invalidateResolutionsOfFailedLookupLocations()) {
                         _this.projectService.delayUpdateProjectGraphAndEnsureProjectStructureForOpenFiles(_this);
                     }
@@ -164839,7 +164858,7 @@ var ts;
                         return plugin.module.getExternalFiles(_this);
                     }
                     catch (e) {
-                        _this.projectService.logger.info("A plugin threw an exception in getExternalFiles: " + e);
+                        _this.projectService.logger.info("A plugin threw an exception in getExternalFiles: ".concat(e));
                         if (e.stack) {
                             _this.projectService.logger.info(e.stack);
                         }
@@ -164942,7 +164961,7 @@ var ts;
                 }
                 return ts.map(this.program.getSourceFiles(), function (sourceFile) {
                     var scriptInfo = _this.projectService.getScriptInfoForPath(sourceFile.resolvedPath);
-                    ts.Debug.assert(!!scriptInfo, "getScriptInfo", function () { return "scriptInfo for a file '" + sourceFile.fileName + "' Path: '" + sourceFile.path + "' / '" + sourceFile.resolvedPath + "' is missing."; });
+                    ts.Debug.assert(!!scriptInfo, "getScriptInfo", function () { return "scriptInfo for a file '".concat(sourceFile.fileName, "' Path: '").concat(sourceFile.path, "' / '").concat(sourceFile.resolvedPath, "' is missing."); });
                     return scriptInfo;
                 });
             };
@@ -165185,7 +165204,7 @@ var ts;
                 var _this = this;
                 var oldProgram = this.program;
                 ts.Debug.assert(!this.isClosed(), "Called update graph worker of closed project");
-                this.writeLog("Starting updateGraphWorker: Project: " + this.getProjectName());
+                this.writeLog("Starting updateGraphWorker: Project: ".concat(this.getProjectName()));
                 var start = ts.timestamp();
                 this.hasInvalidatedResolution = this.resolutionCache.createHasInvalidatedResolution();
                 this.resolutionCache.startCachingPerDirectoryResolution();
@@ -165287,7 +165306,7 @@ var ts;
                 }, function (removed) { return _this.detachScriptInfoFromProject(removed); });
                 var elapsed = ts.timestamp() - start;
                 this.sendPerformanceEvent("UpdateGraph", elapsed);
-                this.writeLog("Finishing updateGraphWorker: Project: " + this.getProjectName() + " Version: " + this.getProjectVersion() + " structureChanged: " + hasNewProgram + (this.program ? " structureIsReused:: " + ts.StructureIsReused[this.program.structureIsReused] : "") + " Elapsed: " + elapsed + "ms");
+                this.writeLog("Finishing updateGraphWorker: Project: ".concat(this.getProjectName(), " Version: ").concat(this.getProjectVersion(), " structureChanged: ").concat(hasNewProgram).concat(this.program ? " structureIsReused:: ".concat(ts.StructureIsReused[this.program.structureIsReused]) : "", " Elapsed: ").concat(elapsed, "ms"));
                 if (this.hasAddedorRemovedFiles) {
                     this.print(/*writeProjectFileNames*/ true);
                 }
@@ -165347,7 +165366,7 @@ var ts;
                     var path = this.toPath(sourceFile);
                     if (this.generatedFilesMap) {
                         if (isGeneratedFileWatcher(this.generatedFilesMap)) {
-                            ts.Debug.fail(this.projectName + " Expected to not have --out watcher for generated file with options: " + JSON.stringify(this.compilerOptions));
+                            ts.Debug.fail("".concat(this.projectName, " Expected to not have --out watcher for generated file with options: ").concat(JSON.stringify(this.compilerOptions)));
                             return;
                         }
                         if (this.generatedFilesMap.has(path))
@@ -165399,20 +165418,20 @@ var ts;
                 if (!this.program)
                     return "\tFiles (0) NoProgram\n";
                 var sourceFiles = this.program.getSourceFiles();
-                var strBuilder = "\tFiles (" + sourceFiles.length + ")\n";
+                var strBuilder = "\tFiles (".concat(sourceFiles.length, ")\n");
                 if (writeProjectFileNames) {
                     for (var _i = 0, sourceFiles_1 = sourceFiles; _i < sourceFiles_1.length; _i++) {
                         var file = sourceFiles_1[_i];
-                        strBuilder += "\t" + file.fileName + "\n";
+                        strBuilder += "\t".concat(file.fileName, "\n");
                     }
                     strBuilder += "\n\n";
-                    ts.explainFiles(this.program, function (s) { return strBuilder += "\t" + s + "\n"; });
+                    ts.explainFiles(this.program, function (s) { return strBuilder += "\t".concat(s, "\n"); });
                 }
                 return strBuilder;
             };
             /*@internal*/
             Project.prototype.print = function (writeProjectFileNames) {
-                this.writeLog("Project '" + this.projectName + "' (" + ProjectKind[this.projectKind] + ")");
+                this.writeLog("Project '".concat(this.projectName, "' (").concat(ProjectKind[this.projectKind], ")"));
                 this.writeLog(this.filesToString(writeProjectFileNames && this.projectService.logger.hasLevel(server.LogLevel.verbose)));
                 this.writeLog("-----------------------------------------------");
                 if (this.autoImportProviderHost) {
@@ -165574,7 +165593,7 @@ var ts;
                         if (options.plugins && options.plugins.some(function (p) { return p.name === globalPluginName; }))
                             return "continue";
                         // Provide global: true so plugins can detect why they can't find their config
-                        this_1.projectService.logger.info("Loading global plugin " + globalPluginName);
+                        this_1.projectService.logger.info("Loading global plugin ".concat(globalPluginName));
                         this_1.enablePlugin({ name: globalPluginName, global: true }, searchPaths, pluginConfigOverrides);
                     };
                     var this_1 = this;
@@ -165587,9 +165606,9 @@ var ts;
             };
             Project.prototype.enablePlugin = function (pluginConfigEntry, searchPaths, pluginConfigOverrides) {
                 var _this = this;
-                this.projectService.logger.info("Enabling plugin " + pluginConfigEntry.name + " from candidate paths: " + searchPaths.join(","));
+                this.projectService.logger.info("Enabling plugin ".concat(pluginConfigEntry.name, " from candidate paths: ").concat(searchPaths.join(",")));
                 if (!pluginConfigEntry.name || ts.parsePackageName(pluginConfigEntry.name).rest) {
-                    this.projectService.logger.info("Skipped loading plugin " + (pluginConfigEntry.name || JSON.stringify(pluginConfigEntry)) + " because only package name is allowed plugin name");
+                    this.projectService.logger.info("Skipped loading plugin ".concat(pluginConfigEntry.name || JSON.stringify(pluginConfigEntry), " because only package name is allowed plugin name"));
                     return;
                 }
                 var log = function (message) { return _this.projectService.logger.info(message); };
@@ -165612,13 +165631,13 @@ var ts;
                 }
                 else {
                     ts.forEach(errorLogs, log);
-                    this.projectService.logger.info("Couldn't find " + pluginConfigEntry.name);
+                    this.projectService.logger.info("Couldn't find ".concat(pluginConfigEntry.name));
                 }
             };
             Project.prototype.enableProxy = function (pluginModuleFactory, configEntry) {
                 try {
                     if (typeof pluginModuleFactory !== "function") {
-                        this.projectService.logger.info("Skipped loading plugin " + configEntry.name + " because it did not expose a proper factory function");
+                        this.projectService.logger.info("Skipped loading plugin ".concat(configEntry.name, " because it did not expose a proper factory function"));
                         return;
                     }
                     var info = {
@@ -165635,7 +165654,7 @@ var ts;
                         var k = _a[_i];
                         // eslint-disable-next-line no-in-operator
                         if (!(k in newLS)) {
-                            this.projectService.logger.info("Plugin activation warning: Missing proxied method " + k + " in created LS. Patching.");
+                            this.projectService.logger.info("Plugin activation warning: Missing proxied method ".concat(k, " in created LS. Patching."));
                             newLS[k] = this.languageService[k];
                         }
                     }
@@ -165644,7 +165663,7 @@ var ts;
                     this.plugins.push({ name: configEntry.name, module: pluginModule });
                 }
                 catch (e) {
-                    this.projectService.logger.info("Plugin activation failed: " + e);
+                    this.projectService.logger.info("Plugin activation failed: ".concat(e));
                 }
             };
             /*@internal*/
@@ -166159,7 +166178,7 @@ var ts;
                 var searchPaths = __spreadArray([ts.combinePaths(this.projectService.getExecutingFilePath(), "../../..")], this.projectService.pluginProbeLocations, true);
                 if (this.projectService.allowLocalPluginLoads) {
                     var local = ts.getDirectoryPath(this.canonicalConfigFilePath);
-                    this.projectService.logger.info("Local plugin loading enabled; adding " + local + " to search paths");
+                    this.projectService.logger.info("Local plugin loading enabled; adding ".concat(local, " to search paths"));
                     searchPaths.unshift(local);
                 }
                 // Enable tsconfig-specified plugins
@@ -166585,7 +166604,7 @@ var ts;
             return forEachAnyProjectReferenceKind(project, function (resolvedRef) { return callbackRefProject(project, cb, resolvedRef.sourceFile.path); }, function (projectRef) { return callbackRefProject(project, cb, project.toPath(ts.resolveProjectReferencePath(projectRef))); }, function (potentialProjectRef) { return callbackRefProject(project, cb, potentialProjectRef); });
         }
         function getDetailWatchInfo(watchType, project) {
-            return (ts.isString(project) ? "Config: " + project + " " : project ? "Project: " + project.getProjectName() + " " : "") + "WatchType: " + watchType;
+            return "".concat(ts.isString(project) ? "Config: ".concat(project, " ") : project ? "Project: ".concat(project.getProjectName(), " ") : "", "WatchType: ").concat(watchType);
         }
         function isScriptInfoWatchedFromNodeModules(info) {
             return !info.isScriptOpen() && info.mTime !== undefined;
@@ -166790,7 +166809,7 @@ var ts;
                 try {
                     var fileContent = this.host.readFile(this.typesMapLocation); // TODO: GH#18217
                     if (fileContent === undefined) {
-                        this.logger.info("Provided types map file \"" + this.typesMapLocation + "\" doesn't exist");
+                        this.logger.info("Provided types map file \"".concat(this.typesMapLocation, "\" doesn't exist"));
                         return;
                     }
                     var raw = JSON.parse(fileContent);
@@ -166808,7 +166827,7 @@ var ts;
                     }
                 }
                 catch (e) {
-                    this.logger.info("Error loading types map: " + e);
+                    this.logger.info("Error loading types map: ".concat(e));
                     this.safelist = defaultTypeSafeList;
                     this.legacySafelist.clear();
                 }
@@ -167130,7 +167149,7 @@ var ts;
                     var fsResult = config.cachedDirectoryStructureHost.addOrDeleteFileOrDirectory(fileOrDirectory, fileOrDirectoryPath);
                     if (ts.getBaseFileName(fileOrDirectoryPath) === "package.json" && !ts.isInsideNodeModules(fileOrDirectoryPath) &&
                         (fsResult && fsResult.fileExists || !fsResult && _this.host.fileExists(fileOrDirectoryPath))) {
-                        _this.logger.info("Config: " + configFileName + " Detected new package.json: " + fileOrDirectory);
+                        _this.logger.info("Config: ".concat(configFileName, " Detected new package.json: ").concat(fileOrDirectory));
                         _this.onAddPackageJson(fileOrDirectoryPath);
                     }
                     var configuredProjectForConfig = _this.findConfiguredProjectByProjectName(configFileName);
@@ -167253,13 +167272,13 @@ var ts;
                 project.print(/*writeProjectFileNames*/ true);
                 project.close();
                 if (ts.Debug.shouldAssert(1 /* Normal */)) {
-                    this.filenameToScriptInfo.forEach(function (info) { return ts.Debug.assert(!info.isAttached(project), "Found script Info still attached to project", function () { return project.projectName + ": ScriptInfos still attached: " + JSON.stringify(ts.arrayFrom(ts.mapDefinedIterator(_this.filenameToScriptInfo.values(), function (info) { return info.isAttached(project) ?
+                    this.filenameToScriptInfo.forEach(function (info) { return ts.Debug.assert(!info.isAttached(project), "Found script Info still attached to project", function () { return "".concat(project.projectName, ": ScriptInfos still attached: ").concat(JSON.stringify(ts.arrayFrom(ts.mapDefinedIterator(_this.filenameToScriptInfo.values(), function (info) { return info.isAttached(project) ?
                         {
                             fileName: info.fileName,
                             projects: info.containingProjects.map(function (p) { return p.projectName; }),
                             hasMixedContent: info.hasMixedContent
                         } : undefined; })), 
-                    /*replacer*/ undefined, " "); }); });
+                    /*replacer*/ undefined, " ")); }); });
                 }
                 // Remove the project from pending project updates
                 this.pendingProjectUpdates.delete(project.getProjectName());
@@ -167660,15 +167679,15 @@ var ts;
                     if (result !== undefined)
                         return result || undefined;
                 }
-                this.logger.info("Search path: " + ts.getDirectoryPath(info.fileName));
+                this.logger.info("Search path: ".concat(ts.getDirectoryPath(info.fileName)));
                 var configFileName = this.forEachConfigFileLocation(info, function (canonicalConfigFilePath, configFileName) {
                     return _this.configFileExists(configFileName, canonicalConfigFilePath, info);
                 });
                 if (configFileName) {
-                    this.logger.info("For info: " + info.fileName + " :: Config file name: " + configFileName);
+                    this.logger.info("For info: ".concat(info.fileName, " :: Config file name: ").concat(configFileName));
                 }
                 else {
-                    this.logger.info("For info: " + info.fileName + " :: No config files found.");
+                    this.logger.info("For info: ".concat(info.fileName, " :: No config files found."));
                 }
                 if (isOpenScriptInfo(info)) {
                     this.configFileForOpenFiles.set(info.path, configFileName || false);
@@ -167687,8 +167706,8 @@ var ts;
                 this.logger.info("Open files: ");
                 this.openFiles.forEach(function (projectRootPath, path) {
                     var info = _this.getScriptInfoForPath(path);
-                    _this.logger.info("\tFileName: " + info.fileName + " ProjectRootPath: " + projectRootPath);
-                    _this.logger.info("\t\tProjects: " + info.containingProjects.map(function (p) { return p.getProjectName(); }));
+                    _this.logger.info("\tFileName: ".concat(info.fileName, " ProjectRootPath: ").concat(projectRootPath));
+                    _this.logger.info("\t\tProjects: ".concat(info.containingProjects.map(function (p) { return p.getProjectName(); })));
                 });
                 this.logger.endGroup();
             };
@@ -167727,7 +167746,7 @@ var ts;
                             .map(function (name) { return ({ name: name, size: _this.host.getFileSize(name) }); })
                             .sort(function (a, b) { return b.size - a.size; })
                             .slice(0, 5);
-                        this.logger.info("Non TS file size exceeded limit (" + totalNonTsFileSize + "). Largest files: " + top5LargestFiles.map(function (file) { return file.name + ":" + file.size; }).join(", "));
+                        this.logger.info("Non TS file size exceeded limit (".concat(totalNonTsFileSize, "). Largest files: ").concat(top5LargestFiles.map(function (file) { return "".concat(file.name, ":").concat(file.size); }).join(", ")));
                         // Keep the size as zero since it's disabled
                         return fileName;
                     }
@@ -167796,7 +167815,7 @@ var ts;
             };
             /* @internal */
             ProjectService.prototype.createConfiguredProject = function (configFileName) {
-                this.logger.info("Creating configuration project " + configFileName);
+                this.logger.info("Creating configuration project ".concat(configFileName));
                 var canonicalConfigFilePath = server.asNormalizedPath(this.toCanonicalFileName(configFileName));
                 var configFileExistenceInfo = this.configFileExistenceInfoCache.get(canonicalConfigFilePath);
                 // We could be in this scenario if project is the configured project tracked by external project
@@ -167907,12 +167926,12 @@ var ts;
                 if (parsedCommandLine.errors.length) {
                     configFileErrors.push.apply(configFileErrors, parsedCommandLine.errors);
                 }
-                this.logger.info("Config: " + configFilename + " : " + JSON.stringify({
+                this.logger.info("Config: ".concat(configFilename, " : ").concat(JSON.stringify({
                     rootNames: parsedCommandLine.fileNames,
                     options: parsedCommandLine.options,
                     watchOptions: parsedCommandLine.watchOptions,
                     projectReferences: parsedCommandLine.projectReferences
-                }, /*replacer*/ undefined, " "));
+                }, /*replacer*/ undefined, " ")));
                 var oldCommandLine = (_b = configFileExistenceInfo.config) === null || _b === void 0 ? void 0 : _b.parsedCommandLine;
                 if (!configFileExistenceInfo.config) {
                     configFileExistenceInfo.config = { parsedCommandLine: parsedCommandLine, cachedDirectoryStructureHost: cachedDirectoryStructureHost, projects: new ts.Map() };
@@ -167942,7 +167961,7 @@ var ts;
                     // Update projects
                     var ensureProjectsForOpenFiles = false;
                     (_a = _this.sharedExtendedConfigFileWatchers.get(extendedConfigFilePath)) === null || _a === void 0 ? void 0 : _a.projects.forEach(function (canonicalPath) {
-                        ensureProjectsForOpenFiles = _this.delayUpdateProjectsFromParsedConfigOnConfigFileChange(canonicalPath, "Change in extended config file " + extendedConfigFileName + " detected") || ensureProjectsForOpenFiles;
+                        ensureProjectsForOpenFiles = _this.delayUpdateProjectsFromParsedConfigOnConfigFileChange(canonicalPath, "Change in extended config file ".concat(extendedConfigFileName, " detected")) || ensureProjectsForOpenFiles;
                     });
                     if (ensureProjectsForOpenFiles)
                         _this.delayEnsureProjectForOpenFiles();
@@ -168098,7 +168117,7 @@ var ts;
                 // Clear the cache since we are reloading the project from disk
                 host.clearCache();
                 var configFileName = project.getConfigFilePath();
-                this.logger.info((isInitialLoad ? "Loading" : "Reloading") + " configured project " + configFileName);
+                this.logger.info("".concat(isInitialLoad ? "Loading" : "Reloading", " configured project ").concat(configFileName));
                 // Load project from the disk
                 this.loadConfiguredProject(project, reason);
                 project.updateGraph();
@@ -168237,7 +168256,7 @@ var ts;
                     var path = _a[0], scriptInfo = _a[1];
                     return ({ path: path, fileName: scriptInfo.fileName });
                 });
-                this.logger.msg("Could not find file " + JSON.stringify(fileName) + ".\nAll files are: " + JSON.stringify(names), server.Msg.Err);
+                this.logger.msg("Could not find file ".concat(JSON.stringify(fileName), ".\nAll files are: ").concat(JSON.stringify(names)), server.Msg.Err);
             };
             /**
              * Returns the projects that contain script info through SymLink
@@ -168421,9 +168440,9 @@ var ts;
                 var info = this.getScriptInfoForPath(path);
                 if (!info) {
                     var isDynamic = server.isDynamicFileName(fileName);
-                    ts.Debug.assert(ts.isRootedDiskPath(fileName) || isDynamic || openedByClient, "", function () { return JSON.stringify({ fileName: fileName, currentDirectory: currentDirectory, hostCurrentDirectory: _this.currentDirectory, openKeys: ts.arrayFrom(_this.openFilesWithNonRootedDiskPath.keys()) }) + "\nScript info with non-dynamic relative file name can only be open script info or in context of host currentDirectory"; });
-                    ts.Debug.assert(!ts.isRootedDiskPath(fileName) || this.currentDirectory === currentDirectory || !this.openFilesWithNonRootedDiskPath.has(this.toCanonicalFileName(fileName)), "", function () { return JSON.stringify({ fileName: fileName, currentDirectory: currentDirectory, hostCurrentDirectory: _this.currentDirectory, openKeys: ts.arrayFrom(_this.openFilesWithNonRootedDiskPath.keys()) }) + "\nOpen script files with non rooted disk path opened with current directory context cannot have same canonical names"; });
-                    ts.Debug.assert(!isDynamic || this.currentDirectory === currentDirectory || this.useInferredProjectPerProjectRoot, "", function () { return JSON.stringify({ fileName: fileName, currentDirectory: currentDirectory, hostCurrentDirectory: _this.currentDirectory, openKeys: ts.arrayFrom(_this.openFilesWithNonRootedDiskPath.keys()) }) + "\nDynamic files must always be opened with service's current directory or service should support inferred project per projectRootPath."; });
+                    ts.Debug.assert(ts.isRootedDiskPath(fileName) || isDynamic || openedByClient, "", function () { return "".concat(JSON.stringify({ fileName: fileName, currentDirectory: currentDirectory, hostCurrentDirectory: _this.currentDirectory, openKeys: ts.arrayFrom(_this.openFilesWithNonRootedDiskPath.keys()) }), "\nScript info with non-dynamic relative file name can only be open script info or in context of host currentDirectory"); });
+                    ts.Debug.assert(!ts.isRootedDiskPath(fileName) || this.currentDirectory === currentDirectory || !this.openFilesWithNonRootedDiskPath.has(this.toCanonicalFileName(fileName)), "", function () { return "".concat(JSON.stringify({ fileName: fileName, currentDirectory: currentDirectory, hostCurrentDirectory: _this.currentDirectory, openKeys: ts.arrayFrom(_this.openFilesWithNonRootedDiskPath.keys()) }), "\nOpen script files with non rooted disk path opened with current directory context cannot have same canonical names"); });
+                    ts.Debug.assert(!isDynamic || this.currentDirectory === currentDirectory || this.useInferredProjectPerProjectRoot, "", function () { return "".concat(JSON.stringify({ fileName: fileName, currentDirectory: currentDirectory, hostCurrentDirectory: _this.currentDirectory, openKeys: ts.arrayFrom(_this.openFilesWithNonRootedDiskPath.keys()) }), "\nDynamic files must always be opened with service's current directory or service should support inferred project per projectRootPath."); });
                     // If the file is not opened by client and the file doesnot exist on the disk, return
                     if (!openedByClient && !isDynamic && !(hostToQueryFileExistsOn || this.host).fileExists(fileName)) {
                         return;
@@ -168602,13 +168621,13 @@ var ts;
                     var info = this.getScriptInfoForNormalizedPath(server.toNormalizedPath(args.file));
                     if (info) {
                         info.setOptions(convertFormatOptions(args.formatOptions), args.preferences);
-                        this.logger.info("Host configuration update for file " + args.file);
+                        this.logger.info("Host configuration update for file ".concat(args.file));
                     }
                 }
                 else {
                     if (args.hostInfo !== undefined) {
                         this.hostConfiguration.hostInfo = args.hostInfo;
-                        this.logger.info("Host information " + args.hostInfo);
+                        this.logger.info("Host information ".concat(args.hostInfo));
                     }
                     if (args.formatOptions) {
                         this.hostConfiguration.formatCodeOptions = __assign(__assign({}, this.hostConfiguration.formatCodeOptions), convertFormatOptions(args.formatOptions));
@@ -168640,7 +168659,7 @@ var ts;
                     }
                     if (args.watchOptions) {
                         this.hostConfiguration.watchOptions = (_a = convertWatchOptions(args.watchOptions)) === null || _a === void 0 ? void 0 : _a.watchOptions;
-                        this.logger.info("Host watch options changed to " + JSON.stringify(this.hostConfiguration.watchOptions) + ", it will be take effect for next watches.");
+                        this.logger.info("Host watch options changed to ".concat(JSON.stringify(this.hostConfiguration.watchOptions), ", it will be take effect for next watches."));
                     }
                 }
             };
@@ -168852,7 +168871,7 @@ var ts;
                             ? originalLocation
                             : location;
                     }
-                    configuredProject = this.createAndLoadConfiguredProject(configFileName, "Creating project for original file: " + originalFileInfo.fileName + (location !== originalLocation ? " for location: " + location.fileName : ""));
+                    configuredProject = this.createAndLoadConfiguredProject(configFileName, "Creating project for original file: ".concat(originalFileInfo.fileName).concat(location !== originalLocation ? " for location: " + location.fileName : ""));
                 }
                 updateProjectIfDirty(configuredProject);
                 var projectContainsOriginalInfo = function (project) {
@@ -168864,7 +168883,7 @@ var ts;
                     configuredProject = forEachResolvedProjectReferenceProject(configuredProject, fileName, function (child) {
                         updateProjectIfDirty(child);
                         return projectContainsOriginalInfo(child) ? child : undefined;
-                    }, ProjectReferenceProjectLoadKind.FindCreateLoad, "Creating project referenced in solution " + configuredProject.projectName + " to find possible configured project for original file: " + originalFileInfo.fileName + (location !== originalLocation ? " for location: " + location.fileName : ""));
+                    }, ProjectReferenceProjectLoadKind.FindCreateLoad, "Creating project referenced in solution ".concat(configuredProject.projectName, " to find possible configured project for original file: ").concat(originalFileInfo.fileName).concat(location !== originalLocation ? " for location: " + location.fileName : ""));
                     if (!configuredProject)
                         return undefined;
                     if (configuredProject === project)
@@ -168918,7 +168937,7 @@ var ts;
                     if (configFileName) {
                         project = this.findConfiguredProjectByProjectName(configFileName);
                         if (!project) {
-                            project = this.createLoadAndUpdateConfiguredProject(configFileName, "Creating possible configured project for " + info.fileName + " to open");
+                            project = this.createLoadAndUpdateConfiguredProject(configFileName, "Creating possible configured project for ".concat(info.fileName, " to open"));
                             defaultConfigProjectIsCreated = true;
                         }
                         else {
@@ -168948,7 +168967,7 @@ var ts;
                                 if (!projectForConfigFileDiag && child.containsScriptInfo(info)) {
                                     projectForConfigFileDiag = child;
                                 }
-                            }, ProjectReferenceProjectLoadKind.FindCreateLoad, "Creating project referenced in solution " + project.projectName + " to find possible configured project for " + info.fileName + " to open");
+                            }, ProjectReferenceProjectLoadKind.FindCreateLoad, "Creating project referenced in solution ".concat(project.projectName, " to find possible configured project for ").concat(info.fileName, " to open"));
                         }
                         // Send the event only if the project got created as part of this open request and info is part of the project
                         if (projectForConfigFileDiag) {
@@ -169010,7 +169029,7 @@ var ts;
                         return;
                     // find or delay load the project
                     var ancestor = this.findConfiguredProjectByProjectName(configFileName) ||
-                        this.createConfiguredProjectWithDelayLoad(configFileName, "Creating project possibly referencing default composite project " + project.getProjectName() + " of open file " + info.fileName);
+                        this.createConfiguredProjectWithDelayLoad(configFileName, "Creating project possibly referencing default composite project ".concat(project.getProjectName(), " of open file ").concat(info.fileName));
                     if (ancestor.isInitialLoadPending()) {
                         // Set a potential project reference
                         ancestor.setPotentialProjectReference(project.canonicalConfigFilePath);
@@ -169053,7 +169072,7 @@ var ts;
                     // Load this project,
                     var configFileName = server.toNormalizedPath(child.sourceFile.fileName);
                     var childProject = project.projectService.findConfiguredProjectByProjectName(configFileName) ||
-                        project.projectService.createAndLoadConfiguredProject(configFileName, "Creating project referenced by : " + project.projectName + " as it references project " + referencedProject.sourceFile.fileName);
+                        project.projectService.createAndLoadConfiguredProject(configFileName, "Creating project referenced by : ".concat(project.projectName, " as it references project ").concat(referencedProject.sourceFile.fileName));
                     updateProjectIfDirty(childProject);
                     // Ensure children for this project
                     this.ensureProjectChildren(childProject, forProjects, seenProjects);
@@ -169354,7 +169373,7 @@ var ts;
                     for (var _b = 0, normalizedNames_1 = normalizedNames; _b < normalizedNames_1.length; _b++) {
                         var root = normalizedNames_1[_b];
                         if (rule.match.test(root)) {
-                            this_2.logger.info("Excluding files based on rule " + name + " matching file '" + root + "'");
+                            this_2.logger.info("Excluding files based on rule ".concat(name, " matching file '").concat(root, "'"));
                             // If the file matches, collect its types packages and exclude rules
                             if (rule.types) {
                                 for (var _c = 0, _d = rule.types; _c < _d.length; _c++) {
@@ -169379,7 +169398,7 @@ var ts;
                                             if (typeof groupNumberOrString === "number") {
                                                 if (!ts.isString(groups[groupNumberOrString])) {
                                                     // Specification was wrong - exclude nothing!
-                                                    _this.logger.info("Incorrect RegExp specification in safelist rule " + name + " - not enough groups");
+                                                    _this.logger.info("Incorrect RegExp specification in safelist rule ".concat(name, " - not enough groups"));
                                                     // * can't appear in a filename; escape it because it's feeding into a RegExp
                                                     return "\\*";
                                                 }
@@ -169427,7 +169446,7 @@ var ts;
                                 var cleanedTypingName = ts.removeMinAndVersionNumbers(inferredTypingName);
                                 var typeName = this_3.legacySafelist.get(cleanedTypingName);
                                 if (typeName !== undefined) {
-                                    this_3.logger.info("Excluded '" + normalizedNames[i] + "' because it matched " + cleanedTypingName + " from the legacy safelist");
+                                    this_3.logger.info("Excluded '".concat(normalizedNames[i], "' because it matched ").concat(cleanedTypingName, " from the legacy safelist"));
                                     excludedFiles.push(normalizedNames[i]);
                                     // *exclude* it from the project...
                                     exclude = true;
@@ -169557,8 +169576,8 @@ var ts;
                         if (!project) {
                             // errors are stored in the project, do not need to update the graph
                             project = this.getHostPreferences().lazyConfiguredProjectsFromExternalProject ?
-                                this.createConfiguredProjectWithDelayLoad(tsconfigFile, "Creating configured project in external project: " + proj.projectFileName) :
-                                this.createLoadAndUpdateConfiguredProject(tsconfigFile, "Creating configured project in external project: " + proj.projectFileName);
+                                this.createConfiguredProjectWithDelayLoad(tsconfigFile, "Creating configured project in external project: ".concat(proj.projectFileName)) :
+                                this.createLoadAndUpdateConfiguredProject(tsconfigFile, "Creating configured project in external project: ".concat(proj.projectFileName));
                         }
                         if (project && !ts.contains(exisingConfigFiles, tsconfigFile)) {
                             // keep project alive even if no documents are opened - its lifetime is bound to the lifetime of containing external project
@@ -169796,7 +169815,7 @@ var ts;
                 return cache || (cache = new ts.Map());
             }
             function key(fromFileName, preferences) {
-                return fromFileName + "," + preferences.importModuleSpecifierEnding + "," + preferences.importModuleSpecifierPreference;
+                return "".concat(fromFileName, ",").concat(preferences.importModuleSpecifierEnding, ",").concat(preferences.importModuleSpecifierPreference);
             }
             function createInfo(modulePaths, moduleSpecifiers, isAutoImportable) {
                 return { modulePaths: modulePaths, moduleSpecifiers: moduleSpecifiers, isAutoImportable: isAutoImportable };
@@ -169955,10 +169974,10 @@ var ts;
             var verboseLogging = logger.hasLevel(server.LogLevel.verbose);
             var json = JSON.stringify(msg);
             if (verboseLogging) {
-                logger.info(msg.type + ":" + server.indent(json));
+                logger.info("".concat(msg.type, ":").concat(server.indent(json)));
             }
             var len = byteLength(json, "utf8");
-            return "Content-Length: " + (1 + len) + "\r\n\r\n" + json + newLine;
+            return "Content-Length: ".concat(1 + len, "\r\n\r\n").concat(json).concat(newLine);
         }
         server.formatMessage = formatMessage;
         /**
@@ -170023,7 +170042,7 @@ var ts;
                     }
                     else {
                         ts.tracing === null || ts.tracing === void 0 ? void 0 : ts.tracing.instant("session" /* Session */, "stepError", { seq: this.requestId, message: e.message });
-                        this.operationHost.logError(e, "delayed processing of request " + this.requestId);
+                        this.operationHost.logError(e, "delayed processing of request ".concat(this.requestId));
                     }
                 }
                 if (stop || !this.hasPendingWork()) {
@@ -170808,14 +170827,14 @@ var ts;
                     case ts.LanguageServiceMode.PartialSemantic:
                         invalidPartialSemanticModeCommands.forEach(function (commandName) {
                             return _this.handlers.set(commandName, function (request) {
-                                throw new Error("Request: " + request.command + " not allowed in LanguageServiceMode.PartialSemantic");
+                                throw new Error("Request: ".concat(request.command, " not allowed in LanguageServiceMode.PartialSemantic"));
                             });
                         });
                         break;
                     case ts.LanguageServiceMode.Syntactic:
                         invalidSyntacticModeCommands.forEach(function (commandName) {
                             return _this.handlers.set(commandName, function (request) {
-                                throw new Error("Request: " + request.command + " not allowed in LanguageServiceMode.Syntactic");
+                                throw new Error("Request: ".concat(request.command, " not allowed in LanguageServiceMode.Syntactic"));
                             });
                         });
                         break;
@@ -170890,7 +170909,7 @@ var ts;
             };
             Session.prototype.projectsUpdatedInBackgroundEvent = function (openFiles) {
                 var _this = this;
-                this.projectService.logger.info("got projects updated in background, updating diagnostics for " + openFiles);
+                this.projectService.logger.info("got projects updated in background, updating diagnostics for ".concat(openFiles));
                 if (openFiles.length) {
                     if (!this.suppressDiagnosticEvents && !this.noGetErrOnBackgroundUpdate) {
                         // For now only queue error checking for open files. We can change this to include non open files as well
@@ -170920,17 +170939,17 @@ var ts;
                             var scriptInfo = project.getScriptInfoForNormalizedPath(file);
                             if (scriptInfo) {
                                 var text = ts.getSnapshotText(scriptInfo.getSnapshot());
-                                msg += "\n\nFile text of " + fileRequest.file + ":" + server.indent(text) + "\n";
+                                msg += "\n\nFile text of ".concat(fileRequest.file, ":").concat(server.indent(text), "\n");
                             }
                         }
                         catch (_b) { } // eslint-disable-line no-empty
                     }
                     if (err.ProgramFiles) {
-                        msg += "\n\nProgram files: " + JSON.stringify(err.ProgramFiles) + "\n";
+                        msg += "\n\nProgram files: ".concat(JSON.stringify(err.ProgramFiles), "\n");
                         msg += "\n\nProjects::\n";
                         var counter_1 = 0;
                         var addProjectInfo = function (project) {
-                            msg += "\nProject '" + project.projectName + "' (" + server.ProjectKind[project.projectKind] + ") " + counter_1 + "\n";
+                            msg += "\nProject '".concat(project.projectName, "' (").concat(server.ProjectKind[project.projectKind], ") ").concat(counter_1, "\n");
                             msg += project.filesToString(/*writeProjectFileNames*/ true);
                             msg += "\n-----------------------------------------------\n";
                             counter_1++;
@@ -170945,12 +170964,12 @@ var ts;
             Session.prototype.send = function (msg) {
                 if (msg.type === "event" && !this.canUseEvents) {
                     if (this.logger.hasLevel(server.LogLevel.verbose)) {
-                        this.logger.info("Session does not support events: ignored event: " + JSON.stringify(msg));
+                        this.logger.info("Session does not support events: ignored event: ".concat(JSON.stringify(msg)));
                     }
                     return;
                 }
                 var msgText = formatMessage(msg, this.logger, this.byteLength, this.host.newLine);
-                ts.perfLogger.logEvent("Response message size: " + msgText.length);
+                ts.perfLogger.logEvent("Response message size: ".concat(msgText.length));
                 this.host.write(msgText);
             };
             Session.prototype.event = function (body, eventName) {
@@ -171088,7 +171107,7 @@ var ts;
                 if (!projects) {
                     return;
                 }
-                this.logger.info("cleaning " + caption);
+                this.logger.info("cleaning ".concat(caption));
                 for (var _i = 0, projects_4 = projects; _i < projects_4.length; _i++) {
                     var p = projects_4[_i];
                     p.getLanguageService(/*ensureSynchronized*/ false).cleanupSemanticCache();
@@ -171502,7 +171521,7 @@ var ts;
                 var refs = references.map(function (entry) { return referenceEntryToReferencesResponseItem(_this.projectService, entry); });
                 return {
                     refs: refs,
-                    symbolName: "\"" + args.file + "\""
+                    symbolName: "\"".concat(args.file, "\"")
                 };
             };
             /**
@@ -172046,7 +172065,7 @@ var ts;
                     });
                     var badCode = args.errorCodes.find(function (c) { return !existingDiagCodes_1.includes(c); });
                     if (badCode !== undefined) {
-                        e.message = "BADCLIENT: Bad error code, " + badCode + " not found in range " + startPosition + ".." + endPosition + " (found: " + existingDiagCodes_1.join(", ") + "); could have caused this error:\n" + e.message;
+                        e.message = "BADCLIENT: Bad error code, ".concat(badCode, " not found in range ").concat(startPosition, "..").concat(endPosition, " (found: ").concat(existingDiagCodes_1.join(", "), "); could have caused this error:\n").concat(e.message);
                     }
                     throw e;
                 }
@@ -172323,7 +172342,7 @@ var ts;
             };
             Session.prototype.addProtocolHandler = function (command, handler) {
                 if (this.handlers.has(command)) {
-                    throw new Error("Protocol handler already exists for command \"" + command + "\"");
+                    throw new Error("Protocol handler already exists for command \"".concat(command, "\""));
                 }
                 this.handlers.set(command, handler);
             };
@@ -172352,8 +172371,8 @@ var ts;
                     return this.executeWithRequestId(request.seq, function () { return handler(request); });
                 }
                 else {
-                    this.logger.msg("Unrecognized JSON command:" + server.stringifyIndented(request), server.Msg.Err);
-                    this.doOutput(/*info*/ undefined, server.CommandNames.Unknown, request.seq, /*success*/ false, "Unrecognized JSON command: " + request.command);
+                    this.logger.msg("Unrecognized JSON command:".concat(server.stringifyIndented(request)), server.Msg.Err);
+                    this.doOutput(/*info*/ undefined, server.CommandNames.Unknown, request.seq, /*success*/ false, "Unrecognized JSON command: ".concat(request.command));
                     return { responseRequired: false };
                 }
             };
@@ -172364,7 +172383,7 @@ var ts;
                 if (this.logger.hasLevel(server.LogLevel.requestTime)) {
                     start = this.hrtime();
                     if (this.logger.hasLevel(server.LogLevel.verbose)) {
-                        this.logger.info("request:" + server.indent(this.toStringMessage(message)));
+                        this.logger.info("request:".concat(server.indent(this.toStringMessage(message))));
                     }
                 }
                 var request;
@@ -172380,10 +172399,10 @@ var ts;
                     if (this.logger.hasLevel(server.LogLevel.requestTime)) {
                         var elapsedTime = hrTimeToMilliseconds(this.hrtime(start)).toFixed(4);
                         if (responseRequired) {
-                            this.logger.perftrc(request.seq + "::" + request.command + ": elapsed time (in milliseconds) " + elapsedTime);
+                            this.logger.perftrc("".concat(request.seq, "::").concat(request.command, ": elapsed time (in milliseconds) ").concat(elapsedTime));
                         }
                         else {
-                            this.logger.perftrc(request.seq + "::" + request.command + ": async elapsed time (in milliseconds) " + elapsedTime);
+                            this.logger.perftrc("".concat(request.seq, "::").concat(request.command, ": async elapsed time (in milliseconds) ").concat(elapsedTime));
                         }
                     }
                     // Note: Log before writing the response, else the editor can complete its activity before the server does
diff --git a/lib/typescript.js b/lib/typescript.js
index 6076298b6efed..6b649f9a34a6b 100644
--- a/lib/typescript.js
+++ b/lib/typescript.js
@@ -294,7 +294,7 @@ var ts;
     // The following is baselined as a literal template type without intervention
     /** The version of the TypeScript compiler release */
     // eslint-disable-next-line @typescript-eslint/no-inferrable-types
-    ts.version = "4.5.2";
+    ts.version = "4.5.3";
     /* @internal */
     var Comparison;
     (function (Comparison) {
@@ -335,7 +335,7 @@ var ts;
         var constructor = (_a = NativeCollections[nativeFactory]()) !== null && _a !== void 0 ? _a : ts.ShimCollections === null || ts.ShimCollections === void 0 ? void 0 : ts.ShimCollections[shimFactory](ts.getIterator);
         if (constructor)
             return constructor;
-        throw new Error("TypeScript requires an environment that provides a compatible native " + name + " implementation.");
+        throw new Error("TypeScript requires an environment that provides a compatible native ".concat(name, " implementation."));
     }
 })(ts || (ts = {}));
 /* @internal */
@@ -1698,7 +1698,7 @@ var ts;
     function cast(value, test) {
         if (value !== undefined && test(value))
             return value;
-        return ts.Debug.fail("Invalid cast. The supplied value " + value + " did not pass the test '" + ts.Debug.getFunctionName(test) + "'.");
+        return ts.Debug.fail("Invalid cast. The supplied value ".concat(value, " did not pass the test '").concat(ts.Debug.getFunctionName(test), "'."));
     }
     ts.cast = cast;
     /** Does nothing. */
@@ -1789,7 +1789,7 @@ var ts;
     function memoizeOne(callback) {
         var map = new ts.Map();
         return function (arg) {
-            var key = typeof arg + ":" + arg;
+            var key = "".concat(typeof arg, ":").concat(arg);
             var value = map.get(key);
             if (value === undefined && !map.has(key)) {
                 value = callback(arg);
@@ -2239,7 +2239,7 @@ var ts;
     ts.createGetCanonicalFileName = createGetCanonicalFileName;
     function patternText(_a) {
         var prefix = _a.prefix, suffix = _a.suffix;
-        return prefix + "*" + suffix;
+        return "".concat(prefix, "*").concat(suffix);
     }
     ts.patternText = patternText;
     /**
@@ -2552,7 +2552,7 @@ var ts;
         }
         function fail(message, stackCrawlMark) {
             debugger;
-            var e = new Error(message ? "Debug Failure. " + message : "Debug Failure.");
+            var e = new Error(message ? "Debug Failure. ".concat(message) : "Debug Failure.");
             if (Error.captureStackTrace) {
                 Error.captureStackTrace(e, stackCrawlMark || fail);
             }
@@ -2560,12 +2560,12 @@ var ts;
         }
         Debug.fail = fail;
         function failBadSyntaxKind(node, message, stackCrawlMark) {
-            return fail((message || "Unexpected node.") + "\r\nNode " + formatSyntaxKind(node.kind) + " was unexpected.", stackCrawlMark || failBadSyntaxKind);
+            return fail("".concat(message || "Unexpected node.", "\r\nNode ").concat(formatSyntaxKind(node.kind), " was unexpected."), stackCrawlMark || failBadSyntaxKind);
         }
         Debug.failBadSyntaxKind = failBadSyntaxKind;
         function assert(expression, message, verboseDebugInfo, stackCrawlMark) {
             if (!expression) {
-                message = message ? "False expression: " + message : "False expression.";
+                message = message ? "False expression: ".concat(message) : "False expression.";
                 if (verboseDebugInfo) {
                     message += "\r\nVerbose Debug Information: " + (typeof verboseDebugInfo === "string" ? verboseDebugInfo : verboseDebugInfo());
                 }
@@ -2575,26 +2575,26 @@ var ts;
         Debug.assert = assert;
         function assertEqual(a, b, msg, msg2, stackCrawlMark) {
             if (a !== b) {
-                var message = msg ? msg2 ? msg + " " + msg2 : msg : "";
-                fail("Expected " + a + " === " + b + ". " + message, stackCrawlMark || assertEqual);
+                var message = msg ? msg2 ? "".concat(msg, " ").concat(msg2) : msg : "";
+                fail("Expected ".concat(a, " === ").concat(b, ". ").concat(message), stackCrawlMark || assertEqual);
             }
         }
         Debug.assertEqual = assertEqual;
         function assertLessThan(a, b, msg, stackCrawlMark) {
             if (a >= b) {
-                fail("Expected " + a + " < " + b + ". " + (msg || ""), stackCrawlMark || assertLessThan);
+                fail("Expected ".concat(a, " < ").concat(b, ". ").concat(msg || ""), stackCrawlMark || assertLessThan);
             }
         }
         Debug.assertLessThan = assertLessThan;
         function assertLessThanOrEqual(a, b, stackCrawlMark) {
             if (a > b) {
-                fail("Expected " + a + " <= " + b, stackCrawlMark || assertLessThanOrEqual);
+                fail("Expected ".concat(a, " <= ").concat(b), stackCrawlMark || assertLessThanOrEqual);
             }
         }
         Debug.assertLessThanOrEqual = assertLessThanOrEqual;
         function assertGreaterThanOrEqual(a, b, stackCrawlMark) {
             if (a < b) {
-                fail("Expected " + a + " >= " + b, stackCrawlMark || assertGreaterThanOrEqual);
+                fail("Expected ".concat(a, " >= ").concat(b), stackCrawlMark || assertGreaterThanOrEqual);
             }
         }
         Debug.assertGreaterThanOrEqual = assertGreaterThanOrEqual;
@@ -2635,42 +2635,42 @@ var ts;
         function assertNever(member, message, stackCrawlMark) {
             if (message === void 0) { message = "Illegal value:"; }
             var detail = typeof member === "object" && ts.hasProperty(member, "kind") && ts.hasProperty(member, "pos") && formatSyntaxKind ? "SyntaxKind: " + formatSyntaxKind(member.kind) : JSON.stringify(member);
-            return fail(message + " " + detail, stackCrawlMark || assertNever);
+            return fail("".concat(message, " ").concat(detail), stackCrawlMark || assertNever);
         }
         Debug.assertNever = assertNever;
         function assertEachNode(nodes, test, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertEachNode")) {
-                assert(test === undefined || ts.every(nodes, test), message || "Unexpected node.", function () { return "Node array did not pass test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertEachNode);
+                assert(test === undefined || ts.every(nodes, test), message || "Unexpected node.", function () { return "Node array did not pass test '".concat(getFunctionName(test), "'."); }, stackCrawlMark || assertEachNode);
             }
         }
         Debug.assertEachNode = assertEachNode;
         function assertNode(node, test, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertNode")) {
-                assert(node !== undefined && (test === undefined || test(node)), message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind) + " did not pass test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertNode);
+                assert(node !== undefined && (test === undefined || test(node)), message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind), " did not pass test '").concat(getFunctionName(test), "'."); }, stackCrawlMark || assertNode);
             }
         }
         Debug.assertNode = assertNode;
         function assertNotNode(node, test, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertNotNode")) {
-                assert(node === undefined || test === undefined || !test(node), message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node.kind) + " should not have passed test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertNotNode);
+                assert(node === undefined || test === undefined || !test(node), message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node.kind), " should not have passed test '").concat(getFunctionName(test), "'."); }, stackCrawlMark || assertNotNode);
             }
         }
         Debug.assertNotNode = assertNotNode;
         function assertOptionalNode(node, test, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertOptionalNode")) {
-                assert(test === undefined || node === undefined || test(node), message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind) + " did not pass test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertOptionalNode);
+                assert(test === undefined || node === undefined || test(node), message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind), " did not pass test '").concat(getFunctionName(test), "'."); }, stackCrawlMark || assertOptionalNode);
             }
         }
         Debug.assertOptionalNode = assertOptionalNode;
         function assertOptionalToken(node, kind, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertOptionalToken")) {
-                assert(kind === undefined || node === undefined || node.kind === kind, message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind) + " was not a '" + formatSyntaxKind(kind) + "' token."; }, stackCrawlMark || assertOptionalToken);
+                assert(kind === undefined || node === undefined || node.kind === kind, message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind), " was not a '").concat(formatSyntaxKind(kind), "' token."); }, stackCrawlMark || assertOptionalToken);
             }
         }
         Debug.assertOptionalToken = assertOptionalToken;
         function assertMissingNode(node, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertMissingNode")) {
-                assert(node === undefined, message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node.kind) + " was unexpected'."; }, stackCrawlMark || assertMissingNode);
+                assert(node === undefined, message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node.kind), " was unexpected'."); }, stackCrawlMark || assertMissingNode);
             }
         }
         Debug.assertMissingNode = assertMissingNode;
@@ -2691,7 +2691,7 @@ var ts;
         }
         Debug.getFunctionName = getFunctionName;
         function formatSymbol(symbol) {
-            return "{ name: " + ts.unescapeLeadingUnderscores(symbol.escapedName) + "; flags: " + formatSymbolFlags(symbol.flags) + "; declarations: " + ts.map(symbol.declarations, function (node) { return formatSyntaxKind(node.kind); }) + " }";
+            return "{ name: ".concat(ts.unescapeLeadingUnderscores(symbol.escapedName), "; flags: ").concat(formatSymbolFlags(symbol.flags), "; declarations: ").concat(ts.map(symbol.declarations, function (node) { return formatSyntaxKind(node.kind); }), " }");
         }
         Debug.formatSymbol = formatSymbol;
         /**
@@ -2712,7 +2712,7 @@ var ts;
                         break;
                     }
                     if (enumValue !== 0 && enumValue & value) {
-                        result = "" + result + (result ? "|" : "") + enumName;
+                        result = "".concat(result).concat(result ? "|" : "").concat(enumName);
                         remainingFlags &= ~enumValue;
                     }
                 }
@@ -2822,7 +2822,7 @@ var ts;
                                                                     this.flags & 1 /* Unreachable */ ? "FlowUnreachable" :
                                                                         "UnknownFlow";
                             var remainingFlags = this.flags & ~(2048 /* Referenced */ - 1);
-                            return "" + flowHeader + (remainingFlags ? " (" + formatFlowFlags(remainingFlags) + ")" : "");
+                            return "".concat(flowHeader).concat(remainingFlags ? " (".concat(formatFlowFlags(remainingFlags), ")") : "");
                         }
                     },
                     __debugFlowFlags: { get: function () { return formatEnum(this.flags, ts.FlowFlags, /*isFlags*/ true); } },
@@ -2861,7 +2861,7 @@ var ts;
                             // We don't care, this is debug code that's only enabled with a debugger attached -
                             // we're just taking note of it for anyone checking regex performance in the future.
                             defaultValue = String(defaultValue).replace(/(?:,[\s\w\d_]+:[^,]+)+\]$/, "]");
-                            return "NodeArray " + defaultValue;
+                            return "NodeArray ".concat(defaultValue);
                         }
                     }
                 });
@@ -2916,7 +2916,7 @@ var ts;
                         var symbolHeader = this.flags & 33554432 /* Transient */ ? "TransientSymbol" :
                             "Symbol";
                         var remainingSymbolFlags = this.flags & ~33554432 /* Transient */;
-                        return symbolHeader + " '" + ts.symbolName(this) + "'" + (remainingSymbolFlags ? " (" + formatSymbolFlags(remainingSymbolFlags) + ")" : "");
+                        return "".concat(symbolHeader, " '").concat(ts.symbolName(this), "'").concat(remainingSymbolFlags ? " (".concat(formatSymbolFlags(remainingSymbolFlags), ")") : "");
                     }
                 },
                 __debugFlags: { get: function () { return formatSymbolFlags(this.flags); } }
@@ -2926,11 +2926,11 @@ var ts;
                 __tsDebuggerDisplay: {
                     value: function () {
                         var typeHeader = this.flags & 98304 /* Nullable */ ? "NullableType" :
-                            this.flags & 384 /* StringOrNumberLiteral */ ? "LiteralType " + JSON.stringify(this.value) :
-                                this.flags & 2048 /* BigIntLiteral */ ? "LiteralType " + (this.value.negative ? "-" : "") + this.value.base10Value + "n" :
+                            this.flags & 384 /* StringOrNumberLiteral */ ? "LiteralType ".concat(JSON.stringify(this.value)) :
+                                this.flags & 2048 /* BigIntLiteral */ ? "LiteralType ".concat(this.value.negative ? "-" : "").concat(this.value.base10Value, "n") :
                                     this.flags & 8192 /* UniqueESSymbol */ ? "UniqueESSymbolType" :
                                         this.flags & 32 /* Enum */ ? "EnumType" :
-                                            this.flags & 67359327 /* Intrinsic */ ? "IntrinsicType " + this.intrinsicName :
+                                            this.flags & 67359327 /* Intrinsic */ ? "IntrinsicType ".concat(this.intrinsicName) :
                                                 this.flags & 1048576 /* Union */ ? "UnionType" :
                                                     this.flags & 2097152 /* Intersection */ ? "IntersectionType" :
                                                         this.flags & 4194304 /* Index */ ? "IndexType" :
@@ -2949,7 +2949,7 @@ var ts;
                                                                                                             "ObjectType" :
                                                                                 "Type";
                         var remainingObjectFlags = this.flags & 524288 /* Object */ ? this.objectFlags & ~1343 /* ObjectTypeKindMask */ : 0;
-                        return "" + typeHeader + (this.symbol ? " '" + ts.symbolName(this.symbol) + "'" : "") + (remainingObjectFlags ? " (" + formatObjectFlags(remainingObjectFlags) + ")" : "");
+                        return "".concat(typeHeader).concat(this.symbol ? " '".concat(ts.symbolName(this.symbol), "'") : "").concat(remainingObjectFlags ? " (".concat(formatObjectFlags(remainingObjectFlags), ")") : "");
                     }
                 },
                 __debugFlags: { get: function () { return formatTypeFlags(this.flags); } },
@@ -2985,11 +2985,11 @@ var ts;
                         __tsDebuggerDisplay: {
                             value: function () {
                                 var nodeHeader = ts.isGeneratedIdentifier(this) ? "GeneratedIdentifier" :
-                                    ts.isIdentifier(this) ? "Identifier '" + ts.idText(this) + "'" :
-                                        ts.isPrivateIdentifier(this) ? "PrivateIdentifier '" + ts.idText(this) + "'" :
-                                            ts.isStringLiteral(this) ? "StringLiteral " + JSON.stringify(this.text.length < 10 ? this.text : this.text.slice(10) + "...") :
-                                                ts.isNumericLiteral(this) ? "NumericLiteral " + this.text :
-                                                    ts.isBigIntLiteral(this) ? "BigIntLiteral " + this.text + "n" :
+                                    ts.isIdentifier(this) ? "Identifier '".concat(ts.idText(this), "'") :
+                                        ts.isPrivateIdentifier(this) ? "PrivateIdentifier '".concat(ts.idText(this), "'") :
+                                            ts.isStringLiteral(this) ? "StringLiteral ".concat(JSON.stringify(this.text.length < 10 ? this.text : this.text.slice(10) + "...")) :
+                                                ts.isNumericLiteral(this) ? "NumericLiteral ".concat(this.text) :
+                                                    ts.isBigIntLiteral(this) ? "BigIntLiteral ".concat(this.text, "n") :
                                                         ts.isTypeParameterDeclaration(this) ? "TypeParameterDeclaration" :
                                                             ts.isParameter(this) ? "ParameterDeclaration" :
                                                                 ts.isConstructorDeclaration(this) ? "ConstructorDeclaration" :
@@ -3021,7 +3021,7 @@ var ts;
                                                                                                                                                                         ts.isNamedTupleMember(this) ? "NamedTupleMember" :
                                                                                                                                                                             ts.isImportTypeNode(this) ? "ImportTypeNode" :
                                                                                                                                                                                 formatSyntaxKind(this.kind);
-                                return "" + nodeHeader + (this.flags ? " (" + formatNodeFlags(this.flags) + ")" : "");
+                                return "".concat(nodeHeader).concat(this.flags ? " (".concat(formatNodeFlags(this.flags), ")") : "");
                             }
                         },
                         __debugKind: { get: function () { return formatSyntaxKind(this.kind); } },
@@ -3068,10 +3068,10 @@ var ts;
         Debug.enableDebugInfo = enableDebugInfo;
         function formatDeprecationMessage(name, error, errorAfter, since, message) {
             var deprecationMessage = error ? "DeprecationError: " : "DeprecationWarning: ";
-            deprecationMessage += "'" + name + "' ";
-            deprecationMessage += since ? "has been deprecated since v" + since : "is deprecated";
-            deprecationMessage += error ? " and can no longer be used." : errorAfter ? " and will no longer be usable after v" + errorAfter + "." : ".";
-            deprecationMessage += message ? " " + ts.formatStringFromArgs(message, [name], 0) : "";
+            deprecationMessage += "'".concat(name, "' ");
+            deprecationMessage += since ? "has been deprecated since v".concat(since) : "is deprecated";
+            deprecationMessage += error ? " and can no longer be used." : errorAfter ? " and will no longer be usable after v".concat(errorAfter, ".") : ".";
+            deprecationMessage += message ? " ".concat(ts.formatStringFromArgs(message, [name], 0)) : "";
             return deprecationMessage;
         }
         function createErrorDeprecation(name, errorAfter, since, message) {
@@ -3202,11 +3202,11 @@ var ts;
             }
         };
         Version.prototype.toString = function () {
-            var result = this.major + "." + this.minor + "." + this.patch;
+            var result = "".concat(this.major, ".").concat(this.minor, ".").concat(this.patch);
             if (ts.some(this.prerelease))
-                result += "-" + this.prerelease.join(".");
+                result += "-".concat(this.prerelease.join("."));
             if (ts.some(this.build))
-                result += "+" + this.build.join(".");
+                result += "+".concat(this.build.join("."));
             return result;
         };
         Version.zero = new Version(0, 0, 0);
@@ -3473,7 +3473,7 @@ var ts;
         return ts.map(comparators, formatComparator).join(" ");
     }
     function formatComparator(comparator) {
-        return "" + comparator.operator + comparator.operand;
+        return "".concat(comparator.operator).concat(comparator.operand);
     }
 })(ts || (ts = {}));
 /*@internal*/
@@ -3771,7 +3771,7 @@ var ts;
                     fs = require("fs");
                 }
                 catch (e) {
-                    throw new Error("tracing requires having fs\n(original error: " + (e.message || e) + ")");
+                    throw new Error("tracing requires having fs\n(original error: ".concat(e.message || e, ")"));
                 }
             }
             mode = tracingMode;
@@ -3783,11 +3783,11 @@ var ts;
             if (!fs.existsSync(traceDir)) {
                 fs.mkdirSync(traceDir, { recursive: true });
             }
-            var countPart = mode === "build" ? "." + process.pid + "-" + ++traceCount
-                : mode === "server" ? "." + process.pid
+            var countPart = mode === "build" ? ".".concat(process.pid, "-").concat(++traceCount)
+                : mode === "server" ? ".".concat(process.pid)
                     : "";
-            var tracePath = ts.combinePaths(traceDir, "trace" + countPart + ".json");
-            var typesPath = ts.combinePaths(traceDir, "types" + countPart + ".json");
+            var tracePath = ts.combinePaths(traceDir, "trace".concat(countPart, ".json"));
+            var typesPath = ts.combinePaths(traceDir, "types".concat(countPart, ".json"));
             legend.push({
                 configFilePath: configFilePath,
                 tracePath: tracePath,
@@ -3877,7 +3877,7 @@ var ts;
             }
             // test if [time,endTime) straddles a sampling point
             else if (sampleInterval - (time % sampleInterval) <= endTime - time) {
-                writeEvent("X", phase, name, args, "\"dur\":" + (endTime - time), time);
+                writeEvent("X", phase, name, args, "\"dur\":".concat(endTime - time), time);
             }
         }
         function writeEvent(eventType, phase, name, args, extras, time) {
@@ -3886,11 +3886,11 @@ var ts;
             if (mode === "server" && phase === "checkTypes" /* CheckTypes */)
                 return;
             ts.performance.mark("beginTracing");
-            fs.writeSync(traceFd, ",\n{\"pid\":1,\"tid\":1,\"ph\":\"" + eventType + "\",\"cat\":\"" + phase + "\",\"ts\":" + time + ",\"name\":\"" + name + "\"");
+            fs.writeSync(traceFd, ",\n{\"pid\":1,\"tid\":1,\"ph\":\"".concat(eventType, "\",\"cat\":\"").concat(phase, "\",\"ts\":").concat(time, ",\"name\":\"").concat(name, "\""));
             if (extras)
-                fs.writeSync(traceFd, "," + extras);
+                fs.writeSync(traceFd, ",".concat(extras));
             if (args)
-                fs.writeSync(traceFd, ",\"args\":" + JSON.stringify(args));
+                fs.writeSync(traceFd, ",\"args\":".concat(JSON.stringify(args)));
             fs.writeSync(traceFd, "}");
             ts.performance.mark("endTracing");
             ts.performance.measure("Tracing", "beginTracing", "endTracing");
@@ -6697,7 +6697,7 @@ var ts;
         pollingChunkSize = getCustomPollingBasedLevels("TSC_WATCH_POLLINGCHUNKSIZE", defaultChunkLevels) || pollingChunkSize;
         ts.unchangedPollThresholds = getCustomPollingBasedLevels("TSC_WATCH_UNCHANGEDPOLLTHRESHOLDS", defaultChunkLevels) || ts.unchangedPollThresholds;
         function getLevel(envVar, level) {
-            return system.getEnvironmentVariable(envVar + "_" + level.toUpperCase());
+            return system.getEnvironmentVariable("".concat(envVar, "_").concat(level.toUpperCase()));
         }
         function getCustomLevels(baseVariable) {
             var customLevels;
@@ -7162,7 +7162,7 @@ var ts;
         }
         function onTimerToUpdateChildWatches() {
             timerToUpdateChildWatches = undefined;
-            ts.sysLog("sysLog:: onTimerToUpdateChildWatches:: " + cacheToUpdateChildWatches.size);
+            ts.sysLog("sysLog:: onTimerToUpdateChildWatches:: ".concat(cacheToUpdateChildWatches.size));
             var start = ts.timestamp();
             var invokeMap = new ts.Map();
             while (!timerToUpdateChildWatches && cacheToUpdateChildWatches.size) {
@@ -7175,7 +7175,7 @@ var ts;
                 var hasChanges = updateChildWatches(dirName, dirPath, options);
                 invokeCallbacks(dirPath, invokeMap, hasChanges ? undefined : fileNames);
             }
-            ts.sysLog("sysLog:: invokingWatchers:: Elapsed:: " + (ts.timestamp() - start) + "ms:: " + cacheToUpdateChildWatches.size);
+            ts.sysLog("sysLog:: invokingWatchers:: Elapsed:: ".concat(ts.timestamp() - start, "ms:: ").concat(cacheToUpdateChildWatches.size));
             callbackCache.forEach(function (callbacks, rootDirName) {
                 var existing = invokeMap.get(rootDirName);
                 if (existing) {
@@ -7191,7 +7191,7 @@ var ts;
                 }
             });
             var elapsed = ts.timestamp() - start;
-            ts.sysLog("sysLog:: Elapsed:: " + elapsed + "ms:: onTimerToUpdateChildWatches:: " + cacheToUpdateChildWatches.size + " " + timerToUpdateChildWatches);
+            ts.sysLog("sysLog:: Elapsed:: ".concat(elapsed, "ms:: onTimerToUpdateChildWatches:: ").concat(cacheToUpdateChildWatches.size, " ").concat(timerToUpdateChildWatches));
         }
         function removeChildWatches(parentWatcher) {
             if (!parentWatcher)
@@ -7651,7 +7651,7 @@ var ts;
                 var remappedPaths = new ts.Map();
                 var normalizedDir = ts.normalizeSlashes(__dirname);
                 // Windows rooted dir names need an extra `/` prepended to be valid file:/// urls
-                var fileUrlRoot = "file://" + (ts.getRootLength(normalizedDir) === 1 ? "" : "/") + normalizedDir;
+                var fileUrlRoot = "file://".concat(ts.getRootLength(normalizedDir) === 1 ? "" : "/").concat(normalizedDir);
                 for (var _i = 0, _a = profile.nodes; _i < _a.length; _i++) {
                     var node = _a[_i];
                     if (node.callFrame.url) {
@@ -7660,7 +7660,7 @@ var ts;
                             node.callFrame.url = ts.getRelativePathToDirectoryOrUrl(fileUrlRoot, url, fileUrlRoot, ts.createGetCanonicalFileName(useCaseSensitiveFileNames), /*isAbsolutePathAnUrl*/ true);
                         }
                         else if (!nativePattern.test(url)) {
-                            node.callFrame.url = (remappedPaths.has(url) ? remappedPaths : remappedPaths.set(url, "external" + externalFileCounter + ".js")).get(url);
+                            node.callFrame.url = (remappedPaths.has(url) ? remappedPaths : remappedPaths.set(url, "external".concat(externalFileCounter, ".js"))).get(url);
                             externalFileCounter++;
                         }
                     }
@@ -7676,7 +7676,7 @@ var ts;
                         if (!err) {
                             try {
                                 if ((_b = statSync(profilePath)) === null || _b === void 0 ? void 0 : _b.isDirectory()) {
-                                    profilePath = _path.join(profilePath, (new Date()).toISOString().replace(/:/g, "-") + "+P" + process.pid + ".cpuprofile");
+                                    profilePath = _path.join(profilePath, "".concat((new Date()).toISOString().replace(/:/g, "-"), "+P").concat(process.pid, ".cpuprofile"));
                                 }
                             }
                             catch (_c) {
@@ -7778,7 +7778,7 @@ var ts;
                  * @param createWatcher
                  */
                 function invokeCallbackAndUpdateWatcher(createWatcher) {
-                    ts.sysLog("sysLog:: " + fileOrDirectory + ":: Changing watcher to " + (createWatcher === watchPresentFileSystemEntry ? "Present" : "Missing") + "FileSystemEntryWatcher");
+                    ts.sysLog("sysLog:: ".concat(fileOrDirectory, ":: Changing watcher to ").concat(createWatcher === watchPresentFileSystemEntry ? "Present" : "Missing", "FileSystemEntryWatcher"));
                     // Call the callback for current directory
                     callback("rename", "");
                     // If watcher is not closed, update it
@@ -7803,7 +7803,7 @@ var ts;
                         }
                     }
                     if (hitSystemWatcherLimit) {
-                        ts.sysLog("sysLog:: " + fileOrDirectory + ":: Defaulting to fsWatchFile");
+                        ts.sysLog("sysLog:: ".concat(fileOrDirectory, ":: Defaulting to fsWatchFile"));
                         return watchPresentFileSystemEntryWithFsWatchFile();
                     }
                     try {
@@ -7819,7 +7819,7 @@ var ts;
                         // Eg. on linux the number of watches are limited and one could easily exhaust watches and the exception ENOSPC is thrown when creating watcher at that point
                         // so instead of throwing error, use fs.watchFile
                         hitSystemWatcherLimit || (hitSystemWatcherLimit = e.code === "ENOSPC");
-                        ts.sysLog("sysLog:: " + fileOrDirectory + ":: Changing to fsWatchFile");
+                        ts.sysLog("sysLog:: ".concat(fileOrDirectory, ":: Changing to fsWatchFile"));
                         return watchPresentFileSystemEntryWithFsWatchFile();
                     }
                 }
@@ -10121,7 +10121,7 @@ var ts;
                 line = line < 0 ? 0 : line >= lineStarts.length ? lineStarts.length - 1 : line;
             }
             else {
-                ts.Debug.fail("Bad line number. Line: " + line + ", lineStarts.length: " + lineStarts.length + " , line map is correct? " + (debugText !== undefined ? ts.arraysEqual(lineStarts, computeLineStarts(debugText)) : "unknown"));
+                ts.Debug.fail("Bad line number. Line: ".concat(line, ", lineStarts.length: ").concat(lineStarts.length, " , line map is correct? ").concat(debugText !== undefined ? ts.arraysEqual(lineStarts, computeLineStarts(debugText)) : "unknown"));
             }
         }
         var res = lineStarts[line] + character;
@@ -13001,7 +13001,7 @@ var ts;
         return typeof comment === "string" ? comment
             : comment === null || comment === void 0 ? void 0 : comment.map(function (c) {
                 // TODO: Other kinds here
-                return c.kind === 319 /* JSDocText */ ? c.text : "{@link " + (c.name ? ts.entityNameToString(c.name) + " " : "") + c.text + "}";
+                return c.kind === 319 /* JSDocText */ ? c.text : "{@link ".concat(c.name ? ts.entityNameToString(c.name) + " " : "").concat(c.text, "}");
             }).join("");
     }
     ts.getTextOfJSDocComment = getTextOfJSDocComment;
@@ -14271,8 +14271,8 @@ var ts;
     }
     function packageIdToString(_a) {
         var name = _a.name, subModuleName = _a.subModuleName, version = _a.version;
-        var fullName = subModuleName ? name + "/" + subModuleName : name;
-        return fullName + "@" + version;
+        var fullName = subModuleName ? "".concat(name, "/").concat(subModuleName) : name;
+        return "".concat(fullName, "@").concat(version);
     }
     ts.packageIdToString = packageIdToString;
     function typeDirectiveIsEqualTo(oldResolution, newResolution) {
@@ -14351,7 +14351,7 @@ var ts;
     function nodePosToString(node) {
         var file = getSourceFileOfNode(node);
         var loc = ts.getLineAndCharacterOfPosition(file, node.pos);
-        return file.fileName + "(" + (loc.line + 1) + "," + (loc.character + 1) + ")";
+        return "".concat(file.fileName, "(").concat(loc.line + 1, ",").concat(loc.character + 1, ")");
     }
     ts.nodePosToString = nodePosToString;
     function getEndLinePosition(line, sourceFile) {
@@ -14490,7 +14490,7 @@ var ts;
     ts.isPinnedComment = isPinnedComment;
     function createCommentDirectivesMap(sourceFile, commentDirectives) {
         var directivesByLine = new ts.Map(commentDirectives.map(function (commentDirective) { return ([
-            "" + ts.getLineAndCharacterOfPosition(sourceFile, commentDirective.range.end).line,
+            "".concat(ts.getLineAndCharacterOfPosition(sourceFile, commentDirective.range.end).line),
             commentDirective,
         ]); }));
         var usedLines = new ts.Map();
@@ -14507,10 +14507,10 @@ var ts;
             });
         }
         function markUsed(line) {
-            if (!directivesByLine.has("" + line)) {
+            if (!directivesByLine.has("".concat(line))) {
                 return false;
             }
-            usedLines.set("" + line, true);
+            usedLines.set("".concat(line), true);
             return true;
         }
     }
@@ -14725,7 +14725,7 @@ var ts;
                 }
                 return node.text;
         }
-        return ts.Debug.fail("Literal kind '" + node.kind + "' not accounted for.");
+        return ts.Debug.fail("Literal kind '".concat(node.kind, "' not accounted for."));
     }
     ts.getLiteralText = getLiteralText;
     function canUseOriginalText(node, flags) {
@@ -17256,11 +17256,11 @@ var ts;
     }
     ts.getEscapedTextOfIdentifierOrLiteral = getEscapedTextOfIdentifierOrLiteral;
     function getPropertyNameForUniqueESSymbol(symbol) {
-        return "__@" + ts.getSymbolId(symbol) + "@" + symbol.escapedName;
+        return "__@".concat(ts.getSymbolId(symbol), "@").concat(symbol.escapedName);
     }
     ts.getPropertyNameForUniqueESSymbol = getPropertyNameForUniqueESSymbol;
     function getSymbolNameForPrivateIdentifier(containingClassSymbol, description) {
-        return "__#" + ts.getSymbolId(containingClassSymbol) + "@" + description;
+        return "__#".concat(ts.getSymbolId(containingClassSymbol), "@").concat(description);
     }
     ts.getSymbolNameForPrivateIdentifier = getSymbolNameForPrivateIdentifier;
     function isKnownSymbol(symbol) {
@@ -19953,7 +19953,7 @@ var ts;
     }
     ts.getJSXImplicitImportBase = getJSXImplicitImportBase;
     function getJSXRuntimeImport(base, options) {
-        return base ? base + "/" + (options.jsx === 5 /* ReactJSXDev */ ? "jsx-dev-runtime" : "jsx-runtime") : undefined;
+        return base ? "".concat(base, "/").concat(options.jsx === 5 /* ReactJSXDev */ ? "jsx-dev-runtime" : "jsx-runtime") : undefined;
     }
     ts.getJSXRuntimeImport = getJSXRuntimeImport;
     function hasZeroOrOneAsteriskCharacter(str) {
@@ -20070,7 +20070,7 @@ var ts;
     }
     var wildcardCharCodes = [42 /* asterisk */, 63 /* question */];
     ts.commonPackageFolders = ["node_modules", "bower_components", "jspm_packages"];
-    var implicitExcludePathRegexPattern = "(?!(" + ts.commonPackageFolders.join("|") + ")(/|$))";
+    var implicitExcludePathRegexPattern = "(?!(".concat(ts.commonPackageFolders.join("|"), ")(/|$))");
     var filesMatcher = {
         /**
          * Matches any single directory segment unless it is the last segment and a .min.js file
@@ -20083,7 +20083,7 @@ var ts;
          * Regex for the ** wildcard. Matches any number of subdirectories. When used for including
          * files or directories, does not match subdirectories that start with a . character
          */
-        doubleAsteriskRegexFragment: "(/" + implicitExcludePathRegexPattern + "[^/.][^/]*)*?",
+        doubleAsteriskRegexFragment: "(/".concat(implicitExcludePathRegexPattern, "[^/.][^/]*)*?"),
         replaceWildcardCharacter: function (match) { return replaceWildcardCharacter(match, filesMatcher.singleAsteriskRegexFragment); }
     };
     var directoriesMatcher = {
@@ -20092,7 +20092,7 @@ var ts;
          * Regex for the ** wildcard. Matches any number of subdirectories. When used for including
          * files or directories, does not match subdirectories that start with a . character
          */
-        doubleAsteriskRegexFragment: "(/" + implicitExcludePathRegexPattern + "[^/.][^/]*)*?",
+        doubleAsteriskRegexFragment: "(/".concat(implicitExcludePathRegexPattern, "[^/.][^/]*)*?"),
         replaceWildcardCharacter: function (match) { return replaceWildcardCharacter(match, directoriesMatcher.singleAsteriskRegexFragment); }
     };
     var excludeMatcher = {
@@ -20110,10 +20110,10 @@ var ts;
         if (!patterns || !patterns.length) {
             return undefined;
         }
-        var pattern = patterns.map(function (pattern) { return "(" + pattern + ")"; }).join("|");
+        var pattern = patterns.map(function (pattern) { return "(".concat(pattern, ")"); }).join("|");
         // If excluding, match "foo/bar/baz...", but if including, only allow "foo".
         var terminator = usage === "exclude" ? "($|/)" : "$";
-        return "^(" + pattern + ")" + terminator;
+        return "^(".concat(pattern, ")").concat(terminator);
     }
     ts.getRegularExpressionForWildcard = getRegularExpressionForWildcard;
     function getRegularExpressionsForWildcards(specs, basePath, usage) {
@@ -20135,7 +20135,7 @@ var ts;
     ts.isImplicitGlob = isImplicitGlob;
     function getPatternFromSpec(spec, basePath, usage) {
         var pattern = spec && getSubPatternFromSpec(spec, basePath, usage, wildcardMatchers[usage]);
-        return pattern && "^(" + pattern + ")" + (usage === "exclude" ? "($|/)" : "$");
+        return pattern && "^(".concat(pattern, ")").concat(usage === "exclude" ? "($|/)" : "$");
     }
     ts.getPatternFromSpec = getPatternFromSpec;
     function getSubPatternFromSpec(spec, basePath, usage, _a) {
@@ -20213,7 +20213,7 @@ var ts;
         currentDirectory = ts.normalizePath(currentDirectory);
         var absolutePath = ts.combinePaths(currentDirectory, path);
         return {
-            includeFilePatterns: ts.map(getRegularExpressionsForWildcards(includes, absolutePath, "files"), function (pattern) { return "^" + pattern + "$"; }),
+            includeFilePatterns: ts.map(getRegularExpressionsForWildcards(includes, absolutePath, "files"), function (pattern) { return "^".concat(pattern, "$"); }),
             includeFilePattern: getRegularExpressionForWildcard(includes, absolutePath, "files"),
             includeDirectoryPattern: getRegularExpressionForWildcard(includes, absolutePath, "directories"),
             excludePattern: getRegularExpressionForWildcard(excludes, absolutePath, "exclude"),
@@ -20494,7 +20494,7 @@ var ts;
      */
     function extensionFromPath(path) {
         var ext = tryGetExtensionFromPath(path);
-        return ext !== undefined ? ext : ts.Debug.fail("File " + path + " has unknown extension.");
+        return ext !== undefined ? ext : ts.Debug.fail("File ".concat(path, " has unknown extension."));
     }
     ts.extensionFromPath = extensionFromPath;
     function isAnySupportedFileExtension(path) {
@@ -26483,7 +26483,7 @@ var ts;
             case 326 /* JSDocAugmentsTag */: return "augments";
             case 327 /* JSDocImplementsTag */: return "implements";
             default:
-                return ts.Debug.fail("Unsupported kind: " + ts.Debug.formatSyntaxKind(kind));
+                return ts.Debug.fail("Unsupported kind: ".concat(ts.Debug.formatSyntaxKind(kind)));
         }
     }
     var rawTextScanner;
@@ -26811,7 +26811,7 @@ var ts;
             };
             var definedTextGetter_1 = function (path) {
                 var result = textGetter_1(path);
-                return result !== undefined ? result : "/* Input file " + path + " was missing */\r\n";
+                return result !== undefined ? result : "/* Input file ".concat(path, " was missing */\r\n");
             };
             var buildInfo_1;
             var getAndCacheBuildInfo_1 = function (getText) {
@@ -31349,7 +31349,7 @@ var ts;
             for (var _i = 0, viableKeywordSuggestions_1 = viableKeywordSuggestions; _i < viableKeywordSuggestions_1.length; _i++) {
                 var keyword = viableKeywordSuggestions_1[_i];
                 if (expressionText.length > keyword.length + 2 && ts.startsWith(expressionText, keyword)) {
-                    return keyword + " " + expressionText.slice(keyword.length);
+                    return "".concat(keyword, " ").concat(expressionText.slice(keyword.length));
                 }
             }
             return undefined;
@@ -38113,7 +38113,7 @@ var ts;
         if (namedArgRegExCache.has(name)) {
             return namedArgRegExCache.get(name);
         }
-        var result = new RegExp("(\\s" + name + "\\s*=\\s*)(?:(?:'([^']*)')|(?:\"([^\"]*)\"))", "im");
+        var result = new RegExp("(\\s".concat(name, "\\s*=\\s*)(?:(?:'([^']*)')|(?:\"([^\"]*)\"))"), "im");
         namedArgRegExCache.set(name, result);
         return result;
     }
@@ -39575,8 +39575,8 @@ var ts;
     }
     ts.createCompilerDiagnosticForInvalidCustomType = createCompilerDiagnosticForInvalidCustomType;
     function createDiagnosticForInvalidCustomType(opt, createDiagnostic) {
-        var namesOfType = ts.arrayFrom(opt.type.keys()).map(function (key) { return "'" + key + "'"; }).join(", ");
-        return createDiagnostic(ts.Diagnostics.Argument_for_0_option_must_be_Colon_1, "--" + opt.name, namesOfType);
+        var namesOfType = ts.arrayFrom(opt.type.keys()).map(function (key) { return "'".concat(key, "'"); }).join(", ");
+        return createDiagnostic(ts.Diagnostics.Argument_for_0_option_must_be_Colon_1, "--".concat(opt.name), namesOfType);
     }
     /* @internal */
     function parseCustomTypeOption(opt, value, errors) {
@@ -40370,10 +40370,10 @@ var ts;
                 var newValue = compilerOptionsMap.get(cmd.name);
                 var defaultValue = getDefaultValueForOption(cmd);
                 if (newValue !== defaultValue) {
-                    result.push("" + tab + cmd.name + ": " + newValue);
+                    result.push("".concat(tab).concat(cmd.name, ": ").concat(newValue));
                 }
                 else if (ts.hasProperty(ts.defaultInitCompilerOptions, cmd.name)) {
-                    result.push("" + tab + cmd.name + ": " + defaultValue);
+                    result.push("".concat(tab).concat(cmd.name, ": ").concat(defaultValue));
                 }
             });
             return result.join(newLine) + newLine;
@@ -40424,19 +40424,19 @@ var ts;
                 if (entries.length !== 0) {
                     entries.push({ value: "" });
                 }
-                entries.push({ value: "/* " + category + " */" });
+                entries.push({ value: "/* ".concat(category, " */") });
                 for (var _i = 0, options_1 = options; _i < options_1.length; _i++) {
                     var option = options_1[_i];
                     var optionName = void 0;
                     if (compilerOptionsMap.has(option.name)) {
-                        optionName = "\"" + option.name + "\": " + JSON.stringify(compilerOptionsMap.get(option.name)) + ((seenKnownKeys += 1) === compilerOptionsMap.size ? "" : ",");
+                        optionName = "\"".concat(option.name, "\": ").concat(JSON.stringify(compilerOptionsMap.get(option.name))).concat((seenKnownKeys += 1) === compilerOptionsMap.size ? "" : ",");
                     }
                     else {
-                        optionName = "// \"" + option.name + "\": " + JSON.stringify(getDefaultValueForOption(option)) + ",";
+                        optionName = "// \"".concat(option.name, "\": ").concat(JSON.stringify(getDefaultValueForOption(option)), ",");
                     }
                     entries.push({
                         value: optionName,
-                        description: "/* " + (option.description && ts.getLocaleSpecificMessage(option.description) || option.name) + " */"
+                        description: "/* ".concat(option.description && ts.getLocaleSpecificMessage(option.description) || option.name, " */")
                     });
                     marginLength = Math.max(optionName.length, marginLength);
                 }
@@ -40445,25 +40445,25 @@ var ts;
             var tab = makePadding(2);
             var result = [];
             result.push("{");
-            result.push(tab + "\"compilerOptions\": {");
-            result.push("" + tab + tab + "/* " + ts.getLocaleSpecificMessage(ts.Diagnostics.Visit_https_Colon_Slash_Slashaka_ms_Slashtsconfig_json_to_read_more_about_this_file) + " */");
+            result.push("".concat(tab, "\"compilerOptions\": {"));
+            result.push("".concat(tab).concat(tab, "/* ").concat(ts.getLocaleSpecificMessage(ts.Diagnostics.Visit_https_Colon_Slash_Slashaka_ms_Slashtsconfig_json_to_read_more_about_this_file), " */"));
             result.push("");
             // Print out each row, aligning all the descriptions on the same column.
             for (var _a = 0, entries_2 = entries; _a < entries_2.length; _a++) {
                 var entry = entries_2[_a];
                 var value = entry.value, _b = entry.description, description = _b === void 0 ? "" : _b;
-                result.push(value && "" + tab + tab + value + (description && (makePadding(marginLength - value.length + 2) + description)));
+                result.push(value && "".concat(tab).concat(tab).concat(value).concat(description && (makePadding(marginLength - value.length + 2) + description)));
             }
             if (fileNames.length) {
-                result.push(tab + "},");
-                result.push(tab + "\"files\": [");
+                result.push("".concat(tab, "},"));
+                result.push("".concat(tab, "\"files\": ["));
                 for (var i = 0; i < fileNames.length; i++) {
-                    result.push("" + tab + tab + JSON.stringify(fileNames[i]) + (i === fileNames.length - 1 ? "" : ","));
+                    result.push("".concat(tab).concat(tab).concat(JSON.stringify(fileNames[i])).concat(i === fileNames.length - 1 ? "" : ","));
                 }
-                result.push(tab + "]");
+                result.push("".concat(tab, "]"));
             }
             else {
-                result.push(tab + "}");
+                result.push("".concat(tab, "}"));
             }
             result.push("}");
             return result.join(newLine) + newLine;
@@ -40861,7 +40861,7 @@ var ts;
         if (ts.isRootedDiskPath(extendedConfig) || ts.startsWith(extendedConfig, "./") || ts.startsWith(extendedConfig, "../")) {
             var extendedConfigPath = ts.getNormalizedAbsolutePath(extendedConfig, basePath);
             if (!host.fileExists(extendedConfigPath) && !ts.endsWith(extendedConfigPath, ".json" /* Json */)) {
-                extendedConfigPath = extendedConfigPath + ".json";
+                extendedConfigPath = "".concat(extendedConfigPath, ".json");
                 if (!host.fileExists(extendedConfigPath)) {
                     errors.push(createDiagnostic(ts.Diagnostics.File_0_not_found, extendedConfig));
                     return undefined;
@@ -41106,7 +41106,7 @@ var ts;
                     // Valid only if *.json specified
                     if (!jsonOnlyIncludeRegexes) {
                         var includes = validatedIncludeSpecs.filter(function (s) { return ts.endsWith(s, ".json" /* Json */); });
-                        var includeFilePatterns = ts.map(ts.getRegularExpressionsForWildcards(includes, basePath, "files"), function (pattern) { return "^" + pattern + "$"; });
+                        var includeFilePatterns = ts.map(ts.getRegularExpressionsForWildcards(includes, basePath, "files"), function (pattern) { return "^".concat(pattern, "$"); });
                         jsonOnlyIncludeRegexes = includeFilePatterns ? includeFilePatterns.map(function (pattern) { return ts.getRegexFromPattern(pattern, host.useCaseSensitiveFileNames); }) : ts.emptyArray;
                     }
                     var includeIndex = ts.findIndex(jsonOnlyIncludeRegexes, function (re) { return re.test(file); });
@@ -41542,7 +41542,7 @@ var ts;
         var bestVersionKey = result.version, bestVersionPaths = result.paths;
         if (typeof bestVersionPaths !== "object") {
             if (state.traceEnabled) {
-                trace(state.host, ts.Diagnostics.Expected_type_of_0_field_in_package_json_to_be_1_got_2, "typesVersions['" + bestVersionKey + "']", "object", typeof bestVersionPaths);
+                trace(state.host, ts.Diagnostics.Expected_type_of_0_field_in_package_json_to_be_1_got_2, "typesVersions['".concat(bestVersionKey, "']"), "object", typeof bestVersionPaths);
             }
             return;
         }
@@ -41653,7 +41653,10 @@ var ts;
             }
         }
         var failedLookupLocations = [];
-        var moduleResolutionState = { compilerOptions: options, host: host, traceEnabled: traceEnabled, failedLookupLocations: failedLookupLocations, packageJsonInfoCache: cache, features: NodeResolutionFeatures.AllFeatures, conditions: ["node", "require", "types"] };
+        var features = ts.getEmitModuleResolutionKind(options) === ts.ModuleResolutionKind.Node12 ? NodeResolutionFeatures.Node12Default :
+            ts.getEmitModuleResolutionKind(options) === ts.ModuleResolutionKind.NodeNext ? NodeResolutionFeatures.NodeNextDefault :
+                NodeResolutionFeatures.None;
+        var moduleResolutionState = { compilerOptions: options, host: host, traceEnabled: traceEnabled, failedLookupLocations: failedLookupLocations, packageJsonInfoCache: cache, features: features, conditions: ["node", "require", "types"] };
         var resolved = primaryLookup();
         var primary = true;
         if (!resolved) {
@@ -41920,7 +41923,7 @@ var ts;
         };
         return cache;
         function getUnderlyingCacheKey(specifier, mode) {
-            var result = mode === undefined ? specifier : mode + "|" + specifier;
+            var result = mode === undefined ? specifier : "".concat(mode, "|").concat(specifier);
             memoizedReverseKeys.set(result, [specifier, mode]);
             return result;
         }
@@ -41951,7 +41954,7 @@ var ts;
         }
         function getOrCreateCacheForModuleName(nonRelativeModuleName, mode, redirectedReference) {
             ts.Debug.assert(!ts.isExternalModuleNameRelative(nonRelativeModuleName));
-            return getOrCreateCache(moduleNameToDirectoryMap, redirectedReference, mode === undefined ? nonRelativeModuleName : mode + "|" + nonRelativeModuleName, createPerModuleNameCache);
+            return getOrCreateCache(moduleNameToDirectoryMap, redirectedReference, mode === undefined ? nonRelativeModuleName : "".concat(mode, "|").concat(nonRelativeModuleName), createPerModuleNameCache);
         }
         function createPerModuleNameCache() {
             var directoryPathMap = new ts.Map();
@@ -42098,10 +42101,10 @@ var ts;
                     result = classicNameResolver(moduleName, containingFile, compilerOptions, host, cache, redirectedReference);
                     break;
                 default:
-                    return ts.Debug.fail("Unexpected moduleResolution: " + moduleResolution);
+                    return ts.Debug.fail("Unexpected moduleResolution: ".concat(moduleResolution));
             }
             if (result && result.resolvedModule)
-                ts.perfLogger.logInfoEvent("Module \"" + moduleName + "\" resolved to \"" + result.resolvedModule.resolvedFileName + "\"");
+                ts.perfLogger.logInfoEvent("Module \"".concat(moduleName, "\" resolved to \"").concat(result.resolvedModule.resolvedFileName, "\""));
             ts.perfLogger.logStopResolveModule((result && result.resolvedModule) ? "" + result.resolvedModule.resolvedFileName : "null");
             if (perFolderCache) {
                 perFolderCache.set(moduleName, resolutionMode, result);
@@ -42304,7 +42307,7 @@ var ts;
     function resolveJSModule(moduleName, initialDir, host) {
         var _a = tryResolveJSModuleWorker(moduleName, initialDir, host), resolvedModule = _a.resolvedModule, failedLookupLocations = _a.failedLookupLocations;
         if (!resolvedModule) {
-            throw new Error("Could not resolve JS module '" + moduleName + "' starting at '" + initialDir + "'. Looked in: " + failedLookupLocations.join(", "));
+            throw new Error("Could not resolve JS module '".concat(moduleName, "' starting at '").concat(initialDir, "'. Looked in: ").concat(failedLookupLocations.join(", ")));
         }
         return resolvedModule.resolvedFileName;
     }
@@ -42328,13 +42331,15 @@ var ts;
         // not currently backported to node 12 - https://github.com/nodejs/Release/issues/690
         NodeResolutionFeatures[NodeResolutionFeatures["ExportsPatternTrailers"] = 16] = "ExportsPatternTrailers";
         NodeResolutionFeatures[NodeResolutionFeatures["AllFeatures"] = 30] = "AllFeatures";
+        NodeResolutionFeatures[NodeResolutionFeatures["Node12Default"] = 14] = "Node12Default";
+        NodeResolutionFeatures[NodeResolutionFeatures["NodeNextDefault"] = 30] = "NodeNextDefault";
         NodeResolutionFeatures[NodeResolutionFeatures["EsmMode"] = 32] = "EsmMode";
     })(NodeResolutionFeatures || (NodeResolutionFeatures = {}));
     function node12ModuleNameResolver(moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode) {
-        return nodeNextModuleNameResolverWorker(NodeResolutionFeatures.Imports | NodeResolutionFeatures.SelfName | NodeResolutionFeatures.Exports, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode);
+        return nodeNextModuleNameResolverWorker(NodeResolutionFeatures.Node12Default, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode);
     }
     function nodeNextModuleNameResolver(moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode) {
-        return nodeNextModuleNameResolverWorker(NodeResolutionFeatures.AllFeatures, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode);
+        return nodeNextModuleNameResolverWorker(NodeResolutionFeatures.NodeNextDefault, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode);
     }
     function nodeNextModuleNameResolverWorker(features, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode) {
         var containingDirectory = ts.getDirectoryPath(containingFile);
@@ -42417,7 +42422,7 @@ var ts;
         if (traceEnabled) {
             trace(host, ts.Diagnostics.Resolving_real_path_for_0_result_1, path, real);
         }
-        ts.Debug.assert(host.fileExists(real), path + " linked to nonexistent file " + real);
+        ts.Debug.assert(host.fileExists(real), "".concat(path, " linked to nonexistent file ").concat(real));
         return real;
     }
     function nodeLoadModuleByRelativeName(extensions, candidate, onlyRecordFailures, state, considerPackageJson) {
@@ -42803,7 +42808,7 @@ var ts;
             return undefined;
         }
         var trailingParts = parts.slice(nameParts.length);
-        return loadModuleFromExports(scope, extensions, !ts.length(trailingParts) ? "." : "." + ts.directorySeparator + trailingParts.join(ts.directorySeparator), state, cache, redirectedReference);
+        return loadModuleFromExports(scope, extensions, !ts.length(trailingParts) ? "." : ".".concat(ts.directorySeparator).concat(trailingParts.join(ts.directorySeparator)), state, cache, redirectedReference);
     }
     function loadModuleFromExports(scope, extensions, subpath, state, cache, redirectedReference) {
         if (!scope.packageJsonContent.exports) {
@@ -43131,7 +43136,7 @@ var ts;
     }
     /* @internal */
     function getTypesPackageName(packageName) {
-        return "@types/" + mangleScopedPackageName(packageName);
+        return "@types/".concat(mangleScopedPackageName(packageName));
     }
     ts.getTypesPackageName = getTypesPackageName;
     /* @internal */
@@ -43532,7 +43537,7 @@ var ts;
             if (name) {
                 if (ts.isAmbientModule(node)) {
                     var moduleName = ts.getTextOfIdentifierOrLiteral(name);
-                    return (ts.isGlobalScopeAugmentation(node) ? "__global" : "\"" + moduleName + "\"");
+                    return (ts.isGlobalScopeAugmentation(node) ? "__global" : "\"".concat(moduleName, "\""));
                 }
                 if (name.kind === 161 /* ComputedPropertyName */) {
                     var nameExpression = name.expression;
@@ -43589,7 +43594,7 @@ var ts;
                 case 163 /* Parameter */:
                     // Parameters with names are handled at the top of this function.  Parameters
                     // without names can only come from JSDocFunctionTypes.
-                    ts.Debug.assert(node.parent.kind === 315 /* JSDocFunctionType */, "Impossible parameter parent kind", function () { return "parent is: " + (ts.SyntaxKind ? ts.SyntaxKind[node.parent.kind] : node.parent.kind) + ", expected JSDocFunctionType"; });
+                    ts.Debug.assert(node.parent.kind === 315 /* JSDocFunctionType */, "Impossible parameter parent kind", function () { return "parent is: ".concat(ts.SyntaxKind ? ts.SyntaxKind[node.parent.kind] : node.parent.kind, ", expected JSDocFunctionType"); });
                     var functionType = node.parent;
                     var index = functionType.parameters.indexOf(node);
                     return "arg" + index;
@@ -43701,7 +43706,7 @@ var ts;
                         var relatedInformation_1 = [];
                         if (ts.isTypeAliasDeclaration(node) && ts.nodeIsMissing(node.type) && ts.hasSyntacticModifier(node, 1 /* Export */) && symbol.flags & (2097152 /* Alias */ | 788968 /* Type */ | 1920 /* Namespace */)) {
                             // export type T; - may have meant export type { T }?
-                            relatedInformation_1.push(createDiagnosticForNode(node, ts.Diagnostics.Did_you_mean_0, "export type { " + ts.unescapeLeadingUnderscores(node.name.escapedText) + " }"));
+                            relatedInformation_1.push(createDiagnosticForNode(node, ts.Diagnostics.Did_you_mean_0, "export type { ".concat(ts.unescapeLeadingUnderscores(node.name.escapedText), " }")));
                         }
                         var declarationName_1 = ts.getNameOfDeclaration(node) || node;
                         ts.forEach(symbol.declarations, function (declaration, index) {
@@ -45774,7 +45779,7 @@ var ts;
             }
         }
         function bindSourceFileAsExternalModule() {
-            bindAnonymousDeclaration(file, 512 /* ValueModule */, "\"" + ts.removeFileExtension(file.fileName) + "\"");
+            bindAnonymousDeclaration(file, 512 /* ValueModule */, "\"".concat(ts.removeFileExtension(file.fileName), "\""));
         }
         function bindExportAssignment(node) {
             if (!container.symbol || !container.symbol.exports) {
@@ -47863,7 +47868,7 @@ var ts;
                 if (sourceSymbolFile && targetSymbolFile && amalgamatedDuplicates && !isEitherEnum && sourceSymbolFile !== targetSymbolFile) {
                     var firstFile_1 = ts.comparePaths(sourceSymbolFile.path, targetSymbolFile.path) === -1 /* LessThan */ ? sourceSymbolFile : targetSymbolFile;
                     var secondFile_1 = firstFile_1 === sourceSymbolFile ? targetSymbolFile : sourceSymbolFile;
-                    var filesDuplicates = ts.getOrUpdate(amalgamatedDuplicates, firstFile_1.path + "|" + secondFile_1.path, function () {
+                    var filesDuplicates = ts.getOrUpdate(amalgamatedDuplicates, "".concat(firstFile_1.path, "|").concat(secondFile_1.path), function () {
                         return ({ firstFile: firstFile_1, secondFile: secondFile_1, conflictingSymbols: new ts.Map() });
                     });
                     var conflictingSymbolInfo = ts.getOrUpdate(filesDuplicates.conflictingSymbols, symbolName_1, function () {
@@ -48297,11 +48302,12 @@ var ts;
          *
          * @param isUse If true, this will count towards --noUnusedLocals / --noUnusedParameters.
          */
-        function resolveName(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals) {
+        function resolveName(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSpellingSuggstions) {
             if (excludeGlobals === void 0) { excludeGlobals = false; }
-            return resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSymbol);
+            if (getSpellingSuggstions === void 0) { getSpellingSuggstions = true; }
+            return resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSpellingSuggstions, getSymbol);
         }
-        function resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, lookup) {
+        function resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSpellingSuggestions, lookup) {
             var _a, _b, _c;
             var originalLocation = location; // needed for did-you-mean error reporting, which gathers candidates starting from the original location
             var result;
@@ -48618,7 +48624,7 @@ var ts;
                 }
             }
             if (!result) {
-                if (nameNotFoundMessage) {
+                if (nameNotFoundMessage && produceDiagnostics) {
                     if (!errorLocation ||
                         !checkAndReportErrorForMissingPrefix(errorLocation, name, nameArg) && // TODO: GH#18217
                             !checkAndReportErrorForExtendingInterface(errorLocation) &&
@@ -48628,7 +48634,7 @@ var ts;
                             !checkAndReportErrorForUsingNamespaceModuleAsValue(errorLocation, name, meaning) &&
                             !checkAndReportErrorForUsingValueAsType(errorLocation, name, meaning)) {
                         var suggestion = void 0;
-                        if (suggestionCount < maximumSuggestionCount) {
+                        if (getSpellingSuggestions && suggestionCount < maximumSuggestionCount) {
                             suggestion = getSuggestedSymbolForNonexistentSymbol(originalLocation, name, meaning);
                             var isGlobalScopeAugmentationDeclaration = (suggestion === null || suggestion === void 0 ? void 0 : suggestion.valueDeclaration) && ts.isAmbientModule(suggestion.valueDeclaration) && ts.isGlobalScopeAugmentation(suggestion.valueDeclaration);
                             if (isGlobalScopeAugmentationDeclaration) {
@@ -48664,7 +48670,7 @@ var ts;
                 return undefined;
             }
             // Perform extra checks only if error reporting was requested
-            if (nameNotFoundMessage) {
+            if (nameNotFoundMessage && produceDiagnostics) {
                 if (propertyWithInvalidInitializer && !(ts.getEmitScriptTarget(compilerOptions) === 99 /* ESNext */ && useDefineForClassFields)) {
                     // We have a match, but the reference occurred within a property initializer and the identifier also binds
                     // to a local variable in the constructor where the code will be emitted. Note that this is actually allowed
@@ -50502,7 +50508,7 @@ var ts;
             var cache = (links.accessibleChainCache || (links.accessibleChainCache = new ts.Map()));
             // Go from enclosingDeclaration to the first scope we check, so the cache is keyed off the scope and thus shared more
             var firstRelevantLocation = forEachSymbolTableInScope(enclosingDeclaration, function (_, __, ___, node) { return node; });
-            var key = (useOnlyExternalAliasing ? 0 : 1) + "|" + (firstRelevantLocation && getNodeId(firstRelevantLocation)) + "|" + meaning;
+            var key = "".concat(useOnlyExternalAliasing ? 0 : 1, "|").concat(firstRelevantLocation && getNodeId(firstRelevantLocation), "|").concat(meaning);
             if (cache.has(key)) {
                 return cache.get(key);
             }
@@ -51350,7 +51356,7 @@ var ts;
                         context.symbolDepth = new ts.Map();
                     }
                     var links = context.enclosingDeclaration && getNodeLinks(context.enclosingDeclaration);
-                    var key = getTypeId(type) + "|" + context.flags;
+                    var key = "".concat(getTypeId(type), "|").concat(context.flags);
                     if (links) {
                         links.serializedTypes || (links.serializedTypes = new ts.Map());
                     }
@@ -51619,7 +51625,7 @@ var ts;
                             }
                         }
                         if (checkTruncationLength(context) && (i + 2 < properties.length - 1)) {
-                            typeElements.push(ts.factory.createPropertySignature(/*modifiers*/ undefined, "... " + (properties.length - i) + " more ...", /*questionToken*/ undefined, /*type*/ undefined));
+                            typeElements.push(ts.factory.createPropertySignature(/*modifiers*/ undefined, "... ".concat(properties.length - i, " more ..."), /*questionToken*/ undefined, /*type*/ undefined));
                             addPropertyToElementList(properties[properties.length - 1], context, typeElements);
                             break;
                         }
@@ -51734,7 +51740,7 @@ var ts;
                         else if (types.length > 2) {
                             return [
                                 typeToTypeNodeHelper(types[0], context),
-                                ts.factory.createTypeReferenceNode("... " + (types.length - 2) + " more ...", /*typeArguments*/ undefined),
+                                ts.factory.createTypeReferenceNode("... ".concat(types.length - 2, " more ..."), /*typeArguments*/ undefined),
                                 typeToTypeNodeHelper(types[types.length - 1], context)
                             ];
                         }
@@ -51748,7 +51754,7 @@ var ts;
                         var type = types_2[_i];
                         i++;
                         if (checkTruncationLength(context) && (i + 2 < types.length - 1)) {
-                            result_5.push(ts.factory.createTypeReferenceNode("... " + (types.length - i) + " more ...", /*typeArguments*/ undefined));
+                            result_5.push(ts.factory.createTypeReferenceNode("... ".concat(types.length - i, " more ..."), /*typeArguments*/ undefined));
                             var typeNode_1 = typeToTypeNodeHelper(types[types.length - 1], context);
                             if (typeNode_1) {
                                 result_5.push(typeNode_1);
@@ -52256,7 +52262,7 @@ var ts;
                     var text = rawtext;
                     while (((_b = context.typeParameterNamesByText) === null || _b === void 0 ? void 0 : _b.has(text)) || typeParameterShadowsNameInScope(text, context, type)) {
                         i++;
-                        text = rawtext + "_" + i;
+                        text = "".concat(rawtext, "_").concat(i);
                     }
                     if (text !== rawtext) {
                         result = ts.factory.createIdentifier(text, result.typeArguments);
@@ -52582,7 +52588,7 @@ var ts;
                     function getNameForJSDocFunctionParameter(p, index) {
                         return p.name && ts.isIdentifier(p.name) && p.name.escapedText === "this" ? "this"
                             : getEffectiveDotDotDotForParameter(p) ? "args"
-                                : "arg" + index;
+                                : "arg".concat(index);
                     }
                     function rewriteModuleSpecifier(parent, lit) {
                         if (bundled) {
@@ -53667,7 +53673,7 @@ var ts;
                             return results_1;
                         }
                         // The `Constructor`'s symbol isn't in the class's properties lists, obviously, since it's a signature on the static
-                        return ts.Debug.fail("Unhandled class member kind! " + (p.__debugFlags || p.flags));
+                        return ts.Debug.fail("Unhandled class member kind! ".concat(p.__debugFlags || p.flags));
                     };
                 }
                 function serializePropertySymbolForInterface(p, baseType) {
@@ -53742,7 +53748,7 @@ var ts;
                     if (ref) {
                         return ref;
                     }
-                    var tempName = getUnusedName(rootName + "_base");
+                    var tempName = getUnusedName("".concat(rootName, "_base"));
                     var statement = ts.factory.createVariableStatement(/*modifiers*/ undefined, ts.factory.createVariableDeclarationList([
                         ts.factory.createVariableDeclaration(tempName, /*exclamationToken*/ undefined, typeToTypeNodeHelper(staticType, context))
                     ], 2 /* Const */));
@@ -53789,7 +53795,7 @@ var ts;
                     var original = input;
                     while ((_a = context.usedSymbolNames) === null || _a === void 0 ? void 0 : _a.has(input)) {
                         i++;
-                        input = original + "_" + i;
+                        input = "".concat(original, "_").concat(i);
                     }
                     (_b = context.usedSymbolNames) === null || _b === void 0 ? void 0 : _b.add(input);
                     if (id) {
@@ -53897,15 +53903,15 @@ var ts;
                 if (nameType.flags & 384 /* StringOrNumberLiteral */) {
                     var name = "" + nameType.value;
                     if (!ts.isIdentifierText(name, ts.getEmitScriptTarget(compilerOptions)) && !isNumericLiteralName(name)) {
-                        return "\"" + ts.escapeString(name, 34 /* doubleQuote */) + "\"";
+                        return "\"".concat(ts.escapeString(name, 34 /* doubleQuote */), "\"");
                     }
                     if (isNumericLiteralName(name) && ts.startsWith(name, "-")) {
-                        return "[" + name + "]";
+                        return "[".concat(name, "]");
                     }
                     return name;
                 }
                 if (nameType.flags & 8192 /* UniqueESSymbol */) {
-                    return "[" + getNameOfSymbolAsWritten(nameType.symbol, context) + "]";
+                    return "[".concat(getNameOfSymbolAsWritten(nameType.symbol, context), "]");
                 }
             }
         }
@@ -56679,7 +56685,7 @@ var ts;
                     !leftName ? rightName :
                         !rightName ? leftName :
                             undefined;
-                var paramSymbol = createSymbol(1 /* FunctionScopedVariable */ | (isOptional && !isRestParam ? 16777216 /* Optional */ : 0), paramName || "arg" + i);
+                var paramSymbol = createSymbol(1 /* FunctionScopedVariable */ | (isOptional && !isRestParam ? 16777216 /* Optional */ : 0), paramName || "arg".concat(i));
                 paramSymbol.type = isRestParam ? createArrayType(unionParamType) : unionParamType;
                 params[i] = paramSymbol;
             }
@@ -58598,7 +58604,7 @@ var ts;
             return result;
         }
         function getAliasId(aliasSymbol, aliasTypeArguments) {
-            return aliasSymbol ? "@" + getSymbolId(aliasSymbol) + (aliasTypeArguments ? ":" + getTypeListId(aliasTypeArguments) : "") : "";
+            return aliasSymbol ? "@".concat(getSymbolId(aliasSymbol)) + (aliasTypeArguments ? ":".concat(getTypeListId(aliasTypeArguments)) : "") : "";
         }
         // This function is used to propagate certain flags when creating new object type references and union types.
         // It is only necessary to do so if a constituent type might be the undefined type, the null type, the type
@@ -58784,7 +58790,7 @@ var ts;
             return undefined;
         }
         function getSymbolPath(symbol) {
-            return symbol.parent ? getSymbolPath(symbol.parent) + "." + symbol.escapedName : symbol.escapedName;
+            return symbol.parent ? "".concat(getSymbolPath(symbol.parent), ".").concat(symbol.escapedName) : symbol.escapedName;
         }
         function getUnresolvedSymbolForEntityName(name) {
             var identifier = name.kind === 160 /* QualifiedName */ ? name.right :
@@ -58795,7 +58801,7 @@ var ts;
                 var parentSymbol = name.kind === 160 /* QualifiedName */ ? getUnresolvedSymbolForEntityName(name.left) :
                     name.kind === 205 /* PropertyAccessExpression */ ? getUnresolvedSymbolForEntityName(name.expression) :
                         undefined;
-                var path = parentSymbol ? getSymbolPath(parentSymbol) + "." + text : text;
+                var path = parentSymbol ? "".concat(getSymbolPath(parentSymbol), ".").concat(text) : text;
                 var result = unresolvedSymbols.get(path);
                 if (!result) {
                     unresolvedSymbols.set(path, result = createSymbol(524288 /* TypeAlias */, text, 1048576 /* Unresolved */));
@@ -58868,7 +58874,7 @@ var ts;
             if (substitute.flags & 3 /* AnyOrUnknown */ || substitute === baseType) {
                 return baseType;
             }
-            var id = getTypeId(baseType) + ">" + getTypeId(substitute);
+            var id = "".concat(getTypeId(baseType), ">").concat(getTypeId(substitute));
             var cached = substitutionTypes.get(id);
             if (cached) {
                 return cached;
@@ -59069,7 +59075,7 @@ var ts;
         }
         function getGlobalSymbol(name, meaning, diagnostic) {
             // Don't track references for global symbols anyway, so value if `isReference` is arbitrary
-            return resolveName(undefined, name, meaning, diagnostic, name, /*isUse*/ false);
+            return resolveName(undefined, name, meaning, diagnostic, name, /*isUse*/ false, /*excludeGlobals*/ false, /*getSpellingSuggestions*/ false);
         }
         function getGlobalType(name, arity, reportErrors) {
             var symbol = getGlobalTypeSymbol(name, reportErrors);
@@ -59792,9 +59798,9 @@ var ts;
                 return types[0];
             }
             var typeKey = !origin ? getTypeListId(types) :
-                origin.flags & 1048576 /* Union */ ? "|" + getTypeListId(origin.types) :
-                    origin.flags & 2097152 /* Intersection */ ? "&" + getTypeListId(origin.types) :
-                        "#" + origin.type.id + "|" + getTypeListId(types); // origin type id alone is insufficient, as `keyof x` may resolve to multiple WIP values while `x` is still resolving
+                origin.flags & 1048576 /* Union */ ? "|".concat(getTypeListId(origin.types)) :
+                    origin.flags & 2097152 /* Intersection */ ? "&".concat(getTypeListId(origin.types)) :
+                        "#".concat(origin.type.id, "|").concat(getTypeListId(types)); // origin type id alone is insufficient, as `keyof x` may resolve to multiple WIP values while `x` is still resolving
             var id = typeKey + getAliasId(aliasSymbol, aliasTypeArguments);
             var type = unionTypes.get(id);
             if (!type) {
@@ -60316,7 +60322,7 @@ var ts;
             if (ts.every(newTexts, function (t) { return t === ""; }) && ts.every(newTypes, function (t) { return !!(t.flags & 4 /* String */); })) {
                 return stringType;
             }
-            var id = getTypeListId(newTypes) + "|" + ts.map(newTexts, function (t) { return t.length; }).join(",") + "|" + newTexts.join("");
+            var id = "".concat(getTypeListId(newTypes), "|").concat(ts.map(newTexts, function (t) { return t.length; }).join(","), "|").concat(newTexts.join(""));
             var type = templateLiteralTypes.get(id);
             if (!type) {
                 templateLiteralTypes.set(id, type = createTemplateLiteralType(newTexts, newTypes));
@@ -60376,7 +60382,7 @@ var ts;
             return str;
         }
         function getStringMappingTypeForGenericType(symbol, type) {
-            var id = getSymbolId(symbol) + "," + getTypeId(type);
+            var id = "".concat(getSymbolId(symbol), ",").concat(getTypeId(type));
             var result = stringMappingTypes.get(id);
             if (!result) {
                 stringMappingTypes.set(id, result = createStringMappingType(symbol, type));
@@ -61396,7 +61402,7 @@ var ts;
         function createUniqueESSymbolType(symbol) {
             var type = createType(8192 /* UniqueESSymbol */);
             type.symbol = symbol;
-            type.escapedName = "__@" + type.symbol.escapedName + "@" + getSymbolId(type.symbol);
+            type.escapedName = "__@".concat(type.symbol.escapedName, "@").concat(getSymbolId(type.symbol));
             return type;
         }
         function getESSymbolLikeTypeForNode(node) {
@@ -62939,7 +62945,7 @@ var ts;
                     return true;
             }
             if (source.flags & 524288 /* Object */ && target.flags & 524288 /* Object */) {
-                var related = relation.get(getRelationKey(source, target, 0 /* None */, relation));
+                var related = relation.get(getRelationKey(source, target, 0 /* None */, relation, /*ignoreConstraints*/ false));
                 if (related !== undefined) {
                     return !!(related & 1 /* Succeeded */);
                 }
@@ -63085,24 +63091,24 @@ var ts;
                         case ts.Diagnostics.Types_of_property_0_are_incompatible.code: {
                             // Parenthesize a `new` if there is one
                             if (path.indexOf("new ") === 0) {
-                                path = "(" + path + ")";
+                                path = "(".concat(path, ")");
                             }
                             var str = "" + args[0];
                             // If leading, just print back the arg (irrespective of if it's a valid identifier)
                             if (path.length === 0) {
-                                path = "" + str;
+                                path = "".concat(str);
                             }
                             // Otherwise write a dotted name if possible
                             else if (ts.isIdentifierText(str, ts.getEmitScriptTarget(compilerOptions))) {
-                                path = path + "." + str;
+                                path = "".concat(path, ".").concat(str);
                             }
                             // Failing that, check if the name is already a computed name
                             else if (str[0] === "[" && str[str.length - 1] === "]") {
-                                path = "" + path + str;
+                                path = "".concat(path).concat(str);
                             }
                             // And finally write out a computed name as a last resort
                             else {
-                                path = path + "[" + str + "]";
+                                path = "".concat(path, "[").concat(str, "]");
                             }
                             break;
                         }
@@ -63131,7 +63137,7 @@ var ts;
                                     msg.code === ts.Diagnostics.Construct_signatures_with_no_arguments_have_incompatible_return_types_0_and_1.code)
                                     ? ""
                                     : "...";
-                                path = "" + prefix + path + "(" + params + ")";
+                                path = "".concat(prefix).concat(path, "(").concat(params, ")");
                             }
                             break;
                         }
@@ -63144,7 +63150,7 @@ var ts;
                             break;
                         }
                         default:
-                            return ts.Debug.fail("Unhandled Diagnostic: " + msg.code);
+                            return ts.Debug.fail("Unhandled Diagnostic: ".concat(msg.code));
                     }
                 }
                 if (path) {
@@ -63788,7 +63794,8 @@ var ts;
                 if (overflow) {
                     return 0 /* False */;
                 }
-                var id = getRelationKey(source, target, intersectionState | (inPropertyCheck ? 16 /* InPropertyCheck */ : 0), relation);
+                var keyIntersectionState = intersectionState | (inPropertyCheck ? 16 /* InPropertyCheck */ : 0);
+                var id = getRelationKey(source, target, keyIntersectionState, relation, /*ingnoreConstraints*/ false);
                 var entry = relation.get(id);
                 if (entry !== undefined) {
                     if (reportErrors && entry & 2 /* Failed */ && !(entry & 4 /* Reported */)) {
@@ -63815,16 +63822,13 @@ var ts;
                     targetStack = [];
                 }
                 else {
-                    // generate a key where all type parameter id positions are replaced with unconstrained type parameter ids
-                    // this isn't perfect - nested type references passed as type arguments will muck up the indexes and thus
-                    // prevent finding matches- but it should hit up the common cases
-                    var broadestEquivalentId = id.split(",").map(function (i) { return i.replace(/-\d+/g, function (_match, offset) {
-                        var index = ts.length(id.slice(0, offset).match(/[-=]/g) || undefined);
-                        return "=" + index;
-                    }); }).join(",");
+                    // A key that starts with "*" is an indication that we have type references that reference constrained
+                    // type parameters. For such keys we also check against the key we would have gotten if all type parameters
+                    // were unconstrained.
+                    var broadestEquivalentId = id.startsWith("*") ? getRelationKey(source, target, keyIntersectionState, relation, /*ignoreConstraints*/ true) : undefined;
                     for (var i = 0; i < maybeCount; i++) {
                         // If source and target are already being compared, consider them related with assumptions
-                        if (id === maybeKeys[i] || broadestEquivalentId === maybeKeys[i]) {
+                        if (id === maybeKeys[i] || broadestEquivalentId && broadestEquivalentId === maybeKeys[i]) {
                             return 3 /* Maybe */;
                         }
                     }
@@ -65331,48 +65335,56 @@ var ts;
         function isTypeReferenceWithGenericArguments(type) {
             return isNonDeferredTypeReference(type) && ts.some(getTypeArguments(type), function (t) { return !!(t.flags & 262144 /* TypeParameter */) || isTypeReferenceWithGenericArguments(t); });
         }
-        /**
-         * getTypeReferenceId(A<T, number, U>) returns "111=0-12=1"
-         *   where A.id=111 and number.id=12
-         */
-        function getTypeReferenceId(type, typeParameters, depth) {
-            if (depth === void 0) { depth = 0; }
-            var result = "" + type.target.id;
-            for (var _i = 0, _a = getTypeArguments(type); _i < _a.length; _i++) {
-                var t = _a[_i];
-                if (isUnconstrainedTypeParameter(t)) {
-                    var index = typeParameters.indexOf(t);
-                    if (index < 0) {
-                        index = typeParameters.length;
-                        typeParameters.push(t);
+        function getGenericTypeReferenceRelationKey(source, target, postFix, ignoreConstraints) {
+            var typeParameters = [];
+            var constraintMarker = "";
+            var sourceId = getTypeReferenceId(source, 0);
+            var targetId = getTypeReferenceId(target, 0);
+            return "".concat(constraintMarker).concat(sourceId, ",").concat(targetId).concat(postFix);
+            // getTypeReferenceId(A<T, number, U>) returns "111=0-12=1"
+            // where A.id=111 and number.id=12
+            function getTypeReferenceId(type, depth) {
+                if (depth === void 0) { depth = 0; }
+                var result = "" + type.target.id;
+                for (var _i = 0, _a = getTypeArguments(type); _i < _a.length; _i++) {
+                    var t = _a[_i];
+                    if (t.flags & 262144 /* TypeParameter */) {
+                        if (ignoreConstraints || isUnconstrainedTypeParameter(t)) {
+                            var index = typeParameters.indexOf(t);
+                            if (index < 0) {
+                                index = typeParameters.length;
+                                typeParameters.push(t);
+                            }
+                            result += "=" + index;
+                            continue;
+                        }
+                        // We mark type references that reference constrained type parameters such that we know to obtain
+                        // and look for a "broadest equivalent key" in the cache.
+                        constraintMarker = "*";
+                    }
+                    else if (depth < 4 && isTypeReferenceWithGenericArguments(t)) {
+                        result += "<" + getTypeReferenceId(t, depth + 1) + ">";
+                        continue;
                     }
-                    result += "=" + index;
-                }
-                else if (depth < 4 && isTypeReferenceWithGenericArguments(t)) {
-                    result += "<" + getTypeReferenceId(t, typeParameters, depth + 1) + ">";
-                }
-                else {
                     result += "-" + t.id;
                 }
+                return result;
             }
-            return result;
         }
         /**
          * To improve caching, the relation key for two generic types uses the target's id plus ids of the type parameters.
          * For other cases, the types ids are used.
          */
-        function getRelationKey(source, target, intersectionState, relation) {
+        function getRelationKey(source, target, intersectionState, relation, ignoreConstraints) {
             if (relation === identityRelation && source.id > target.id) {
                 var temp = source;
                 source = target;
                 target = temp;
             }
             var postFix = intersectionState ? ":" + intersectionState : "";
-            if (isTypeReferenceWithGenericArguments(source) && isTypeReferenceWithGenericArguments(target)) {
-                var typeParameters = [];
-                return getTypeReferenceId(source, typeParameters) + "," + getTypeReferenceId(target, typeParameters) + postFix;
-            }
-            return source.id + "," + target.id + postFix;
+            return isTypeReferenceWithGenericArguments(source) && isTypeReferenceWithGenericArguments(target) ?
+                getGenericTypeReferenceRelationKey(source, target, postFix, ignoreConstraints) :
+                "".concat(source.id, ",").concat(target.id).concat(postFix);
         }
         // Invoke the callback for each underlying property symbol of the given symbol and return the first
         // value that isn't undefined.
@@ -65420,28 +65432,35 @@ var ts;
                 !hasBaseType(checkClass, getDeclaringClass(p)) : false; }) ? undefined : checkClass;
         }
         // Return true if the given type is deeply nested. We consider this to be the case when structural type comparisons
-        // for 5 or more occurrences or instantiations of the type have been recorded on the given stack. It is possible,
+        // for maxDepth or more occurrences or instantiations of the type have been recorded on the given stack. It is possible,
         // though highly unlikely, for this test to be true in a situation where a chain of instantiations is not infinitely
-        // expanding. Effectively, we will generate a false positive when two types are structurally equal to at least 5
+        // expanding. Effectively, we will generate a false positive when two types are structurally equal to at least maxDepth
         // levels, but unequal at some level beyond that.
-        // In addition, this will also detect when an indexed access has been chained off of 5 or more times (which is essentially
-        // the dual of the structural comparison), and likewise mark the type as deeply nested, potentially adding false positives
-        // for finite but deeply expanding indexed accesses (eg, for `Q[P1][P2][P3][P4][P5]`).
-        // It also detects when a recursive type reference has expanded 5 or more times, eg, if the true branch of
+        // In addition, this will also detect when an indexed access has been chained off of maxDepth more times (which is
+        // essentially the dual of the structural comparison), and likewise mark the type as deeply nested, potentially adding
+        // false positives for finite but deeply expanding indexed accesses (eg, for `Q[P1][P2][P3][P4][P5]`).
+        // It also detects when a recursive type reference has expanded maxDepth or more times, e.g. if the true branch of
         // `type A<T> = null extends T ? [A<NonNullable<T>>] : [T]`
-        // has expanded into `[A<NonNullable<NonNullable<NonNullable<NonNullable<NonNullable<T>>>>>>]`
-        // in such cases we need to terminate the expansion, and we do so here.
+        // has expanded into `[A<NonNullable<NonNullable<NonNullable<NonNullable<NonNullable<T>>>>>>]`. In such cases we need
+        // to terminate the expansion, and we do so here.
         function isDeeplyNestedType(type, stack, depth, maxDepth) {
-            if (maxDepth === void 0) { maxDepth = 5; }
+            if (maxDepth === void 0) { maxDepth = 3; }
             if (depth >= maxDepth) {
                 var identity_1 = getRecursionIdentity(type);
                 var count = 0;
+                var lastTypeId = 0;
                 for (var i = 0; i < depth; i++) {
-                    if (getRecursionIdentity(stack[i]) === identity_1) {
-                        count++;
-                        if (count >= maxDepth) {
-                            return true;
+                    var t = stack[i];
+                    if (getRecursionIdentity(t) === identity_1) {
+                        // We only count occurrences with a higher type id than the previous occurrence, since higher
+                        // type ids are an indicator of newer instantiations caused by recursion.
+                        if (t.id >= lastTypeId) {
+                            count++;
+                            if (count >= maxDepth) {
+                                return true;
+                            }
                         }
+                        lastTypeId = t.id;
                     }
                 }
             }
@@ -67484,11 +67503,11 @@ var ts;
                 case 79 /* Identifier */:
                     if (!ts.isThisInTypeQuery(node)) {
                         var symbol = getResolvedSymbol(node);
-                        return symbol !== unknownSymbol ? (flowContainer ? getNodeId(flowContainer) : "-1") + "|" + getTypeId(declaredType) + "|" + getTypeId(initialType) + "|" + getSymbolId(symbol) : undefined;
+                        return symbol !== unknownSymbol ? "".concat(flowContainer ? getNodeId(flowContainer) : "-1", "|").concat(getTypeId(declaredType), "|").concat(getTypeId(initialType), "|").concat(getSymbolId(symbol)) : undefined;
                     }
                 // falls through
                 case 108 /* ThisKeyword */:
-                    return "0|" + (flowContainer ? getNodeId(flowContainer) : "-1") + "|" + getTypeId(declaredType) + "|" + getTypeId(initialType);
+                    return "0|".concat(flowContainer ? getNodeId(flowContainer) : "-1", "|").concat(getTypeId(declaredType), "|").concat(getTypeId(initialType));
                 case 229 /* NonNullExpression */:
                 case 211 /* ParenthesizedExpression */:
                     return getFlowCacheKey(node.expression, declaredType, initialType, flowContainer);
@@ -71250,7 +71269,7 @@ var ts;
                     !leftName ? rightName :
                         !rightName ? leftName :
                             undefined;
-                var paramSymbol = createSymbol(1 /* FunctionScopedVariable */ | (isOptional && !isRestParam ? 16777216 /* Optional */ : 0), paramName || "arg" + i);
+                var paramSymbol = createSymbol(1 /* FunctionScopedVariable */ | (isOptional && !isRestParam ? 16777216 /* Optional */ : 0), paramName || "arg".concat(i));
                 paramSymbol.type = isRestParam ? createArrayType(unionParamType) : unionParamType;
                 params[i] = paramSymbol;
             }
@@ -73031,7 +73050,7 @@ var ts;
         }
         function getSuggestedSymbolForNonexistentSymbol(location, outerName, meaning) {
             ts.Debug.assert(outerName !== undefined, "outername should always be defined");
-            var result = resolveNameHelper(location, outerName, meaning, /*nameNotFoundMessage*/ undefined, outerName, /*isUse*/ false, /*excludeGlobals*/ false, function (symbols, name, meaning) {
+            var result = resolveNameHelper(location, outerName, meaning, /*nameNotFoundMessage*/ undefined, outerName, /*isUse*/ false, /*excludeGlobals*/ false, /*getSpellingSuggestions*/ true, function (symbols, name, meaning) {
                 ts.Debug.assertEqual(outerName, name, "name should equal outerName");
                 var symbol = getSymbol(symbols, name, meaning);
                 // Sometimes the symbol is found when location is a return type of a function: `typeof x` and `x` is declared in the body of the function
@@ -81163,7 +81182,7 @@ var ts;
         function getPropertyNameForKnownSymbolName(symbolName) {
             var ctorType = getGlobalESSymbolConstructorSymbol(/*reportErrors*/ false);
             var uniqueType = ctorType && getTypeOfPropertyOfType(getTypeOfSymbol(ctorType), ts.escapeLeadingUnderscores(symbolName));
-            return uniqueType && isTypeUsableAsPropertyName(uniqueType) ? getPropertyNameFromType(uniqueType) : "__@" + symbolName;
+            return uniqueType && isTypeUsableAsPropertyName(uniqueType) ? getPropertyNameFromType(uniqueType) : "__@".concat(symbolName);
         }
         /**
          * Gets the *yield*, *return*, and *next* types of an `Iterable`-like or `AsyncIterable`-like
@@ -88135,7 +88154,7 @@ var ts;
                 value >= 52 && value < 62 ? 48 /* _0 */ + value - 52 :
                     value === 62 ? 43 /* plus */ :
                         value === 63 ? 47 /* slash */ :
-                            ts.Debug.fail(value + ": not a base64 value");
+                            ts.Debug.fail("".concat(value, ": not a base64 value"));
     }
     function base64FormatDecode(ch) {
         return ch >= 65 /* A */ && ch <= 90 /* Z */ ? ch - 65 /* A */ :
@@ -88210,7 +88229,7 @@ var ts;
                 var mappings = ts.arrayFrom(decoder, processMapping);
                 if (decoder.error !== undefined) {
                     if (host.log) {
-                        host.log("Encountered error while decoding sourcemap: " + decoder.error);
+                        host.log("Encountered error while decoding sourcemap: ".concat(decoder.error));
                     }
                     decodedMappings = ts.emptyArray;
                 }
@@ -91876,7 +91895,7 @@ var ts;
                     var propertyName = ts.isPropertyAccessExpression(originalNode)
                         ? ts.declarationNameToString(originalNode.name)
                         : ts.getTextOfNode(originalNode.argumentExpression);
-                    ts.addSyntheticTrailingComment(substitute, 3 /* MultiLineCommentTrivia */, " " + propertyName + " ");
+                    ts.addSyntheticTrailingComment(substitute, 3 /* MultiLineCommentTrivia */, " ".concat(propertyName, " "));
                 }
                 return substitute;
             }
@@ -93268,8 +93287,8 @@ var ts;
         }
         function createHoistedVariableForClass(name, node) {
             var className = getPrivateIdentifierEnvironment().className;
-            var prefix = className ? "_" + className : "";
-            var identifier = factory.createUniqueName(prefix + "_" + name, 16 /* Optimistic */);
+            var prefix = className ? "_".concat(className) : "";
+            var identifier = factory.createUniqueName("".concat(prefix, "_").concat(name), 16 /* Optimistic */);
             if (resolver.getNodeCheckFlags(node) & 524288 /* BlockScopedBindingInLoop */) {
                 addBlockScopedVariable(identifier);
             }
@@ -95167,7 +95186,7 @@ var ts;
                 specifierSourceImports = ts.createMap();
                 currentFileState.utilizedImplicitRuntimeImports.set(importSource, specifierSourceImports);
             }
-            var generatedName = factory.createUniqueName("_" + name, 16 /* Optimistic */ | 32 /* FileLevel */ | 64 /* AllowNameSubstitution */);
+            var generatedName = factory.createUniqueName("_".concat(name), 16 /* Optimistic */ | 32 /* FileLevel */ | 64 /* AllowNameSubstitution */);
             var specifier = factory.createImportSpecifier(/*isTypeOnly*/ false, factory.createIdentifier(name), generatedName);
             generatedName.generatedImportReference = specifier;
             specifierSourceImports.set(name, specifier);
@@ -96306,11 +96325,11 @@ var ts;
                     }
                     else {
                         if (node.kind === 245 /* BreakStatement */) {
-                            labelMarker = "break-" + label.escapedText;
+                            labelMarker = "break-".concat(label.escapedText);
                             setLabeledJump(convertedLoopState, /*isBreak*/ true, ts.idText(label), labelMarker);
                         }
                         else {
-                            labelMarker = "continue-" + label.escapedText;
+                            labelMarker = "continue-".concat(label.escapedText);
                             setLabeledJump(convertedLoopState, /*isBreak*/ false, ts.idText(label), labelMarker);
                         }
                     }
@@ -105119,7 +105138,7 @@ var ts;
             return getTypeAliasDeclarationVisibilityError;
         }
         else {
-            return ts.Debug.assertNever(node, "Attempted to set a declaration diagnostic context for unhandled node kind: " + ts.SyntaxKind[node.kind]);
+            return ts.Debug.assertNever(node, "Attempted to set a declaration diagnostic context for unhandled node kind: ".concat(ts.SyntaxKind[node.kind]));
         }
         function getVariableDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult) {
             if (node.kind === 253 /* VariableDeclaration */ || node.kind === 202 /* BindingElement */) {
@@ -105330,7 +105349,7 @@ var ts;
                             ts.Diagnostics.Parameter_0_of_accessor_has_or_is_using_name_1_from_private_module_2 :
                         ts.Diagnostics.Parameter_0_of_accessor_has_or_is_using_private_name_1;
                 default:
-                    return ts.Debug.fail("Unknown parent for parameter: " + ts.SyntaxKind[node.parent.kind]);
+                    return ts.Debug.fail("Unknown parent for parameter: ".concat(ts.SyntaxKind[node.parent.kind]));
             }
         }
         function getTypeParameterConstraintVisibilityError() {
@@ -106088,7 +106107,7 @@ var ts;
             while (ts.length(lateMarkedStatements)) {
                 var i = lateMarkedStatements.shift();
                 if (!ts.isLateVisibilityPaintedStatement(i)) {
-                    return ts.Debug.fail("Late replaced statement was found which is not handled by the declaration transformer!: " + (ts.SyntaxKind ? ts.SyntaxKind[i.kind] : i.kind));
+                    return ts.Debug.fail("Late replaced statement was found which is not handled by the declaration transformer!: ".concat(ts.SyntaxKind ? ts.SyntaxKind[i.kind] : i.kind));
                 }
                 var priorNeedsDeclare = needsDeclare;
                 needsDeclare = i.parent && ts.isSourceFile(i.parent) && !(ts.isExternalModule(i.parent) && isBundledEmit);
@@ -106277,7 +106296,7 @@ var ts;
                             return cleanup(input);
                         return cleanup(factory.updateImportTypeNode(input, factory.updateLiteralTypeNode(input.argument, rewriteModuleSpecifier(input, input.argument.literal)), input.qualifier, ts.visitNodes(input.typeArguments, visitDeclarationSubtree, ts.isTypeNode), input.isTypeOf));
                     }
-                    default: ts.Debug.assertNever(input, "Attempted to process unhandled node kind: " + ts.SyntaxKind[input.kind]);
+                    default: ts.Debug.assertNever(input, "Attempted to process unhandled node kind: ".concat(ts.SyntaxKind[input.kind]));
                 }
             }
             if (ts.isTupleTypeNode(input) && (ts.getLineAndCharacterOfPosition(currentSourceFile, input.pos).line === ts.getLineAndCharacterOfPosition(currentSourceFile, input.end).line)) {
@@ -106568,7 +106587,7 @@ var ts;
                     if (extendsClause_1 && !ts.isEntityNameExpression(extendsClause_1.expression) && extendsClause_1.expression.kind !== 104 /* NullKeyword */) {
                         // We must add a temporary declaration for the extends clause expression
                         var oldId = input.name ? ts.unescapeLeadingUnderscores(input.name.escapedText) : "default";
-                        var newId_1 = factory.createUniqueName(oldId + "_base", 16 /* Optimistic */);
+                        var newId_1 = factory.createUniqueName("".concat(oldId, "_base"), 16 /* Optimistic */);
                         getSymbolAccessibilityDiagnostic = function () { return ({
                             diagnosticMessage: ts.Diagnostics.extends_clause_of_exported_class_0_has_or_is_using_private_name_1,
                             errorNode: extendsClause_1,
@@ -106609,7 +106628,7 @@ var ts;
                 }
             }
             // Anything left unhandled is an error, so this should be unreachable
-            return ts.Debug.assertNever(input, "Unhandled top-level node in declaration emit: " + ts.SyntaxKind[input.kind]);
+            return ts.Debug.assertNever(input, "Unhandled top-level node in declaration emit: ".concat(ts.SyntaxKind[input.kind]));
             function cleanup(node) {
                 if (isEnclosingDeclaration(input)) {
                     enclosingDeclaration = previousEnclosingDeclaration;
@@ -107501,13 +107520,13 @@ var ts;
         if (ts.fileExtensionIs(inputFileName, ".json" /* Json */))
             return;
         if (js && configFile.options.sourceMap) {
-            addOutput(js + ".map");
+            addOutput("".concat(js, ".map"));
         }
         if (ts.getEmitDeclarations(configFile.options)) {
             var dts = getOutputDeclarationFileName(inputFileName, configFile, ignoreCase, getCommonSourceDirectory);
             addOutput(dts);
             if (configFile.options.declarationMap) {
-                addOutput(dts + ".map");
+                addOutput("".concat(dts, ".map"));
             }
         }
     }
@@ -107576,7 +107595,7 @@ var ts;
     function getFirstProjectOutput(configFile, ignoreCase) {
         if (ts.outFile(configFile.options)) {
             var jsFilePath = getOutputPathsForBundle(configFile.options, /*forceDtsPaths*/ false).jsFilePath;
-            return ts.Debug.checkDefined(jsFilePath, "project " + configFile.options.configFilePath + " expected to have at least one output");
+            return ts.Debug.checkDefined(jsFilePath, "project ".concat(configFile.options.configFilePath, " expected to have at least one output"));
         }
         var getCommonSourceDirectory = ts.memoize(function () { return getCommonSourceDirectoryOfConfig(configFile, ignoreCase); });
         for (var _a = 0, _b = configFile.fileNames; _a < _b.length; _a++) {
@@ -107595,7 +107614,7 @@ var ts;
         var buildInfoPath = getTsBuildInfoEmitOutputFilePath(configFile.options);
         if (buildInfoPath)
             return buildInfoPath;
-        return ts.Debug.fail("project " + configFile.options.configFilePath + " expected to have at least one output");
+        return ts.Debug.fail("project ".concat(configFile.options.configFilePath, " expected to have at least one output"));
     }
     ts.getFirstProjectOutput = getFirstProjectOutput;
     /*@internal*/
@@ -107821,7 +107840,7 @@ var ts;
                 if (sourceMappingURL) {
                     if (!writer.isAtStartOfLine())
                         writer.rawWrite(newLine);
-                    writer.writeComment("//# " + "sourceMappingURL" + "=" + sourceMappingURL); // Tools can sometimes see this line as a source mapping url comment
+                    writer.writeComment("//# ".concat("sourceMappingURL", "=").concat(sourceMappingURL)); // Tools can sometimes see this line as a source mapping url comment
                 }
                 // Write the source map
                 if (sourceMapFilePath) {
@@ -107870,7 +107889,7 @@ var ts;
                 // Encode the sourceMap into the sourceMap url
                 var sourceMapText = sourceMapGenerator.toString();
                 var base64SourceMapText = ts.base64encode(ts.sys, sourceMapText);
-                return "data:application/json;base64," + base64SourceMapText;
+                return "data:application/json;base64,".concat(base64SourceMapText);
             }
             var sourceMapFile = ts.getBaseFileName(ts.normalizeSlashes(ts.Debug.checkDefined(sourceMapFilePath)));
             if (mapOptions.mapRoot) {
@@ -108050,7 +108069,7 @@ var ts;
                             return;
                         break;
                     default:
-                        ts.Debug.fail("Unexpected path: " + name);
+                        ts.Debug.fail("Unexpected path: ".concat(name));
                 }
                 outputFiles.push({ name: name, text: text, writeByteOrderMark: writeByteOrderMark });
             },
@@ -108910,7 +108929,7 @@ var ts;
                 return writeTokenNode(node, writeKeyword);
             if (ts.isTokenKind(node.kind))
                 return writeTokenNode(node, writePunctuation);
-            ts.Debug.fail("Unhandled SyntaxKind: " + ts.Debug.formatSyntaxKind(node.kind) + ".");
+            ts.Debug.fail("Unhandled SyntaxKind: ".concat(ts.Debug.formatSyntaxKind(node.kind), "."));
         }
         function emitMappedTypeParameter(node) {
             emit(node.name);
@@ -109080,13 +109099,13 @@ var ts;
             }
         }
         function emitPlaceholder(hint, node, snippet) {
-            nonEscapingWrite("${" + snippet.order + ":"); // `${2:`
+            nonEscapingWrite("${".concat(snippet.order, ":")); // `${2:`
             pipelineEmitWithHintWorker(hint, node, /*allowSnippets*/ false); // `...`
             nonEscapingWrite("}"); // `}`
             // `${2:...}`
         }
         function emitTabStop(snippet) {
-            nonEscapingWrite("$" + snippet.order);
+            nonEscapingWrite("$".concat(snippet.order));
         }
         //
         // Identifiers
@@ -110808,17 +110827,17 @@ var ts;
                 writeLine();
             }
             if (currentSourceFile && currentSourceFile.moduleName) {
-                writeComment("/// <amd-module name=\"" + currentSourceFile.moduleName + "\" />");
+                writeComment("/// <amd-module name=\"".concat(currentSourceFile.moduleName, "\" />"));
                 writeLine();
             }
             if (currentSourceFile && currentSourceFile.amdDependencies) {
                 for (var _a = 0, _b = currentSourceFile.amdDependencies; _a < _b.length; _a++) {
                     var dep = _b[_a];
                     if (dep.name) {
-                        writeComment("/// <amd-dependency name=\"" + dep.name + "\" path=\"" + dep.path + "\" />");
+                        writeComment("/// <amd-dependency name=\"".concat(dep.name, "\" path=\"").concat(dep.path, "\" />"));
                     }
                     else {
-                        writeComment("/// <amd-dependency path=\"" + dep.path + "\" />");
+                        writeComment("/// <amd-dependency path=\"".concat(dep.path, "\" />"));
                     }
                     writeLine();
                 }
@@ -110826,7 +110845,7 @@ var ts;
             for (var _c = 0, files_2 = files; _c < files_2.length; _c++) {
                 var directive = files_2[_c];
                 var pos = writer.getTextPos();
-                writeComment("/// <reference path=\"" + directive.fileName + "\" />");
+                writeComment("/// <reference path=\"".concat(directive.fileName, "\" />"));
                 if (bundleFileInfo)
                     bundleFileInfo.sections.push({ pos: pos, end: writer.getTextPos(), kind: "reference" /* Reference */, data: directive.fileName });
                 writeLine();
@@ -110834,7 +110853,7 @@ var ts;
             for (var _d = 0, types_24 = types; _d < types_24.length; _d++) {
                 var directive = types_24[_d];
                 var pos = writer.getTextPos();
-                writeComment("/// <reference types=\"" + directive.fileName + "\" />");
+                writeComment("/// <reference types=\"".concat(directive.fileName, "\" />"));
                 if (bundleFileInfo)
                     bundleFileInfo.sections.push({ pos: pos, end: writer.getTextPos(), kind: "type" /* Type */, data: directive.fileName });
                 writeLine();
@@ -110842,7 +110861,7 @@ var ts;
             for (var _e = 0, libs_1 = libs; _e < libs_1.length; _e++) {
                 var directive = libs_1[_e];
                 var pos = writer.getTextPos();
-                writeComment("/// <reference lib=\"" + directive.fileName + "\" />");
+                writeComment("/// <reference lib=\"".concat(directive.fileName, "\" />"));
                 if (bundleFileInfo)
                     bundleFileInfo.sections.push({ pos: pos, end: writer.getTextPos(), kind: "lib" /* Lib */, data: directive.fileName });
                 writeLine();
@@ -111617,9 +111636,9 @@ var ts;
                 var textSourceNode = node.textSourceNode;
                 if (ts.isIdentifier(textSourceNode) || ts.isNumericLiteral(textSourceNode)) {
                     var text = ts.isNumericLiteral(textSourceNode) ? textSourceNode.text : getTextOfNode(textSourceNode);
-                    return jsxAttributeEscape ? "\"" + ts.escapeJsxAttributeString(text) + "\"" :
-                        neverAsciiEscape || (ts.getEmitFlags(node) & 16777216 /* NoAsciiEscaping */) ? "\"" + ts.escapeString(text) + "\"" :
-                            "\"" + ts.escapeNonAsciiString(text) + "\"";
+                    return jsxAttributeEscape ? "\"".concat(ts.escapeJsxAttributeString(text), "\"") :
+                        neverAsciiEscape || (ts.getEmitFlags(node) & 16777216 /* NoAsciiEscaping */) ? "\"".concat(ts.escapeString(text), "\"") :
+                            "\"".concat(ts.escapeNonAsciiString(text), "\"");
                 }
                 else {
                     return getLiteralTextOfNode(textSourceNode, neverAsciiEscape, jsxAttributeEscape);
@@ -112096,8 +112115,8 @@ var ts;
         }
         function formatSynthesizedComment(comment) {
             return comment.kind === 3 /* MultiLineCommentTrivia */
-                ? "/*" + comment.text + "*/"
-                : "//" + comment.text;
+                ? "/*".concat(comment.text, "*/")
+                : "//".concat(comment.text);
         }
         function emitBodyWithDetachedComments(node, detachedRange, emitCallback) {
             enterComment();
@@ -112818,7 +112837,7 @@ var ts;
         var watchedDirPath = _a.watchedDirPath, fileOrDirectory = _a.fileOrDirectory, fileOrDirectoryPath = _a.fileOrDirectoryPath, configFileName = _a.configFileName, options = _a.options, program = _a.program, extraFileExtensions = _a.extraFileExtensions, currentDirectory = _a.currentDirectory, useCaseSensitiveFileNames = _a.useCaseSensitiveFileNames, writeLog = _a.writeLog, toPath = _a.toPath;
         var newPath = ts.removeIgnoredPath(fileOrDirectoryPath);
         if (!newPath) {
-            writeLog("Project: " + configFileName + " Detected ignored path: " + fileOrDirectory);
+            writeLog("Project: ".concat(configFileName, " Detected ignored path: ").concat(fileOrDirectory));
             return true;
         }
         fileOrDirectoryPath = newPath;
@@ -112827,11 +112846,11 @@ var ts;
         // If the the added or created file or directory is not supported file name, ignore the file
         // But when watched directory is added/removed, we need to reload the file list
         if (ts.hasExtension(fileOrDirectoryPath) && !ts.isSupportedSourceFileName(fileOrDirectory, options, extraFileExtensions)) {
-            writeLog("Project: " + configFileName + " Detected file add/remove of non supported extension: " + fileOrDirectory);
+            writeLog("Project: ".concat(configFileName, " Detected file add/remove of non supported extension: ").concat(fileOrDirectory));
             return true;
         }
         if (ts.isExcludedFile(fileOrDirectory, options.configFile.configFileSpecs, ts.getNormalizedAbsolutePath(ts.getDirectoryPath(configFileName), currentDirectory), useCaseSensitiveFileNames, currentDirectory)) {
-            writeLog("Project: " + configFileName + " Detected excluded file: " + fileOrDirectory);
+            writeLog("Project: ".concat(configFileName, " Detected excluded file: ").concat(fileOrDirectory));
             return true;
         }
         if (!program)
@@ -112855,7 +112874,7 @@ var ts;
         var builderProgram = !realProgram && !ts.isArray(program) ? program : undefined;
         if (hasSourceFile((filePathWithoutExtension + ".ts" /* Ts */)) ||
             hasSourceFile((filePathWithoutExtension + ".tsx" /* Tsx */))) {
-            writeLog("Project: " + configFileName + " Detected output file: " + fileOrDirectory);
+            writeLog("Project: ".concat(configFileName, " Detected output file: ").concat(fileOrDirectory));
             return true;
         }
         return false;
@@ -112923,36 +112942,36 @@ var ts;
                 host.useCaseSensitiveFileNames();
         }
         function createExcludeWatcherWithLogging(file, flags, options, detailInfo1, detailInfo2) {
-            log("ExcludeWatcher:: Added:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
+            log("ExcludeWatcher:: Added:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo)));
             return {
-                close: function () { return log("ExcludeWatcher:: Close:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo)); }
+                close: function () { return log("ExcludeWatcher:: Close:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo))); }
             };
         }
         function createFileWatcherWithLogging(file, cb, flags, options, detailInfo1, detailInfo2) {
-            log("FileWatcher:: Added:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
+            log("FileWatcher:: Added:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo)));
             var watcher = triggerInvokingFactory.watchFile(file, cb, flags, options, detailInfo1, detailInfo2);
             return {
                 close: function () {
-                    log("FileWatcher:: Close:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
+                    log("FileWatcher:: Close:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo)));
                     watcher.close();
                 }
             };
         }
         function createDirectoryWatcherWithLogging(file, cb, flags, options, detailInfo1, detailInfo2) {
-            var watchInfo = "DirectoryWatcher:: Added:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo);
+            var watchInfo = "DirectoryWatcher:: Added:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
             log(watchInfo);
             var start = ts.timestamp();
             var watcher = triggerInvokingFactory.watchDirectory(file, cb, flags, options, detailInfo1, detailInfo2);
             var elapsed = ts.timestamp() - start;
-            log("Elapsed:: " + elapsed + "ms " + watchInfo);
+            log("Elapsed:: ".concat(elapsed, "ms ").concat(watchInfo));
             return {
                 close: function () {
-                    var watchInfo = "DirectoryWatcher:: Close:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo);
+                    var watchInfo = "DirectoryWatcher:: Close:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
                     log(watchInfo);
                     var start = ts.timestamp();
                     watcher.close();
                     var elapsed = ts.timestamp() - start;
-                    log("Elapsed:: " + elapsed + "ms " + watchInfo);
+                    log("Elapsed:: ".concat(elapsed, "ms ").concat(watchInfo));
                 }
             };
         }
@@ -112962,16 +112981,16 @@ var ts;
                 for (var _i = 0; _i < arguments.length; _i++) {
                     args[_i] = arguments[_i];
                 }
-                var triggerredInfo = (key === "watchFile" ? "FileWatcher" : "DirectoryWatcher") + ":: Triggered with " + args[0] + " " + (args[1] !== undefined ? args[1] : "") + ":: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo);
+                var triggerredInfo = "".concat(key === "watchFile" ? "FileWatcher" : "DirectoryWatcher", ":: Triggered with ").concat(args[0], " ").concat(args[1] !== undefined ? args[1] : "", ":: ").concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
                 log(triggerredInfo);
                 var start = ts.timestamp();
                 cb.call.apply(cb, __spreadArray([/*thisArg*/ undefined], args, false));
                 var elapsed = ts.timestamp() - start;
-                log("Elapsed:: " + elapsed + "ms " + triggerredInfo);
+                log("Elapsed:: ".concat(elapsed, "ms ").concat(triggerredInfo));
             }, flags, options, detailInfo1, detailInfo2); };
         }
         function getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo) {
-            return "WatchInfo: " + file + " " + flags + " " + JSON.stringify(options) + " " + (getDetailWatchInfo ? getDetailWatchInfo(detailInfo1, detailInfo2) : detailInfo2 === undefined ? detailInfo1 : detailInfo1 + " " + detailInfo2);
+            return "WatchInfo: ".concat(file, " ").concat(flags, " ").concat(JSON.stringify(options), " ").concat(getDetailWatchInfo ? getDetailWatchInfo(detailInfo1, detailInfo2) : detailInfo2 === undefined ? detailInfo1 : "".concat(detailInfo1, " ").concat(detailInfo2));
         }
     }
     ts.getWatchFactory = getWatchFactory;
@@ -113278,12 +113297,12 @@ var ts;
     }
     ts.formatDiagnostics = formatDiagnostics;
     function formatDiagnostic(diagnostic, host) {
-        var errorMessage = ts.diagnosticCategoryName(diagnostic) + " TS" + diagnostic.code + ": " + flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine()) + host.getNewLine();
+        var errorMessage = "".concat(ts.diagnosticCategoryName(diagnostic), " TS").concat(diagnostic.code, ": ").concat(flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine())).concat(host.getNewLine());
         if (diagnostic.file) {
             var _a = ts.getLineAndCharacterOfPosition(diagnostic.file, diagnostic.start), line = _a.line, character = _a.character; // TODO: GH#18217
             var fileName = diagnostic.file.fileName;
             var relativeFileName = ts.convertToRelativePath(fileName, host.getCurrentDirectory(), function (fileName) { return host.getCanonicalFileName(fileName); });
-            return relativeFileName + "(" + (line + 1) + "," + (character + 1) + "): " + errorMessage;
+            return "".concat(relativeFileName, "(").concat(line + 1, ",").concat(character + 1, "): ") + errorMessage;
         }
         return errorMessage;
     }
@@ -113371,9 +113390,9 @@ var ts;
         var output = "";
         output += color(relativeFileName, ForegroundColorEscapeSequences.Cyan);
         output += ":";
-        output += color("" + (firstLine + 1), ForegroundColorEscapeSequences.Yellow);
+        output += color("".concat(firstLine + 1), ForegroundColorEscapeSequences.Yellow);
         output += ":";
-        output += color("" + (firstLineChar + 1), ForegroundColorEscapeSequences.Yellow);
+        output += color("".concat(firstLineChar + 1), ForegroundColorEscapeSequences.Yellow);
         return output;
     }
     ts.formatLocation = formatLocation;
@@ -113387,7 +113406,7 @@ var ts;
                 output += " - ";
             }
             output += formatColorAndReset(ts.diagnosticCategoryName(diagnostic), getCategoryFormat(diagnostic.category));
-            output += formatColorAndReset(" TS" + diagnostic.code + ": ", ForegroundColorEscapeSequences.Grey);
+            output += formatColorAndReset(" TS".concat(diagnostic.code, ": "), ForegroundColorEscapeSequences.Grey);
             output += flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine());
             if (diagnostic.file) {
                 output += host.getNewLine();
@@ -113496,7 +113515,7 @@ var ts;
             var result = void 0;
             var mode = getModeForResolutionAtIndex(containingFile, i);
             i++;
-            var cacheKey = mode !== undefined ? mode + "|" + name : name;
+            var cacheKey = mode !== undefined ? "".concat(mode, "|").concat(name) : name;
             if (cache.has(cacheKey)) {
                 result = cache.get(cacheKey);
             }
@@ -115580,7 +115599,7 @@ var ts;
                 path += (i === 2 ? "/" : "-") + components[i];
                 i++;
             }
-            var resolveFrom = ts.combinePaths(currentDirectory, "__lib_node_modules_lookup_" + libFileName + "__.ts");
+            var resolveFrom = ts.combinePaths(currentDirectory, "__lib_node_modules_lookup_".concat(libFileName, "__.ts"));
             var localOverrideModuleResult = ts.resolveModuleName("@typescript/lib-" + path, resolveFrom, { moduleResolution: ts.ModuleResolutionKind.NodeJs }, host, moduleResolutionCache);
             if (localOverrideModuleResult === null || localOverrideModuleResult === void 0 ? void 0 : localOverrideModuleResult.resolvedModule) {
                 return localOverrideModuleResult.resolvedModule.resolvedFileName;
@@ -116401,12 +116420,12 @@ var ts;
         }
         function directoryExistsIfProjectReferenceDeclDir(dir) {
             var dirPath = host.toPath(dir);
-            var dirPathWithTrailingDirectorySeparator = "" + dirPath + ts.directorySeparator;
+            var dirPathWithTrailingDirectorySeparator = "".concat(dirPath).concat(ts.directorySeparator);
             return ts.forEachKey(setOfDeclarationDirectories, function (declDirPath) { return dirPath === declDirPath ||
                 // Any parent directory of declaration dir
                 ts.startsWith(declDirPath, dirPathWithTrailingDirectorySeparator) ||
                 // Any directory inside declaration dir
-                ts.startsWith(dirPath, declDirPath + "/"); });
+                ts.startsWith(dirPath, "".concat(declDirPath, "/")); });
         }
         function handleDirectoryCouldBeSymlink(directory) {
             var _a;
@@ -116459,7 +116478,7 @@ var ts;
                 if (isFile && result) {
                     // Store the real path for the file'
                     var absolutePath = ts.getNormalizedAbsolutePath(fileOrDirectory, host.compilerHost.getCurrentDirectory());
-                    symlinkCache.setSymlinkedFile(fileOrDirectoryPath, "" + symlinkedDirectory.real + absolutePath.replace(new RegExp(directoryPath, "i"), ""));
+                    symlinkCache.setSymlinkedFile(fileOrDirectoryPath, "".concat(symlinkedDirectory.real).concat(absolutePath.replace(new RegExp(directoryPath, "i"), "")));
                 }
                 return result;
             }) || false;
@@ -116917,7 +116936,7 @@ var ts;
                 /*forceDtsEmit*/ true);
                 var firstDts_1 = ts.firstOrUndefined(emitOutput_1.outputFiles);
                 if (firstDts_1) {
-                    ts.Debug.assert(ts.fileExtensionIsOneOf(firstDts_1.name, [".d.ts" /* Dts */, ".d.mts" /* Dmts */, ".d.cts" /* Dcts */]), "File extension for signature expected to be dts", function () { return "Found: " + ts.getAnyExtensionFromPath(firstDts_1.name) + " for " + firstDts_1.name + ":: All output files: " + JSON.stringify(emitOutput_1.outputFiles.map(function (f) { return f.name; })); });
+                    ts.Debug.assert(ts.fileExtensionIsOneOf(firstDts_1.name, [".d.ts" /* Dts */, ".d.mts" /* Dmts */, ".d.cts" /* Dcts */]), "File extension for signature expected to be dts", function () { return "Found: ".concat(ts.getAnyExtensionFromPath(firstDts_1.name), " for ").concat(firstDts_1.name, ":: All output files: ").concat(JSON.stringify(emitOutput_1.outputFiles.map(function (f) { return f.name; }))); });
                     latestSignature = (computeHash || ts.generateDjb2Hash)(firstDts_1.text);
                     if (exportedModulesMapCache && latestSignature !== prevSignature) {
                         updateExportedModules(sourceFile, emitOutput_1.exportedModulesFromDeclarationEmit, exportedModulesMapCache);
@@ -117425,7 +117444,7 @@ var ts;
             return;
         }
         else {
-            ts.Debug.assert(state.hasCalledUpdateShapeSignature.has(affectedFile.resolvedPath) || ((_a = state.currentAffectedFilesSignatures) === null || _a === void 0 ? void 0 : _a.has(affectedFile.resolvedPath)), "Signature not updated for affected file: " + affectedFile.fileName);
+            ts.Debug.assert(state.hasCalledUpdateShapeSignature.has(affectedFile.resolvedPath) || ((_a = state.currentAffectedFilesSignatures) === null || _a === void 0 ? void 0 : _a.has(affectedFile.resolvedPath)), "Signature not updated for affected file: ".concat(affectedFile.fileName));
         }
         if (!state.compilerOptions.assumeChangesOnlyAffectDirectDependencies) {
             forEachReferencingModulesOfExportOfAffectedFile(state, affectedFile, function (state, path) { return handleDtsMayChangeOf(state, path, cancellationToken, computeHash); });
@@ -118570,7 +118589,7 @@ var ts;
                 failedLookupLocation = ts.isRootedDiskPath(failedLookupLocation) ? ts.normalizePath(failedLookupLocation) : ts.getNormalizedAbsolutePath(failedLookupLocation, getCurrentDirectory());
                 var failedLookupPathSplit = failedLookupLocationPath.split(ts.directorySeparator);
                 var failedLookupSplit = failedLookupLocation.split(ts.directorySeparator);
-                ts.Debug.assert(failedLookupSplit.length === failedLookupPathSplit.length, "FailedLookup: " + failedLookupLocation + " failedLookupLocationPath: " + failedLookupLocationPath);
+                ts.Debug.assert(failedLookupSplit.length === failedLookupPathSplit.length, "FailedLookup: ".concat(failedLookupLocation, " failedLookupLocationPath: ").concat(failedLookupLocationPath));
                 if (failedLookupPathSplit.length > rootSplitLength + 1) {
                     // Instead of watching root, watch directory in root to avoid watching excluded directories not needed for module resolution
                     return {
@@ -119684,7 +119703,7 @@ var ts;
         }
         function getJSExtensionForFile(fileName, options) {
             var _a;
-            return (_a = tryGetJSExtensionForFile(fileName, options)) !== null && _a !== void 0 ? _a : ts.Debug.fail("Extension " + ts.extensionFromPath(fileName) + " is unsupported:: FileName:: " + fileName);
+            return (_a = tryGetJSExtensionForFile(fileName, options)) !== null && _a !== void 0 ? _a : ts.Debug.fail("Extension ".concat(ts.extensionFromPath(fileName), " is unsupported:: FileName:: ").concat(fileName));
         }
         function tryGetJSExtensionForFile(fileName, options) {
             var ext = ts.tryGetExtensionFromPath(fileName);
@@ -119787,8 +119806,8 @@ var ts;
         return pretty ?
             function (diagnostic, newLine, options) {
                 clearScreenIfNotWatchingForFileChanges(system, diagnostic, options);
-                var output = "[" + ts.formatColorAndReset(getLocaleTimeString(system), ts.ForegroundColorEscapeSequences.Grey) + "] ";
-                output += "" + ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine) + (newLine + newLine);
+                var output = "[".concat(ts.formatColorAndReset(getLocaleTimeString(system), ts.ForegroundColorEscapeSequences.Grey), "] ");
+                output += "".concat(ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine)).concat(newLine + newLine);
                 system.write(output);
             } :
             function (diagnostic, newLine, options) {
@@ -119796,8 +119815,8 @@ var ts;
                 if (!clearScreenIfNotWatchingForFileChanges(system, diagnostic, options)) {
                     output += newLine;
                 }
-                output += getLocaleTimeString(system) + " - ";
-                output += "" + ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine) + getPlainDiagnosticFollowingNewLines(diagnostic, newLine);
+                output += "".concat(getLocaleTimeString(system), " - ");
+                output += "".concat(ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine)).concat(getPlainDiagnosticFollowingNewLines(diagnostic, newLine));
                 system.write(output);
             };
     }
@@ -119825,7 +119844,7 @@ var ts;
         if (errorCount === 0)
             return "";
         var d = ts.createCompilerDiagnostic(errorCount === 1 ? ts.Diagnostics.Found_1_error : ts.Diagnostics.Found_0_errors, errorCount);
-        return "" + newLine + ts.flattenDiagnosticMessageText(d.messageText, newLine) + newLine + newLine;
+        return "".concat(newLine).concat(ts.flattenDiagnosticMessageText(d.messageText, newLine)).concat(newLine).concat(newLine);
     }
     ts.getErrorSummaryText = getErrorSummaryText;
     function isBuilderProgram(program) {
@@ -119851,9 +119870,9 @@ var ts;
         var relativeFileName = function (fileName) { return ts.convertToRelativePath(fileName, program.getCurrentDirectory(), getCanonicalFileName); };
         for (var _i = 0, _c = program.getSourceFiles(); _i < _c.length; _i++) {
             var file = _c[_i];
-            write("" + toFileName(file, relativeFileName));
-            (_a = reasons.get(file.path)) === null || _a === void 0 ? void 0 : _a.forEach(function (reason) { return write("  " + fileIncludeReasonToDiagnostics(program, reason, relativeFileName).messageText); });
-            (_b = explainIfFileIsRedirect(file, relativeFileName)) === null || _b === void 0 ? void 0 : _b.forEach(function (d) { return write("  " + d.messageText); });
+            write("".concat(toFileName(file, relativeFileName)));
+            (_a = reasons.get(file.path)) === null || _a === void 0 ? void 0 : _a.forEach(function (reason) { return write("  ".concat(fileIncludeReasonToDiagnostics(program, reason, relativeFileName).messageText)); });
+            (_b = explainIfFileIsRedirect(file, relativeFileName)) === null || _b === void 0 ? void 0 : _b.forEach(function (d) { return write("  ".concat(d.messageText)); });
         }
     }
     ts.explainFiles = explainFiles;
@@ -119893,7 +119912,7 @@ var ts;
             if (isJsonFile && !ts.endsWith(includeSpec, ".json" /* Json */))
                 return false;
             var pattern = ts.getPatternFromSpec(includeSpec, basePath, "files");
-            return !!pattern && ts.getRegexFromPattern("(" + pattern + ")$", useCaseSensitiveFileNames).test(fileName);
+            return !!pattern && ts.getRegexFromPattern("(".concat(pattern, ")$"), useCaseSensitiveFileNames).test(fileName);
         });
     }
     ts.getMatchedIncludeSpec = getMatchedIncludeSpec;
@@ -119902,7 +119921,7 @@ var ts;
         var options = program.getCompilerOptions();
         if (ts.isReferencedFile(reason)) {
             var referenceLocation = ts.getReferencedFileLocation(function (path) { return program.getSourceFileByPath(path); }, reason);
-            var referenceText = ts.isReferenceFileLocation(referenceLocation) ? referenceLocation.file.text.substring(referenceLocation.pos, referenceLocation.end) : "\"" + referenceLocation.text + "\"";
+            var referenceText = ts.isReferenceFileLocation(referenceLocation) ? referenceLocation.file.text.substring(referenceLocation.pos, referenceLocation.end) : "\"".concat(referenceLocation.text, "\"");
             var message = void 0;
             ts.Debug.assert(ts.isReferenceFileLocation(referenceLocation) || reason.kind === ts.FileIncludeKind.Import, "Only synthetic references are imports");
             switch (reason.kind) {
@@ -120026,7 +120045,7 @@ var ts;
             var currentDir_1 = program.getCurrentDirectory();
             ts.forEach(emittedFiles, function (file) {
                 var filepath = ts.getNormalizedAbsolutePath(file, currentDir_1);
-                write("TSFILE: " + filepath);
+                write("TSFILE: ".concat(filepath));
             });
             listFiles(program, write);
         }
@@ -120354,7 +120373,7 @@ var ts;
         }
         var _b = ts.createWatchFactory(host, compilerOptions), watchFile = _b.watchFile, watchDirectory = _b.watchDirectory, writeLog = _b.writeLog;
         var getCanonicalFileName = ts.createGetCanonicalFileName(useCaseSensitiveFileNames);
-        writeLog("Current directory: " + currentDirectory + " CaseSensitiveFileNames: " + useCaseSensitiveFileNames);
+        writeLog("Current directory: ".concat(currentDirectory, " CaseSensitiveFileNames: ").concat(useCaseSensitiveFileNames));
         var configFileWatcher;
         if (configFileName) {
             configFileWatcher = watchFile(configFileName, scheduleProgramReload, ts.PollingInterval.High, watchOptions, ts.WatchType.ConfigFile);
@@ -120503,10 +120522,10 @@ var ts;
         function createNewProgram(hasInvalidatedResolution) {
             // Compile the program
             writeLog("CreatingProgramWith::");
-            writeLog("  roots: " + JSON.stringify(rootFileNames));
-            writeLog("  options: " + JSON.stringify(compilerOptions));
+            writeLog("  roots: ".concat(JSON.stringify(rootFileNames)));
+            writeLog("  options: ".concat(JSON.stringify(compilerOptions)));
             if (projectReferences)
-                writeLog("  projectReferences: " + JSON.stringify(projectReferences));
+                writeLog("  projectReferences: ".concat(JSON.stringify(projectReferences)));
             var needsUpdateInTypeRootWatch = hasChangedCompilerOptions || !getCurrentProgram();
             hasChangedCompilerOptions = false;
             hasChangedConfigFileParsingErrors = false;
@@ -120667,7 +120686,7 @@ var ts;
                 return resolutionCache.invalidateResolutionsOfFailedLookupLocations();
             }
             var pending = clearInvalidateResolutionsOfFailedLookupLocations();
-            writeLog("Scheduling invalidateFailedLookup" + (pending ? ", Cancelled earlier one" : ""));
+            writeLog("Scheduling invalidateFailedLookup".concat(pending ? ", Cancelled earlier one" : ""));
             timerToInvalidateFailedLookupResolutions = host.setTimeout(invalidateResolutionsOfFailedLookup, 250);
         }
         function invalidateResolutionsOfFailedLookup() {
@@ -120727,7 +120746,7 @@ var ts;
             synchronizeProgram();
         }
         function reloadConfigFile() {
-            writeLog("Reloading config file: " + configFileName);
+            writeLog("Reloading config file: ".concat(configFileName));
             reloadLevel = ts.ConfigFileProgramReloadLevel.None;
             if (cachedDirectoryStructureHost) {
                 cachedDirectoryStructureHost.clearCache();
@@ -120768,7 +120787,7 @@ var ts;
                     return config.parsedCommandLine;
                 }
             }
-            writeLog("Loading config file: " + configFileName);
+            writeLog("Loading config file: ".concat(configFileName));
             var parsedCommandLine = host.getParsedCommandLine ?
                 host.getParsedCommandLine(configFileName) :
                 getParsedCommandLineFromConfigFileHost(configFileName);
@@ -121072,8 +121091,8 @@ var ts;
      */
     function createBuilderStatusReporter(system, pretty) {
         return function (diagnostic) {
-            var output = pretty ? "[" + ts.formatColorAndReset(ts.getLocaleTimeString(system), ts.ForegroundColorEscapeSequences.Grey) + "] " : ts.getLocaleTimeString(system) + " - ";
-            output += "" + ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine) + (system.newLine + system.newLine);
+            var output = pretty ? "[".concat(ts.formatColorAndReset(ts.getLocaleTimeString(system), ts.ForegroundColorEscapeSequences.Grey), "] ") : "".concat(ts.getLocaleTimeString(system), " - ");
+            output += "".concat(ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine)).concat(system.newLine + system.newLine);
             system.write(output);
         };
     }
@@ -121848,7 +121867,7 @@ var ts;
     function listEmittedFile(_a, proj, file) {
         var write = _a.write;
         if (write && proj.options.listEmittedFiles) {
-            write("TSFILE: " + file);
+            write("TSFILE: ".concat(file));
         }
     }
     function getOldProgram(_a, proj, parsed) {
@@ -121877,7 +121896,7 @@ var ts;
     function buildErrors(state, resolvedPath, program, config, diagnostics, buildResult, errorType) {
         var canEmitBuildInfo = !(buildResult & BuildResultFlags.SyntaxErrors) && program && !ts.outFile(program.getCompilerOptions());
         reportAndStoreErrors(state, resolvedPath, diagnostics);
-        state.projectStatus.set(resolvedPath, { type: ts.UpToDateStatusType.Unbuildable, reason: errorType + " errors" });
+        state.projectStatus.set(resolvedPath, { type: ts.UpToDateStatusType.Unbuildable, reason: "".concat(errorType, " errors") });
         if (canEmitBuildInfo)
             return { buildResult: buildResult, step: BuildStep.EmitBuildInfo };
         afterProgramDone(state, program, config);
@@ -121905,7 +121924,7 @@ var ts;
             if (!host.fileExists(inputFile)) {
                 return {
                     type: ts.UpToDateStatusType.Unbuildable,
-                    reason: inputFile + " does not exist"
+                    reason: "".concat(inputFile, " does not exist")
                 };
             }
             if (!force) {
@@ -122264,7 +122283,7 @@ var ts;
             }
         }
         if (filesToDelete) {
-            reportStatus(state, ts.Diagnostics.A_non_dry_build_would_delete_the_following_files_Colon_0, filesToDelete.map(function (f) { return "\r\n * " + f; }).join(""));
+            reportStatus(state, ts.Diagnostics.A_non_dry_build_would_delete_the_following_files_Colon_0, filesToDelete.map(function (f) { return "\r\n * ".concat(f); }).join(""));
         }
         return ts.ExitStatus.Success;
     }
@@ -122597,7 +122616,7 @@ var ts;
         function nowString() {
             // E.g. "12:34:56.789"
             var d = new Date();
-            return ts.padLeft(d.getHours().toString(), 2, "0") + ":" + ts.padLeft(d.getMinutes().toString(), 2, "0") + ":" + ts.padLeft(d.getSeconds().toString(), 2, "0") + "." + ts.padLeft(d.getMilliseconds().toString(), 3, "0");
+            return "".concat(ts.padLeft(d.getHours().toString(), 2, "0"), ":").concat(ts.padLeft(d.getMinutes().toString(), 2, "0"), ":").concat(ts.padLeft(d.getSeconds().toString(), 2, "0"), ".").concat(ts.padLeft(d.getMilliseconds().toString(), 3, "0"));
         }
         server.nowString = nowString;
     })(server = ts.server || (ts.server = {}));
@@ -122608,7 +122627,7 @@ var ts;
     var JsTyping;
     (function (JsTyping) {
         function isTypingUpToDate(cachedTyping, availableTypingVersions) {
-            var availableVersion = new ts.Version(ts.getProperty(availableTypingVersions, "ts" + ts.versionMajorMinor) || ts.getProperty(availableTypingVersions, "latest"));
+            var availableVersion = new ts.Version(ts.getProperty(availableTypingVersions, "ts".concat(ts.versionMajorMinor)) || ts.getProperty(availableTypingVersions, "latest"));
             return availableVersion.compareTo(cachedTyping.version) <= 0;
         }
         JsTyping.isTypingUpToDate = isTypingUpToDate;
@@ -122661,7 +122680,7 @@ var ts;
             "worker_threads",
             "zlib"
         ];
-        JsTyping.prefixedNodeCoreModuleList = unprefixedNodeCoreModuleList.map(function (name) { return "node:" + name; });
+        JsTyping.prefixedNodeCoreModuleList = unprefixedNodeCoreModuleList.map(function (name) { return "node:".concat(name); });
         JsTyping.nodeCoreModuleList = __spreadArray(__spreadArray([], unprefixedNodeCoreModuleList, true), JsTyping.prefixedNodeCoreModuleList, true);
         JsTyping.nodeCoreModules = new ts.Set(JsTyping.nodeCoreModuleList);
         function nonRelativeModuleNameForTypingCache(moduleName) {
@@ -122740,7 +122759,7 @@ var ts;
                 var excludeTypingName = exclude_1[_i];
                 var didDelete = inferredTypings.delete(excludeTypingName);
                 if (didDelete && log)
-                    log("Typing for " + excludeTypingName + " is in exclude list, will be ignored.");
+                    log("Typing for ".concat(excludeTypingName, " is in exclude list, will be ignored."));
             }
             var newTypingNames = [];
             var cachedTypingPaths = [];
@@ -122754,7 +122773,7 @@ var ts;
             });
             var result = { cachedTypingPaths: cachedTypingPaths, newTypingNames: newTypingNames, filesToWatch: filesToWatch };
             if (log)
-                log("Result: " + JSON.stringify(result));
+                log("Result: ".concat(JSON.stringify(result)));
             return result;
             function addInferredTyping(typingName) {
                 if (!inferredTypings.has(typingName)) {
@@ -122763,7 +122782,7 @@ var ts;
             }
             function addInferredTypings(typingNames, message) {
                 if (log)
-                    log(message + ": " + JSON.stringify(typingNames));
+                    log("".concat(message, ": ").concat(JSON.stringify(typingNames)));
                 ts.forEach(typingNames, addInferredTyping);
             }
             /**
@@ -122776,7 +122795,7 @@ var ts;
                 filesToWatch.push(jsonPath);
                 var jsonConfig = ts.readConfigFile(jsonPath, function (path) { return host.readFile(path); }).config;
                 var jsonTypingNames = ts.flatMap([jsonConfig.dependencies, jsonConfig.devDependencies, jsonConfig.optionalDependencies, jsonConfig.peerDependencies], ts.getOwnKeys);
-                addInferredTypings(jsonTypingNames, "Typing names in '" + jsonPath + "' dependencies");
+                addInferredTypings(jsonTypingNames, "Typing names in '".concat(jsonPath, "' dependencies"));
             }
             /**
              * Infer typing names from given file names. For example, the file name "jquery-min.2.3.4.js"
@@ -122815,7 +122834,7 @@ var ts;
                 // depth of 2, so we access `node_modules/foo` but not `node_modules/foo/bar`
                 var fileNames = host.readDirectory(packagesFolderPath, [".json" /* Json */], /*excludes*/ undefined, /*includes*/ undefined, /*depth*/ 2);
                 if (log)
-                    log("Searching for typing names in " + packagesFolderPath + "; all files: " + JSON.stringify(fileNames));
+                    log("Searching for typing names in ".concat(packagesFolderPath, "; all files: ").concat(JSON.stringify(fileNames)));
                 var packageNames = [];
                 for (var _i = 0, fileNames_1 = fileNames; _i < fileNames_1.length; _i++) {
                     var fileName = fileNames_1[_i];
@@ -122842,7 +122861,7 @@ var ts;
                     if (ownTypes) {
                         var absolutePath = ts.getNormalizedAbsolutePath(ownTypes, ts.getDirectoryPath(normalizedFileName));
                         if (log)
-                            log("    Package '" + packageJson.name + "' provides its own types.");
+                            log("    Package '".concat(packageJson.name, "' provides its own types."));
                         inferredTypings.set(packageJson.name, absolutePath);
                     }
                     else {
@@ -122914,15 +122933,15 @@ var ts;
             var kind = isScopeName ? "Scope" : "Package";
             switch (result) {
                 case 1 /* EmptyName */:
-                    return "'" + typing + "':: " + kind + " name '" + name + "' cannot be empty";
+                    return "'".concat(typing, "':: ").concat(kind, " name '").concat(name, "' cannot be empty");
                 case 2 /* NameTooLong */:
-                    return "'" + typing + "':: " + kind + " name '" + name + "' should be less than " + maxPackageNameLength + " characters";
+                    return "'".concat(typing, "':: ").concat(kind, " name '").concat(name, "' should be less than ").concat(maxPackageNameLength, " characters");
                 case 3 /* NameStartsWithDot */:
-                    return "'" + typing + "':: " + kind + " name '" + name + "' cannot start with '.'";
+                    return "'".concat(typing, "':: ").concat(kind, " name '").concat(name, "' cannot start with '.'");
                 case 4 /* NameStartsWithUnderscore */:
-                    return "'" + typing + "':: " + kind + " name '" + name + "' cannot start with '_'";
+                    return "'".concat(typing, "':: ").concat(kind, " name '").concat(name, "' cannot start with '_'");
                 case 5 /* NameContainsNonURISafeCharacters */:
-                    return "'" + typing + "':: " + kind + " name '" + name + "' contains non URI safe characters";
+                    return "'".concat(typing, "':: ").concat(kind, " name '").concat(name, "' contains non URI safe characters");
                 case 0 /* Ok */:
                     return ts.Debug.fail(); // Shouldn't have called this.
                 default:
@@ -125480,7 +125499,7 @@ var ts;
         var prefix = ts.isJSDocLink(link) ? "link"
             : ts.isJSDocLinkCode(link) ? "linkcode"
                 : "linkplain";
-        var parts = [linkPart("{@" + prefix + " ")];
+        var parts = [linkPart("{@".concat(prefix, " "))];
         if (!link.name) {
             if (link.text)
                 parts.push(linkTextPart(link.text));
@@ -125728,7 +125747,7 @@ var ts;
     function getUniqueName(baseName, sourceFile) {
         var nameText = baseName;
         for (var i = 1; !ts.isFileLevelUniqueName(sourceFile, nameText); i++) {
-            nameText = baseName + "_" + i;
+            nameText = "".concat(baseName, "_").concat(i);
         }
         return nameText;
     }
@@ -125838,7 +125857,7 @@ var ts;
         // Editors can pass in undefined or empty string - we want to infer the preference in those cases.
         var quotePreference = getQuotePreference(sourceFile, preferences);
         var quoted = JSON.stringify(text);
-        return quotePreference === 0 /* Single */ ? "'" + ts.stripQuotes(quoted).replace(/'/g, "\\'").replace(/\\"/g, '"') + "'" : quoted;
+        return quotePreference === 0 /* Single */ ? "'".concat(ts.stripQuotes(quoted).replace(/'/g, "\\'").replace(/\\"/g, '"'), "'") : quoted;
     }
     ts.quote = quote;
     function isEqualityOperatorKind(kind) {
@@ -126210,7 +126229,7 @@ var ts;
             var components = ts.getPathComponents(ts.getPackageNameFromTypesPackageName(fullSpecifier)).slice(1);
             // Scoped packages
             if (ts.startsWith(components[0], "@")) {
-                return components[0] + "/" + components[1];
+                return "".concat(components[0], "/").concat(components[1]);
             }
             return components[0];
         }
@@ -126317,13 +126336,13 @@ var ts;
     ts.getNameForExportedSymbol = getNameForExportedSymbol;
     function getSymbolParentOrFail(symbol) {
         var _a;
-        return ts.Debug.checkDefined(symbol.parent, "Symbol parent was undefined. Flags: " + ts.Debug.formatSymbolFlags(symbol.flags) + ". " +
-            ("Declarations: " + ((_a = symbol.declarations) === null || _a === void 0 ? void 0 : _a.map(function (d) {
+        return ts.Debug.checkDefined(symbol.parent, "Symbol parent was undefined. Flags: ".concat(ts.Debug.formatSymbolFlags(symbol.flags), ". ") +
+            "Declarations: ".concat((_a = symbol.declarations) === null || _a === void 0 ? void 0 : _a.map(function (d) {
                 var kind = ts.Debug.formatSyntaxKind(d.kind);
                 var inJS = ts.isInJSFile(d);
                 var expression = d.expression;
-                return (inJS ? "[JS]" : "") + kind + (expression ? " (expression: " + ts.Debug.formatSyntaxKind(expression.kind) + ")" : "");
-            }).join(", ")) + "."));
+                return (inJS ? "[JS]" : "") + kind + (expression ? " (expression: ".concat(ts.Debug.formatSyntaxKind(expression.kind), ")") : "");
+            }).join(", "), "."));
     }
     /**
      * Useful to check whether a string contains another string at a specific index
@@ -126531,7 +126550,7 @@ var ts;
                 : checker.tryFindAmbientModule(info.moduleName));
             var symbol = info.symbol || cachedSymbol || ts.Debug.checkDefined(exportKind === 2 /* ExportEquals */
                 ? checker.resolveExternalModuleSymbol(moduleSymbol)
-                : checker.tryGetMemberInModuleExportsAndProperties(ts.unescapeLeadingUnderscores(info.symbolTableKey), moduleSymbol), "Could not find symbol '" + info.symbolName + "' by key '" + info.symbolTableKey + "' in module " + moduleSymbol.name);
+                : checker.tryGetMemberInModuleExportsAndProperties(ts.unescapeLeadingUnderscores(info.symbolTableKey), moduleSymbol), "Could not find symbol '".concat(info.symbolName, "' by key '").concat(info.symbolTableKey, "' in module ").concat(moduleSymbol.name));
             symbols.set(id, [symbol, moduleSymbol]);
             return {
                 symbol: symbol,
@@ -126544,7 +126563,7 @@ var ts;
         }
         function key(importedName, symbol, ambientModuleName, checker) {
             var moduleKey = ambientModuleName || "";
-            return importedName + "|" + ts.getSymbolId(ts.skipAlias(symbol, checker)) + "|" + moduleKey;
+            return "".concat(importedName, "|").concat(ts.getSymbolId(ts.skipAlias(symbol, checker)), "|").concat(moduleKey);
         }
         function parseKey(key) {
             var symbolName = key.substring(0, key.indexOf("|"));
@@ -126624,7 +126643,7 @@ var ts;
         if (autoImportProvider) {
             var start = ts.timestamp();
             forEachExternalModule(autoImportProvider.getTypeChecker(), autoImportProvider.getSourceFiles(), function (module, file) { return cb(module, file, autoImportProvider, /*isFromPackageJson*/ true); });
-            (_b = host.log) === null || _b === void 0 ? void 0 : _b.call(host, "forEachExternalModuleToImportFrom autoImportProvider: " + (ts.timestamp() - start));
+            (_b = host.log) === null || _b === void 0 ? void 0 : _b.call(host, "forEachExternalModuleToImportFrom autoImportProvider: ".concat(ts.timestamp() - start));
         }
     }
     ts.forEachExternalModuleToImportFrom = forEachExternalModuleToImportFrom;
@@ -126678,7 +126697,7 @@ var ts;
                 }
             });
         });
-        (_e = host.log) === null || _e === void 0 ? void 0 : _e.call(host, "getExportInfoMap: done in " + (ts.timestamp() - start) + " ms");
+        (_e = host.log) === null || _e === void 0 ? void 0 : _e.call(host, "getExportInfoMap: done in ".concat(ts.timestamp() - start, " ms"));
         return cache;
     }
     ts.getExportInfoMap = getExportInfoMap;
@@ -127211,7 +127230,7 @@ var ts;
         return { spans: spans, endOfLineState: 0 /* None */ };
         function pushClassification(start, end, type) {
             var length = end - start;
-            ts.Debug.assert(length > 0, "Classification had non-positive length of " + length);
+            ts.Debug.assert(length > 0, "Classification had non-positive length of ".concat(length));
             spans.push(start);
             spans.push(length);
             spans.push(type);
@@ -128079,7 +128098,7 @@ var ts;
                     case ".d.cts" /* Dcts */: return ".d.cts" /* dctsModifier */;
                     case ".cjs" /* Cjs */: return ".cjs" /* cjsModifier */;
                     case ".cts" /* Cts */: return ".cts" /* ctsModifier */;
-                    case ".tsbuildinfo" /* TsBuildInfo */: return ts.Debug.fail("Extension " + ".tsbuildinfo" /* TsBuildInfo */ + " is unsupported.");
+                    case ".tsbuildinfo" /* TsBuildInfo */: return ts.Debug.fail("Extension ".concat(".tsbuildinfo" /* TsBuildInfo */, " is unsupported."));
                     case undefined: return "" /* none */;
                     default:
                         return ts.Debug.assertNever(extension);
@@ -128808,10 +128827,10 @@ var ts;
             var resolvedFromCacheCount = 0;
             var cacheAttemptCount = 0;
             var result = cb({ tryResolve: tryResolve, resolutionLimitExceeded: function () { return resolutionLimitExceeded; } });
-            var hitRateMessage = cacheAttemptCount ? " (" + (resolvedFromCacheCount / cacheAttemptCount * 100).toFixed(1) + "% hit rate)" : "";
-            (_a = host.log) === null || _a === void 0 ? void 0 : _a.call(host, logPrefix + ": resolved " + resolvedCount + " module specifiers, plus " + ambientCount + " ambient and " + resolvedFromCacheCount + " from cache" + hitRateMessage);
-            (_b = host.log) === null || _b === void 0 ? void 0 : _b.call(host, logPrefix + ": response is " + (resolutionLimitExceeded ? "incomplete" : "complete"));
-            (_c = host.log) === null || _c === void 0 ? void 0 : _c.call(host, logPrefix + ": " + (ts.timestamp() - start));
+            var hitRateMessage = cacheAttemptCount ? " (".concat((resolvedFromCacheCount / cacheAttemptCount * 100).toFixed(1), "% hit rate)") : "";
+            (_a = host.log) === null || _a === void 0 ? void 0 : _a.call(host, "".concat(logPrefix, ": resolved ").concat(resolvedCount, " module specifiers, plus ").concat(ambientCount, " ambient and ").concat(resolvedFromCacheCount, " from cache").concat(hitRateMessage));
+            (_b = host.log) === null || _b === void 0 ? void 0 : _b.call(host, "".concat(logPrefix, ": response is ").concat(resolutionLimitExceeded ? "incomplete" : "complete"));
+            (_c = host.log) === null || _c === void 0 ? void 0 : _c.call(host, "".concat(logPrefix, ": ").concat(ts.timestamp() - start));
             return result;
             function tryResolve(exportInfo, isFromAmbientModule) {
                 if (isFromAmbientModule) {
@@ -129114,15 +129133,15 @@ var ts;
             var useBraces = origin && originIsSymbolMember(origin) || needsConvertPropertyAccess;
             if (origin && originIsThisType(origin)) {
                 insertText = needsConvertPropertyAccess
-                    ? "this" + (insertQuestionDot ? "?." : "") + "[" + quotePropertyName(sourceFile, preferences, name) + "]"
-                    : "this" + (insertQuestionDot ? "?." : ".") + name;
+                    ? "this".concat(insertQuestionDot ? "?." : "", "[").concat(quotePropertyName(sourceFile, preferences, name), "]")
+                    : "this".concat(insertQuestionDot ? "?." : ".").concat(name);
             }
             // We should only have needsConvertPropertyAccess if there's a property access to convert. But see #21790.
             // Somehow there was a global with a non-identifier name. Hopefully someone will complain about getting a "foo bar" global completion and provide a repro.
             else if ((useBraces || insertQuestionDot) && propertyAccessToConvert) {
-                insertText = useBraces ? needsConvertPropertyAccess ? "[" + quotePropertyName(sourceFile, preferences, name) + "]" : "[" + name + "]" : name;
+                insertText = useBraces ? needsConvertPropertyAccess ? "[".concat(quotePropertyName(sourceFile, preferences, name), "]") : "[".concat(name, "]") : name;
                 if (insertQuestionDot || propertyAccessToConvert.questionDotToken) {
-                    insertText = "?." + insertText;
+                    insertText = "?.".concat(insertText);
                 }
                 var dot = ts.findChildOfKind(propertyAccessToConvert, 24 /* DotToken */, sourceFile) ||
                     ts.findChildOfKind(propertyAccessToConvert, 28 /* QuestionDotToken */, sourceFile);
@@ -129136,7 +129155,7 @@ var ts;
             if (isJsxInitializer) {
                 if (insertText === undefined)
                     insertText = name;
-                insertText = "{" + insertText + "}";
+                insertText = "{".concat(insertText, "}");
                 if (typeof isJsxInitializer !== "boolean") {
                     replacementSpan = ts.createTextSpanFromNode(isJsxInitializer, sourceFile);
                 }
@@ -129149,8 +129168,8 @@ var ts;
                 if (precedingToken && ts.positionIsASICandidate(precedingToken.end, precedingToken.parent, sourceFile)) {
                     awaitText = ";";
                 }
-                awaitText += "(await " + propertyAccessToConvert.expression.getText() + ")";
-                insertText = needsConvertPropertyAccess ? "" + awaitText + insertText : "" + awaitText + (insertQuestionDot ? "?." : ".") + insertText;
+                awaitText += "(await ".concat(propertyAccessToConvert.expression.getText(), ")");
+                insertText = needsConvertPropertyAccess ? "".concat(awaitText).concat(insertText) : "".concat(awaitText).concat(insertQuestionDot ? "?." : ".").concat(insertText);
                 replacementSpan = ts.createTextSpanFromBounds(propertyAccessToConvert.getStart(sourceFile), propertyAccessToConvert.end);
             }
             if (originIsResolvedExport(origin)) {
@@ -129181,7 +129200,7 @@ var ts;
                     && !(type.flags & 1048576 /* Union */ && ts.find(type.types, function (type) { return !!(type.flags & 528 /* BooleanLike */); }))) {
                     if (type.flags & 402653316 /* StringLike */ || (type.flags & 1048576 /* Union */ && ts.every(type.types, function (type) { return !!(type.flags & (402653316 /* StringLike */ | 32768 /* Undefined */)); }))) {
                         // If is string like or undefined use quotes
-                        insertText = ts.escapeSnippetText(name) + "=" + ts.quote(sourceFile, preferences, "$1");
+                        insertText = "".concat(ts.escapeSnippetText(name), "=").concat(ts.quote(sourceFile, preferences, "$1"));
                         isSnippet = true;
                     }
                     else {
@@ -129190,7 +129209,7 @@ var ts;
                     }
                 }
                 if (useBraces_1) {
-                    insertText = ts.escapeSnippetText(name) + "={$1}";
+                    insertText = "".concat(ts.escapeSnippetText(name), "={$1}");
                     isSnippet = true;
                 }
             }
@@ -129454,14 +129473,14 @@ var ts;
             var importKind = ts.codefix.getImportKind(sourceFile, exportKind, options, /*forceImportKeyword*/ true);
             var isTopLevelTypeOnly = ((_b = (_a = ts.tryCast(importCompletionNode, ts.isImportDeclaration)) === null || _a === void 0 ? void 0 : _a.importClause) === null || _b === void 0 ? void 0 : _b.isTypeOnly) || ((_c = ts.tryCast(importCompletionNode, ts.isImportEqualsDeclaration)) === null || _c === void 0 ? void 0 : _c.isTypeOnly);
             var isImportSpecifierTypeOnly = couldBeTypeOnlyImportSpecifier(importCompletionNode, contextToken);
-            var topLevelTypeOnlyText = isTopLevelTypeOnly ? " " + ts.tokenToString(151 /* TypeKeyword */) + " " : " ";
-            var importSpecifierTypeOnlyText = isImportSpecifierTypeOnly ? ts.tokenToString(151 /* TypeKeyword */) + " " : "";
+            var topLevelTypeOnlyText = isTopLevelTypeOnly ? " ".concat(ts.tokenToString(151 /* TypeKeyword */), " ") : " ";
+            var importSpecifierTypeOnlyText = isImportSpecifierTypeOnly ? "".concat(ts.tokenToString(151 /* TypeKeyword */), " ") : "";
             var suffix = useSemicolons ? ";" : "";
             switch (importKind) {
-                case 3 /* CommonJS */: return { replacementSpan: replacementSpan, insertText: "import" + topLevelTypeOnlyText + ts.escapeSnippetText(name) + tabStop + " = require(" + quotedModuleSpecifier + ")" + suffix };
-                case 1 /* Default */: return { replacementSpan: replacementSpan, insertText: "import" + topLevelTypeOnlyText + ts.escapeSnippetText(name) + tabStop + " from " + quotedModuleSpecifier + suffix };
-                case 2 /* Namespace */: return { replacementSpan: replacementSpan, insertText: "import" + topLevelTypeOnlyText + "* as " + ts.escapeSnippetText(name) + " from " + quotedModuleSpecifier + suffix };
-                case 0 /* Named */: return { replacementSpan: replacementSpan, insertText: "import" + topLevelTypeOnlyText + "{ " + importSpecifierTypeOnlyText + ts.escapeSnippetText(name) + tabStop + " } from " + quotedModuleSpecifier + suffix };
+                case 3 /* CommonJS */: return { replacementSpan: replacementSpan, insertText: "import".concat(topLevelTypeOnlyText).concat(ts.escapeSnippetText(name)).concat(tabStop, " = require(").concat(quotedModuleSpecifier, ")").concat(suffix) };
+                case 1 /* Default */: return { replacementSpan: replacementSpan, insertText: "import".concat(topLevelTypeOnlyText).concat(ts.escapeSnippetText(name)).concat(tabStop, " from ").concat(quotedModuleSpecifier).concat(suffix) };
+                case 2 /* Namespace */: return { replacementSpan: replacementSpan, insertText: "import".concat(topLevelTypeOnlyText, "* as ").concat(ts.escapeSnippetText(name), " from ").concat(quotedModuleSpecifier).concat(suffix) };
+                case 0 /* Named */: return { replacementSpan: replacementSpan, insertText: "import".concat(topLevelTypeOnlyText, "{ ").concat(importSpecifierTypeOnlyText).concat(ts.escapeSnippetText(name)).concat(tabStop, " } from ").concat(quotedModuleSpecifier).concat(suffix) };
             }
         }
         function quotePropertyName(sourceFile, preferences, name) {
@@ -132360,7 +132379,7 @@ var ts;
         }
         function getDocumentRegistryEntry(bucketEntry, scriptKind) {
             var entry = isDocumentRegistryEntry(bucketEntry) ? bucketEntry : bucketEntry.get(ts.Debug.checkDefined(scriptKind, "If there are more than one scriptKind's for same document the scriptKind should be provided"));
-            ts.Debug.assert(scriptKind === undefined || !entry || entry.sourceFile.scriptKind === scriptKind, "Script kind should match provided ScriptKind:" + scriptKind + " and sourceFile.scriptKind: " + (entry === null || entry === void 0 ? void 0 : entry.sourceFile.scriptKind) + ", !entry: " + !entry);
+            ts.Debug.assert(scriptKind === undefined || !entry || entry.sourceFile.scriptKind === scriptKind, "Script kind should match provided ScriptKind:".concat(scriptKind, " and sourceFile.scriptKind: ").concat(entry === null || entry === void 0 ? void 0 : entry.sourceFile.scriptKind, ", !entry: ").concat(!entry));
             return entry;
         }
         function acquireOrUpdateDocument(fileName, path, compilationSettings, key, scriptSnapshot, version, acquiring, scriptKind) {
@@ -133372,7 +133391,7 @@ var ts;
                             sourceFile: def.file,
                             name: def.reference.fileName,
                             kind: "string" /* string */,
-                            displayParts: [ts.displayPart("\"" + def.reference.fileName + "\"", ts.SymbolDisplayPartKind.stringLiteral)]
+                            displayParts: [ts.displayPart("\"".concat(def.reference.fileName, "\""), ts.SymbolDisplayPartKind.stringLiteral)]
                         };
                     }
                     default:
@@ -133952,7 +133971,7 @@ var ts;
                         if (symbol.flags & 33554432 /* Transient */)
                             return undefined;
                         // Assertions for GH#21814. We should be handling SourceFile symbols in `getReferencedSymbolsForModule` instead of getting here.
-                        ts.Debug.fail("Unexpected symbol at " + ts.Debug.formatSyntaxKind(node.kind) + ": " + ts.Debug.formatSymbol(symbol));
+                        ts.Debug.fail("Unexpected symbol at ".concat(ts.Debug.formatSyntaxKind(node.kind), ": ").concat(ts.Debug.formatSymbol(symbol)));
                     }
                     return ts.isTypeLiteralNode(decl.parent) && ts.isUnionTypeNode(decl.parent.parent)
                         ? checker.getPropertyOfType(checker.getTypeFromTypeNode(decl.parent.parent), symbol.name)
@@ -135236,8 +135255,8 @@ var ts;
                 var end = pos + 6; /* "static".length */
                 var typeChecker = program.getTypeChecker();
                 var symbol = typeChecker.getSymbolAtLocation(node.parent);
-                var prefix = symbol ? typeChecker.symbolToString(symbol, node.parent) + " " : "";
-                return { text: prefix + "static {}", pos: pos, end: end };
+                var prefix = symbol ? "".concat(typeChecker.symbolToString(symbol, node.parent), " ") : "";
+                return { text: "".concat(prefix, "static {}"), pos: pos, end: end };
             }
             var declName = isConstNamedExpression(node) ? node.parent.name :
                 ts.Debug.checkDefined(ts.getNameOfDeclaration(node), "Expected call hierarchy item to have a name");
@@ -136498,7 +136517,7 @@ var ts;
         function getJSDocTagCompletions() {
             return jsDocTagCompletionEntries || (jsDocTagCompletionEntries = ts.map(jsDocTagNames, function (tagName) {
                 return {
-                    name: "@" + tagName,
+                    name: "@".concat(tagName),
                     kind: "keyword" /* keyword */,
                     kindModifiers: "",
                     sortText: ts.Completions.SortText.LocationPriority
@@ -136630,11 +136649,11 @@ var ts;
                 var name = _a.name, dotDotDotToken = _a.dotDotDotToken;
                 var paramName = name.kind === 79 /* Identifier */ ? name.text : "param" + i;
                 var type = isJavaScriptFile ? (dotDotDotToken ? "{...any} " : "{any} ") : "";
-                return indentationStr + " * @param " + type + paramName + newLine;
+                return "".concat(indentationStr, " * @param ").concat(type).concat(paramName).concat(newLine);
             }).join("");
         }
         function returnsDocComment(indentationStr, newLine) {
-            return indentationStr + " * @returns" + newLine;
+            return "".concat(indentationStr, " * @returns").concat(newLine);
         }
         function getCommentOwnerInfo(tokenAtPos, options) {
             return ts.forEachAncestor(tokenAtPos, function (n) { return getCommentOwnerInfoWorker(n, options); });
@@ -137474,7 +137493,7 @@ var ts;
             }
             if (name) {
                 var text = ts.isIdentifier(name) ? name.text
-                    : ts.isElementAccessExpression(name) ? "[" + nodeText(name.argumentExpression) + "]"
+                    : ts.isElementAccessExpression(name) ? "[".concat(nodeText(name.argumentExpression), "]")
                         : nodeText(name);
                 if (text.length > 0) {
                     return cleanText(text);
@@ -137484,7 +137503,7 @@ var ts;
                 case 303 /* SourceFile */:
                     var sourceFile = node;
                     return ts.isExternalModule(sourceFile)
-                        ? "\"" + ts.escapeString(ts.getBaseFileName(ts.removeFileExtension(ts.normalizePath(sourceFile.fileName)))) + "\""
+                        ? "\"".concat(ts.escapeString(ts.getBaseFileName(ts.removeFileExtension(ts.normalizePath(sourceFile.fileName)))), "\"")
                         : "<global>";
                 case 270 /* ExportAssignment */:
                     return ts.isExportAssignment(node) && node.isExportEquals ? "export=" /* ExportEquals */ : "default" /* Default */;
@@ -137680,10 +137699,10 @@ var ts;
                 if (name !== undefined) {
                     name = cleanText(name);
                     if (name.length > maxLength) {
-                        return name + " callback";
+                        return "".concat(name, " callback");
                     }
                     var args = cleanText(ts.mapDefined(parent.arguments, function (a) { return ts.isStringLiteralLike(a) ? a.getText(curSourceFile) : undefined; }).join(", "));
-                    return name + "(" + args + ") callback";
+                    return "".concat(name, "(").concat(args, ") callback");
                 }
             }
             return "<function>";
@@ -137696,7 +137715,7 @@ var ts;
             else if (ts.isPropertyAccessExpression(expr)) {
                 var left = getCalledExpressionName(expr.expression);
                 var right = expr.name.text;
-                return left === undefined ? right : left + "." + right;
+                return left === undefined ? right : "".concat(left, ".").concat(right);
             }
             else {
                 return undefined;
@@ -140128,7 +140147,7 @@ var ts;
             var _loop_9 = function (n) {
                 // If the node is not a subspan of its parent, this is a big problem.
                 // There have been crashes that might be caused by this violation.
-                ts.Debug.assert(ts.rangeContainsRange(n.parent, n), "Not a subspan", function () { return "Child: " + ts.Debug.formatSyntaxKind(n.kind) + ", parent: " + ts.Debug.formatSyntaxKind(n.parent.kind); });
+                ts.Debug.assert(ts.rangeContainsRange(n.parent, n), "Not a subspan", function () { return "Child: ".concat(ts.Debug.formatSyntaxKind(n.kind), ", parent: ").concat(ts.Debug.formatSyntaxKind(n.parent.kind)); });
                 var argumentInfo = getImmediatelyContainingArgumentOrContextualParameterInfo(n, position, sourceFile, checker);
                 if (argumentInfo) {
                     return { value: argumentInfo };
@@ -140300,7 +140319,7 @@ var ts;
     (function (InlayHints) {
         var maxHintsLength = 30;
         var leadingParameterNameCommentRegexFactory = function (name) {
-            return new RegExp("^\\s?/\\*\\*?\\s?" + name + "\\s?\\*\\/\\s?$");
+            return new RegExp("^\\s?/\\*\\*?\\s?".concat(name, "\\s?\\*\\/\\s?$"));
         };
         function shouldShowParameterNameHints(preferences) {
             return preferences.includeInlayParameterNameHints === "literals" || preferences.includeInlayParameterNameHints === "all";
@@ -140364,7 +140383,7 @@ var ts;
             }
             function addParameterHints(text, position, isFirstVariadicArgument) {
                 result.push({
-                    text: "" + (isFirstVariadicArgument ? "..." : "") + truncation(text, maxHintsLength) + ":",
+                    text: "".concat(isFirstVariadicArgument ? "..." : "").concat(truncation(text, maxHintsLength), ":"),
                     position: position,
                     kind: "Parameter" /* Parameter */,
                     whitespaceAfter: true,
@@ -140372,7 +140391,7 @@ var ts;
             }
             function addTypeHints(text, position) {
                 result.push({
-                    text: ": " + truncation(text, maxHintsLength),
+                    text: ": ".concat(truncation(text, maxHintsLength)),
                     position: position,
                     kind: "Type" /* Type */,
                     whitespaceBefore: true,
@@ -140380,7 +140399,7 @@ var ts;
             }
             function addEnumMemberValueHints(text, position) {
                 result.push({
-                    text: "= " + truncation(text, maxHintsLength),
+                    text: "= ".concat(truncation(text, maxHintsLength)),
                     position: position,
                     kind: "Enum" /* Enum */,
                     whitespaceBefore: true,
@@ -140915,7 +140934,7 @@ var ts;
         }
     }
     function getKeyFromNode(exp) {
-        return exp.pos.toString() + ":" + exp.end.toString();
+        return "".concat(exp.pos.toString(), ":").concat(exp.end.toString());
     }
     function canBeConvertedToClass(node, checker) {
         var _a, _b, _c, _d;
@@ -145033,7 +145052,7 @@ var ts;
                 var insertAtLineStart = isValidLocationToAddComment(sourceFile, startPosition);
                 var token = ts.getTouchingToken(sourceFile, insertAtLineStart ? startPosition : position);
                 var indent = sourceFile.text.slice(lineStartPosition, startPosition);
-                var text = (insertAtLineStart ? "" : this.newLineCharacter) + "//" + commentText + this.newLineCharacter + indent;
+                var text = "".concat(insertAtLineStart ? "" : this.newLineCharacter, "//").concat(commentText).concat(this.newLineCharacter).concat(indent);
                 this.insertText(sourceFile, token.getStart(sourceFile), text);
             };
             ChangeTracker.prototype.insertJsdocCommentBefore = function (sourceFile, node, tag) {
@@ -145233,7 +145252,7 @@ var ts;
             };
             ChangeTracker.prototype.getInsertNodeAfterOptions = function (sourceFile, after) {
                 var options = this.getInsertNodeAfterOptionsWorker(after);
-                return __assign(__assign({}, options), { prefix: after.end === sourceFile.end && ts.isStatement(after) ? (options.prefix ? "\n" + options.prefix : "\n") : options.prefix });
+                return __assign(__assign({}, options), { prefix: after.end === sourceFile.end && ts.isStatement(after) ? (options.prefix ? "\n".concat(options.prefix) : "\n") : options.prefix });
             };
             ChangeTracker.prototype.getInsertNodeAfterOptionsWorker = function (node) {
                 switch (node.kind) {
@@ -145267,7 +145286,7 @@ var ts;
                     }
                     else {
                         // `x => {}` -> `function f(x) {}`
-                        this.insertText(sourceFile, ts.first(node.parameters).getStart(sourceFile), "function " + name + "(");
+                        this.insertText(sourceFile, ts.first(node.parameters).getStart(sourceFile), "function ".concat(name, "("));
                         // Replacing full range of arrow to get rid of the leading space -- replace ` =>` with `)`
                         this.replaceRange(sourceFile, arrow, ts.factory.createToken(21 /* CloseParenToken */));
                     }
@@ -145324,7 +145343,7 @@ var ts;
                         var nextNode = containingList[index + 1];
                         var startPos = skipWhitespacesAndLineBreaks(sourceFile.text, nextNode.getFullStart());
                         // write separator and leading trivia of the next element as suffix
-                        var suffix = "" + ts.tokenToString(nextToken.kind) + sourceFile.text.substring(nextToken.end, startPos);
+                        var suffix = "".concat(ts.tokenToString(nextToken.kind)).concat(sourceFile.text.substring(nextToken.end, startPos));
                         this.insertNodesAt(sourceFile, startPos, [newNode], { suffix: suffix });
                     }
                 }
@@ -145369,7 +145388,7 @@ var ts;
                         this.replaceRange(sourceFile, ts.createRange(insertPos), newNode, { indentation: indentation, prefix: this.newLineCharacter });
                     }
                     else {
-                        this.replaceRange(sourceFile, ts.createRange(end), newNode, { prefix: ts.tokenToString(separator) + " " });
+                        this.replaceRange(sourceFile, ts.createRange(end), newNode, { prefix: "".concat(ts.tokenToString(separator), " ") });
                     }
                 }
             };
@@ -145471,7 +145490,7 @@ var ts;
                     var normalized = ts.stableSort(changesInFile, function (a, b) { return (a.range.pos - b.range.pos) || (a.range.end - b.range.end); });
                     var _loop_12 = function (i) {
                         ts.Debug.assert(normalized[i].range.end <= normalized[i + 1].range.pos, "Changes overlap", function () {
-                            return JSON.stringify(normalized[i].range) + " and " + JSON.stringify(normalized[i + 1].range);
+                            return "".concat(JSON.stringify(normalized[i].range), " and ").concat(JSON.stringify(normalized[i + 1].range));
                         });
                     };
                     // verify that change intervals do not overlap, except possibly at end points.
@@ -145568,7 +145587,7 @@ var ts;
         function applyChanges(text, changes) {
             for (var i = changes.length - 1; i >= 0; i--) {
                 var _a = changes[i], span = _a.span, newText = _a.newText;
-                text = "" + text.substring(0, span.start) + newText + text.substring(ts.textSpanEnd(span));
+                text = "".concat(text.substring(0, span.start)).concat(newText).concat(text.substring(ts.textSpanEnd(span)));
             }
             return text;
         }
@@ -148040,7 +148059,7 @@ var ts;
                 if (!res.has(text) && (originalKeywordKind !== undefined && ts.isNonContextualKeyword(originalKeywordKind)
                     || checker.resolveName(text, node, 111551 /* Value */, /*excludeGlobals*/ true))) {
                     // Unconditionally add an underscore in case `text` is a keyword.
-                    res.set(text, makeUniqueName("_" + text, identifiers));
+                    res.set(text, makeUniqueName("_".concat(text), identifiers));
                 }
             });
             return res;
@@ -148140,7 +148159,7 @@ var ts;
                     // `const a = require("b").c` --> `import { c as a } from "./b";
                     return convertedImports([makeSingleImport(name.text, propertyName, moduleSpecifier, quotePreference)]);
                 default:
-                    return ts.Debug.assertNever(name, "Convert to ES module got invalid syntax form " + name.kind);
+                    return ts.Debug.assertNever(name, "Convert to ES module got invalid syntax form ".concat(name.kind));
             }
         }
         function convertAssignment(sourceFile, checker, assignment, changes, exports, useSitesToUnqualify) {
@@ -148191,7 +148210,7 @@ var ts;
                     case 168 /* MethodDeclaration */:
                         return !ts.isIdentifier(prop.name) ? undefined : functionExpressionToDeclaration(prop.name.text, [ts.factory.createToken(93 /* ExportKeyword */)], prop, useSitesToUnqualify);
                     default:
-                        ts.Debug.assertNever(prop, "Convert to ES6 got invalid prop kind " + prop.kind);
+                        ts.Debug.assertNever(prop, "Convert to ES6 got invalid prop kind ".concat(prop.kind));
                 }
             });
             return statements && [statements, false];
@@ -148325,7 +148344,7 @@ var ts;
                 case 79 /* Identifier */:
                     return convertSingleIdentifierImport(name, moduleSpecifier, checker, identifiers, quotePreference);
                 default:
-                    return ts.Debug.assertNever(name, "Convert to ES module got invalid name kind " + name.kind);
+                    return ts.Debug.assertNever(name, "Convert to ES module got invalid name kind ".concat(name.kind));
             }
         }
         /**
@@ -148382,7 +148401,7 @@ var ts;
         // Identifiers helpers
         function makeUniqueName(name, identifiers) {
             while (identifiers.original.has(name) || identifiers.additional.has(name)) {
-                name = "_" + name;
+                name = "_".concat(name);
             }
             identifiers.additional.add(name);
             return name;
@@ -148462,7 +148481,7 @@ var ts;
                 if (!qualifiedName)
                     return undefined;
                 var changes = ts.textChanges.ChangeTracker.with(context, function (t) { return doChange(t, context.sourceFile, qualifiedName); });
-                var newText = qualifiedName.left.text + "[\"" + qualifiedName.right.text + "\"]";
+                var newText = "".concat(qualifiedName.left.text, "[\"").concat(qualifiedName.right.text, "\"]");
                 return [codefix.createCodeFixAction(fixId, changes, [ts.Diagnostics.Rewrite_as_the_indexed_access_type_0, newText], fixId, ts.Diagnostics.Rewrite_all_as_indexed_access_types)];
             },
             fixIds: [fixId],
@@ -148859,7 +148878,7 @@ var ts;
                         break;
                     }
                     default:
-                        ts.Debug.assertNever(fix, "fix wasn't never - got kind " + fix.kind);
+                        ts.Debug.assertNever(fix, "fix wasn't never - got kind ".concat(fix.kind));
                 }
                 function reduceAddAsTypeOnlyValues(prevValue, newValue) {
                     // `NotAllowed` overrides `Required` because one addition of a new import might be required to be type-only
@@ -148903,7 +148922,7 @@ var ts;
                     return newEntry;
                 }
                 function newImportsKey(moduleSpecifier, topLevelTypeOnly) {
-                    return (topLevelTypeOnly ? 1 : 0) + "|" + moduleSpecifier;
+                    return "".concat(topLevelTypeOnly ? 1 : 0, "|").concat(moduleSpecifier);
                 }
             }
             function writeFixes(changeTracker) {
@@ -149356,7 +149375,7 @@ var ts;
                 case ts.ModuleKind.NodeNext:
                     return importingFile.impliedNodeFormat === ts.ModuleKind.ESNext ? 2 /* Namespace */ : 3 /* CommonJS */;
                 default:
-                    return ts.Debug.assertNever(moduleKind, "Unexpected moduleKind " + moduleKind);
+                    return ts.Debug.assertNever(moduleKind, "Unexpected moduleKind ".concat(moduleKind));
             }
         }
         function getFixesInfoForNonUMDImport(_a, symbolToken, useAutoImportProvider) {
@@ -149463,7 +149482,7 @@ var ts;
             switch (fix.kind) {
                 case 0 /* UseNamespace */:
                     addNamespaceQualifier(changes, sourceFile, fix);
-                    return [ts.Diagnostics.Change_0_to_1, symbolName, fix.namespacePrefix + "." + symbolName];
+                    return [ts.Diagnostics.Change_0_to_1, symbolName, "".concat(fix.namespacePrefix, ".").concat(symbolName)];
                 case 1 /* JsdocTypeImport */:
                     addImportType(changes, sourceFile, fix, quotePreference);
                     return [ts.Diagnostics.Change_0_to_1, symbolName, getImportTypePrefix(fix.moduleSpecifier, quotePreference) + symbolName];
@@ -149487,7 +149506,7 @@ var ts;
                     return [importKind === 1 /* Default */ ? ts.Diagnostics.Import_default_0_from_module_1 : ts.Diagnostics.Import_0_from_module_1, symbolName, moduleSpecifier];
                 }
                 default:
-                    return ts.Debug.assertNever(fix, "Unexpected fix kind " + fix.kind);
+                    return ts.Debug.assertNever(fix, "Unexpected fix kind ".concat(fix.kind));
             }
         }
         function doAddExistingFix(changes, sourceFile, clause, defaultImport, namedImports, compilerOptions) {
@@ -149583,7 +149602,7 @@ var ts;
         }
         function getImportTypePrefix(moduleSpecifier, quotePreference) {
             var quote = ts.getQuoteFromPreference(quotePreference);
-            return "import(" + quote + moduleSpecifier + quote + ").";
+            return "import(".concat(quote).concat(moduleSpecifier).concat(quote, ").");
         }
         function needsTypeOnly(_a) {
             var addAsTypeOnly = _a.addAsTypeOnly;
@@ -149676,7 +149695,7 @@ var ts;
                 lastCharWasValid = isValid;
             }
             // Need `|| "_"` to ensure result isn't empty.
-            return !ts.isStringANonContextualKeyword(res) ? res || "_" : "_" + res;
+            return !ts.isStringANonContextualKeyword(res) ? res || "_" : "_".concat(res);
         }
         codefix.moduleSpecifierToValidIdentifier = moduleSpecifierToValidIdentifier;
     })(codefix = ts.codefix || (ts.codefix = {}));
@@ -150876,7 +150895,7 @@ var ts;
                             break;
                         }
                         default:
-                            ts.Debug.fail("Bad fixId: " + context.fixId);
+                            ts.Debug.fail("Bad fixId: ".concat(context.fixId));
                     }
                 });
             },
@@ -151324,7 +151343,7 @@ var ts;
             if (!isValidCharacter(character)) {
                 return;
             }
-            var replacement = useHtmlEntity ? htmlEntity[character] : "{" + ts.quote(sourceFile, preferences, character) + "}";
+            var replacement = useHtmlEntity ? htmlEntity[character] : "{".concat(ts.quote(sourceFile, preferences, character), "}");
             changes.replaceRangeWithText(sourceFile, { pos: start, end: start + 1 }, replacement);
         }
     })(codefix = ts.codefix || (ts.codefix = {}));
@@ -151515,11 +151534,11 @@ var ts;
                 token = ts.cast(token.parent, ts.isInferTypeNode).typeParameter.name;
             }
             if (ts.isIdentifier(token) && canPrefix(token)) {
-                changes.replaceNode(sourceFile, token, ts.factory.createIdentifier("_" + token.text));
+                changes.replaceNode(sourceFile, token, ts.factory.createIdentifier("_".concat(token.text)));
                 if (ts.isParameter(token.parent)) {
                     ts.getJSDocParameterTags(token.parent).forEach(function (tag) {
                         if (ts.isIdentifier(tag.name)) {
-                            changes.replaceNode(sourceFile, tag.name, ts.factory.createIdentifier("_" + tag.name.text));
+                            changes.replaceNode(sourceFile, tag.name, ts.factory.createIdentifier("_".concat(tag.name.text)));
                         }
                     });
                 }
@@ -151855,7 +151874,7 @@ var ts;
             }); }
         });
         function doChange(changes, sourceFile, name) {
-            changes.replaceNodeWithText(sourceFile, name, name.text + "()");
+            changes.replaceNodeWithText(sourceFile, name, "".concat(name.text, "()"));
         }
         function getCallName(sourceFile, start) {
             var token = ts.getTokenAtPosition(sourceFile, start);
@@ -153004,7 +153023,7 @@ var ts;
                 var parameters = [];
                 var length = Math.max.apply(Math, calls.map(function (c) { return c.argumentTypes.length; }));
                 var _loop_16 = function (i) {
-                    var symbol = checker.createSymbol(1 /* FunctionScopedVariable */, ts.escapeLeadingUnderscores("arg" + i));
+                    var symbol = checker.createSymbol(1 /* FunctionScopedVariable */, ts.escapeLeadingUnderscores("arg".concat(i)));
                     symbol.type = combineTypes(calls.map(function (call) { return call.argumentTypes[i] || checker.getUndefinedType(); }));
                     if (calls.some(function (call) { return call.argumentTypes[i] === undefined; })) {
                         symbol.flags |= 16777216 /* Optional */;
@@ -153107,7 +153126,7 @@ var ts;
                     codefix.createCodeFixActionWithoutFixAll(fixName, [codefix.createFileTextChanges(sourceFile.fileName, [
                             ts.createTextChange(sourceFile.checkJsDirective
                                 ? ts.createTextSpanFromBounds(sourceFile.checkJsDirective.pos, sourceFile.checkJsDirective.end)
-                                : ts.createTextSpan(0, 0), "// @ts-nocheck" + newLineCharacter),
+                                : ts.createTextSpan(0, 0), "// @ts-nocheck".concat(newLineCharacter)),
                         ])], ts.Diagnostics.Disable_checking_for_this_file),
                 ];
                 if (ts.textChanges.isValidLocationToAddComment(sourceFile, span.start)) {
@@ -153373,7 +153392,7 @@ var ts;
             var typeParameters = isJs || typeArguments === undefined
                 ? undefined
                 : ts.map(typeArguments, function (_, i) {
-                    return ts.factory.createTypeParameterDeclaration(84 /* T */ + typeArguments.length - 1 <= 90 /* Z */ ? String.fromCharCode(84 /* T */ + i) : "T" + i);
+                    return ts.factory.createTypeParameterDeclaration(84 /* T */ + typeArguments.length - 1 <= 90 /* Z */ ? String.fromCharCode(84 /* T */ + i) : "T".concat(i));
                 });
             var parameters = createDummyParameters(args.length, names, types, /*minArgumentCount*/ undefined, isJs);
             var type = isJs || contextualType === undefined
@@ -153408,7 +153427,7 @@ var ts;
                 /*decorators*/ undefined, 
                 /*modifiers*/ undefined, 
                 /*dotDotDotToken*/ undefined, 
-                /*name*/ names && names[i] || "arg" + i, 
+                /*name*/ names && names[i] || "arg".concat(i), 
                 /*questionToken*/ minArgumentCount !== undefined && i >= minArgumentCount ? ts.factory.createToken(57 /* QuestionToken */) : undefined, 
                 /*type*/ inJs ? undefined : types && types[i] || ts.factory.createKeywordTypeNode(130 /* AnyKeyword */), 
                 /*initializer*/ undefined);
@@ -153659,7 +153678,7 @@ var ts;
             }
             var name = declaration.name.text;
             var startWithUnderscore = ts.startsWithUnderscore(name);
-            var fieldName = createPropertyName(startWithUnderscore ? name : ts.getUniqueName("_" + name, file), declaration.name);
+            var fieldName = createPropertyName(startWithUnderscore ? name : ts.getUniqueName("_".concat(name), file), declaration.name);
             var accessorName = createPropertyName(startWithUnderscore ? ts.getUniqueName(name.substring(1), file) : name, declaration.name);
             return {
                 isStatic: ts.hasStaticModifier(declaration),
@@ -154683,7 +154702,7 @@ var ts;
                         changes.insertNodeAfter(exportingSourceFile, exportNode, ts.factory.createExportDefault(ts.factory.createIdentifier(exportName.text)));
                         break;
                     default:
-                        ts.Debug.fail("Unexpected exportNode kind " + exportNode.kind);
+                        ts.Debug.fail("Unexpected exportNode kind ".concat(exportNode.kind));
                 }
             }
         }
@@ -154771,7 +154790,7 @@ var ts;
                     break;
                 }
                 default:
-                    ts.Debug.assertNever(parent, "Unexpected parent kind " + parent.kind);
+                    ts.Debug.assertNever(parent, "Unexpected parent kind ".concat(parent.kind));
             }
         }
         function makeImportSpecifier(propertyName, name) {
@@ -155335,7 +155354,7 @@ var ts;
                         var newComment = ts.displayPartsToString(parameterDocComment);
                         if (newComment.length) {
                             ts.setSyntheticLeadingComments(result, [{
-                                    text: "*\n" + newComment.split("\n").map(function (c) { return " * " + c; }).join("\n") + "\n ",
+                                    text: "*\n".concat(newComment.split("\n").map(function (c) { return " * ".concat(c); }).join("\n"), "\n "),
                                     kind: 3 /* MultiLineCommentTrivia */,
                                     pos: -1,
                                     end: -1,
@@ -155480,7 +155499,7 @@ var ts;
                                 usedFunctionNames.set(description, true);
                                 functionActions.push({
                                     description: description,
-                                    name: "function_scope_" + i,
+                                    name: "function_scope_".concat(i),
                                     kind: extractFunctionAction.kind
                                 });
                             }
@@ -155488,7 +155507,7 @@ var ts;
                         else if (!innermostErrorFunctionAction) {
                             innermostErrorFunctionAction = {
                                 description: description,
-                                name: "function_scope_" + i,
+                                name: "function_scope_".concat(i),
                                 notApplicableReason: getStringError(functionExtraction.errors),
                                 kind: extractFunctionAction.kind
                             };
@@ -155504,7 +155523,7 @@ var ts;
                                 usedConstantNames.set(description_1, true);
                                 constantActions.push({
                                     description: description_1,
-                                    name: "constant_scope_" + i,
+                                    name: "constant_scope_".concat(i),
                                     kind: extractConstantAction.kind
                                 });
                             }
@@ -155512,7 +155531,7 @@ var ts;
                         else if (!innermostErrorConstantAction) {
                             innermostErrorConstantAction = {
                                 description: description,
-                                name: "constant_scope_" + i,
+                                name: "constant_scope_".concat(i),
                                 notApplicableReason: getStringError(constantExtraction.errors),
                                 kind: extractConstantAction.kind
                             };
@@ -156096,28 +156115,28 @@ var ts;
                     case 212 /* FunctionExpression */:
                     case 255 /* FunctionDeclaration */:
                         return scope.name
-                            ? "function '" + scope.name.text + "'"
+                            ? "function '".concat(scope.name.text, "'")
                             : ts.ANONYMOUS;
                     case 213 /* ArrowFunction */:
                         return "arrow function";
                     case 168 /* MethodDeclaration */:
-                        return "method '" + scope.name.getText() + "'";
+                        return "method '".concat(scope.name.getText(), "'");
                     case 171 /* GetAccessor */:
-                        return "'get " + scope.name.getText() + "'";
+                        return "'get ".concat(scope.name.getText(), "'");
                     case 172 /* SetAccessor */:
-                        return "'set " + scope.name.getText() + "'";
+                        return "'set ".concat(scope.name.getText(), "'");
                     default:
-                        throw ts.Debug.assertNever(scope, "Unexpected scope kind " + scope.kind);
+                        throw ts.Debug.assertNever(scope, "Unexpected scope kind ".concat(scope.kind));
                 }
             }
             function getDescriptionForClassLikeDeclaration(scope) {
                 return scope.kind === 256 /* ClassDeclaration */
-                    ? scope.name ? "class '" + scope.name.text + "'" : "anonymous class declaration"
-                    : scope.name ? "class expression '" + scope.name.text + "'" : "anonymous class expression";
+                    ? scope.name ? "class '".concat(scope.name.text, "'") : "anonymous class declaration"
+                    : scope.name ? "class expression '".concat(scope.name.text, "'") : "anonymous class expression";
             }
             function getDescriptionForModuleLikeDeclaration(scope) {
                 return scope.kind === 261 /* ModuleBlock */
-                    ? "namespace '" + scope.parent.name.getText() + "'"
+                    ? "namespace '".concat(scope.parent.name.getText(), "'")
                     : scope.externalModuleIndicator ? 0 /* Module */ : 1 /* Global */;
             }
             var SpecialScope;
@@ -157584,7 +157603,7 @@ var ts;
                 case 253 /* VariableDeclaration */:
                     return ts.tryCast(node.name, ts.isIdentifier);
                 default:
-                    return ts.Debug.assertNever(node, "Unexpected node kind " + node.kind);
+                    return ts.Debug.assertNever(node, "Unexpected node kind ".concat(node.kind));
             }
         }
         function updateNamespaceLikeImport(changes, sourceFile, checker, movedSymbols, newModuleName, newModuleSpecifier, oldImportId, oldImportNode) {
@@ -157621,7 +157640,7 @@ var ts;
                 case 253 /* VariableDeclaration */:
                     return ts.factory.createVariableDeclaration(newNamespaceId, /*exclamationToken*/ undefined, /*type*/ undefined, createRequireCall(newModuleString));
                 default:
-                    return ts.Debug.assertNever(node, "Unexpected node kind " + node.kind);
+                    return ts.Debug.assertNever(node, "Unexpected node kind ".concat(node.kind));
             }
         }
         function moduleSpecifierFromImport(i) {
@@ -157708,7 +157727,7 @@ var ts;
                     deleteUnusedImportsInVariableDeclaration(sourceFile, importDecl, changes, isUnused);
                     break;
                 default:
-                    ts.Debug.assertNever(importDecl, "Unexpected import decl kind " + importDecl.kind);
+                    ts.Debug.assertNever(importDecl, "Unexpected import decl kind ".concat(importDecl.kind));
             }
         }
         function deleteUnusedImportsInDeclaration(sourceFile, importDecl, changes, isUnused) {
@@ -157808,7 +157827,7 @@ var ts;
                 var name = ts.combinePaths(inDirectory, newModuleName + extension);
                 if (!host.fileExists(name))
                     return newModuleName; // TODO: GH#18217
-                newModuleName = moduleName + "." + i;
+                newModuleName = "".concat(moduleName, ".").concat(i);
             }
         }
         function getNewModuleName(movedSymbols) {
@@ -157915,7 +157934,7 @@ var ts;
                     return name ? makeVariableStatement(name, i.type, createRequireCall(moduleSpecifier), i.parent.flags) : undefined;
                 }
                 default:
-                    return ts.Debug.assertNever(i, "Unexpected import kind " + i.kind);
+                    return ts.Debug.assertNever(i, "Unexpected import kind ".concat(i.kind));
             }
         }
         function filterNamedBindings(namedBindings, keep) {
@@ -158030,7 +158049,7 @@ var ts;
                 case 200 /* ObjectBindingPattern */:
                     return ts.firstDefined(name.elements, function (em) { return ts.isOmittedExpression(em) ? undefined : forEachTopLevelDeclarationInBindingName(em.name, cb); });
                 default:
-                    return ts.Debug.assertNever(name, "Unexpected name kind " + name.kind);
+                    return ts.Debug.assertNever(name, "Unexpected name kind ".concat(name.kind));
             }
         }
         function nameOfTopLevelDeclaration(d) {
@@ -158091,7 +158110,7 @@ var ts;
                 case 237 /* ExpressionStatement */:
                     return ts.Debug.fail(); // Shouldn't try to add 'export' keyword to `exports.x = ...`
                 default:
-                    return ts.Debug.assertNever(d, "Unexpected declaration kind " + d.kind);
+                    return ts.Debug.assertNever(d, "Unexpected declaration kind ".concat(d.kind));
             }
         }
         function addCommonjsExport(decl) {
@@ -158113,7 +158132,7 @@ var ts;
                 case 237 /* ExpressionStatement */:
                     return ts.Debug.fail("Can't export an ExpressionStatement"); // Shouldn't try to add 'export' keyword to `exports.x = ...`
                 default:
-                    return ts.Debug.assertNever(decl, "Unexpected decl kind " + decl.kind);
+                    return ts.Debug.assertNever(decl, "Unexpected decl kind ".concat(decl.kind));
             }
         }
         /** Creates `exports.x = x;` */
@@ -158751,7 +158770,7 @@ var ts;
                             return [functionDeclaration.name, functionDeclaration.parent.name];
                         return [functionDeclaration.parent.name];
                     default:
-                        return ts.Debug.assertNever(functionDeclaration, "Unexpected function declaration kind " + functionDeclaration.kind);
+                        return ts.Debug.assertNever(functionDeclaration, "Unexpected function declaration kind ".concat(functionDeclaration.kind));
                 }
             }
         })(convertParamsToDestructuredObject = refactor.convertParamsToDestructuredObject || (refactor.convertParamsToDestructuredObject = {}));
@@ -159455,7 +159474,7 @@ var ts;
             var textPos = ts.scanner.getTextPos();
             if (textPos <= end) {
                 if (token === 79 /* Identifier */) {
-                    ts.Debug.fail("Did not expect " + ts.Debug.formatSyntaxKind(parent.kind) + " to have an Identifier in its trivia");
+                    ts.Debug.fail("Did not expect ".concat(ts.Debug.formatSyntaxKind(parent.kind), " to have an Identifier in its trivia"));
                 }
                 nodes.push(createNode(token, pos, textPos, parent));
             }
@@ -160337,7 +160356,7 @@ var ts;
         function getValidSourceFile(fileName) {
             var sourceFile = program.getSourceFile(fileName);
             if (!sourceFile) {
-                var error = new Error("Could not find source file: '" + fileName + "'.");
+                var error = new Error("Could not find source file: '".concat(fileName, "'."));
                 // We've been having trouble debugging this, so attach sidecar data for the tsserver log.
                 // See https://github.com/microsoft/TypeScript/issues/30180.
                 error.ProgramFiles = program.getSourceFiles().map(function (f) { return f.fileName; });
@@ -161012,7 +161031,7 @@ var ts;
             var element = token.kind === 31 /* GreaterThanToken */ && ts.isJsxOpeningElement(token.parent) ? token.parent.parent
                 : ts.isJsxText(token) && ts.isJsxElement(token.parent) ? token.parent : undefined;
             if (element && isUnclosedTag(element)) {
-                return { newText: "</" + element.openingElement.tagName.getText(sourceFile) + ">" };
+                return { newText: "</".concat(element.openingElement.tagName.getText(sourceFile), ">") };
             }
             var fragment = token.kind === 31 /* GreaterThanToken */ && ts.isJsxOpeningFragment(token.parent) ? token.parent.parent
                 : ts.isJsxText(token) && ts.isJsxFragment(token.parent) ? token.parent : undefined;
@@ -161118,7 +161137,7 @@ var ts;
                     pos = commentRange.end + 1;
                 }
                 else { // If it's not in a comment range, then we need to comment the uncommented portions.
-                    var newPos = text.substring(pos, textRange.end).search("(" + openMultilineRegex + ")|(" + closeMultilineRegex + ")");
+                    var newPos = text.substring(pos, textRange.end).search("(".concat(openMultilineRegex, ")|(").concat(closeMultilineRegex, ")"));
                     isCommenting = insertComment !== undefined
                         ? insertComment
                         : isCommenting || !ts.isTextWhiteSpaceLike(text, pos, newPos === -1 ? textRange.end : pos + newPos); // If isCommenting is already true we don't need to check whitespace again.
@@ -161513,14 +161532,14 @@ var ts;
             case ts.LanguageServiceMode.PartialSemantic:
                 invalidOperationsInPartialSemanticMode.forEach(function (key) {
                     return ls[key] = function () {
-                        throw new Error("LanguageService Operation: " + key + " not allowed in LanguageServiceMode.PartialSemantic");
+                        throw new Error("LanguageService Operation: ".concat(key, " not allowed in LanguageServiceMode.PartialSemantic"));
                     };
                 });
                 break;
             case ts.LanguageServiceMode.Syntactic:
                 invalidOperationsInSyntacticMode.forEach(function (key) {
                     return ls[key] = function () {
-                        throw new Error("LanguageService Operation: " + key + " not allowed in LanguageServiceMode.Syntactic");
+                        throw new Error("LanguageService Operation: ".concat(key, " not allowed in LanguageServiceMode.Syntactic"));
                     };
                 });
                 break;
@@ -162502,13 +162521,13 @@ var ts;
         var result = action();
         if (logPerformance) {
             var end = ts.timestamp();
-            logger.log(actionDescription + " completed in " + (end - start) + " msec");
+            logger.log("".concat(actionDescription, " completed in ").concat(end - start, " msec"));
             if (ts.isString(result)) {
                 var str = result;
                 if (str.length > 128) {
                     str = str.substring(0, 128) + "...";
                 }
-                logger.log("  result.length=" + str.length + ", result='" + JSON.stringify(str) + "'");
+                logger.log("  result.length=".concat(str.length, ", result='").concat(JSON.stringify(str), "'"));
             }
         }
         return result;
@@ -162590,7 +162609,7 @@ var ts;
          * Update the list of scripts known to the compiler
          */
         LanguageServiceShimObject.prototype.refresh = function (throwOnError) {
-            this.forwardJSONCall("refresh(" + throwOnError + ")", function () { return null; } // eslint-disable-line no-null/no-null
+            this.forwardJSONCall("refresh(".concat(throwOnError, ")"), function () { return null; } // eslint-disable-line no-null/no-null
             );
         };
         LanguageServiceShimObject.prototype.cleanupSemanticCache = function () {
@@ -162606,43 +162625,43 @@ var ts;
         };
         LanguageServiceShimObject.prototype.getSyntacticClassifications = function (fileName, start, length) {
             var _this = this;
-            return this.forwardJSONCall("getSyntacticClassifications('" + fileName + "', " + start + ", " + length + ")", function () { return _this.languageService.getSyntacticClassifications(fileName, ts.createTextSpan(start, length)); });
+            return this.forwardJSONCall("getSyntacticClassifications('".concat(fileName, "', ").concat(start, ", ").concat(length, ")"), function () { return _this.languageService.getSyntacticClassifications(fileName, ts.createTextSpan(start, length)); });
         };
         LanguageServiceShimObject.prototype.getSemanticClassifications = function (fileName, start, length) {
             var _this = this;
-            return this.forwardJSONCall("getSemanticClassifications('" + fileName + "', " + start + ", " + length + ")", function () { return _this.languageService.getSemanticClassifications(fileName, ts.createTextSpan(start, length)); });
+            return this.forwardJSONCall("getSemanticClassifications('".concat(fileName, "', ").concat(start, ", ").concat(length, ")"), function () { return _this.languageService.getSemanticClassifications(fileName, ts.createTextSpan(start, length)); });
         };
         LanguageServiceShimObject.prototype.getEncodedSyntacticClassifications = function (fileName, start, length) {
             var _this = this;
-            return this.forwardJSONCall("getEncodedSyntacticClassifications('" + fileName + "', " + start + ", " + length + ")", 
+            return this.forwardJSONCall("getEncodedSyntacticClassifications('".concat(fileName, "', ").concat(start, ", ").concat(length, ")"), 
             // directly serialize the spans out to a string.  This is much faster to decode
             // on the managed side versus a full JSON array.
             function () { return convertClassifications(_this.languageService.getEncodedSyntacticClassifications(fileName, ts.createTextSpan(start, length))); });
         };
         LanguageServiceShimObject.prototype.getEncodedSemanticClassifications = function (fileName, start, length) {
             var _this = this;
-            return this.forwardJSONCall("getEncodedSemanticClassifications('" + fileName + "', " + start + ", " + length + ")", 
+            return this.forwardJSONCall("getEncodedSemanticClassifications('".concat(fileName, "', ").concat(start, ", ").concat(length, ")"), 
             // directly serialize the spans out to a string.  This is much faster to decode
             // on the managed side versus a full JSON array.
             function () { return convertClassifications(_this.languageService.getEncodedSemanticClassifications(fileName, ts.createTextSpan(start, length))); });
         };
         LanguageServiceShimObject.prototype.getSyntacticDiagnostics = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getSyntacticDiagnostics('" + fileName + "')", function () {
+            return this.forwardJSONCall("getSyntacticDiagnostics('".concat(fileName, "')"), function () {
                 var diagnostics = _this.languageService.getSyntacticDiagnostics(fileName);
                 return _this.realizeDiagnostics(diagnostics);
             });
         };
         LanguageServiceShimObject.prototype.getSemanticDiagnostics = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getSemanticDiagnostics('" + fileName + "')", function () {
+            return this.forwardJSONCall("getSemanticDiagnostics('".concat(fileName, "')"), function () {
                 var diagnostics = _this.languageService.getSemanticDiagnostics(fileName);
                 return _this.realizeDiagnostics(diagnostics);
             });
         };
         LanguageServiceShimObject.prototype.getSuggestionDiagnostics = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getSuggestionDiagnostics('" + fileName + "')", function () { return _this.realizeDiagnostics(_this.languageService.getSuggestionDiagnostics(fileName)); });
+            return this.forwardJSONCall("getSuggestionDiagnostics('".concat(fileName, "')"), function () { return _this.realizeDiagnostics(_this.languageService.getSuggestionDiagnostics(fileName)); });
         };
         LanguageServiceShimObject.prototype.getCompilerOptionsDiagnostics = function () {
             var _this = this;
@@ -162658,7 +162677,7 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getQuickInfoAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getQuickInfoAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getQuickInfoAtPosition(fileName, position); });
+            return this.forwardJSONCall("getQuickInfoAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getQuickInfoAtPosition(fileName, position); });
         };
         /// NAMEORDOTTEDNAMESPAN
         /**
@@ -162667,7 +162686,7 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getNameOrDottedNameSpan = function (fileName, startPos, endPos) {
             var _this = this;
-            return this.forwardJSONCall("getNameOrDottedNameSpan('" + fileName + "', " + startPos + ", " + endPos + ")", function () { return _this.languageService.getNameOrDottedNameSpan(fileName, startPos, endPos); });
+            return this.forwardJSONCall("getNameOrDottedNameSpan('".concat(fileName, "', ").concat(startPos, ", ").concat(endPos, ")"), function () { return _this.languageService.getNameOrDottedNameSpan(fileName, startPos, endPos); });
         };
         /**
          * STATEMENTSPAN
@@ -162675,12 +162694,12 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getBreakpointStatementAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getBreakpointStatementAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getBreakpointStatementAtPosition(fileName, position); });
+            return this.forwardJSONCall("getBreakpointStatementAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getBreakpointStatementAtPosition(fileName, position); });
         };
         /// SIGNATUREHELP
         LanguageServiceShimObject.prototype.getSignatureHelpItems = function (fileName, position, options) {
             var _this = this;
-            return this.forwardJSONCall("getSignatureHelpItems('" + fileName + "', " + position + ")", function () { return _this.languageService.getSignatureHelpItems(fileName, position, options); });
+            return this.forwardJSONCall("getSignatureHelpItems('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getSignatureHelpItems(fileName, position, options); });
         };
         /// GOTO DEFINITION
         /**
@@ -162689,7 +162708,7 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getDefinitionAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getDefinitionAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getDefinitionAtPosition(fileName, position); });
+            return this.forwardJSONCall("getDefinitionAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getDefinitionAtPosition(fileName, position); });
         };
         /**
          * Computes the definition location and file for the symbol
@@ -162697,7 +162716,7 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getDefinitionAndBoundSpan = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getDefinitionAndBoundSpan('" + fileName + "', " + position + ")", function () { return _this.languageService.getDefinitionAndBoundSpan(fileName, position); });
+            return this.forwardJSONCall("getDefinitionAndBoundSpan('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getDefinitionAndBoundSpan(fileName, position); });
         };
         /// GOTO Type
         /**
@@ -162706,7 +162725,7 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getTypeDefinitionAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getTypeDefinitionAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getTypeDefinitionAtPosition(fileName, position); });
+            return this.forwardJSONCall("getTypeDefinitionAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getTypeDefinitionAtPosition(fileName, position); });
         };
         /// GOTO Implementation
         /**
@@ -162715,37 +162734,37 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getImplementationAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getImplementationAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getImplementationAtPosition(fileName, position); });
+            return this.forwardJSONCall("getImplementationAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getImplementationAtPosition(fileName, position); });
         };
         LanguageServiceShimObject.prototype.getRenameInfo = function (fileName, position, options) {
             var _this = this;
-            return this.forwardJSONCall("getRenameInfo('" + fileName + "', " + position + ")", function () { return _this.languageService.getRenameInfo(fileName, position, options); });
+            return this.forwardJSONCall("getRenameInfo('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getRenameInfo(fileName, position, options); });
         };
         LanguageServiceShimObject.prototype.getSmartSelectionRange = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getSmartSelectionRange('" + fileName + "', " + position + ")", function () { return _this.languageService.getSmartSelectionRange(fileName, position); });
+            return this.forwardJSONCall("getSmartSelectionRange('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getSmartSelectionRange(fileName, position); });
         };
         LanguageServiceShimObject.prototype.findRenameLocations = function (fileName, position, findInStrings, findInComments, providePrefixAndSuffixTextForRename) {
             var _this = this;
-            return this.forwardJSONCall("findRenameLocations('" + fileName + "', " + position + ", " + findInStrings + ", " + findInComments + ", " + providePrefixAndSuffixTextForRename + ")", function () { return _this.languageService.findRenameLocations(fileName, position, findInStrings, findInComments, providePrefixAndSuffixTextForRename); });
+            return this.forwardJSONCall("findRenameLocations('".concat(fileName, "', ").concat(position, ", ").concat(findInStrings, ", ").concat(findInComments, ", ").concat(providePrefixAndSuffixTextForRename, ")"), function () { return _this.languageService.findRenameLocations(fileName, position, findInStrings, findInComments, providePrefixAndSuffixTextForRename); });
         };
         /// GET BRACE MATCHING
         LanguageServiceShimObject.prototype.getBraceMatchingAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getBraceMatchingAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getBraceMatchingAtPosition(fileName, position); });
+            return this.forwardJSONCall("getBraceMatchingAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getBraceMatchingAtPosition(fileName, position); });
         };
         LanguageServiceShimObject.prototype.isValidBraceCompletionAtPosition = function (fileName, position, openingBrace) {
             var _this = this;
-            return this.forwardJSONCall("isValidBraceCompletionAtPosition('" + fileName + "', " + position + ", " + openingBrace + ")", function () { return _this.languageService.isValidBraceCompletionAtPosition(fileName, position, openingBrace); });
+            return this.forwardJSONCall("isValidBraceCompletionAtPosition('".concat(fileName, "', ").concat(position, ", ").concat(openingBrace, ")"), function () { return _this.languageService.isValidBraceCompletionAtPosition(fileName, position, openingBrace); });
         };
         LanguageServiceShimObject.prototype.getSpanOfEnclosingComment = function (fileName, position, onlyMultiLine) {
             var _this = this;
-            return this.forwardJSONCall("getSpanOfEnclosingComment('" + fileName + "', " + position + ")", function () { return _this.languageService.getSpanOfEnclosingComment(fileName, position, onlyMultiLine); });
+            return this.forwardJSONCall("getSpanOfEnclosingComment('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getSpanOfEnclosingComment(fileName, position, onlyMultiLine); });
         };
         /// GET SMART INDENT
         LanguageServiceShimObject.prototype.getIndentationAtPosition = function (fileName, position, options /*Services.EditorOptions*/) {
             var _this = this;
-            return this.forwardJSONCall("getIndentationAtPosition('" + fileName + "', " + position + ")", function () {
+            return this.forwardJSONCall("getIndentationAtPosition('".concat(fileName, "', ").concat(position, ")"), function () {
                 var localOptions = JSON.parse(options);
                 return _this.languageService.getIndentationAtPosition(fileName, position, localOptions);
             });
@@ -162753,23 +162772,23 @@ var ts;
         /// GET REFERENCES
         LanguageServiceShimObject.prototype.getReferencesAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getReferencesAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getReferencesAtPosition(fileName, position); });
+            return this.forwardJSONCall("getReferencesAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getReferencesAtPosition(fileName, position); });
         };
         LanguageServiceShimObject.prototype.findReferences = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("findReferences('" + fileName + "', " + position + ")", function () { return _this.languageService.findReferences(fileName, position); });
+            return this.forwardJSONCall("findReferences('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.findReferences(fileName, position); });
         };
         LanguageServiceShimObject.prototype.getFileReferences = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getFileReferences('" + fileName + ")", function () { return _this.languageService.getFileReferences(fileName); });
+            return this.forwardJSONCall("getFileReferences('".concat(fileName, ")"), function () { return _this.languageService.getFileReferences(fileName); });
         };
         LanguageServiceShimObject.prototype.getOccurrencesAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getOccurrencesAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getOccurrencesAtPosition(fileName, position); });
+            return this.forwardJSONCall("getOccurrencesAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getOccurrencesAtPosition(fileName, position); });
         };
         LanguageServiceShimObject.prototype.getDocumentHighlights = function (fileName, position, filesToSearch) {
             var _this = this;
-            return this.forwardJSONCall("getDocumentHighlights('" + fileName + "', " + position + ")", function () {
+            return this.forwardJSONCall("getDocumentHighlights('".concat(fileName, "', ").concat(position, ")"), function () {
                 var results = _this.languageService.getDocumentHighlights(fileName, position, JSON.parse(filesToSearch));
                 // workaround for VS document highlighting issue - keep only items from the initial file
                 var normalizedName = ts.toFileNameLowerCase(ts.normalizeSlashes(fileName));
@@ -162784,108 +162803,108 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getCompletionsAtPosition = function (fileName, position, preferences) {
             var _this = this;
-            return this.forwardJSONCall("getCompletionsAtPosition('" + fileName + "', " + position + ", " + preferences + ")", function () { return _this.languageService.getCompletionsAtPosition(fileName, position, preferences); });
+            return this.forwardJSONCall("getCompletionsAtPosition('".concat(fileName, "', ").concat(position, ", ").concat(preferences, ")"), function () { return _this.languageService.getCompletionsAtPosition(fileName, position, preferences); });
         };
         /** Get a string based representation of a completion list entry details */
         LanguageServiceShimObject.prototype.getCompletionEntryDetails = function (fileName, position, entryName, formatOptions, source, preferences, data) {
             var _this = this;
-            return this.forwardJSONCall("getCompletionEntryDetails('" + fileName + "', " + position + ", '" + entryName + "')", function () {
+            return this.forwardJSONCall("getCompletionEntryDetails('".concat(fileName, "', ").concat(position, ", '").concat(entryName, "')"), function () {
                 var localOptions = formatOptions === undefined ? undefined : JSON.parse(formatOptions);
                 return _this.languageService.getCompletionEntryDetails(fileName, position, entryName, localOptions, source, preferences, data);
             });
         };
         LanguageServiceShimObject.prototype.getFormattingEditsForRange = function (fileName, start, end, options /*Services.FormatCodeOptions*/) {
             var _this = this;
-            return this.forwardJSONCall("getFormattingEditsForRange('" + fileName + "', " + start + ", " + end + ")", function () {
+            return this.forwardJSONCall("getFormattingEditsForRange('".concat(fileName, "', ").concat(start, ", ").concat(end, ")"), function () {
                 var localOptions = JSON.parse(options);
                 return _this.languageService.getFormattingEditsForRange(fileName, start, end, localOptions);
             });
         };
         LanguageServiceShimObject.prototype.getFormattingEditsForDocument = function (fileName, options /*Services.FormatCodeOptions*/) {
             var _this = this;
-            return this.forwardJSONCall("getFormattingEditsForDocument('" + fileName + "')", function () {
+            return this.forwardJSONCall("getFormattingEditsForDocument('".concat(fileName, "')"), function () {
                 var localOptions = JSON.parse(options);
                 return _this.languageService.getFormattingEditsForDocument(fileName, localOptions);
             });
         };
         LanguageServiceShimObject.prototype.getFormattingEditsAfterKeystroke = function (fileName, position, key, options /*Services.FormatCodeOptions*/) {
             var _this = this;
-            return this.forwardJSONCall("getFormattingEditsAfterKeystroke('" + fileName + "', " + position + ", '" + key + "')", function () {
+            return this.forwardJSONCall("getFormattingEditsAfterKeystroke('".concat(fileName, "', ").concat(position, ", '").concat(key, "')"), function () {
                 var localOptions = JSON.parse(options);
                 return _this.languageService.getFormattingEditsAfterKeystroke(fileName, position, key, localOptions);
             });
         };
         LanguageServiceShimObject.prototype.getDocCommentTemplateAtPosition = function (fileName, position, options) {
             var _this = this;
-            return this.forwardJSONCall("getDocCommentTemplateAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getDocCommentTemplateAtPosition(fileName, position, options); });
+            return this.forwardJSONCall("getDocCommentTemplateAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getDocCommentTemplateAtPosition(fileName, position, options); });
         };
         /// NAVIGATE TO
         /** Return a list of symbols that are interesting to navigate to */
         LanguageServiceShimObject.prototype.getNavigateToItems = function (searchValue, maxResultCount, fileName) {
             var _this = this;
-            return this.forwardJSONCall("getNavigateToItems('" + searchValue + "', " + maxResultCount + ", " + fileName + ")", function () { return _this.languageService.getNavigateToItems(searchValue, maxResultCount, fileName); });
+            return this.forwardJSONCall("getNavigateToItems('".concat(searchValue, "', ").concat(maxResultCount, ", ").concat(fileName, ")"), function () { return _this.languageService.getNavigateToItems(searchValue, maxResultCount, fileName); });
         };
         LanguageServiceShimObject.prototype.getNavigationBarItems = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getNavigationBarItems('" + fileName + "')", function () { return _this.languageService.getNavigationBarItems(fileName); });
+            return this.forwardJSONCall("getNavigationBarItems('".concat(fileName, "')"), function () { return _this.languageService.getNavigationBarItems(fileName); });
         };
         LanguageServiceShimObject.prototype.getNavigationTree = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getNavigationTree('" + fileName + "')", function () { return _this.languageService.getNavigationTree(fileName); });
+            return this.forwardJSONCall("getNavigationTree('".concat(fileName, "')"), function () { return _this.languageService.getNavigationTree(fileName); });
         };
         LanguageServiceShimObject.prototype.getOutliningSpans = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getOutliningSpans('" + fileName + "')", function () { return _this.languageService.getOutliningSpans(fileName); });
+            return this.forwardJSONCall("getOutliningSpans('".concat(fileName, "')"), function () { return _this.languageService.getOutliningSpans(fileName); });
         };
         LanguageServiceShimObject.prototype.getTodoComments = function (fileName, descriptors) {
             var _this = this;
-            return this.forwardJSONCall("getTodoComments('" + fileName + "')", function () { return _this.languageService.getTodoComments(fileName, JSON.parse(descriptors)); });
+            return this.forwardJSONCall("getTodoComments('".concat(fileName, "')"), function () { return _this.languageService.getTodoComments(fileName, JSON.parse(descriptors)); });
         };
         /// CALL HIERARCHY
         LanguageServiceShimObject.prototype.prepareCallHierarchy = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("prepareCallHierarchy('" + fileName + "', " + position + ")", function () { return _this.languageService.prepareCallHierarchy(fileName, position); });
+            return this.forwardJSONCall("prepareCallHierarchy('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.prepareCallHierarchy(fileName, position); });
         };
         LanguageServiceShimObject.prototype.provideCallHierarchyIncomingCalls = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("provideCallHierarchyIncomingCalls('" + fileName + "', " + position + ")", function () { return _this.languageService.provideCallHierarchyIncomingCalls(fileName, position); });
+            return this.forwardJSONCall("provideCallHierarchyIncomingCalls('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.provideCallHierarchyIncomingCalls(fileName, position); });
         };
         LanguageServiceShimObject.prototype.provideCallHierarchyOutgoingCalls = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("provideCallHierarchyOutgoingCalls('" + fileName + "', " + position + ")", function () { return _this.languageService.provideCallHierarchyOutgoingCalls(fileName, position); });
+            return this.forwardJSONCall("provideCallHierarchyOutgoingCalls('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.provideCallHierarchyOutgoingCalls(fileName, position); });
         };
         LanguageServiceShimObject.prototype.provideInlayHints = function (fileName, span, preference) {
             var _this = this;
-            return this.forwardJSONCall("provideInlayHints('" + fileName + "', '" + JSON.stringify(span) + "', " + JSON.stringify(preference) + ")", function () { return _this.languageService.provideInlayHints(fileName, span, preference); });
+            return this.forwardJSONCall("provideInlayHints('".concat(fileName, "', '").concat(JSON.stringify(span), "', ").concat(JSON.stringify(preference), ")"), function () { return _this.languageService.provideInlayHints(fileName, span, preference); });
         };
         /// Emit
         LanguageServiceShimObject.prototype.getEmitOutput = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getEmitOutput('" + fileName + "')", function () {
+            return this.forwardJSONCall("getEmitOutput('".concat(fileName, "')"), function () {
                 var _a = _this.languageService.getEmitOutput(fileName), diagnostics = _a.diagnostics, rest = __rest(_a, ["diagnostics"]);
                 return __assign(__assign({}, rest), { diagnostics: _this.realizeDiagnostics(diagnostics) });
             });
         };
         LanguageServiceShimObject.prototype.getEmitOutputObject = function (fileName) {
             var _this = this;
-            return forwardCall(this.logger, "getEmitOutput('" + fileName + "')", 
+            return forwardCall(this.logger, "getEmitOutput('".concat(fileName, "')"), 
             /*returnJson*/ false, function () { return _this.languageService.getEmitOutput(fileName); }, this.logPerformance);
         };
         LanguageServiceShimObject.prototype.toggleLineComment = function (fileName, textRange) {
             var _this = this;
-            return this.forwardJSONCall("toggleLineComment('" + fileName + "', '" + JSON.stringify(textRange) + "')", function () { return _this.languageService.toggleLineComment(fileName, textRange); });
+            return this.forwardJSONCall("toggleLineComment('".concat(fileName, "', '").concat(JSON.stringify(textRange), "')"), function () { return _this.languageService.toggleLineComment(fileName, textRange); });
         };
         LanguageServiceShimObject.prototype.toggleMultilineComment = function (fileName, textRange) {
             var _this = this;
-            return this.forwardJSONCall("toggleMultilineComment('" + fileName + "', '" + JSON.stringify(textRange) + "')", function () { return _this.languageService.toggleMultilineComment(fileName, textRange); });
+            return this.forwardJSONCall("toggleMultilineComment('".concat(fileName, "', '").concat(JSON.stringify(textRange), "')"), function () { return _this.languageService.toggleMultilineComment(fileName, textRange); });
         };
         LanguageServiceShimObject.prototype.commentSelection = function (fileName, textRange) {
             var _this = this;
-            return this.forwardJSONCall("commentSelection('" + fileName + "', '" + JSON.stringify(textRange) + "')", function () { return _this.languageService.commentSelection(fileName, textRange); });
+            return this.forwardJSONCall("commentSelection('".concat(fileName, "', '").concat(JSON.stringify(textRange), "')"), function () { return _this.languageService.commentSelection(fileName, textRange); });
         };
         LanguageServiceShimObject.prototype.uncommentSelection = function (fileName, textRange) {
             var _this = this;
-            return this.forwardJSONCall("uncommentSelection('" + fileName + "', '" + JSON.stringify(textRange) + "')", function () { return _this.languageService.uncommentSelection(fileName, textRange); });
+            return this.forwardJSONCall("uncommentSelection('".concat(fileName, "', '").concat(JSON.stringify(textRange), "')"), function () { return _this.languageService.uncommentSelection(fileName, textRange); });
         };
         return LanguageServiceShimObject;
     }(ShimBase));
@@ -162935,7 +162954,7 @@ var ts;
         };
         CoreServicesShimObject.prototype.resolveModuleName = function (fileName, moduleName, compilerOptionsJson) {
             var _this = this;
-            return this.forwardJSONCall("resolveModuleName('" + fileName + "')", function () {
+            return this.forwardJSONCall("resolveModuleName('".concat(fileName, "')"), function () {
                 var compilerOptions = JSON.parse(compilerOptionsJson);
                 var result = ts.resolveModuleName(moduleName, ts.normalizeSlashes(fileName), compilerOptions, _this.host);
                 var resolvedFileName = result.resolvedModule ? result.resolvedModule.resolvedFileName : undefined;
@@ -162950,7 +162969,7 @@ var ts;
         };
         CoreServicesShimObject.prototype.resolveTypeReferenceDirective = function (fileName, typeReferenceDirective, compilerOptionsJson) {
             var _this = this;
-            return this.forwardJSONCall("resolveTypeReferenceDirective(" + fileName + ")", function () {
+            return this.forwardJSONCall("resolveTypeReferenceDirective(".concat(fileName, ")"), function () {
                 var compilerOptions = JSON.parse(compilerOptionsJson);
                 var result = ts.resolveTypeReferenceDirective(typeReferenceDirective, ts.normalizeSlashes(fileName), compilerOptions, _this.host);
                 return {
@@ -162962,7 +162981,7 @@ var ts;
         };
         CoreServicesShimObject.prototype.getPreProcessedFileInfo = function (fileName, sourceTextSnapshot) {
             var _this = this;
-            return this.forwardJSONCall("getPreProcessedFileInfo('" + fileName + "')", function () {
+            return this.forwardJSONCall("getPreProcessedFileInfo('".concat(fileName, "')"), function () {
                 // for now treat files as JavaScript
                 var result = ts.preProcessFile(ts.getSnapshotText(sourceTextSnapshot), /* readImportFiles */ true, /* detectJavaScriptImports */ true);
                 return {
@@ -162977,7 +162996,7 @@ var ts;
         };
         CoreServicesShimObject.prototype.getAutomaticTypeDirectiveNames = function (compilerOptionsJson) {
             var _this = this;
-            return this.forwardJSONCall("getAutomaticTypeDirectiveNames('" + compilerOptionsJson + "')", function () {
+            return this.forwardJSONCall("getAutomaticTypeDirectiveNames('".concat(compilerOptionsJson, "')"), function () {
                 var compilerOptions = JSON.parse(compilerOptionsJson);
                 return ts.getAutomaticTypeDirectiveNames(compilerOptions, _this.host);
             });
@@ -162999,7 +163018,7 @@ var ts;
         };
         CoreServicesShimObject.prototype.getTSConfigFileInfo = function (fileName, sourceTextSnapshot) {
             var _this = this;
-            return this.forwardJSONCall("getTSConfigFileInfo('" + fileName + "')", function () {
+            return this.forwardJSONCall("getTSConfigFileInfo('".concat(fileName, "')"), function () {
                 var result = ts.parseJsonText(fileName, ts.getSnapshotText(sourceTextSnapshot));
                 var normalizedFileName = ts.normalizeSlashes(fileName);
                 var configFile = ts.parseJsonSourceFileConfigFileContent(result, _this.host, ts.getDirectoryPath(normalizedFileName), /*existingOptions*/ {}, normalizedFileName);
diff --git a/lib/typescriptServices.js b/lib/typescriptServices.js
index 83e1c8ae85997..92e96e7957e39 100644
--- a/lib/typescriptServices.js
+++ b/lib/typescriptServices.js
@@ -294,7 +294,7 @@ var ts;
     // The following is baselined as a literal template type without intervention
     /** The version of the TypeScript compiler release */
     // eslint-disable-next-line @typescript-eslint/no-inferrable-types
-    ts.version = "4.5.2";
+    ts.version = "4.5.3";
     /* @internal */
     var Comparison;
     (function (Comparison) {
@@ -335,7 +335,7 @@ var ts;
         var constructor = (_a = NativeCollections[nativeFactory]()) !== null && _a !== void 0 ? _a : ts.ShimCollections === null || ts.ShimCollections === void 0 ? void 0 : ts.ShimCollections[shimFactory](ts.getIterator);
         if (constructor)
             return constructor;
-        throw new Error("TypeScript requires an environment that provides a compatible native " + name + " implementation.");
+        throw new Error("TypeScript requires an environment that provides a compatible native ".concat(name, " implementation."));
     }
 })(ts || (ts = {}));
 /* @internal */
@@ -1698,7 +1698,7 @@ var ts;
     function cast(value, test) {
         if (value !== undefined && test(value))
             return value;
-        return ts.Debug.fail("Invalid cast. The supplied value " + value + " did not pass the test '" + ts.Debug.getFunctionName(test) + "'.");
+        return ts.Debug.fail("Invalid cast. The supplied value ".concat(value, " did not pass the test '").concat(ts.Debug.getFunctionName(test), "'."));
     }
     ts.cast = cast;
     /** Does nothing. */
@@ -1789,7 +1789,7 @@ var ts;
     function memoizeOne(callback) {
         var map = new ts.Map();
         return function (arg) {
-            var key = typeof arg + ":" + arg;
+            var key = "".concat(typeof arg, ":").concat(arg);
             var value = map.get(key);
             if (value === undefined && !map.has(key)) {
                 value = callback(arg);
@@ -2239,7 +2239,7 @@ var ts;
     ts.createGetCanonicalFileName = createGetCanonicalFileName;
     function patternText(_a) {
         var prefix = _a.prefix, suffix = _a.suffix;
-        return prefix + "*" + suffix;
+        return "".concat(prefix, "*").concat(suffix);
     }
     ts.patternText = patternText;
     /**
@@ -2552,7 +2552,7 @@ var ts;
         }
         function fail(message, stackCrawlMark) {
             debugger;
-            var e = new Error(message ? "Debug Failure. " + message : "Debug Failure.");
+            var e = new Error(message ? "Debug Failure. ".concat(message) : "Debug Failure.");
             if (Error.captureStackTrace) {
                 Error.captureStackTrace(e, stackCrawlMark || fail);
             }
@@ -2560,12 +2560,12 @@ var ts;
         }
         Debug.fail = fail;
         function failBadSyntaxKind(node, message, stackCrawlMark) {
-            return fail((message || "Unexpected node.") + "\r\nNode " + formatSyntaxKind(node.kind) + " was unexpected.", stackCrawlMark || failBadSyntaxKind);
+            return fail("".concat(message || "Unexpected node.", "\r\nNode ").concat(formatSyntaxKind(node.kind), " was unexpected."), stackCrawlMark || failBadSyntaxKind);
         }
         Debug.failBadSyntaxKind = failBadSyntaxKind;
         function assert(expression, message, verboseDebugInfo, stackCrawlMark) {
             if (!expression) {
-                message = message ? "False expression: " + message : "False expression.";
+                message = message ? "False expression: ".concat(message) : "False expression.";
                 if (verboseDebugInfo) {
                     message += "\r\nVerbose Debug Information: " + (typeof verboseDebugInfo === "string" ? verboseDebugInfo : verboseDebugInfo());
                 }
@@ -2575,26 +2575,26 @@ var ts;
         Debug.assert = assert;
         function assertEqual(a, b, msg, msg2, stackCrawlMark) {
             if (a !== b) {
-                var message = msg ? msg2 ? msg + " " + msg2 : msg : "";
-                fail("Expected " + a + " === " + b + ". " + message, stackCrawlMark || assertEqual);
+                var message = msg ? msg2 ? "".concat(msg, " ").concat(msg2) : msg : "";
+                fail("Expected ".concat(a, " === ").concat(b, ". ").concat(message), stackCrawlMark || assertEqual);
             }
         }
         Debug.assertEqual = assertEqual;
         function assertLessThan(a, b, msg, stackCrawlMark) {
             if (a >= b) {
-                fail("Expected " + a + " < " + b + ". " + (msg || ""), stackCrawlMark || assertLessThan);
+                fail("Expected ".concat(a, " < ").concat(b, ". ").concat(msg || ""), stackCrawlMark || assertLessThan);
             }
         }
         Debug.assertLessThan = assertLessThan;
         function assertLessThanOrEqual(a, b, stackCrawlMark) {
             if (a > b) {
-                fail("Expected " + a + " <= " + b, stackCrawlMark || assertLessThanOrEqual);
+                fail("Expected ".concat(a, " <= ").concat(b), stackCrawlMark || assertLessThanOrEqual);
             }
         }
         Debug.assertLessThanOrEqual = assertLessThanOrEqual;
         function assertGreaterThanOrEqual(a, b, stackCrawlMark) {
             if (a < b) {
-                fail("Expected " + a + " >= " + b, stackCrawlMark || assertGreaterThanOrEqual);
+                fail("Expected ".concat(a, " >= ").concat(b), stackCrawlMark || assertGreaterThanOrEqual);
             }
         }
         Debug.assertGreaterThanOrEqual = assertGreaterThanOrEqual;
@@ -2635,42 +2635,42 @@ var ts;
         function assertNever(member, message, stackCrawlMark) {
             if (message === void 0) { message = "Illegal value:"; }
             var detail = typeof member === "object" && ts.hasProperty(member, "kind") && ts.hasProperty(member, "pos") && formatSyntaxKind ? "SyntaxKind: " + formatSyntaxKind(member.kind) : JSON.stringify(member);
-            return fail(message + " " + detail, stackCrawlMark || assertNever);
+            return fail("".concat(message, " ").concat(detail), stackCrawlMark || assertNever);
         }
         Debug.assertNever = assertNever;
         function assertEachNode(nodes, test, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertEachNode")) {
-                assert(test === undefined || ts.every(nodes, test), message || "Unexpected node.", function () { return "Node array did not pass test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertEachNode);
+                assert(test === undefined || ts.every(nodes, test), message || "Unexpected node.", function () { return "Node array did not pass test '".concat(getFunctionName(test), "'."); }, stackCrawlMark || assertEachNode);
             }
         }
         Debug.assertEachNode = assertEachNode;
         function assertNode(node, test, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertNode")) {
-                assert(node !== undefined && (test === undefined || test(node)), message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind) + " did not pass test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertNode);
+                assert(node !== undefined && (test === undefined || test(node)), message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind), " did not pass test '").concat(getFunctionName(test), "'."); }, stackCrawlMark || assertNode);
             }
         }
         Debug.assertNode = assertNode;
         function assertNotNode(node, test, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertNotNode")) {
-                assert(node === undefined || test === undefined || !test(node), message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node.kind) + " should not have passed test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertNotNode);
+                assert(node === undefined || test === undefined || !test(node), message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node.kind), " should not have passed test '").concat(getFunctionName(test), "'."); }, stackCrawlMark || assertNotNode);
             }
         }
         Debug.assertNotNode = assertNotNode;
         function assertOptionalNode(node, test, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertOptionalNode")) {
-                assert(test === undefined || node === undefined || test(node), message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind) + " did not pass test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertOptionalNode);
+                assert(test === undefined || node === undefined || test(node), message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind), " did not pass test '").concat(getFunctionName(test), "'."); }, stackCrawlMark || assertOptionalNode);
             }
         }
         Debug.assertOptionalNode = assertOptionalNode;
         function assertOptionalToken(node, kind, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertOptionalToken")) {
-                assert(kind === undefined || node === undefined || node.kind === kind, message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind) + " was not a '" + formatSyntaxKind(kind) + "' token."; }, stackCrawlMark || assertOptionalToken);
+                assert(kind === undefined || node === undefined || node.kind === kind, message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind), " was not a '").concat(formatSyntaxKind(kind), "' token."); }, stackCrawlMark || assertOptionalToken);
             }
         }
         Debug.assertOptionalToken = assertOptionalToken;
         function assertMissingNode(node, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertMissingNode")) {
-                assert(node === undefined, message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node.kind) + " was unexpected'."; }, stackCrawlMark || assertMissingNode);
+                assert(node === undefined, message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node.kind), " was unexpected'."); }, stackCrawlMark || assertMissingNode);
             }
         }
         Debug.assertMissingNode = assertMissingNode;
@@ -2691,7 +2691,7 @@ var ts;
         }
         Debug.getFunctionName = getFunctionName;
         function formatSymbol(symbol) {
-            return "{ name: " + ts.unescapeLeadingUnderscores(symbol.escapedName) + "; flags: " + formatSymbolFlags(symbol.flags) + "; declarations: " + ts.map(symbol.declarations, function (node) { return formatSyntaxKind(node.kind); }) + " }";
+            return "{ name: ".concat(ts.unescapeLeadingUnderscores(symbol.escapedName), "; flags: ").concat(formatSymbolFlags(symbol.flags), "; declarations: ").concat(ts.map(symbol.declarations, function (node) { return formatSyntaxKind(node.kind); }), " }");
         }
         Debug.formatSymbol = formatSymbol;
         /**
@@ -2712,7 +2712,7 @@ var ts;
                         break;
                     }
                     if (enumValue !== 0 && enumValue & value) {
-                        result = "" + result + (result ? "|" : "") + enumName;
+                        result = "".concat(result).concat(result ? "|" : "").concat(enumName);
                         remainingFlags &= ~enumValue;
                     }
                 }
@@ -2822,7 +2822,7 @@ var ts;
                                                                     this.flags & 1 /* Unreachable */ ? "FlowUnreachable" :
                                                                         "UnknownFlow";
                             var remainingFlags = this.flags & ~(2048 /* Referenced */ - 1);
-                            return "" + flowHeader + (remainingFlags ? " (" + formatFlowFlags(remainingFlags) + ")" : "");
+                            return "".concat(flowHeader).concat(remainingFlags ? " (".concat(formatFlowFlags(remainingFlags), ")") : "");
                         }
                     },
                     __debugFlowFlags: { get: function () { return formatEnum(this.flags, ts.FlowFlags, /*isFlags*/ true); } },
@@ -2861,7 +2861,7 @@ var ts;
                             // We don't care, this is debug code that's only enabled with a debugger attached -
                             // we're just taking note of it for anyone checking regex performance in the future.
                             defaultValue = String(defaultValue).replace(/(?:,[\s\w\d_]+:[^,]+)+\]$/, "]");
-                            return "NodeArray " + defaultValue;
+                            return "NodeArray ".concat(defaultValue);
                         }
                     }
                 });
@@ -2916,7 +2916,7 @@ var ts;
                         var symbolHeader = this.flags & 33554432 /* Transient */ ? "TransientSymbol" :
                             "Symbol";
                         var remainingSymbolFlags = this.flags & ~33554432 /* Transient */;
-                        return symbolHeader + " '" + ts.symbolName(this) + "'" + (remainingSymbolFlags ? " (" + formatSymbolFlags(remainingSymbolFlags) + ")" : "");
+                        return "".concat(symbolHeader, " '").concat(ts.symbolName(this), "'").concat(remainingSymbolFlags ? " (".concat(formatSymbolFlags(remainingSymbolFlags), ")") : "");
                     }
                 },
                 __debugFlags: { get: function () { return formatSymbolFlags(this.flags); } }
@@ -2926,11 +2926,11 @@ var ts;
                 __tsDebuggerDisplay: {
                     value: function () {
                         var typeHeader = this.flags & 98304 /* Nullable */ ? "NullableType" :
-                            this.flags & 384 /* StringOrNumberLiteral */ ? "LiteralType " + JSON.stringify(this.value) :
-                                this.flags & 2048 /* BigIntLiteral */ ? "LiteralType " + (this.value.negative ? "-" : "") + this.value.base10Value + "n" :
+                            this.flags & 384 /* StringOrNumberLiteral */ ? "LiteralType ".concat(JSON.stringify(this.value)) :
+                                this.flags & 2048 /* BigIntLiteral */ ? "LiteralType ".concat(this.value.negative ? "-" : "").concat(this.value.base10Value, "n") :
                                     this.flags & 8192 /* UniqueESSymbol */ ? "UniqueESSymbolType" :
                                         this.flags & 32 /* Enum */ ? "EnumType" :
-                                            this.flags & 67359327 /* Intrinsic */ ? "IntrinsicType " + this.intrinsicName :
+                                            this.flags & 67359327 /* Intrinsic */ ? "IntrinsicType ".concat(this.intrinsicName) :
                                                 this.flags & 1048576 /* Union */ ? "UnionType" :
                                                     this.flags & 2097152 /* Intersection */ ? "IntersectionType" :
                                                         this.flags & 4194304 /* Index */ ? "IndexType" :
@@ -2949,7 +2949,7 @@ var ts;
                                                                                                             "ObjectType" :
                                                                                 "Type";
                         var remainingObjectFlags = this.flags & 524288 /* Object */ ? this.objectFlags & ~1343 /* ObjectTypeKindMask */ : 0;
-                        return "" + typeHeader + (this.symbol ? " '" + ts.symbolName(this.symbol) + "'" : "") + (remainingObjectFlags ? " (" + formatObjectFlags(remainingObjectFlags) + ")" : "");
+                        return "".concat(typeHeader).concat(this.symbol ? " '".concat(ts.symbolName(this.symbol), "'") : "").concat(remainingObjectFlags ? " (".concat(formatObjectFlags(remainingObjectFlags), ")") : "");
                     }
                 },
                 __debugFlags: { get: function () { return formatTypeFlags(this.flags); } },
@@ -2985,11 +2985,11 @@ var ts;
                         __tsDebuggerDisplay: {
                             value: function () {
                                 var nodeHeader = ts.isGeneratedIdentifier(this) ? "GeneratedIdentifier" :
-                                    ts.isIdentifier(this) ? "Identifier '" + ts.idText(this) + "'" :
-                                        ts.isPrivateIdentifier(this) ? "PrivateIdentifier '" + ts.idText(this) + "'" :
-                                            ts.isStringLiteral(this) ? "StringLiteral " + JSON.stringify(this.text.length < 10 ? this.text : this.text.slice(10) + "...") :
-                                                ts.isNumericLiteral(this) ? "NumericLiteral " + this.text :
-                                                    ts.isBigIntLiteral(this) ? "BigIntLiteral " + this.text + "n" :
+                                    ts.isIdentifier(this) ? "Identifier '".concat(ts.idText(this), "'") :
+                                        ts.isPrivateIdentifier(this) ? "PrivateIdentifier '".concat(ts.idText(this), "'") :
+                                            ts.isStringLiteral(this) ? "StringLiteral ".concat(JSON.stringify(this.text.length < 10 ? this.text : this.text.slice(10) + "...")) :
+                                                ts.isNumericLiteral(this) ? "NumericLiteral ".concat(this.text) :
+                                                    ts.isBigIntLiteral(this) ? "BigIntLiteral ".concat(this.text, "n") :
                                                         ts.isTypeParameterDeclaration(this) ? "TypeParameterDeclaration" :
                                                             ts.isParameter(this) ? "ParameterDeclaration" :
                                                                 ts.isConstructorDeclaration(this) ? "ConstructorDeclaration" :
@@ -3021,7 +3021,7 @@ var ts;
                                                                                                                                                                         ts.isNamedTupleMember(this) ? "NamedTupleMember" :
                                                                                                                                                                             ts.isImportTypeNode(this) ? "ImportTypeNode" :
                                                                                                                                                                                 formatSyntaxKind(this.kind);
-                                return "" + nodeHeader + (this.flags ? " (" + formatNodeFlags(this.flags) + ")" : "");
+                                return "".concat(nodeHeader).concat(this.flags ? " (".concat(formatNodeFlags(this.flags), ")") : "");
                             }
                         },
                         __debugKind: { get: function () { return formatSyntaxKind(this.kind); } },
@@ -3068,10 +3068,10 @@ var ts;
         Debug.enableDebugInfo = enableDebugInfo;
         function formatDeprecationMessage(name, error, errorAfter, since, message) {
             var deprecationMessage = error ? "DeprecationError: " : "DeprecationWarning: ";
-            deprecationMessage += "'" + name + "' ";
-            deprecationMessage += since ? "has been deprecated since v" + since : "is deprecated";
-            deprecationMessage += error ? " and can no longer be used." : errorAfter ? " and will no longer be usable after v" + errorAfter + "." : ".";
-            deprecationMessage += message ? " " + ts.formatStringFromArgs(message, [name], 0) : "";
+            deprecationMessage += "'".concat(name, "' ");
+            deprecationMessage += since ? "has been deprecated since v".concat(since) : "is deprecated";
+            deprecationMessage += error ? " and can no longer be used." : errorAfter ? " and will no longer be usable after v".concat(errorAfter, ".") : ".";
+            deprecationMessage += message ? " ".concat(ts.formatStringFromArgs(message, [name], 0)) : "";
             return deprecationMessage;
         }
         function createErrorDeprecation(name, errorAfter, since, message) {
@@ -3202,11 +3202,11 @@ var ts;
             }
         };
         Version.prototype.toString = function () {
-            var result = this.major + "." + this.minor + "." + this.patch;
+            var result = "".concat(this.major, ".").concat(this.minor, ".").concat(this.patch);
             if (ts.some(this.prerelease))
-                result += "-" + this.prerelease.join(".");
+                result += "-".concat(this.prerelease.join("."));
             if (ts.some(this.build))
-                result += "+" + this.build.join(".");
+                result += "+".concat(this.build.join("."));
             return result;
         };
         Version.zero = new Version(0, 0, 0);
@@ -3473,7 +3473,7 @@ var ts;
         return ts.map(comparators, formatComparator).join(" ");
     }
     function formatComparator(comparator) {
-        return "" + comparator.operator + comparator.operand;
+        return "".concat(comparator.operator).concat(comparator.operand);
     }
 })(ts || (ts = {}));
 /*@internal*/
@@ -3771,7 +3771,7 @@ var ts;
                     fs = require("fs");
                 }
                 catch (e) {
-                    throw new Error("tracing requires having fs\n(original error: " + (e.message || e) + ")");
+                    throw new Error("tracing requires having fs\n(original error: ".concat(e.message || e, ")"));
                 }
             }
             mode = tracingMode;
@@ -3783,11 +3783,11 @@ var ts;
             if (!fs.existsSync(traceDir)) {
                 fs.mkdirSync(traceDir, { recursive: true });
             }
-            var countPart = mode === "build" ? "." + process.pid + "-" + ++traceCount
-                : mode === "server" ? "." + process.pid
+            var countPart = mode === "build" ? ".".concat(process.pid, "-").concat(++traceCount)
+                : mode === "server" ? ".".concat(process.pid)
                     : "";
-            var tracePath = ts.combinePaths(traceDir, "trace" + countPart + ".json");
-            var typesPath = ts.combinePaths(traceDir, "types" + countPart + ".json");
+            var tracePath = ts.combinePaths(traceDir, "trace".concat(countPart, ".json"));
+            var typesPath = ts.combinePaths(traceDir, "types".concat(countPart, ".json"));
             legend.push({
                 configFilePath: configFilePath,
                 tracePath: tracePath,
@@ -3877,7 +3877,7 @@ var ts;
             }
             // test if [time,endTime) straddles a sampling point
             else if (sampleInterval - (time % sampleInterval) <= endTime - time) {
-                writeEvent("X", phase, name, args, "\"dur\":" + (endTime - time), time);
+                writeEvent("X", phase, name, args, "\"dur\":".concat(endTime - time), time);
             }
         }
         function writeEvent(eventType, phase, name, args, extras, time) {
@@ -3886,11 +3886,11 @@ var ts;
             if (mode === "server" && phase === "checkTypes" /* CheckTypes */)
                 return;
             ts.performance.mark("beginTracing");
-            fs.writeSync(traceFd, ",\n{\"pid\":1,\"tid\":1,\"ph\":\"" + eventType + "\",\"cat\":\"" + phase + "\",\"ts\":" + time + ",\"name\":\"" + name + "\"");
+            fs.writeSync(traceFd, ",\n{\"pid\":1,\"tid\":1,\"ph\":\"".concat(eventType, "\",\"cat\":\"").concat(phase, "\",\"ts\":").concat(time, ",\"name\":\"").concat(name, "\""));
             if (extras)
-                fs.writeSync(traceFd, "," + extras);
+                fs.writeSync(traceFd, ",".concat(extras));
             if (args)
-                fs.writeSync(traceFd, ",\"args\":" + JSON.stringify(args));
+                fs.writeSync(traceFd, ",\"args\":".concat(JSON.stringify(args)));
             fs.writeSync(traceFd, "}");
             ts.performance.mark("endTracing");
             ts.performance.measure("Tracing", "beginTracing", "endTracing");
@@ -6697,7 +6697,7 @@ var ts;
         pollingChunkSize = getCustomPollingBasedLevels("TSC_WATCH_POLLINGCHUNKSIZE", defaultChunkLevels) || pollingChunkSize;
         ts.unchangedPollThresholds = getCustomPollingBasedLevels("TSC_WATCH_UNCHANGEDPOLLTHRESHOLDS", defaultChunkLevels) || ts.unchangedPollThresholds;
         function getLevel(envVar, level) {
-            return system.getEnvironmentVariable(envVar + "_" + level.toUpperCase());
+            return system.getEnvironmentVariable("".concat(envVar, "_").concat(level.toUpperCase()));
         }
         function getCustomLevels(baseVariable) {
             var customLevels;
@@ -7162,7 +7162,7 @@ var ts;
         }
         function onTimerToUpdateChildWatches() {
             timerToUpdateChildWatches = undefined;
-            ts.sysLog("sysLog:: onTimerToUpdateChildWatches:: " + cacheToUpdateChildWatches.size);
+            ts.sysLog("sysLog:: onTimerToUpdateChildWatches:: ".concat(cacheToUpdateChildWatches.size));
             var start = ts.timestamp();
             var invokeMap = new ts.Map();
             while (!timerToUpdateChildWatches && cacheToUpdateChildWatches.size) {
@@ -7175,7 +7175,7 @@ var ts;
                 var hasChanges = updateChildWatches(dirName, dirPath, options);
                 invokeCallbacks(dirPath, invokeMap, hasChanges ? undefined : fileNames);
             }
-            ts.sysLog("sysLog:: invokingWatchers:: Elapsed:: " + (ts.timestamp() - start) + "ms:: " + cacheToUpdateChildWatches.size);
+            ts.sysLog("sysLog:: invokingWatchers:: Elapsed:: ".concat(ts.timestamp() - start, "ms:: ").concat(cacheToUpdateChildWatches.size));
             callbackCache.forEach(function (callbacks, rootDirName) {
                 var existing = invokeMap.get(rootDirName);
                 if (existing) {
@@ -7191,7 +7191,7 @@ var ts;
                 }
             });
             var elapsed = ts.timestamp() - start;
-            ts.sysLog("sysLog:: Elapsed:: " + elapsed + "ms:: onTimerToUpdateChildWatches:: " + cacheToUpdateChildWatches.size + " " + timerToUpdateChildWatches);
+            ts.sysLog("sysLog:: Elapsed:: ".concat(elapsed, "ms:: onTimerToUpdateChildWatches:: ").concat(cacheToUpdateChildWatches.size, " ").concat(timerToUpdateChildWatches));
         }
         function removeChildWatches(parentWatcher) {
             if (!parentWatcher)
@@ -7651,7 +7651,7 @@ var ts;
                 var remappedPaths = new ts.Map();
                 var normalizedDir = ts.normalizeSlashes(__dirname);
                 // Windows rooted dir names need an extra `/` prepended to be valid file:/// urls
-                var fileUrlRoot = "file://" + (ts.getRootLength(normalizedDir) === 1 ? "" : "/") + normalizedDir;
+                var fileUrlRoot = "file://".concat(ts.getRootLength(normalizedDir) === 1 ? "" : "/").concat(normalizedDir);
                 for (var _i = 0, _a = profile.nodes; _i < _a.length; _i++) {
                     var node = _a[_i];
                     if (node.callFrame.url) {
@@ -7660,7 +7660,7 @@ var ts;
                             node.callFrame.url = ts.getRelativePathToDirectoryOrUrl(fileUrlRoot, url, fileUrlRoot, ts.createGetCanonicalFileName(useCaseSensitiveFileNames), /*isAbsolutePathAnUrl*/ true);
                         }
                         else if (!nativePattern.test(url)) {
-                            node.callFrame.url = (remappedPaths.has(url) ? remappedPaths : remappedPaths.set(url, "external" + externalFileCounter + ".js")).get(url);
+                            node.callFrame.url = (remappedPaths.has(url) ? remappedPaths : remappedPaths.set(url, "external".concat(externalFileCounter, ".js"))).get(url);
                             externalFileCounter++;
                         }
                     }
@@ -7676,7 +7676,7 @@ var ts;
                         if (!err) {
                             try {
                                 if ((_b = statSync(profilePath)) === null || _b === void 0 ? void 0 : _b.isDirectory()) {
-                                    profilePath = _path.join(profilePath, (new Date()).toISOString().replace(/:/g, "-") + "+P" + process.pid + ".cpuprofile");
+                                    profilePath = _path.join(profilePath, "".concat((new Date()).toISOString().replace(/:/g, "-"), "+P").concat(process.pid, ".cpuprofile"));
                                 }
                             }
                             catch (_c) {
@@ -7778,7 +7778,7 @@ var ts;
                  * @param createWatcher
                  */
                 function invokeCallbackAndUpdateWatcher(createWatcher) {
-                    ts.sysLog("sysLog:: " + fileOrDirectory + ":: Changing watcher to " + (createWatcher === watchPresentFileSystemEntry ? "Present" : "Missing") + "FileSystemEntryWatcher");
+                    ts.sysLog("sysLog:: ".concat(fileOrDirectory, ":: Changing watcher to ").concat(createWatcher === watchPresentFileSystemEntry ? "Present" : "Missing", "FileSystemEntryWatcher"));
                     // Call the callback for current directory
                     callback("rename", "");
                     // If watcher is not closed, update it
@@ -7803,7 +7803,7 @@ var ts;
                         }
                     }
                     if (hitSystemWatcherLimit) {
-                        ts.sysLog("sysLog:: " + fileOrDirectory + ":: Defaulting to fsWatchFile");
+                        ts.sysLog("sysLog:: ".concat(fileOrDirectory, ":: Defaulting to fsWatchFile"));
                         return watchPresentFileSystemEntryWithFsWatchFile();
                     }
                     try {
@@ -7819,7 +7819,7 @@ var ts;
                         // Eg. on linux the number of watches are limited and one could easily exhaust watches and the exception ENOSPC is thrown when creating watcher at that point
                         // so instead of throwing error, use fs.watchFile
                         hitSystemWatcherLimit || (hitSystemWatcherLimit = e.code === "ENOSPC");
-                        ts.sysLog("sysLog:: " + fileOrDirectory + ":: Changing to fsWatchFile");
+                        ts.sysLog("sysLog:: ".concat(fileOrDirectory, ":: Changing to fsWatchFile"));
                         return watchPresentFileSystemEntryWithFsWatchFile();
                     }
                 }
@@ -10121,7 +10121,7 @@ var ts;
                 line = line < 0 ? 0 : line >= lineStarts.length ? lineStarts.length - 1 : line;
             }
             else {
-                ts.Debug.fail("Bad line number. Line: " + line + ", lineStarts.length: " + lineStarts.length + " , line map is correct? " + (debugText !== undefined ? ts.arraysEqual(lineStarts, computeLineStarts(debugText)) : "unknown"));
+                ts.Debug.fail("Bad line number. Line: ".concat(line, ", lineStarts.length: ").concat(lineStarts.length, " , line map is correct? ").concat(debugText !== undefined ? ts.arraysEqual(lineStarts, computeLineStarts(debugText)) : "unknown"));
             }
         }
         var res = lineStarts[line] + character;
@@ -13001,7 +13001,7 @@ var ts;
         return typeof comment === "string" ? comment
             : comment === null || comment === void 0 ? void 0 : comment.map(function (c) {
                 // TODO: Other kinds here
-                return c.kind === 319 /* JSDocText */ ? c.text : "{@link " + (c.name ? ts.entityNameToString(c.name) + " " : "") + c.text + "}";
+                return c.kind === 319 /* JSDocText */ ? c.text : "{@link ".concat(c.name ? ts.entityNameToString(c.name) + " " : "").concat(c.text, "}");
             }).join("");
     }
     ts.getTextOfJSDocComment = getTextOfJSDocComment;
@@ -14271,8 +14271,8 @@ var ts;
     }
     function packageIdToString(_a) {
         var name = _a.name, subModuleName = _a.subModuleName, version = _a.version;
-        var fullName = subModuleName ? name + "/" + subModuleName : name;
-        return fullName + "@" + version;
+        var fullName = subModuleName ? "".concat(name, "/").concat(subModuleName) : name;
+        return "".concat(fullName, "@").concat(version);
     }
     ts.packageIdToString = packageIdToString;
     function typeDirectiveIsEqualTo(oldResolution, newResolution) {
@@ -14351,7 +14351,7 @@ var ts;
     function nodePosToString(node) {
         var file = getSourceFileOfNode(node);
         var loc = ts.getLineAndCharacterOfPosition(file, node.pos);
-        return file.fileName + "(" + (loc.line + 1) + "," + (loc.character + 1) + ")";
+        return "".concat(file.fileName, "(").concat(loc.line + 1, ",").concat(loc.character + 1, ")");
     }
     ts.nodePosToString = nodePosToString;
     function getEndLinePosition(line, sourceFile) {
@@ -14490,7 +14490,7 @@ var ts;
     ts.isPinnedComment = isPinnedComment;
     function createCommentDirectivesMap(sourceFile, commentDirectives) {
         var directivesByLine = new ts.Map(commentDirectives.map(function (commentDirective) { return ([
-            "" + ts.getLineAndCharacterOfPosition(sourceFile, commentDirective.range.end).line,
+            "".concat(ts.getLineAndCharacterOfPosition(sourceFile, commentDirective.range.end).line),
             commentDirective,
         ]); }));
         var usedLines = new ts.Map();
@@ -14507,10 +14507,10 @@ var ts;
             });
         }
         function markUsed(line) {
-            if (!directivesByLine.has("" + line)) {
+            if (!directivesByLine.has("".concat(line))) {
                 return false;
             }
-            usedLines.set("" + line, true);
+            usedLines.set("".concat(line), true);
             return true;
         }
     }
@@ -14725,7 +14725,7 @@ var ts;
                 }
                 return node.text;
         }
-        return ts.Debug.fail("Literal kind '" + node.kind + "' not accounted for.");
+        return ts.Debug.fail("Literal kind '".concat(node.kind, "' not accounted for."));
     }
     ts.getLiteralText = getLiteralText;
     function canUseOriginalText(node, flags) {
@@ -17256,11 +17256,11 @@ var ts;
     }
     ts.getEscapedTextOfIdentifierOrLiteral = getEscapedTextOfIdentifierOrLiteral;
     function getPropertyNameForUniqueESSymbol(symbol) {
-        return "__@" + ts.getSymbolId(symbol) + "@" + symbol.escapedName;
+        return "__@".concat(ts.getSymbolId(symbol), "@").concat(symbol.escapedName);
     }
     ts.getPropertyNameForUniqueESSymbol = getPropertyNameForUniqueESSymbol;
     function getSymbolNameForPrivateIdentifier(containingClassSymbol, description) {
-        return "__#" + ts.getSymbolId(containingClassSymbol) + "@" + description;
+        return "__#".concat(ts.getSymbolId(containingClassSymbol), "@").concat(description);
     }
     ts.getSymbolNameForPrivateIdentifier = getSymbolNameForPrivateIdentifier;
     function isKnownSymbol(symbol) {
@@ -19953,7 +19953,7 @@ var ts;
     }
     ts.getJSXImplicitImportBase = getJSXImplicitImportBase;
     function getJSXRuntimeImport(base, options) {
-        return base ? base + "/" + (options.jsx === 5 /* ReactJSXDev */ ? "jsx-dev-runtime" : "jsx-runtime") : undefined;
+        return base ? "".concat(base, "/").concat(options.jsx === 5 /* ReactJSXDev */ ? "jsx-dev-runtime" : "jsx-runtime") : undefined;
     }
     ts.getJSXRuntimeImport = getJSXRuntimeImport;
     function hasZeroOrOneAsteriskCharacter(str) {
@@ -20070,7 +20070,7 @@ var ts;
     }
     var wildcardCharCodes = [42 /* asterisk */, 63 /* question */];
     ts.commonPackageFolders = ["node_modules", "bower_components", "jspm_packages"];
-    var implicitExcludePathRegexPattern = "(?!(" + ts.commonPackageFolders.join("|") + ")(/|$))";
+    var implicitExcludePathRegexPattern = "(?!(".concat(ts.commonPackageFolders.join("|"), ")(/|$))");
     var filesMatcher = {
         /**
          * Matches any single directory segment unless it is the last segment and a .min.js file
@@ -20083,7 +20083,7 @@ var ts;
          * Regex for the ** wildcard. Matches any number of subdirectories. When used for including
          * files or directories, does not match subdirectories that start with a . character
          */
-        doubleAsteriskRegexFragment: "(/" + implicitExcludePathRegexPattern + "[^/.][^/]*)*?",
+        doubleAsteriskRegexFragment: "(/".concat(implicitExcludePathRegexPattern, "[^/.][^/]*)*?"),
         replaceWildcardCharacter: function (match) { return replaceWildcardCharacter(match, filesMatcher.singleAsteriskRegexFragment); }
     };
     var directoriesMatcher = {
@@ -20092,7 +20092,7 @@ var ts;
          * Regex for the ** wildcard. Matches any number of subdirectories. When used for including
          * files or directories, does not match subdirectories that start with a . character
          */
-        doubleAsteriskRegexFragment: "(/" + implicitExcludePathRegexPattern + "[^/.][^/]*)*?",
+        doubleAsteriskRegexFragment: "(/".concat(implicitExcludePathRegexPattern, "[^/.][^/]*)*?"),
         replaceWildcardCharacter: function (match) { return replaceWildcardCharacter(match, directoriesMatcher.singleAsteriskRegexFragment); }
     };
     var excludeMatcher = {
@@ -20110,10 +20110,10 @@ var ts;
         if (!patterns || !patterns.length) {
             return undefined;
         }
-        var pattern = patterns.map(function (pattern) { return "(" + pattern + ")"; }).join("|");
+        var pattern = patterns.map(function (pattern) { return "(".concat(pattern, ")"); }).join("|");
         // If excluding, match "foo/bar/baz...", but if including, only allow "foo".
         var terminator = usage === "exclude" ? "($|/)" : "$";
-        return "^(" + pattern + ")" + terminator;
+        return "^(".concat(pattern, ")").concat(terminator);
     }
     ts.getRegularExpressionForWildcard = getRegularExpressionForWildcard;
     function getRegularExpressionsForWildcards(specs, basePath, usage) {
@@ -20135,7 +20135,7 @@ var ts;
     ts.isImplicitGlob = isImplicitGlob;
     function getPatternFromSpec(spec, basePath, usage) {
         var pattern = spec && getSubPatternFromSpec(spec, basePath, usage, wildcardMatchers[usage]);
-        return pattern && "^(" + pattern + ")" + (usage === "exclude" ? "($|/)" : "$");
+        return pattern && "^(".concat(pattern, ")").concat(usage === "exclude" ? "($|/)" : "$");
     }
     ts.getPatternFromSpec = getPatternFromSpec;
     function getSubPatternFromSpec(spec, basePath, usage, _a) {
@@ -20213,7 +20213,7 @@ var ts;
         currentDirectory = ts.normalizePath(currentDirectory);
         var absolutePath = ts.combinePaths(currentDirectory, path);
         return {
-            includeFilePatterns: ts.map(getRegularExpressionsForWildcards(includes, absolutePath, "files"), function (pattern) { return "^" + pattern + "$"; }),
+            includeFilePatterns: ts.map(getRegularExpressionsForWildcards(includes, absolutePath, "files"), function (pattern) { return "^".concat(pattern, "$"); }),
             includeFilePattern: getRegularExpressionForWildcard(includes, absolutePath, "files"),
             includeDirectoryPattern: getRegularExpressionForWildcard(includes, absolutePath, "directories"),
             excludePattern: getRegularExpressionForWildcard(excludes, absolutePath, "exclude"),
@@ -20494,7 +20494,7 @@ var ts;
      */
     function extensionFromPath(path) {
         var ext = tryGetExtensionFromPath(path);
-        return ext !== undefined ? ext : ts.Debug.fail("File " + path + " has unknown extension.");
+        return ext !== undefined ? ext : ts.Debug.fail("File ".concat(path, " has unknown extension."));
     }
     ts.extensionFromPath = extensionFromPath;
     function isAnySupportedFileExtension(path) {
@@ -26483,7 +26483,7 @@ var ts;
             case 326 /* JSDocAugmentsTag */: return "augments";
             case 327 /* JSDocImplementsTag */: return "implements";
             default:
-                return ts.Debug.fail("Unsupported kind: " + ts.Debug.formatSyntaxKind(kind));
+                return ts.Debug.fail("Unsupported kind: ".concat(ts.Debug.formatSyntaxKind(kind)));
         }
     }
     var rawTextScanner;
@@ -26811,7 +26811,7 @@ var ts;
             };
             var definedTextGetter_1 = function (path) {
                 var result = textGetter_1(path);
-                return result !== undefined ? result : "/* Input file " + path + " was missing */\r\n";
+                return result !== undefined ? result : "/* Input file ".concat(path, " was missing */\r\n");
             };
             var buildInfo_1;
             var getAndCacheBuildInfo_1 = function (getText) {
@@ -31349,7 +31349,7 @@ var ts;
             for (var _i = 0, viableKeywordSuggestions_1 = viableKeywordSuggestions; _i < viableKeywordSuggestions_1.length; _i++) {
                 var keyword = viableKeywordSuggestions_1[_i];
                 if (expressionText.length > keyword.length + 2 && ts.startsWith(expressionText, keyword)) {
-                    return keyword + " " + expressionText.slice(keyword.length);
+                    return "".concat(keyword, " ").concat(expressionText.slice(keyword.length));
                 }
             }
             return undefined;
@@ -38113,7 +38113,7 @@ var ts;
         if (namedArgRegExCache.has(name)) {
             return namedArgRegExCache.get(name);
         }
-        var result = new RegExp("(\\s" + name + "\\s*=\\s*)(?:(?:'([^']*)')|(?:\"([^\"]*)\"))", "im");
+        var result = new RegExp("(\\s".concat(name, "\\s*=\\s*)(?:(?:'([^']*)')|(?:\"([^\"]*)\"))"), "im");
         namedArgRegExCache.set(name, result);
         return result;
     }
@@ -39575,8 +39575,8 @@ var ts;
     }
     ts.createCompilerDiagnosticForInvalidCustomType = createCompilerDiagnosticForInvalidCustomType;
     function createDiagnosticForInvalidCustomType(opt, createDiagnostic) {
-        var namesOfType = ts.arrayFrom(opt.type.keys()).map(function (key) { return "'" + key + "'"; }).join(", ");
-        return createDiagnostic(ts.Diagnostics.Argument_for_0_option_must_be_Colon_1, "--" + opt.name, namesOfType);
+        var namesOfType = ts.arrayFrom(opt.type.keys()).map(function (key) { return "'".concat(key, "'"); }).join(", ");
+        return createDiagnostic(ts.Diagnostics.Argument_for_0_option_must_be_Colon_1, "--".concat(opt.name), namesOfType);
     }
     /* @internal */
     function parseCustomTypeOption(opt, value, errors) {
@@ -40370,10 +40370,10 @@ var ts;
                 var newValue = compilerOptionsMap.get(cmd.name);
                 var defaultValue = getDefaultValueForOption(cmd);
                 if (newValue !== defaultValue) {
-                    result.push("" + tab + cmd.name + ": " + newValue);
+                    result.push("".concat(tab).concat(cmd.name, ": ").concat(newValue));
                 }
                 else if (ts.hasProperty(ts.defaultInitCompilerOptions, cmd.name)) {
-                    result.push("" + tab + cmd.name + ": " + defaultValue);
+                    result.push("".concat(tab).concat(cmd.name, ": ").concat(defaultValue));
                 }
             });
             return result.join(newLine) + newLine;
@@ -40424,19 +40424,19 @@ var ts;
                 if (entries.length !== 0) {
                     entries.push({ value: "" });
                 }
-                entries.push({ value: "/* " + category + " */" });
+                entries.push({ value: "/* ".concat(category, " */") });
                 for (var _i = 0, options_1 = options; _i < options_1.length; _i++) {
                     var option = options_1[_i];
                     var optionName = void 0;
                     if (compilerOptionsMap.has(option.name)) {
-                        optionName = "\"" + option.name + "\": " + JSON.stringify(compilerOptionsMap.get(option.name)) + ((seenKnownKeys += 1) === compilerOptionsMap.size ? "" : ",");
+                        optionName = "\"".concat(option.name, "\": ").concat(JSON.stringify(compilerOptionsMap.get(option.name))).concat((seenKnownKeys += 1) === compilerOptionsMap.size ? "" : ",");
                     }
                     else {
-                        optionName = "// \"" + option.name + "\": " + JSON.stringify(getDefaultValueForOption(option)) + ",";
+                        optionName = "// \"".concat(option.name, "\": ").concat(JSON.stringify(getDefaultValueForOption(option)), ",");
                     }
                     entries.push({
                         value: optionName,
-                        description: "/* " + (option.description && ts.getLocaleSpecificMessage(option.description) || option.name) + " */"
+                        description: "/* ".concat(option.description && ts.getLocaleSpecificMessage(option.description) || option.name, " */")
                     });
                     marginLength = Math.max(optionName.length, marginLength);
                 }
@@ -40445,25 +40445,25 @@ var ts;
             var tab = makePadding(2);
             var result = [];
             result.push("{");
-            result.push(tab + "\"compilerOptions\": {");
-            result.push("" + tab + tab + "/* " + ts.getLocaleSpecificMessage(ts.Diagnostics.Visit_https_Colon_Slash_Slashaka_ms_Slashtsconfig_json_to_read_more_about_this_file) + " */");
+            result.push("".concat(tab, "\"compilerOptions\": {"));
+            result.push("".concat(tab).concat(tab, "/* ").concat(ts.getLocaleSpecificMessage(ts.Diagnostics.Visit_https_Colon_Slash_Slashaka_ms_Slashtsconfig_json_to_read_more_about_this_file), " */"));
             result.push("");
             // Print out each row, aligning all the descriptions on the same column.
             for (var _a = 0, entries_2 = entries; _a < entries_2.length; _a++) {
                 var entry = entries_2[_a];
                 var value = entry.value, _b = entry.description, description = _b === void 0 ? "" : _b;
-                result.push(value && "" + tab + tab + value + (description && (makePadding(marginLength - value.length + 2) + description)));
+                result.push(value && "".concat(tab).concat(tab).concat(value).concat(description && (makePadding(marginLength - value.length + 2) + description)));
             }
             if (fileNames.length) {
-                result.push(tab + "},");
-                result.push(tab + "\"files\": [");
+                result.push("".concat(tab, "},"));
+                result.push("".concat(tab, "\"files\": ["));
                 for (var i = 0; i < fileNames.length; i++) {
-                    result.push("" + tab + tab + JSON.stringify(fileNames[i]) + (i === fileNames.length - 1 ? "" : ","));
+                    result.push("".concat(tab).concat(tab).concat(JSON.stringify(fileNames[i])).concat(i === fileNames.length - 1 ? "" : ","));
                 }
-                result.push(tab + "]");
+                result.push("".concat(tab, "]"));
             }
             else {
-                result.push(tab + "}");
+                result.push("".concat(tab, "}"));
             }
             result.push("}");
             return result.join(newLine) + newLine;
@@ -40861,7 +40861,7 @@ var ts;
         if (ts.isRootedDiskPath(extendedConfig) || ts.startsWith(extendedConfig, "./") || ts.startsWith(extendedConfig, "../")) {
             var extendedConfigPath = ts.getNormalizedAbsolutePath(extendedConfig, basePath);
             if (!host.fileExists(extendedConfigPath) && !ts.endsWith(extendedConfigPath, ".json" /* Json */)) {
-                extendedConfigPath = extendedConfigPath + ".json";
+                extendedConfigPath = "".concat(extendedConfigPath, ".json");
                 if (!host.fileExists(extendedConfigPath)) {
                     errors.push(createDiagnostic(ts.Diagnostics.File_0_not_found, extendedConfig));
                     return undefined;
@@ -41106,7 +41106,7 @@ var ts;
                     // Valid only if *.json specified
                     if (!jsonOnlyIncludeRegexes) {
                         var includes = validatedIncludeSpecs.filter(function (s) { return ts.endsWith(s, ".json" /* Json */); });
-                        var includeFilePatterns = ts.map(ts.getRegularExpressionsForWildcards(includes, basePath, "files"), function (pattern) { return "^" + pattern + "$"; });
+                        var includeFilePatterns = ts.map(ts.getRegularExpressionsForWildcards(includes, basePath, "files"), function (pattern) { return "^".concat(pattern, "$"); });
                         jsonOnlyIncludeRegexes = includeFilePatterns ? includeFilePatterns.map(function (pattern) { return ts.getRegexFromPattern(pattern, host.useCaseSensitiveFileNames); }) : ts.emptyArray;
                     }
                     var includeIndex = ts.findIndex(jsonOnlyIncludeRegexes, function (re) { return re.test(file); });
@@ -41542,7 +41542,7 @@ var ts;
         var bestVersionKey = result.version, bestVersionPaths = result.paths;
         if (typeof bestVersionPaths !== "object") {
             if (state.traceEnabled) {
-                trace(state.host, ts.Diagnostics.Expected_type_of_0_field_in_package_json_to_be_1_got_2, "typesVersions['" + bestVersionKey + "']", "object", typeof bestVersionPaths);
+                trace(state.host, ts.Diagnostics.Expected_type_of_0_field_in_package_json_to_be_1_got_2, "typesVersions['".concat(bestVersionKey, "']"), "object", typeof bestVersionPaths);
             }
             return;
         }
@@ -41653,7 +41653,10 @@ var ts;
             }
         }
         var failedLookupLocations = [];
-        var moduleResolutionState = { compilerOptions: options, host: host, traceEnabled: traceEnabled, failedLookupLocations: failedLookupLocations, packageJsonInfoCache: cache, features: NodeResolutionFeatures.AllFeatures, conditions: ["node", "require", "types"] };
+        var features = ts.getEmitModuleResolutionKind(options) === ts.ModuleResolutionKind.Node12 ? NodeResolutionFeatures.Node12Default :
+            ts.getEmitModuleResolutionKind(options) === ts.ModuleResolutionKind.NodeNext ? NodeResolutionFeatures.NodeNextDefault :
+                NodeResolutionFeatures.None;
+        var moduleResolutionState = { compilerOptions: options, host: host, traceEnabled: traceEnabled, failedLookupLocations: failedLookupLocations, packageJsonInfoCache: cache, features: features, conditions: ["node", "require", "types"] };
         var resolved = primaryLookup();
         var primary = true;
         if (!resolved) {
@@ -41920,7 +41923,7 @@ var ts;
         };
         return cache;
         function getUnderlyingCacheKey(specifier, mode) {
-            var result = mode === undefined ? specifier : mode + "|" + specifier;
+            var result = mode === undefined ? specifier : "".concat(mode, "|").concat(specifier);
             memoizedReverseKeys.set(result, [specifier, mode]);
             return result;
         }
@@ -41951,7 +41954,7 @@ var ts;
         }
         function getOrCreateCacheForModuleName(nonRelativeModuleName, mode, redirectedReference) {
             ts.Debug.assert(!ts.isExternalModuleNameRelative(nonRelativeModuleName));
-            return getOrCreateCache(moduleNameToDirectoryMap, redirectedReference, mode === undefined ? nonRelativeModuleName : mode + "|" + nonRelativeModuleName, createPerModuleNameCache);
+            return getOrCreateCache(moduleNameToDirectoryMap, redirectedReference, mode === undefined ? nonRelativeModuleName : "".concat(mode, "|").concat(nonRelativeModuleName), createPerModuleNameCache);
         }
         function createPerModuleNameCache() {
             var directoryPathMap = new ts.Map();
@@ -42098,10 +42101,10 @@ var ts;
                     result = classicNameResolver(moduleName, containingFile, compilerOptions, host, cache, redirectedReference);
                     break;
                 default:
-                    return ts.Debug.fail("Unexpected moduleResolution: " + moduleResolution);
+                    return ts.Debug.fail("Unexpected moduleResolution: ".concat(moduleResolution));
             }
             if (result && result.resolvedModule)
-                ts.perfLogger.logInfoEvent("Module \"" + moduleName + "\" resolved to \"" + result.resolvedModule.resolvedFileName + "\"");
+                ts.perfLogger.logInfoEvent("Module \"".concat(moduleName, "\" resolved to \"").concat(result.resolvedModule.resolvedFileName, "\""));
             ts.perfLogger.logStopResolveModule((result && result.resolvedModule) ? "" + result.resolvedModule.resolvedFileName : "null");
             if (perFolderCache) {
                 perFolderCache.set(moduleName, resolutionMode, result);
@@ -42304,7 +42307,7 @@ var ts;
     function resolveJSModule(moduleName, initialDir, host) {
         var _a = tryResolveJSModuleWorker(moduleName, initialDir, host), resolvedModule = _a.resolvedModule, failedLookupLocations = _a.failedLookupLocations;
         if (!resolvedModule) {
-            throw new Error("Could not resolve JS module '" + moduleName + "' starting at '" + initialDir + "'. Looked in: " + failedLookupLocations.join(", "));
+            throw new Error("Could not resolve JS module '".concat(moduleName, "' starting at '").concat(initialDir, "'. Looked in: ").concat(failedLookupLocations.join(", ")));
         }
         return resolvedModule.resolvedFileName;
     }
@@ -42328,13 +42331,15 @@ var ts;
         // not currently backported to node 12 - https://github.com/nodejs/Release/issues/690
         NodeResolutionFeatures[NodeResolutionFeatures["ExportsPatternTrailers"] = 16] = "ExportsPatternTrailers";
         NodeResolutionFeatures[NodeResolutionFeatures["AllFeatures"] = 30] = "AllFeatures";
+        NodeResolutionFeatures[NodeResolutionFeatures["Node12Default"] = 14] = "Node12Default";
+        NodeResolutionFeatures[NodeResolutionFeatures["NodeNextDefault"] = 30] = "NodeNextDefault";
         NodeResolutionFeatures[NodeResolutionFeatures["EsmMode"] = 32] = "EsmMode";
     })(NodeResolutionFeatures || (NodeResolutionFeatures = {}));
     function node12ModuleNameResolver(moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode) {
-        return nodeNextModuleNameResolverWorker(NodeResolutionFeatures.Imports | NodeResolutionFeatures.SelfName | NodeResolutionFeatures.Exports, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode);
+        return nodeNextModuleNameResolverWorker(NodeResolutionFeatures.Node12Default, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode);
     }
     function nodeNextModuleNameResolver(moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode) {
-        return nodeNextModuleNameResolverWorker(NodeResolutionFeatures.AllFeatures, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode);
+        return nodeNextModuleNameResolverWorker(NodeResolutionFeatures.NodeNextDefault, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode);
     }
     function nodeNextModuleNameResolverWorker(features, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode) {
         var containingDirectory = ts.getDirectoryPath(containingFile);
@@ -42417,7 +42422,7 @@ var ts;
         if (traceEnabled) {
             trace(host, ts.Diagnostics.Resolving_real_path_for_0_result_1, path, real);
         }
-        ts.Debug.assert(host.fileExists(real), path + " linked to nonexistent file " + real);
+        ts.Debug.assert(host.fileExists(real), "".concat(path, " linked to nonexistent file ").concat(real));
         return real;
     }
     function nodeLoadModuleByRelativeName(extensions, candidate, onlyRecordFailures, state, considerPackageJson) {
@@ -42803,7 +42808,7 @@ var ts;
             return undefined;
         }
         var trailingParts = parts.slice(nameParts.length);
-        return loadModuleFromExports(scope, extensions, !ts.length(trailingParts) ? "." : "." + ts.directorySeparator + trailingParts.join(ts.directorySeparator), state, cache, redirectedReference);
+        return loadModuleFromExports(scope, extensions, !ts.length(trailingParts) ? "." : ".".concat(ts.directorySeparator).concat(trailingParts.join(ts.directorySeparator)), state, cache, redirectedReference);
     }
     function loadModuleFromExports(scope, extensions, subpath, state, cache, redirectedReference) {
         if (!scope.packageJsonContent.exports) {
@@ -43131,7 +43136,7 @@ var ts;
     }
     /* @internal */
     function getTypesPackageName(packageName) {
-        return "@types/" + mangleScopedPackageName(packageName);
+        return "@types/".concat(mangleScopedPackageName(packageName));
     }
     ts.getTypesPackageName = getTypesPackageName;
     /* @internal */
@@ -43532,7 +43537,7 @@ var ts;
             if (name) {
                 if (ts.isAmbientModule(node)) {
                     var moduleName = ts.getTextOfIdentifierOrLiteral(name);
-                    return (ts.isGlobalScopeAugmentation(node) ? "__global" : "\"" + moduleName + "\"");
+                    return (ts.isGlobalScopeAugmentation(node) ? "__global" : "\"".concat(moduleName, "\""));
                 }
                 if (name.kind === 161 /* ComputedPropertyName */) {
                     var nameExpression = name.expression;
@@ -43589,7 +43594,7 @@ var ts;
                 case 163 /* Parameter */:
                     // Parameters with names are handled at the top of this function.  Parameters
                     // without names can only come from JSDocFunctionTypes.
-                    ts.Debug.assert(node.parent.kind === 315 /* JSDocFunctionType */, "Impossible parameter parent kind", function () { return "parent is: " + (ts.SyntaxKind ? ts.SyntaxKind[node.parent.kind] : node.parent.kind) + ", expected JSDocFunctionType"; });
+                    ts.Debug.assert(node.parent.kind === 315 /* JSDocFunctionType */, "Impossible parameter parent kind", function () { return "parent is: ".concat(ts.SyntaxKind ? ts.SyntaxKind[node.parent.kind] : node.parent.kind, ", expected JSDocFunctionType"); });
                     var functionType = node.parent;
                     var index = functionType.parameters.indexOf(node);
                     return "arg" + index;
@@ -43701,7 +43706,7 @@ var ts;
                         var relatedInformation_1 = [];
                         if (ts.isTypeAliasDeclaration(node) && ts.nodeIsMissing(node.type) && ts.hasSyntacticModifier(node, 1 /* Export */) && symbol.flags & (2097152 /* Alias */ | 788968 /* Type */ | 1920 /* Namespace */)) {
                             // export type T; - may have meant export type { T }?
-                            relatedInformation_1.push(createDiagnosticForNode(node, ts.Diagnostics.Did_you_mean_0, "export type { " + ts.unescapeLeadingUnderscores(node.name.escapedText) + " }"));
+                            relatedInformation_1.push(createDiagnosticForNode(node, ts.Diagnostics.Did_you_mean_0, "export type { ".concat(ts.unescapeLeadingUnderscores(node.name.escapedText), " }")));
                         }
                         var declarationName_1 = ts.getNameOfDeclaration(node) || node;
                         ts.forEach(symbol.declarations, function (declaration, index) {
@@ -45774,7 +45779,7 @@ var ts;
             }
         }
         function bindSourceFileAsExternalModule() {
-            bindAnonymousDeclaration(file, 512 /* ValueModule */, "\"" + ts.removeFileExtension(file.fileName) + "\"");
+            bindAnonymousDeclaration(file, 512 /* ValueModule */, "\"".concat(ts.removeFileExtension(file.fileName), "\""));
         }
         function bindExportAssignment(node) {
             if (!container.symbol || !container.symbol.exports) {
@@ -47863,7 +47868,7 @@ var ts;
                 if (sourceSymbolFile && targetSymbolFile && amalgamatedDuplicates && !isEitherEnum && sourceSymbolFile !== targetSymbolFile) {
                     var firstFile_1 = ts.comparePaths(sourceSymbolFile.path, targetSymbolFile.path) === -1 /* LessThan */ ? sourceSymbolFile : targetSymbolFile;
                     var secondFile_1 = firstFile_1 === sourceSymbolFile ? targetSymbolFile : sourceSymbolFile;
-                    var filesDuplicates = ts.getOrUpdate(amalgamatedDuplicates, firstFile_1.path + "|" + secondFile_1.path, function () {
+                    var filesDuplicates = ts.getOrUpdate(amalgamatedDuplicates, "".concat(firstFile_1.path, "|").concat(secondFile_1.path), function () {
                         return ({ firstFile: firstFile_1, secondFile: secondFile_1, conflictingSymbols: new ts.Map() });
                     });
                     var conflictingSymbolInfo = ts.getOrUpdate(filesDuplicates.conflictingSymbols, symbolName_1, function () {
@@ -48297,11 +48302,12 @@ var ts;
          *
          * @param isUse If true, this will count towards --noUnusedLocals / --noUnusedParameters.
          */
-        function resolveName(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals) {
+        function resolveName(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSpellingSuggstions) {
             if (excludeGlobals === void 0) { excludeGlobals = false; }
-            return resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSymbol);
+            if (getSpellingSuggstions === void 0) { getSpellingSuggstions = true; }
+            return resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSpellingSuggstions, getSymbol);
         }
-        function resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, lookup) {
+        function resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSpellingSuggestions, lookup) {
             var _a, _b, _c;
             var originalLocation = location; // needed for did-you-mean error reporting, which gathers candidates starting from the original location
             var result;
@@ -48618,7 +48624,7 @@ var ts;
                 }
             }
             if (!result) {
-                if (nameNotFoundMessage) {
+                if (nameNotFoundMessage && produceDiagnostics) {
                     if (!errorLocation ||
                         !checkAndReportErrorForMissingPrefix(errorLocation, name, nameArg) && // TODO: GH#18217
                             !checkAndReportErrorForExtendingInterface(errorLocation) &&
@@ -48628,7 +48634,7 @@ var ts;
                             !checkAndReportErrorForUsingNamespaceModuleAsValue(errorLocation, name, meaning) &&
                             !checkAndReportErrorForUsingValueAsType(errorLocation, name, meaning)) {
                         var suggestion = void 0;
-                        if (suggestionCount < maximumSuggestionCount) {
+                        if (getSpellingSuggestions && suggestionCount < maximumSuggestionCount) {
                             suggestion = getSuggestedSymbolForNonexistentSymbol(originalLocation, name, meaning);
                             var isGlobalScopeAugmentationDeclaration = (suggestion === null || suggestion === void 0 ? void 0 : suggestion.valueDeclaration) && ts.isAmbientModule(suggestion.valueDeclaration) && ts.isGlobalScopeAugmentation(suggestion.valueDeclaration);
                             if (isGlobalScopeAugmentationDeclaration) {
@@ -48664,7 +48670,7 @@ var ts;
                 return undefined;
             }
             // Perform extra checks only if error reporting was requested
-            if (nameNotFoundMessage) {
+            if (nameNotFoundMessage && produceDiagnostics) {
                 if (propertyWithInvalidInitializer && !(ts.getEmitScriptTarget(compilerOptions) === 99 /* ESNext */ && useDefineForClassFields)) {
                     // We have a match, but the reference occurred within a property initializer and the identifier also binds
                     // to a local variable in the constructor where the code will be emitted. Note that this is actually allowed
@@ -50502,7 +50508,7 @@ var ts;
             var cache = (links.accessibleChainCache || (links.accessibleChainCache = new ts.Map()));
             // Go from enclosingDeclaration to the first scope we check, so the cache is keyed off the scope and thus shared more
             var firstRelevantLocation = forEachSymbolTableInScope(enclosingDeclaration, function (_, __, ___, node) { return node; });
-            var key = (useOnlyExternalAliasing ? 0 : 1) + "|" + (firstRelevantLocation && getNodeId(firstRelevantLocation)) + "|" + meaning;
+            var key = "".concat(useOnlyExternalAliasing ? 0 : 1, "|").concat(firstRelevantLocation && getNodeId(firstRelevantLocation), "|").concat(meaning);
             if (cache.has(key)) {
                 return cache.get(key);
             }
@@ -51350,7 +51356,7 @@ var ts;
                         context.symbolDepth = new ts.Map();
                     }
                     var links = context.enclosingDeclaration && getNodeLinks(context.enclosingDeclaration);
-                    var key = getTypeId(type) + "|" + context.flags;
+                    var key = "".concat(getTypeId(type), "|").concat(context.flags);
                     if (links) {
                         links.serializedTypes || (links.serializedTypes = new ts.Map());
                     }
@@ -51619,7 +51625,7 @@ var ts;
                             }
                         }
                         if (checkTruncationLength(context) && (i + 2 < properties.length - 1)) {
-                            typeElements.push(ts.factory.createPropertySignature(/*modifiers*/ undefined, "... " + (properties.length - i) + " more ...", /*questionToken*/ undefined, /*type*/ undefined));
+                            typeElements.push(ts.factory.createPropertySignature(/*modifiers*/ undefined, "... ".concat(properties.length - i, " more ..."), /*questionToken*/ undefined, /*type*/ undefined));
                             addPropertyToElementList(properties[properties.length - 1], context, typeElements);
                             break;
                         }
@@ -51734,7 +51740,7 @@ var ts;
                         else if (types.length > 2) {
                             return [
                                 typeToTypeNodeHelper(types[0], context),
-                                ts.factory.createTypeReferenceNode("... " + (types.length - 2) + " more ...", /*typeArguments*/ undefined),
+                                ts.factory.createTypeReferenceNode("... ".concat(types.length - 2, " more ..."), /*typeArguments*/ undefined),
                                 typeToTypeNodeHelper(types[types.length - 1], context)
                             ];
                         }
@@ -51748,7 +51754,7 @@ var ts;
                         var type = types_2[_i];
                         i++;
                         if (checkTruncationLength(context) && (i + 2 < types.length - 1)) {
-                            result_5.push(ts.factory.createTypeReferenceNode("... " + (types.length - i) + " more ...", /*typeArguments*/ undefined));
+                            result_5.push(ts.factory.createTypeReferenceNode("... ".concat(types.length - i, " more ..."), /*typeArguments*/ undefined));
                             var typeNode_1 = typeToTypeNodeHelper(types[types.length - 1], context);
                             if (typeNode_1) {
                                 result_5.push(typeNode_1);
@@ -52256,7 +52262,7 @@ var ts;
                     var text = rawtext;
                     while (((_b = context.typeParameterNamesByText) === null || _b === void 0 ? void 0 : _b.has(text)) || typeParameterShadowsNameInScope(text, context, type)) {
                         i++;
-                        text = rawtext + "_" + i;
+                        text = "".concat(rawtext, "_").concat(i);
                     }
                     if (text !== rawtext) {
                         result = ts.factory.createIdentifier(text, result.typeArguments);
@@ -52582,7 +52588,7 @@ var ts;
                     function getNameForJSDocFunctionParameter(p, index) {
                         return p.name && ts.isIdentifier(p.name) && p.name.escapedText === "this" ? "this"
                             : getEffectiveDotDotDotForParameter(p) ? "args"
-                                : "arg" + index;
+                                : "arg".concat(index);
                     }
                     function rewriteModuleSpecifier(parent, lit) {
                         if (bundled) {
@@ -53667,7 +53673,7 @@ var ts;
                             return results_1;
                         }
                         // The `Constructor`'s symbol isn't in the class's properties lists, obviously, since it's a signature on the static
-                        return ts.Debug.fail("Unhandled class member kind! " + (p.__debugFlags || p.flags));
+                        return ts.Debug.fail("Unhandled class member kind! ".concat(p.__debugFlags || p.flags));
                     };
                 }
                 function serializePropertySymbolForInterface(p, baseType) {
@@ -53742,7 +53748,7 @@ var ts;
                     if (ref) {
                         return ref;
                     }
-                    var tempName = getUnusedName(rootName + "_base");
+                    var tempName = getUnusedName("".concat(rootName, "_base"));
                     var statement = ts.factory.createVariableStatement(/*modifiers*/ undefined, ts.factory.createVariableDeclarationList([
                         ts.factory.createVariableDeclaration(tempName, /*exclamationToken*/ undefined, typeToTypeNodeHelper(staticType, context))
                     ], 2 /* Const */));
@@ -53789,7 +53795,7 @@ var ts;
                     var original = input;
                     while ((_a = context.usedSymbolNames) === null || _a === void 0 ? void 0 : _a.has(input)) {
                         i++;
-                        input = original + "_" + i;
+                        input = "".concat(original, "_").concat(i);
                     }
                     (_b = context.usedSymbolNames) === null || _b === void 0 ? void 0 : _b.add(input);
                     if (id) {
@@ -53897,15 +53903,15 @@ var ts;
                 if (nameType.flags & 384 /* StringOrNumberLiteral */) {
                     var name = "" + nameType.value;
                     if (!ts.isIdentifierText(name, ts.getEmitScriptTarget(compilerOptions)) && !isNumericLiteralName(name)) {
-                        return "\"" + ts.escapeString(name, 34 /* doubleQuote */) + "\"";
+                        return "\"".concat(ts.escapeString(name, 34 /* doubleQuote */), "\"");
                     }
                     if (isNumericLiteralName(name) && ts.startsWith(name, "-")) {
-                        return "[" + name + "]";
+                        return "[".concat(name, "]");
                     }
                     return name;
                 }
                 if (nameType.flags & 8192 /* UniqueESSymbol */) {
-                    return "[" + getNameOfSymbolAsWritten(nameType.symbol, context) + "]";
+                    return "[".concat(getNameOfSymbolAsWritten(nameType.symbol, context), "]");
                 }
             }
         }
@@ -56679,7 +56685,7 @@ var ts;
                     !leftName ? rightName :
                         !rightName ? leftName :
                             undefined;
-                var paramSymbol = createSymbol(1 /* FunctionScopedVariable */ | (isOptional && !isRestParam ? 16777216 /* Optional */ : 0), paramName || "arg" + i);
+                var paramSymbol = createSymbol(1 /* FunctionScopedVariable */ | (isOptional && !isRestParam ? 16777216 /* Optional */ : 0), paramName || "arg".concat(i));
                 paramSymbol.type = isRestParam ? createArrayType(unionParamType) : unionParamType;
                 params[i] = paramSymbol;
             }
@@ -58598,7 +58604,7 @@ var ts;
             return result;
         }
         function getAliasId(aliasSymbol, aliasTypeArguments) {
-            return aliasSymbol ? "@" + getSymbolId(aliasSymbol) + (aliasTypeArguments ? ":" + getTypeListId(aliasTypeArguments) : "") : "";
+            return aliasSymbol ? "@".concat(getSymbolId(aliasSymbol)) + (aliasTypeArguments ? ":".concat(getTypeListId(aliasTypeArguments)) : "") : "";
         }
         // This function is used to propagate certain flags when creating new object type references and union types.
         // It is only necessary to do so if a constituent type might be the undefined type, the null type, the type
@@ -58784,7 +58790,7 @@ var ts;
             return undefined;
         }
         function getSymbolPath(symbol) {
-            return symbol.parent ? getSymbolPath(symbol.parent) + "." + symbol.escapedName : symbol.escapedName;
+            return symbol.parent ? "".concat(getSymbolPath(symbol.parent), ".").concat(symbol.escapedName) : symbol.escapedName;
         }
         function getUnresolvedSymbolForEntityName(name) {
             var identifier = name.kind === 160 /* QualifiedName */ ? name.right :
@@ -58795,7 +58801,7 @@ var ts;
                 var parentSymbol = name.kind === 160 /* QualifiedName */ ? getUnresolvedSymbolForEntityName(name.left) :
                     name.kind === 205 /* PropertyAccessExpression */ ? getUnresolvedSymbolForEntityName(name.expression) :
                         undefined;
-                var path = parentSymbol ? getSymbolPath(parentSymbol) + "." + text : text;
+                var path = parentSymbol ? "".concat(getSymbolPath(parentSymbol), ".").concat(text) : text;
                 var result = unresolvedSymbols.get(path);
                 if (!result) {
                     unresolvedSymbols.set(path, result = createSymbol(524288 /* TypeAlias */, text, 1048576 /* Unresolved */));
@@ -58868,7 +58874,7 @@ var ts;
             if (substitute.flags & 3 /* AnyOrUnknown */ || substitute === baseType) {
                 return baseType;
             }
-            var id = getTypeId(baseType) + ">" + getTypeId(substitute);
+            var id = "".concat(getTypeId(baseType), ">").concat(getTypeId(substitute));
             var cached = substitutionTypes.get(id);
             if (cached) {
                 return cached;
@@ -59069,7 +59075,7 @@ var ts;
         }
         function getGlobalSymbol(name, meaning, diagnostic) {
             // Don't track references for global symbols anyway, so value if `isReference` is arbitrary
-            return resolveName(undefined, name, meaning, diagnostic, name, /*isUse*/ false);
+            return resolveName(undefined, name, meaning, diagnostic, name, /*isUse*/ false, /*excludeGlobals*/ false, /*getSpellingSuggestions*/ false);
         }
         function getGlobalType(name, arity, reportErrors) {
             var symbol = getGlobalTypeSymbol(name, reportErrors);
@@ -59792,9 +59798,9 @@ var ts;
                 return types[0];
             }
             var typeKey = !origin ? getTypeListId(types) :
-                origin.flags & 1048576 /* Union */ ? "|" + getTypeListId(origin.types) :
-                    origin.flags & 2097152 /* Intersection */ ? "&" + getTypeListId(origin.types) :
-                        "#" + origin.type.id + "|" + getTypeListId(types); // origin type id alone is insufficient, as `keyof x` may resolve to multiple WIP values while `x` is still resolving
+                origin.flags & 1048576 /* Union */ ? "|".concat(getTypeListId(origin.types)) :
+                    origin.flags & 2097152 /* Intersection */ ? "&".concat(getTypeListId(origin.types)) :
+                        "#".concat(origin.type.id, "|").concat(getTypeListId(types)); // origin type id alone is insufficient, as `keyof x` may resolve to multiple WIP values while `x` is still resolving
             var id = typeKey + getAliasId(aliasSymbol, aliasTypeArguments);
             var type = unionTypes.get(id);
             if (!type) {
@@ -60316,7 +60322,7 @@ var ts;
             if (ts.every(newTexts, function (t) { return t === ""; }) && ts.every(newTypes, function (t) { return !!(t.flags & 4 /* String */); })) {
                 return stringType;
             }
-            var id = getTypeListId(newTypes) + "|" + ts.map(newTexts, function (t) { return t.length; }).join(",") + "|" + newTexts.join("");
+            var id = "".concat(getTypeListId(newTypes), "|").concat(ts.map(newTexts, function (t) { return t.length; }).join(","), "|").concat(newTexts.join(""));
             var type = templateLiteralTypes.get(id);
             if (!type) {
                 templateLiteralTypes.set(id, type = createTemplateLiteralType(newTexts, newTypes));
@@ -60376,7 +60382,7 @@ var ts;
             return str;
         }
         function getStringMappingTypeForGenericType(symbol, type) {
-            var id = getSymbolId(symbol) + "," + getTypeId(type);
+            var id = "".concat(getSymbolId(symbol), ",").concat(getTypeId(type));
             var result = stringMappingTypes.get(id);
             if (!result) {
                 stringMappingTypes.set(id, result = createStringMappingType(symbol, type));
@@ -61396,7 +61402,7 @@ var ts;
         function createUniqueESSymbolType(symbol) {
             var type = createType(8192 /* UniqueESSymbol */);
             type.symbol = symbol;
-            type.escapedName = "__@" + type.symbol.escapedName + "@" + getSymbolId(type.symbol);
+            type.escapedName = "__@".concat(type.symbol.escapedName, "@").concat(getSymbolId(type.symbol));
             return type;
         }
         function getESSymbolLikeTypeForNode(node) {
@@ -62939,7 +62945,7 @@ var ts;
                     return true;
             }
             if (source.flags & 524288 /* Object */ && target.flags & 524288 /* Object */) {
-                var related = relation.get(getRelationKey(source, target, 0 /* None */, relation));
+                var related = relation.get(getRelationKey(source, target, 0 /* None */, relation, /*ignoreConstraints*/ false));
                 if (related !== undefined) {
                     return !!(related & 1 /* Succeeded */);
                 }
@@ -63085,24 +63091,24 @@ var ts;
                         case ts.Diagnostics.Types_of_property_0_are_incompatible.code: {
                             // Parenthesize a `new` if there is one
                             if (path.indexOf("new ") === 0) {
-                                path = "(" + path + ")";
+                                path = "(".concat(path, ")");
                             }
                             var str = "" + args[0];
                             // If leading, just print back the arg (irrespective of if it's a valid identifier)
                             if (path.length === 0) {
-                                path = "" + str;
+                                path = "".concat(str);
                             }
                             // Otherwise write a dotted name if possible
                             else if (ts.isIdentifierText(str, ts.getEmitScriptTarget(compilerOptions))) {
-                                path = path + "." + str;
+                                path = "".concat(path, ".").concat(str);
                             }
                             // Failing that, check if the name is already a computed name
                             else if (str[0] === "[" && str[str.length - 1] === "]") {
-                                path = "" + path + str;
+                                path = "".concat(path).concat(str);
                             }
                             // And finally write out a computed name as a last resort
                             else {
-                                path = path + "[" + str + "]";
+                                path = "".concat(path, "[").concat(str, "]");
                             }
                             break;
                         }
@@ -63131,7 +63137,7 @@ var ts;
                                     msg.code === ts.Diagnostics.Construct_signatures_with_no_arguments_have_incompatible_return_types_0_and_1.code)
                                     ? ""
                                     : "...";
-                                path = "" + prefix + path + "(" + params + ")";
+                                path = "".concat(prefix).concat(path, "(").concat(params, ")");
                             }
                             break;
                         }
@@ -63144,7 +63150,7 @@ var ts;
                             break;
                         }
                         default:
-                            return ts.Debug.fail("Unhandled Diagnostic: " + msg.code);
+                            return ts.Debug.fail("Unhandled Diagnostic: ".concat(msg.code));
                     }
                 }
                 if (path) {
@@ -63788,7 +63794,8 @@ var ts;
                 if (overflow) {
                     return 0 /* False */;
                 }
-                var id = getRelationKey(source, target, intersectionState | (inPropertyCheck ? 16 /* InPropertyCheck */ : 0), relation);
+                var keyIntersectionState = intersectionState | (inPropertyCheck ? 16 /* InPropertyCheck */ : 0);
+                var id = getRelationKey(source, target, keyIntersectionState, relation, /*ingnoreConstraints*/ false);
                 var entry = relation.get(id);
                 if (entry !== undefined) {
                     if (reportErrors && entry & 2 /* Failed */ && !(entry & 4 /* Reported */)) {
@@ -63815,16 +63822,13 @@ var ts;
                     targetStack = [];
                 }
                 else {
-                    // generate a key where all type parameter id positions are replaced with unconstrained type parameter ids
-                    // this isn't perfect - nested type references passed as type arguments will muck up the indexes and thus
-                    // prevent finding matches- but it should hit up the common cases
-                    var broadestEquivalentId = id.split(",").map(function (i) { return i.replace(/-\d+/g, function (_match, offset) {
-                        var index = ts.length(id.slice(0, offset).match(/[-=]/g) || undefined);
-                        return "=" + index;
-                    }); }).join(",");
+                    // A key that starts with "*" is an indication that we have type references that reference constrained
+                    // type parameters. For such keys we also check against the key we would have gotten if all type parameters
+                    // were unconstrained.
+                    var broadestEquivalentId = id.startsWith("*") ? getRelationKey(source, target, keyIntersectionState, relation, /*ignoreConstraints*/ true) : undefined;
                     for (var i = 0; i < maybeCount; i++) {
                         // If source and target are already being compared, consider them related with assumptions
-                        if (id === maybeKeys[i] || broadestEquivalentId === maybeKeys[i]) {
+                        if (id === maybeKeys[i] || broadestEquivalentId && broadestEquivalentId === maybeKeys[i]) {
                             return 3 /* Maybe */;
                         }
                     }
@@ -65331,48 +65335,56 @@ var ts;
         function isTypeReferenceWithGenericArguments(type) {
             return isNonDeferredTypeReference(type) && ts.some(getTypeArguments(type), function (t) { return !!(t.flags & 262144 /* TypeParameter */) || isTypeReferenceWithGenericArguments(t); });
         }
-        /**
-         * getTypeReferenceId(A<T, number, U>) returns "111=0-12=1"
-         *   where A.id=111 and number.id=12
-         */
-        function getTypeReferenceId(type, typeParameters, depth) {
-            if (depth === void 0) { depth = 0; }
-            var result = "" + type.target.id;
-            for (var _i = 0, _a = getTypeArguments(type); _i < _a.length; _i++) {
-                var t = _a[_i];
-                if (isUnconstrainedTypeParameter(t)) {
-                    var index = typeParameters.indexOf(t);
-                    if (index < 0) {
-                        index = typeParameters.length;
-                        typeParameters.push(t);
+        function getGenericTypeReferenceRelationKey(source, target, postFix, ignoreConstraints) {
+            var typeParameters = [];
+            var constraintMarker = "";
+            var sourceId = getTypeReferenceId(source, 0);
+            var targetId = getTypeReferenceId(target, 0);
+            return "".concat(constraintMarker).concat(sourceId, ",").concat(targetId).concat(postFix);
+            // getTypeReferenceId(A<T, number, U>) returns "111=0-12=1"
+            // where A.id=111 and number.id=12
+            function getTypeReferenceId(type, depth) {
+                if (depth === void 0) { depth = 0; }
+                var result = "" + type.target.id;
+                for (var _i = 0, _a = getTypeArguments(type); _i < _a.length; _i++) {
+                    var t = _a[_i];
+                    if (t.flags & 262144 /* TypeParameter */) {
+                        if (ignoreConstraints || isUnconstrainedTypeParameter(t)) {
+                            var index = typeParameters.indexOf(t);
+                            if (index < 0) {
+                                index = typeParameters.length;
+                                typeParameters.push(t);
+                            }
+                            result += "=" + index;
+                            continue;
+                        }
+                        // We mark type references that reference constrained type parameters such that we know to obtain
+                        // and look for a "broadest equivalent key" in the cache.
+                        constraintMarker = "*";
+                    }
+                    else if (depth < 4 && isTypeReferenceWithGenericArguments(t)) {
+                        result += "<" + getTypeReferenceId(t, depth + 1) + ">";
+                        continue;
                     }
-                    result += "=" + index;
-                }
-                else if (depth < 4 && isTypeReferenceWithGenericArguments(t)) {
-                    result += "<" + getTypeReferenceId(t, typeParameters, depth + 1) + ">";
-                }
-                else {
                     result += "-" + t.id;
                 }
+                return result;
             }
-            return result;
         }
         /**
          * To improve caching, the relation key for two generic types uses the target's id plus ids of the type parameters.
          * For other cases, the types ids are used.
          */
-        function getRelationKey(source, target, intersectionState, relation) {
+        function getRelationKey(source, target, intersectionState, relation, ignoreConstraints) {
             if (relation === identityRelation && source.id > target.id) {
                 var temp = source;
                 source = target;
                 target = temp;
             }
             var postFix = intersectionState ? ":" + intersectionState : "";
-            if (isTypeReferenceWithGenericArguments(source) && isTypeReferenceWithGenericArguments(target)) {
-                var typeParameters = [];
-                return getTypeReferenceId(source, typeParameters) + "," + getTypeReferenceId(target, typeParameters) + postFix;
-            }
-            return source.id + "," + target.id + postFix;
+            return isTypeReferenceWithGenericArguments(source) && isTypeReferenceWithGenericArguments(target) ?
+                getGenericTypeReferenceRelationKey(source, target, postFix, ignoreConstraints) :
+                "".concat(source.id, ",").concat(target.id).concat(postFix);
         }
         // Invoke the callback for each underlying property symbol of the given symbol and return the first
         // value that isn't undefined.
@@ -65420,28 +65432,35 @@ var ts;
                 !hasBaseType(checkClass, getDeclaringClass(p)) : false; }) ? undefined : checkClass;
         }
         // Return true if the given type is deeply nested. We consider this to be the case when structural type comparisons
-        // for 5 or more occurrences or instantiations of the type have been recorded on the given stack. It is possible,
+        // for maxDepth or more occurrences or instantiations of the type have been recorded on the given stack. It is possible,
         // though highly unlikely, for this test to be true in a situation where a chain of instantiations is not infinitely
-        // expanding. Effectively, we will generate a false positive when two types are structurally equal to at least 5
+        // expanding. Effectively, we will generate a false positive when two types are structurally equal to at least maxDepth
         // levels, but unequal at some level beyond that.
-        // In addition, this will also detect when an indexed access has been chained off of 5 or more times (which is essentially
-        // the dual of the structural comparison), and likewise mark the type as deeply nested, potentially adding false positives
-        // for finite but deeply expanding indexed accesses (eg, for `Q[P1][P2][P3][P4][P5]`).
-        // It also detects when a recursive type reference has expanded 5 or more times, eg, if the true branch of
+        // In addition, this will also detect when an indexed access has been chained off of maxDepth more times (which is
+        // essentially the dual of the structural comparison), and likewise mark the type as deeply nested, potentially adding
+        // false positives for finite but deeply expanding indexed accesses (eg, for `Q[P1][P2][P3][P4][P5]`).
+        // It also detects when a recursive type reference has expanded maxDepth or more times, e.g. if the true branch of
         // `type A<T> = null extends T ? [A<NonNullable<T>>] : [T]`
-        // has expanded into `[A<NonNullable<NonNullable<NonNullable<NonNullable<NonNullable<T>>>>>>]`
-        // in such cases we need to terminate the expansion, and we do so here.
+        // has expanded into `[A<NonNullable<NonNullable<NonNullable<NonNullable<NonNullable<T>>>>>>]`. In such cases we need
+        // to terminate the expansion, and we do so here.
         function isDeeplyNestedType(type, stack, depth, maxDepth) {
-            if (maxDepth === void 0) { maxDepth = 5; }
+            if (maxDepth === void 0) { maxDepth = 3; }
             if (depth >= maxDepth) {
                 var identity_1 = getRecursionIdentity(type);
                 var count = 0;
+                var lastTypeId = 0;
                 for (var i = 0; i < depth; i++) {
-                    if (getRecursionIdentity(stack[i]) === identity_1) {
-                        count++;
-                        if (count >= maxDepth) {
-                            return true;
+                    var t = stack[i];
+                    if (getRecursionIdentity(t) === identity_1) {
+                        // We only count occurrences with a higher type id than the previous occurrence, since higher
+                        // type ids are an indicator of newer instantiations caused by recursion.
+                        if (t.id >= lastTypeId) {
+                            count++;
+                            if (count >= maxDepth) {
+                                return true;
+                            }
                         }
+                        lastTypeId = t.id;
                     }
                 }
             }
@@ -67484,11 +67503,11 @@ var ts;
                 case 79 /* Identifier */:
                     if (!ts.isThisInTypeQuery(node)) {
                         var symbol = getResolvedSymbol(node);
-                        return symbol !== unknownSymbol ? (flowContainer ? getNodeId(flowContainer) : "-1") + "|" + getTypeId(declaredType) + "|" + getTypeId(initialType) + "|" + getSymbolId(symbol) : undefined;
+                        return symbol !== unknownSymbol ? "".concat(flowContainer ? getNodeId(flowContainer) : "-1", "|").concat(getTypeId(declaredType), "|").concat(getTypeId(initialType), "|").concat(getSymbolId(symbol)) : undefined;
                     }
                 // falls through
                 case 108 /* ThisKeyword */:
-                    return "0|" + (flowContainer ? getNodeId(flowContainer) : "-1") + "|" + getTypeId(declaredType) + "|" + getTypeId(initialType);
+                    return "0|".concat(flowContainer ? getNodeId(flowContainer) : "-1", "|").concat(getTypeId(declaredType), "|").concat(getTypeId(initialType));
                 case 229 /* NonNullExpression */:
                 case 211 /* ParenthesizedExpression */:
                     return getFlowCacheKey(node.expression, declaredType, initialType, flowContainer);
@@ -71250,7 +71269,7 @@ var ts;
                     !leftName ? rightName :
                         !rightName ? leftName :
                             undefined;
-                var paramSymbol = createSymbol(1 /* FunctionScopedVariable */ | (isOptional && !isRestParam ? 16777216 /* Optional */ : 0), paramName || "arg" + i);
+                var paramSymbol = createSymbol(1 /* FunctionScopedVariable */ | (isOptional && !isRestParam ? 16777216 /* Optional */ : 0), paramName || "arg".concat(i));
                 paramSymbol.type = isRestParam ? createArrayType(unionParamType) : unionParamType;
                 params[i] = paramSymbol;
             }
@@ -73031,7 +73050,7 @@ var ts;
         }
         function getSuggestedSymbolForNonexistentSymbol(location, outerName, meaning) {
             ts.Debug.assert(outerName !== undefined, "outername should always be defined");
-            var result = resolveNameHelper(location, outerName, meaning, /*nameNotFoundMessage*/ undefined, outerName, /*isUse*/ false, /*excludeGlobals*/ false, function (symbols, name, meaning) {
+            var result = resolveNameHelper(location, outerName, meaning, /*nameNotFoundMessage*/ undefined, outerName, /*isUse*/ false, /*excludeGlobals*/ false, /*getSpellingSuggestions*/ true, function (symbols, name, meaning) {
                 ts.Debug.assertEqual(outerName, name, "name should equal outerName");
                 var symbol = getSymbol(symbols, name, meaning);
                 // Sometimes the symbol is found when location is a return type of a function: `typeof x` and `x` is declared in the body of the function
@@ -81163,7 +81182,7 @@ var ts;
         function getPropertyNameForKnownSymbolName(symbolName) {
             var ctorType = getGlobalESSymbolConstructorSymbol(/*reportErrors*/ false);
             var uniqueType = ctorType && getTypeOfPropertyOfType(getTypeOfSymbol(ctorType), ts.escapeLeadingUnderscores(symbolName));
-            return uniqueType && isTypeUsableAsPropertyName(uniqueType) ? getPropertyNameFromType(uniqueType) : "__@" + symbolName;
+            return uniqueType && isTypeUsableAsPropertyName(uniqueType) ? getPropertyNameFromType(uniqueType) : "__@".concat(symbolName);
         }
         /**
          * Gets the *yield*, *return*, and *next* types of an `Iterable`-like or `AsyncIterable`-like
@@ -88135,7 +88154,7 @@ var ts;
                 value >= 52 && value < 62 ? 48 /* _0 */ + value - 52 :
                     value === 62 ? 43 /* plus */ :
                         value === 63 ? 47 /* slash */ :
-                            ts.Debug.fail(value + ": not a base64 value");
+                            ts.Debug.fail("".concat(value, ": not a base64 value"));
     }
     function base64FormatDecode(ch) {
         return ch >= 65 /* A */ && ch <= 90 /* Z */ ? ch - 65 /* A */ :
@@ -88210,7 +88229,7 @@ var ts;
                 var mappings = ts.arrayFrom(decoder, processMapping);
                 if (decoder.error !== undefined) {
                     if (host.log) {
-                        host.log("Encountered error while decoding sourcemap: " + decoder.error);
+                        host.log("Encountered error while decoding sourcemap: ".concat(decoder.error));
                     }
                     decodedMappings = ts.emptyArray;
                 }
@@ -91876,7 +91895,7 @@ var ts;
                     var propertyName = ts.isPropertyAccessExpression(originalNode)
                         ? ts.declarationNameToString(originalNode.name)
                         : ts.getTextOfNode(originalNode.argumentExpression);
-                    ts.addSyntheticTrailingComment(substitute, 3 /* MultiLineCommentTrivia */, " " + propertyName + " ");
+                    ts.addSyntheticTrailingComment(substitute, 3 /* MultiLineCommentTrivia */, " ".concat(propertyName, " "));
                 }
                 return substitute;
             }
@@ -93268,8 +93287,8 @@ var ts;
         }
         function createHoistedVariableForClass(name, node) {
             var className = getPrivateIdentifierEnvironment().className;
-            var prefix = className ? "_" + className : "";
-            var identifier = factory.createUniqueName(prefix + "_" + name, 16 /* Optimistic */);
+            var prefix = className ? "_".concat(className) : "";
+            var identifier = factory.createUniqueName("".concat(prefix, "_").concat(name), 16 /* Optimistic */);
             if (resolver.getNodeCheckFlags(node) & 524288 /* BlockScopedBindingInLoop */) {
                 addBlockScopedVariable(identifier);
             }
@@ -95167,7 +95186,7 @@ var ts;
                 specifierSourceImports = ts.createMap();
                 currentFileState.utilizedImplicitRuntimeImports.set(importSource, specifierSourceImports);
             }
-            var generatedName = factory.createUniqueName("_" + name, 16 /* Optimistic */ | 32 /* FileLevel */ | 64 /* AllowNameSubstitution */);
+            var generatedName = factory.createUniqueName("_".concat(name), 16 /* Optimistic */ | 32 /* FileLevel */ | 64 /* AllowNameSubstitution */);
             var specifier = factory.createImportSpecifier(/*isTypeOnly*/ false, factory.createIdentifier(name), generatedName);
             generatedName.generatedImportReference = specifier;
             specifierSourceImports.set(name, specifier);
@@ -96306,11 +96325,11 @@ var ts;
                     }
                     else {
                         if (node.kind === 245 /* BreakStatement */) {
-                            labelMarker = "break-" + label.escapedText;
+                            labelMarker = "break-".concat(label.escapedText);
                             setLabeledJump(convertedLoopState, /*isBreak*/ true, ts.idText(label), labelMarker);
                         }
                         else {
-                            labelMarker = "continue-" + label.escapedText;
+                            labelMarker = "continue-".concat(label.escapedText);
                             setLabeledJump(convertedLoopState, /*isBreak*/ false, ts.idText(label), labelMarker);
                         }
                     }
@@ -105119,7 +105138,7 @@ var ts;
             return getTypeAliasDeclarationVisibilityError;
         }
         else {
-            return ts.Debug.assertNever(node, "Attempted to set a declaration diagnostic context for unhandled node kind: " + ts.SyntaxKind[node.kind]);
+            return ts.Debug.assertNever(node, "Attempted to set a declaration diagnostic context for unhandled node kind: ".concat(ts.SyntaxKind[node.kind]));
         }
         function getVariableDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult) {
             if (node.kind === 253 /* VariableDeclaration */ || node.kind === 202 /* BindingElement */) {
@@ -105330,7 +105349,7 @@ var ts;
                             ts.Diagnostics.Parameter_0_of_accessor_has_or_is_using_name_1_from_private_module_2 :
                         ts.Diagnostics.Parameter_0_of_accessor_has_or_is_using_private_name_1;
                 default:
-                    return ts.Debug.fail("Unknown parent for parameter: " + ts.SyntaxKind[node.parent.kind]);
+                    return ts.Debug.fail("Unknown parent for parameter: ".concat(ts.SyntaxKind[node.parent.kind]));
             }
         }
         function getTypeParameterConstraintVisibilityError() {
@@ -106088,7 +106107,7 @@ var ts;
             while (ts.length(lateMarkedStatements)) {
                 var i = lateMarkedStatements.shift();
                 if (!ts.isLateVisibilityPaintedStatement(i)) {
-                    return ts.Debug.fail("Late replaced statement was found which is not handled by the declaration transformer!: " + (ts.SyntaxKind ? ts.SyntaxKind[i.kind] : i.kind));
+                    return ts.Debug.fail("Late replaced statement was found which is not handled by the declaration transformer!: ".concat(ts.SyntaxKind ? ts.SyntaxKind[i.kind] : i.kind));
                 }
                 var priorNeedsDeclare = needsDeclare;
                 needsDeclare = i.parent && ts.isSourceFile(i.parent) && !(ts.isExternalModule(i.parent) && isBundledEmit);
@@ -106277,7 +106296,7 @@ var ts;
                             return cleanup(input);
                         return cleanup(factory.updateImportTypeNode(input, factory.updateLiteralTypeNode(input.argument, rewriteModuleSpecifier(input, input.argument.literal)), input.qualifier, ts.visitNodes(input.typeArguments, visitDeclarationSubtree, ts.isTypeNode), input.isTypeOf));
                     }
-                    default: ts.Debug.assertNever(input, "Attempted to process unhandled node kind: " + ts.SyntaxKind[input.kind]);
+                    default: ts.Debug.assertNever(input, "Attempted to process unhandled node kind: ".concat(ts.SyntaxKind[input.kind]));
                 }
             }
             if (ts.isTupleTypeNode(input) && (ts.getLineAndCharacterOfPosition(currentSourceFile, input.pos).line === ts.getLineAndCharacterOfPosition(currentSourceFile, input.end).line)) {
@@ -106568,7 +106587,7 @@ var ts;
                     if (extendsClause_1 && !ts.isEntityNameExpression(extendsClause_1.expression) && extendsClause_1.expression.kind !== 104 /* NullKeyword */) {
                         // We must add a temporary declaration for the extends clause expression
                         var oldId = input.name ? ts.unescapeLeadingUnderscores(input.name.escapedText) : "default";
-                        var newId_1 = factory.createUniqueName(oldId + "_base", 16 /* Optimistic */);
+                        var newId_1 = factory.createUniqueName("".concat(oldId, "_base"), 16 /* Optimistic */);
                         getSymbolAccessibilityDiagnostic = function () { return ({
                             diagnosticMessage: ts.Diagnostics.extends_clause_of_exported_class_0_has_or_is_using_private_name_1,
                             errorNode: extendsClause_1,
@@ -106609,7 +106628,7 @@ var ts;
                 }
             }
             // Anything left unhandled is an error, so this should be unreachable
-            return ts.Debug.assertNever(input, "Unhandled top-level node in declaration emit: " + ts.SyntaxKind[input.kind]);
+            return ts.Debug.assertNever(input, "Unhandled top-level node in declaration emit: ".concat(ts.SyntaxKind[input.kind]));
             function cleanup(node) {
                 if (isEnclosingDeclaration(input)) {
                     enclosingDeclaration = previousEnclosingDeclaration;
@@ -107501,13 +107520,13 @@ var ts;
         if (ts.fileExtensionIs(inputFileName, ".json" /* Json */))
             return;
         if (js && configFile.options.sourceMap) {
-            addOutput(js + ".map");
+            addOutput("".concat(js, ".map"));
         }
         if (ts.getEmitDeclarations(configFile.options)) {
             var dts = getOutputDeclarationFileName(inputFileName, configFile, ignoreCase, getCommonSourceDirectory);
             addOutput(dts);
             if (configFile.options.declarationMap) {
-                addOutput(dts + ".map");
+                addOutput("".concat(dts, ".map"));
             }
         }
     }
@@ -107576,7 +107595,7 @@ var ts;
     function getFirstProjectOutput(configFile, ignoreCase) {
         if (ts.outFile(configFile.options)) {
             var jsFilePath = getOutputPathsForBundle(configFile.options, /*forceDtsPaths*/ false).jsFilePath;
-            return ts.Debug.checkDefined(jsFilePath, "project " + configFile.options.configFilePath + " expected to have at least one output");
+            return ts.Debug.checkDefined(jsFilePath, "project ".concat(configFile.options.configFilePath, " expected to have at least one output"));
         }
         var getCommonSourceDirectory = ts.memoize(function () { return getCommonSourceDirectoryOfConfig(configFile, ignoreCase); });
         for (var _a = 0, _b = configFile.fileNames; _a < _b.length; _a++) {
@@ -107595,7 +107614,7 @@ var ts;
         var buildInfoPath = getTsBuildInfoEmitOutputFilePath(configFile.options);
         if (buildInfoPath)
             return buildInfoPath;
-        return ts.Debug.fail("project " + configFile.options.configFilePath + " expected to have at least one output");
+        return ts.Debug.fail("project ".concat(configFile.options.configFilePath, " expected to have at least one output"));
     }
     ts.getFirstProjectOutput = getFirstProjectOutput;
     /*@internal*/
@@ -107821,7 +107840,7 @@ var ts;
                 if (sourceMappingURL) {
                     if (!writer.isAtStartOfLine())
                         writer.rawWrite(newLine);
-                    writer.writeComment("//# " + "sourceMappingURL" + "=" + sourceMappingURL); // Tools can sometimes see this line as a source mapping url comment
+                    writer.writeComment("//# ".concat("sourceMappingURL", "=").concat(sourceMappingURL)); // Tools can sometimes see this line as a source mapping url comment
                 }
                 // Write the source map
                 if (sourceMapFilePath) {
@@ -107870,7 +107889,7 @@ var ts;
                 // Encode the sourceMap into the sourceMap url
                 var sourceMapText = sourceMapGenerator.toString();
                 var base64SourceMapText = ts.base64encode(ts.sys, sourceMapText);
-                return "data:application/json;base64," + base64SourceMapText;
+                return "data:application/json;base64,".concat(base64SourceMapText);
             }
             var sourceMapFile = ts.getBaseFileName(ts.normalizeSlashes(ts.Debug.checkDefined(sourceMapFilePath)));
             if (mapOptions.mapRoot) {
@@ -108050,7 +108069,7 @@ var ts;
                             return;
                         break;
                     default:
-                        ts.Debug.fail("Unexpected path: " + name);
+                        ts.Debug.fail("Unexpected path: ".concat(name));
                 }
                 outputFiles.push({ name: name, text: text, writeByteOrderMark: writeByteOrderMark });
             },
@@ -108910,7 +108929,7 @@ var ts;
                 return writeTokenNode(node, writeKeyword);
             if (ts.isTokenKind(node.kind))
                 return writeTokenNode(node, writePunctuation);
-            ts.Debug.fail("Unhandled SyntaxKind: " + ts.Debug.formatSyntaxKind(node.kind) + ".");
+            ts.Debug.fail("Unhandled SyntaxKind: ".concat(ts.Debug.formatSyntaxKind(node.kind), "."));
         }
         function emitMappedTypeParameter(node) {
             emit(node.name);
@@ -109080,13 +109099,13 @@ var ts;
             }
         }
         function emitPlaceholder(hint, node, snippet) {
-            nonEscapingWrite("${" + snippet.order + ":"); // `${2:`
+            nonEscapingWrite("${".concat(snippet.order, ":")); // `${2:`
             pipelineEmitWithHintWorker(hint, node, /*allowSnippets*/ false); // `...`
             nonEscapingWrite("}"); // `}`
             // `${2:...}`
         }
         function emitTabStop(snippet) {
-            nonEscapingWrite("$" + snippet.order);
+            nonEscapingWrite("$".concat(snippet.order));
         }
         //
         // Identifiers
@@ -110808,17 +110827,17 @@ var ts;
                 writeLine();
             }
             if (currentSourceFile && currentSourceFile.moduleName) {
-                writeComment("/// <amd-module name=\"" + currentSourceFile.moduleName + "\" />");
+                writeComment("/// <amd-module name=\"".concat(currentSourceFile.moduleName, "\" />"));
                 writeLine();
             }
             if (currentSourceFile && currentSourceFile.amdDependencies) {
                 for (var _a = 0, _b = currentSourceFile.amdDependencies; _a < _b.length; _a++) {
                     var dep = _b[_a];
                     if (dep.name) {
-                        writeComment("/// <amd-dependency name=\"" + dep.name + "\" path=\"" + dep.path + "\" />");
+                        writeComment("/// <amd-dependency name=\"".concat(dep.name, "\" path=\"").concat(dep.path, "\" />"));
                     }
                     else {
-                        writeComment("/// <amd-dependency path=\"" + dep.path + "\" />");
+                        writeComment("/// <amd-dependency path=\"".concat(dep.path, "\" />"));
                     }
                     writeLine();
                 }
@@ -110826,7 +110845,7 @@ var ts;
             for (var _c = 0, files_2 = files; _c < files_2.length; _c++) {
                 var directive = files_2[_c];
                 var pos = writer.getTextPos();
-                writeComment("/// <reference path=\"" + directive.fileName + "\" />");
+                writeComment("/// <reference path=\"".concat(directive.fileName, "\" />"));
                 if (bundleFileInfo)
                     bundleFileInfo.sections.push({ pos: pos, end: writer.getTextPos(), kind: "reference" /* Reference */, data: directive.fileName });
                 writeLine();
@@ -110834,7 +110853,7 @@ var ts;
             for (var _d = 0, types_24 = types; _d < types_24.length; _d++) {
                 var directive = types_24[_d];
                 var pos = writer.getTextPos();
-                writeComment("/// <reference types=\"" + directive.fileName + "\" />");
+                writeComment("/// <reference types=\"".concat(directive.fileName, "\" />"));
                 if (bundleFileInfo)
                     bundleFileInfo.sections.push({ pos: pos, end: writer.getTextPos(), kind: "type" /* Type */, data: directive.fileName });
                 writeLine();
@@ -110842,7 +110861,7 @@ var ts;
             for (var _e = 0, libs_1 = libs; _e < libs_1.length; _e++) {
                 var directive = libs_1[_e];
                 var pos = writer.getTextPos();
-                writeComment("/// <reference lib=\"" + directive.fileName + "\" />");
+                writeComment("/// <reference lib=\"".concat(directive.fileName, "\" />"));
                 if (bundleFileInfo)
                     bundleFileInfo.sections.push({ pos: pos, end: writer.getTextPos(), kind: "lib" /* Lib */, data: directive.fileName });
                 writeLine();
@@ -111617,9 +111636,9 @@ var ts;
                 var textSourceNode = node.textSourceNode;
                 if (ts.isIdentifier(textSourceNode) || ts.isNumericLiteral(textSourceNode)) {
                     var text = ts.isNumericLiteral(textSourceNode) ? textSourceNode.text : getTextOfNode(textSourceNode);
-                    return jsxAttributeEscape ? "\"" + ts.escapeJsxAttributeString(text) + "\"" :
-                        neverAsciiEscape || (ts.getEmitFlags(node) & 16777216 /* NoAsciiEscaping */) ? "\"" + ts.escapeString(text) + "\"" :
-                            "\"" + ts.escapeNonAsciiString(text) + "\"";
+                    return jsxAttributeEscape ? "\"".concat(ts.escapeJsxAttributeString(text), "\"") :
+                        neverAsciiEscape || (ts.getEmitFlags(node) & 16777216 /* NoAsciiEscaping */) ? "\"".concat(ts.escapeString(text), "\"") :
+                            "\"".concat(ts.escapeNonAsciiString(text), "\"");
                 }
                 else {
                     return getLiteralTextOfNode(textSourceNode, neverAsciiEscape, jsxAttributeEscape);
@@ -112096,8 +112115,8 @@ var ts;
         }
         function formatSynthesizedComment(comment) {
             return comment.kind === 3 /* MultiLineCommentTrivia */
-                ? "/*" + comment.text + "*/"
-                : "//" + comment.text;
+                ? "/*".concat(comment.text, "*/")
+                : "//".concat(comment.text);
         }
         function emitBodyWithDetachedComments(node, detachedRange, emitCallback) {
             enterComment();
@@ -112818,7 +112837,7 @@ var ts;
         var watchedDirPath = _a.watchedDirPath, fileOrDirectory = _a.fileOrDirectory, fileOrDirectoryPath = _a.fileOrDirectoryPath, configFileName = _a.configFileName, options = _a.options, program = _a.program, extraFileExtensions = _a.extraFileExtensions, currentDirectory = _a.currentDirectory, useCaseSensitiveFileNames = _a.useCaseSensitiveFileNames, writeLog = _a.writeLog, toPath = _a.toPath;
         var newPath = ts.removeIgnoredPath(fileOrDirectoryPath);
         if (!newPath) {
-            writeLog("Project: " + configFileName + " Detected ignored path: " + fileOrDirectory);
+            writeLog("Project: ".concat(configFileName, " Detected ignored path: ").concat(fileOrDirectory));
             return true;
         }
         fileOrDirectoryPath = newPath;
@@ -112827,11 +112846,11 @@ var ts;
         // If the the added or created file or directory is not supported file name, ignore the file
         // But when watched directory is added/removed, we need to reload the file list
         if (ts.hasExtension(fileOrDirectoryPath) && !ts.isSupportedSourceFileName(fileOrDirectory, options, extraFileExtensions)) {
-            writeLog("Project: " + configFileName + " Detected file add/remove of non supported extension: " + fileOrDirectory);
+            writeLog("Project: ".concat(configFileName, " Detected file add/remove of non supported extension: ").concat(fileOrDirectory));
             return true;
         }
         if (ts.isExcludedFile(fileOrDirectory, options.configFile.configFileSpecs, ts.getNormalizedAbsolutePath(ts.getDirectoryPath(configFileName), currentDirectory), useCaseSensitiveFileNames, currentDirectory)) {
-            writeLog("Project: " + configFileName + " Detected excluded file: " + fileOrDirectory);
+            writeLog("Project: ".concat(configFileName, " Detected excluded file: ").concat(fileOrDirectory));
             return true;
         }
         if (!program)
@@ -112855,7 +112874,7 @@ var ts;
         var builderProgram = !realProgram && !ts.isArray(program) ? program : undefined;
         if (hasSourceFile((filePathWithoutExtension + ".ts" /* Ts */)) ||
             hasSourceFile((filePathWithoutExtension + ".tsx" /* Tsx */))) {
-            writeLog("Project: " + configFileName + " Detected output file: " + fileOrDirectory);
+            writeLog("Project: ".concat(configFileName, " Detected output file: ").concat(fileOrDirectory));
             return true;
         }
         return false;
@@ -112923,36 +112942,36 @@ var ts;
                 host.useCaseSensitiveFileNames();
         }
         function createExcludeWatcherWithLogging(file, flags, options, detailInfo1, detailInfo2) {
-            log("ExcludeWatcher:: Added:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
+            log("ExcludeWatcher:: Added:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo)));
             return {
-                close: function () { return log("ExcludeWatcher:: Close:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo)); }
+                close: function () { return log("ExcludeWatcher:: Close:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo))); }
             };
         }
         function createFileWatcherWithLogging(file, cb, flags, options, detailInfo1, detailInfo2) {
-            log("FileWatcher:: Added:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
+            log("FileWatcher:: Added:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo)));
             var watcher = triggerInvokingFactory.watchFile(file, cb, flags, options, detailInfo1, detailInfo2);
             return {
                 close: function () {
-                    log("FileWatcher:: Close:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
+                    log("FileWatcher:: Close:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo)));
                     watcher.close();
                 }
             };
         }
         function createDirectoryWatcherWithLogging(file, cb, flags, options, detailInfo1, detailInfo2) {
-            var watchInfo = "DirectoryWatcher:: Added:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo);
+            var watchInfo = "DirectoryWatcher:: Added:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
             log(watchInfo);
             var start = ts.timestamp();
             var watcher = triggerInvokingFactory.watchDirectory(file, cb, flags, options, detailInfo1, detailInfo2);
             var elapsed = ts.timestamp() - start;
-            log("Elapsed:: " + elapsed + "ms " + watchInfo);
+            log("Elapsed:: ".concat(elapsed, "ms ").concat(watchInfo));
             return {
                 close: function () {
-                    var watchInfo = "DirectoryWatcher:: Close:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo);
+                    var watchInfo = "DirectoryWatcher:: Close:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
                     log(watchInfo);
                     var start = ts.timestamp();
                     watcher.close();
                     var elapsed = ts.timestamp() - start;
-                    log("Elapsed:: " + elapsed + "ms " + watchInfo);
+                    log("Elapsed:: ".concat(elapsed, "ms ").concat(watchInfo));
                 }
             };
         }
@@ -112962,16 +112981,16 @@ var ts;
                 for (var _i = 0; _i < arguments.length; _i++) {
                     args[_i] = arguments[_i];
                 }
-                var triggerredInfo = (key === "watchFile" ? "FileWatcher" : "DirectoryWatcher") + ":: Triggered with " + args[0] + " " + (args[1] !== undefined ? args[1] : "") + ":: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo);
+                var triggerredInfo = "".concat(key === "watchFile" ? "FileWatcher" : "DirectoryWatcher", ":: Triggered with ").concat(args[0], " ").concat(args[1] !== undefined ? args[1] : "", ":: ").concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
                 log(triggerredInfo);
                 var start = ts.timestamp();
                 cb.call.apply(cb, __spreadArray([/*thisArg*/ undefined], args, false));
                 var elapsed = ts.timestamp() - start;
-                log("Elapsed:: " + elapsed + "ms " + triggerredInfo);
+                log("Elapsed:: ".concat(elapsed, "ms ").concat(triggerredInfo));
             }, flags, options, detailInfo1, detailInfo2); };
         }
         function getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo) {
-            return "WatchInfo: " + file + " " + flags + " " + JSON.stringify(options) + " " + (getDetailWatchInfo ? getDetailWatchInfo(detailInfo1, detailInfo2) : detailInfo2 === undefined ? detailInfo1 : detailInfo1 + " " + detailInfo2);
+            return "WatchInfo: ".concat(file, " ").concat(flags, " ").concat(JSON.stringify(options), " ").concat(getDetailWatchInfo ? getDetailWatchInfo(detailInfo1, detailInfo2) : detailInfo2 === undefined ? detailInfo1 : "".concat(detailInfo1, " ").concat(detailInfo2));
         }
     }
     ts.getWatchFactory = getWatchFactory;
@@ -113278,12 +113297,12 @@ var ts;
     }
     ts.formatDiagnostics = formatDiagnostics;
     function formatDiagnostic(diagnostic, host) {
-        var errorMessage = ts.diagnosticCategoryName(diagnostic) + " TS" + diagnostic.code + ": " + flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine()) + host.getNewLine();
+        var errorMessage = "".concat(ts.diagnosticCategoryName(diagnostic), " TS").concat(diagnostic.code, ": ").concat(flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine())).concat(host.getNewLine());
         if (diagnostic.file) {
             var _a = ts.getLineAndCharacterOfPosition(diagnostic.file, diagnostic.start), line = _a.line, character = _a.character; // TODO: GH#18217
             var fileName = diagnostic.file.fileName;
             var relativeFileName = ts.convertToRelativePath(fileName, host.getCurrentDirectory(), function (fileName) { return host.getCanonicalFileName(fileName); });
-            return relativeFileName + "(" + (line + 1) + "," + (character + 1) + "): " + errorMessage;
+            return "".concat(relativeFileName, "(").concat(line + 1, ",").concat(character + 1, "): ") + errorMessage;
         }
         return errorMessage;
     }
@@ -113371,9 +113390,9 @@ var ts;
         var output = "";
         output += color(relativeFileName, ForegroundColorEscapeSequences.Cyan);
         output += ":";
-        output += color("" + (firstLine + 1), ForegroundColorEscapeSequences.Yellow);
+        output += color("".concat(firstLine + 1), ForegroundColorEscapeSequences.Yellow);
         output += ":";
-        output += color("" + (firstLineChar + 1), ForegroundColorEscapeSequences.Yellow);
+        output += color("".concat(firstLineChar + 1), ForegroundColorEscapeSequences.Yellow);
         return output;
     }
     ts.formatLocation = formatLocation;
@@ -113387,7 +113406,7 @@ var ts;
                 output += " - ";
             }
             output += formatColorAndReset(ts.diagnosticCategoryName(diagnostic), getCategoryFormat(diagnostic.category));
-            output += formatColorAndReset(" TS" + diagnostic.code + ": ", ForegroundColorEscapeSequences.Grey);
+            output += formatColorAndReset(" TS".concat(diagnostic.code, ": "), ForegroundColorEscapeSequences.Grey);
             output += flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine());
             if (diagnostic.file) {
                 output += host.getNewLine();
@@ -113496,7 +113515,7 @@ var ts;
             var result = void 0;
             var mode = getModeForResolutionAtIndex(containingFile, i);
             i++;
-            var cacheKey = mode !== undefined ? mode + "|" + name : name;
+            var cacheKey = mode !== undefined ? "".concat(mode, "|").concat(name) : name;
             if (cache.has(cacheKey)) {
                 result = cache.get(cacheKey);
             }
@@ -115580,7 +115599,7 @@ var ts;
                 path += (i === 2 ? "/" : "-") + components[i];
                 i++;
             }
-            var resolveFrom = ts.combinePaths(currentDirectory, "__lib_node_modules_lookup_" + libFileName + "__.ts");
+            var resolveFrom = ts.combinePaths(currentDirectory, "__lib_node_modules_lookup_".concat(libFileName, "__.ts"));
             var localOverrideModuleResult = ts.resolveModuleName("@typescript/lib-" + path, resolveFrom, { moduleResolution: ts.ModuleResolutionKind.NodeJs }, host, moduleResolutionCache);
             if (localOverrideModuleResult === null || localOverrideModuleResult === void 0 ? void 0 : localOverrideModuleResult.resolvedModule) {
                 return localOverrideModuleResult.resolvedModule.resolvedFileName;
@@ -116401,12 +116420,12 @@ var ts;
         }
         function directoryExistsIfProjectReferenceDeclDir(dir) {
             var dirPath = host.toPath(dir);
-            var dirPathWithTrailingDirectorySeparator = "" + dirPath + ts.directorySeparator;
+            var dirPathWithTrailingDirectorySeparator = "".concat(dirPath).concat(ts.directorySeparator);
             return ts.forEachKey(setOfDeclarationDirectories, function (declDirPath) { return dirPath === declDirPath ||
                 // Any parent directory of declaration dir
                 ts.startsWith(declDirPath, dirPathWithTrailingDirectorySeparator) ||
                 // Any directory inside declaration dir
-                ts.startsWith(dirPath, declDirPath + "/"); });
+                ts.startsWith(dirPath, "".concat(declDirPath, "/")); });
         }
         function handleDirectoryCouldBeSymlink(directory) {
             var _a;
@@ -116459,7 +116478,7 @@ var ts;
                 if (isFile && result) {
                     // Store the real path for the file'
                     var absolutePath = ts.getNormalizedAbsolutePath(fileOrDirectory, host.compilerHost.getCurrentDirectory());
-                    symlinkCache.setSymlinkedFile(fileOrDirectoryPath, "" + symlinkedDirectory.real + absolutePath.replace(new RegExp(directoryPath, "i"), ""));
+                    symlinkCache.setSymlinkedFile(fileOrDirectoryPath, "".concat(symlinkedDirectory.real).concat(absolutePath.replace(new RegExp(directoryPath, "i"), "")));
                 }
                 return result;
             }) || false;
@@ -116917,7 +116936,7 @@ var ts;
                 /*forceDtsEmit*/ true);
                 var firstDts_1 = ts.firstOrUndefined(emitOutput_1.outputFiles);
                 if (firstDts_1) {
-                    ts.Debug.assert(ts.fileExtensionIsOneOf(firstDts_1.name, [".d.ts" /* Dts */, ".d.mts" /* Dmts */, ".d.cts" /* Dcts */]), "File extension for signature expected to be dts", function () { return "Found: " + ts.getAnyExtensionFromPath(firstDts_1.name) + " for " + firstDts_1.name + ":: All output files: " + JSON.stringify(emitOutput_1.outputFiles.map(function (f) { return f.name; })); });
+                    ts.Debug.assert(ts.fileExtensionIsOneOf(firstDts_1.name, [".d.ts" /* Dts */, ".d.mts" /* Dmts */, ".d.cts" /* Dcts */]), "File extension for signature expected to be dts", function () { return "Found: ".concat(ts.getAnyExtensionFromPath(firstDts_1.name), " for ").concat(firstDts_1.name, ":: All output files: ").concat(JSON.stringify(emitOutput_1.outputFiles.map(function (f) { return f.name; }))); });
                     latestSignature = (computeHash || ts.generateDjb2Hash)(firstDts_1.text);
                     if (exportedModulesMapCache && latestSignature !== prevSignature) {
                         updateExportedModules(sourceFile, emitOutput_1.exportedModulesFromDeclarationEmit, exportedModulesMapCache);
@@ -117425,7 +117444,7 @@ var ts;
             return;
         }
         else {
-            ts.Debug.assert(state.hasCalledUpdateShapeSignature.has(affectedFile.resolvedPath) || ((_a = state.currentAffectedFilesSignatures) === null || _a === void 0 ? void 0 : _a.has(affectedFile.resolvedPath)), "Signature not updated for affected file: " + affectedFile.fileName);
+            ts.Debug.assert(state.hasCalledUpdateShapeSignature.has(affectedFile.resolvedPath) || ((_a = state.currentAffectedFilesSignatures) === null || _a === void 0 ? void 0 : _a.has(affectedFile.resolvedPath)), "Signature not updated for affected file: ".concat(affectedFile.fileName));
         }
         if (!state.compilerOptions.assumeChangesOnlyAffectDirectDependencies) {
             forEachReferencingModulesOfExportOfAffectedFile(state, affectedFile, function (state, path) { return handleDtsMayChangeOf(state, path, cancellationToken, computeHash); });
@@ -118570,7 +118589,7 @@ var ts;
                 failedLookupLocation = ts.isRootedDiskPath(failedLookupLocation) ? ts.normalizePath(failedLookupLocation) : ts.getNormalizedAbsolutePath(failedLookupLocation, getCurrentDirectory());
                 var failedLookupPathSplit = failedLookupLocationPath.split(ts.directorySeparator);
                 var failedLookupSplit = failedLookupLocation.split(ts.directorySeparator);
-                ts.Debug.assert(failedLookupSplit.length === failedLookupPathSplit.length, "FailedLookup: " + failedLookupLocation + " failedLookupLocationPath: " + failedLookupLocationPath);
+                ts.Debug.assert(failedLookupSplit.length === failedLookupPathSplit.length, "FailedLookup: ".concat(failedLookupLocation, " failedLookupLocationPath: ").concat(failedLookupLocationPath));
                 if (failedLookupPathSplit.length > rootSplitLength + 1) {
                     // Instead of watching root, watch directory in root to avoid watching excluded directories not needed for module resolution
                     return {
@@ -119684,7 +119703,7 @@ var ts;
         }
         function getJSExtensionForFile(fileName, options) {
             var _a;
-            return (_a = tryGetJSExtensionForFile(fileName, options)) !== null && _a !== void 0 ? _a : ts.Debug.fail("Extension " + ts.extensionFromPath(fileName) + " is unsupported:: FileName:: " + fileName);
+            return (_a = tryGetJSExtensionForFile(fileName, options)) !== null && _a !== void 0 ? _a : ts.Debug.fail("Extension ".concat(ts.extensionFromPath(fileName), " is unsupported:: FileName:: ").concat(fileName));
         }
         function tryGetJSExtensionForFile(fileName, options) {
             var ext = ts.tryGetExtensionFromPath(fileName);
@@ -119787,8 +119806,8 @@ var ts;
         return pretty ?
             function (diagnostic, newLine, options) {
                 clearScreenIfNotWatchingForFileChanges(system, diagnostic, options);
-                var output = "[" + ts.formatColorAndReset(getLocaleTimeString(system), ts.ForegroundColorEscapeSequences.Grey) + "] ";
-                output += "" + ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine) + (newLine + newLine);
+                var output = "[".concat(ts.formatColorAndReset(getLocaleTimeString(system), ts.ForegroundColorEscapeSequences.Grey), "] ");
+                output += "".concat(ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine)).concat(newLine + newLine);
                 system.write(output);
             } :
             function (diagnostic, newLine, options) {
@@ -119796,8 +119815,8 @@ var ts;
                 if (!clearScreenIfNotWatchingForFileChanges(system, diagnostic, options)) {
                     output += newLine;
                 }
-                output += getLocaleTimeString(system) + " - ";
-                output += "" + ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine) + getPlainDiagnosticFollowingNewLines(diagnostic, newLine);
+                output += "".concat(getLocaleTimeString(system), " - ");
+                output += "".concat(ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine)).concat(getPlainDiagnosticFollowingNewLines(diagnostic, newLine));
                 system.write(output);
             };
     }
@@ -119825,7 +119844,7 @@ var ts;
         if (errorCount === 0)
             return "";
         var d = ts.createCompilerDiagnostic(errorCount === 1 ? ts.Diagnostics.Found_1_error : ts.Diagnostics.Found_0_errors, errorCount);
-        return "" + newLine + ts.flattenDiagnosticMessageText(d.messageText, newLine) + newLine + newLine;
+        return "".concat(newLine).concat(ts.flattenDiagnosticMessageText(d.messageText, newLine)).concat(newLine).concat(newLine);
     }
     ts.getErrorSummaryText = getErrorSummaryText;
     function isBuilderProgram(program) {
@@ -119851,9 +119870,9 @@ var ts;
         var relativeFileName = function (fileName) { return ts.convertToRelativePath(fileName, program.getCurrentDirectory(), getCanonicalFileName); };
         for (var _i = 0, _c = program.getSourceFiles(); _i < _c.length; _i++) {
             var file = _c[_i];
-            write("" + toFileName(file, relativeFileName));
-            (_a = reasons.get(file.path)) === null || _a === void 0 ? void 0 : _a.forEach(function (reason) { return write("  " + fileIncludeReasonToDiagnostics(program, reason, relativeFileName).messageText); });
-            (_b = explainIfFileIsRedirect(file, relativeFileName)) === null || _b === void 0 ? void 0 : _b.forEach(function (d) { return write("  " + d.messageText); });
+            write("".concat(toFileName(file, relativeFileName)));
+            (_a = reasons.get(file.path)) === null || _a === void 0 ? void 0 : _a.forEach(function (reason) { return write("  ".concat(fileIncludeReasonToDiagnostics(program, reason, relativeFileName).messageText)); });
+            (_b = explainIfFileIsRedirect(file, relativeFileName)) === null || _b === void 0 ? void 0 : _b.forEach(function (d) { return write("  ".concat(d.messageText)); });
         }
     }
     ts.explainFiles = explainFiles;
@@ -119893,7 +119912,7 @@ var ts;
             if (isJsonFile && !ts.endsWith(includeSpec, ".json" /* Json */))
                 return false;
             var pattern = ts.getPatternFromSpec(includeSpec, basePath, "files");
-            return !!pattern && ts.getRegexFromPattern("(" + pattern + ")$", useCaseSensitiveFileNames).test(fileName);
+            return !!pattern && ts.getRegexFromPattern("(".concat(pattern, ")$"), useCaseSensitiveFileNames).test(fileName);
         });
     }
     ts.getMatchedIncludeSpec = getMatchedIncludeSpec;
@@ -119902,7 +119921,7 @@ var ts;
         var options = program.getCompilerOptions();
         if (ts.isReferencedFile(reason)) {
             var referenceLocation = ts.getReferencedFileLocation(function (path) { return program.getSourceFileByPath(path); }, reason);
-            var referenceText = ts.isReferenceFileLocation(referenceLocation) ? referenceLocation.file.text.substring(referenceLocation.pos, referenceLocation.end) : "\"" + referenceLocation.text + "\"";
+            var referenceText = ts.isReferenceFileLocation(referenceLocation) ? referenceLocation.file.text.substring(referenceLocation.pos, referenceLocation.end) : "\"".concat(referenceLocation.text, "\"");
             var message = void 0;
             ts.Debug.assert(ts.isReferenceFileLocation(referenceLocation) || reason.kind === ts.FileIncludeKind.Import, "Only synthetic references are imports");
             switch (reason.kind) {
@@ -120026,7 +120045,7 @@ var ts;
             var currentDir_1 = program.getCurrentDirectory();
             ts.forEach(emittedFiles, function (file) {
                 var filepath = ts.getNormalizedAbsolutePath(file, currentDir_1);
-                write("TSFILE: " + filepath);
+                write("TSFILE: ".concat(filepath));
             });
             listFiles(program, write);
         }
@@ -120354,7 +120373,7 @@ var ts;
         }
         var _b = ts.createWatchFactory(host, compilerOptions), watchFile = _b.watchFile, watchDirectory = _b.watchDirectory, writeLog = _b.writeLog;
         var getCanonicalFileName = ts.createGetCanonicalFileName(useCaseSensitiveFileNames);
-        writeLog("Current directory: " + currentDirectory + " CaseSensitiveFileNames: " + useCaseSensitiveFileNames);
+        writeLog("Current directory: ".concat(currentDirectory, " CaseSensitiveFileNames: ").concat(useCaseSensitiveFileNames));
         var configFileWatcher;
         if (configFileName) {
             configFileWatcher = watchFile(configFileName, scheduleProgramReload, ts.PollingInterval.High, watchOptions, ts.WatchType.ConfigFile);
@@ -120503,10 +120522,10 @@ var ts;
         function createNewProgram(hasInvalidatedResolution) {
             // Compile the program
             writeLog("CreatingProgramWith::");
-            writeLog("  roots: " + JSON.stringify(rootFileNames));
-            writeLog("  options: " + JSON.stringify(compilerOptions));
+            writeLog("  roots: ".concat(JSON.stringify(rootFileNames)));
+            writeLog("  options: ".concat(JSON.stringify(compilerOptions)));
             if (projectReferences)
-                writeLog("  projectReferences: " + JSON.stringify(projectReferences));
+                writeLog("  projectReferences: ".concat(JSON.stringify(projectReferences)));
             var needsUpdateInTypeRootWatch = hasChangedCompilerOptions || !getCurrentProgram();
             hasChangedCompilerOptions = false;
             hasChangedConfigFileParsingErrors = false;
@@ -120667,7 +120686,7 @@ var ts;
                 return resolutionCache.invalidateResolutionsOfFailedLookupLocations();
             }
             var pending = clearInvalidateResolutionsOfFailedLookupLocations();
-            writeLog("Scheduling invalidateFailedLookup" + (pending ? ", Cancelled earlier one" : ""));
+            writeLog("Scheduling invalidateFailedLookup".concat(pending ? ", Cancelled earlier one" : ""));
             timerToInvalidateFailedLookupResolutions = host.setTimeout(invalidateResolutionsOfFailedLookup, 250);
         }
         function invalidateResolutionsOfFailedLookup() {
@@ -120727,7 +120746,7 @@ var ts;
             synchronizeProgram();
         }
         function reloadConfigFile() {
-            writeLog("Reloading config file: " + configFileName);
+            writeLog("Reloading config file: ".concat(configFileName));
             reloadLevel = ts.ConfigFileProgramReloadLevel.None;
             if (cachedDirectoryStructureHost) {
                 cachedDirectoryStructureHost.clearCache();
@@ -120768,7 +120787,7 @@ var ts;
                     return config.parsedCommandLine;
                 }
             }
-            writeLog("Loading config file: " + configFileName);
+            writeLog("Loading config file: ".concat(configFileName));
             var parsedCommandLine = host.getParsedCommandLine ?
                 host.getParsedCommandLine(configFileName) :
                 getParsedCommandLineFromConfigFileHost(configFileName);
@@ -121072,8 +121091,8 @@ var ts;
      */
     function createBuilderStatusReporter(system, pretty) {
         return function (diagnostic) {
-            var output = pretty ? "[" + ts.formatColorAndReset(ts.getLocaleTimeString(system), ts.ForegroundColorEscapeSequences.Grey) + "] " : ts.getLocaleTimeString(system) + " - ";
-            output += "" + ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine) + (system.newLine + system.newLine);
+            var output = pretty ? "[".concat(ts.formatColorAndReset(ts.getLocaleTimeString(system), ts.ForegroundColorEscapeSequences.Grey), "] ") : "".concat(ts.getLocaleTimeString(system), " - ");
+            output += "".concat(ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine)).concat(system.newLine + system.newLine);
             system.write(output);
         };
     }
@@ -121848,7 +121867,7 @@ var ts;
     function listEmittedFile(_a, proj, file) {
         var write = _a.write;
         if (write && proj.options.listEmittedFiles) {
-            write("TSFILE: " + file);
+            write("TSFILE: ".concat(file));
         }
     }
     function getOldProgram(_a, proj, parsed) {
@@ -121877,7 +121896,7 @@ var ts;
     function buildErrors(state, resolvedPath, program, config, diagnostics, buildResult, errorType) {
         var canEmitBuildInfo = !(buildResult & BuildResultFlags.SyntaxErrors) && program && !ts.outFile(program.getCompilerOptions());
         reportAndStoreErrors(state, resolvedPath, diagnostics);
-        state.projectStatus.set(resolvedPath, { type: ts.UpToDateStatusType.Unbuildable, reason: errorType + " errors" });
+        state.projectStatus.set(resolvedPath, { type: ts.UpToDateStatusType.Unbuildable, reason: "".concat(errorType, " errors") });
         if (canEmitBuildInfo)
             return { buildResult: buildResult, step: BuildStep.EmitBuildInfo };
         afterProgramDone(state, program, config);
@@ -121905,7 +121924,7 @@ var ts;
             if (!host.fileExists(inputFile)) {
                 return {
                     type: ts.UpToDateStatusType.Unbuildable,
-                    reason: inputFile + " does not exist"
+                    reason: "".concat(inputFile, " does not exist")
                 };
             }
             if (!force) {
@@ -122264,7 +122283,7 @@ var ts;
             }
         }
         if (filesToDelete) {
-            reportStatus(state, ts.Diagnostics.A_non_dry_build_would_delete_the_following_files_Colon_0, filesToDelete.map(function (f) { return "\r\n * " + f; }).join(""));
+            reportStatus(state, ts.Diagnostics.A_non_dry_build_would_delete_the_following_files_Colon_0, filesToDelete.map(function (f) { return "\r\n * ".concat(f); }).join(""));
         }
         return ts.ExitStatus.Success;
     }
@@ -122597,7 +122616,7 @@ var ts;
         function nowString() {
             // E.g. "12:34:56.789"
             var d = new Date();
-            return ts.padLeft(d.getHours().toString(), 2, "0") + ":" + ts.padLeft(d.getMinutes().toString(), 2, "0") + ":" + ts.padLeft(d.getSeconds().toString(), 2, "0") + "." + ts.padLeft(d.getMilliseconds().toString(), 3, "0");
+            return "".concat(ts.padLeft(d.getHours().toString(), 2, "0"), ":").concat(ts.padLeft(d.getMinutes().toString(), 2, "0"), ":").concat(ts.padLeft(d.getSeconds().toString(), 2, "0"), ".").concat(ts.padLeft(d.getMilliseconds().toString(), 3, "0"));
         }
         server.nowString = nowString;
     })(server = ts.server || (ts.server = {}));
@@ -122608,7 +122627,7 @@ var ts;
     var JsTyping;
     (function (JsTyping) {
         function isTypingUpToDate(cachedTyping, availableTypingVersions) {
-            var availableVersion = new ts.Version(ts.getProperty(availableTypingVersions, "ts" + ts.versionMajorMinor) || ts.getProperty(availableTypingVersions, "latest"));
+            var availableVersion = new ts.Version(ts.getProperty(availableTypingVersions, "ts".concat(ts.versionMajorMinor)) || ts.getProperty(availableTypingVersions, "latest"));
             return availableVersion.compareTo(cachedTyping.version) <= 0;
         }
         JsTyping.isTypingUpToDate = isTypingUpToDate;
@@ -122661,7 +122680,7 @@ var ts;
             "worker_threads",
             "zlib"
         ];
-        JsTyping.prefixedNodeCoreModuleList = unprefixedNodeCoreModuleList.map(function (name) { return "node:" + name; });
+        JsTyping.prefixedNodeCoreModuleList = unprefixedNodeCoreModuleList.map(function (name) { return "node:".concat(name); });
         JsTyping.nodeCoreModuleList = __spreadArray(__spreadArray([], unprefixedNodeCoreModuleList, true), JsTyping.prefixedNodeCoreModuleList, true);
         JsTyping.nodeCoreModules = new ts.Set(JsTyping.nodeCoreModuleList);
         function nonRelativeModuleNameForTypingCache(moduleName) {
@@ -122740,7 +122759,7 @@ var ts;
                 var excludeTypingName = exclude_1[_i];
                 var didDelete = inferredTypings.delete(excludeTypingName);
                 if (didDelete && log)
-                    log("Typing for " + excludeTypingName + " is in exclude list, will be ignored.");
+                    log("Typing for ".concat(excludeTypingName, " is in exclude list, will be ignored."));
             }
             var newTypingNames = [];
             var cachedTypingPaths = [];
@@ -122754,7 +122773,7 @@ var ts;
             });
             var result = { cachedTypingPaths: cachedTypingPaths, newTypingNames: newTypingNames, filesToWatch: filesToWatch };
             if (log)
-                log("Result: " + JSON.stringify(result));
+                log("Result: ".concat(JSON.stringify(result)));
             return result;
             function addInferredTyping(typingName) {
                 if (!inferredTypings.has(typingName)) {
@@ -122763,7 +122782,7 @@ var ts;
             }
             function addInferredTypings(typingNames, message) {
                 if (log)
-                    log(message + ": " + JSON.stringify(typingNames));
+                    log("".concat(message, ": ").concat(JSON.stringify(typingNames)));
                 ts.forEach(typingNames, addInferredTyping);
             }
             /**
@@ -122776,7 +122795,7 @@ var ts;
                 filesToWatch.push(jsonPath);
                 var jsonConfig = ts.readConfigFile(jsonPath, function (path) { return host.readFile(path); }).config;
                 var jsonTypingNames = ts.flatMap([jsonConfig.dependencies, jsonConfig.devDependencies, jsonConfig.optionalDependencies, jsonConfig.peerDependencies], ts.getOwnKeys);
-                addInferredTypings(jsonTypingNames, "Typing names in '" + jsonPath + "' dependencies");
+                addInferredTypings(jsonTypingNames, "Typing names in '".concat(jsonPath, "' dependencies"));
             }
             /**
              * Infer typing names from given file names. For example, the file name "jquery-min.2.3.4.js"
@@ -122815,7 +122834,7 @@ var ts;
                 // depth of 2, so we access `node_modules/foo` but not `node_modules/foo/bar`
                 var fileNames = host.readDirectory(packagesFolderPath, [".json" /* Json */], /*excludes*/ undefined, /*includes*/ undefined, /*depth*/ 2);
                 if (log)
-                    log("Searching for typing names in " + packagesFolderPath + "; all files: " + JSON.stringify(fileNames));
+                    log("Searching for typing names in ".concat(packagesFolderPath, "; all files: ").concat(JSON.stringify(fileNames)));
                 var packageNames = [];
                 for (var _i = 0, fileNames_1 = fileNames; _i < fileNames_1.length; _i++) {
                     var fileName = fileNames_1[_i];
@@ -122842,7 +122861,7 @@ var ts;
                     if (ownTypes) {
                         var absolutePath = ts.getNormalizedAbsolutePath(ownTypes, ts.getDirectoryPath(normalizedFileName));
                         if (log)
-                            log("    Package '" + packageJson.name + "' provides its own types.");
+                            log("    Package '".concat(packageJson.name, "' provides its own types."));
                         inferredTypings.set(packageJson.name, absolutePath);
                     }
                     else {
@@ -122914,15 +122933,15 @@ var ts;
             var kind = isScopeName ? "Scope" : "Package";
             switch (result) {
                 case 1 /* EmptyName */:
-                    return "'" + typing + "':: " + kind + " name '" + name + "' cannot be empty";
+                    return "'".concat(typing, "':: ").concat(kind, " name '").concat(name, "' cannot be empty");
                 case 2 /* NameTooLong */:
-                    return "'" + typing + "':: " + kind + " name '" + name + "' should be less than " + maxPackageNameLength + " characters";
+                    return "'".concat(typing, "':: ").concat(kind, " name '").concat(name, "' should be less than ").concat(maxPackageNameLength, " characters");
                 case 3 /* NameStartsWithDot */:
-                    return "'" + typing + "':: " + kind + " name '" + name + "' cannot start with '.'";
+                    return "'".concat(typing, "':: ").concat(kind, " name '").concat(name, "' cannot start with '.'");
                 case 4 /* NameStartsWithUnderscore */:
-                    return "'" + typing + "':: " + kind + " name '" + name + "' cannot start with '_'";
+                    return "'".concat(typing, "':: ").concat(kind, " name '").concat(name, "' cannot start with '_'");
                 case 5 /* NameContainsNonURISafeCharacters */:
-                    return "'" + typing + "':: " + kind + " name '" + name + "' contains non URI safe characters";
+                    return "'".concat(typing, "':: ").concat(kind, " name '").concat(name, "' contains non URI safe characters");
                 case 0 /* Ok */:
                     return ts.Debug.fail(); // Shouldn't have called this.
                 default:
@@ -125480,7 +125499,7 @@ var ts;
         var prefix = ts.isJSDocLink(link) ? "link"
             : ts.isJSDocLinkCode(link) ? "linkcode"
                 : "linkplain";
-        var parts = [linkPart("{@" + prefix + " ")];
+        var parts = [linkPart("{@".concat(prefix, " "))];
         if (!link.name) {
             if (link.text)
                 parts.push(linkTextPart(link.text));
@@ -125728,7 +125747,7 @@ var ts;
     function getUniqueName(baseName, sourceFile) {
         var nameText = baseName;
         for (var i = 1; !ts.isFileLevelUniqueName(sourceFile, nameText); i++) {
-            nameText = baseName + "_" + i;
+            nameText = "".concat(baseName, "_").concat(i);
         }
         return nameText;
     }
@@ -125838,7 +125857,7 @@ var ts;
         // Editors can pass in undefined or empty string - we want to infer the preference in those cases.
         var quotePreference = getQuotePreference(sourceFile, preferences);
         var quoted = JSON.stringify(text);
-        return quotePreference === 0 /* Single */ ? "'" + ts.stripQuotes(quoted).replace(/'/g, "\\'").replace(/\\"/g, '"') + "'" : quoted;
+        return quotePreference === 0 /* Single */ ? "'".concat(ts.stripQuotes(quoted).replace(/'/g, "\\'").replace(/\\"/g, '"'), "'") : quoted;
     }
     ts.quote = quote;
     function isEqualityOperatorKind(kind) {
@@ -126210,7 +126229,7 @@ var ts;
             var components = ts.getPathComponents(ts.getPackageNameFromTypesPackageName(fullSpecifier)).slice(1);
             // Scoped packages
             if (ts.startsWith(components[0], "@")) {
-                return components[0] + "/" + components[1];
+                return "".concat(components[0], "/").concat(components[1]);
             }
             return components[0];
         }
@@ -126317,13 +126336,13 @@ var ts;
     ts.getNameForExportedSymbol = getNameForExportedSymbol;
     function getSymbolParentOrFail(symbol) {
         var _a;
-        return ts.Debug.checkDefined(symbol.parent, "Symbol parent was undefined. Flags: " + ts.Debug.formatSymbolFlags(symbol.flags) + ". " +
-            ("Declarations: " + ((_a = symbol.declarations) === null || _a === void 0 ? void 0 : _a.map(function (d) {
+        return ts.Debug.checkDefined(symbol.parent, "Symbol parent was undefined. Flags: ".concat(ts.Debug.formatSymbolFlags(symbol.flags), ". ") +
+            "Declarations: ".concat((_a = symbol.declarations) === null || _a === void 0 ? void 0 : _a.map(function (d) {
                 var kind = ts.Debug.formatSyntaxKind(d.kind);
                 var inJS = ts.isInJSFile(d);
                 var expression = d.expression;
-                return (inJS ? "[JS]" : "") + kind + (expression ? " (expression: " + ts.Debug.formatSyntaxKind(expression.kind) + ")" : "");
-            }).join(", ")) + "."));
+                return (inJS ? "[JS]" : "") + kind + (expression ? " (expression: ".concat(ts.Debug.formatSyntaxKind(expression.kind), ")") : "");
+            }).join(", "), "."));
     }
     /**
      * Useful to check whether a string contains another string at a specific index
@@ -126531,7 +126550,7 @@ var ts;
                 : checker.tryFindAmbientModule(info.moduleName));
             var symbol = info.symbol || cachedSymbol || ts.Debug.checkDefined(exportKind === 2 /* ExportEquals */
                 ? checker.resolveExternalModuleSymbol(moduleSymbol)
-                : checker.tryGetMemberInModuleExportsAndProperties(ts.unescapeLeadingUnderscores(info.symbolTableKey), moduleSymbol), "Could not find symbol '" + info.symbolName + "' by key '" + info.symbolTableKey + "' in module " + moduleSymbol.name);
+                : checker.tryGetMemberInModuleExportsAndProperties(ts.unescapeLeadingUnderscores(info.symbolTableKey), moduleSymbol), "Could not find symbol '".concat(info.symbolName, "' by key '").concat(info.symbolTableKey, "' in module ").concat(moduleSymbol.name));
             symbols.set(id, [symbol, moduleSymbol]);
             return {
                 symbol: symbol,
@@ -126544,7 +126563,7 @@ var ts;
         }
         function key(importedName, symbol, ambientModuleName, checker) {
             var moduleKey = ambientModuleName || "";
-            return importedName + "|" + ts.getSymbolId(ts.skipAlias(symbol, checker)) + "|" + moduleKey;
+            return "".concat(importedName, "|").concat(ts.getSymbolId(ts.skipAlias(symbol, checker)), "|").concat(moduleKey);
         }
         function parseKey(key) {
             var symbolName = key.substring(0, key.indexOf("|"));
@@ -126624,7 +126643,7 @@ var ts;
         if (autoImportProvider) {
             var start = ts.timestamp();
             forEachExternalModule(autoImportProvider.getTypeChecker(), autoImportProvider.getSourceFiles(), function (module, file) { return cb(module, file, autoImportProvider, /*isFromPackageJson*/ true); });
-            (_b = host.log) === null || _b === void 0 ? void 0 : _b.call(host, "forEachExternalModuleToImportFrom autoImportProvider: " + (ts.timestamp() - start));
+            (_b = host.log) === null || _b === void 0 ? void 0 : _b.call(host, "forEachExternalModuleToImportFrom autoImportProvider: ".concat(ts.timestamp() - start));
         }
     }
     ts.forEachExternalModuleToImportFrom = forEachExternalModuleToImportFrom;
@@ -126678,7 +126697,7 @@ var ts;
                 }
             });
         });
-        (_e = host.log) === null || _e === void 0 ? void 0 : _e.call(host, "getExportInfoMap: done in " + (ts.timestamp() - start) + " ms");
+        (_e = host.log) === null || _e === void 0 ? void 0 : _e.call(host, "getExportInfoMap: done in ".concat(ts.timestamp() - start, " ms"));
         return cache;
     }
     ts.getExportInfoMap = getExportInfoMap;
@@ -127211,7 +127230,7 @@ var ts;
         return { spans: spans, endOfLineState: 0 /* None */ };
         function pushClassification(start, end, type) {
             var length = end - start;
-            ts.Debug.assert(length > 0, "Classification had non-positive length of " + length);
+            ts.Debug.assert(length > 0, "Classification had non-positive length of ".concat(length));
             spans.push(start);
             spans.push(length);
             spans.push(type);
@@ -128079,7 +128098,7 @@ var ts;
                     case ".d.cts" /* Dcts */: return ".d.cts" /* dctsModifier */;
                     case ".cjs" /* Cjs */: return ".cjs" /* cjsModifier */;
                     case ".cts" /* Cts */: return ".cts" /* ctsModifier */;
-                    case ".tsbuildinfo" /* TsBuildInfo */: return ts.Debug.fail("Extension " + ".tsbuildinfo" /* TsBuildInfo */ + " is unsupported.");
+                    case ".tsbuildinfo" /* TsBuildInfo */: return ts.Debug.fail("Extension ".concat(".tsbuildinfo" /* TsBuildInfo */, " is unsupported."));
                     case undefined: return "" /* none */;
                     default:
                         return ts.Debug.assertNever(extension);
@@ -128808,10 +128827,10 @@ var ts;
             var resolvedFromCacheCount = 0;
             var cacheAttemptCount = 0;
             var result = cb({ tryResolve: tryResolve, resolutionLimitExceeded: function () { return resolutionLimitExceeded; } });
-            var hitRateMessage = cacheAttemptCount ? " (" + (resolvedFromCacheCount / cacheAttemptCount * 100).toFixed(1) + "% hit rate)" : "";
-            (_a = host.log) === null || _a === void 0 ? void 0 : _a.call(host, logPrefix + ": resolved " + resolvedCount + " module specifiers, plus " + ambientCount + " ambient and " + resolvedFromCacheCount + " from cache" + hitRateMessage);
-            (_b = host.log) === null || _b === void 0 ? void 0 : _b.call(host, logPrefix + ": response is " + (resolutionLimitExceeded ? "incomplete" : "complete"));
-            (_c = host.log) === null || _c === void 0 ? void 0 : _c.call(host, logPrefix + ": " + (ts.timestamp() - start));
+            var hitRateMessage = cacheAttemptCount ? " (".concat((resolvedFromCacheCount / cacheAttemptCount * 100).toFixed(1), "% hit rate)") : "";
+            (_a = host.log) === null || _a === void 0 ? void 0 : _a.call(host, "".concat(logPrefix, ": resolved ").concat(resolvedCount, " module specifiers, plus ").concat(ambientCount, " ambient and ").concat(resolvedFromCacheCount, " from cache").concat(hitRateMessage));
+            (_b = host.log) === null || _b === void 0 ? void 0 : _b.call(host, "".concat(logPrefix, ": response is ").concat(resolutionLimitExceeded ? "incomplete" : "complete"));
+            (_c = host.log) === null || _c === void 0 ? void 0 : _c.call(host, "".concat(logPrefix, ": ").concat(ts.timestamp() - start));
             return result;
             function tryResolve(exportInfo, isFromAmbientModule) {
                 if (isFromAmbientModule) {
@@ -129114,15 +129133,15 @@ var ts;
             var useBraces = origin && originIsSymbolMember(origin) || needsConvertPropertyAccess;
             if (origin && originIsThisType(origin)) {
                 insertText = needsConvertPropertyAccess
-                    ? "this" + (insertQuestionDot ? "?." : "") + "[" + quotePropertyName(sourceFile, preferences, name) + "]"
-                    : "this" + (insertQuestionDot ? "?." : ".") + name;
+                    ? "this".concat(insertQuestionDot ? "?." : "", "[").concat(quotePropertyName(sourceFile, preferences, name), "]")
+                    : "this".concat(insertQuestionDot ? "?." : ".").concat(name);
             }
             // We should only have needsConvertPropertyAccess if there's a property access to convert. But see #21790.
             // Somehow there was a global with a non-identifier name. Hopefully someone will complain about getting a "foo bar" global completion and provide a repro.
             else if ((useBraces || insertQuestionDot) && propertyAccessToConvert) {
-                insertText = useBraces ? needsConvertPropertyAccess ? "[" + quotePropertyName(sourceFile, preferences, name) + "]" : "[" + name + "]" : name;
+                insertText = useBraces ? needsConvertPropertyAccess ? "[".concat(quotePropertyName(sourceFile, preferences, name), "]") : "[".concat(name, "]") : name;
                 if (insertQuestionDot || propertyAccessToConvert.questionDotToken) {
-                    insertText = "?." + insertText;
+                    insertText = "?.".concat(insertText);
                 }
                 var dot = ts.findChildOfKind(propertyAccessToConvert, 24 /* DotToken */, sourceFile) ||
                     ts.findChildOfKind(propertyAccessToConvert, 28 /* QuestionDotToken */, sourceFile);
@@ -129136,7 +129155,7 @@ var ts;
             if (isJsxInitializer) {
                 if (insertText === undefined)
                     insertText = name;
-                insertText = "{" + insertText + "}";
+                insertText = "{".concat(insertText, "}");
                 if (typeof isJsxInitializer !== "boolean") {
                     replacementSpan = ts.createTextSpanFromNode(isJsxInitializer, sourceFile);
                 }
@@ -129149,8 +129168,8 @@ var ts;
                 if (precedingToken && ts.positionIsASICandidate(precedingToken.end, precedingToken.parent, sourceFile)) {
                     awaitText = ";";
                 }
-                awaitText += "(await " + propertyAccessToConvert.expression.getText() + ")";
-                insertText = needsConvertPropertyAccess ? "" + awaitText + insertText : "" + awaitText + (insertQuestionDot ? "?." : ".") + insertText;
+                awaitText += "(await ".concat(propertyAccessToConvert.expression.getText(), ")");
+                insertText = needsConvertPropertyAccess ? "".concat(awaitText).concat(insertText) : "".concat(awaitText).concat(insertQuestionDot ? "?." : ".").concat(insertText);
                 replacementSpan = ts.createTextSpanFromBounds(propertyAccessToConvert.getStart(sourceFile), propertyAccessToConvert.end);
             }
             if (originIsResolvedExport(origin)) {
@@ -129181,7 +129200,7 @@ var ts;
                     && !(type.flags & 1048576 /* Union */ && ts.find(type.types, function (type) { return !!(type.flags & 528 /* BooleanLike */); }))) {
                     if (type.flags & 402653316 /* StringLike */ || (type.flags & 1048576 /* Union */ && ts.every(type.types, function (type) { return !!(type.flags & (402653316 /* StringLike */ | 32768 /* Undefined */)); }))) {
                         // If is string like or undefined use quotes
-                        insertText = ts.escapeSnippetText(name) + "=" + ts.quote(sourceFile, preferences, "$1");
+                        insertText = "".concat(ts.escapeSnippetText(name), "=").concat(ts.quote(sourceFile, preferences, "$1"));
                         isSnippet = true;
                     }
                     else {
@@ -129190,7 +129209,7 @@ var ts;
                     }
                 }
                 if (useBraces_1) {
-                    insertText = ts.escapeSnippetText(name) + "={$1}";
+                    insertText = "".concat(ts.escapeSnippetText(name), "={$1}");
                     isSnippet = true;
                 }
             }
@@ -129454,14 +129473,14 @@ var ts;
             var importKind = ts.codefix.getImportKind(sourceFile, exportKind, options, /*forceImportKeyword*/ true);
             var isTopLevelTypeOnly = ((_b = (_a = ts.tryCast(importCompletionNode, ts.isImportDeclaration)) === null || _a === void 0 ? void 0 : _a.importClause) === null || _b === void 0 ? void 0 : _b.isTypeOnly) || ((_c = ts.tryCast(importCompletionNode, ts.isImportEqualsDeclaration)) === null || _c === void 0 ? void 0 : _c.isTypeOnly);
             var isImportSpecifierTypeOnly = couldBeTypeOnlyImportSpecifier(importCompletionNode, contextToken);
-            var topLevelTypeOnlyText = isTopLevelTypeOnly ? " " + ts.tokenToString(151 /* TypeKeyword */) + " " : " ";
-            var importSpecifierTypeOnlyText = isImportSpecifierTypeOnly ? ts.tokenToString(151 /* TypeKeyword */) + " " : "";
+            var topLevelTypeOnlyText = isTopLevelTypeOnly ? " ".concat(ts.tokenToString(151 /* TypeKeyword */), " ") : " ";
+            var importSpecifierTypeOnlyText = isImportSpecifierTypeOnly ? "".concat(ts.tokenToString(151 /* TypeKeyword */), " ") : "";
             var suffix = useSemicolons ? ";" : "";
             switch (importKind) {
-                case 3 /* CommonJS */: return { replacementSpan: replacementSpan, insertText: "import" + topLevelTypeOnlyText + ts.escapeSnippetText(name) + tabStop + " = require(" + quotedModuleSpecifier + ")" + suffix };
-                case 1 /* Default */: return { replacementSpan: replacementSpan, insertText: "import" + topLevelTypeOnlyText + ts.escapeSnippetText(name) + tabStop + " from " + quotedModuleSpecifier + suffix };
-                case 2 /* Namespace */: return { replacementSpan: replacementSpan, insertText: "import" + topLevelTypeOnlyText + "* as " + ts.escapeSnippetText(name) + " from " + quotedModuleSpecifier + suffix };
-                case 0 /* Named */: return { replacementSpan: replacementSpan, insertText: "import" + topLevelTypeOnlyText + "{ " + importSpecifierTypeOnlyText + ts.escapeSnippetText(name) + tabStop + " } from " + quotedModuleSpecifier + suffix };
+                case 3 /* CommonJS */: return { replacementSpan: replacementSpan, insertText: "import".concat(topLevelTypeOnlyText).concat(ts.escapeSnippetText(name)).concat(tabStop, " = require(").concat(quotedModuleSpecifier, ")").concat(suffix) };
+                case 1 /* Default */: return { replacementSpan: replacementSpan, insertText: "import".concat(topLevelTypeOnlyText).concat(ts.escapeSnippetText(name)).concat(tabStop, " from ").concat(quotedModuleSpecifier).concat(suffix) };
+                case 2 /* Namespace */: return { replacementSpan: replacementSpan, insertText: "import".concat(topLevelTypeOnlyText, "* as ").concat(ts.escapeSnippetText(name), " from ").concat(quotedModuleSpecifier).concat(suffix) };
+                case 0 /* Named */: return { replacementSpan: replacementSpan, insertText: "import".concat(topLevelTypeOnlyText, "{ ").concat(importSpecifierTypeOnlyText).concat(ts.escapeSnippetText(name)).concat(tabStop, " } from ").concat(quotedModuleSpecifier).concat(suffix) };
             }
         }
         function quotePropertyName(sourceFile, preferences, name) {
@@ -132360,7 +132379,7 @@ var ts;
         }
         function getDocumentRegistryEntry(bucketEntry, scriptKind) {
             var entry = isDocumentRegistryEntry(bucketEntry) ? bucketEntry : bucketEntry.get(ts.Debug.checkDefined(scriptKind, "If there are more than one scriptKind's for same document the scriptKind should be provided"));
-            ts.Debug.assert(scriptKind === undefined || !entry || entry.sourceFile.scriptKind === scriptKind, "Script kind should match provided ScriptKind:" + scriptKind + " and sourceFile.scriptKind: " + (entry === null || entry === void 0 ? void 0 : entry.sourceFile.scriptKind) + ", !entry: " + !entry);
+            ts.Debug.assert(scriptKind === undefined || !entry || entry.sourceFile.scriptKind === scriptKind, "Script kind should match provided ScriptKind:".concat(scriptKind, " and sourceFile.scriptKind: ").concat(entry === null || entry === void 0 ? void 0 : entry.sourceFile.scriptKind, ", !entry: ").concat(!entry));
             return entry;
         }
         function acquireOrUpdateDocument(fileName, path, compilationSettings, key, scriptSnapshot, version, acquiring, scriptKind) {
@@ -133372,7 +133391,7 @@ var ts;
                             sourceFile: def.file,
                             name: def.reference.fileName,
                             kind: "string" /* string */,
-                            displayParts: [ts.displayPart("\"" + def.reference.fileName + "\"", ts.SymbolDisplayPartKind.stringLiteral)]
+                            displayParts: [ts.displayPart("\"".concat(def.reference.fileName, "\""), ts.SymbolDisplayPartKind.stringLiteral)]
                         };
                     }
                     default:
@@ -133952,7 +133971,7 @@ var ts;
                         if (symbol.flags & 33554432 /* Transient */)
                             return undefined;
                         // Assertions for GH#21814. We should be handling SourceFile symbols in `getReferencedSymbolsForModule` instead of getting here.
-                        ts.Debug.fail("Unexpected symbol at " + ts.Debug.formatSyntaxKind(node.kind) + ": " + ts.Debug.formatSymbol(symbol));
+                        ts.Debug.fail("Unexpected symbol at ".concat(ts.Debug.formatSyntaxKind(node.kind), ": ").concat(ts.Debug.formatSymbol(symbol)));
                     }
                     return ts.isTypeLiteralNode(decl.parent) && ts.isUnionTypeNode(decl.parent.parent)
                         ? checker.getPropertyOfType(checker.getTypeFromTypeNode(decl.parent.parent), symbol.name)
@@ -135236,8 +135255,8 @@ var ts;
                 var end = pos + 6; /* "static".length */
                 var typeChecker = program.getTypeChecker();
                 var symbol = typeChecker.getSymbolAtLocation(node.parent);
-                var prefix = symbol ? typeChecker.symbolToString(symbol, node.parent) + " " : "";
-                return { text: prefix + "static {}", pos: pos, end: end };
+                var prefix = symbol ? "".concat(typeChecker.symbolToString(symbol, node.parent), " ") : "";
+                return { text: "".concat(prefix, "static {}"), pos: pos, end: end };
             }
             var declName = isConstNamedExpression(node) ? node.parent.name :
                 ts.Debug.checkDefined(ts.getNameOfDeclaration(node), "Expected call hierarchy item to have a name");
@@ -136498,7 +136517,7 @@ var ts;
         function getJSDocTagCompletions() {
             return jsDocTagCompletionEntries || (jsDocTagCompletionEntries = ts.map(jsDocTagNames, function (tagName) {
                 return {
-                    name: "@" + tagName,
+                    name: "@".concat(tagName),
                     kind: "keyword" /* keyword */,
                     kindModifiers: "",
                     sortText: ts.Completions.SortText.LocationPriority
@@ -136630,11 +136649,11 @@ var ts;
                 var name = _a.name, dotDotDotToken = _a.dotDotDotToken;
                 var paramName = name.kind === 79 /* Identifier */ ? name.text : "param" + i;
                 var type = isJavaScriptFile ? (dotDotDotToken ? "{...any} " : "{any} ") : "";
-                return indentationStr + " * @param " + type + paramName + newLine;
+                return "".concat(indentationStr, " * @param ").concat(type).concat(paramName).concat(newLine);
             }).join("");
         }
         function returnsDocComment(indentationStr, newLine) {
-            return indentationStr + " * @returns" + newLine;
+            return "".concat(indentationStr, " * @returns").concat(newLine);
         }
         function getCommentOwnerInfo(tokenAtPos, options) {
             return ts.forEachAncestor(tokenAtPos, function (n) { return getCommentOwnerInfoWorker(n, options); });
@@ -137474,7 +137493,7 @@ var ts;
             }
             if (name) {
                 var text = ts.isIdentifier(name) ? name.text
-                    : ts.isElementAccessExpression(name) ? "[" + nodeText(name.argumentExpression) + "]"
+                    : ts.isElementAccessExpression(name) ? "[".concat(nodeText(name.argumentExpression), "]")
                         : nodeText(name);
                 if (text.length > 0) {
                     return cleanText(text);
@@ -137484,7 +137503,7 @@ var ts;
                 case 303 /* SourceFile */:
                     var sourceFile = node;
                     return ts.isExternalModule(sourceFile)
-                        ? "\"" + ts.escapeString(ts.getBaseFileName(ts.removeFileExtension(ts.normalizePath(sourceFile.fileName)))) + "\""
+                        ? "\"".concat(ts.escapeString(ts.getBaseFileName(ts.removeFileExtension(ts.normalizePath(sourceFile.fileName)))), "\"")
                         : "<global>";
                 case 270 /* ExportAssignment */:
                     return ts.isExportAssignment(node) && node.isExportEquals ? "export=" /* ExportEquals */ : "default" /* Default */;
@@ -137680,10 +137699,10 @@ var ts;
                 if (name !== undefined) {
                     name = cleanText(name);
                     if (name.length > maxLength) {
-                        return name + " callback";
+                        return "".concat(name, " callback");
                     }
                     var args = cleanText(ts.mapDefined(parent.arguments, function (a) { return ts.isStringLiteralLike(a) ? a.getText(curSourceFile) : undefined; }).join(", "));
-                    return name + "(" + args + ") callback";
+                    return "".concat(name, "(").concat(args, ") callback");
                 }
             }
             return "<function>";
@@ -137696,7 +137715,7 @@ var ts;
             else if (ts.isPropertyAccessExpression(expr)) {
                 var left = getCalledExpressionName(expr.expression);
                 var right = expr.name.text;
-                return left === undefined ? right : left + "." + right;
+                return left === undefined ? right : "".concat(left, ".").concat(right);
             }
             else {
                 return undefined;
@@ -140128,7 +140147,7 @@ var ts;
             var _loop_9 = function (n) {
                 // If the node is not a subspan of its parent, this is a big problem.
                 // There have been crashes that might be caused by this violation.
-                ts.Debug.assert(ts.rangeContainsRange(n.parent, n), "Not a subspan", function () { return "Child: " + ts.Debug.formatSyntaxKind(n.kind) + ", parent: " + ts.Debug.formatSyntaxKind(n.parent.kind); });
+                ts.Debug.assert(ts.rangeContainsRange(n.parent, n), "Not a subspan", function () { return "Child: ".concat(ts.Debug.formatSyntaxKind(n.kind), ", parent: ").concat(ts.Debug.formatSyntaxKind(n.parent.kind)); });
                 var argumentInfo = getImmediatelyContainingArgumentOrContextualParameterInfo(n, position, sourceFile, checker);
                 if (argumentInfo) {
                     return { value: argumentInfo };
@@ -140300,7 +140319,7 @@ var ts;
     (function (InlayHints) {
         var maxHintsLength = 30;
         var leadingParameterNameCommentRegexFactory = function (name) {
-            return new RegExp("^\\s?/\\*\\*?\\s?" + name + "\\s?\\*\\/\\s?$");
+            return new RegExp("^\\s?/\\*\\*?\\s?".concat(name, "\\s?\\*\\/\\s?$"));
         };
         function shouldShowParameterNameHints(preferences) {
             return preferences.includeInlayParameterNameHints === "literals" || preferences.includeInlayParameterNameHints === "all";
@@ -140364,7 +140383,7 @@ var ts;
             }
             function addParameterHints(text, position, isFirstVariadicArgument) {
                 result.push({
-                    text: "" + (isFirstVariadicArgument ? "..." : "") + truncation(text, maxHintsLength) + ":",
+                    text: "".concat(isFirstVariadicArgument ? "..." : "").concat(truncation(text, maxHintsLength), ":"),
                     position: position,
                     kind: "Parameter" /* Parameter */,
                     whitespaceAfter: true,
@@ -140372,7 +140391,7 @@ var ts;
             }
             function addTypeHints(text, position) {
                 result.push({
-                    text: ": " + truncation(text, maxHintsLength),
+                    text: ": ".concat(truncation(text, maxHintsLength)),
                     position: position,
                     kind: "Type" /* Type */,
                     whitespaceBefore: true,
@@ -140380,7 +140399,7 @@ var ts;
             }
             function addEnumMemberValueHints(text, position) {
                 result.push({
-                    text: "= " + truncation(text, maxHintsLength),
+                    text: "= ".concat(truncation(text, maxHintsLength)),
                     position: position,
                     kind: "Enum" /* Enum */,
                     whitespaceBefore: true,
@@ -140915,7 +140934,7 @@ var ts;
         }
     }
     function getKeyFromNode(exp) {
-        return exp.pos.toString() + ":" + exp.end.toString();
+        return "".concat(exp.pos.toString(), ":").concat(exp.end.toString());
     }
     function canBeConvertedToClass(node, checker) {
         var _a, _b, _c, _d;
@@ -145033,7 +145052,7 @@ var ts;
                 var insertAtLineStart = isValidLocationToAddComment(sourceFile, startPosition);
                 var token = ts.getTouchingToken(sourceFile, insertAtLineStart ? startPosition : position);
                 var indent = sourceFile.text.slice(lineStartPosition, startPosition);
-                var text = (insertAtLineStart ? "" : this.newLineCharacter) + "//" + commentText + this.newLineCharacter + indent;
+                var text = "".concat(insertAtLineStart ? "" : this.newLineCharacter, "//").concat(commentText).concat(this.newLineCharacter).concat(indent);
                 this.insertText(sourceFile, token.getStart(sourceFile), text);
             };
             ChangeTracker.prototype.insertJsdocCommentBefore = function (sourceFile, node, tag) {
@@ -145233,7 +145252,7 @@ var ts;
             };
             ChangeTracker.prototype.getInsertNodeAfterOptions = function (sourceFile, after) {
                 var options = this.getInsertNodeAfterOptionsWorker(after);
-                return __assign(__assign({}, options), { prefix: after.end === sourceFile.end && ts.isStatement(after) ? (options.prefix ? "\n" + options.prefix : "\n") : options.prefix });
+                return __assign(__assign({}, options), { prefix: after.end === sourceFile.end && ts.isStatement(after) ? (options.prefix ? "\n".concat(options.prefix) : "\n") : options.prefix });
             };
             ChangeTracker.prototype.getInsertNodeAfterOptionsWorker = function (node) {
                 switch (node.kind) {
@@ -145267,7 +145286,7 @@ var ts;
                     }
                     else {
                         // `x => {}` -> `function f(x) {}`
-                        this.insertText(sourceFile, ts.first(node.parameters).getStart(sourceFile), "function " + name + "(");
+                        this.insertText(sourceFile, ts.first(node.parameters).getStart(sourceFile), "function ".concat(name, "("));
                         // Replacing full range of arrow to get rid of the leading space -- replace ` =>` with `)`
                         this.replaceRange(sourceFile, arrow, ts.factory.createToken(21 /* CloseParenToken */));
                     }
@@ -145324,7 +145343,7 @@ var ts;
                         var nextNode = containingList[index + 1];
                         var startPos = skipWhitespacesAndLineBreaks(sourceFile.text, nextNode.getFullStart());
                         // write separator and leading trivia of the next element as suffix
-                        var suffix = "" + ts.tokenToString(nextToken.kind) + sourceFile.text.substring(nextToken.end, startPos);
+                        var suffix = "".concat(ts.tokenToString(nextToken.kind)).concat(sourceFile.text.substring(nextToken.end, startPos));
                         this.insertNodesAt(sourceFile, startPos, [newNode], { suffix: suffix });
                     }
                 }
@@ -145369,7 +145388,7 @@ var ts;
                         this.replaceRange(sourceFile, ts.createRange(insertPos), newNode, { indentation: indentation, prefix: this.newLineCharacter });
                     }
                     else {
-                        this.replaceRange(sourceFile, ts.createRange(end), newNode, { prefix: ts.tokenToString(separator) + " " });
+                        this.replaceRange(sourceFile, ts.createRange(end), newNode, { prefix: "".concat(ts.tokenToString(separator), " ") });
                     }
                 }
             };
@@ -145471,7 +145490,7 @@ var ts;
                     var normalized = ts.stableSort(changesInFile, function (a, b) { return (a.range.pos - b.range.pos) || (a.range.end - b.range.end); });
                     var _loop_12 = function (i) {
                         ts.Debug.assert(normalized[i].range.end <= normalized[i + 1].range.pos, "Changes overlap", function () {
-                            return JSON.stringify(normalized[i].range) + " and " + JSON.stringify(normalized[i + 1].range);
+                            return "".concat(JSON.stringify(normalized[i].range), " and ").concat(JSON.stringify(normalized[i + 1].range));
                         });
                     };
                     // verify that change intervals do not overlap, except possibly at end points.
@@ -145568,7 +145587,7 @@ var ts;
         function applyChanges(text, changes) {
             for (var i = changes.length - 1; i >= 0; i--) {
                 var _a = changes[i], span = _a.span, newText = _a.newText;
-                text = "" + text.substring(0, span.start) + newText + text.substring(ts.textSpanEnd(span));
+                text = "".concat(text.substring(0, span.start)).concat(newText).concat(text.substring(ts.textSpanEnd(span)));
             }
             return text;
         }
@@ -148040,7 +148059,7 @@ var ts;
                 if (!res.has(text) && (originalKeywordKind !== undefined && ts.isNonContextualKeyword(originalKeywordKind)
                     || checker.resolveName(text, node, 111551 /* Value */, /*excludeGlobals*/ true))) {
                     // Unconditionally add an underscore in case `text` is a keyword.
-                    res.set(text, makeUniqueName("_" + text, identifiers));
+                    res.set(text, makeUniqueName("_".concat(text), identifiers));
                 }
             });
             return res;
@@ -148140,7 +148159,7 @@ var ts;
                     // `const a = require("b").c` --> `import { c as a } from "./b";
                     return convertedImports([makeSingleImport(name.text, propertyName, moduleSpecifier, quotePreference)]);
                 default:
-                    return ts.Debug.assertNever(name, "Convert to ES module got invalid syntax form " + name.kind);
+                    return ts.Debug.assertNever(name, "Convert to ES module got invalid syntax form ".concat(name.kind));
             }
         }
         function convertAssignment(sourceFile, checker, assignment, changes, exports, useSitesToUnqualify) {
@@ -148191,7 +148210,7 @@ var ts;
                     case 168 /* MethodDeclaration */:
                         return !ts.isIdentifier(prop.name) ? undefined : functionExpressionToDeclaration(prop.name.text, [ts.factory.createToken(93 /* ExportKeyword */)], prop, useSitesToUnqualify);
                     default:
-                        ts.Debug.assertNever(prop, "Convert to ES6 got invalid prop kind " + prop.kind);
+                        ts.Debug.assertNever(prop, "Convert to ES6 got invalid prop kind ".concat(prop.kind));
                 }
             });
             return statements && [statements, false];
@@ -148325,7 +148344,7 @@ var ts;
                 case 79 /* Identifier */:
                     return convertSingleIdentifierImport(name, moduleSpecifier, checker, identifiers, quotePreference);
                 default:
-                    return ts.Debug.assertNever(name, "Convert to ES module got invalid name kind " + name.kind);
+                    return ts.Debug.assertNever(name, "Convert to ES module got invalid name kind ".concat(name.kind));
             }
         }
         /**
@@ -148382,7 +148401,7 @@ var ts;
         // Identifiers helpers
         function makeUniqueName(name, identifiers) {
             while (identifiers.original.has(name) || identifiers.additional.has(name)) {
-                name = "_" + name;
+                name = "_".concat(name);
             }
             identifiers.additional.add(name);
             return name;
@@ -148462,7 +148481,7 @@ var ts;
                 if (!qualifiedName)
                     return undefined;
                 var changes = ts.textChanges.ChangeTracker.with(context, function (t) { return doChange(t, context.sourceFile, qualifiedName); });
-                var newText = qualifiedName.left.text + "[\"" + qualifiedName.right.text + "\"]";
+                var newText = "".concat(qualifiedName.left.text, "[\"").concat(qualifiedName.right.text, "\"]");
                 return [codefix.createCodeFixAction(fixId, changes, [ts.Diagnostics.Rewrite_as_the_indexed_access_type_0, newText], fixId, ts.Diagnostics.Rewrite_all_as_indexed_access_types)];
             },
             fixIds: [fixId],
@@ -148859,7 +148878,7 @@ var ts;
                         break;
                     }
                     default:
-                        ts.Debug.assertNever(fix, "fix wasn't never - got kind " + fix.kind);
+                        ts.Debug.assertNever(fix, "fix wasn't never - got kind ".concat(fix.kind));
                 }
                 function reduceAddAsTypeOnlyValues(prevValue, newValue) {
                     // `NotAllowed` overrides `Required` because one addition of a new import might be required to be type-only
@@ -148903,7 +148922,7 @@ var ts;
                     return newEntry;
                 }
                 function newImportsKey(moduleSpecifier, topLevelTypeOnly) {
-                    return (topLevelTypeOnly ? 1 : 0) + "|" + moduleSpecifier;
+                    return "".concat(topLevelTypeOnly ? 1 : 0, "|").concat(moduleSpecifier);
                 }
             }
             function writeFixes(changeTracker) {
@@ -149356,7 +149375,7 @@ var ts;
                 case ts.ModuleKind.NodeNext:
                     return importingFile.impliedNodeFormat === ts.ModuleKind.ESNext ? 2 /* Namespace */ : 3 /* CommonJS */;
                 default:
-                    return ts.Debug.assertNever(moduleKind, "Unexpected moduleKind " + moduleKind);
+                    return ts.Debug.assertNever(moduleKind, "Unexpected moduleKind ".concat(moduleKind));
             }
         }
         function getFixesInfoForNonUMDImport(_a, symbolToken, useAutoImportProvider) {
@@ -149463,7 +149482,7 @@ var ts;
             switch (fix.kind) {
                 case 0 /* UseNamespace */:
                     addNamespaceQualifier(changes, sourceFile, fix);
-                    return [ts.Diagnostics.Change_0_to_1, symbolName, fix.namespacePrefix + "." + symbolName];
+                    return [ts.Diagnostics.Change_0_to_1, symbolName, "".concat(fix.namespacePrefix, ".").concat(symbolName)];
                 case 1 /* JsdocTypeImport */:
                     addImportType(changes, sourceFile, fix, quotePreference);
                     return [ts.Diagnostics.Change_0_to_1, symbolName, getImportTypePrefix(fix.moduleSpecifier, quotePreference) + symbolName];
@@ -149487,7 +149506,7 @@ var ts;
                     return [importKind === 1 /* Default */ ? ts.Diagnostics.Import_default_0_from_module_1 : ts.Diagnostics.Import_0_from_module_1, symbolName, moduleSpecifier];
                 }
                 default:
-                    return ts.Debug.assertNever(fix, "Unexpected fix kind " + fix.kind);
+                    return ts.Debug.assertNever(fix, "Unexpected fix kind ".concat(fix.kind));
             }
         }
         function doAddExistingFix(changes, sourceFile, clause, defaultImport, namedImports, compilerOptions) {
@@ -149583,7 +149602,7 @@ var ts;
         }
         function getImportTypePrefix(moduleSpecifier, quotePreference) {
             var quote = ts.getQuoteFromPreference(quotePreference);
-            return "import(" + quote + moduleSpecifier + quote + ").";
+            return "import(".concat(quote).concat(moduleSpecifier).concat(quote, ").");
         }
         function needsTypeOnly(_a) {
             var addAsTypeOnly = _a.addAsTypeOnly;
@@ -149676,7 +149695,7 @@ var ts;
                 lastCharWasValid = isValid;
             }
             // Need `|| "_"` to ensure result isn't empty.
-            return !ts.isStringANonContextualKeyword(res) ? res || "_" : "_" + res;
+            return !ts.isStringANonContextualKeyword(res) ? res || "_" : "_".concat(res);
         }
         codefix.moduleSpecifierToValidIdentifier = moduleSpecifierToValidIdentifier;
     })(codefix = ts.codefix || (ts.codefix = {}));
@@ -150876,7 +150895,7 @@ var ts;
                             break;
                         }
                         default:
-                            ts.Debug.fail("Bad fixId: " + context.fixId);
+                            ts.Debug.fail("Bad fixId: ".concat(context.fixId));
                     }
                 });
             },
@@ -151324,7 +151343,7 @@ var ts;
             if (!isValidCharacter(character)) {
                 return;
             }
-            var replacement = useHtmlEntity ? htmlEntity[character] : "{" + ts.quote(sourceFile, preferences, character) + "}";
+            var replacement = useHtmlEntity ? htmlEntity[character] : "{".concat(ts.quote(sourceFile, preferences, character), "}");
             changes.replaceRangeWithText(sourceFile, { pos: start, end: start + 1 }, replacement);
         }
     })(codefix = ts.codefix || (ts.codefix = {}));
@@ -151515,11 +151534,11 @@ var ts;
                 token = ts.cast(token.parent, ts.isInferTypeNode).typeParameter.name;
             }
             if (ts.isIdentifier(token) && canPrefix(token)) {
-                changes.replaceNode(sourceFile, token, ts.factory.createIdentifier("_" + token.text));
+                changes.replaceNode(sourceFile, token, ts.factory.createIdentifier("_".concat(token.text)));
                 if (ts.isParameter(token.parent)) {
                     ts.getJSDocParameterTags(token.parent).forEach(function (tag) {
                         if (ts.isIdentifier(tag.name)) {
-                            changes.replaceNode(sourceFile, tag.name, ts.factory.createIdentifier("_" + tag.name.text));
+                            changes.replaceNode(sourceFile, tag.name, ts.factory.createIdentifier("_".concat(tag.name.text)));
                         }
                     });
                 }
@@ -151855,7 +151874,7 @@ var ts;
             }); }
         });
         function doChange(changes, sourceFile, name) {
-            changes.replaceNodeWithText(sourceFile, name, name.text + "()");
+            changes.replaceNodeWithText(sourceFile, name, "".concat(name.text, "()"));
         }
         function getCallName(sourceFile, start) {
             var token = ts.getTokenAtPosition(sourceFile, start);
@@ -153004,7 +153023,7 @@ var ts;
                 var parameters = [];
                 var length = Math.max.apply(Math, calls.map(function (c) { return c.argumentTypes.length; }));
                 var _loop_16 = function (i) {
-                    var symbol = checker.createSymbol(1 /* FunctionScopedVariable */, ts.escapeLeadingUnderscores("arg" + i));
+                    var symbol = checker.createSymbol(1 /* FunctionScopedVariable */, ts.escapeLeadingUnderscores("arg".concat(i)));
                     symbol.type = combineTypes(calls.map(function (call) { return call.argumentTypes[i] || checker.getUndefinedType(); }));
                     if (calls.some(function (call) { return call.argumentTypes[i] === undefined; })) {
                         symbol.flags |= 16777216 /* Optional */;
@@ -153107,7 +153126,7 @@ var ts;
                     codefix.createCodeFixActionWithoutFixAll(fixName, [codefix.createFileTextChanges(sourceFile.fileName, [
                             ts.createTextChange(sourceFile.checkJsDirective
                                 ? ts.createTextSpanFromBounds(sourceFile.checkJsDirective.pos, sourceFile.checkJsDirective.end)
-                                : ts.createTextSpan(0, 0), "// @ts-nocheck" + newLineCharacter),
+                                : ts.createTextSpan(0, 0), "// @ts-nocheck".concat(newLineCharacter)),
                         ])], ts.Diagnostics.Disable_checking_for_this_file),
                 ];
                 if (ts.textChanges.isValidLocationToAddComment(sourceFile, span.start)) {
@@ -153373,7 +153392,7 @@ var ts;
             var typeParameters = isJs || typeArguments === undefined
                 ? undefined
                 : ts.map(typeArguments, function (_, i) {
-                    return ts.factory.createTypeParameterDeclaration(84 /* T */ + typeArguments.length - 1 <= 90 /* Z */ ? String.fromCharCode(84 /* T */ + i) : "T" + i);
+                    return ts.factory.createTypeParameterDeclaration(84 /* T */ + typeArguments.length - 1 <= 90 /* Z */ ? String.fromCharCode(84 /* T */ + i) : "T".concat(i));
                 });
             var parameters = createDummyParameters(args.length, names, types, /*minArgumentCount*/ undefined, isJs);
             var type = isJs || contextualType === undefined
@@ -153408,7 +153427,7 @@ var ts;
                 /*decorators*/ undefined, 
                 /*modifiers*/ undefined, 
                 /*dotDotDotToken*/ undefined, 
-                /*name*/ names && names[i] || "arg" + i, 
+                /*name*/ names && names[i] || "arg".concat(i), 
                 /*questionToken*/ minArgumentCount !== undefined && i >= minArgumentCount ? ts.factory.createToken(57 /* QuestionToken */) : undefined, 
                 /*type*/ inJs ? undefined : types && types[i] || ts.factory.createKeywordTypeNode(130 /* AnyKeyword */), 
                 /*initializer*/ undefined);
@@ -153659,7 +153678,7 @@ var ts;
             }
             var name = declaration.name.text;
             var startWithUnderscore = ts.startsWithUnderscore(name);
-            var fieldName = createPropertyName(startWithUnderscore ? name : ts.getUniqueName("_" + name, file), declaration.name);
+            var fieldName = createPropertyName(startWithUnderscore ? name : ts.getUniqueName("_".concat(name), file), declaration.name);
             var accessorName = createPropertyName(startWithUnderscore ? ts.getUniqueName(name.substring(1), file) : name, declaration.name);
             return {
                 isStatic: ts.hasStaticModifier(declaration),
@@ -154683,7 +154702,7 @@ var ts;
                         changes.insertNodeAfter(exportingSourceFile, exportNode, ts.factory.createExportDefault(ts.factory.createIdentifier(exportName.text)));
                         break;
                     default:
-                        ts.Debug.fail("Unexpected exportNode kind " + exportNode.kind);
+                        ts.Debug.fail("Unexpected exportNode kind ".concat(exportNode.kind));
                 }
             }
         }
@@ -154771,7 +154790,7 @@ var ts;
                     break;
                 }
                 default:
-                    ts.Debug.assertNever(parent, "Unexpected parent kind " + parent.kind);
+                    ts.Debug.assertNever(parent, "Unexpected parent kind ".concat(parent.kind));
             }
         }
         function makeImportSpecifier(propertyName, name) {
@@ -155335,7 +155354,7 @@ var ts;
                         var newComment = ts.displayPartsToString(parameterDocComment);
                         if (newComment.length) {
                             ts.setSyntheticLeadingComments(result, [{
-                                    text: "*\n" + newComment.split("\n").map(function (c) { return " * " + c; }).join("\n") + "\n ",
+                                    text: "*\n".concat(newComment.split("\n").map(function (c) { return " * ".concat(c); }).join("\n"), "\n "),
                                     kind: 3 /* MultiLineCommentTrivia */,
                                     pos: -1,
                                     end: -1,
@@ -155480,7 +155499,7 @@ var ts;
                                 usedFunctionNames.set(description, true);
                                 functionActions.push({
                                     description: description,
-                                    name: "function_scope_" + i,
+                                    name: "function_scope_".concat(i),
                                     kind: extractFunctionAction.kind
                                 });
                             }
@@ -155488,7 +155507,7 @@ var ts;
                         else if (!innermostErrorFunctionAction) {
                             innermostErrorFunctionAction = {
                                 description: description,
-                                name: "function_scope_" + i,
+                                name: "function_scope_".concat(i),
                                 notApplicableReason: getStringError(functionExtraction.errors),
                                 kind: extractFunctionAction.kind
                             };
@@ -155504,7 +155523,7 @@ var ts;
                                 usedConstantNames.set(description_1, true);
                                 constantActions.push({
                                     description: description_1,
-                                    name: "constant_scope_" + i,
+                                    name: "constant_scope_".concat(i),
                                     kind: extractConstantAction.kind
                                 });
                             }
@@ -155512,7 +155531,7 @@ var ts;
                         else if (!innermostErrorConstantAction) {
                             innermostErrorConstantAction = {
                                 description: description,
-                                name: "constant_scope_" + i,
+                                name: "constant_scope_".concat(i),
                                 notApplicableReason: getStringError(constantExtraction.errors),
                                 kind: extractConstantAction.kind
                             };
@@ -156096,28 +156115,28 @@ var ts;
                     case 212 /* FunctionExpression */:
                     case 255 /* FunctionDeclaration */:
                         return scope.name
-                            ? "function '" + scope.name.text + "'"
+                            ? "function '".concat(scope.name.text, "'")
                             : ts.ANONYMOUS;
                     case 213 /* ArrowFunction */:
                         return "arrow function";
                     case 168 /* MethodDeclaration */:
-                        return "method '" + scope.name.getText() + "'";
+                        return "method '".concat(scope.name.getText(), "'");
                     case 171 /* GetAccessor */:
-                        return "'get " + scope.name.getText() + "'";
+                        return "'get ".concat(scope.name.getText(), "'");
                     case 172 /* SetAccessor */:
-                        return "'set " + scope.name.getText() + "'";
+                        return "'set ".concat(scope.name.getText(), "'");
                     default:
-                        throw ts.Debug.assertNever(scope, "Unexpected scope kind " + scope.kind);
+                        throw ts.Debug.assertNever(scope, "Unexpected scope kind ".concat(scope.kind));
                 }
             }
             function getDescriptionForClassLikeDeclaration(scope) {
                 return scope.kind === 256 /* ClassDeclaration */
-                    ? scope.name ? "class '" + scope.name.text + "'" : "anonymous class declaration"
-                    : scope.name ? "class expression '" + scope.name.text + "'" : "anonymous class expression";
+                    ? scope.name ? "class '".concat(scope.name.text, "'") : "anonymous class declaration"
+                    : scope.name ? "class expression '".concat(scope.name.text, "'") : "anonymous class expression";
             }
             function getDescriptionForModuleLikeDeclaration(scope) {
                 return scope.kind === 261 /* ModuleBlock */
-                    ? "namespace '" + scope.parent.name.getText() + "'"
+                    ? "namespace '".concat(scope.parent.name.getText(), "'")
                     : scope.externalModuleIndicator ? 0 /* Module */ : 1 /* Global */;
             }
             var SpecialScope;
@@ -157584,7 +157603,7 @@ var ts;
                 case 253 /* VariableDeclaration */:
                     return ts.tryCast(node.name, ts.isIdentifier);
                 default:
-                    return ts.Debug.assertNever(node, "Unexpected node kind " + node.kind);
+                    return ts.Debug.assertNever(node, "Unexpected node kind ".concat(node.kind));
             }
         }
         function updateNamespaceLikeImport(changes, sourceFile, checker, movedSymbols, newModuleName, newModuleSpecifier, oldImportId, oldImportNode) {
@@ -157621,7 +157640,7 @@ var ts;
                 case 253 /* VariableDeclaration */:
                     return ts.factory.createVariableDeclaration(newNamespaceId, /*exclamationToken*/ undefined, /*type*/ undefined, createRequireCall(newModuleString));
                 default:
-                    return ts.Debug.assertNever(node, "Unexpected node kind " + node.kind);
+                    return ts.Debug.assertNever(node, "Unexpected node kind ".concat(node.kind));
             }
         }
         function moduleSpecifierFromImport(i) {
@@ -157708,7 +157727,7 @@ var ts;
                     deleteUnusedImportsInVariableDeclaration(sourceFile, importDecl, changes, isUnused);
                     break;
                 default:
-                    ts.Debug.assertNever(importDecl, "Unexpected import decl kind " + importDecl.kind);
+                    ts.Debug.assertNever(importDecl, "Unexpected import decl kind ".concat(importDecl.kind));
             }
         }
         function deleteUnusedImportsInDeclaration(sourceFile, importDecl, changes, isUnused) {
@@ -157808,7 +157827,7 @@ var ts;
                 var name = ts.combinePaths(inDirectory, newModuleName + extension);
                 if (!host.fileExists(name))
                     return newModuleName; // TODO: GH#18217
-                newModuleName = moduleName + "." + i;
+                newModuleName = "".concat(moduleName, ".").concat(i);
             }
         }
         function getNewModuleName(movedSymbols) {
@@ -157915,7 +157934,7 @@ var ts;
                     return name ? makeVariableStatement(name, i.type, createRequireCall(moduleSpecifier), i.parent.flags) : undefined;
                 }
                 default:
-                    return ts.Debug.assertNever(i, "Unexpected import kind " + i.kind);
+                    return ts.Debug.assertNever(i, "Unexpected import kind ".concat(i.kind));
             }
         }
         function filterNamedBindings(namedBindings, keep) {
@@ -158030,7 +158049,7 @@ var ts;
                 case 200 /* ObjectBindingPattern */:
                     return ts.firstDefined(name.elements, function (em) { return ts.isOmittedExpression(em) ? undefined : forEachTopLevelDeclarationInBindingName(em.name, cb); });
                 default:
-                    return ts.Debug.assertNever(name, "Unexpected name kind " + name.kind);
+                    return ts.Debug.assertNever(name, "Unexpected name kind ".concat(name.kind));
             }
         }
         function nameOfTopLevelDeclaration(d) {
@@ -158091,7 +158110,7 @@ var ts;
                 case 237 /* ExpressionStatement */:
                     return ts.Debug.fail(); // Shouldn't try to add 'export' keyword to `exports.x = ...`
                 default:
-                    return ts.Debug.assertNever(d, "Unexpected declaration kind " + d.kind);
+                    return ts.Debug.assertNever(d, "Unexpected declaration kind ".concat(d.kind));
             }
         }
         function addCommonjsExport(decl) {
@@ -158113,7 +158132,7 @@ var ts;
                 case 237 /* ExpressionStatement */:
                     return ts.Debug.fail("Can't export an ExpressionStatement"); // Shouldn't try to add 'export' keyword to `exports.x = ...`
                 default:
-                    return ts.Debug.assertNever(decl, "Unexpected decl kind " + decl.kind);
+                    return ts.Debug.assertNever(decl, "Unexpected decl kind ".concat(decl.kind));
             }
         }
         /** Creates `exports.x = x;` */
@@ -158751,7 +158770,7 @@ var ts;
                             return [functionDeclaration.name, functionDeclaration.parent.name];
                         return [functionDeclaration.parent.name];
                     default:
-                        return ts.Debug.assertNever(functionDeclaration, "Unexpected function declaration kind " + functionDeclaration.kind);
+                        return ts.Debug.assertNever(functionDeclaration, "Unexpected function declaration kind ".concat(functionDeclaration.kind));
                 }
             }
         })(convertParamsToDestructuredObject = refactor.convertParamsToDestructuredObject || (refactor.convertParamsToDestructuredObject = {}));
@@ -159455,7 +159474,7 @@ var ts;
             var textPos = ts.scanner.getTextPos();
             if (textPos <= end) {
                 if (token === 79 /* Identifier */) {
-                    ts.Debug.fail("Did not expect " + ts.Debug.formatSyntaxKind(parent.kind) + " to have an Identifier in its trivia");
+                    ts.Debug.fail("Did not expect ".concat(ts.Debug.formatSyntaxKind(parent.kind), " to have an Identifier in its trivia"));
                 }
                 nodes.push(createNode(token, pos, textPos, parent));
             }
@@ -160337,7 +160356,7 @@ var ts;
         function getValidSourceFile(fileName) {
             var sourceFile = program.getSourceFile(fileName);
             if (!sourceFile) {
-                var error = new Error("Could not find source file: '" + fileName + "'.");
+                var error = new Error("Could not find source file: '".concat(fileName, "'."));
                 // We've been having trouble debugging this, so attach sidecar data for the tsserver log.
                 // See https://github.com/microsoft/TypeScript/issues/30180.
                 error.ProgramFiles = program.getSourceFiles().map(function (f) { return f.fileName; });
@@ -161012,7 +161031,7 @@ var ts;
             var element = token.kind === 31 /* GreaterThanToken */ && ts.isJsxOpeningElement(token.parent) ? token.parent.parent
                 : ts.isJsxText(token) && ts.isJsxElement(token.parent) ? token.parent : undefined;
             if (element && isUnclosedTag(element)) {
-                return { newText: "</" + element.openingElement.tagName.getText(sourceFile) + ">" };
+                return { newText: "</".concat(element.openingElement.tagName.getText(sourceFile), ">") };
             }
             var fragment = token.kind === 31 /* GreaterThanToken */ && ts.isJsxOpeningFragment(token.parent) ? token.parent.parent
                 : ts.isJsxText(token) && ts.isJsxFragment(token.parent) ? token.parent : undefined;
@@ -161118,7 +161137,7 @@ var ts;
                     pos = commentRange.end + 1;
                 }
                 else { // If it's not in a comment range, then we need to comment the uncommented portions.
-                    var newPos = text.substring(pos, textRange.end).search("(" + openMultilineRegex + ")|(" + closeMultilineRegex + ")");
+                    var newPos = text.substring(pos, textRange.end).search("(".concat(openMultilineRegex, ")|(").concat(closeMultilineRegex, ")"));
                     isCommenting = insertComment !== undefined
                         ? insertComment
                         : isCommenting || !ts.isTextWhiteSpaceLike(text, pos, newPos === -1 ? textRange.end : pos + newPos); // If isCommenting is already true we don't need to check whitespace again.
@@ -161513,14 +161532,14 @@ var ts;
             case ts.LanguageServiceMode.PartialSemantic:
                 invalidOperationsInPartialSemanticMode.forEach(function (key) {
                     return ls[key] = function () {
-                        throw new Error("LanguageService Operation: " + key + " not allowed in LanguageServiceMode.PartialSemantic");
+                        throw new Error("LanguageService Operation: ".concat(key, " not allowed in LanguageServiceMode.PartialSemantic"));
                     };
                 });
                 break;
             case ts.LanguageServiceMode.Syntactic:
                 invalidOperationsInSyntacticMode.forEach(function (key) {
                     return ls[key] = function () {
-                        throw new Error("LanguageService Operation: " + key + " not allowed in LanguageServiceMode.Syntactic");
+                        throw new Error("LanguageService Operation: ".concat(key, " not allowed in LanguageServiceMode.Syntactic"));
                     };
                 });
                 break;
@@ -162502,13 +162521,13 @@ var ts;
         var result = action();
         if (logPerformance) {
             var end = ts.timestamp();
-            logger.log(actionDescription + " completed in " + (end - start) + " msec");
+            logger.log("".concat(actionDescription, " completed in ").concat(end - start, " msec"));
             if (ts.isString(result)) {
                 var str = result;
                 if (str.length > 128) {
                     str = str.substring(0, 128) + "...";
                 }
-                logger.log("  result.length=" + str.length + ", result='" + JSON.stringify(str) + "'");
+                logger.log("  result.length=".concat(str.length, ", result='").concat(JSON.stringify(str), "'"));
             }
         }
         return result;
@@ -162590,7 +162609,7 @@ var ts;
          * Update the list of scripts known to the compiler
          */
         LanguageServiceShimObject.prototype.refresh = function (throwOnError) {
-            this.forwardJSONCall("refresh(" + throwOnError + ")", function () { return null; } // eslint-disable-line no-null/no-null
+            this.forwardJSONCall("refresh(".concat(throwOnError, ")"), function () { return null; } // eslint-disable-line no-null/no-null
             );
         };
         LanguageServiceShimObject.prototype.cleanupSemanticCache = function () {
@@ -162606,43 +162625,43 @@ var ts;
         };
         LanguageServiceShimObject.prototype.getSyntacticClassifications = function (fileName, start, length) {
             var _this = this;
-            return this.forwardJSONCall("getSyntacticClassifications('" + fileName + "', " + start + ", " + length + ")", function () { return _this.languageService.getSyntacticClassifications(fileName, ts.createTextSpan(start, length)); });
+            return this.forwardJSONCall("getSyntacticClassifications('".concat(fileName, "', ").concat(start, ", ").concat(length, ")"), function () { return _this.languageService.getSyntacticClassifications(fileName, ts.createTextSpan(start, length)); });
         };
         LanguageServiceShimObject.prototype.getSemanticClassifications = function (fileName, start, length) {
             var _this = this;
-            return this.forwardJSONCall("getSemanticClassifications('" + fileName + "', " + start + ", " + length + ")", function () { return _this.languageService.getSemanticClassifications(fileName, ts.createTextSpan(start, length)); });
+            return this.forwardJSONCall("getSemanticClassifications('".concat(fileName, "', ").concat(start, ", ").concat(length, ")"), function () { return _this.languageService.getSemanticClassifications(fileName, ts.createTextSpan(start, length)); });
         };
         LanguageServiceShimObject.prototype.getEncodedSyntacticClassifications = function (fileName, start, length) {
             var _this = this;
-            return this.forwardJSONCall("getEncodedSyntacticClassifications('" + fileName + "', " + start + ", " + length + ")", 
+            return this.forwardJSONCall("getEncodedSyntacticClassifications('".concat(fileName, "', ").concat(start, ", ").concat(length, ")"), 
             // directly serialize the spans out to a string.  This is much faster to decode
             // on the managed side versus a full JSON array.
             function () { return convertClassifications(_this.languageService.getEncodedSyntacticClassifications(fileName, ts.createTextSpan(start, length))); });
         };
         LanguageServiceShimObject.prototype.getEncodedSemanticClassifications = function (fileName, start, length) {
             var _this = this;
-            return this.forwardJSONCall("getEncodedSemanticClassifications('" + fileName + "', " + start + ", " + length + ")", 
+            return this.forwardJSONCall("getEncodedSemanticClassifications('".concat(fileName, "', ").concat(start, ", ").concat(length, ")"), 
             // directly serialize the spans out to a string.  This is much faster to decode
             // on the managed side versus a full JSON array.
             function () { return convertClassifications(_this.languageService.getEncodedSemanticClassifications(fileName, ts.createTextSpan(start, length))); });
         };
         LanguageServiceShimObject.prototype.getSyntacticDiagnostics = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getSyntacticDiagnostics('" + fileName + "')", function () {
+            return this.forwardJSONCall("getSyntacticDiagnostics('".concat(fileName, "')"), function () {
                 var diagnostics = _this.languageService.getSyntacticDiagnostics(fileName);
                 return _this.realizeDiagnostics(diagnostics);
             });
         };
         LanguageServiceShimObject.prototype.getSemanticDiagnostics = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getSemanticDiagnostics('" + fileName + "')", function () {
+            return this.forwardJSONCall("getSemanticDiagnostics('".concat(fileName, "')"), function () {
                 var diagnostics = _this.languageService.getSemanticDiagnostics(fileName);
                 return _this.realizeDiagnostics(diagnostics);
             });
         };
         LanguageServiceShimObject.prototype.getSuggestionDiagnostics = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getSuggestionDiagnostics('" + fileName + "')", function () { return _this.realizeDiagnostics(_this.languageService.getSuggestionDiagnostics(fileName)); });
+            return this.forwardJSONCall("getSuggestionDiagnostics('".concat(fileName, "')"), function () { return _this.realizeDiagnostics(_this.languageService.getSuggestionDiagnostics(fileName)); });
         };
         LanguageServiceShimObject.prototype.getCompilerOptionsDiagnostics = function () {
             var _this = this;
@@ -162658,7 +162677,7 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getQuickInfoAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getQuickInfoAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getQuickInfoAtPosition(fileName, position); });
+            return this.forwardJSONCall("getQuickInfoAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getQuickInfoAtPosition(fileName, position); });
         };
         /// NAMEORDOTTEDNAMESPAN
         /**
@@ -162667,7 +162686,7 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getNameOrDottedNameSpan = function (fileName, startPos, endPos) {
             var _this = this;
-            return this.forwardJSONCall("getNameOrDottedNameSpan('" + fileName + "', " + startPos + ", " + endPos + ")", function () { return _this.languageService.getNameOrDottedNameSpan(fileName, startPos, endPos); });
+            return this.forwardJSONCall("getNameOrDottedNameSpan('".concat(fileName, "', ").concat(startPos, ", ").concat(endPos, ")"), function () { return _this.languageService.getNameOrDottedNameSpan(fileName, startPos, endPos); });
         };
         /**
          * STATEMENTSPAN
@@ -162675,12 +162694,12 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getBreakpointStatementAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getBreakpointStatementAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getBreakpointStatementAtPosition(fileName, position); });
+            return this.forwardJSONCall("getBreakpointStatementAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getBreakpointStatementAtPosition(fileName, position); });
         };
         /// SIGNATUREHELP
         LanguageServiceShimObject.prototype.getSignatureHelpItems = function (fileName, position, options) {
             var _this = this;
-            return this.forwardJSONCall("getSignatureHelpItems('" + fileName + "', " + position + ")", function () { return _this.languageService.getSignatureHelpItems(fileName, position, options); });
+            return this.forwardJSONCall("getSignatureHelpItems('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getSignatureHelpItems(fileName, position, options); });
         };
         /// GOTO DEFINITION
         /**
@@ -162689,7 +162708,7 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getDefinitionAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getDefinitionAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getDefinitionAtPosition(fileName, position); });
+            return this.forwardJSONCall("getDefinitionAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getDefinitionAtPosition(fileName, position); });
         };
         /**
          * Computes the definition location and file for the symbol
@@ -162697,7 +162716,7 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getDefinitionAndBoundSpan = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getDefinitionAndBoundSpan('" + fileName + "', " + position + ")", function () { return _this.languageService.getDefinitionAndBoundSpan(fileName, position); });
+            return this.forwardJSONCall("getDefinitionAndBoundSpan('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getDefinitionAndBoundSpan(fileName, position); });
         };
         /// GOTO Type
         /**
@@ -162706,7 +162725,7 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getTypeDefinitionAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getTypeDefinitionAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getTypeDefinitionAtPosition(fileName, position); });
+            return this.forwardJSONCall("getTypeDefinitionAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getTypeDefinitionAtPosition(fileName, position); });
         };
         /// GOTO Implementation
         /**
@@ -162715,37 +162734,37 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getImplementationAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getImplementationAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getImplementationAtPosition(fileName, position); });
+            return this.forwardJSONCall("getImplementationAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getImplementationAtPosition(fileName, position); });
         };
         LanguageServiceShimObject.prototype.getRenameInfo = function (fileName, position, options) {
             var _this = this;
-            return this.forwardJSONCall("getRenameInfo('" + fileName + "', " + position + ")", function () { return _this.languageService.getRenameInfo(fileName, position, options); });
+            return this.forwardJSONCall("getRenameInfo('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getRenameInfo(fileName, position, options); });
         };
         LanguageServiceShimObject.prototype.getSmartSelectionRange = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getSmartSelectionRange('" + fileName + "', " + position + ")", function () { return _this.languageService.getSmartSelectionRange(fileName, position); });
+            return this.forwardJSONCall("getSmartSelectionRange('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getSmartSelectionRange(fileName, position); });
         };
         LanguageServiceShimObject.prototype.findRenameLocations = function (fileName, position, findInStrings, findInComments, providePrefixAndSuffixTextForRename) {
             var _this = this;
-            return this.forwardJSONCall("findRenameLocations('" + fileName + "', " + position + ", " + findInStrings + ", " + findInComments + ", " + providePrefixAndSuffixTextForRename + ")", function () { return _this.languageService.findRenameLocations(fileName, position, findInStrings, findInComments, providePrefixAndSuffixTextForRename); });
+            return this.forwardJSONCall("findRenameLocations('".concat(fileName, "', ").concat(position, ", ").concat(findInStrings, ", ").concat(findInComments, ", ").concat(providePrefixAndSuffixTextForRename, ")"), function () { return _this.languageService.findRenameLocations(fileName, position, findInStrings, findInComments, providePrefixAndSuffixTextForRename); });
         };
         /// GET BRACE MATCHING
         LanguageServiceShimObject.prototype.getBraceMatchingAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getBraceMatchingAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getBraceMatchingAtPosition(fileName, position); });
+            return this.forwardJSONCall("getBraceMatchingAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getBraceMatchingAtPosition(fileName, position); });
         };
         LanguageServiceShimObject.prototype.isValidBraceCompletionAtPosition = function (fileName, position, openingBrace) {
             var _this = this;
-            return this.forwardJSONCall("isValidBraceCompletionAtPosition('" + fileName + "', " + position + ", " + openingBrace + ")", function () { return _this.languageService.isValidBraceCompletionAtPosition(fileName, position, openingBrace); });
+            return this.forwardJSONCall("isValidBraceCompletionAtPosition('".concat(fileName, "', ").concat(position, ", ").concat(openingBrace, ")"), function () { return _this.languageService.isValidBraceCompletionAtPosition(fileName, position, openingBrace); });
         };
         LanguageServiceShimObject.prototype.getSpanOfEnclosingComment = function (fileName, position, onlyMultiLine) {
             var _this = this;
-            return this.forwardJSONCall("getSpanOfEnclosingComment('" + fileName + "', " + position + ")", function () { return _this.languageService.getSpanOfEnclosingComment(fileName, position, onlyMultiLine); });
+            return this.forwardJSONCall("getSpanOfEnclosingComment('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getSpanOfEnclosingComment(fileName, position, onlyMultiLine); });
         };
         /// GET SMART INDENT
         LanguageServiceShimObject.prototype.getIndentationAtPosition = function (fileName, position, options /*Services.EditorOptions*/) {
             var _this = this;
-            return this.forwardJSONCall("getIndentationAtPosition('" + fileName + "', " + position + ")", function () {
+            return this.forwardJSONCall("getIndentationAtPosition('".concat(fileName, "', ").concat(position, ")"), function () {
                 var localOptions = JSON.parse(options);
                 return _this.languageService.getIndentationAtPosition(fileName, position, localOptions);
             });
@@ -162753,23 +162772,23 @@ var ts;
         /// GET REFERENCES
         LanguageServiceShimObject.prototype.getReferencesAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getReferencesAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getReferencesAtPosition(fileName, position); });
+            return this.forwardJSONCall("getReferencesAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getReferencesAtPosition(fileName, position); });
         };
         LanguageServiceShimObject.prototype.findReferences = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("findReferences('" + fileName + "', " + position + ")", function () { return _this.languageService.findReferences(fileName, position); });
+            return this.forwardJSONCall("findReferences('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.findReferences(fileName, position); });
         };
         LanguageServiceShimObject.prototype.getFileReferences = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getFileReferences('" + fileName + ")", function () { return _this.languageService.getFileReferences(fileName); });
+            return this.forwardJSONCall("getFileReferences('".concat(fileName, ")"), function () { return _this.languageService.getFileReferences(fileName); });
         };
         LanguageServiceShimObject.prototype.getOccurrencesAtPosition = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("getOccurrencesAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getOccurrencesAtPosition(fileName, position); });
+            return this.forwardJSONCall("getOccurrencesAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getOccurrencesAtPosition(fileName, position); });
         };
         LanguageServiceShimObject.prototype.getDocumentHighlights = function (fileName, position, filesToSearch) {
             var _this = this;
-            return this.forwardJSONCall("getDocumentHighlights('" + fileName + "', " + position + ")", function () {
+            return this.forwardJSONCall("getDocumentHighlights('".concat(fileName, "', ").concat(position, ")"), function () {
                 var results = _this.languageService.getDocumentHighlights(fileName, position, JSON.parse(filesToSearch));
                 // workaround for VS document highlighting issue - keep only items from the initial file
                 var normalizedName = ts.toFileNameLowerCase(ts.normalizeSlashes(fileName));
@@ -162784,108 +162803,108 @@ var ts;
          */
         LanguageServiceShimObject.prototype.getCompletionsAtPosition = function (fileName, position, preferences) {
             var _this = this;
-            return this.forwardJSONCall("getCompletionsAtPosition('" + fileName + "', " + position + ", " + preferences + ")", function () { return _this.languageService.getCompletionsAtPosition(fileName, position, preferences); });
+            return this.forwardJSONCall("getCompletionsAtPosition('".concat(fileName, "', ").concat(position, ", ").concat(preferences, ")"), function () { return _this.languageService.getCompletionsAtPosition(fileName, position, preferences); });
         };
         /** Get a string based representation of a completion list entry details */
         LanguageServiceShimObject.prototype.getCompletionEntryDetails = function (fileName, position, entryName, formatOptions, source, preferences, data) {
             var _this = this;
-            return this.forwardJSONCall("getCompletionEntryDetails('" + fileName + "', " + position + ", '" + entryName + "')", function () {
+            return this.forwardJSONCall("getCompletionEntryDetails('".concat(fileName, "', ").concat(position, ", '").concat(entryName, "')"), function () {
                 var localOptions = formatOptions === undefined ? undefined : JSON.parse(formatOptions);
                 return _this.languageService.getCompletionEntryDetails(fileName, position, entryName, localOptions, source, preferences, data);
             });
         };
         LanguageServiceShimObject.prototype.getFormattingEditsForRange = function (fileName, start, end, options /*Services.FormatCodeOptions*/) {
             var _this = this;
-            return this.forwardJSONCall("getFormattingEditsForRange('" + fileName + "', " + start + ", " + end + ")", function () {
+            return this.forwardJSONCall("getFormattingEditsForRange('".concat(fileName, "', ").concat(start, ", ").concat(end, ")"), function () {
                 var localOptions = JSON.parse(options);
                 return _this.languageService.getFormattingEditsForRange(fileName, start, end, localOptions);
             });
         };
         LanguageServiceShimObject.prototype.getFormattingEditsForDocument = function (fileName, options /*Services.FormatCodeOptions*/) {
             var _this = this;
-            return this.forwardJSONCall("getFormattingEditsForDocument('" + fileName + "')", function () {
+            return this.forwardJSONCall("getFormattingEditsForDocument('".concat(fileName, "')"), function () {
                 var localOptions = JSON.parse(options);
                 return _this.languageService.getFormattingEditsForDocument(fileName, localOptions);
             });
         };
         LanguageServiceShimObject.prototype.getFormattingEditsAfterKeystroke = function (fileName, position, key, options /*Services.FormatCodeOptions*/) {
             var _this = this;
-            return this.forwardJSONCall("getFormattingEditsAfterKeystroke('" + fileName + "', " + position + ", '" + key + "')", function () {
+            return this.forwardJSONCall("getFormattingEditsAfterKeystroke('".concat(fileName, "', ").concat(position, ", '").concat(key, "')"), function () {
                 var localOptions = JSON.parse(options);
                 return _this.languageService.getFormattingEditsAfterKeystroke(fileName, position, key, localOptions);
             });
         };
         LanguageServiceShimObject.prototype.getDocCommentTemplateAtPosition = function (fileName, position, options) {
             var _this = this;
-            return this.forwardJSONCall("getDocCommentTemplateAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getDocCommentTemplateAtPosition(fileName, position, options); });
+            return this.forwardJSONCall("getDocCommentTemplateAtPosition('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.getDocCommentTemplateAtPosition(fileName, position, options); });
         };
         /// NAVIGATE TO
         /** Return a list of symbols that are interesting to navigate to */
         LanguageServiceShimObject.prototype.getNavigateToItems = function (searchValue, maxResultCount, fileName) {
             var _this = this;
-            return this.forwardJSONCall("getNavigateToItems('" + searchValue + "', " + maxResultCount + ", " + fileName + ")", function () { return _this.languageService.getNavigateToItems(searchValue, maxResultCount, fileName); });
+            return this.forwardJSONCall("getNavigateToItems('".concat(searchValue, "', ").concat(maxResultCount, ", ").concat(fileName, ")"), function () { return _this.languageService.getNavigateToItems(searchValue, maxResultCount, fileName); });
         };
         LanguageServiceShimObject.prototype.getNavigationBarItems = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getNavigationBarItems('" + fileName + "')", function () { return _this.languageService.getNavigationBarItems(fileName); });
+            return this.forwardJSONCall("getNavigationBarItems('".concat(fileName, "')"), function () { return _this.languageService.getNavigationBarItems(fileName); });
         };
         LanguageServiceShimObject.prototype.getNavigationTree = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getNavigationTree('" + fileName + "')", function () { return _this.languageService.getNavigationTree(fileName); });
+            return this.forwardJSONCall("getNavigationTree('".concat(fileName, "')"), function () { return _this.languageService.getNavigationTree(fileName); });
         };
         LanguageServiceShimObject.prototype.getOutliningSpans = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getOutliningSpans('" + fileName + "')", function () { return _this.languageService.getOutliningSpans(fileName); });
+            return this.forwardJSONCall("getOutliningSpans('".concat(fileName, "')"), function () { return _this.languageService.getOutliningSpans(fileName); });
         };
         LanguageServiceShimObject.prototype.getTodoComments = function (fileName, descriptors) {
             var _this = this;
-            return this.forwardJSONCall("getTodoComments('" + fileName + "')", function () { return _this.languageService.getTodoComments(fileName, JSON.parse(descriptors)); });
+            return this.forwardJSONCall("getTodoComments('".concat(fileName, "')"), function () { return _this.languageService.getTodoComments(fileName, JSON.parse(descriptors)); });
         };
         /// CALL HIERARCHY
         LanguageServiceShimObject.prototype.prepareCallHierarchy = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("prepareCallHierarchy('" + fileName + "', " + position + ")", function () { return _this.languageService.prepareCallHierarchy(fileName, position); });
+            return this.forwardJSONCall("prepareCallHierarchy('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.prepareCallHierarchy(fileName, position); });
         };
         LanguageServiceShimObject.prototype.provideCallHierarchyIncomingCalls = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("provideCallHierarchyIncomingCalls('" + fileName + "', " + position + ")", function () { return _this.languageService.provideCallHierarchyIncomingCalls(fileName, position); });
+            return this.forwardJSONCall("provideCallHierarchyIncomingCalls('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.provideCallHierarchyIncomingCalls(fileName, position); });
         };
         LanguageServiceShimObject.prototype.provideCallHierarchyOutgoingCalls = function (fileName, position) {
             var _this = this;
-            return this.forwardJSONCall("provideCallHierarchyOutgoingCalls('" + fileName + "', " + position + ")", function () { return _this.languageService.provideCallHierarchyOutgoingCalls(fileName, position); });
+            return this.forwardJSONCall("provideCallHierarchyOutgoingCalls('".concat(fileName, "', ").concat(position, ")"), function () { return _this.languageService.provideCallHierarchyOutgoingCalls(fileName, position); });
         };
         LanguageServiceShimObject.prototype.provideInlayHints = function (fileName, span, preference) {
             var _this = this;
-            return this.forwardJSONCall("provideInlayHints('" + fileName + "', '" + JSON.stringify(span) + "', " + JSON.stringify(preference) + ")", function () { return _this.languageService.provideInlayHints(fileName, span, preference); });
+            return this.forwardJSONCall("provideInlayHints('".concat(fileName, "', '").concat(JSON.stringify(span), "', ").concat(JSON.stringify(preference), ")"), function () { return _this.languageService.provideInlayHints(fileName, span, preference); });
         };
         /// Emit
         LanguageServiceShimObject.prototype.getEmitOutput = function (fileName) {
             var _this = this;
-            return this.forwardJSONCall("getEmitOutput('" + fileName + "')", function () {
+            return this.forwardJSONCall("getEmitOutput('".concat(fileName, "')"), function () {
                 var _a = _this.languageService.getEmitOutput(fileName), diagnostics = _a.diagnostics, rest = __rest(_a, ["diagnostics"]);
                 return __assign(__assign({}, rest), { diagnostics: _this.realizeDiagnostics(diagnostics) });
             });
         };
         LanguageServiceShimObject.prototype.getEmitOutputObject = function (fileName) {
             var _this = this;
-            return forwardCall(this.logger, "getEmitOutput('" + fileName + "')", 
+            return forwardCall(this.logger, "getEmitOutput('".concat(fileName, "')"), 
             /*returnJson*/ false, function () { return _this.languageService.getEmitOutput(fileName); }, this.logPerformance);
         };
         LanguageServiceShimObject.prototype.toggleLineComment = function (fileName, textRange) {
             var _this = this;
-            return this.forwardJSONCall("toggleLineComment('" + fileName + "', '" + JSON.stringify(textRange) + "')", function () { return _this.languageService.toggleLineComment(fileName, textRange); });
+            return this.forwardJSONCall("toggleLineComment('".concat(fileName, "', '").concat(JSON.stringify(textRange), "')"), function () { return _this.languageService.toggleLineComment(fileName, textRange); });
         };
         LanguageServiceShimObject.prototype.toggleMultilineComment = function (fileName, textRange) {
             var _this = this;
-            return this.forwardJSONCall("toggleMultilineComment('" + fileName + "', '" + JSON.stringify(textRange) + "')", function () { return _this.languageService.toggleMultilineComment(fileName, textRange); });
+            return this.forwardJSONCall("toggleMultilineComment('".concat(fileName, "', '").concat(JSON.stringify(textRange), "')"), function () { return _this.languageService.toggleMultilineComment(fileName, textRange); });
         };
         LanguageServiceShimObject.prototype.commentSelection = function (fileName, textRange) {
             var _this = this;
-            return this.forwardJSONCall("commentSelection('" + fileName + "', '" + JSON.stringify(textRange) + "')", function () { return _this.languageService.commentSelection(fileName, textRange); });
+            return this.forwardJSONCall("commentSelection('".concat(fileName, "', '").concat(JSON.stringify(textRange), "')"), function () { return _this.languageService.commentSelection(fileName, textRange); });
         };
         LanguageServiceShimObject.prototype.uncommentSelection = function (fileName, textRange) {
             var _this = this;
-            return this.forwardJSONCall("uncommentSelection('" + fileName + "', '" + JSON.stringify(textRange) + "')", function () { return _this.languageService.uncommentSelection(fileName, textRange); });
+            return this.forwardJSONCall("uncommentSelection('".concat(fileName, "', '").concat(JSON.stringify(textRange), "')"), function () { return _this.languageService.uncommentSelection(fileName, textRange); });
         };
         return LanguageServiceShimObject;
     }(ShimBase));
@@ -162935,7 +162954,7 @@ var ts;
         };
         CoreServicesShimObject.prototype.resolveModuleName = function (fileName, moduleName, compilerOptionsJson) {
             var _this = this;
-            return this.forwardJSONCall("resolveModuleName('" + fileName + "')", function () {
+            return this.forwardJSONCall("resolveModuleName('".concat(fileName, "')"), function () {
                 var compilerOptions = JSON.parse(compilerOptionsJson);
                 var result = ts.resolveModuleName(moduleName, ts.normalizeSlashes(fileName), compilerOptions, _this.host);
                 var resolvedFileName = result.resolvedModule ? result.resolvedModule.resolvedFileName : undefined;
@@ -162950,7 +162969,7 @@ var ts;
         };
         CoreServicesShimObject.prototype.resolveTypeReferenceDirective = function (fileName, typeReferenceDirective, compilerOptionsJson) {
             var _this = this;
-            return this.forwardJSONCall("resolveTypeReferenceDirective(" + fileName + ")", function () {
+            return this.forwardJSONCall("resolveTypeReferenceDirective(".concat(fileName, ")"), function () {
                 var compilerOptions = JSON.parse(compilerOptionsJson);
                 var result = ts.resolveTypeReferenceDirective(typeReferenceDirective, ts.normalizeSlashes(fileName), compilerOptions, _this.host);
                 return {
@@ -162962,7 +162981,7 @@ var ts;
         };
         CoreServicesShimObject.prototype.getPreProcessedFileInfo = function (fileName, sourceTextSnapshot) {
             var _this = this;
-            return this.forwardJSONCall("getPreProcessedFileInfo('" + fileName + "')", function () {
+            return this.forwardJSONCall("getPreProcessedFileInfo('".concat(fileName, "')"), function () {
                 // for now treat files as JavaScript
                 var result = ts.preProcessFile(ts.getSnapshotText(sourceTextSnapshot), /* readImportFiles */ true, /* detectJavaScriptImports */ true);
                 return {
@@ -162977,7 +162996,7 @@ var ts;
         };
         CoreServicesShimObject.prototype.getAutomaticTypeDirectiveNames = function (compilerOptionsJson) {
             var _this = this;
-            return this.forwardJSONCall("getAutomaticTypeDirectiveNames('" + compilerOptionsJson + "')", function () {
+            return this.forwardJSONCall("getAutomaticTypeDirectiveNames('".concat(compilerOptionsJson, "')"), function () {
                 var compilerOptions = JSON.parse(compilerOptionsJson);
                 return ts.getAutomaticTypeDirectiveNames(compilerOptions, _this.host);
             });
@@ -162999,7 +163018,7 @@ var ts;
         };
         CoreServicesShimObject.prototype.getTSConfigFileInfo = function (fileName, sourceTextSnapshot) {
             var _this = this;
-            return this.forwardJSONCall("getTSConfigFileInfo('" + fileName + "')", function () {
+            return this.forwardJSONCall("getTSConfigFileInfo('".concat(fileName, "')"), function () {
                 var result = ts.parseJsonText(fileName, ts.getSnapshotText(sourceTextSnapshot));
                 var normalizedFileName = ts.normalizeSlashes(fileName);
                 var configFile = ts.parseJsonSourceFileConfigFileContent(result, _this.host, ts.getDirectoryPath(normalizedFileName), /*existingOptions*/ {}, normalizedFileName);
diff --git a/lib/typingsInstaller.js b/lib/typingsInstaller.js
index 63ac645e4dd6c..033d5341f111b 100644
--- a/lib/typingsInstaller.js
+++ b/lib/typingsInstaller.js
@@ -89,7 +89,7 @@ var ts;
     // The following is baselined as a literal template type without intervention
     /** The version of the TypeScript compiler release */
     // eslint-disable-next-line @typescript-eslint/no-inferrable-types
-    ts.version = "4.5.2";
+    ts.version = "4.5.3";
     /* @internal */
     var Comparison;
     (function (Comparison) {
@@ -130,7 +130,7 @@ var ts;
         var constructor = (_a = NativeCollections[nativeFactory]()) !== null && _a !== void 0 ? _a : ts.ShimCollections === null || ts.ShimCollections === void 0 ? void 0 : ts.ShimCollections[shimFactory](ts.getIterator);
         if (constructor)
             return constructor;
-        throw new Error("TypeScript requires an environment that provides a compatible native " + name + " implementation.");
+        throw new Error("TypeScript requires an environment that provides a compatible native ".concat(name, " implementation."));
     }
 })(ts || (ts = {}));
 /* @internal */
@@ -1493,7 +1493,7 @@ var ts;
     function cast(value, test) {
         if (value !== undefined && test(value))
             return value;
-        return ts.Debug.fail("Invalid cast. The supplied value " + value + " did not pass the test '" + ts.Debug.getFunctionName(test) + "'.");
+        return ts.Debug.fail("Invalid cast. The supplied value ".concat(value, " did not pass the test '").concat(ts.Debug.getFunctionName(test), "'."));
     }
     ts.cast = cast;
     /** Does nothing. */
@@ -1584,7 +1584,7 @@ var ts;
     function memoizeOne(callback) {
         var map = new ts.Map();
         return function (arg) {
-            var key = typeof arg + ":" + arg;
+            var key = "".concat(typeof arg, ":").concat(arg);
             var value = map.get(key);
             if (value === undefined && !map.has(key)) {
                 value = callback(arg);
@@ -2034,7 +2034,7 @@ var ts;
     ts.createGetCanonicalFileName = createGetCanonicalFileName;
     function patternText(_a) {
         var prefix = _a.prefix, suffix = _a.suffix;
-        return prefix + "*" + suffix;
+        return "".concat(prefix, "*").concat(suffix);
     }
     ts.patternText = patternText;
     /**
@@ -2347,7 +2347,7 @@ var ts;
         }
         function fail(message, stackCrawlMark) {
             debugger;
-            var e = new Error(message ? "Debug Failure. " + message : "Debug Failure.");
+            var e = new Error(message ? "Debug Failure. ".concat(message) : "Debug Failure.");
             if (Error.captureStackTrace) {
                 Error.captureStackTrace(e, stackCrawlMark || fail);
             }
@@ -2355,12 +2355,12 @@ var ts;
         }
         Debug.fail = fail;
         function failBadSyntaxKind(node, message, stackCrawlMark) {
-            return fail((message || "Unexpected node.") + "\r\nNode " + formatSyntaxKind(node.kind) + " was unexpected.", stackCrawlMark || failBadSyntaxKind);
+            return fail("".concat(message || "Unexpected node.", "\r\nNode ").concat(formatSyntaxKind(node.kind), " was unexpected."), stackCrawlMark || failBadSyntaxKind);
         }
         Debug.failBadSyntaxKind = failBadSyntaxKind;
         function assert(expression, message, verboseDebugInfo, stackCrawlMark) {
             if (!expression) {
-                message = message ? "False expression: " + message : "False expression.";
+                message = message ? "False expression: ".concat(message) : "False expression.";
                 if (verboseDebugInfo) {
                     message += "\r\nVerbose Debug Information: " + (typeof verboseDebugInfo === "string" ? verboseDebugInfo : verboseDebugInfo());
                 }
@@ -2370,26 +2370,26 @@ var ts;
         Debug.assert = assert;
         function assertEqual(a, b, msg, msg2, stackCrawlMark) {
             if (a !== b) {
-                var message = msg ? msg2 ? msg + " " + msg2 : msg : "";
-                fail("Expected " + a + " === " + b + ". " + message, stackCrawlMark || assertEqual);
+                var message = msg ? msg2 ? "".concat(msg, " ").concat(msg2) : msg : "";
+                fail("Expected ".concat(a, " === ").concat(b, ". ").concat(message), stackCrawlMark || assertEqual);
             }
         }
         Debug.assertEqual = assertEqual;
         function assertLessThan(a, b, msg, stackCrawlMark) {
             if (a >= b) {
-                fail("Expected " + a + " < " + b + ". " + (msg || ""), stackCrawlMark || assertLessThan);
+                fail("Expected ".concat(a, " < ").concat(b, ". ").concat(msg || ""), stackCrawlMark || assertLessThan);
             }
         }
         Debug.assertLessThan = assertLessThan;
         function assertLessThanOrEqual(a, b, stackCrawlMark) {
             if (a > b) {
-                fail("Expected " + a + " <= " + b, stackCrawlMark || assertLessThanOrEqual);
+                fail("Expected ".concat(a, " <= ").concat(b), stackCrawlMark || assertLessThanOrEqual);
             }
         }
         Debug.assertLessThanOrEqual = assertLessThanOrEqual;
         function assertGreaterThanOrEqual(a, b, stackCrawlMark) {
             if (a < b) {
-                fail("Expected " + a + " >= " + b, stackCrawlMark || assertGreaterThanOrEqual);
+                fail("Expected ".concat(a, " >= ").concat(b), stackCrawlMark || assertGreaterThanOrEqual);
             }
         }
         Debug.assertGreaterThanOrEqual = assertGreaterThanOrEqual;
@@ -2430,42 +2430,42 @@ var ts;
         function assertNever(member, message, stackCrawlMark) {
             if (message === void 0) { message = "Illegal value:"; }
             var detail = typeof member === "object" && ts.hasProperty(member, "kind") && ts.hasProperty(member, "pos") && formatSyntaxKind ? "SyntaxKind: " + formatSyntaxKind(member.kind) : JSON.stringify(member);
-            return fail(message + " " + detail, stackCrawlMark || assertNever);
+            return fail("".concat(message, " ").concat(detail), stackCrawlMark || assertNever);
         }
         Debug.assertNever = assertNever;
         function assertEachNode(nodes, test, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertEachNode")) {
-                assert(test === undefined || ts.every(nodes, test), message || "Unexpected node.", function () { return "Node array did not pass test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertEachNode);
+                assert(test === undefined || ts.every(nodes, test), message || "Unexpected node.", function () { return "Node array did not pass test '".concat(getFunctionName(test), "'."); }, stackCrawlMark || assertEachNode);
             }
         }
         Debug.assertEachNode = assertEachNode;
         function assertNode(node, test, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertNode")) {
-                assert(node !== undefined && (test === undefined || test(node)), message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind) + " did not pass test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertNode);
+                assert(node !== undefined && (test === undefined || test(node)), message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind), " did not pass test '").concat(getFunctionName(test), "'."); }, stackCrawlMark || assertNode);
             }
         }
         Debug.assertNode = assertNode;
         function assertNotNode(node, test, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertNotNode")) {
-                assert(node === undefined || test === undefined || !test(node), message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node.kind) + " should not have passed test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertNotNode);
+                assert(node === undefined || test === undefined || !test(node), message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node.kind), " should not have passed test '").concat(getFunctionName(test), "'."); }, stackCrawlMark || assertNotNode);
             }
         }
         Debug.assertNotNode = assertNotNode;
         function assertOptionalNode(node, test, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertOptionalNode")) {
-                assert(test === undefined || node === undefined || test(node), message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind) + " did not pass test '" + getFunctionName(test) + "'."; }, stackCrawlMark || assertOptionalNode);
+                assert(test === undefined || node === undefined || test(node), message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind), " did not pass test '").concat(getFunctionName(test), "'."); }, stackCrawlMark || assertOptionalNode);
             }
         }
         Debug.assertOptionalNode = assertOptionalNode;
         function assertOptionalToken(node, kind, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertOptionalToken")) {
-                assert(kind === undefined || node === undefined || node.kind === kind, message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind) + " was not a '" + formatSyntaxKind(kind) + "' token."; }, stackCrawlMark || assertOptionalToken);
+                assert(kind === undefined || node === undefined || node.kind === kind, message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node === null || node === void 0 ? void 0 : node.kind), " was not a '").concat(formatSyntaxKind(kind), "' token."); }, stackCrawlMark || assertOptionalToken);
             }
         }
         Debug.assertOptionalToken = assertOptionalToken;
         function assertMissingNode(node, message, stackCrawlMark) {
             if (shouldAssertFunction(1 /* Normal */, "assertMissingNode")) {
-                assert(node === undefined, message || "Unexpected node.", function () { return "Node " + formatSyntaxKind(node.kind) + " was unexpected'."; }, stackCrawlMark || assertMissingNode);
+                assert(node === undefined, message || "Unexpected node.", function () { return "Node ".concat(formatSyntaxKind(node.kind), " was unexpected'."); }, stackCrawlMark || assertMissingNode);
             }
         }
         Debug.assertMissingNode = assertMissingNode;
@@ -2486,7 +2486,7 @@ var ts;
         }
         Debug.getFunctionName = getFunctionName;
         function formatSymbol(symbol) {
-            return "{ name: " + ts.unescapeLeadingUnderscores(symbol.escapedName) + "; flags: " + formatSymbolFlags(symbol.flags) + "; declarations: " + ts.map(symbol.declarations, function (node) { return formatSyntaxKind(node.kind); }) + " }";
+            return "{ name: ".concat(ts.unescapeLeadingUnderscores(symbol.escapedName), "; flags: ").concat(formatSymbolFlags(symbol.flags), "; declarations: ").concat(ts.map(symbol.declarations, function (node) { return formatSyntaxKind(node.kind); }), " }");
         }
         Debug.formatSymbol = formatSymbol;
         /**
@@ -2507,7 +2507,7 @@ var ts;
                         break;
                     }
                     if (enumValue !== 0 && enumValue & value) {
-                        result = "" + result + (result ? "|" : "") + enumName;
+                        result = "".concat(result).concat(result ? "|" : "").concat(enumName);
                         remainingFlags &= ~enumValue;
                     }
                 }
@@ -2617,7 +2617,7 @@ var ts;
                                                                     this.flags & 1 /* Unreachable */ ? "FlowUnreachable" :
                                                                         "UnknownFlow";
                             var remainingFlags = this.flags & ~(2048 /* Referenced */ - 1);
-                            return "" + flowHeader + (remainingFlags ? " (" + formatFlowFlags(remainingFlags) + ")" : "");
+                            return "".concat(flowHeader).concat(remainingFlags ? " (".concat(formatFlowFlags(remainingFlags), ")") : "");
                         }
                     },
                     __debugFlowFlags: { get: function () { return formatEnum(this.flags, ts.FlowFlags, /*isFlags*/ true); } },
@@ -2656,7 +2656,7 @@ var ts;
                             // We don't care, this is debug code that's only enabled with a debugger attached -
                             // we're just taking note of it for anyone checking regex performance in the future.
                             defaultValue = String(defaultValue).replace(/(?:,[\s\w\d_]+:[^,]+)+\]$/, "]");
-                            return "NodeArray " + defaultValue;
+                            return "NodeArray ".concat(defaultValue);
                         }
                     }
                 });
@@ -2711,7 +2711,7 @@ var ts;
                         var symbolHeader = this.flags & 33554432 /* Transient */ ? "TransientSymbol" :
                             "Symbol";
                         var remainingSymbolFlags = this.flags & ~33554432 /* Transient */;
-                        return symbolHeader + " '" + ts.symbolName(this) + "'" + (remainingSymbolFlags ? " (" + formatSymbolFlags(remainingSymbolFlags) + ")" : "");
+                        return "".concat(symbolHeader, " '").concat(ts.symbolName(this), "'").concat(remainingSymbolFlags ? " (".concat(formatSymbolFlags(remainingSymbolFlags), ")") : "");
                     }
                 },
                 __debugFlags: { get: function () { return formatSymbolFlags(this.flags); } }
@@ -2721,11 +2721,11 @@ var ts;
                 __tsDebuggerDisplay: {
                     value: function () {
                         var typeHeader = this.flags & 98304 /* Nullable */ ? "NullableType" :
-                            this.flags & 384 /* StringOrNumberLiteral */ ? "LiteralType " + JSON.stringify(this.value) :
-                                this.flags & 2048 /* BigIntLiteral */ ? "LiteralType " + (this.value.negative ? "-" : "") + this.value.base10Value + "n" :
+                            this.flags & 384 /* StringOrNumberLiteral */ ? "LiteralType ".concat(JSON.stringify(this.value)) :
+                                this.flags & 2048 /* BigIntLiteral */ ? "LiteralType ".concat(this.value.negative ? "-" : "").concat(this.value.base10Value, "n") :
                                     this.flags & 8192 /* UniqueESSymbol */ ? "UniqueESSymbolType" :
                                         this.flags & 32 /* Enum */ ? "EnumType" :
-                                            this.flags & 67359327 /* Intrinsic */ ? "IntrinsicType " + this.intrinsicName :
+                                            this.flags & 67359327 /* Intrinsic */ ? "IntrinsicType ".concat(this.intrinsicName) :
                                                 this.flags & 1048576 /* Union */ ? "UnionType" :
                                                     this.flags & 2097152 /* Intersection */ ? "IntersectionType" :
                                                         this.flags & 4194304 /* Index */ ? "IndexType" :
@@ -2744,7 +2744,7 @@ var ts;
                                                                                                             "ObjectType" :
                                                                                 "Type";
                         var remainingObjectFlags = this.flags & 524288 /* Object */ ? this.objectFlags & ~1343 /* ObjectTypeKindMask */ : 0;
-                        return "" + typeHeader + (this.symbol ? " '" + ts.symbolName(this.symbol) + "'" : "") + (remainingObjectFlags ? " (" + formatObjectFlags(remainingObjectFlags) + ")" : "");
+                        return "".concat(typeHeader).concat(this.symbol ? " '".concat(ts.symbolName(this.symbol), "'") : "").concat(remainingObjectFlags ? " (".concat(formatObjectFlags(remainingObjectFlags), ")") : "");
                     }
                 },
                 __debugFlags: { get: function () { return formatTypeFlags(this.flags); } },
@@ -2780,11 +2780,11 @@ var ts;
                         __tsDebuggerDisplay: {
                             value: function () {
                                 var nodeHeader = ts.isGeneratedIdentifier(this) ? "GeneratedIdentifier" :
-                                    ts.isIdentifier(this) ? "Identifier '" + ts.idText(this) + "'" :
-                                        ts.isPrivateIdentifier(this) ? "PrivateIdentifier '" + ts.idText(this) + "'" :
-                                            ts.isStringLiteral(this) ? "StringLiteral " + JSON.stringify(this.text.length < 10 ? this.text : this.text.slice(10) + "...") :
-                                                ts.isNumericLiteral(this) ? "NumericLiteral " + this.text :
-                                                    ts.isBigIntLiteral(this) ? "BigIntLiteral " + this.text + "n" :
+                                    ts.isIdentifier(this) ? "Identifier '".concat(ts.idText(this), "'") :
+                                        ts.isPrivateIdentifier(this) ? "PrivateIdentifier '".concat(ts.idText(this), "'") :
+                                            ts.isStringLiteral(this) ? "StringLiteral ".concat(JSON.stringify(this.text.length < 10 ? this.text : this.text.slice(10) + "...")) :
+                                                ts.isNumericLiteral(this) ? "NumericLiteral ".concat(this.text) :
+                                                    ts.isBigIntLiteral(this) ? "BigIntLiteral ".concat(this.text, "n") :
                                                         ts.isTypeParameterDeclaration(this) ? "TypeParameterDeclaration" :
                                                             ts.isParameter(this) ? "ParameterDeclaration" :
                                                                 ts.isConstructorDeclaration(this) ? "ConstructorDeclaration" :
@@ -2816,7 +2816,7 @@ var ts;
                                                                                                                                                                         ts.isNamedTupleMember(this) ? "NamedTupleMember" :
                                                                                                                                                                             ts.isImportTypeNode(this) ? "ImportTypeNode" :
                                                                                                                                                                                 formatSyntaxKind(this.kind);
-                                return "" + nodeHeader + (this.flags ? " (" + formatNodeFlags(this.flags) + ")" : "");
+                                return "".concat(nodeHeader).concat(this.flags ? " (".concat(formatNodeFlags(this.flags), ")") : "");
                             }
                         },
                         __debugKind: { get: function () { return formatSyntaxKind(this.kind); } },
@@ -2863,10 +2863,10 @@ var ts;
         Debug.enableDebugInfo = enableDebugInfo;
         function formatDeprecationMessage(name, error, errorAfter, since, message) {
             var deprecationMessage = error ? "DeprecationError: " : "DeprecationWarning: ";
-            deprecationMessage += "'" + name + "' ";
-            deprecationMessage += since ? "has been deprecated since v" + since : "is deprecated";
-            deprecationMessage += error ? " and can no longer be used." : errorAfter ? " and will no longer be usable after v" + errorAfter + "." : ".";
-            deprecationMessage += message ? " " + ts.formatStringFromArgs(message, [name], 0) : "";
+            deprecationMessage += "'".concat(name, "' ");
+            deprecationMessage += since ? "has been deprecated since v".concat(since) : "is deprecated";
+            deprecationMessage += error ? " and can no longer be used." : errorAfter ? " and will no longer be usable after v".concat(errorAfter, ".") : ".";
+            deprecationMessage += message ? " ".concat(ts.formatStringFromArgs(message, [name], 0)) : "";
             return deprecationMessage;
         }
         function createErrorDeprecation(name, errorAfter, since, message) {
@@ -2997,11 +2997,11 @@ var ts;
             }
         };
         Version.prototype.toString = function () {
-            var result = this.major + "." + this.minor + "." + this.patch;
+            var result = "".concat(this.major, ".").concat(this.minor, ".").concat(this.patch);
             if (ts.some(this.prerelease))
-                result += "-" + this.prerelease.join(".");
+                result += "-".concat(this.prerelease.join("."));
             if (ts.some(this.build))
-                result += "+" + this.build.join(".");
+                result += "+".concat(this.build.join("."));
             return result;
         };
         Version.zero = new Version(0, 0, 0);
@@ -3268,7 +3268,7 @@ var ts;
         return ts.map(comparators, formatComparator).join(" ");
     }
     function formatComparator(comparator) {
-        return "" + comparator.operator + comparator.operand;
+        return "".concat(comparator.operator).concat(comparator.operand);
     }
 })(ts || (ts = {}));
 /*@internal*/
@@ -3566,7 +3566,7 @@ var ts;
                     fs = require("fs");
                 }
                 catch (e) {
-                    throw new Error("tracing requires having fs\n(original error: " + (e.message || e) + ")");
+                    throw new Error("tracing requires having fs\n(original error: ".concat(e.message || e, ")"));
                 }
             }
             mode = tracingMode;
@@ -3578,11 +3578,11 @@ var ts;
             if (!fs.existsSync(traceDir)) {
                 fs.mkdirSync(traceDir, { recursive: true });
             }
-            var countPart = mode === "build" ? "." + process.pid + "-" + ++traceCount
-                : mode === "server" ? "." + process.pid
+            var countPart = mode === "build" ? ".".concat(process.pid, "-").concat(++traceCount)
+                : mode === "server" ? ".".concat(process.pid)
                     : "";
-            var tracePath = ts.combinePaths(traceDir, "trace" + countPart + ".json");
-            var typesPath = ts.combinePaths(traceDir, "types" + countPart + ".json");
+            var tracePath = ts.combinePaths(traceDir, "trace".concat(countPart, ".json"));
+            var typesPath = ts.combinePaths(traceDir, "types".concat(countPart, ".json"));
             legend.push({
                 configFilePath: configFilePath,
                 tracePath: tracePath,
@@ -3672,7 +3672,7 @@ var ts;
             }
             // test if [time,endTime) straddles a sampling point
             else if (sampleInterval - (time % sampleInterval) <= endTime - time) {
-                writeEvent("X", phase, name, args, "\"dur\":" + (endTime - time), time);
+                writeEvent("X", phase, name, args, "\"dur\":".concat(endTime - time), time);
             }
         }
         function writeEvent(eventType, phase, name, args, extras, time) {
@@ -3681,11 +3681,11 @@ var ts;
             if (mode === "server" && phase === "checkTypes" /* CheckTypes */)
                 return;
             ts.performance.mark("beginTracing");
-            fs.writeSync(traceFd, ",\n{\"pid\":1,\"tid\":1,\"ph\":\"" + eventType + "\",\"cat\":\"" + phase + "\",\"ts\":" + time + ",\"name\":\"" + name + "\"");
+            fs.writeSync(traceFd, ",\n{\"pid\":1,\"tid\":1,\"ph\":\"".concat(eventType, "\",\"cat\":\"").concat(phase, "\",\"ts\":").concat(time, ",\"name\":\"").concat(name, "\""));
             if (extras)
-                fs.writeSync(traceFd, "," + extras);
+                fs.writeSync(traceFd, ",".concat(extras));
             if (args)
-                fs.writeSync(traceFd, ",\"args\":" + JSON.stringify(args));
+                fs.writeSync(traceFd, ",\"args\":".concat(JSON.stringify(args)));
             fs.writeSync(traceFd, "}");
             ts.performance.mark("endTracing");
             ts.performance.measure("Tracing", "beginTracing", "endTracing");
@@ -6492,7 +6492,7 @@ var ts;
         pollingChunkSize = getCustomPollingBasedLevels("TSC_WATCH_POLLINGCHUNKSIZE", defaultChunkLevels) || pollingChunkSize;
         ts.unchangedPollThresholds = getCustomPollingBasedLevels("TSC_WATCH_UNCHANGEDPOLLTHRESHOLDS", defaultChunkLevels) || ts.unchangedPollThresholds;
         function getLevel(envVar, level) {
-            return system.getEnvironmentVariable(envVar + "_" + level.toUpperCase());
+            return system.getEnvironmentVariable("".concat(envVar, "_").concat(level.toUpperCase()));
         }
         function getCustomLevels(baseVariable) {
             var customLevels;
@@ -6957,7 +6957,7 @@ var ts;
         }
         function onTimerToUpdateChildWatches() {
             timerToUpdateChildWatches = undefined;
-            ts.sysLog("sysLog:: onTimerToUpdateChildWatches:: " + cacheToUpdateChildWatches.size);
+            ts.sysLog("sysLog:: onTimerToUpdateChildWatches:: ".concat(cacheToUpdateChildWatches.size));
             var start = ts.timestamp();
             var invokeMap = new ts.Map();
             while (!timerToUpdateChildWatches && cacheToUpdateChildWatches.size) {
@@ -6970,7 +6970,7 @@ var ts;
                 var hasChanges = updateChildWatches(dirName, dirPath, options);
                 invokeCallbacks(dirPath, invokeMap, hasChanges ? undefined : fileNames);
             }
-            ts.sysLog("sysLog:: invokingWatchers:: Elapsed:: " + (ts.timestamp() - start) + "ms:: " + cacheToUpdateChildWatches.size);
+            ts.sysLog("sysLog:: invokingWatchers:: Elapsed:: ".concat(ts.timestamp() - start, "ms:: ").concat(cacheToUpdateChildWatches.size));
             callbackCache.forEach(function (callbacks, rootDirName) {
                 var existing = invokeMap.get(rootDirName);
                 if (existing) {
@@ -6986,7 +6986,7 @@ var ts;
                 }
             });
             var elapsed = ts.timestamp() - start;
-            ts.sysLog("sysLog:: Elapsed:: " + elapsed + "ms:: onTimerToUpdateChildWatches:: " + cacheToUpdateChildWatches.size + " " + timerToUpdateChildWatches);
+            ts.sysLog("sysLog:: Elapsed:: ".concat(elapsed, "ms:: onTimerToUpdateChildWatches:: ").concat(cacheToUpdateChildWatches.size, " ").concat(timerToUpdateChildWatches));
         }
         function removeChildWatches(parentWatcher) {
             if (!parentWatcher)
@@ -7446,7 +7446,7 @@ var ts;
                 var remappedPaths = new ts.Map();
                 var normalizedDir = ts.normalizeSlashes(__dirname);
                 // Windows rooted dir names need an extra `/` prepended to be valid file:/// urls
-                var fileUrlRoot = "file://" + (ts.getRootLength(normalizedDir) === 1 ? "" : "/") + normalizedDir;
+                var fileUrlRoot = "file://".concat(ts.getRootLength(normalizedDir) === 1 ? "" : "/").concat(normalizedDir);
                 for (var _i = 0, _a = profile.nodes; _i < _a.length; _i++) {
                     var node = _a[_i];
                     if (node.callFrame.url) {
@@ -7455,7 +7455,7 @@ var ts;
                             node.callFrame.url = ts.getRelativePathToDirectoryOrUrl(fileUrlRoot, url, fileUrlRoot, ts.createGetCanonicalFileName(useCaseSensitiveFileNames), /*isAbsolutePathAnUrl*/ true);
                         }
                         else if (!nativePattern.test(url)) {
-                            node.callFrame.url = (remappedPaths.has(url) ? remappedPaths : remappedPaths.set(url, "external" + externalFileCounter + ".js")).get(url);
+                            node.callFrame.url = (remappedPaths.has(url) ? remappedPaths : remappedPaths.set(url, "external".concat(externalFileCounter, ".js"))).get(url);
                             externalFileCounter++;
                         }
                     }
@@ -7471,7 +7471,7 @@ var ts;
                         if (!err) {
                             try {
                                 if ((_b = statSync(profilePath)) === null || _b === void 0 ? void 0 : _b.isDirectory()) {
-                                    profilePath = _path.join(profilePath, (new Date()).toISOString().replace(/:/g, "-") + "+P" + process.pid + ".cpuprofile");
+                                    profilePath = _path.join(profilePath, "".concat((new Date()).toISOString().replace(/:/g, "-"), "+P").concat(process.pid, ".cpuprofile"));
                                 }
                             }
                             catch (_c) {
@@ -7573,7 +7573,7 @@ var ts;
                  * @param createWatcher
                  */
                 function invokeCallbackAndUpdateWatcher(createWatcher) {
-                    ts.sysLog("sysLog:: " + fileOrDirectory + ":: Changing watcher to " + (createWatcher === watchPresentFileSystemEntry ? "Present" : "Missing") + "FileSystemEntryWatcher");
+                    ts.sysLog("sysLog:: ".concat(fileOrDirectory, ":: Changing watcher to ").concat(createWatcher === watchPresentFileSystemEntry ? "Present" : "Missing", "FileSystemEntryWatcher"));
                     // Call the callback for current directory
                     callback("rename", "");
                     // If watcher is not closed, update it
@@ -7598,7 +7598,7 @@ var ts;
                         }
                     }
                     if (hitSystemWatcherLimit) {
-                        ts.sysLog("sysLog:: " + fileOrDirectory + ":: Defaulting to fsWatchFile");
+                        ts.sysLog("sysLog:: ".concat(fileOrDirectory, ":: Defaulting to fsWatchFile"));
                         return watchPresentFileSystemEntryWithFsWatchFile();
                     }
                     try {
@@ -7614,7 +7614,7 @@ var ts;
                         // Eg. on linux the number of watches are limited and one could easily exhaust watches and the exception ENOSPC is thrown when creating watcher at that point
                         // so instead of throwing error, use fs.watchFile
                         hitSystemWatcherLimit || (hitSystemWatcherLimit = e.code === "ENOSPC");
-                        ts.sysLog("sysLog:: " + fileOrDirectory + ":: Changing to fsWatchFile");
+                        ts.sysLog("sysLog:: ".concat(fileOrDirectory, ":: Changing to fsWatchFile"));
                         return watchPresentFileSystemEntryWithFsWatchFile();
                     }
                 }
@@ -9916,7 +9916,7 @@ var ts;
                 line = line < 0 ? 0 : line >= lineStarts.length ? lineStarts.length - 1 : line;
             }
             else {
-                ts.Debug.fail("Bad line number. Line: " + line + ", lineStarts.length: " + lineStarts.length + " , line map is correct? " + (debugText !== undefined ? ts.arraysEqual(lineStarts, computeLineStarts(debugText)) : "unknown"));
+                ts.Debug.fail("Bad line number. Line: ".concat(line, ", lineStarts.length: ").concat(lineStarts.length, " , line map is correct? ").concat(debugText !== undefined ? ts.arraysEqual(lineStarts, computeLineStarts(debugText)) : "unknown"));
             }
         }
         var res = lineStarts[line] + character;
@@ -12796,7 +12796,7 @@ var ts;
         return typeof comment === "string" ? comment
             : comment === null || comment === void 0 ? void 0 : comment.map(function (c) {
                 // TODO: Other kinds here
-                return c.kind === 319 /* JSDocText */ ? c.text : "{@link " + (c.name ? ts.entityNameToString(c.name) + " " : "") + c.text + "}";
+                return c.kind === 319 /* JSDocText */ ? c.text : "{@link ".concat(c.name ? ts.entityNameToString(c.name) + " " : "").concat(c.text, "}");
             }).join("");
     }
     ts.getTextOfJSDocComment = getTextOfJSDocComment;
@@ -14066,8 +14066,8 @@ var ts;
     }
     function packageIdToString(_a) {
         var name = _a.name, subModuleName = _a.subModuleName, version = _a.version;
-        var fullName = subModuleName ? name + "/" + subModuleName : name;
-        return fullName + "@" + version;
+        var fullName = subModuleName ? "".concat(name, "/").concat(subModuleName) : name;
+        return "".concat(fullName, "@").concat(version);
     }
     ts.packageIdToString = packageIdToString;
     function typeDirectiveIsEqualTo(oldResolution, newResolution) {
@@ -14146,7 +14146,7 @@ var ts;
     function nodePosToString(node) {
         var file = getSourceFileOfNode(node);
         var loc = ts.getLineAndCharacterOfPosition(file, node.pos);
-        return file.fileName + "(" + (loc.line + 1) + "," + (loc.character + 1) + ")";
+        return "".concat(file.fileName, "(").concat(loc.line + 1, ",").concat(loc.character + 1, ")");
     }
     ts.nodePosToString = nodePosToString;
     function getEndLinePosition(line, sourceFile) {
@@ -14285,7 +14285,7 @@ var ts;
     ts.isPinnedComment = isPinnedComment;
     function createCommentDirectivesMap(sourceFile, commentDirectives) {
         var directivesByLine = new ts.Map(commentDirectives.map(function (commentDirective) { return ([
-            "" + ts.getLineAndCharacterOfPosition(sourceFile, commentDirective.range.end).line,
+            "".concat(ts.getLineAndCharacterOfPosition(sourceFile, commentDirective.range.end).line),
             commentDirective,
         ]); }));
         var usedLines = new ts.Map();
@@ -14302,10 +14302,10 @@ var ts;
             });
         }
         function markUsed(line) {
-            if (!directivesByLine.has("" + line)) {
+            if (!directivesByLine.has("".concat(line))) {
                 return false;
             }
-            usedLines.set("" + line, true);
+            usedLines.set("".concat(line), true);
             return true;
         }
     }
@@ -14520,7 +14520,7 @@ var ts;
                 }
                 return node.text;
         }
-        return ts.Debug.fail("Literal kind '" + node.kind + "' not accounted for.");
+        return ts.Debug.fail("Literal kind '".concat(node.kind, "' not accounted for."));
     }
     ts.getLiteralText = getLiteralText;
     function canUseOriginalText(node, flags) {
@@ -17051,11 +17051,11 @@ var ts;
     }
     ts.getEscapedTextOfIdentifierOrLiteral = getEscapedTextOfIdentifierOrLiteral;
     function getPropertyNameForUniqueESSymbol(symbol) {
-        return "__@" + ts.getSymbolId(symbol) + "@" + symbol.escapedName;
+        return "__@".concat(ts.getSymbolId(symbol), "@").concat(symbol.escapedName);
     }
     ts.getPropertyNameForUniqueESSymbol = getPropertyNameForUniqueESSymbol;
     function getSymbolNameForPrivateIdentifier(containingClassSymbol, description) {
-        return "__#" + ts.getSymbolId(containingClassSymbol) + "@" + description;
+        return "__#".concat(ts.getSymbolId(containingClassSymbol), "@").concat(description);
     }
     ts.getSymbolNameForPrivateIdentifier = getSymbolNameForPrivateIdentifier;
     function isKnownSymbol(symbol) {
@@ -19748,7 +19748,7 @@ var ts;
     }
     ts.getJSXImplicitImportBase = getJSXImplicitImportBase;
     function getJSXRuntimeImport(base, options) {
-        return base ? base + "/" + (options.jsx === 5 /* ReactJSXDev */ ? "jsx-dev-runtime" : "jsx-runtime") : undefined;
+        return base ? "".concat(base, "/").concat(options.jsx === 5 /* ReactJSXDev */ ? "jsx-dev-runtime" : "jsx-runtime") : undefined;
     }
     ts.getJSXRuntimeImport = getJSXRuntimeImport;
     function hasZeroOrOneAsteriskCharacter(str) {
@@ -19865,7 +19865,7 @@ var ts;
     }
     var wildcardCharCodes = [42 /* asterisk */, 63 /* question */];
     ts.commonPackageFolders = ["node_modules", "bower_components", "jspm_packages"];
-    var implicitExcludePathRegexPattern = "(?!(" + ts.commonPackageFolders.join("|") + ")(/|$))";
+    var implicitExcludePathRegexPattern = "(?!(".concat(ts.commonPackageFolders.join("|"), ")(/|$))");
     var filesMatcher = {
         /**
          * Matches any single directory segment unless it is the last segment and a .min.js file
@@ -19878,7 +19878,7 @@ var ts;
          * Regex for the ** wildcard. Matches any number of subdirectories. When used for including
          * files or directories, does not match subdirectories that start with a . character
          */
-        doubleAsteriskRegexFragment: "(/" + implicitExcludePathRegexPattern + "[^/.][^/]*)*?",
+        doubleAsteriskRegexFragment: "(/".concat(implicitExcludePathRegexPattern, "[^/.][^/]*)*?"),
         replaceWildcardCharacter: function (match) { return replaceWildcardCharacter(match, filesMatcher.singleAsteriskRegexFragment); }
     };
     var directoriesMatcher = {
@@ -19887,7 +19887,7 @@ var ts;
          * Regex for the ** wildcard. Matches any number of subdirectories. When used for including
          * files or directories, does not match subdirectories that start with a . character
          */
-        doubleAsteriskRegexFragment: "(/" + implicitExcludePathRegexPattern + "[^/.][^/]*)*?",
+        doubleAsteriskRegexFragment: "(/".concat(implicitExcludePathRegexPattern, "[^/.][^/]*)*?"),
         replaceWildcardCharacter: function (match) { return replaceWildcardCharacter(match, directoriesMatcher.singleAsteriskRegexFragment); }
     };
     var excludeMatcher = {
@@ -19905,10 +19905,10 @@ var ts;
         if (!patterns || !patterns.length) {
             return undefined;
         }
-        var pattern = patterns.map(function (pattern) { return "(" + pattern + ")"; }).join("|");
+        var pattern = patterns.map(function (pattern) { return "(".concat(pattern, ")"); }).join("|");
         // If excluding, match "foo/bar/baz...", but if including, only allow "foo".
         var terminator = usage === "exclude" ? "($|/)" : "$";
-        return "^(" + pattern + ")" + terminator;
+        return "^(".concat(pattern, ")").concat(terminator);
     }
     ts.getRegularExpressionForWildcard = getRegularExpressionForWildcard;
     function getRegularExpressionsForWildcards(specs, basePath, usage) {
@@ -19930,7 +19930,7 @@ var ts;
     ts.isImplicitGlob = isImplicitGlob;
     function getPatternFromSpec(spec, basePath, usage) {
         var pattern = spec && getSubPatternFromSpec(spec, basePath, usage, wildcardMatchers[usage]);
-        return pattern && "^(" + pattern + ")" + (usage === "exclude" ? "($|/)" : "$");
+        return pattern && "^(".concat(pattern, ")").concat(usage === "exclude" ? "($|/)" : "$");
     }
     ts.getPatternFromSpec = getPatternFromSpec;
     function getSubPatternFromSpec(spec, basePath, usage, _a) {
@@ -20008,7 +20008,7 @@ var ts;
         currentDirectory = ts.normalizePath(currentDirectory);
         var absolutePath = ts.combinePaths(currentDirectory, path);
         return {
-            includeFilePatterns: ts.map(getRegularExpressionsForWildcards(includes, absolutePath, "files"), function (pattern) { return "^" + pattern + "$"; }),
+            includeFilePatterns: ts.map(getRegularExpressionsForWildcards(includes, absolutePath, "files"), function (pattern) { return "^".concat(pattern, "$"); }),
             includeFilePattern: getRegularExpressionForWildcard(includes, absolutePath, "files"),
             includeDirectoryPattern: getRegularExpressionForWildcard(includes, absolutePath, "directories"),
             excludePattern: getRegularExpressionForWildcard(excludes, absolutePath, "exclude"),
@@ -20289,7 +20289,7 @@ var ts;
      */
     function extensionFromPath(path) {
         var ext = tryGetExtensionFromPath(path);
-        return ext !== undefined ? ext : ts.Debug.fail("File " + path + " has unknown extension.");
+        return ext !== undefined ? ext : ts.Debug.fail("File ".concat(path, " has unknown extension."));
     }
     ts.extensionFromPath = extensionFromPath;
     function isAnySupportedFileExtension(path) {
@@ -26278,7 +26278,7 @@ var ts;
             case 326 /* JSDocAugmentsTag */: return "augments";
             case 327 /* JSDocImplementsTag */: return "implements";
             default:
-                return ts.Debug.fail("Unsupported kind: " + ts.Debug.formatSyntaxKind(kind));
+                return ts.Debug.fail("Unsupported kind: ".concat(ts.Debug.formatSyntaxKind(kind)));
         }
     }
     var rawTextScanner;
@@ -26606,7 +26606,7 @@ var ts;
             };
             var definedTextGetter_1 = function (path) {
                 var result = textGetter_1(path);
-                return result !== undefined ? result : "/* Input file " + path + " was missing */\r\n";
+                return result !== undefined ? result : "/* Input file ".concat(path, " was missing */\r\n");
             };
             var buildInfo_1;
             var getAndCacheBuildInfo_1 = function (getText) {
@@ -31144,7 +31144,7 @@ var ts;
             for (var _i = 0, viableKeywordSuggestions_1 = viableKeywordSuggestions; _i < viableKeywordSuggestions_1.length; _i++) {
                 var keyword = viableKeywordSuggestions_1[_i];
                 if (expressionText.length > keyword.length + 2 && ts.startsWith(expressionText, keyword)) {
-                    return keyword + " " + expressionText.slice(keyword.length);
+                    return "".concat(keyword, " ").concat(expressionText.slice(keyword.length));
                 }
             }
             return undefined;
@@ -37908,7 +37908,7 @@ var ts;
         if (namedArgRegExCache.has(name)) {
             return namedArgRegExCache.get(name);
         }
-        var result = new RegExp("(\\s" + name + "\\s*=\\s*)(?:(?:'([^']*)')|(?:\"([^\"]*)\"))", "im");
+        var result = new RegExp("(\\s".concat(name, "\\s*=\\s*)(?:(?:'([^']*)')|(?:\"([^\"]*)\"))"), "im");
         namedArgRegExCache.set(name, result);
         return result;
     }
@@ -39370,8 +39370,8 @@ var ts;
     }
     ts.createCompilerDiagnosticForInvalidCustomType = createCompilerDiagnosticForInvalidCustomType;
     function createDiagnosticForInvalidCustomType(opt, createDiagnostic) {
-        var namesOfType = ts.arrayFrom(opt.type.keys()).map(function (key) { return "'" + key + "'"; }).join(", ");
-        return createDiagnostic(ts.Diagnostics.Argument_for_0_option_must_be_Colon_1, "--" + opt.name, namesOfType);
+        var namesOfType = ts.arrayFrom(opt.type.keys()).map(function (key) { return "'".concat(key, "'"); }).join(", ");
+        return createDiagnostic(ts.Diagnostics.Argument_for_0_option_must_be_Colon_1, "--".concat(opt.name), namesOfType);
     }
     /* @internal */
     function parseCustomTypeOption(opt, value, errors) {
@@ -40165,10 +40165,10 @@ var ts;
                 var newValue = compilerOptionsMap.get(cmd.name);
                 var defaultValue = getDefaultValueForOption(cmd);
                 if (newValue !== defaultValue) {
-                    result.push("" + tab + cmd.name + ": " + newValue);
+                    result.push("".concat(tab).concat(cmd.name, ": ").concat(newValue));
                 }
                 else if (ts.hasProperty(ts.defaultInitCompilerOptions, cmd.name)) {
-                    result.push("" + tab + cmd.name + ": " + defaultValue);
+                    result.push("".concat(tab).concat(cmd.name, ": ").concat(defaultValue));
                 }
             });
             return result.join(newLine) + newLine;
@@ -40219,19 +40219,19 @@ var ts;
                 if (entries.length !== 0) {
                     entries.push({ value: "" });
                 }
-                entries.push({ value: "/* " + category + " */" });
+                entries.push({ value: "/* ".concat(category, " */") });
                 for (var _i = 0, options_1 = options; _i < options_1.length; _i++) {
                     var option = options_1[_i];
                     var optionName = void 0;
                     if (compilerOptionsMap.has(option.name)) {
-                        optionName = "\"" + option.name + "\": " + JSON.stringify(compilerOptionsMap.get(option.name)) + ((seenKnownKeys += 1) === compilerOptionsMap.size ? "" : ",");
+                        optionName = "\"".concat(option.name, "\": ").concat(JSON.stringify(compilerOptionsMap.get(option.name))).concat((seenKnownKeys += 1) === compilerOptionsMap.size ? "" : ",");
                     }
                     else {
-                        optionName = "// \"" + option.name + "\": " + JSON.stringify(getDefaultValueForOption(option)) + ",";
+                        optionName = "// \"".concat(option.name, "\": ").concat(JSON.stringify(getDefaultValueForOption(option)), ",");
                     }
                     entries.push({
                         value: optionName,
-                        description: "/* " + (option.description && ts.getLocaleSpecificMessage(option.description) || option.name) + " */"
+                        description: "/* ".concat(option.description && ts.getLocaleSpecificMessage(option.description) || option.name, " */")
                     });
                     marginLength = Math.max(optionName.length, marginLength);
                 }
@@ -40240,25 +40240,25 @@ var ts;
             var tab = makePadding(2);
             var result = [];
             result.push("{");
-            result.push(tab + "\"compilerOptions\": {");
-            result.push("" + tab + tab + "/* " + ts.getLocaleSpecificMessage(ts.Diagnostics.Visit_https_Colon_Slash_Slashaka_ms_Slashtsconfig_json_to_read_more_about_this_file) + " */");
+            result.push("".concat(tab, "\"compilerOptions\": {"));
+            result.push("".concat(tab).concat(tab, "/* ").concat(ts.getLocaleSpecificMessage(ts.Diagnostics.Visit_https_Colon_Slash_Slashaka_ms_Slashtsconfig_json_to_read_more_about_this_file), " */"));
             result.push("");
             // Print out each row, aligning all the descriptions on the same column.
             for (var _a = 0, entries_2 = entries; _a < entries_2.length; _a++) {
                 var entry = entries_2[_a];
                 var value = entry.value, _b = entry.description, description = _b === void 0 ? "" : _b;
-                result.push(value && "" + tab + tab + value + (description && (makePadding(marginLength - value.length + 2) + description)));
+                result.push(value && "".concat(tab).concat(tab).concat(value).concat(description && (makePadding(marginLength - value.length + 2) + description)));
             }
             if (fileNames.length) {
-                result.push(tab + "},");
-                result.push(tab + "\"files\": [");
+                result.push("".concat(tab, "},"));
+                result.push("".concat(tab, "\"files\": ["));
                 for (var i = 0; i < fileNames.length; i++) {
-                    result.push("" + tab + tab + JSON.stringify(fileNames[i]) + (i === fileNames.length - 1 ? "" : ","));
+                    result.push("".concat(tab).concat(tab).concat(JSON.stringify(fileNames[i])).concat(i === fileNames.length - 1 ? "" : ","));
                 }
-                result.push(tab + "]");
+                result.push("".concat(tab, "]"));
             }
             else {
-                result.push(tab + "}");
+                result.push("".concat(tab, "}"));
             }
             result.push("}");
             return result.join(newLine) + newLine;
@@ -40656,7 +40656,7 @@ var ts;
         if (ts.isRootedDiskPath(extendedConfig) || ts.startsWith(extendedConfig, "./") || ts.startsWith(extendedConfig, "../")) {
             var extendedConfigPath = ts.getNormalizedAbsolutePath(extendedConfig, basePath);
             if (!host.fileExists(extendedConfigPath) && !ts.endsWith(extendedConfigPath, ".json" /* Json */)) {
-                extendedConfigPath = extendedConfigPath + ".json";
+                extendedConfigPath = "".concat(extendedConfigPath, ".json");
                 if (!host.fileExists(extendedConfigPath)) {
                     errors.push(createDiagnostic(ts.Diagnostics.File_0_not_found, extendedConfig));
                     return undefined;
@@ -40901,7 +40901,7 @@ var ts;
                     // Valid only if *.json specified
                     if (!jsonOnlyIncludeRegexes) {
                         var includes = validatedIncludeSpecs.filter(function (s) { return ts.endsWith(s, ".json" /* Json */); });
-                        var includeFilePatterns = ts.map(ts.getRegularExpressionsForWildcards(includes, basePath, "files"), function (pattern) { return "^" + pattern + "$"; });
+                        var includeFilePatterns = ts.map(ts.getRegularExpressionsForWildcards(includes, basePath, "files"), function (pattern) { return "^".concat(pattern, "$"); });
                         jsonOnlyIncludeRegexes = includeFilePatterns ? includeFilePatterns.map(function (pattern) { return ts.getRegexFromPattern(pattern, host.useCaseSensitiveFileNames); }) : ts.emptyArray;
                     }
                     var includeIndex = ts.findIndex(jsonOnlyIncludeRegexes, function (re) { return re.test(file); });
@@ -41337,7 +41337,7 @@ var ts;
         var bestVersionKey = result.version, bestVersionPaths = result.paths;
         if (typeof bestVersionPaths !== "object") {
             if (state.traceEnabled) {
-                trace(state.host, ts.Diagnostics.Expected_type_of_0_field_in_package_json_to_be_1_got_2, "typesVersions['" + bestVersionKey + "']", "object", typeof bestVersionPaths);
+                trace(state.host, ts.Diagnostics.Expected_type_of_0_field_in_package_json_to_be_1_got_2, "typesVersions['".concat(bestVersionKey, "']"), "object", typeof bestVersionPaths);
             }
             return;
         }
@@ -41448,7 +41448,10 @@ var ts;
             }
         }
         var failedLookupLocations = [];
-        var moduleResolutionState = { compilerOptions: options, host: host, traceEnabled: traceEnabled, failedLookupLocations: failedLookupLocations, packageJsonInfoCache: cache, features: NodeResolutionFeatures.AllFeatures, conditions: ["node", "require", "types"] };
+        var features = ts.getEmitModuleResolutionKind(options) === ts.ModuleResolutionKind.Node12 ? NodeResolutionFeatures.Node12Default :
+            ts.getEmitModuleResolutionKind(options) === ts.ModuleResolutionKind.NodeNext ? NodeResolutionFeatures.NodeNextDefault :
+                NodeResolutionFeatures.None;
+        var moduleResolutionState = { compilerOptions: options, host: host, traceEnabled: traceEnabled, failedLookupLocations: failedLookupLocations, packageJsonInfoCache: cache, features: features, conditions: ["node", "require", "types"] };
         var resolved = primaryLookup();
         var primary = true;
         if (!resolved) {
@@ -41715,7 +41718,7 @@ var ts;
         };
         return cache;
         function getUnderlyingCacheKey(specifier, mode) {
-            var result = mode === undefined ? specifier : mode + "|" + specifier;
+            var result = mode === undefined ? specifier : "".concat(mode, "|").concat(specifier);
             memoizedReverseKeys.set(result, [specifier, mode]);
             return result;
         }
@@ -41746,7 +41749,7 @@ var ts;
         }
         function getOrCreateCacheForModuleName(nonRelativeModuleName, mode, redirectedReference) {
             ts.Debug.assert(!ts.isExternalModuleNameRelative(nonRelativeModuleName));
-            return getOrCreateCache(moduleNameToDirectoryMap, redirectedReference, mode === undefined ? nonRelativeModuleName : mode + "|" + nonRelativeModuleName, createPerModuleNameCache);
+            return getOrCreateCache(moduleNameToDirectoryMap, redirectedReference, mode === undefined ? nonRelativeModuleName : "".concat(mode, "|").concat(nonRelativeModuleName), createPerModuleNameCache);
         }
         function createPerModuleNameCache() {
             var directoryPathMap = new ts.Map();
@@ -41893,10 +41896,10 @@ var ts;
                     result = classicNameResolver(moduleName, containingFile, compilerOptions, host, cache, redirectedReference);
                     break;
                 default:
-                    return ts.Debug.fail("Unexpected moduleResolution: " + moduleResolution);
+                    return ts.Debug.fail("Unexpected moduleResolution: ".concat(moduleResolution));
             }
             if (result && result.resolvedModule)
-                ts.perfLogger.logInfoEvent("Module \"" + moduleName + "\" resolved to \"" + result.resolvedModule.resolvedFileName + "\"");
+                ts.perfLogger.logInfoEvent("Module \"".concat(moduleName, "\" resolved to \"").concat(result.resolvedModule.resolvedFileName, "\""));
             ts.perfLogger.logStopResolveModule((result && result.resolvedModule) ? "" + result.resolvedModule.resolvedFileName : "null");
             if (perFolderCache) {
                 perFolderCache.set(moduleName, resolutionMode, result);
@@ -42099,7 +42102,7 @@ var ts;
     function resolveJSModule(moduleName, initialDir, host) {
         var _a = tryResolveJSModuleWorker(moduleName, initialDir, host), resolvedModule = _a.resolvedModule, failedLookupLocations = _a.failedLookupLocations;
         if (!resolvedModule) {
-            throw new Error("Could not resolve JS module '" + moduleName + "' starting at '" + initialDir + "'. Looked in: " + failedLookupLocations.join(", "));
+            throw new Error("Could not resolve JS module '".concat(moduleName, "' starting at '").concat(initialDir, "'. Looked in: ").concat(failedLookupLocations.join(", ")));
         }
         return resolvedModule.resolvedFileName;
     }
@@ -42123,13 +42126,15 @@ var ts;
         // not currently backported to node 12 - https://github.com/nodejs/Release/issues/690
         NodeResolutionFeatures[NodeResolutionFeatures["ExportsPatternTrailers"] = 16] = "ExportsPatternTrailers";
         NodeResolutionFeatures[NodeResolutionFeatures["AllFeatures"] = 30] = "AllFeatures";
+        NodeResolutionFeatures[NodeResolutionFeatures["Node12Default"] = 14] = "Node12Default";
+        NodeResolutionFeatures[NodeResolutionFeatures["NodeNextDefault"] = 30] = "NodeNextDefault";
         NodeResolutionFeatures[NodeResolutionFeatures["EsmMode"] = 32] = "EsmMode";
     })(NodeResolutionFeatures || (NodeResolutionFeatures = {}));
     function node12ModuleNameResolver(moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode) {
-        return nodeNextModuleNameResolverWorker(NodeResolutionFeatures.Imports | NodeResolutionFeatures.SelfName | NodeResolutionFeatures.Exports, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode);
+        return nodeNextModuleNameResolverWorker(NodeResolutionFeatures.Node12Default, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode);
     }
     function nodeNextModuleNameResolver(moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode) {
-        return nodeNextModuleNameResolverWorker(NodeResolutionFeatures.AllFeatures, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode);
+        return nodeNextModuleNameResolverWorker(NodeResolutionFeatures.NodeNextDefault, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode);
     }
     function nodeNextModuleNameResolverWorker(features, moduleName, containingFile, compilerOptions, host, cache, redirectedReference, resolutionMode) {
         var containingDirectory = ts.getDirectoryPath(containingFile);
@@ -42212,7 +42217,7 @@ var ts;
         if (traceEnabled) {
             trace(host, ts.Diagnostics.Resolving_real_path_for_0_result_1, path, real);
         }
-        ts.Debug.assert(host.fileExists(real), path + " linked to nonexistent file " + real);
+        ts.Debug.assert(host.fileExists(real), "".concat(path, " linked to nonexistent file ").concat(real));
         return real;
     }
     function nodeLoadModuleByRelativeName(extensions, candidate, onlyRecordFailures, state, considerPackageJson) {
@@ -42598,7 +42603,7 @@ var ts;
             return undefined;
         }
         var trailingParts = parts.slice(nameParts.length);
-        return loadModuleFromExports(scope, extensions, !ts.length(trailingParts) ? "." : "." + ts.directorySeparator + trailingParts.join(ts.directorySeparator), state, cache, redirectedReference);
+        return loadModuleFromExports(scope, extensions, !ts.length(trailingParts) ? "." : ".".concat(ts.directorySeparator).concat(trailingParts.join(ts.directorySeparator)), state, cache, redirectedReference);
     }
     function loadModuleFromExports(scope, extensions, subpath, state, cache, redirectedReference) {
         if (!scope.packageJsonContent.exports) {
@@ -42926,7 +42931,7 @@ var ts;
     }
     /* @internal */
     function getTypesPackageName(packageName) {
-        return "@types/" + mangleScopedPackageName(packageName);
+        return "@types/".concat(mangleScopedPackageName(packageName));
     }
     ts.getTypesPackageName = getTypesPackageName;
     /* @internal */
@@ -43327,7 +43332,7 @@ var ts;
             if (name) {
                 if (ts.isAmbientModule(node)) {
                     var moduleName = ts.getTextOfIdentifierOrLiteral(name);
-                    return (ts.isGlobalScopeAugmentation(node) ? "__global" : "\"" + moduleName + "\"");
+                    return (ts.isGlobalScopeAugmentation(node) ? "__global" : "\"".concat(moduleName, "\""));
                 }
                 if (name.kind === 161 /* ComputedPropertyName */) {
                     var nameExpression = name.expression;
@@ -43384,7 +43389,7 @@ var ts;
                 case 163 /* Parameter */:
                     // Parameters with names are handled at the top of this function.  Parameters
                     // without names can only come from JSDocFunctionTypes.
-                    ts.Debug.assert(node.parent.kind === 315 /* JSDocFunctionType */, "Impossible parameter parent kind", function () { return "parent is: " + (ts.SyntaxKind ? ts.SyntaxKind[node.parent.kind] : node.parent.kind) + ", expected JSDocFunctionType"; });
+                    ts.Debug.assert(node.parent.kind === 315 /* JSDocFunctionType */, "Impossible parameter parent kind", function () { return "parent is: ".concat(ts.SyntaxKind ? ts.SyntaxKind[node.parent.kind] : node.parent.kind, ", expected JSDocFunctionType"); });
                     var functionType = node.parent;
                     var index = functionType.parameters.indexOf(node);
                     return "arg" + index;
@@ -43496,7 +43501,7 @@ var ts;
                         var relatedInformation_1 = [];
                         if (ts.isTypeAliasDeclaration(node) && ts.nodeIsMissing(node.type) && ts.hasSyntacticModifier(node, 1 /* Export */) && symbol.flags & (2097152 /* Alias */ | 788968 /* Type */ | 1920 /* Namespace */)) {
                             // export type T; - may have meant export type { T }?
-                            relatedInformation_1.push(createDiagnosticForNode(node, ts.Diagnostics.Did_you_mean_0, "export type { " + ts.unescapeLeadingUnderscores(node.name.escapedText) + " }"));
+                            relatedInformation_1.push(createDiagnosticForNode(node, ts.Diagnostics.Did_you_mean_0, "export type { ".concat(ts.unescapeLeadingUnderscores(node.name.escapedText), " }")));
                         }
                         var declarationName_1 = ts.getNameOfDeclaration(node) || node;
                         ts.forEach(symbol.declarations, function (declaration, index) {
@@ -45569,7 +45574,7 @@ var ts;
             }
         }
         function bindSourceFileAsExternalModule() {
-            bindAnonymousDeclaration(file, 512 /* ValueModule */, "\"" + ts.removeFileExtension(file.fileName) + "\"");
+            bindAnonymousDeclaration(file, 512 /* ValueModule */, "\"".concat(ts.removeFileExtension(file.fileName), "\""));
         }
         function bindExportAssignment(node) {
             if (!container.symbol || !container.symbol.exports) {
@@ -47658,7 +47663,7 @@ var ts;
                 if (sourceSymbolFile && targetSymbolFile && amalgamatedDuplicates && !isEitherEnum && sourceSymbolFile !== targetSymbolFile) {
                     var firstFile_1 = ts.comparePaths(sourceSymbolFile.path, targetSymbolFile.path) === -1 /* LessThan */ ? sourceSymbolFile : targetSymbolFile;
                     var secondFile_1 = firstFile_1 === sourceSymbolFile ? targetSymbolFile : sourceSymbolFile;
-                    var filesDuplicates = ts.getOrUpdate(amalgamatedDuplicates, firstFile_1.path + "|" + secondFile_1.path, function () {
+                    var filesDuplicates = ts.getOrUpdate(amalgamatedDuplicates, "".concat(firstFile_1.path, "|").concat(secondFile_1.path), function () {
                         return ({ firstFile: firstFile_1, secondFile: secondFile_1, conflictingSymbols: new ts.Map() });
                     });
                     var conflictingSymbolInfo = ts.getOrUpdate(filesDuplicates.conflictingSymbols, symbolName_1, function () {
@@ -48092,11 +48097,12 @@ var ts;
          *
          * @param isUse If true, this will count towards --noUnusedLocals / --noUnusedParameters.
          */
-        function resolveName(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals) {
+        function resolveName(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSpellingSuggstions) {
             if (excludeGlobals === void 0) { excludeGlobals = false; }
-            return resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSymbol);
+            if (getSpellingSuggstions === void 0) { getSpellingSuggstions = true; }
+            return resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSpellingSuggstions, getSymbol);
         }
-        function resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, lookup) {
+        function resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, excludeGlobals, getSpellingSuggestions, lookup) {
             var _a, _b, _c;
             var originalLocation = location; // needed for did-you-mean error reporting, which gathers candidates starting from the original location
             var result;
@@ -48413,7 +48419,7 @@ var ts;
                 }
             }
             if (!result) {
-                if (nameNotFoundMessage) {
+                if (nameNotFoundMessage && produceDiagnostics) {
                     if (!errorLocation ||
                         !checkAndReportErrorForMissingPrefix(errorLocation, name, nameArg) && // TODO: GH#18217
                             !checkAndReportErrorForExtendingInterface(errorLocation) &&
@@ -48423,7 +48429,7 @@ var ts;
                             !checkAndReportErrorForUsingNamespaceModuleAsValue(errorLocation, name, meaning) &&
                             !checkAndReportErrorForUsingValueAsType(errorLocation, name, meaning)) {
                         var suggestion = void 0;
-                        if (suggestionCount < maximumSuggestionCount) {
+                        if (getSpellingSuggestions && suggestionCount < maximumSuggestionCount) {
                             suggestion = getSuggestedSymbolForNonexistentSymbol(originalLocation, name, meaning);
                             var isGlobalScopeAugmentationDeclaration = (suggestion === null || suggestion === void 0 ? void 0 : suggestion.valueDeclaration) && ts.isAmbientModule(suggestion.valueDeclaration) && ts.isGlobalScopeAugmentation(suggestion.valueDeclaration);
                             if (isGlobalScopeAugmentationDeclaration) {
@@ -48459,7 +48465,7 @@ var ts;
                 return undefined;
             }
             // Perform extra checks only if error reporting was requested
-            if (nameNotFoundMessage) {
+            if (nameNotFoundMessage && produceDiagnostics) {
                 if (propertyWithInvalidInitializer && !(ts.getEmitScriptTarget(compilerOptions) === 99 /* ESNext */ && useDefineForClassFields)) {
                     // We have a match, but the reference occurred within a property initializer and the identifier also binds
                     // to a local variable in the constructor where the code will be emitted. Note that this is actually allowed
@@ -50297,7 +50303,7 @@ var ts;
             var cache = (links.accessibleChainCache || (links.accessibleChainCache = new ts.Map()));
             // Go from enclosingDeclaration to the first scope we check, so the cache is keyed off the scope and thus shared more
             var firstRelevantLocation = forEachSymbolTableInScope(enclosingDeclaration, function (_, __, ___, node) { return node; });
-            var key = (useOnlyExternalAliasing ? 0 : 1) + "|" + (firstRelevantLocation && getNodeId(firstRelevantLocation)) + "|" + meaning;
+            var key = "".concat(useOnlyExternalAliasing ? 0 : 1, "|").concat(firstRelevantLocation && getNodeId(firstRelevantLocation), "|").concat(meaning);
             if (cache.has(key)) {
                 return cache.get(key);
             }
@@ -51145,7 +51151,7 @@ var ts;
                         context.symbolDepth = new ts.Map();
                     }
                     var links = context.enclosingDeclaration && getNodeLinks(context.enclosingDeclaration);
-                    var key = getTypeId(type) + "|" + context.flags;
+                    var key = "".concat(getTypeId(type), "|").concat(context.flags);
                     if (links) {
                         links.serializedTypes || (links.serializedTypes = new ts.Map());
                     }
@@ -51414,7 +51420,7 @@ var ts;
                             }
                         }
                         if (checkTruncationLength(context) && (i + 2 < properties.length - 1)) {
-                            typeElements.push(ts.factory.createPropertySignature(/*modifiers*/ undefined, "... " + (properties.length - i) + " more ...", /*questionToken*/ undefined, /*type*/ undefined));
+                            typeElements.push(ts.factory.createPropertySignature(/*modifiers*/ undefined, "... ".concat(properties.length - i, " more ..."), /*questionToken*/ undefined, /*type*/ undefined));
                             addPropertyToElementList(properties[properties.length - 1], context, typeElements);
                             break;
                         }
@@ -51529,7 +51535,7 @@ var ts;
                         else if (types.length > 2) {
                             return [
                                 typeToTypeNodeHelper(types[0], context),
-                                ts.factory.createTypeReferenceNode("... " + (types.length - 2) + " more ...", /*typeArguments*/ undefined),
+                                ts.factory.createTypeReferenceNode("... ".concat(types.length - 2, " more ..."), /*typeArguments*/ undefined),
                                 typeToTypeNodeHelper(types[types.length - 1], context)
                             ];
                         }
@@ -51543,7 +51549,7 @@ var ts;
                         var type = types_2[_i];
                         i++;
                         if (checkTruncationLength(context) && (i + 2 < types.length - 1)) {
-                            result_5.push(ts.factory.createTypeReferenceNode("... " + (types.length - i) + " more ...", /*typeArguments*/ undefined));
+                            result_5.push(ts.factory.createTypeReferenceNode("... ".concat(types.length - i, " more ..."), /*typeArguments*/ undefined));
                             var typeNode_1 = typeToTypeNodeHelper(types[types.length - 1], context);
                             if (typeNode_1) {
                                 result_5.push(typeNode_1);
@@ -52051,7 +52057,7 @@ var ts;
                     var text = rawtext;
                     while (((_b = context.typeParameterNamesByText) === null || _b === void 0 ? void 0 : _b.has(text)) || typeParameterShadowsNameInScope(text, context, type)) {
                         i++;
-                        text = rawtext + "_" + i;
+                        text = "".concat(rawtext, "_").concat(i);
                     }
                     if (text !== rawtext) {
                         result = ts.factory.createIdentifier(text, result.typeArguments);
@@ -52377,7 +52383,7 @@ var ts;
                     function getNameForJSDocFunctionParameter(p, index) {
                         return p.name && ts.isIdentifier(p.name) && p.name.escapedText === "this" ? "this"
                             : getEffectiveDotDotDotForParameter(p) ? "args"
-                                : "arg" + index;
+                                : "arg".concat(index);
                     }
                     function rewriteModuleSpecifier(parent, lit) {
                         if (bundled) {
@@ -53462,7 +53468,7 @@ var ts;
                             return results_1;
                         }
                         // The `Constructor`'s symbol isn't in the class's properties lists, obviously, since it's a signature on the static
-                        return ts.Debug.fail("Unhandled class member kind! " + (p.__debugFlags || p.flags));
+                        return ts.Debug.fail("Unhandled class member kind! ".concat(p.__debugFlags || p.flags));
                     };
                 }
                 function serializePropertySymbolForInterface(p, baseType) {
@@ -53537,7 +53543,7 @@ var ts;
                     if (ref) {
                         return ref;
                     }
-                    var tempName = getUnusedName(rootName + "_base");
+                    var tempName = getUnusedName("".concat(rootName, "_base"));
                     var statement = ts.factory.createVariableStatement(/*modifiers*/ undefined, ts.factory.createVariableDeclarationList([
                         ts.factory.createVariableDeclaration(tempName, /*exclamationToken*/ undefined, typeToTypeNodeHelper(staticType, context))
                     ], 2 /* Const */));
@@ -53584,7 +53590,7 @@ var ts;
                     var original = input;
                     while ((_a = context.usedSymbolNames) === null || _a === void 0 ? void 0 : _a.has(input)) {
                         i++;
-                        input = original + "_" + i;
+                        input = "".concat(original, "_").concat(i);
                     }
                     (_b = context.usedSymbolNames) === null || _b === void 0 ? void 0 : _b.add(input);
                     if (id) {
@@ -53692,15 +53698,15 @@ var ts;
                 if (nameType.flags & 384 /* StringOrNumberLiteral */) {
                     var name = "" + nameType.value;
                     if (!ts.isIdentifierText(name, ts.getEmitScriptTarget(compilerOptions)) && !isNumericLiteralName(name)) {
-                        return "\"" + ts.escapeString(name, 34 /* doubleQuote */) + "\"";
+                        return "\"".concat(ts.escapeString(name, 34 /* doubleQuote */), "\"");
                     }
                     if (isNumericLiteralName(name) && ts.startsWith(name, "-")) {
-                        return "[" + name + "]";
+                        return "[".concat(name, "]");
                     }
                     return name;
                 }
                 if (nameType.flags & 8192 /* UniqueESSymbol */) {
-                    return "[" + getNameOfSymbolAsWritten(nameType.symbol, context) + "]";
+                    return "[".concat(getNameOfSymbolAsWritten(nameType.symbol, context), "]");
                 }
             }
         }
@@ -56474,7 +56480,7 @@ var ts;
                     !leftName ? rightName :
                         !rightName ? leftName :
                             undefined;
-                var paramSymbol = createSymbol(1 /* FunctionScopedVariable */ | (isOptional && !isRestParam ? 16777216 /* Optional */ : 0), paramName || "arg" + i);
+                var paramSymbol = createSymbol(1 /* FunctionScopedVariable */ | (isOptional && !isRestParam ? 16777216 /* Optional */ : 0), paramName || "arg".concat(i));
                 paramSymbol.type = isRestParam ? createArrayType(unionParamType) : unionParamType;
                 params[i] = paramSymbol;
             }
@@ -58393,7 +58399,7 @@ var ts;
             return result;
         }
         function getAliasId(aliasSymbol, aliasTypeArguments) {
-            return aliasSymbol ? "@" + getSymbolId(aliasSymbol) + (aliasTypeArguments ? ":" + getTypeListId(aliasTypeArguments) : "") : "";
+            return aliasSymbol ? "@".concat(getSymbolId(aliasSymbol)) + (aliasTypeArguments ? ":".concat(getTypeListId(aliasTypeArguments)) : "") : "";
         }
         // This function is used to propagate certain flags when creating new object type references and union types.
         // It is only necessary to do so if a constituent type might be the undefined type, the null type, the type
@@ -58579,7 +58585,7 @@ var ts;
             return undefined;
         }
         function getSymbolPath(symbol) {
-            return symbol.parent ? getSymbolPath(symbol.parent) + "." + symbol.escapedName : symbol.escapedName;
+            return symbol.parent ? "".concat(getSymbolPath(symbol.parent), ".").concat(symbol.escapedName) : symbol.escapedName;
         }
         function getUnresolvedSymbolForEntityName(name) {
             var identifier = name.kind === 160 /* QualifiedName */ ? name.right :
@@ -58590,7 +58596,7 @@ var ts;
                 var parentSymbol = name.kind === 160 /* QualifiedName */ ? getUnresolvedSymbolForEntityName(name.left) :
                     name.kind === 205 /* PropertyAccessExpression */ ? getUnresolvedSymbolForEntityName(name.expression) :
                         undefined;
-                var path = parentSymbol ? getSymbolPath(parentSymbol) + "." + text : text;
+                var path = parentSymbol ? "".concat(getSymbolPath(parentSymbol), ".").concat(text) : text;
                 var result = unresolvedSymbols.get(path);
                 if (!result) {
                     unresolvedSymbols.set(path, result = createSymbol(524288 /* TypeAlias */, text, 1048576 /* Unresolved */));
@@ -58663,7 +58669,7 @@ var ts;
             if (substitute.flags & 3 /* AnyOrUnknown */ || substitute === baseType) {
                 return baseType;
             }
-            var id = getTypeId(baseType) + ">" + getTypeId(substitute);
+            var id = "".concat(getTypeId(baseType), ">").concat(getTypeId(substitute));
             var cached = substitutionTypes.get(id);
             if (cached) {
                 return cached;
@@ -58864,7 +58870,7 @@ var ts;
         }
         function getGlobalSymbol(name, meaning, diagnostic) {
             // Don't track references for global symbols anyway, so value if `isReference` is arbitrary
-            return resolveName(undefined, name, meaning, diagnostic, name, /*isUse*/ false);
+            return resolveName(undefined, name, meaning, diagnostic, name, /*isUse*/ false, /*excludeGlobals*/ false, /*getSpellingSuggestions*/ false);
         }
         function getGlobalType(name, arity, reportErrors) {
             var symbol = getGlobalTypeSymbol(name, reportErrors);
@@ -59587,9 +59593,9 @@ var ts;
                 return types[0];
             }
             var typeKey = !origin ? getTypeListId(types) :
-                origin.flags & 1048576 /* Union */ ? "|" + getTypeListId(origin.types) :
-                    origin.flags & 2097152 /* Intersection */ ? "&" + getTypeListId(origin.types) :
-                        "#" + origin.type.id + "|" + getTypeListId(types); // origin type id alone is insufficient, as `keyof x` may resolve to multiple WIP values while `x` is still resolving
+                origin.flags & 1048576 /* Union */ ? "|".concat(getTypeListId(origin.types)) :
+                    origin.flags & 2097152 /* Intersection */ ? "&".concat(getTypeListId(origin.types)) :
+                        "#".concat(origin.type.id, "|").concat(getTypeListId(types)); // origin type id alone is insufficient, as `keyof x` may resolve to multiple WIP values while `x` is still resolving
             var id = typeKey + getAliasId(aliasSymbol, aliasTypeArguments);
             var type = unionTypes.get(id);
             if (!type) {
@@ -60111,7 +60117,7 @@ var ts;
             if (ts.every(newTexts, function (t) { return t === ""; }) && ts.every(newTypes, function (t) { return !!(t.flags & 4 /* String */); })) {
                 return stringType;
             }
-            var id = getTypeListId(newTypes) + "|" + ts.map(newTexts, function (t) { return t.length; }).join(",") + "|" + newTexts.join("");
+            var id = "".concat(getTypeListId(newTypes), "|").concat(ts.map(newTexts, function (t) { return t.length; }).join(","), "|").concat(newTexts.join(""));
             var type = templateLiteralTypes.get(id);
             if (!type) {
                 templateLiteralTypes.set(id, type = createTemplateLiteralType(newTexts, newTypes));
@@ -60171,7 +60177,7 @@ var ts;
             return str;
         }
         function getStringMappingTypeForGenericType(symbol, type) {
-            var id = getSymbolId(symbol) + "," + getTypeId(type);
+            var id = "".concat(getSymbolId(symbol), ",").concat(getTypeId(type));
             var result = stringMappingTypes.get(id);
             if (!result) {
                 stringMappingTypes.set(id, result = createStringMappingType(symbol, type));
@@ -61191,7 +61197,7 @@ var ts;
         function createUniqueESSymbolType(symbol) {
             var type = createType(8192 /* UniqueESSymbol */);
             type.symbol = symbol;
-            type.escapedName = "__@" + type.symbol.escapedName + "@" + getSymbolId(type.symbol);
+            type.escapedName = "__@".concat(type.symbol.escapedName, "@").concat(getSymbolId(type.symbol));
             return type;
         }
         function getESSymbolLikeTypeForNode(node) {
@@ -62734,7 +62740,7 @@ var ts;
                     return true;
             }
             if (source.flags & 524288 /* Object */ && target.flags & 524288 /* Object */) {
-                var related = relation.get(getRelationKey(source, target, 0 /* None */, relation));
+                var related = relation.get(getRelationKey(source, target, 0 /* None */, relation, /*ignoreConstraints*/ false));
                 if (related !== undefined) {
                     return !!(related & 1 /* Succeeded */);
                 }
@@ -62880,24 +62886,24 @@ var ts;
                         case ts.Diagnostics.Types_of_property_0_are_incompatible.code: {
                             // Parenthesize a `new` if there is one
                             if (path.indexOf("new ") === 0) {
-                                path = "(" + path + ")";
+                                path = "(".concat(path, ")");
                             }
                             var str = "" + args[0];
                             // If leading, just print back the arg (irrespective of if it's a valid identifier)
                             if (path.length === 0) {
-                                path = "" + str;
+                                path = "".concat(str);
                             }
                             // Otherwise write a dotted name if possible
                             else if (ts.isIdentifierText(str, ts.getEmitScriptTarget(compilerOptions))) {
-                                path = path + "." + str;
+                                path = "".concat(path, ".").concat(str);
                             }
                             // Failing that, check if the name is already a computed name
                             else if (str[0] === "[" && str[str.length - 1] === "]") {
-                                path = "" + path + str;
+                                path = "".concat(path).concat(str);
                             }
                             // And finally write out a computed name as a last resort
                             else {
-                                path = path + "[" + str + "]";
+                                path = "".concat(path, "[").concat(str, "]");
                             }
                             break;
                         }
@@ -62926,7 +62932,7 @@ var ts;
                                     msg.code === ts.Diagnostics.Construct_signatures_with_no_arguments_have_incompatible_return_types_0_and_1.code)
                                     ? ""
                                     : "...";
-                                path = "" + prefix + path + "(" + params + ")";
+                                path = "".concat(prefix).concat(path, "(").concat(params, ")");
                             }
                             break;
                         }
@@ -62939,7 +62945,7 @@ var ts;
                             break;
                         }
                         default:
-                            return ts.Debug.fail("Unhandled Diagnostic: " + msg.code);
+                            return ts.Debug.fail("Unhandled Diagnostic: ".concat(msg.code));
                     }
                 }
                 if (path) {
@@ -63583,7 +63589,8 @@ var ts;
                 if (overflow) {
                     return 0 /* False */;
                 }
-                var id = getRelationKey(source, target, intersectionState | (inPropertyCheck ? 16 /* InPropertyCheck */ : 0), relation);
+                var keyIntersectionState = intersectionState | (inPropertyCheck ? 16 /* InPropertyCheck */ : 0);
+                var id = getRelationKey(source, target, keyIntersectionState, relation, /*ingnoreConstraints*/ false);
                 var entry = relation.get(id);
                 if (entry !== undefined) {
                     if (reportErrors && entry & 2 /* Failed */ && !(entry & 4 /* Reported */)) {
@@ -63610,16 +63617,13 @@ var ts;
                     targetStack = [];
                 }
                 else {
-                    // generate a key where all type parameter id positions are replaced with unconstrained type parameter ids
-                    // this isn't perfect - nested type references passed as type arguments will muck up the indexes and thus
-                    // prevent finding matches- but it should hit up the common cases
-                    var broadestEquivalentId = id.split(",").map(function (i) { return i.replace(/-\d+/g, function (_match, offset) {
-                        var index = ts.length(id.slice(0, offset).match(/[-=]/g) || undefined);
-                        return "=" + index;
-                    }); }).join(",");
+                    // A key that starts with "*" is an indication that we have type references that reference constrained
+                    // type parameters. For such keys we also check against the key we would have gotten if all type parameters
+                    // were unconstrained.
+                    var broadestEquivalentId = id.startsWith("*") ? getRelationKey(source, target, keyIntersectionState, relation, /*ignoreConstraints*/ true) : undefined;
                     for (var i = 0; i < maybeCount; i++) {
                         // If source and target are already being compared, consider them related with assumptions
-                        if (id === maybeKeys[i] || broadestEquivalentId === maybeKeys[i]) {
+                        if (id === maybeKeys[i] || broadestEquivalentId && broadestEquivalentId === maybeKeys[i]) {
                             return 3 /* Maybe */;
                         }
                     }
@@ -65126,48 +65130,56 @@ var ts;
         function isTypeReferenceWithGenericArguments(type) {
             return isNonDeferredTypeReference(type) && ts.some(getTypeArguments(type), function (t) { return !!(t.flags & 262144 /* TypeParameter */) || isTypeReferenceWithGenericArguments(t); });
         }
-        /**
-         * getTypeReferenceId(A<T, number, U>) returns "111=0-12=1"
-         *   where A.id=111 and number.id=12
-         */
-        function getTypeReferenceId(type, typeParameters, depth) {
-            if (depth === void 0) { depth = 0; }
-            var result = "" + type.target.id;
-            for (var _i = 0, _a = getTypeArguments(type); _i < _a.length; _i++) {
-                var t = _a[_i];
-                if (isUnconstrainedTypeParameter(t)) {
-                    var index = typeParameters.indexOf(t);
-                    if (index < 0) {
-                        index = typeParameters.length;
-                        typeParameters.push(t);
+        function getGenericTypeReferenceRelationKey(source, target, postFix, ignoreConstraints) {
+            var typeParameters = [];
+            var constraintMarker = "";
+            var sourceId = getTypeReferenceId(source, 0);
+            var targetId = getTypeReferenceId(target, 0);
+            return "".concat(constraintMarker).concat(sourceId, ",").concat(targetId).concat(postFix);
+            // getTypeReferenceId(A<T, number, U>) returns "111=0-12=1"
+            // where A.id=111 and number.id=12
+            function getTypeReferenceId(type, depth) {
+                if (depth === void 0) { depth = 0; }
+                var result = "" + type.target.id;
+                for (var _i = 0, _a = getTypeArguments(type); _i < _a.length; _i++) {
+                    var t = _a[_i];
+                    if (t.flags & 262144 /* TypeParameter */) {
+                        if (ignoreConstraints || isUnconstrainedTypeParameter(t)) {
+                            var index = typeParameters.indexOf(t);
+                            if (index < 0) {
+                                index = typeParameters.length;
+                                typeParameters.push(t);
+                            }
+                            result += "=" + index;
+                            continue;
+                        }
+                        // We mark type references that reference constrained type parameters such that we know to obtain
+                        // and look for a "broadest equivalent key" in the cache.
+                        constraintMarker = "*";
+                    }
+                    else if (depth < 4 && isTypeReferenceWithGenericArguments(t)) {
+                        result += "<" + getTypeReferenceId(t, depth + 1) + ">";
+                        continue;
                     }
-                    result += "=" + index;
-                }
-                else if (depth < 4 && isTypeReferenceWithGenericArguments(t)) {
-                    result += "<" + getTypeReferenceId(t, typeParameters, depth + 1) + ">";
-                }
-                else {
                     result += "-" + t.id;
                 }
+                return result;
             }
-            return result;
         }
         /**
          * To improve caching, the relation key for two generic types uses the target's id plus ids of the type parameters.
          * For other cases, the types ids are used.
          */
-        function getRelationKey(source, target, intersectionState, relation) {
+        function getRelationKey(source, target, intersectionState, relation, ignoreConstraints) {
             if (relation === identityRelation && source.id > target.id) {
                 var temp = source;
                 source = target;
                 target = temp;
             }
             var postFix = intersectionState ? ":" + intersectionState : "";
-            if (isTypeReferenceWithGenericArguments(source) && isTypeReferenceWithGenericArguments(target)) {
-                var typeParameters = [];
-                return getTypeReferenceId(source, typeParameters) + "," + getTypeReferenceId(target, typeParameters) + postFix;
-            }
-            return source.id + "," + target.id + postFix;
+            return isTypeReferenceWithGenericArguments(source) && isTypeReferenceWithGenericArguments(target) ?
+                getGenericTypeReferenceRelationKey(source, target, postFix, ignoreConstraints) :
+                "".concat(source.id, ",").concat(target.id).concat(postFix);
         }
         // Invoke the callback for each underlying property symbol of the given symbol and return the first
         // value that isn't undefined.
@@ -65215,28 +65227,35 @@ var ts;
                 !hasBaseType(checkClass, getDeclaringClass(p)) : false; }) ? undefined : checkClass;
         }
         // Return true if the given type is deeply nested. We consider this to be the case when structural type comparisons
-        // for 5 or more occurrences or instantiations of the type have been recorded on the given stack. It is possible,
+        // for maxDepth or more occurrences or instantiations of the type have been recorded on the given stack. It is possible,
         // though highly unlikely, for this test to be true in a situation where a chain of instantiations is not infinitely
-        // expanding. Effectively, we will generate a false positive when two types are structurally equal to at least 5
+        // expanding. Effectively, we will generate a false positive when two types are structurally equal to at least maxDepth
         // levels, but unequal at some level beyond that.
-        // In addition, this will also detect when an indexed access has been chained off of 5 or more times (which is essentially
-        // the dual of the structural comparison), and likewise mark the type as deeply nested, potentially adding false positives
-        // for finite but deeply expanding indexed accesses (eg, for `Q[P1][P2][P3][P4][P5]`).
-        // It also detects when a recursive type reference has expanded 5 or more times, eg, if the true branch of
+        // In addition, this will also detect when an indexed access has been chained off of maxDepth more times (which is
+        // essentially the dual of the structural comparison), and likewise mark the type as deeply nested, potentially adding
+        // false positives for finite but deeply expanding indexed accesses (eg, for `Q[P1][P2][P3][P4][P5]`).
+        // It also detects when a recursive type reference has expanded maxDepth or more times, e.g. if the true branch of
         // `type A<T> = null extends T ? [A<NonNullable<T>>] : [T]`
-        // has expanded into `[A<NonNullable<NonNullable<NonNullable<NonNullable<NonNullable<T>>>>>>]`
-        // in such cases we need to terminate the expansion, and we do so here.
+        // has expanded into `[A<NonNullable<NonNullable<NonNullable<NonNullable<NonNullable<T>>>>>>]`. In such cases we need
+        // to terminate the expansion, and we do so here.
         function isDeeplyNestedType(type, stack, depth, maxDepth) {
-            if (maxDepth === void 0) { maxDepth = 5; }
+            if (maxDepth === void 0) { maxDepth = 3; }
             if (depth >= maxDepth) {
                 var identity_1 = getRecursionIdentity(type);
                 var count = 0;
+                var lastTypeId = 0;
                 for (var i = 0; i < depth; i++) {
-                    if (getRecursionIdentity(stack[i]) === identity_1) {
-                        count++;
-                        if (count >= maxDepth) {
-                            return true;
+                    var t = stack[i];
+                    if (getRecursionIdentity(t) === identity_1) {
+                        // We only count occurrences with a higher type id than the previous occurrence, since higher
+                        // type ids are an indicator of newer instantiations caused by recursion.
+                        if (t.id >= lastTypeId) {
+                            count++;
+                            if (count >= maxDepth) {
+                                return true;
+                            }
                         }
+                        lastTypeId = t.id;
                     }
                 }
             }
@@ -67279,11 +67298,11 @@ var ts;
                 case 79 /* Identifier */:
                     if (!ts.isThisInTypeQuery(node)) {
                         var symbol = getResolvedSymbol(node);
-                        return symbol !== unknownSymbol ? (flowContainer ? getNodeId(flowContainer) : "-1") + "|" + getTypeId(declaredType) + "|" + getTypeId(initialType) + "|" + getSymbolId(symbol) : undefined;
+                        return symbol !== unknownSymbol ? "".concat(flowContainer ? getNodeId(flowContainer) : "-1", "|").concat(getTypeId(declaredType), "|").concat(getTypeId(initialType), "|").concat(getSymbolId(symbol)) : undefined;
                     }
                 // falls through
                 case 108 /* ThisKeyword */:
-                    return "0|" + (flowContainer ? getNodeId(flowContainer) : "-1") + "|" + getTypeId(declaredType) + "|" + getTypeId(initialType);
+                    return "0|".concat(flowContainer ? getNodeId(flowContainer) : "-1", "|").concat(getTypeId(declaredType), "|").concat(getTypeId(initialType));
                 case 229 /* NonNullExpression */:
                 case 211 /* ParenthesizedExpression */:
                     return getFlowCacheKey(node.expression, declaredType, initialType, flowContainer);
@@ -71045,7 +71064,7 @@ var ts;
                     !leftName ? rightName :
                         !rightName ? leftName :
                             undefined;
-                var paramSymbol = createSymbol(1 /* FunctionScopedVariable */ | (isOptional && !isRestParam ? 16777216 /* Optional */ : 0), paramName || "arg" + i);
+                var paramSymbol = createSymbol(1 /* FunctionScopedVariable */ | (isOptional && !isRestParam ? 16777216 /* Optional */ : 0), paramName || "arg".concat(i));
                 paramSymbol.type = isRestParam ? createArrayType(unionParamType) : unionParamType;
                 params[i] = paramSymbol;
             }
@@ -72826,7 +72845,7 @@ var ts;
         }
         function getSuggestedSymbolForNonexistentSymbol(location, outerName, meaning) {
             ts.Debug.assert(outerName !== undefined, "outername should always be defined");
-            var result = resolveNameHelper(location, outerName, meaning, /*nameNotFoundMessage*/ undefined, outerName, /*isUse*/ false, /*excludeGlobals*/ false, function (symbols, name, meaning) {
+            var result = resolveNameHelper(location, outerName, meaning, /*nameNotFoundMessage*/ undefined, outerName, /*isUse*/ false, /*excludeGlobals*/ false, /*getSpellingSuggestions*/ true, function (symbols, name, meaning) {
                 ts.Debug.assertEqual(outerName, name, "name should equal outerName");
                 var symbol = getSymbol(symbols, name, meaning);
                 // Sometimes the symbol is found when location is a return type of a function: `typeof x` and `x` is declared in the body of the function
@@ -80958,7 +80977,7 @@ var ts;
         function getPropertyNameForKnownSymbolName(symbolName) {
             var ctorType = getGlobalESSymbolConstructorSymbol(/*reportErrors*/ false);
             var uniqueType = ctorType && getTypeOfPropertyOfType(getTypeOfSymbol(ctorType), ts.escapeLeadingUnderscores(symbolName));
-            return uniqueType && isTypeUsableAsPropertyName(uniqueType) ? getPropertyNameFromType(uniqueType) : "__@" + symbolName;
+            return uniqueType && isTypeUsableAsPropertyName(uniqueType) ? getPropertyNameFromType(uniqueType) : "__@".concat(symbolName);
         }
         /**
          * Gets the *yield*, *return*, and *next* types of an `Iterable`-like or `AsyncIterable`-like
@@ -87930,7 +87949,7 @@ var ts;
                 value >= 52 && value < 62 ? 48 /* _0 */ + value - 52 :
                     value === 62 ? 43 /* plus */ :
                         value === 63 ? 47 /* slash */ :
-                            ts.Debug.fail(value + ": not a base64 value");
+                            ts.Debug.fail("".concat(value, ": not a base64 value"));
     }
     function base64FormatDecode(ch) {
         return ch >= 65 /* A */ && ch <= 90 /* Z */ ? ch - 65 /* A */ :
@@ -88005,7 +88024,7 @@ var ts;
                 var mappings = ts.arrayFrom(decoder, processMapping);
                 if (decoder.error !== undefined) {
                     if (host.log) {
-                        host.log("Encountered error while decoding sourcemap: " + decoder.error);
+                        host.log("Encountered error while decoding sourcemap: ".concat(decoder.error));
                     }
                     decodedMappings = ts.emptyArray;
                 }
@@ -91671,7 +91690,7 @@ var ts;
                     var propertyName = ts.isPropertyAccessExpression(originalNode)
                         ? ts.declarationNameToString(originalNode.name)
                         : ts.getTextOfNode(originalNode.argumentExpression);
-                    ts.addSyntheticTrailingComment(substitute, 3 /* MultiLineCommentTrivia */, " " + propertyName + " ");
+                    ts.addSyntheticTrailingComment(substitute, 3 /* MultiLineCommentTrivia */, " ".concat(propertyName, " "));
                 }
                 return substitute;
             }
@@ -93063,8 +93082,8 @@ var ts;
         }
         function createHoistedVariableForClass(name, node) {
             var className = getPrivateIdentifierEnvironment().className;
-            var prefix = className ? "_" + className : "";
-            var identifier = factory.createUniqueName(prefix + "_" + name, 16 /* Optimistic */);
+            var prefix = className ? "_".concat(className) : "";
+            var identifier = factory.createUniqueName("".concat(prefix, "_").concat(name), 16 /* Optimistic */);
             if (resolver.getNodeCheckFlags(node) & 524288 /* BlockScopedBindingInLoop */) {
                 addBlockScopedVariable(identifier);
             }
@@ -94962,7 +94981,7 @@ var ts;
                 specifierSourceImports = ts.createMap();
                 currentFileState.utilizedImplicitRuntimeImports.set(importSource, specifierSourceImports);
             }
-            var generatedName = factory.createUniqueName("_" + name, 16 /* Optimistic */ | 32 /* FileLevel */ | 64 /* AllowNameSubstitution */);
+            var generatedName = factory.createUniqueName("_".concat(name), 16 /* Optimistic */ | 32 /* FileLevel */ | 64 /* AllowNameSubstitution */);
             var specifier = factory.createImportSpecifier(/*isTypeOnly*/ false, factory.createIdentifier(name), generatedName);
             generatedName.generatedImportReference = specifier;
             specifierSourceImports.set(name, specifier);
@@ -96101,11 +96120,11 @@ var ts;
                     }
                     else {
                         if (node.kind === 245 /* BreakStatement */) {
-                            labelMarker = "break-" + label.escapedText;
+                            labelMarker = "break-".concat(label.escapedText);
                             setLabeledJump(convertedLoopState, /*isBreak*/ true, ts.idText(label), labelMarker);
                         }
                         else {
-                            labelMarker = "continue-" + label.escapedText;
+                            labelMarker = "continue-".concat(label.escapedText);
                             setLabeledJump(convertedLoopState, /*isBreak*/ false, ts.idText(label), labelMarker);
                         }
                     }
@@ -104914,7 +104933,7 @@ var ts;
             return getTypeAliasDeclarationVisibilityError;
         }
         else {
-            return ts.Debug.assertNever(node, "Attempted to set a declaration diagnostic context for unhandled node kind: " + ts.SyntaxKind[node.kind]);
+            return ts.Debug.assertNever(node, "Attempted to set a declaration diagnostic context for unhandled node kind: ".concat(ts.SyntaxKind[node.kind]));
         }
         function getVariableDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult) {
             if (node.kind === 253 /* VariableDeclaration */ || node.kind === 202 /* BindingElement */) {
@@ -105125,7 +105144,7 @@ var ts;
                             ts.Diagnostics.Parameter_0_of_accessor_has_or_is_using_name_1_from_private_module_2 :
                         ts.Diagnostics.Parameter_0_of_accessor_has_or_is_using_private_name_1;
                 default:
-                    return ts.Debug.fail("Unknown parent for parameter: " + ts.SyntaxKind[node.parent.kind]);
+                    return ts.Debug.fail("Unknown parent for parameter: ".concat(ts.SyntaxKind[node.parent.kind]));
             }
         }
         function getTypeParameterConstraintVisibilityError() {
@@ -105883,7 +105902,7 @@ var ts;
             while (ts.length(lateMarkedStatements)) {
                 var i = lateMarkedStatements.shift();
                 if (!ts.isLateVisibilityPaintedStatement(i)) {
-                    return ts.Debug.fail("Late replaced statement was found which is not handled by the declaration transformer!: " + (ts.SyntaxKind ? ts.SyntaxKind[i.kind] : i.kind));
+                    return ts.Debug.fail("Late replaced statement was found which is not handled by the declaration transformer!: ".concat(ts.SyntaxKind ? ts.SyntaxKind[i.kind] : i.kind));
                 }
                 var priorNeedsDeclare = needsDeclare;
                 needsDeclare = i.parent && ts.isSourceFile(i.parent) && !(ts.isExternalModule(i.parent) && isBundledEmit);
@@ -106072,7 +106091,7 @@ var ts;
                             return cleanup(input);
                         return cleanup(factory.updateImportTypeNode(input, factory.updateLiteralTypeNode(input.argument, rewriteModuleSpecifier(input, input.argument.literal)), input.qualifier, ts.visitNodes(input.typeArguments, visitDeclarationSubtree, ts.isTypeNode), input.isTypeOf));
                     }
-                    default: ts.Debug.assertNever(input, "Attempted to process unhandled node kind: " + ts.SyntaxKind[input.kind]);
+                    default: ts.Debug.assertNever(input, "Attempted to process unhandled node kind: ".concat(ts.SyntaxKind[input.kind]));
                 }
             }
             if (ts.isTupleTypeNode(input) && (ts.getLineAndCharacterOfPosition(currentSourceFile, input.pos).line === ts.getLineAndCharacterOfPosition(currentSourceFile, input.end).line)) {
@@ -106363,7 +106382,7 @@ var ts;
                     if (extendsClause_1 && !ts.isEntityNameExpression(extendsClause_1.expression) && extendsClause_1.expression.kind !== 104 /* NullKeyword */) {
                         // We must add a temporary declaration for the extends clause expression
                         var oldId = input.name ? ts.unescapeLeadingUnderscores(input.name.escapedText) : "default";
-                        var newId_1 = factory.createUniqueName(oldId + "_base", 16 /* Optimistic */);
+                        var newId_1 = factory.createUniqueName("".concat(oldId, "_base"), 16 /* Optimistic */);
                         getSymbolAccessibilityDiagnostic = function () { return ({
                             diagnosticMessage: ts.Diagnostics.extends_clause_of_exported_class_0_has_or_is_using_private_name_1,
                             errorNode: extendsClause_1,
@@ -106404,7 +106423,7 @@ var ts;
                 }
             }
             // Anything left unhandled is an error, so this should be unreachable
-            return ts.Debug.assertNever(input, "Unhandled top-level node in declaration emit: " + ts.SyntaxKind[input.kind]);
+            return ts.Debug.assertNever(input, "Unhandled top-level node in declaration emit: ".concat(ts.SyntaxKind[input.kind]));
             function cleanup(node) {
                 if (isEnclosingDeclaration(input)) {
                     enclosingDeclaration = previousEnclosingDeclaration;
@@ -107296,13 +107315,13 @@ var ts;
         if (ts.fileExtensionIs(inputFileName, ".json" /* Json */))
             return;
         if (js && configFile.options.sourceMap) {
-            addOutput(js + ".map");
+            addOutput("".concat(js, ".map"));
         }
         if (ts.getEmitDeclarations(configFile.options)) {
             var dts = getOutputDeclarationFileName(inputFileName, configFile, ignoreCase, getCommonSourceDirectory);
             addOutput(dts);
             if (configFile.options.declarationMap) {
-                addOutput(dts + ".map");
+                addOutput("".concat(dts, ".map"));
             }
         }
     }
@@ -107371,7 +107390,7 @@ var ts;
     function getFirstProjectOutput(configFile, ignoreCase) {
         if (ts.outFile(configFile.options)) {
             var jsFilePath = getOutputPathsForBundle(configFile.options, /*forceDtsPaths*/ false).jsFilePath;
-            return ts.Debug.checkDefined(jsFilePath, "project " + configFile.options.configFilePath + " expected to have at least one output");
+            return ts.Debug.checkDefined(jsFilePath, "project ".concat(configFile.options.configFilePath, " expected to have at least one output"));
         }
         var getCommonSourceDirectory = ts.memoize(function () { return getCommonSourceDirectoryOfConfig(configFile, ignoreCase); });
         for (var _a = 0, _b = configFile.fileNames; _a < _b.length; _a++) {
@@ -107390,7 +107409,7 @@ var ts;
         var buildInfoPath = getTsBuildInfoEmitOutputFilePath(configFile.options);
         if (buildInfoPath)
             return buildInfoPath;
-        return ts.Debug.fail("project " + configFile.options.configFilePath + " expected to have at least one output");
+        return ts.Debug.fail("project ".concat(configFile.options.configFilePath, " expected to have at least one output"));
     }
     ts.getFirstProjectOutput = getFirstProjectOutput;
     /*@internal*/
@@ -107616,7 +107635,7 @@ var ts;
                 if (sourceMappingURL) {
                     if (!writer.isAtStartOfLine())
                         writer.rawWrite(newLine);
-                    writer.writeComment("//# " + "sourceMappingURL" + "=" + sourceMappingURL); // Tools can sometimes see this line as a source mapping url comment
+                    writer.writeComment("//# ".concat("sourceMappingURL", "=").concat(sourceMappingURL)); // Tools can sometimes see this line as a source mapping url comment
                 }
                 // Write the source map
                 if (sourceMapFilePath) {
@@ -107665,7 +107684,7 @@ var ts;
                 // Encode the sourceMap into the sourceMap url
                 var sourceMapText = sourceMapGenerator.toString();
                 var base64SourceMapText = ts.base64encode(ts.sys, sourceMapText);
-                return "data:application/json;base64," + base64SourceMapText;
+                return "data:application/json;base64,".concat(base64SourceMapText);
             }
             var sourceMapFile = ts.getBaseFileName(ts.normalizeSlashes(ts.Debug.checkDefined(sourceMapFilePath)));
             if (mapOptions.mapRoot) {
@@ -107845,7 +107864,7 @@ var ts;
                             return;
                         break;
                     default:
-                        ts.Debug.fail("Unexpected path: " + name);
+                        ts.Debug.fail("Unexpected path: ".concat(name));
                 }
                 outputFiles.push({ name: name, text: text, writeByteOrderMark: writeByteOrderMark });
             },
@@ -108705,7 +108724,7 @@ var ts;
                 return writeTokenNode(node, writeKeyword);
             if (ts.isTokenKind(node.kind))
                 return writeTokenNode(node, writePunctuation);
-            ts.Debug.fail("Unhandled SyntaxKind: " + ts.Debug.formatSyntaxKind(node.kind) + ".");
+            ts.Debug.fail("Unhandled SyntaxKind: ".concat(ts.Debug.formatSyntaxKind(node.kind), "."));
         }
         function emitMappedTypeParameter(node) {
             emit(node.name);
@@ -108875,13 +108894,13 @@ var ts;
             }
         }
         function emitPlaceholder(hint, node, snippet) {
-            nonEscapingWrite("${" + snippet.order + ":"); // `${2:`
+            nonEscapingWrite("${".concat(snippet.order, ":")); // `${2:`
             pipelineEmitWithHintWorker(hint, node, /*allowSnippets*/ false); // `...`
             nonEscapingWrite("}"); // `}`
             // `${2:...}`
         }
         function emitTabStop(snippet) {
-            nonEscapingWrite("$" + snippet.order);
+            nonEscapingWrite("$".concat(snippet.order));
         }
         //
         // Identifiers
@@ -110603,17 +110622,17 @@ var ts;
                 writeLine();
             }
             if (currentSourceFile && currentSourceFile.moduleName) {
-                writeComment("/// <amd-module name=\"" + currentSourceFile.moduleName + "\" />");
+                writeComment("/// <amd-module name=\"".concat(currentSourceFile.moduleName, "\" />"));
                 writeLine();
             }
             if (currentSourceFile && currentSourceFile.amdDependencies) {
                 for (var _a = 0, _b = currentSourceFile.amdDependencies; _a < _b.length; _a++) {
                     var dep = _b[_a];
                     if (dep.name) {
-                        writeComment("/// <amd-dependency name=\"" + dep.name + "\" path=\"" + dep.path + "\" />");
+                        writeComment("/// <amd-dependency name=\"".concat(dep.name, "\" path=\"").concat(dep.path, "\" />"));
                     }
                     else {
-                        writeComment("/// <amd-dependency path=\"" + dep.path + "\" />");
+                        writeComment("/// <amd-dependency path=\"".concat(dep.path, "\" />"));
                     }
                     writeLine();
                 }
@@ -110621,7 +110640,7 @@ var ts;
             for (var _c = 0, files_2 = files; _c < files_2.length; _c++) {
                 var directive = files_2[_c];
                 var pos = writer.getTextPos();
-                writeComment("/// <reference path=\"" + directive.fileName + "\" />");
+                writeComment("/// <reference path=\"".concat(directive.fileName, "\" />"));
                 if (bundleFileInfo)
                     bundleFileInfo.sections.push({ pos: pos, end: writer.getTextPos(), kind: "reference" /* Reference */, data: directive.fileName });
                 writeLine();
@@ -110629,7 +110648,7 @@ var ts;
             for (var _d = 0, types_24 = types; _d < types_24.length; _d++) {
                 var directive = types_24[_d];
                 var pos = writer.getTextPos();
-                writeComment("/// <reference types=\"" + directive.fileName + "\" />");
+                writeComment("/// <reference types=\"".concat(directive.fileName, "\" />"));
                 if (bundleFileInfo)
                     bundleFileInfo.sections.push({ pos: pos, end: writer.getTextPos(), kind: "type" /* Type */, data: directive.fileName });
                 writeLine();
@@ -110637,7 +110656,7 @@ var ts;
             for (var _e = 0, libs_1 = libs; _e < libs_1.length; _e++) {
                 var directive = libs_1[_e];
                 var pos = writer.getTextPos();
-                writeComment("/// <reference lib=\"" + directive.fileName + "\" />");
+                writeComment("/// <reference lib=\"".concat(directive.fileName, "\" />"));
                 if (bundleFileInfo)
                     bundleFileInfo.sections.push({ pos: pos, end: writer.getTextPos(), kind: "lib" /* Lib */, data: directive.fileName });
                 writeLine();
@@ -111412,9 +111431,9 @@ var ts;
                 var textSourceNode = node.textSourceNode;
                 if (ts.isIdentifier(textSourceNode) || ts.isNumericLiteral(textSourceNode)) {
                     var text = ts.isNumericLiteral(textSourceNode) ? textSourceNode.text : getTextOfNode(textSourceNode);
-                    return jsxAttributeEscape ? "\"" + ts.escapeJsxAttributeString(text) + "\"" :
-                        neverAsciiEscape || (ts.getEmitFlags(node) & 16777216 /* NoAsciiEscaping */) ? "\"" + ts.escapeString(text) + "\"" :
-                            "\"" + ts.escapeNonAsciiString(text) + "\"";
+                    return jsxAttributeEscape ? "\"".concat(ts.escapeJsxAttributeString(text), "\"") :
+                        neverAsciiEscape || (ts.getEmitFlags(node) & 16777216 /* NoAsciiEscaping */) ? "\"".concat(ts.escapeString(text), "\"") :
+                            "\"".concat(ts.escapeNonAsciiString(text), "\"");
                 }
                 else {
                     return getLiteralTextOfNode(textSourceNode, neverAsciiEscape, jsxAttributeEscape);
@@ -111891,8 +111910,8 @@ var ts;
         }
         function formatSynthesizedComment(comment) {
             return comment.kind === 3 /* MultiLineCommentTrivia */
-                ? "/*" + comment.text + "*/"
-                : "//" + comment.text;
+                ? "/*".concat(comment.text, "*/")
+                : "//".concat(comment.text);
         }
         function emitBodyWithDetachedComments(node, detachedRange, emitCallback) {
             enterComment();
@@ -112613,7 +112632,7 @@ var ts;
         var watchedDirPath = _a.watchedDirPath, fileOrDirectory = _a.fileOrDirectory, fileOrDirectoryPath = _a.fileOrDirectoryPath, configFileName = _a.configFileName, options = _a.options, program = _a.program, extraFileExtensions = _a.extraFileExtensions, currentDirectory = _a.currentDirectory, useCaseSensitiveFileNames = _a.useCaseSensitiveFileNames, writeLog = _a.writeLog, toPath = _a.toPath;
         var newPath = ts.removeIgnoredPath(fileOrDirectoryPath);
         if (!newPath) {
-            writeLog("Project: " + configFileName + " Detected ignored path: " + fileOrDirectory);
+            writeLog("Project: ".concat(configFileName, " Detected ignored path: ").concat(fileOrDirectory));
             return true;
         }
         fileOrDirectoryPath = newPath;
@@ -112622,11 +112641,11 @@ var ts;
         // If the the added or created file or directory is not supported file name, ignore the file
         // But when watched directory is added/removed, we need to reload the file list
         if (ts.hasExtension(fileOrDirectoryPath) && !ts.isSupportedSourceFileName(fileOrDirectory, options, extraFileExtensions)) {
-            writeLog("Project: " + configFileName + " Detected file add/remove of non supported extension: " + fileOrDirectory);
+            writeLog("Project: ".concat(configFileName, " Detected file add/remove of non supported extension: ").concat(fileOrDirectory));
             return true;
         }
         if (ts.isExcludedFile(fileOrDirectory, options.configFile.configFileSpecs, ts.getNormalizedAbsolutePath(ts.getDirectoryPath(configFileName), currentDirectory), useCaseSensitiveFileNames, currentDirectory)) {
-            writeLog("Project: " + configFileName + " Detected excluded file: " + fileOrDirectory);
+            writeLog("Project: ".concat(configFileName, " Detected excluded file: ").concat(fileOrDirectory));
             return true;
         }
         if (!program)
@@ -112650,7 +112669,7 @@ var ts;
         var builderProgram = !realProgram && !ts.isArray(program) ? program : undefined;
         if (hasSourceFile((filePathWithoutExtension + ".ts" /* Ts */)) ||
             hasSourceFile((filePathWithoutExtension + ".tsx" /* Tsx */))) {
-            writeLog("Project: " + configFileName + " Detected output file: " + fileOrDirectory);
+            writeLog("Project: ".concat(configFileName, " Detected output file: ").concat(fileOrDirectory));
             return true;
         }
         return false;
@@ -112718,36 +112737,36 @@ var ts;
                 host.useCaseSensitiveFileNames();
         }
         function createExcludeWatcherWithLogging(file, flags, options, detailInfo1, detailInfo2) {
-            log("ExcludeWatcher:: Added:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
+            log("ExcludeWatcher:: Added:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo)));
             return {
-                close: function () { return log("ExcludeWatcher:: Close:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo)); }
+                close: function () { return log("ExcludeWatcher:: Close:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo))); }
             };
         }
         function createFileWatcherWithLogging(file, cb, flags, options, detailInfo1, detailInfo2) {
-            log("FileWatcher:: Added:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
+            log("FileWatcher:: Added:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo)));
             var watcher = triggerInvokingFactory.watchFile(file, cb, flags, options, detailInfo1, detailInfo2);
             return {
                 close: function () {
-                    log("FileWatcher:: Close:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
+                    log("FileWatcher:: Close:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo)));
                     watcher.close();
                 }
             };
         }
         function createDirectoryWatcherWithLogging(file, cb, flags, options, detailInfo1, detailInfo2) {
-            var watchInfo = "DirectoryWatcher:: Added:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo);
+            var watchInfo = "DirectoryWatcher:: Added:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
             log(watchInfo);
             var start = ts.timestamp();
             var watcher = triggerInvokingFactory.watchDirectory(file, cb, flags, options, detailInfo1, detailInfo2);
             var elapsed = ts.timestamp() - start;
-            log("Elapsed:: " + elapsed + "ms " + watchInfo);
+            log("Elapsed:: ".concat(elapsed, "ms ").concat(watchInfo));
             return {
                 close: function () {
-                    var watchInfo = "DirectoryWatcher:: Close:: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo);
+                    var watchInfo = "DirectoryWatcher:: Close:: ".concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
                     log(watchInfo);
                     var start = ts.timestamp();
                     watcher.close();
                     var elapsed = ts.timestamp() - start;
-                    log("Elapsed:: " + elapsed + "ms " + watchInfo);
+                    log("Elapsed:: ".concat(elapsed, "ms ").concat(watchInfo));
                 }
             };
         }
@@ -112757,16 +112776,16 @@ var ts;
                 for (var _i = 0; _i < arguments.length; _i++) {
                     args[_i] = arguments[_i];
                 }
-                var triggerredInfo = (key === "watchFile" ? "FileWatcher" : "DirectoryWatcher") + ":: Triggered with " + args[0] + " " + (args[1] !== undefined ? args[1] : "") + ":: " + getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo);
+                var triggerredInfo = "".concat(key === "watchFile" ? "FileWatcher" : "DirectoryWatcher", ":: Triggered with ").concat(args[0], " ").concat(args[1] !== undefined ? args[1] : "", ":: ").concat(getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo));
                 log(triggerredInfo);
                 var start = ts.timestamp();
                 cb.call.apply(cb, __spreadArray([/*thisArg*/ undefined], args, false));
                 var elapsed = ts.timestamp() - start;
-                log("Elapsed:: " + elapsed + "ms " + triggerredInfo);
+                log("Elapsed:: ".concat(elapsed, "ms ").concat(triggerredInfo));
             }, flags, options, detailInfo1, detailInfo2); };
         }
         function getWatchInfo(file, flags, options, detailInfo1, detailInfo2, getDetailWatchInfo) {
-            return "WatchInfo: " + file + " " + flags + " " + JSON.stringify(options) + " " + (getDetailWatchInfo ? getDetailWatchInfo(detailInfo1, detailInfo2) : detailInfo2 === undefined ? detailInfo1 : detailInfo1 + " " + detailInfo2);
+            return "WatchInfo: ".concat(file, " ").concat(flags, " ").concat(JSON.stringify(options), " ").concat(getDetailWatchInfo ? getDetailWatchInfo(detailInfo1, detailInfo2) : detailInfo2 === undefined ? detailInfo1 : "".concat(detailInfo1, " ").concat(detailInfo2));
         }
     }
     ts.getWatchFactory = getWatchFactory;
@@ -113073,12 +113092,12 @@ var ts;
     }
     ts.formatDiagnostics = formatDiagnostics;
     function formatDiagnostic(diagnostic, host) {
-        var errorMessage = ts.diagnosticCategoryName(diagnostic) + " TS" + diagnostic.code + ": " + flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine()) + host.getNewLine();
+        var errorMessage = "".concat(ts.diagnosticCategoryName(diagnostic), " TS").concat(diagnostic.code, ": ").concat(flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine())).concat(host.getNewLine());
         if (diagnostic.file) {
             var _a = ts.getLineAndCharacterOfPosition(diagnostic.file, diagnostic.start), line = _a.line, character = _a.character; // TODO: GH#18217
             var fileName = diagnostic.file.fileName;
             var relativeFileName = ts.convertToRelativePath(fileName, host.getCurrentDirectory(), function (fileName) { return host.getCanonicalFileName(fileName); });
-            return relativeFileName + "(" + (line + 1) + "," + (character + 1) + "): " + errorMessage;
+            return "".concat(relativeFileName, "(").concat(line + 1, ",").concat(character + 1, "): ") + errorMessage;
         }
         return errorMessage;
     }
@@ -113166,9 +113185,9 @@ var ts;
         var output = "";
         output += color(relativeFileName, ForegroundColorEscapeSequences.Cyan);
         output += ":";
-        output += color("" + (firstLine + 1), ForegroundColorEscapeSequences.Yellow);
+        output += color("".concat(firstLine + 1), ForegroundColorEscapeSequences.Yellow);
         output += ":";
-        output += color("" + (firstLineChar + 1), ForegroundColorEscapeSequences.Yellow);
+        output += color("".concat(firstLineChar + 1), ForegroundColorEscapeSequences.Yellow);
         return output;
     }
     ts.formatLocation = formatLocation;
@@ -113182,7 +113201,7 @@ var ts;
                 output += " - ";
             }
             output += formatColorAndReset(ts.diagnosticCategoryName(diagnostic), getCategoryFormat(diagnostic.category));
-            output += formatColorAndReset(" TS" + diagnostic.code + ": ", ForegroundColorEscapeSequences.Grey);
+            output += formatColorAndReset(" TS".concat(diagnostic.code, ": "), ForegroundColorEscapeSequences.Grey);
             output += flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine());
             if (diagnostic.file) {
                 output += host.getNewLine();
@@ -113291,7 +113310,7 @@ var ts;
             var result = void 0;
             var mode = getModeForResolutionAtIndex(containingFile, i);
             i++;
-            var cacheKey = mode !== undefined ? mode + "|" + name : name;
+            var cacheKey = mode !== undefined ? "".concat(mode, "|").concat(name) : name;
             if (cache.has(cacheKey)) {
                 result = cache.get(cacheKey);
             }
@@ -115375,7 +115394,7 @@ var ts;
                 path += (i === 2 ? "/" : "-") + components[i];
                 i++;
             }
-            var resolveFrom = ts.combinePaths(currentDirectory, "__lib_node_modules_lookup_" + libFileName + "__.ts");
+            var resolveFrom = ts.combinePaths(currentDirectory, "__lib_node_modules_lookup_".concat(libFileName, "__.ts"));
             var localOverrideModuleResult = ts.resolveModuleName("@typescript/lib-" + path, resolveFrom, { moduleResolution: ts.ModuleResolutionKind.NodeJs }, host, moduleResolutionCache);
             if (localOverrideModuleResult === null || localOverrideModuleResult === void 0 ? void 0 : localOverrideModuleResult.resolvedModule) {
                 return localOverrideModuleResult.resolvedModule.resolvedFileName;
@@ -116196,12 +116215,12 @@ var ts;
         }
         function directoryExistsIfProjectReferenceDeclDir(dir) {
             var dirPath = host.toPath(dir);
-            var dirPathWithTrailingDirectorySeparator = "" + dirPath + ts.directorySeparator;
+            var dirPathWithTrailingDirectorySeparator = "".concat(dirPath).concat(ts.directorySeparator);
             return ts.forEachKey(setOfDeclarationDirectories, function (declDirPath) { return dirPath === declDirPath ||
                 // Any parent directory of declaration dir
                 ts.startsWith(declDirPath, dirPathWithTrailingDirectorySeparator) ||
                 // Any directory inside declaration dir
-                ts.startsWith(dirPath, declDirPath + "/"); });
+                ts.startsWith(dirPath, "".concat(declDirPath, "/")); });
         }
         function handleDirectoryCouldBeSymlink(directory) {
             var _a;
@@ -116254,7 +116273,7 @@ var ts;
                 if (isFile && result) {
                     // Store the real path for the file'
                     var absolutePath = ts.getNormalizedAbsolutePath(fileOrDirectory, host.compilerHost.getCurrentDirectory());
-                    symlinkCache.setSymlinkedFile(fileOrDirectoryPath, "" + symlinkedDirectory.real + absolutePath.replace(new RegExp(directoryPath, "i"), ""));
+                    symlinkCache.setSymlinkedFile(fileOrDirectoryPath, "".concat(symlinkedDirectory.real).concat(absolutePath.replace(new RegExp(directoryPath, "i"), "")));
                 }
                 return result;
             }) || false;
@@ -116712,7 +116731,7 @@ var ts;
                 /*forceDtsEmit*/ true);
                 var firstDts_1 = ts.firstOrUndefined(emitOutput_1.outputFiles);
                 if (firstDts_1) {
-                    ts.Debug.assert(ts.fileExtensionIsOneOf(firstDts_1.name, [".d.ts" /* Dts */, ".d.mts" /* Dmts */, ".d.cts" /* Dcts */]), "File extension for signature expected to be dts", function () { return "Found: " + ts.getAnyExtensionFromPath(firstDts_1.name) + " for " + firstDts_1.name + ":: All output files: " + JSON.stringify(emitOutput_1.outputFiles.map(function (f) { return f.name; })); });
+                    ts.Debug.assert(ts.fileExtensionIsOneOf(firstDts_1.name, [".d.ts" /* Dts */, ".d.mts" /* Dmts */, ".d.cts" /* Dcts */]), "File extension for signature expected to be dts", function () { return "Found: ".concat(ts.getAnyExtensionFromPath(firstDts_1.name), " for ").concat(firstDts_1.name, ":: All output files: ").concat(JSON.stringify(emitOutput_1.outputFiles.map(function (f) { return f.name; }))); });
                     latestSignature = (computeHash || ts.generateDjb2Hash)(firstDts_1.text);
                     if (exportedModulesMapCache && latestSignature !== prevSignature) {
                         updateExportedModules(sourceFile, emitOutput_1.exportedModulesFromDeclarationEmit, exportedModulesMapCache);
@@ -117220,7 +117239,7 @@ var ts;
             return;
         }
         else {
-            ts.Debug.assert(state.hasCalledUpdateShapeSignature.has(affectedFile.resolvedPath) || ((_a = state.currentAffectedFilesSignatures) === null || _a === void 0 ? void 0 : _a.has(affectedFile.resolvedPath)), "Signature not updated for affected file: " + affectedFile.fileName);
+            ts.Debug.assert(state.hasCalledUpdateShapeSignature.has(affectedFile.resolvedPath) || ((_a = state.currentAffectedFilesSignatures) === null || _a === void 0 ? void 0 : _a.has(affectedFile.resolvedPath)), "Signature not updated for affected file: ".concat(affectedFile.fileName));
         }
         if (!state.compilerOptions.assumeChangesOnlyAffectDirectDependencies) {
             forEachReferencingModulesOfExportOfAffectedFile(state, affectedFile, function (state, path) { return handleDtsMayChangeOf(state, path, cancellationToken, computeHash); });
@@ -118365,7 +118384,7 @@ var ts;
                 failedLookupLocation = ts.isRootedDiskPath(failedLookupLocation) ? ts.normalizePath(failedLookupLocation) : ts.getNormalizedAbsolutePath(failedLookupLocation, getCurrentDirectory());
                 var failedLookupPathSplit = failedLookupLocationPath.split(ts.directorySeparator);
                 var failedLookupSplit = failedLookupLocation.split(ts.directorySeparator);
-                ts.Debug.assert(failedLookupSplit.length === failedLookupPathSplit.length, "FailedLookup: " + failedLookupLocation + " failedLookupLocationPath: " + failedLookupLocationPath);
+                ts.Debug.assert(failedLookupSplit.length === failedLookupPathSplit.length, "FailedLookup: ".concat(failedLookupLocation, " failedLookupLocationPath: ").concat(failedLookupLocationPath));
                 if (failedLookupPathSplit.length > rootSplitLength + 1) {
                     // Instead of watching root, watch directory in root to avoid watching excluded directories not needed for module resolution
                     return {
@@ -119479,7 +119498,7 @@ var ts;
         }
         function getJSExtensionForFile(fileName, options) {
             var _a;
-            return (_a = tryGetJSExtensionForFile(fileName, options)) !== null && _a !== void 0 ? _a : ts.Debug.fail("Extension " + ts.extensionFromPath(fileName) + " is unsupported:: FileName:: " + fileName);
+            return (_a = tryGetJSExtensionForFile(fileName, options)) !== null && _a !== void 0 ? _a : ts.Debug.fail("Extension ".concat(ts.extensionFromPath(fileName), " is unsupported:: FileName:: ").concat(fileName));
         }
         function tryGetJSExtensionForFile(fileName, options) {
             var ext = ts.tryGetExtensionFromPath(fileName);
@@ -119582,8 +119601,8 @@ var ts;
         return pretty ?
             function (diagnostic, newLine, options) {
                 clearScreenIfNotWatchingForFileChanges(system, diagnostic, options);
-                var output = "[" + ts.formatColorAndReset(getLocaleTimeString(system), ts.ForegroundColorEscapeSequences.Grey) + "] ";
-                output += "" + ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine) + (newLine + newLine);
+                var output = "[".concat(ts.formatColorAndReset(getLocaleTimeString(system), ts.ForegroundColorEscapeSequences.Grey), "] ");
+                output += "".concat(ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine)).concat(newLine + newLine);
                 system.write(output);
             } :
             function (diagnostic, newLine, options) {
@@ -119591,8 +119610,8 @@ var ts;
                 if (!clearScreenIfNotWatchingForFileChanges(system, diagnostic, options)) {
                     output += newLine;
                 }
-                output += getLocaleTimeString(system) + " - ";
-                output += "" + ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine) + getPlainDiagnosticFollowingNewLines(diagnostic, newLine);
+                output += "".concat(getLocaleTimeString(system), " - ");
+                output += "".concat(ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine)).concat(getPlainDiagnosticFollowingNewLines(diagnostic, newLine));
                 system.write(output);
             };
     }
@@ -119620,7 +119639,7 @@ var ts;
         if (errorCount === 0)
             return "";
         var d = ts.createCompilerDiagnostic(errorCount === 1 ? ts.Diagnostics.Found_1_error : ts.Diagnostics.Found_0_errors, errorCount);
-        return "" + newLine + ts.flattenDiagnosticMessageText(d.messageText, newLine) + newLine + newLine;
+        return "".concat(newLine).concat(ts.flattenDiagnosticMessageText(d.messageText, newLine)).concat(newLine).concat(newLine);
     }
     ts.getErrorSummaryText = getErrorSummaryText;
     function isBuilderProgram(program) {
@@ -119646,9 +119665,9 @@ var ts;
         var relativeFileName = function (fileName) { return ts.convertToRelativePath(fileName, program.getCurrentDirectory(), getCanonicalFileName); };
         for (var _i = 0, _c = program.getSourceFiles(); _i < _c.length; _i++) {
             var file = _c[_i];
-            write("" + toFileName(file, relativeFileName));
-            (_a = reasons.get(file.path)) === null || _a === void 0 ? void 0 : _a.forEach(function (reason) { return write("  " + fileIncludeReasonToDiagnostics(program, reason, relativeFileName).messageText); });
-            (_b = explainIfFileIsRedirect(file, relativeFileName)) === null || _b === void 0 ? void 0 : _b.forEach(function (d) { return write("  " + d.messageText); });
+            write("".concat(toFileName(file, relativeFileName)));
+            (_a = reasons.get(file.path)) === null || _a === void 0 ? void 0 : _a.forEach(function (reason) { return write("  ".concat(fileIncludeReasonToDiagnostics(program, reason, relativeFileName).messageText)); });
+            (_b = explainIfFileIsRedirect(file, relativeFileName)) === null || _b === void 0 ? void 0 : _b.forEach(function (d) { return write("  ".concat(d.messageText)); });
         }
     }
     ts.explainFiles = explainFiles;
@@ -119688,7 +119707,7 @@ var ts;
             if (isJsonFile && !ts.endsWith(includeSpec, ".json" /* Json */))
                 return false;
             var pattern = ts.getPatternFromSpec(includeSpec, basePath, "files");
-            return !!pattern && ts.getRegexFromPattern("(" + pattern + ")$", useCaseSensitiveFileNames).test(fileName);
+            return !!pattern && ts.getRegexFromPattern("(".concat(pattern, ")$"), useCaseSensitiveFileNames).test(fileName);
         });
     }
     ts.getMatchedIncludeSpec = getMatchedIncludeSpec;
@@ -119697,7 +119716,7 @@ var ts;
         var options = program.getCompilerOptions();
         if (ts.isReferencedFile(reason)) {
             var referenceLocation = ts.getReferencedFileLocation(function (path) { return program.getSourceFileByPath(path); }, reason);
-            var referenceText = ts.isReferenceFileLocation(referenceLocation) ? referenceLocation.file.text.substring(referenceLocation.pos, referenceLocation.end) : "\"" + referenceLocation.text + "\"";
+            var referenceText = ts.isReferenceFileLocation(referenceLocation) ? referenceLocation.file.text.substring(referenceLocation.pos, referenceLocation.end) : "\"".concat(referenceLocation.text, "\"");
             var message = void 0;
             ts.Debug.assert(ts.isReferenceFileLocation(referenceLocation) || reason.kind === ts.FileIncludeKind.Import, "Only synthetic references are imports");
             switch (reason.kind) {
@@ -119821,7 +119840,7 @@ var ts;
             var currentDir_1 = program.getCurrentDirectory();
             ts.forEach(emittedFiles, function (file) {
                 var filepath = ts.getNormalizedAbsolutePath(file, currentDir_1);
-                write("TSFILE: " + filepath);
+                write("TSFILE: ".concat(filepath));
             });
             listFiles(program, write);
         }
@@ -120149,7 +120168,7 @@ var ts;
         }
         var _b = ts.createWatchFactory(host, compilerOptions), watchFile = _b.watchFile, watchDirectory = _b.watchDirectory, writeLog = _b.writeLog;
         var getCanonicalFileName = ts.createGetCanonicalFileName(useCaseSensitiveFileNames);
-        writeLog("Current directory: " + currentDirectory + " CaseSensitiveFileNames: " + useCaseSensitiveFileNames);
+        writeLog("Current directory: ".concat(currentDirectory, " CaseSensitiveFileNames: ").concat(useCaseSensitiveFileNames));
         var configFileWatcher;
         if (configFileName) {
             configFileWatcher = watchFile(configFileName, scheduleProgramReload, ts.PollingInterval.High, watchOptions, ts.WatchType.ConfigFile);
@@ -120298,10 +120317,10 @@ var ts;
         function createNewProgram(hasInvalidatedResolution) {
             // Compile the program
             writeLog("CreatingProgramWith::");
-            writeLog("  roots: " + JSON.stringify(rootFileNames));
-            writeLog("  options: " + JSON.stringify(compilerOptions));
+            writeLog("  roots: ".concat(JSON.stringify(rootFileNames)));
+            writeLog("  options: ".concat(JSON.stringify(compilerOptions)));
             if (projectReferences)
-                writeLog("  projectReferences: " + JSON.stringify(projectReferences));
+                writeLog("  projectReferences: ".concat(JSON.stringify(projectReferences)));
             var needsUpdateInTypeRootWatch = hasChangedCompilerOptions || !getCurrentProgram();
             hasChangedCompilerOptions = false;
             hasChangedConfigFileParsingErrors = false;
@@ -120462,7 +120481,7 @@ var ts;
                 return resolutionCache.invalidateResolutionsOfFailedLookupLocations();
             }
             var pending = clearInvalidateResolutionsOfFailedLookupLocations();
-            writeLog("Scheduling invalidateFailedLookup" + (pending ? ", Cancelled earlier one" : ""));
+            writeLog("Scheduling invalidateFailedLookup".concat(pending ? ", Cancelled earlier one" : ""));
             timerToInvalidateFailedLookupResolutions = host.setTimeout(invalidateResolutionsOfFailedLookup, 250);
         }
         function invalidateResolutionsOfFailedLookup() {
@@ -120522,7 +120541,7 @@ var ts;
             synchronizeProgram();
         }
         function reloadConfigFile() {
-            writeLog("Reloading config file: " + configFileName);
+            writeLog("Reloading config file: ".concat(configFileName));
             reloadLevel = ts.ConfigFileProgramReloadLevel.None;
             if (cachedDirectoryStructureHost) {
                 cachedDirectoryStructureHost.clearCache();
@@ -120563,7 +120582,7 @@ var ts;
                     return config.parsedCommandLine;
                 }
             }
-            writeLog("Loading config file: " + configFileName);
+            writeLog("Loading config file: ".concat(configFileName));
             var parsedCommandLine = host.getParsedCommandLine ?
                 host.getParsedCommandLine(configFileName) :
                 getParsedCommandLineFromConfigFileHost(configFileName);
@@ -120867,8 +120886,8 @@ var ts;
      */
     function createBuilderStatusReporter(system, pretty) {
         return function (diagnostic) {
-            var output = pretty ? "[" + ts.formatColorAndReset(ts.getLocaleTimeString(system), ts.ForegroundColorEscapeSequences.Grey) + "] " : ts.getLocaleTimeString(system) + " - ";
-            output += "" + ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine) + (system.newLine + system.newLine);
+            var output = pretty ? "[".concat(ts.formatColorAndReset(ts.getLocaleTimeString(system), ts.ForegroundColorEscapeSequences.Grey), "] ") : "".concat(ts.getLocaleTimeString(system), " - ");
+            output += "".concat(ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine)).concat(system.newLine + system.newLine);
             system.write(output);
         };
     }
@@ -121643,7 +121662,7 @@ var ts;
     function listEmittedFile(_a, proj, file) {
         var write = _a.write;
         if (write && proj.options.listEmittedFiles) {
-            write("TSFILE: " + file);
+            write("TSFILE: ".concat(file));
         }
     }
     function getOldProgram(_a, proj, parsed) {
@@ -121672,7 +121691,7 @@ var ts;
     function buildErrors(state, resolvedPath, program, config, diagnostics, buildResult, errorType) {
         var canEmitBuildInfo = !(buildResult & BuildResultFlags.SyntaxErrors) && program && !ts.outFile(program.getCompilerOptions());
         reportAndStoreErrors(state, resolvedPath, diagnostics);
-        state.projectStatus.set(resolvedPath, { type: ts.UpToDateStatusType.Unbuildable, reason: errorType + " errors" });
+        state.projectStatus.set(resolvedPath, { type: ts.UpToDateStatusType.Unbuildable, reason: "".concat(errorType, " errors") });
         if (canEmitBuildInfo)
             return { buildResult: buildResult, step: BuildStep.EmitBuildInfo };
         afterProgramDone(state, program, config);
@@ -121700,7 +121719,7 @@ var ts;
             if (!host.fileExists(inputFile)) {
                 return {
                     type: ts.UpToDateStatusType.Unbuildable,
-                    reason: inputFile + " does not exist"
+                    reason: "".concat(inputFile, " does not exist")
                 };
             }
             if (!force) {
@@ -122059,7 +122078,7 @@ var ts;
             }
         }
         if (filesToDelete) {
-            reportStatus(state, ts.Diagnostics.A_non_dry_build_would_delete_the_following_files_Colon_0, filesToDelete.map(function (f) { return "\r\n * " + f; }).join(""));
+            reportStatus(state, ts.Diagnostics.A_non_dry_build_would_delete_the_following_files_Colon_0, filesToDelete.map(function (f) { return "\r\n * ".concat(f); }).join(""));
         }
         return ts.ExitStatus.Success;
     }
@@ -122392,7 +122411,7 @@ var ts;
         function nowString() {
             // E.g. "12:34:56.789"
             var d = new Date();
-            return ts.padLeft(d.getHours().toString(), 2, "0") + ":" + ts.padLeft(d.getMinutes().toString(), 2, "0") + ":" + ts.padLeft(d.getSeconds().toString(), 2, "0") + "." + ts.padLeft(d.getMilliseconds().toString(), 3, "0");
+            return "".concat(ts.padLeft(d.getHours().toString(), 2, "0"), ":").concat(ts.padLeft(d.getMinutes().toString(), 2, "0"), ":").concat(ts.padLeft(d.getSeconds().toString(), 2, "0"), ".").concat(ts.padLeft(d.getMilliseconds().toString(), 3, "0"));
         }
         server.nowString = nowString;
     })(server = ts.server || (ts.server = {}));
@@ -122403,7 +122422,7 @@ var ts;
     var JsTyping;
     (function (JsTyping) {
         function isTypingUpToDate(cachedTyping, availableTypingVersions) {
-            var availableVersion = new ts.Version(ts.getProperty(availableTypingVersions, "ts" + ts.versionMajorMinor) || ts.getProperty(availableTypingVersions, "latest"));
+            var availableVersion = new ts.Version(ts.getProperty(availableTypingVersions, "ts".concat(ts.versionMajorMinor)) || ts.getProperty(availableTypingVersions, "latest"));
             return availableVersion.compareTo(cachedTyping.version) <= 0;
         }
         JsTyping.isTypingUpToDate = isTypingUpToDate;
@@ -122456,7 +122475,7 @@ var ts;
             "worker_threads",
             "zlib"
         ];
-        JsTyping.prefixedNodeCoreModuleList = unprefixedNodeCoreModuleList.map(function (name) { return "node:" + name; });
+        JsTyping.prefixedNodeCoreModuleList = unprefixedNodeCoreModuleList.map(function (name) { return "node:".concat(name); });
         JsTyping.nodeCoreModuleList = __spreadArray(__spreadArray([], unprefixedNodeCoreModuleList, true), JsTyping.prefixedNodeCoreModuleList, true);
         JsTyping.nodeCoreModules = new ts.Set(JsTyping.nodeCoreModuleList);
         function nonRelativeModuleNameForTypingCache(moduleName) {
@@ -122535,7 +122554,7 @@ var ts;
                 var excludeTypingName = exclude_1[_i];
                 var didDelete = inferredTypings.delete(excludeTypingName);
                 if (didDelete && log)
-                    log("Typing for " + excludeTypingName + " is in exclude list, will be ignored.");
+                    log("Typing for ".concat(excludeTypingName, " is in exclude list, will be ignored."));
             }
             var newTypingNames = [];
             var cachedTypingPaths = [];
@@ -122549,7 +122568,7 @@ var ts;
             });
             var result = { cachedTypingPaths: cachedTypingPaths, newTypingNames: newTypingNames, filesToWatch: filesToWatch };
             if (log)
-                log("Result: " + JSON.stringify(result));
+                log("Result: ".concat(JSON.stringify(result)));
             return result;
             function addInferredTyping(typingName) {
                 if (!inferredTypings.has(typingName)) {
@@ -122558,7 +122577,7 @@ var ts;
             }
             function addInferredTypings(typingNames, message) {
                 if (log)
-                    log(message + ": " + JSON.stringify(typingNames));
+                    log("".concat(message, ": ").concat(JSON.stringify(typingNames)));
                 ts.forEach(typingNames, addInferredTyping);
             }
             /**
@@ -122571,7 +122590,7 @@ var ts;
                 filesToWatch.push(jsonPath);
                 var jsonConfig = ts.readConfigFile(jsonPath, function (path) { return host.readFile(path); }).config;
                 var jsonTypingNames = ts.flatMap([jsonConfig.dependencies, jsonConfig.devDependencies, jsonConfig.optionalDependencies, jsonConfig.peerDependencies], ts.getOwnKeys);
-                addInferredTypings(jsonTypingNames, "Typing names in '" + jsonPath + "' dependencies");
+                addInferredTypings(jsonTypingNames, "Typing names in '".concat(jsonPath, "' dependencies"));
             }
             /**
              * Infer typing names from given file names. For example, the file name "jquery-min.2.3.4.js"
@@ -122610,7 +122629,7 @@ var ts;
                 // depth of 2, so we access `node_modules/foo` but not `node_modules/foo/bar`
                 var fileNames = host.readDirectory(packagesFolderPath, [".json" /* Json */], /*excludes*/ undefined, /*includes*/ undefined, /*depth*/ 2);
                 if (log)
-                    log("Searching for typing names in " + packagesFolderPath + "; all files: " + JSON.stringify(fileNames));
+                    log("Searching for typing names in ".concat(packagesFolderPath, "; all files: ").concat(JSON.stringify(fileNames)));
                 var packageNames = [];
                 for (var _i = 0, fileNames_1 = fileNames; _i < fileNames_1.length; _i++) {
                     var fileName = fileNames_1[_i];
@@ -122637,7 +122656,7 @@ var ts;
                     if (ownTypes) {
                         var absolutePath = ts.getNormalizedAbsolutePath(ownTypes, ts.getDirectoryPath(normalizedFileName));
                         if (log)
-                            log("    Package '" + packageJson.name + "' provides its own types.");
+                            log("    Package '".concat(packageJson.name, "' provides its own types."));
                         inferredTypings.set(packageJson.name, absolutePath);
                     }
                     else {
@@ -122709,15 +122728,15 @@ var ts;
             var kind = isScopeName ? "Scope" : "Package";
             switch (result) {
                 case 1 /* EmptyName */:
-                    return "'" + typing + "':: " + kind + " name '" + name + "' cannot be empty";
+                    return "'".concat(typing, "':: ").concat(kind, " name '").concat(name, "' cannot be empty");
                 case 2 /* NameTooLong */:
-                    return "'" + typing + "':: " + kind + " name '" + name + "' should be less than " + maxPackageNameLength + " characters";
+                    return "'".concat(typing, "':: ").concat(kind, " name '").concat(name, "' should be less than ").concat(maxPackageNameLength, " characters");
                 case 3 /* NameStartsWithDot */:
-                    return "'" + typing + "':: " + kind + " name '" + name + "' cannot start with '.'";
+                    return "'".concat(typing, "':: ").concat(kind, " name '").concat(name, "' cannot start with '.'");
                 case 4 /* NameStartsWithUnderscore */:
-                    return "'" + typing + "':: " + kind + " name '" + name + "' cannot start with '_'";
+                    return "'".concat(typing, "':: ").concat(kind, " name '").concat(name, "' cannot start with '_'");
                 case 5 /* NameContainsNonURISafeCharacters */:
-                    return "'" + typing + "':: " + kind + " name '" + name + "' contains non URI safe characters";
+                    return "'".concat(typing, "':: ").concat(kind, " name '").concat(name, "' contains non URI safe characters");
                 case 0 /* Ok */:
                     return ts.Debug.fail(); // Shouldn't have called this.
                 default:
@@ -122743,7 +122762,7 @@ var ts;
                 }
                 catch (e) {
                     if (log.isEnabled()) {
-                        log.writeLine("Failed to resolve " + packageName + " in folder '" + cachePath + "': " + e.message);
+                        log.writeLine("Failed to resolve ".concat(packageName, " in folder '").concat(cachePath, "': ").concat(e.message));
                     }
                     return undefined;
                 }
@@ -122764,7 +122783,7 @@ var ts;
                 var sliceStart = packageNames.length - remaining;
                 var command, toSlice = remaining;
                 while (true) {
-                    command = npmPath + " install --ignore-scripts " + (toSlice === packageNames.length ? packageNames : packageNames.slice(sliceStart, sliceStart + toSlice)).join(" ") + " --save-dev --user-agent=\"typesInstaller/" + tsVersion + "\"";
+                    command = "".concat(npmPath, " install --ignore-scripts ").concat((toSlice === packageNames.length ? packageNames : packageNames.slice(sliceStart, sliceStart + toSlice)).join(" "), " --save-dev --user-agent=\"typesInstaller/").concat(tsVersion, "\"");
                     if (command.length < 8000) {
                         break;
                     }
@@ -122791,7 +122810,7 @@ var ts;
                 ProjectWatcherType["DirectoryWatcher"] = "DirectoryWatcher";
             })(ProjectWatcherType || (ProjectWatcherType = {}));
             function getDetailWatchInfo(projectName, watchers) {
-                return "Project: " + projectName + " watcher already invoked: " + watchers.isInvoked;
+                return "Project: ".concat(projectName, " watcher already invoked: ").concat(watchers.isInvoked);
             }
             var TypingsInstaller = /** @class */ (function () {
                 function TypingsInstaller(installTypingHost, globalCachePath, safeListPath, typesMapLocation, throttleLimit, log) {
@@ -122815,7 +122834,7 @@ var ts;
                     this.globalCachePackageJsonPath = ts.combinePaths(globalCachePath, "package.json");
                     var isLoggingEnabled = this.log.isEnabled();
                     if (isLoggingEnabled) {
-                        this.log.writeLine("Global cache location '" + globalCachePath + "', safe file path '" + safeListPath + "', types map path " + typesMapLocation);
+                        this.log.writeLine("Global cache location '".concat(globalCachePath, "', safe file path '").concat(safeListPath, "', types map path ").concat(typesMapLocation));
                     }
                     this.watchFactory = ts.getWatchFactory(this.installTypingHost, isLoggingEnabled ? ts.WatchLogLevel.Verbose : ts.WatchLogLevel.None, function (s) { return _this.log.writeLine(s); }, getDetailWatchInfo);
                     this.processCacheLocation(this.globalCachePath);
@@ -122825,30 +122844,30 @@ var ts;
                 };
                 TypingsInstaller.prototype.closeWatchers = function (projectName) {
                     if (this.log.isEnabled()) {
-                        this.log.writeLine("Closing file watchers for project '" + projectName + "'");
+                        this.log.writeLine("Closing file watchers for project '".concat(projectName, "'"));
                     }
                     var watchers = this.projectWatchers.get(projectName);
                     if (!watchers) {
                         if (this.log.isEnabled()) {
-                            this.log.writeLine("No watchers are registered for project '" + projectName + "'");
+                            this.log.writeLine("No watchers are registered for project '".concat(projectName, "'"));
                         }
                         return;
                     }
                     ts.clearMap(watchers, ts.closeFileWatcher);
                     this.projectWatchers.delete(projectName);
                     if (this.log.isEnabled()) {
-                        this.log.writeLine("Closing file watchers for project '" + projectName + "' - done.");
+                        this.log.writeLine("Closing file watchers for project '".concat(projectName, "' - done."));
                     }
                 };
                 TypingsInstaller.prototype.install = function (req) {
                     var _this = this;
                     if (this.log.isEnabled()) {
-                        this.log.writeLine("Got install request " + JSON.stringify(req));
+                        this.log.writeLine("Got install request ".concat(JSON.stringify(req)));
                     }
                     // load existing typing information from the cache
                     if (req.cachePath) {
                         if (this.log.isEnabled()) {
-                            this.log.writeLine("Request specifies cache path '" + req.cachePath + "', loading cached information...");
+                            this.log.writeLine("Request specifies cache path '".concat(req.cachePath, "', loading cached information..."));
                         }
                         this.processCacheLocation(req.cachePath);
                     }
@@ -122857,7 +122876,7 @@ var ts;
                     }
                     var discoverTypingsResult = ts.JsTyping.discoverTypings(this.installTypingHost, this.log.isEnabled() ? (function (s) { return _this.log.writeLine(s); }) : undefined, req.fileNames, req.projectRootPath, this.safeList, this.packageNameToTypingLocation, req.typeAcquisition, req.unresolvedImports, this.typesRegistry);
                     if (this.log.isEnabled()) {
-                        this.log.writeLine("Finished typings discovery: " + JSON.stringify(discoverTypingsResult));
+                        this.log.writeLine("Finished typings discovery: ".concat(JSON.stringify(discoverTypingsResult)));
                     }
                     // start watching files
                     this.watchFiles(req.projectName, discoverTypingsResult.filesToWatch, req.projectRootPath, req.watchOptions);
@@ -122877,17 +122896,17 @@ var ts;
                     if (this.typesMapLocation) {
                         var safeListFromMap = ts.JsTyping.loadTypesMap(this.installTypingHost, this.typesMapLocation);
                         if (safeListFromMap) {
-                            this.log.writeLine("Loaded safelist from types map file '" + this.typesMapLocation + "'");
+                            this.log.writeLine("Loaded safelist from types map file '".concat(this.typesMapLocation, "'"));
                             this.safeList = safeListFromMap;
                             return;
                         }
-                        this.log.writeLine("Failed to load safelist from types map file '" + this.typesMapLocation + "'");
+                        this.log.writeLine("Failed to load safelist from types map file '".concat(this.typesMapLocation, "'"));
                     }
                     this.safeList = ts.JsTyping.loadSafeList(this.installTypingHost, this.safeListPath);
                 };
                 TypingsInstaller.prototype.processCacheLocation = function (cacheLocation) {
                     if (this.log.isEnabled()) {
-                        this.log.writeLine("Processing cache location '" + cacheLocation + "'");
+                        this.log.writeLine("Processing cache location '".concat(cacheLocation, "'"));
                     }
                     if (this.knownCachesSet.has(cacheLocation)) {
                         if (this.log.isEnabled()) {
@@ -122898,14 +122917,14 @@ var ts;
                     var packageJson = ts.combinePaths(cacheLocation, "package.json");
                     var packageLockJson = ts.combinePaths(cacheLocation, "package-lock.json");
                     if (this.log.isEnabled()) {
-                        this.log.writeLine("Trying to find '" + packageJson + "'...");
+                        this.log.writeLine("Trying to find '".concat(packageJson, "'..."));
                     }
                     if (this.installTypingHost.fileExists(packageJson) && this.installTypingHost.fileExists(packageLockJson)) {
                         var npmConfig = JSON.parse(this.installTypingHost.readFile(packageJson)); // TODO: GH#18217
                         var npmLock = JSON.parse(this.installTypingHost.readFile(packageLockJson)); // TODO: GH#18217
                         if (this.log.isEnabled()) {
-                            this.log.writeLine("Loaded content of '" + packageJson + "': " + JSON.stringify(npmConfig));
-                            this.log.writeLine("Loaded content of '" + packageLockJson + "'");
+                            this.log.writeLine("Loaded content of '".concat(packageJson, "': ").concat(JSON.stringify(npmConfig)));
+                            this.log.writeLine("Loaded content of '".concat(packageLockJson, "'"));
                         }
                         if (npmConfig.devDependencies && npmLock.dependencies) {
                             for (var key in npmConfig.devDependencies) {
@@ -122929,11 +122948,11 @@ var ts;
                                         continue;
                                     }
                                     if (this.log.isEnabled()) {
-                                        this.log.writeLine("New typing for package " + packageName + " from '" + typingFile + "' conflicts with existing typing file '" + existingTypingFile + "'");
+                                        this.log.writeLine("New typing for package ".concat(packageName, " from '").concat(typingFile, "' conflicts with existing typing file '").concat(existingTypingFile, "'"));
                                     }
                                 }
                                 if (this.log.isEnabled()) {
-                                    this.log.writeLine("Adding entry into typings cache: '" + packageName + "' => '" + typingFile + "'");
+                                    this.log.writeLine("Adding entry into typings cache: '".concat(packageName, "' => '").concat(typingFile, "'"));
                                 }
                                 var info = ts.getProperty(npmLock.dependencies, key);
                                 var version_1 = info && info.version;
@@ -122946,7 +122965,7 @@ var ts;
                         }
                     }
                     if (this.log.isEnabled()) {
-                        this.log.writeLine("Finished processing cache location '" + cacheLocation + "'");
+                        this.log.writeLine("Finished processing cache location '".concat(cacheLocation, "'"));
                     }
                     this.knownCachesSet.add(cacheLocation);
                 };
@@ -122956,7 +122975,7 @@ var ts;
                         var typingKey = ts.mangleScopedPackageName(typing);
                         if (_this.missingTypingsSet.has(typingKey)) {
                             if (_this.log.isEnabled())
-                                _this.log.writeLine("'" + typing + "':: '" + typingKey + "' is in missingTypingsSet - skipping...");
+                                _this.log.writeLine("'".concat(typing, "':: '").concat(typingKey, "' is in missingTypingsSet - skipping..."));
                             return undefined;
                         }
                         var validationResult = ts.JsTyping.validatePackageName(typing);
@@ -122969,12 +122988,12 @@ var ts;
                         }
                         if (!_this.typesRegistry.has(typingKey)) {
                             if (_this.log.isEnabled())
-                                _this.log.writeLine("'" + typing + "':: Entry for package '" + typingKey + "' does not exist in local types registry - skipping...");
+                                _this.log.writeLine("'".concat(typing, "':: Entry for package '").concat(typingKey, "' does not exist in local types registry - skipping..."));
                             return undefined;
                         }
                         if (_this.packageNameToTypingLocation.get(typingKey) && ts.JsTyping.isTypingUpToDate(_this.packageNameToTypingLocation.get(typingKey), _this.typesRegistry.get(typingKey))) {
                             if (_this.log.isEnabled())
-                                _this.log.writeLine("'" + typing + "':: '" + typingKey + "' already has an up-to-date typing - skipping...");
+                                _this.log.writeLine("'".concat(typing, "':: '").concat(typingKey, "' already has an up-to-date typing - skipping..."));
                             return undefined;
                         }
                         return typingKey;
@@ -122983,11 +123002,11 @@ var ts;
                 TypingsInstaller.prototype.ensurePackageDirectoryExists = function (directory) {
                     var npmConfigPath = ts.combinePaths(directory, "package.json");
                     if (this.log.isEnabled()) {
-                        this.log.writeLine("Npm config file: " + npmConfigPath);
+                        this.log.writeLine("Npm config file: ".concat(npmConfigPath));
                     }
                     if (!this.installTypingHost.fileExists(npmConfigPath)) {
                         if (this.log.isEnabled()) {
-                            this.log.writeLine("Npm config file: '" + npmConfigPath + "' is missing, creating new one...");
+                            this.log.writeLine("Npm config file: '".concat(npmConfigPath, "' is missing, creating new one..."));
                         }
                         this.ensureDirectoryExists(directory, this.installTypingHost);
                         this.installTypingHost.writeFile(npmConfigPath, '{ "private": true }');
@@ -122996,7 +123015,7 @@ var ts;
                 TypingsInstaller.prototype.installTypings = function (req, cachePath, currentlyCachedTypings, typingsToInstall) {
                     var _this = this;
                     if (this.log.isEnabled()) {
-                        this.log.writeLine("Installing typings " + JSON.stringify(typingsToInstall));
+                        this.log.writeLine("Installing typings ".concat(JSON.stringify(typingsToInstall)));
                     }
                     var filteredTypings = this.filterTypings(typingsToInstall);
                     if (filteredTypings.length === 0) {
@@ -123023,7 +123042,7 @@ var ts;
                         try {
                             if (!ok) {
                                 if (_this.log.isEnabled()) {
-                                    _this.log.writeLine("install request failed, marking packages as missing to prevent repeated requests: " + JSON.stringify(filteredTypings));
+                                    _this.log.writeLine("install request failed, marking packages as missing to prevent repeated requests: ".concat(JSON.stringify(filteredTypings)));
                                 }
                                 for (var _i = 0, filteredTypings_1 = filteredTypings; _i < filteredTypings_1.length; _i++) {
                                     var typing = filteredTypings_1[_i];
@@ -123033,7 +123052,7 @@ var ts;
                             }
                             // TODO: watch project directory
                             if (_this.log.isEnabled()) {
-                                _this.log.writeLine("Installed typings " + JSON.stringify(scopedTypings));
+                                _this.log.writeLine("Installed typings ".concat(JSON.stringify(scopedTypings)));
                             }
                             var installedTypingFiles = [];
                             for (var _a = 0, filteredTypings_2 = filteredTypings; _a < filteredTypings_2.length; _a++) {
@@ -123045,13 +123064,13 @@ var ts;
                                 }
                                 // packageName is guaranteed to exist in typesRegistry by filterTypings
                                 var distTags = _this.typesRegistry.get(packageName);
-                                var newVersion = new ts.Version(distTags["ts" + ts.versionMajorMinor] || distTags[_this.latestDistTag]);
+                                var newVersion = new ts.Version(distTags["ts".concat(ts.versionMajorMinor)] || distTags[_this.latestDistTag]);
                                 var newTyping = { typingLocation: typingFile, version: newVersion };
                                 _this.packageNameToTypingLocation.set(packageName, newTyping);
                                 installedTypingFiles.push(typingFile);
                             }
                             if (_this.log.isEnabled()) {
-                                _this.log.writeLine("Installed typing files " + JSON.stringify(installedTypingFiles));
+                                _this.log.writeLine("Installed typing files ".concat(JSON.stringify(installedTypingFiles)));
                             }
                             _this.sendResponse(_this.createSetTypings(req, currentlyCachedTypings.concat(installedTypingFiles)));
                         }
@@ -123105,7 +123124,7 @@ var ts;
                             return;
                         }
                         if (isLoggingEnabled) {
-                            _this.log.writeLine(projectWatcherType + ":: Added:: WatchInfo: " + path);
+                            _this.log.writeLine("".concat(projectWatcherType, ":: Added:: WatchInfo: ").concat(path));
                         }
                         var watcher = projectWatcherType === "FileWatcher" /* FileWatcher */ ?
                             _this.watchFactory.watchFile(path, function () {
@@ -123126,7 +123145,7 @@ var ts;
                             }, 1 /* Recursive */, options, projectName, watchers);
                         watchers.set(canonicalPath, isLoggingEnabled ? {
                             close: function () {
-                                _this.log.writeLine(projectWatcherType + ":: Closed:: WatchInfo: " + path);
+                                _this.log.writeLine("".concat(projectWatcherType, ":: Closed:: WatchInfo: ").concat(path));
                                 watcher.close();
                             }
                         } : watcher);
@@ -123201,7 +123220,7 @@ var ts;
             typingsInstaller.TypingsInstaller = TypingsInstaller;
             /* @internal */
             function typingsName(packageName) {
-                return "@types/" + packageName + "@ts" + ts.versionMajorMinor;
+                return "@types/".concat(packageName, "@ts").concat(ts.versionMajorMinor);
             }
             typingsInstaller.typingsName = typingsName;
         })(typingsInstaller = server.typingsInstaller || (server.typingsInstaller = {}));
@@ -123226,7 +123245,7 @@ var ts;
                         if (typeof _this.logFile !== "string")
                             return;
                         try {
-                            fs.appendFileSync(_this.logFile, "[" + server.nowString() + "] " + text + ts.sys.newLine);
+                            fs.appendFileSync(_this.logFile, "[".concat(server.nowString(), "] ").concat(text).concat(ts.sys.newLine));
                         }
                         catch (e) {
                             _this.logFile = undefined;
@@ -123242,7 +123261,7 @@ var ts;
                         return npmPath;
                     }
                     if (host.fileExists(npmPath)) {
-                        return "\"" + npmPath + "\"";
+                        return "\"".concat(npmPath, "\"");
                     }
                 }
                 return "npm";
@@ -123250,7 +123269,7 @@ var ts;
             function loadTypesRegistryFile(typesRegistryFilePath, host, log) {
                 if (!host.fileExists(typesRegistryFilePath)) {
                     if (log.isEnabled()) {
-                        log.writeLine("Types registry file '" + typesRegistryFilePath + "' does not exist");
+                        log.writeLine("Types registry file '".concat(typesRegistryFilePath, "' does not exist"));
                     }
                     return new ts.Map();
                 }
@@ -123260,14 +123279,14 @@ var ts;
                 }
                 catch (e) {
                     if (log.isEnabled()) {
-                        log.writeLine("Error when loading types registry file '" + typesRegistryFilePath + "': " + e.message + ", " + e.stack);
+                        log.writeLine("Error when loading types registry file '".concat(typesRegistryFilePath, "': ").concat(e.message, ", ").concat(e.stack));
                     }
                     return new ts.Map();
                 }
             }
             var typesRegistryPackageName = "types-registry";
             function getTypesRegistryFileLocation(globalTypingsCacheLocation) {
-                return ts.combinePaths(ts.normalizeSlashes(globalTypingsCacheLocation), "node_modules/" + typesRegistryPackageName + "/index.json");
+                return ts.combinePaths(ts.normalizeSlashes(globalTypingsCacheLocation), "node_modules/".concat(typesRegistryPackageName, "/index.json"));
             }
             var NodeTypingsInstaller = (function (_super) {
                 __extends(NodeTypingsInstaller, _super);
@@ -123275,27 +123294,27 @@ var ts;
                     var _this = _super.call(this, ts.sys, globalTypingsCacheLocation, typingSafeListLocation ? ts.toPath(typingSafeListLocation, "", ts.createGetCanonicalFileName(ts.sys.useCaseSensitiveFileNames)) : ts.toPath("typingSafeList.json", __dirname, ts.createGetCanonicalFileName(ts.sys.useCaseSensitiveFileNames)), typesMapLocation ? ts.toPath(typesMapLocation, "", ts.createGetCanonicalFileName(ts.sys.useCaseSensitiveFileNames)) : ts.toPath("typesMap.json", __dirname, ts.createGetCanonicalFileName(ts.sys.useCaseSensitiveFileNames)), throttleLimit, log) || this;
                     _this.npmPath = npmLocation !== undefined ? npmLocation : getDefaultNPMLocation(process.argv[0], validateDefaultNpmLocation, _this.installTypingHost);
                     if (ts.stringContains(_this.npmPath, " ") && _this.npmPath[0] !== "\"") {
-                        _this.npmPath = "\"" + _this.npmPath + "\"";
+                        _this.npmPath = "\"".concat(_this.npmPath, "\"");
                     }
                     if (_this.log.isEnabled()) {
-                        _this.log.writeLine("Process id: " + process.pid);
-                        _this.log.writeLine("NPM location: " + _this.npmPath + " (explicit '" + server.Arguments.NpmLocation + "' " + (npmLocation === undefined ? "not " : "") + " provided)");
-                        _this.log.writeLine("validateDefaultNpmLocation: " + validateDefaultNpmLocation);
+                        _this.log.writeLine("Process id: ".concat(process.pid));
+                        _this.log.writeLine("NPM location: ".concat(_this.npmPath, " (explicit '").concat(server.Arguments.NpmLocation, "' ").concat(npmLocation === undefined ? "not " : "", " provided)"));
+                        _this.log.writeLine("validateDefaultNpmLocation: ".concat(validateDefaultNpmLocation));
                     }
                     (_this.nodeExecSync = require("child_process").execSync);
                     _this.ensurePackageDirectoryExists(globalTypingsCacheLocation);
                     try {
                         if (_this.log.isEnabled()) {
-                            _this.log.writeLine("Updating " + typesRegistryPackageName + " npm package...");
+                            _this.log.writeLine("Updating ".concat(typesRegistryPackageName, " npm package..."));
                         }
-                        _this.execSyncAndLog(_this.npmPath + " install --ignore-scripts " + typesRegistryPackageName + "@" + _this.latestDistTag, { cwd: globalTypingsCacheLocation });
+                        _this.execSyncAndLog("".concat(_this.npmPath, " install --ignore-scripts ").concat(typesRegistryPackageName, "@").concat(_this.latestDistTag), { cwd: globalTypingsCacheLocation });
                         if (_this.log.isEnabled()) {
-                            _this.log.writeLine("Updated " + typesRegistryPackageName + " npm package");
+                            _this.log.writeLine("Updated ".concat(typesRegistryPackageName, " npm package"));
                         }
                     }
                     catch (e) {
                         if (_this.log.isEnabled()) {
-                            _this.log.writeLine("Error updating " + typesRegistryPackageName + " package: " + e.message);
+                            _this.log.writeLine("Error updating ".concat(typesRegistryPackageName, " package: ").concat(e.message));
                         }
                         _this.delayedInitializationError = {
                             kind: "event::initializationFailed",
@@ -123334,7 +123353,7 @@ var ts;
                                 var cwd = getDirectoryOfPackageJson(fileName, _this.installTypingHost) || projectRootPath;
                                 if (cwd) {
                                     _this.installWorker(-1, [packageName_1], cwd, function (success) {
-                                        var message = success ? "Package " + packageName_1 + " installed." : "There was an error installing " + packageName_1 + ".";
+                                        var message = success ? "Package ".concat(packageName_1, " installed.") : "There was an error installing ".concat(packageName_1, ".");
                                         var response = { kind: server.ActionPackageInstalled, projectName: projectName_1, success: success, message: message };
                                         _this.sendResponse(response);
                                     });
@@ -123352,7 +123371,7 @@ var ts;
                 };
                 NodeTypingsInstaller.prototype.sendResponse = function (response) {
                     if (this.log.isEnabled()) {
-                        this.log.writeLine("Sending response:\n    " + JSON.stringify(response));
+                        this.log.writeLine("Sending response:\n    ".concat(JSON.stringify(response)));
                     }
                     process.send(response);
                     if (this.log.isEnabled()) {
@@ -123362,29 +123381,29 @@ var ts;
                 NodeTypingsInstaller.prototype.installWorker = function (requestId, packageNames, cwd, onRequestCompleted) {
                     var _this = this;
                     if (this.log.isEnabled()) {
-                        this.log.writeLine("#" + requestId + " with arguments'" + JSON.stringify(packageNames) + "'.");
+                        this.log.writeLine("#".concat(requestId, " with arguments'").concat(JSON.stringify(packageNames), "'."));
                     }
                     var start = Date.now();
                     var hasError = typingsInstaller.installNpmPackages(this.npmPath, ts.version, packageNames, function (command) { return _this.execSyncAndLog(command, { cwd: cwd }); });
                     if (this.log.isEnabled()) {
-                        this.log.writeLine("npm install #" + requestId + " took: " + (Date.now() - start) + " ms");
+                        this.log.writeLine("npm install #".concat(requestId, " took: ").concat(Date.now() - start, " ms"));
                     }
                     onRequestCompleted(!hasError);
                 };
                 NodeTypingsInstaller.prototype.execSyncAndLog = function (command, options) {
                     if (this.log.isEnabled()) {
-                        this.log.writeLine("Exec: " + command);
+                        this.log.writeLine("Exec: ".concat(command));
                     }
                     try {
                         var stdout = this.nodeExecSync(command, __assign(__assign({}, options), { encoding: "utf-8" }));
                         if (this.log.isEnabled()) {
-                            this.log.writeLine("    Succeeded. stdout:" + indent(ts.sys.newLine, stdout));
+                            this.log.writeLine("    Succeeded. stdout:".concat(indent(ts.sys.newLine, stdout)));
                         }
                         return false;
                     }
                     catch (error) {
                         var stdout = error.stdout, stderr = error.stderr;
-                        this.log.writeLine("    Failed. stdout:" + indent(ts.sys.newLine, stdout) + ts.sys.newLine + "    stderr:" + indent(ts.sys.newLine, stderr));
+                        this.log.writeLine("    Failed. stdout:".concat(indent(ts.sys.newLine, stdout)).concat(ts.sys.newLine, "    stderr:").concat(indent(ts.sys.newLine, stderr)));
                         return true;
                     }
                 };
@@ -123407,7 +123426,7 @@ var ts;
             var log = new FileLog(logFilePath);
             if (log.isEnabled()) {
                 process.on("uncaughtException", function (e) {
-                    log.writeLine("Unhandled exception: " + e + " at " + e.stack);
+                    log.writeLine("Unhandled exception: ".concat(e, " at ").concat(e.stack));
                 });
             }
             process.on("disconnect", function () {
@@ -123420,7 +123439,7 @@ var ts;
             installer.listen();
             function indent(newline, str) {
                 return str && str.length
-                    ? newline + "    " + str.replace(/\r?\n/, newline + "    ")
+                    ? "".concat(newline, "    ") + str.replace(/\r?\n/, "".concat(newline, "    "))
                     : "";
             }
         })(typingsInstaller = server.typingsInstaller || (server.typingsInstaller = {}));
diff --git a/package.json b/package.json
index c4acaba0ef48c..2d49734bf82a2 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
     "name": "typescript",
     "author": "Microsoft Corp.",
     "homepage": "https://www.typescriptlang.org/",
-    "version": "4.5.2",
+    "version": "4.5.3",
     "license": "Apache-2.0",
     "description": "TypeScript is a language for application scale JavaScript development",
     "keywords": [
diff --git a/src/compiler/corePublic.ts b/src/compiler/corePublic.ts
index 55fd254725f7c..0ee3f7e1b4ea0 100644
--- a/src/compiler/corePublic.ts
+++ b/src/compiler/corePublic.ts
@@ -5,7 +5,7 @@ namespace ts {
     // The following is baselined as a literal template type without intervention
     /** The version of the TypeScript compiler release */
     // eslint-disable-next-line @typescript-eslint/no-inferrable-types
-    export const version = "4.5.2" as string;
+    export const version = "4.5.3" as string;
 
     /**
      * Type of objects whose values are all of the same type.