Merge pull request #12420 from webpack/types/typescript-4.2

use typescript 4.2

lib/MultiCompiler.js

@@ -226,6 +226,7 @@ module.exports = class MultiCompiler {
 				}
 			}
 		}
+		/** @type {string[]} */
 		const errors = missing.map(m => `Compiler dependency \`${m}\` not found.`);
 		const stack = this.compilers.filter(c => !targetFound(c));
 		while (stack.length > 0) {
@@ -241,6 +242,7 @@ module.exports = class MultiCompiler {
 			}
 		}
 		if (edges.size > 0) {
+			/** @type {string[]} */
 			const lines = Array.from(edges)
 				.sort(sortEdges)
 				.map(edge => `${edge.source.name} -> ${edge.target.name}`);

lib/stats/DefaultStatsPrinterPlugin.js

@@ -11,6 +11,12 @@
 
 const plural = (n, singular, plural) => (n === 1 ? singular : plural);
 
+/**
+ * @param {Record<string, number>} sizes sizes by source type
+ * @param {Object} options options
+ * @param {(number) => string=} options.formatSize size formatter
+ * @returns {string} text
+ */
 const printSizes = (sizes, { formatSize = n => `${n}` }) => {
 	const keys = Object.keys(sizes);
 	if (keys.length > 1) {

package.json

@@ -13,7 +13,7 @@
     "acorn": "^8.0.4",
     "browserslist": "^4.14.5",
     "chrome-trace-event": "^1.0.2",
-    "enhanced-resolve": "^5.6.0",
+    "enhanced-resolve": "^5.7.0",
     "eslint-scope": "^5.1.1",
     "events": "^3.2.0",
     "glob-to-regexp": "^0.4.1",
@@ -91,9 +91,9 @@
     "style-loader": "^2.0.0",
     "terser": "^5.5.0",
     "toml": "^3.0.0",
-    "tooling": "webpack/tooling#v1.13.1",
+    "tooling": "webpack/tooling#v1.14.0",
     "ts-loader": "^8.0.2",
-    "typescript": "^4.2.0-dev.20201130",
+    "typescript": "^4.2.0-beta",
     "url-loader": "^4.1.0",
     "wast-loader": "^1.11.0",
     "webassembly-feature": "1.3.0",
@@ -150,8 +150,8 @@
     "type-lint": "tsc",
     "typings-lint": "tsc -p tsconfig.test.json",
     "spellcheck": "cspell \"{.github,benchmark,bin,examples,hot,lib,schemas,setup,tooling}/**/*.{md,yml,yaml,js,json}\" \"*.md\"",
-    "special-lint": "node node_modules/tooling/lockfile-lint && node node_modules/tooling/schemas-lint && node node_modules/tooling/inherit-types && node node_modules/tooling/format-schemas && node tooling/generate-runtime-code.js && node node_modules/tooling/format-file-header && node node_modules/tooling/compile-to-definitions && node node_modules/tooling/generate-types",
-    "special-lint-fix": "node node_modules/tooling/inherit-types --write && node node_modules/tooling/format-schemas --write && node tooling/generate-runtime-code.js --write && node node_modules/tooling/format-file-header --write && node node_modules/tooling/compile-to-definitions --write && node node_modules/tooling/generate-types --write",
+    "special-lint": "node node_modules/tooling/lockfile-lint && node node_modules/tooling/schemas-lint && node node_modules/tooling/inherit-types && node node_modules/tooling/format-schemas && node tooling/generate-runtime-code.js && node node_modules/tooling/format-file-header && node node_modules/tooling/compile-to-definitions && node node_modules/tooling/generate-types --no-template-literals",
+    "special-lint-fix": "node node_modules/tooling/inherit-types --write && node node_modules/tooling/format-schemas --write && node tooling/generate-runtime-code.js --write && node node_modules/tooling/format-file-header --write && node node_modules/tooling/compile-to-definitions --write && node node_modules/tooling/generate-types --no-template-literals --write",
     "fix": "yarn code-lint --fix && yarn special-lint-fix && yarn pretty-lint-fix",
     "pretty-lint-base": "prettier \"*.{ts,json,yml,yaml,md}\" \"{setup,lib,bin,hot,benchmark,tooling,schemas}/**/*.json\" \"examples/*.md\"",
     "pretty-lint-base-all": "yarn pretty-lint-base \"*.js\" \"{setup,lib,bin,hot,benchmark,tooling,schemas}/**/*.js\" \"test/*.js\" \"test/helpers/*.js\" \"test/{configCases,watchCases,statsCases,hotCases,benchmarkCases}/**/webpack.config.js\" \"examples/**/webpack.config.js\"",