diff --git a/packages/babel-core/test/fixtures/transformation/misc/regression-1155/output.js b/packages/babel-core/test/fixtures/transformation/misc/regression-1155/output.js
index 78220af85dbe..bd723923bd6b 100644
--- a/packages/babel-core/test/fixtures/transformation/misc/regression-1155/output.js
+++ b/packages/babel-core/test/fixtures/transformation/misc/regression-1155/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function (_Bar) {
+var Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   babelHelpers.inherits(Foo, _Bar);
diff --git a/packages/babel-core/test/fixtures/transformation/misc/regression-2765/output.js b/packages/babel-core/test/fixtures/transformation/misc/regression-2765/output.js
index dc0b722317b6..8bcda9018e61 100644
--- a/packages/babel-core/test/fixtures/transformation/misc/regression-2765/output.js
+++ b/packages/babel-core/test/fixtures/transformation/misc/regression-2765/output.js
@@ -1,9 +1,7 @@
 function f() {
   var _this = this;
 
-  let g =
-  /*#__PURE__*/
-  function () {
+  let g = /*#__PURE__*/function () {
     var _ref = babelHelpers.asyncToGenerator(function* () {
       _this;
     });
@@ -19,9 +17,7 @@ class Class {
     var _this2 = this;
 
     return babelHelpers.asyncToGenerator(function* () {
-      var c =
-      /*#__PURE__*/
-      function () {
+      var c = /*#__PURE__*/function () {
         var _ref2 = babelHelpers.asyncToGenerator(function* (b) {
           _this2;
         });
diff --git a/packages/babel-core/test/fixtures/transformation/misc/regression-2892/output.js b/packages/babel-core/test/fixtures/transformation/misc/regression-2892/output.js
index ec30a24e9b09..8d386e1069bc 100644
--- a/packages/babel-core/test/fixtures/transformation/misc/regression-2892/output.js
+++ b/packages/babel-core/test/fixtures/transformation/misc/regression-2892/output.js
@@ -15,9 +15,7 @@ function _defineProperties(target, props) { for (var i = 0; i < props.length; i+
 
 function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
 
-var Foo =
-/*#__PURE__*/
-function () {
+var Foo = /*#__PURE__*/function () {
   function Foo() {
     _classCallCheck(this, Foo);
   }
@@ -25,9 +23,7 @@ function () {
   _createClass(Foo, [{
     key: "bar",
     value: function () {
-      var _bar = _asyncToGenerator(
-      /*#__PURE__*/
-      regeneratorRuntime.mark(function _callee() {
+      var _bar = _asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee() {
         var baz;
         return regeneratorRuntime.wrap(function _callee$(_context) {
           while (1) {
@@ -61,9 +57,7 @@ function foo() {
 }
 
 function _foo() {
-  _foo = _asyncToGenerator(
-  /*#__PURE__*/
-  regeneratorRuntime.mark(function _callee3() {
+  _foo = _asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee3() {
     var bar, _bar2;
 
     return regeneratorRuntime.wrap(function _callee3$(_context3) {
@@ -71,9 +65,7 @@ function _foo() {
         switch (_context3.prev = _context3.next) {
           case 0:
             _bar2 = function _ref2() {
-              _bar2 = _asyncToGenerator(
-              /*#__PURE__*/
-              regeneratorRuntime.mark(function _callee2() {
+              _bar2 = _asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee2() {
                 var baz;
                 return regeneratorRuntime.wrap(function _callee2$(_context2) {
                   while (1) {
diff --git a/packages/babel-core/test/fixtures/transformation/source-maps/class/output.js b/packages/babel-core/test/fixtures/transformation/source-maps/class/output.js
index 76b7ca7f8914..8f75c22d4d81 100644
--- a/packages/babel-core/test/fixtures/transformation/source-maps/class/output.js
+++ b/packages/babel-core/test/fixtures/transformation/source-maps/class/output.js
@@ -1,6 +1,4 @@
-var Test =
-/*#__PURE__*/
-function () {
+var Test = /*#__PURE__*/function () {
   "use strict";
 
   function Test() {
diff --git a/packages/babel-core/test/fixtures/transformation/source-maps/class/source-mappings.json b/packages/babel-core/test/fixtures/transformation/source-maps/class/source-mappings.json
index b53208fbe4d6..c00fd6e9bcf5 100644
--- a/packages/babel-core/test/fixtures/transformation/source-maps/class/source-mappings.json
+++ b/packages/babel-core/test/fixtures/transformation/source-maps/class/source-mappings.json
@@ -4,7 +4,7 @@
     "column": 10
   },
   "generated": {
-    "line": 13,
+    "line": 11,
     "column": 15
   }
 }]
\ No newline at end of file
diff --git a/packages/babel-generator/src/printer.js b/packages/babel-generator/src/printer.js
index fb4715d491c5..e449330f7b73 100644
--- a/packages/babel-generator/src/printer.js
+++ b/packages/babel-generator/src/printer.js
@@ -9,6 +9,7 @@ import * as generatorFunctions from "./generators";
 const SCIENTIFIC_NOTATION = /e/i;
 const ZERO_DECIMAL_INTEGER = /\.0+$/;
 const NON_DECIMAL_LITERAL = /^0[box]/;
+const PURE_ANNOTATION_RE = /^\s*[@#]__PURE__\s*$/;
 
 export type Format = {
   shouldPrintComment: (comment: string) => boolean,
@@ -477,7 +478,11 @@ export default class Printer {
   }
 
   _printLeadingComments(node) {
-    this._printComments(this._getComments(true, node));
+    this._printComments(
+      this._getComments(true, node),
+      // Don't add leading/trailing new lines to #__PURE__ annotations
+      true,
+    );
   }
 
   printInnerComments(node, indent = true) {
@@ -532,7 +537,7 @@ export default class Printer {
     );
   }
 
-  _printComment(comment) {
+  _printComment(comment, skipNewLines?: boolean) {
     if (!this.format.shouldPrintComment(comment.value)) return;
 
     // Some plugins use this to mark comments as removed using the AST-root 'comments' property,
@@ -549,12 +554,12 @@ export default class Printer {
 
     const isBlockComment = comment.type === "CommentBlock";
 
-    // Always add a newline before a block comment
-    this.newline(
-      this._buf.hasContent() && !this._noLineTerminator && isBlockComment
-        ? 1
-        : 0,
-    );
+    // Add a newline before and after a block comment, unless explicitly
+    // disallowed
+    const printNewLines =
+      isBlockComment && !skipNewLines && !this._noLineTerminator;
+
+    if (printNewLines && this._buf.hasContent()) this.newline(1);
 
     if (!this.endsWith("[") && !this.endsWith("{")) this.space();
 
@@ -584,15 +589,26 @@ export default class Printer {
       this._append(val);
     });
 
-    // Always add a newline after a block comment
-    this.newline(isBlockComment && !this._noLineTerminator ? 1 : 0);
+    if (printNewLines) this.newline(1);
   }
 
-  _printComments(comments?: Array<Object>) {
+  _printComments(comments?: Array<Object>, inlinePureAnnotation?: boolean) {
     if (!comments || !comments.length) return;
 
-    for (const comment of comments) {
-      this._printComment(comment);
+    if (
+      inlinePureAnnotation &&
+      comments.length === 1 &&
+      PURE_ANNOTATION_RE.test(comments[0].value)
+    ) {
+      this._printComment(
+        comments[0],
+        // Keep newlines if the comment marks a standalone call
+        this._buf.hasContent() && !this.endsWith("\n"),
+      );
+    } else {
+      for (const comment of comments) {
+        this._printComment(comment);
+      }
     }
   }
 }
diff --git a/packages/babel-plugin-external-helpers/test/fixtures/opts/whitelist/output.js b/packages/babel-plugin-external-helpers/test/fixtures/opts/whitelist/output.js
index 34a0d30fb1c0..51e19e07fedb 100644
--- a/packages/babel-plugin-external-helpers/test/fixtures/opts/whitelist/output.js
+++ b/packages/babel-plugin-external-helpers/test/fixtures/opts/whitelist/output.js
@@ -1,8 +1,6 @@
 function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
 
-let Foo =
-/*#__PURE__*/
-function () {
+let Foo = /*#__PURE__*/function () {
   "use strict";
 
   function Foo() {
diff --git a/packages/babel-plugin-proposal-async-generator-functions/test/fixtures/nested/async-in-params/output.js b/packages/babel-plugin-proposal-async-generator-functions/test/fixtures/nested/async-in-params/output.js
index 2d3f0157c7f1..9b4a4eb3e731 100644
--- a/packages/babel-plugin-proposal-async-generator-functions/test/fixtures/nested/async-in-params/output.js
+++ b/packages/babel-plugin-proposal-async-generator-functions/test/fixtures/nested/async-in-params/output.js
@@ -3,9 +3,7 @@ function g() {
 }
 
 function _g() {
-  _g = babelHelpers.wrapAsyncGenerator(function* (x =
-  /*#__PURE__*/
-  babelHelpers.asyncToGenerator(function* () {
+  _g = babelHelpers.wrapAsyncGenerator(function* (x = /*#__PURE__*/babelHelpers.asyncToGenerator(function* () {
     yield 1;
   })) {
     yield babelHelpers.awaitAsyncGenerator(2);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/nested-class/super-call-in-key/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/nested-class/super-call-in-key/output.js
index 117802306abc..f40cc28647d3 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/nested-class/super-call-in-key/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/nested-class/super-call-in-key/output.js
@@ -10,9 +10,7 @@ let Hello = function Hello() {
   };
 };
 
-let Outer =
-/*#__PURE__*/
-function (_Hello) {
+let Outer = /*#__PURE__*/function (_Hello) {
   babelHelpers.inherits(Outer, _Hello);
 
   function Outer() {
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/nested-class/super-property-in-key/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/nested-class/super-property-in-key/output.js
index ba9e8dd36f5e..6b41f008719a 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/nested-class/super-property-in-key/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/nested-class/super-property-in-key/output.js
@@ -1,8 +1,6 @@
 "use strict";
 
-let Hello =
-/*#__PURE__*/
-function () {
+let Hello = /*#__PURE__*/function () {
   function Hello() {
     babelHelpers.classCallCheck(this, Hello);
   }
@@ -16,9 +14,7 @@ function () {
   return Hello;
 }();
 
-let Outer =
-/*#__PURE__*/
-function (_Hello) {
+let Outer = /*#__PURE__*/function (_Hello) {
   babelHelpers.inherits(Outer, _Hello);
 
   function Outer() {
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/assignment/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/assignment/output.js
index 00a33dc992b3..3178119a7657 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/assignment/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/assignment/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function () {
+var Foo = /*#__PURE__*/function () {
   "use strict";
 
   function Foo() {
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/call/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/call/output.js
index 29515449ce3c..383429548dfd 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/call/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/call/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function () {
+var Foo = /*#__PURE__*/function () {
   "use strict";
 
   function Foo() {
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/canonical/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/canonical/output.js
index 47386a7981d4..7c153c4e95b0 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/canonical/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/canonical/output.js
@@ -1,6 +1,4 @@
-var Point =
-/*#__PURE__*/
-function () {
+var Point = /*#__PURE__*/function () {
   "use strict";
 
   function Point(x = 0, y = 0) {
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/derived-multiple-supers/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/derived-multiple-supers/output.js
index c9e24a3826e3..7a1b496bc087 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/derived-multiple-supers/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/derived-multiple-supers/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function (_Bar) {
+var Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   babelHelpers.inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/derived/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/derived/output.js
index b008861733c2..5595be2ad7fa 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/derived/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/derived/output.js
@@ -10,9 +10,7 @@ var Foo = function Foo() {
 
 var _prop = babelHelpers.classPrivateFieldLooseKey("prop");
 
-var Bar =
-/*#__PURE__*/
-function (_Foo) {
+var Bar = /*#__PURE__*/function (_Foo) {
   "use strict";
 
   babelHelpers.inherits(Bar, _Foo);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/foobar/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/foobar/output.js
index c28687635b83..a57b9bec1b26 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/foobar/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/foobar/output.js
@@ -1,6 +1,4 @@
-var Child =
-/*#__PURE__*/
-function (_Parent) {
+var Child = /*#__PURE__*/function (_Parent) {
   "use strict";
 
   babelHelpers.inherits(Child, _Parent);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/private-in-derived/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/private-in-derived/output.js
index 5cdb57084a35..e742b9aa1c4e 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/private-in-derived/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/private-in-derived/output.js
@@ -7,9 +7,7 @@ var Outer = function Outer() {
     value: void 0
   });
 
-  var Test =
-  /*#__PURE__*/
-  function (_babelHelpers$classPr) {
+  var Test = /*#__PURE__*/function (_babelHelpers$classPr) {
     babelHelpers.inherits(Test, _babelHelpers$classPr);
 
     function Test() {
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/static-call/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/static-call/output.js
index e130e89295ce..a112202fe5dc 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/static-call/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/static-call/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function () {
+var Foo = /*#__PURE__*/function () {
   "use strict";
 
   function Foo() {
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/super-expression/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/super-expression/output.js
index 70cd36e5258a..18c55e366403 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/super-expression/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/super-expression/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function (_Bar) {
+var Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   babelHelpers.inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/super-statement/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/super-statement/output.js
index c0f57c4a3319..37aa66cd8e5a 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/super-statement/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/super-statement/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function (_Bar) {
+var Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   babelHelpers.inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/update/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/update/output.js
index dde814f54dac..9ee5301378ce 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/update/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/update/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function () {
+var Foo = /*#__PURE__*/function () {
   "use strict";
 
   function Foo() {
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/private/assignment/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/private/assignment/output.js
index 09f9f0b622a5..740304f35183 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/private/assignment/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/private/assignment/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function () {
+var Foo = /*#__PURE__*/function () {
   "use strict";
 
   function Foo() {
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/private/call/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/private/call/output.js
index 575d880c79dd..d5cea713433c 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/private/call/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/private/call/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function () {
+var Foo = /*#__PURE__*/function () {
   "use strict";
 
   function Foo() {
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/private/canonical/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/private/canonical/output.js
index b9c9ab8067bb..ff127b0d68fb 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/private/canonical/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/private/canonical/output.js
@@ -1,6 +1,4 @@
-var Point =
-/*#__PURE__*/
-function () {
+var Point = /*#__PURE__*/function () {
   "use strict";
 
   function Point(x = 0, y = 0) {
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/private/derived-multiple-supers/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/private/derived-multiple-supers/output.js
index e69db438db4e..86d4806181b8 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/private/derived-multiple-supers/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/private/derived-multiple-supers/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function (_Bar) {
+var Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   babelHelpers.inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/private/derived/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/private/derived/output.js
index e963676ac346..3ec15a15d860 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/private/derived/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/private/derived/output.js
@@ -11,9 +11,7 @@ var Foo = function Foo() {
 
 var _prop = new WeakMap();
 
-var Bar =
-/*#__PURE__*/
-function (_Foo) {
+var Bar = /*#__PURE__*/function (_Foo) {
   "use strict";
 
   babelHelpers.inherits(Bar, _Foo);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/private/foobar/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/private/foobar/output.js
index 75191222819f..7f8529f19880 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/private/foobar/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/private/foobar/output.js
@@ -1,6 +1,4 @@
-var Child =
-/*#__PURE__*/
-function (_Parent) {
+var Child = /*#__PURE__*/function (_Parent) {
   "use strict";
 
   babelHelpers.inherits(Child, _Parent);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/private/private-in-derived/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/private/private-in-derived/output.js
index 0ca02451bd88..2880d3f768b8 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/private/private-in-derived/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/private/private-in-derived/output.js
@@ -8,9 +8,7 @@ var Outer = function Outer() {
     value: void 0
   });
 
-  var Test =
-  /*#__PURE__*/
-  function (_babelHelpers$classPr) {
+  var Test = /*#__PURE__*/function (_babelHelpers$classPr) {
     babelHelpers.inherits(Test, _babelHelpers$classPr);
 
     function Test() {
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/private/static-call/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/private/static-call/output.js
index 615955221a59..d3decf141782 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/private/static-call/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/private/static-call/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function () {
+var Foo = /*#__PURE__*/function () {
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   function Foo() {
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/private/super-call/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/private/super-call/output.js
index 460fc4c6bea8..013b10ff2f2d 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/private/super-call/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/private/super-call/output.js
@@ -1,6 +1,4 @@
-var A =
-/*#__PURE__*/
-function () {
+var A = /*#__PURE__*/function () {
   "use strict";
 
   function A() {
@@ -16,9 +14,7 @@ function () {
   return A;
 }();
 
-var B =
-/*#__PURE__*/
-function (_A) {
+var B = /*#__PURE__*/function (_A) {
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   babelHelpers.inherits(B, _A);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/private/super-expression/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/private/super-expression/output.js
index f4bce1d75894..8741caf92d71 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/private/super-expression/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/private/super-expression/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function (_Bar) {
+var Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   babelHelpers.inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/private/super-statement/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/private/super-statement/output.js
index df484a2a1c7a..807f1c92350f 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/private/super-statement/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/private/super-statement/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function (_Bar) {
+var Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   babelHelpers.inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/private/update/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/private/update/output.js
index 059ef2a09146..91b66147c929 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/private/update/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/private/update/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function () {
+var Foo = /*#__PURE__*/function () {
   "use strict";
 
   function Foo() {
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/computed/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/computed/output.js
index 20509438f6a1..7c9f2f4c16a1 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/computed/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/computed/output.js
@@ -15,9 +15,7 @@ _ref3 = /regex/;
 _baz = baz;
 _ref4 = `template${expression}`;
 
-var MyClass =
-/*#__PURE__*/
-function () {
+var MyClass = /*#__PURE__*/function () {
   "use strict";
 
   function MyClass() {
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/derived/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/derived/output.js
index 81ae1b19707e..40cdae4acda2 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/derived/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/derived/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function (_Bar) {
+var Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   babelHelpers.inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/foobar/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/foobar/output.js
index 3f43d7eb0f66..3b770f6bc2dd 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/foobar/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/foobar/output.js
@@ -1,6 +1,4 @@
-var Child =
-/*#__PURE__*/
-function (_Parent) {
+var Child = /*#__PURE__*/function (_Parent) {
   "use strict";
 
   babelHelpers.inherits(Child, _Parent);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/non-block-arrow-func/output.mjs b/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/non-block-arrow-func/output.mjs
index 46d0e190ab2f..328111844f48 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/non-block-arrow-func/output.mjs
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/non-block-arrow-func/output.mjs
@@ -1,9 +1,7 @@
 export default (param => {
   var _class, _temp;
 
-  return _temp = _class =
-  /*#__PURE__*/
-  function () {
+  return _temp = _class = /*#__PURE__*/function () {
     function App() {
       babelHelpers.classCallCheck(this, App);
     }
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/regression-T6719/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/regression-T6719/output.js
index f8aebbe0260b..138ced973de8 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/regression-T6719/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/regression-T6719/output.js
@@ -1,9 +1,7 @@
 function withContext(ComposedComponent) {
   var _class, _temp;
 
-  return _temp = _class =
-  /*#__PURE__*/
-  function (_Component) {
+  return _temp = _class = /*#__PURE__*/function (_Component) {
     "use strict";
 
     babelHelpers.inherits(WithContext, _Component);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/regression-T7364/output.mjs b/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/regression-T7364/output.mjs
index 1fa6373e31ce..24c39cad22bd 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/regression-T7364/output.mjs
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/regression-T7364/output.mjs
@@ -2,9 +2,7 @@ class MyClass {
   constructor() {
     var _this = this;
 
-    this.myAsyncMethod =
-    /*#__PURE__*/
-    babelHelpers.asyncToGenerator(function* () {
+    this.myAsyncMethod = /*#__PURE__*/babelHelpers.asyncToGenerator(function* () {
       console.log(_this);
     });
   }
@@ -15,9 +13,7 @@ class MyClass {
   constructor() {
     var _this2 = this;
 
-    this.myAsyncMethod =
-    /*#__PURE__*/
-    babelHelpers.asyncToGenerator(function* () {
+    this.myAsyncMethod = /*#__PURE__*/babelHelpers.asyncToGenerator(function* () {
       console.log(_this2);
     });
   }
@@ -28,9 +24,7 @@ export default class MyClass3 {
   constructor() {
     var _this3 = this;
 
-    this.myAsyncMethod =
-    /*#__PURE__*/
-    babelHelpers.asyncToGenerator(function* () {
+    this.myAsyncMethod = /*#__PURE__*/babelHelpers.asyncToGenerator(function* () {
       console.log(_this3);
     });
   }
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/static-super/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/static-super/output.js
index d41e2ff85106..1ab9e4361426 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/static-super/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/static-super/output.js
@@ -6,9 +6,7 @@ var A = function A() {
 
 A.prop = 1;
 
-var B =
-/*#__PURE__*/
-function (_A) {
+var B = /*#__PURE__*/function (_A) {
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   babelHelpers.inherits(B, _A);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/super-call/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/super-call/output.js
index 03819a301505..d5ec6898f582 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/super-call/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/super-call/output.js
@@ -1,6 +1,4 @@
-var A =
-/*#__PURE__*/
-function () {
+var A = /*#__PURE__*/function () {
   "use strict";
 
   function A() {
@@ -16,9 +14,7 @@ function () {
   return A;
 }();
 
-var B =
-/*#__PURE__*/
-function (_A) {
+var B = /*#__PURE__*/function (_A) {
   "use strict";
 
   babelHelpers.inherits(B, _A);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/super-expression/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/super-expression/output.js
index d682e4a6ed6c..1a7d62ff94c1 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/super-expression/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/super-expression/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function (_Bar) {
+var Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   babelHelpers.inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/super-statement/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/super-statement/output.js
index c63a614d0236..181442f0b267 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/super-statement/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/super-statement/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function (_Bar) {
+var Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   babelHelpers.inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/assignment/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/assignment/output.js
index 83a710d33e55..4b1015500dfd 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/assignment/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/assignment/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function () {
+var Foo = /*#__PURE__*/function () {
   "use strict";
 
   function Foo() {
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/call/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/call/output.js
index b58e59b5fbf7..2b2504076029 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/call/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/call/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function () {
+var Foo = /*#__PURE__*/function () {
   "use strict";
 
   function Foo() {
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/computed-without-block/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/computed-without-block/output.js
index 535a47955ecf..1ced958305ad 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/computed-without-block/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/computed-without-block/output.js
@@ -3,9 +3,7 @@ var createClass = k => {
 
   var _k;
 
-  return _temp = (_k = k(),
-  /*#__PURE__*/
-  function () {
+  return _temp = (_k = k(), /*#__PURE__*/function () {
     "use strict";
 
     function _class2() {
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/computed/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/computed/output.js
index 259d3c96476d..02e3327c6bd3 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/computed/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/computed/output.js
@@ -15,9 +15,7 @@ _ref3 = /regex/;
 _baz = baz;
 _ref4 = `template${expression}`;
 
-var MyClass =
-/*#__PURE__*/
-function () {
+var MyClass = /*#__PURE__*/function () {
   "use strict";
 
   function MyClass() {
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/derived-multiple-supers/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/derived-multiple-supers/output.js
index cb9e03767bc4..367c4d2a335e 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/derived-multiple-supers/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/derived-multiple-supers/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function (_Bar) {
+var Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   babelHelpers.inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/derived/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/derived/output.js
index ebfcf1faa2b7..38a3cd1a368c 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/derived/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/derived/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function (_Bar) {
+var Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   babelHelpers.inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/foobar/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/foobar/output.js
index 3e89c9938bf8..d84a299fd80b 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/foobar/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/foobar/output.js
@@ -1,6 +1,4 @@
-var Child =
-/*#__PURE__*/
-function (_Parent) {
+var Child = /*#__PURE__*/function (_Parent) {
   "use strict";
 
   babelHelpers.inherits(Child, _Parent);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/non-block-arrow-func/output.mjs b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/non-block-arrow-func/output.mjs
index b5be8d5c8086..996c6cc9912e 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/non-block-arrow-func/output.mjs
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/non-block-arrow-func/output.mjs
@@ -1,9 +1,7 @@
 export default (param => {
   var _class, _temp;
 
-  return _temp = _class =
-  /*#__PURE__*/
-  function () {
+  return _temp = _class = /*#__PURE__*/function () {
     function App() {
       babelHelpers.classCallCheck(this, App);
     }
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/regression-T6719/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/regression-T6719/output.js
index 4e1760844081..45f40f424902 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/regression-T6719/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/regression-T6719/output.js
@@ -1,9 +1,7 @@
 function withContext(ComposedComponent) {
   var _class, _temp;
 
-  return _temp = _class =
-  /*#__PURE__*/
-  function (_Component) {
+  return _temp = _class = /*#__PURE__*/function (_Component) {
     "use strict";
 
     babelHelpers.inherits(WithContext, _Component);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/regression-T7364/output.mjs b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/regression-T7364/output.mjs
index 29773405f124..27e88be84e4e 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/regression-T7364/output.mjs
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/regression-T7364/output.mjs
@@ -2,9 +2,7 @@ class MyClass {
   constructor() {
     var _this = this;
 
-    babelHelpers.defineProperty(this, "myAsyncMethod",
-    /*#__PURE__*/
-    babelHelpers.asyncToGenerator(function* () {
+    babelHelpers.defineProperty(this, "myAsyncMethod", /*#__PURE__*/babelHelpers.asyncToGenerator(function* () {
       console.log(_this);
     }));
   }
@@ -15,9 +13,7 @@ class MyClass {
   constructor() {
     var _this2 = this;
 
-    babelHelpers.defineProperty(this, "myAsyncMethod",
-    /*#__PURE__*/
-    babelHelpers.asyncToGenerator(function* () {
+    babelHelpers.defineProperty(this, "myAsyncMethod", /*#__PURE__*/babelHelpers.asyncToGenerator(function* () {
       console.log(_this2);
     }));
   }
@@ -28,9 +24,7 @@ export default class MyClass3 {
   constructor() {
     var _this3 = this;
 
-    babelHelpers.defineProperty(this, "myAsyncMethod",
-    /*#__PURE__*/
-    babelHelpers.asyncToGenerator(function* () {
+    babelHelpers.defineProperty(this, "myAsyncMethod", /*#__PURE__*/babelHelpers.asyncToGenerator(function* () {
       console.log(_this3);
     }));
   }
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/static-super/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/static-super/output.js
index bb05940c9083..f7edb5e9e1ef 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/static-super/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/static-super/output.js
@@ -6,9 +6,7 @@ var A = function A() {
 
 babelHelpers.defineProperty(A, "prop", 1);
 
-var B =
-/*#__PURE__*/
-function (_A) {
+var B = /*#__PURE__*/function (_A) {
   "use strict";
 
   babelHelpers.inherits(B, _A);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/super-call/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/super-call/output.js
index 08bb0b4d9bbc..8ab280c58f46 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/super-call/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/super-call/output.js
@@ -1,6 +1,4 @@
-var A =
-/*#__PURE__*/
-function () {
+var A = /*#__PURE__*/function () {
   "use strict";
 
   function A() {
@@ -16,9 +14,7 @@ function () {
   return A;
 }();
 
-var B =
-/*#__PURE__*/
-function (_A) {
+var B = /*#__PURE__*/function (_A) {
   "use strict";
 
   babelHelpers.inherits(B, _A);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/super-expression/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/super-expression/output.js
index be7f0ef6822f..c2ca13b06dd2 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/super-expression/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/super-expression/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function (_Bar) {
+var Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   babelHelpers.inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/super-statement/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/super-statement/output.js
index ef101c0bee33..2d60c270929e 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/super-statement/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/super-statement/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function (_Bar) {
+var Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   babelHelpers.inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/update/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/update/output.js
index c2c2a6927ee2..ae3809a1a8fe 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/public/update/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/public/update/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function () {
+var Foo = /*#__PURE__*/function () {
   "use strict";
 
   function Foo() {
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/regression/6154/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/regression/6154/output.js
index 6722f24945c4..a95ba0b77893 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/regression/6154/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/regression/6154/output.js
@@ -23,9 +23,7 @@ var Test = function Test() {
 
   _classCallCheck(this, Test);
 
-  var Other =
-  /*#__PURE__*/
-  function (_Test) {
+  var Other = /*#__PURE__*/function (_Test) {
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diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/regression/T6719/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/regression/T6719/output.js
index f8aebbe0260b..138ced973de8 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/regression/T6719/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/regression/T6719/output.js
@@ -1,9 +1,7 @@
 function withContext(ComposedComponent) {
   var _class, _temp;
 
-  return _temp = _class =
-  /*#__PURE__*/
-  function (_Component) {
+  return _temp = _class = /*#__PURE__*/function (_Component) {
     "use strict";
 
     babelHelpers.inherits(WithContext, _Component);
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/regression/T7364/output.mjs b/packages/babel-plugin-proposal-class-properties/test/fixtures/regression/T7364/output.mjs
index 1fa6373e31ce..24c39cad22bd 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/regression/T7364/output.mjs
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/regression/T7364/output.mjs
@@ -2,9 +2,7 @@ class MyClass {
   constructor() {
     var _this = this;
 
-    this.myAsyncMethod =
-    /*#__PURE__*/
-    babelHelpers.asyncToGenerator(function* () {
+    this.myAsyncMethod = /*#__PURE__*/babelHelpers.asyncToGenerator(function* () {
       console.log(_this);
     });
   }
@@ -15,9 +13,7 @@ class MyClass {
   constructor() {
     var _this2 = this;
 
-    this.myAsyncMethod =
-    /*#__PURE__*/
-    babelHelpers.asyncToGenerator(function* () {
+    this.myAsyncMethod = /*#__PURE__*/babelHelpers.asyncToGenerator(function* () {
       console.log(_this2);
     });
   }
@@ -28,9 +24,7 @@ export default class MyClass3 {
   constructor() {
     var _this3 = this;
 
-    this.myAsyncMethod =
-    /*#__PURE__*/
-    babelHelpers.asyncToGenerator(function* () {
+    this.myAsyncMethod = /*#__PURE__*/babelHelpers.asyncToGenerator(function* () {
       console.log(_this3);
     });
   }
diff --git a/packages/babel-plugin-proposal-class-properties/test/fixtures/static-property-tdz/decorator-interop/output.js b/packages/babel-plugin-proposal-class-properties/test/fixtures/static-property-tdz/decorator-interop/output.js
index 9a71c175287f..83a51c068110 100644
--- a/packages/babel-plugin-proposal-class-properties/test/fixtures/static-property-tdz/decorator-interop/output.js
+++ b/packages/babel-plugin-proposal-class-properties/test/fixtures/static-property-tdz/decorator-interop/output.js
@@ -16,9 +16,7 @@ function _initializerWarningHelper(descriptor, context) { throw new Error('Decor
 
 function dec() {}
 
-let A = (_class = (_temp = (_Symbol$search = Symbol.search,
-/*#__PURE__*/
-function () {
+let A = (_class = (_temp = (_Symbol$search = Symbol.search, /*#__PURE__*/function () {
   "use strict";
 
   function A() {
diff --git a/packages/babel-plugin-proposal-decorators/test/fixtures/legacy-regression/7030/output.js b/packages/babel-plugin-proposal-decorators/test/fixtures/legacy-regression/7030/output.js
index 7f0fec1864c4..b9dd561412ba 100644
--- a/packages/babel-plugin-proposal-decorators/test/fixtures/legacy-regression/7030/output.js
+++ b/packages/babel-plugin-proposal-decorators/test/fixtures/legacy-regression/7030/output.js
@@ -25,9 +25,7 @@ function generateAsyncAction(type) {
   return request;
 }
 
-var A =
-/*#__PURE__*/
-function (_B) {
+var A = /*#__PURE__*/function (_B) {
   "use strict";
 
   _inherits(A, _B);
diff --git a/packages/babel-plugin-proposal-function-bind/test/fixtures/regression/T6984/output.js b/packages/babel-plugin-proposal-function-bind/test/fixtures/regression/T6984/output.js
index 6e30a3b425f2..c65c7095591f 100644
--- a/packages/babel-plugin-proposal-function-bind/test/fixtures/regression/T6984/output.js
+++ b/packages/babel-plugin-proposal-function-bind/test/fixtures/regression/T6984/output.js
@@ -8,9 +8,7 @@ function _one() {}
 
 function _two() {}
 
-let Test1 =
-/*#__PURE__*/
-function () {
+let Test1 = /*#__PURE__*/function () {
   "use strict";
 
   function Test1() {
diff --git a/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/async-arrow-in-method/output.js b/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/async-arrow-in-method/output.js
index bf401d13974e..bc1e37c57efb 100644
--- a/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/async-arrow-in-method/output.js
+++ b/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/async-arrow-in-method/output.js
@@ -4,9 +4,7 @@ let TestClass = {
   testMethodFailure() {
     var _this = this;
 
-    return new Promise(
-    /*#__PURE__*/
-    function () {
+    return new Promise( /*#__PURE__*/function () {
       var _ref = babelHelpers.asyncToGenerator(function* (resolve) {
         console.log(_this);
         setTimeout(resolve, 1000);
diff --git a/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/async-iife-with-regenerator-spec/output.js b/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/async-iife-with-regenerator-spec/output.js
index 1dd679cfa250..dd0f8dcca460 100644
--- a/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/async-iife-with-regenerator-spec/output.js
+++ b/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/async-iife-with-regenerator-spec/output.js
@@ -1,8 +1,6 @@
 var _this = this;
 
-babelHelpers.asyncToGenerator(
-/*#__PURE__*/
-regeneratorRuntime.mark(function _callee() {
+babelHelpers.asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee() {
   return regeneratorRuntime.wrap(function _callee$(_context) {
     while (1) switch (_context.prev = _context.next) {
       case 0:
@@ -15,9 +13,7 @@ regeneratorRuntime.mark(function _callee() {
     }
   }, _callee);
 }))();
-babelHelpers.asyncToGenerator(
-/*#__PURE__*/
-regeneratorRuntime.mark(function _callee2() {
+babelHelpers.asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee2() {
   return regeneratorRuntime.wrap(function _callee2$(_context2) {
     while (1) switch (_context2.prev = _context2.next) {
       case 0:
@@ -34,9 +30,7 @@ regeneratorRuntime.mark(function _callee2() {
 
 /*#__PURE__*/
 (function () {
-  var _notIIFE = babelHelpers.asyncToGenerator(
-  /*#__PURE__*/
-  regeneratorRuntime.mark(function _callee3() {
+  var _notIIFE = babelHelpers.asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee3() {
     return regeneratorRuntime.wrap(function _callee3$(_context3) {
       while (1) switch (_context3.prev = _context3.next) {
         case 0:
@@ -58,9 +52,7 @@ regeneratorRuntime.mark(function _callee2() {
 })();
 
 /*#__PURE__*/
-babelHelpers.asyncToGenerator(
-/*#__PURE__*/
-regeneratorRuntime.mark(function _callee4() {
+babelHelpers.asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee4() {
   return regeneratorRuntime.wrap(function _callee4$(_context4) {
     while (1) switch (_context4.prev = _context4.next) {
       case 0:
diff --git a/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/async-iife-with-regenerator/output.js b/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/async-iife-with-regenerator/output.js
index 97c381e41ed7..73f454fc9e5b 100644
--- a/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/async-iife-with-regenerator/output.js
+++ b/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/async-iife-with-regenerator/output.js
@@ -1,6 +1,4 @@
-babelHelpers.asyncToGenerator(
-/*#__PURE__*/
-regeneratorRuntime.mark(function _callee() {
+babelHelpers.asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee() {
   return regeneratorRuntime.wrap(function _callee$(_context) {
     while (1) switch (_context.prev = _context.next) {
       case 0:
@@ -13,9 +11,7 @@ regeneratorRuntime.mark(function _callee() {
     }
   }, _callee);
 }))();
-babelHelpers.asyncToGenerator(
-/*#__PURE__*/
-regeneratorRuntime.mark(function _callee2() {
+babelHelpers.asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee2() {
   return regeneratorRuntime.wrap(function _callee2$(_context2) {
     while (1) switch (_context2.prev = _context2.next) {
       case 0:
@@ -31,9 +27,7 @@ regeneratorRuntime.mark(function _callee2() {
 
 /*#__PURE__*/
 (function () {
-  var _notIIFE = babelHelpers.asyncToGenerator(
-  /*#__PURE__*/
-  regeneratorRuntime.mark(function _callee3() {
+  var _notIIFE = babelHelpers.asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee3() {
     return regeneratorRuntime.wrap(function _callee3$(_context3) {
       while (1) switch (_context3.prev = _context3.next) {
         case 0:
@@ -55,9 +49,7 @@ regeneratorRuntime.mark(function _callee2() {
 })();
 
 /*#__PURE__*/
-babelHelpers.asyncToGenerator(
-/*#__PURE__*/
-regeneratorRuntime.mark(function _callee4() {
+babelHelpers.asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee4() {
   return regeneratorRuntime.wrap(function _callee4$(_context4) {
     while (1) switch (_context4.prev = _context4.next) {
       case 0:
diff --git a/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/deeply-nested-asyncs/output.js b/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/deeply-nested-asyncs/output.js
index c6437ce0bb15..798687e28c3e 100644
--- a/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/deeply-nested-asyncs/output.js
+++ b/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/deeply-nested-asyncs/output.js
@@ -11,13 +11,9 @@ function _s() {
       args[_key - 1] = arguments[_key];
     }
 
-    let t =
-    /*#__PURE__*/
-    function () {
+    let t = /*#__PURE__*/function () {
       var _ref = babelHelpers.asyncToGenerator(function* (y, a) {
-        let r =
-        /*#__PURE__*/
-        function () {
+        let r = /*#__PURE__*/function () {
           var _ref2 = babelHelpers.asyncToGenerator(function* (z, b) {
             yield z;
 
diff --git a/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/expression/output.js b/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/expression/output.js
index d8e3231885c4..28e6e5d5625a 100644
--- a/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/expression/output.js
+++ b/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/expression/output.js
@@ -1,6 +1,4 @@
-var foo =
-/*#__PURE__*/
-function () {
+var foo = /*#__PURE__*/function () {
   var _ref = babelHelpers.asyncToGenerator(function* () {
     var wat = yield bar();
   });
@@ -10,9 +8,7 @@ function () {
   };
 }();
 
-var foo2 =
-/*#__PURE__*/
-function () {
+var foo2 = /*#__PURE__*/function () {
   var _ref2 = babelHelpers.asyncToGenerator(function* () {
     var wat = yield bar();
   });
@@ -21,9 +17,7 @@ function () {
     return _ref2.apply(this, arguments);
   };
 }(),
-    bar =
-/*#__PURE__*/
-function () {
+    bar = /*#__PURE__*/function () {
   var _ref3 = babelHelpers.asyncToGenerator(function* () {
     var wat = yield foo();
   });
diff --git a/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/named-expression/output.js b/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/named-expression/output.js
index 9dad5008a8ed..96088c4edce1 100644
--- a/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/named-expression/output.js
+++ b/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/named-expression/output.js
@@ -1,6 +1,4 @@
-var foo =
-/*#__PURE__*/
-function () {
+var foo = /*#__PURE__*/function () {
   var _bar = babelHelpers.asyncToGenerator(function* () {
     console.log(bar);
   });
diff --git a/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/no-parameters-and-no-id/output.js b/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/no-parameters-and-no-id/output.js
index 438c8979be93..1dda565d4241 100644
--- a/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/no-parameters-and-no-id/output.js
+++ b/packages/babel-plugin-transform-async-to-generator/test/fixtures/async-to-generator/no-parameters-and-no-id/output.js
@@ -1,3 +1 @@
-foo(
-/*#__PURE__*/
-babelHelpers.asyncToGenerator(function* () {}));
+foo( /*#__PURE__*/babelHelpers.asyncToGenerator(function* () {}));
diff --git a/packages/babel-plugin-transform-async-to-generator/test/fixtures/bluebird-coroutines/expression/output.js b/packages/babel-plugin-transform-async-to-generator/test/fixtures/bluebird-coroutines/expression/output.js
index 295a91f9ed1a..5248c6007426 100644
--- a/packages/babel-plugin-transform-async-to-generator/test/fixtures/bluebird-coroutines/expression/output.js
+++ b/packages/babel-plugin-transform-async-to-generator/test/fixtures/bluebird-coroutines/expression/output.js
@@ -1,8 +1,6 @@
 var _coroutine = require("bluebird").coroutine;
 
-var foo =
-/*#__PURE__*/
-function () {
+var foo = /*#__PURE__*/function () {
   var _ref = _coroutine(function* () {
     var wat = yield bar();
   });
diff --git a/packages/babel-plugin-transform-async-to-generator/test/fixtures/bluebird-coroutines/named-expression/output.js b/packages/babel-plugin-transform-async-to-generator/test/fixtures/bluebird-coroutines/named-expression/output.js
index 7bbf45dac641..09d0a9213cce 100644
--- a/packages/babel-plugin-transform-async-to-generator/test/fixtures/bluebird-coroutines/named-expression/output.js
+++ b/packages/babel-plugin-transform-async-to-generator/test/fixtures/bluebird-coroutines/named-expression/output.js
@@ -1,8 +1,6 @@
 var _coroutine = require("bluebird").coroutine;
 
-var foo =
-/*#__PURE__*/
-function () {
+var foo = /*#__PURE__*/function () {
   var _bar = _coroutine(function* () {
     console.log(bar);
   });
diff --git a/packages/babel-plugin-transform-async-to-generator/test/fixtures/export-async/default-arrow-export/output.js b/packages/babel-plugin-transform-async-to-generator/test/fixtures/export-async/default-arrow-export/output.js
index d14b32505a54..39a3a6e76f76 100644
--- a/packages/babel-plugin-transform-async-to-generator/test/fixtures/export-async/default-arrow-export/output.js
+++ b/packages/babel-plugin-transform-async-to-generator/test/fixtures/export-async/default-arrow-export/output.js
@@ -5,9 +5,7 @@ Object.defineProperty(exports, "__esModule", {
 });
 exports.default = void 0;
 
-var _default =
-/*#__PURE__*/
-babelHelpers.asyncToGenerator(function* () {
+var _default = /*#__PURE__*/babelHelpers.asyncToGenerator(function* () {
   return yield foo();
 });
 
diff --git a/packages/babel-plugin-transform-async-to-generator/test/fixtures/regression/7178/output.js b/packages/babel-plugin-transform-async-to-generator/test/fixtures/regression/7178/output.js
index 834e46ca35ad..890bc6fa11f0 100644
--- a/packages/babel-plugin-transform-async-to-generator/test/fixtures/regression/7178/output.js
+++ b/packages/babel-plugin-transform-async-to-generator/test/fixtures/regression/7178/output.js
@@ -4,9 +4,7 @@ function action() {
   return _action.apply(this, arguments);
 }
 
-var _ref =
-/*#__PURE__*/
-React.createElement(Contact, {
+var _ref = /*#__PURE__*/React.createElement(Contact, {
   title: title
 });
 
diff --git a/packages/babel-plugin-transform-async-to-generator/test/fixtures/regression/T7108/output.js b/packages/babel-plugin-transform-async-to-generator/test/fixtures/regression/T7108/output.js
index 3d8286517d39..271ebeaa71f8 100644
--- a/packages/babel-plugin-transform-async-to-generator/test/fixtures/regression/T7108/output.js
+++ b/packages/babel-plugin-transform-async-to-generator/test/fixtures/regression/T7108/output.js
@@ -4,9 +4,7 @@ class Test {
 
     return babelHelpers.asyncToGenerator(function* () {
       console.log(_this);
-      setTimeout(
-      /*#__PURE__*/
-      babelHelpers.asyncToGenerator(function* () {
+      setTimeout( /*#__PURE__*/babelHelpers.asyncToGenerator(function* () {
         console.log(_this);
       }));
     })();
@@ -17,9 +15,7 @@ class Test {
 
     return babelHelpers.asyncToGenerator(function* () {
       console.log(_this2);
-      setTimeout(
-      /*#__PURE__*/
-      function () {
+      setTimeout( /*#__PURE__*/function () {
         var _ref2 = babelHelpers.asyncToGenerator(function* (arg) {
           console.log(_this2);
         });
@@ -36,9 +32,7 @@ class Test {
 
     return babelHelpers.asyncToGenerator(function* () {
       console.log(_this3);
-      setTimeout(
-      /*#__PURE__*/
-      babelHelpers.asyncToGenerator(function* () {
+      setTimeout( /*#__PURE__*/babelHelpers.asyncToGenerator(function* () {
         console.log(_this3);
       }));
     })();
@@ -49,9 +43,7 @@ class Test {
 
     return babelHelpers.asyncToGenerator(function* () {
       console.log(_this4);
-      setTimeout(
-      /*#__PURE__*/
-      function () {
+      setTimeout( /*#__PURE__*/function () {
         var _ref4 = babelHelpers.asyncToGenerator(function* (arg) {
           console.log(_this4);
         });
diff --git a/packages/babel-plugin-transform-async-to-generator/test/fixtures/regression/T7194/output.js b/packages/babel-plugin-transform-async-to-generator/test/fixtures/regression/T7194/output.js
index 42828c1f8bb1..90779a7a07cf 100644
--- a/packages/babel-plugin-transform-async-to-generator/test/fixtures/regression/T7194/output.js
+++ b/packages/babel-plugin-transform-async-to-generator/test/fixtures/regression/T7194/output.js
@@ -1,7 +1,5 @@
 function f() {
-  g(
-  /*#__PURE__*/
-  babelHelpers.asyncToGenerator(function* () {
+  g( /*#__PURE__*/babelHelpers.asyncToGenerator(function* () {
     var _this = this;
 
     c(function () {
diff --git a/packages/babel-plugin-transform-async-to-generator/test/fixtures/regression/gh-6923/output.js b/packages/babel-plugin-transform-async-to-generator/test/fixtures/regression/gh-6923/output.js
index e42a824bdc78..ac123d4b1139 100644
--- a/packages/babel-plugin-transform-async-to-generator/test/fixtures/regression/gh-6923/output.js
+++ b/packages/babel-plugin-transform-async-to-generator/test/fixtures/regression/gh-6923/output.js
@@ -3,17 +3,13 @@ function foo() {
 }
 
 function _foo() {
-  _foo = babelHelpers.asyncToGenerator(
-  /*#__PURE__*/
-  regeneratorRuntime.mark(function _callee2() {
+  _foo = babelHelpers.asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee2() {
     return regeneratorRuntime.wrap(function _callee2$(_context2) {
       while (1) switch (_context2.prev = _context2.next) {
         case 0:
           /*#__PURE__*/
           (function () {
-            var _ref = babelHelpers.asyncToGenerator(
-            /*#__PURE__*/
-            regeneratorRuntime.mark(function _callee(number) {
+            var _ref = babelHelpers.asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee(number) {
               var tmp;
               return regeneratorRuntime.wrap(function _callee$(_context) {
                 while (1) switch (_context.prev = _context.next) {
diff --git a/packages/babel-plugin-transform-classes/test/fixtures/extend-builtins/loose/output.js b/packages/babel-plugin-transform-classes/test/fixtures/extend-builtins/loose/output.js
index e41d1690f68e..566ddd8ac0a7 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/extend-builtins/loose/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/extend-builtins/loose/output.js
@@ -12,9 +12,7 @@ function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || func
 
 function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
 
-var List =
-/*#__PURE__*/
-function (_Array) {
+var List = /*#__PURE__*/function (_Array) {
   "use strict";
 
   _inheritsLoose(List, _Array);
diff --git a/packages/babel-plugin-transform-classes/test/fixtures/extend-builtins/shadowed/output.js b/packages/babel-plugin-transform-classes/test/fixtures/extend-builtins/shadowed/output.js
index dae69708600a..0489c0111aec 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/extend-builtins/shadowed/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/extend-builtins/shadowed/output.js
@@ -4,9 +4,7 @@ let Array = function Array() {
   babelHelpers.classCallCheck(this, Array);
 };
 
-let List =
-/*#__PURE__*/
-function (_Array) {
+let List = /*#__PURE__*/function (_Array) {
   "use strict";
 
   babelHelpers.inherits(List, _Array);
diff --git a/packages/babel-plugin-transform-classes/test/fixtures/extend-builtins/spec/output.js b/packages/babel-plugin-transform-classes/test/fixtures/extend-builtins/spec/output.js
index 8128d008f696..67948505334b 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/extend-builtins/spec/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/extend-builtins/spec/output.js
@@ -18,9 +18,7 @@ function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || func
 
 function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
 
-var List =
-/*#__PURE__*/
-function (_Array) {
+var List = /*#__PURE__*/function (_Array) {
   "use strict";
 
   _inherits(List, _Array);
diff --git a/packages/babel-plugin-transform-classes/test/fixtures/get-set-loose/call-semantics-data-defined-on-parent/output.js b/packages/babel-plugin-transform-classes/test/fixtures/get-set-loose/call-semantics-data-defined-on-parent/output.js
index ee6d7888aaa6..36ae19da78ef 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/get-set-loose/call-semantics-data-defined-on-parent/output.js
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@@ -1,6 +1,4 @@
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index 4ac5364faf8f..494aec133278 100644
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 var _binarySerializer = babelHelpers.interopRequireDefault(require("./helpers/binary-serializer"));
 
 // import ...
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index 32ea562ad9b2..4742d3e3d510 100644
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+++ b/packages/babel-plugin-transform-classes/test/fixtures/regression/2694/output.js
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 var _BaseFoo2 = babelHelpers.interopRequireDefault(require("./BaseFoo"));
 
-var SubFoo =
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index 19b7f10208f7..105707c93d7c 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/regression/2775/output.js
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 var _react = babelHelpers.interopRequireDefault(require("react"));
 
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+var RandomComponent = /*#__PURE__*/function (_Component) {
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diff --git a/packages/babel-plugin-transform-classes/test/fixtures/regression/3028/output.js b/packages/babel-plugin-transform-classes/test/fixtures/regression/3028/output.js
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@@ -9,9 +9,7 @@ var b = function b() {
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 };
 
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+var a1 = /*#__PURE__*/function (_b) {
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@@ -30,9 +28,7 @@ function (_b) {
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index 41f9eda52e41..466856e8ebc1 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/regression/5769/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/regression/5769/output.js
@@ -1,6 +1,4 @@
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@@ -16,9 +14,7 @@ function () {
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diff --git a/packages/babel-plugin-transform-classes/test/fixtures/regression/5817/output.js b/packages/babel-plugin-transform-classes/test/fixtures/regression/5817/output.js
index af6350f201df..9c6d685681d1 100644
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@@ -1,6 +1,4 @@
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index b14eb4235371..8cc8d35cd682 100644
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@@ -9,9 +9,7 @@ this.HTMLElement = function () {
 
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diff --git a/packages/babel-plugin-transform-classes/test/fixtures/regression/T2494/output.js b/packages/babel-plugin-transform-classes/test/fixtures/regression/T2494/output.js
index 2ec0ec90d8fd..0b0b038b725c 100644
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@@ -1,7 +1,5 @@
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diff --git a/packages/babel-plugin-transform-classes/test/fixtures/regression/T2997/output.js b/packages/babel-plugin-transform-classes/test/fixtures/regression/T2997/output.js
index 57794290557d..83a4d9ae07fc 100644
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@@ -4,9 +4,7 @@ var A = function A() {
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 };
 
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diff --git a/packages/babel-plugin-transform-classes/test/fixtures/regression/T6712/output.js b/packages/babel-plugin-transform-classes/test/fixtures/regression/T6712/output.js
index 0ab1f6cb2bf4..9fb8344af8f9 100644
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@@ -1,6 +1,4 @@
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diff --git a/packages/babel-plugin-transform-classes/test/fixtures/regression/T6750/output.js b/packages/babel-plugin-transform-classes/test/fixtures/regression/T6750/output.js
index 5ea54d765c16..c783daf45d59 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/regression/T6750/output.js
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diff --git a/packages/babel-plugin-transform-classes/test/fixtures/regression/T6755/output.js b/packages/babel-plugin-transform-classes/test/fixtures/regression/T6755/output.js
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@@ -39,9 +33,7 @@ function () {
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-  _proto.test2 =
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-  regeneratorRuntime.mark(function test2() {
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index 724512cb3250..7e06e4f28a58 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/regression/T7010/output.js
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@@ -1,6 +1,4 @@
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 };
 
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index 8d6922614b92..5c4fead9d598 100644
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@@ -1,6 +1,4 @@
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index aef35bbb3165..36b20276ad8d 100644
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@@ -1,6 +1,4 @@
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index 8c3eaf881132..ba4f9143ea3c 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/spec/calling-super-properties/output.js
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@@ -1,6 +1,4 @@
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index 63761f596e2a..a61dbbe410e9 100644
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@@ -1,6 +1,4 @@
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diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/delay-arrow-function-for-bare-super-derived/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/delay-arrow-function-for-bare-super-derived/output.js
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diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/derived-constructor-must-call-super-2/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/derived-constructor-must-call-super-2/output.js
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diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/derived-constructor-must-call-super-3/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/derived-constructor-must-call-super-3/output.js
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diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/derived-constructor-must-call-super-4/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/derived-constructor-must-call-super-4/output.js
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@@ -1,6 +1,4 @@
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@@ -1,6 +1,4 @@
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diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/method-return-type-annotation/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/method-return-type-annotation/output.js
index 3452df105440..5218e1bfd4dd 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/spec/method-return-type-annotation/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/spec/method-return-type-annotation/output.js
@@ -1,7 +1,5 @@
 // @flow
-var C =
-/*#__PURE__*/
-function () {
+var C = /*#__PURE__*/function () {
   "use strict";
 
   function C() {
diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/name-method-collision/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/name-method-collision/output.js
index 9a71c2a3d368..cc8a5eef588a 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/spec/name-method-collision/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/spec/name-method-collision/output.js
@@ -2,9 +2,7 @@
 
 var _a2 = require("./a");
 
-var Foo =
-/*#__PURE__*/
-function () {
+var Foo = /*#__PURE__*/function () {
   function Foo() {
     babelHelpers.classCallCheck(this, Foo);
   }
diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/nested-class-super-call-in-key/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/nested-class-super-call-in-key/output.js
index eb661ef2b3c3..462cc4bc9e61 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/spec/nested-class-super-call-in-key/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/spec/nested-class-super-call-in-key/output.js
@@ -10,9 +10,7 @@ var Hello = function Hello() {
   };
 };
 
-var Outer =
-/*#__PURE__*/
-function (_Hello) {
+var Outer = /*#__PURE__*/function (_Hello) {
   babelHelpers.inherits(Outer, _Hello);
 
   function Outer() {
@@ -22,9 +20,7 @@ function (_Hello) {
 
     babelHelpers.classCallCheck(this, Outer);
 
-    var Inner =
-    /*#__PURE__*/
-    function () {
+    var Inner = /*#__PURE__*/function () {
       function Inner() {
         babelHelpers.classCallCheck(this, Inner);
       }
diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/nested-class-super-property-in-key/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/nested-class-super-property-in-key/output.js
index 86533f3dead0..6156472de55d 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/spec/nested-class-super-property-in-key/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/spec/nested-class-super-property-in-key/output.js
@@ -1,8 +1,6 @@
 "use strict";
 
-var Hello =
-/*#__PURE__*/
-function () {
+var Hello = /*#__PURE__*/function () {
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   }
@@ -16,9 +14,7 @@ function () {
   return Hello;
 }();
 
-var Outer =
-/*#__PURE__*/
-function (_Hello) {
+var Outer = /*#__PURE__*/function (_Hello) {
   babelHelpers.inherits(Outer, _Hello);
 
   function Outer() {
@@ -27,9 +23,7 @@ function (_Hello) {
     babelHelpers.classCallCheck(this, Outer);
     _this = babelHelpers.possibleConstructorReturn(this, babelHelpers.getPrototypeOf(Outer).call(this));
 
-    var Inner =
-    /*#__PURE__*/
-    function () {
+    var Inner = /*#__PURE__*/function () {
       function Inner() {
         babelHelpers.classCallCheck(this, Inner);
       }
diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/nested-object-super-call-in-key/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/nested-object-super-call-in-key/output.js
index d540908b48df..4725d5886bfe 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/spec/nested-object-super-call-in-key/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/spec/nested-object-super-call-in-key/output.js
@@ -10,9 +10,7 @@ var Hello = function Hello() {
   };
 };
 
-var Outer =
-/*#__PURE__*/
-function (_Hello) {
+var Outer = /*#__PURE__*/function (_Hello) {
   babelHelpers.inherits(Outer, _Hello);
 
   function Outer() {
diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/nested-object-super-property-in-key/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/nested-object-super-property-in-key/output.js
index 45f4172368cb..5da25567cee1 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/spec/nested-object-super-property-in-key/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/spec/nested-object-super-property-in-key/output.js
@@ -1,8 +1,6 @@
 "use strict";
 
-var Hello =
-/*#__PURE__*/
-function () {
+var Hello = /*#__PURE__*/function () {
   function Hello() {
     babelHelpers.classCallCheck(this, Hello);
   }
@@ -16,9 +14,7 @@ function () {
   return Hello;
 }();
 
-var Outer =
-/*#__PURE__*/
-function (_Hello) {
+var Outer = /*#__PURE__*/function (_Hello) {
   babelHelpers.inherits(Outer, _Hello);
 
   function Outer() {
diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/relaxed-method-coercion/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/relaxed-method-coercion/output.js
index c233a15a0e99..5d9a2b9a2e46 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/spec/relaxed-method-coercion/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/spec/relaxed-method-coercion/output.js
@@ -1,7 +1,5 @@
 // #1649
-var Foo =
-/*#__PURE__*/
-function () {
+var Foo = /*#__PURE__*/function () {
   "use strict";
 
   function Foo() {
diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/statement/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/statement/output.js
index 29c3bfc821a5..d9c3eba07384 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/spec/statement/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/spec/statement/output.js
@@ -12,9 +12,7 @@ var BaseView = function BaseView() {
   this.autoRender = true;
 };
 
-var BaseView =
-/*#__PURE__*/
-function () {
+var BaseView = /*#__PURE__*/function () {
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   function BaseView() {
diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/static/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/static/output.js
index 9b1a8ffa5cf0..046f38dacf75 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/spec/static/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/spec/static/output.js
@@ -1,6 +1,4 @@
-var A =
-/*#__PURE__*/
-function () {
+var A = /*#__PURE__*/function () {
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   function A() {
diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/super-class-anonymous/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/super-class-anonymous/output.js
index 614dc6c2d9ea..a3451dcd27fb 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/spec/super-class-anonymous/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/spec/super-class-anonymous/output.js
@@ -1,6 +1,4 @@
-var TestEmpty =
-/*#__PURE__*/
-function (_ref) {
+var TestEmpty = /*#__PURE__*/function (_ref) {
   "use strict";
 
   babelHelpers.inherits(TestEmpty, _ref);
@@ -11,9 +9,7 @@ function (_ref) {
   }
 
   return TestEmpty;
-}(
-/*#__PURE__*/
-function () {
+}( /*#__PURE__*/function () {
   "use strict";
 
   function _class() {
@@ -23,9 +19,7 @@ function () {
   return _class;
 }());
 
-var TestConstructorOnly =
-/*#__PURE__*/
-function (_ref2) {
+var TestConstructorOnly = /*#__PURE__*/function (_ref2) {
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   babelHelpers.inherits(TestConstructorOnly, _ref2);
@@ -36,9 +30,7 @@ function (_ref2) {
   }
 
   return TestConstructorOnly;
-}(
-/*#__PURE__*/
-function () {
+}( /*#__PURE__*/function () {
   "use strict";
 
   function _class2() {
@@ -48,9 +40,7 @@ function () {
   return _class2;
 }());
 
-var TestMethodOnly =
-/*#__PURE__*/
-function (_ref3) {
+var TestMethodOnly = /*#__PURE__*/function (_ref3) {
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   babelHelpers.inherits(TestMethodOnly, _ref3);
@@ -61,9 +51,7 @@ function (_ref3) {
   }
 
   return TestMethodOnly;
-}(
-/*#__PURE__*/
-function () {
+}( /*#__PURE__*/function () {
   "use strict";
 
   function _class3() {
@@ -77,9 +65,7 @@ function () {
   return _class3;
 }());
 
-var TestConstructorAndMethod =
-/*#__PURE__*/
-function (_ref4) {
+var TestConstructorAndMethod = /*#__PURE__*/function (_ref4) {
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   babelHelpers.inherits(TestConstructorAndMethod, _ref4);
@@ -90,9 +76,7 @@ function (_ref4) {
   }
 
   return TestConstructorAndMethod;
-}(
-/*#__PURE__*/
-function () {
+}( /*#__PURE__*/function () {
   "use strict";
 
   function _class4() {
@@ -106,9 +90,7 @@ function () {
   return _class4;
 }());
 
-var TestMultipleMethods =
-/*#__PURE__*/
-function (_ref5) {
+var TestMultipleMethods = /*#__PURE__*/function (_ref5) {
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   babelHelpers.inherits(TestMultipleMethods, _ref5);
@@ -119,9 +101,7 @@ function (_ref5) {
   }
 
   return TestMultipleMethods;
-}(
-/*#__PURE__*/
-function () {
+}( /*#__PURE__*/function () {
   "use strict";
 
   function _class5() {
diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/super-class-id-member-expression/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/super-class-id-member-expression/output.js
index d656ac9528ab..08be71d5ffdf 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/spec/super-class-id-member-expression/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/spec/super-class-id-member-expression/output.js
@@ -1,6 +1,4 @@
-var BaseController =
-/*#__PURE__*/
-function (_Chaplin$Controller) {
+var BaseController = /*#__PURE__*/function (_Chaplin$Controller) {
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   babelHelpers.inherits(BaseController, _Chaplin$Controller);
@@ -13,9 +11,7 @@ function (_Chaplin$Controller) {
   return BaseController;
 }(Chaplin.Controller);
 
-var BaseController2 =
-/*#__PURE__*/
-function (_Chaplin$Controller$A) {
+var BaseController2 = /*#__PURE__*/function (_Chaplin$Controller$A) {
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   babelHelpers.inherits(BaseController2, _Chaplin$Controller$A);
diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/super-class/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/super-class/output.js
index 8a994335e8d7..d3613c70b763 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/spec/super-class/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/spec/super-class/output.js
@@ -1,6 +1,4 @@
-var Test =
-/*#__PURE__*/
-function (_Foo) {
+var Test = /*#__PURE__*/function (_Foo) {
   "use strict";
 
   babelHelpers.inherits(Test, _Foo);
diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/super-reference-before-bare-super-inline/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/super-reference-before-bare-super-inline/output.js
index 5c63d332cc3e..214084c8eabf 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/spec/super-reference-before-bare-super-inline/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/spec/super-reference-before-bare-super-inline/output.js
@@ -14,9 +14,7 @@ function _superPropBase(object, property) { while (!Object.prototype.hasOwnPrope
 
 function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
 
-var Foo =
-/*#__PURE__*/
-function (_Bar) {
+var Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   _inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/super-reference-before-bare-super/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/super-reference-before-bare-super/output.js
index 9ad7dc9e277c..91b677b7edc0 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/spec/super-reference-before-bare-super/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/spec/super-reference-before-bare-super/output.js
@@ -14,9 +14,7 @@ function _superPropBase(object, property) { while (!Object.prototype.hasOwnPrope
 
 function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
 
-var Foo =
-/*#__PURE__*/
-function (_Bar) {
+var Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   _inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/super-reference-before-in-lambda-2/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/super-reference-before-in-lambda-2/output.js
index a9d35599dfac..d4c13b559cf8 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/spec/super-reference-before-in-lambda-2/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/spec/super-reference-before-in-lambda-2/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function (_Bar) {
+var Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   babelHelpers.inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/super-reference-before-in-lambda-3/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/super-reference-before-in-lambda-3/output.js
index 1058746336b6..d09876061457 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/spec/super-reference-before-in-lambda-3/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/spec/super-reference-before-in-lambda-3/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function (_Bar) {
+var Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   babelHelpers.inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/super-reference-before-in-lambda/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/super-reference-before-in-lambda/output.js
index 6836413a2149..7fd95af6a8c3 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/spec/super-reference-before-in-lambda/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/spec/super-reference-before-in-lambda/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function (_Bar) {
+var Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   babelHelpers.inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/super-reference-in-prop-exression/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/super-reference-in-prop-exression/output.js
index c501dacfaf95..ae0f86694377 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/spec/super-reference-in-prop-exression/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/spec/super-reference-in-prop-exression/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function (_Bar) {
+var Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   babelHelpers.inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/this-not-allowed-before-super-in-derived-classes-2/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/this-not-allowed-before-super-in-derived-classes-2/output.js
index ec1d652c8dad..53e198d8f0d5 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/spec/this-not-allowed-before-super-in-derived-classes-2/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/spec/this-not-allowed-before-super-in-derived-classes-2/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function (_Bar) {
+var Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   babelHelpers.inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/this-not-allowed-before-super-in-derived-classes-3/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/this-not-allowed-before-super-in-derived-classes-3/output.js
index 06e41b47d3a1..147cb41dd226 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/spec/this-not-allowed-before-super-in-derived-classes-3/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/spec/this-not-allowed-before-super-in-derived-classes-3/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function (_Bar) {
+var Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   babelHelpers.inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/this-not-allowed-before-super-in-derived-classes-4/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/this-not-allowed-before-super-in-derived-classes-4/output.js
index 2bce474839d1..5b26e3545405 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/spec/this-not-allowed-before-super-in-derived-classes-4/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/spec/this-not-allowed-before-super-in-derived-classes-4/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function (_Bar) {
+var Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   babelHelpers.inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/this-not-allowed-before-super-in-derived-classes-5/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/this-not-allowed-before-super-in-derived-classes-5/output.js
index a49d2be8091e..c2c73f7ccdff 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/spec/this-not-allowed-before-super-in-derived-classes-5/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/spec/this-not-allowed-before-super-in-derived-classes-5/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function (_Bar) {
+var Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   babelHelpers.inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-transform-classes/test/fixtures/spec/this-not-allowed-before-super-in-derived-classes/output.js b/packages/babel-plugin-transform-classes/test/fixtures/spec/this-not-allowed-before-super-in-derived-classes/output.js
index cab6da87e8a7..153f8e2d2d37 100644
--- a/packages/babel-plugin-transform-classes/test/fixtures/spec/this-not-allowed-before-super-in-derived-classes/output.js
+++ b/packages/babel-plugin-transform-classes/test/fixtures/spec/this-not-allowed-before-super-in-derived-classes/output.js
@@ -1,6 +1,4 @@
-var Foo =
-/*#__PURE__*/
-function (_Bar) {
+var Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   babelHelpers.inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-transform-flow-comments/test/fixtures/flow-comments/transformed-class-method-loose-return-type-annotation/output.js b/packages/babel-plugin-transform-flow-comments/test/fixtures/flow-comments/transformed-class-method-loose-return-type-annotation/output.js
index 8b6befeca12d..dc10e81bd149 100644
--- a/packages/babel-plugin-transform-flow-comments/test/fixtures/flow-comments/transformed-class-method-loose-return-type-annotation/output.js
+++ b/packages/babel-plugin-transform-flow-comments/test/fixtures/flow-comments/transformed-class-method-loose-return-type-annotation/output.js
@@ -1,7 +1,5 @@
 // @flow
-var C =
-/*#__PURE__*/
-function () {
+var C = /*#__PURE__*/function () {
   "use strict";
 
   function C() {}
diff --git a/packages/babel-plugin-transform-flow-comments/test/fixtures/flow-comments/transformed-class-method-return-type-annotation/output.js b/packages/babel-plugin-transform-flow-comments/test/fixtures/flow-comments/transformed-class-method-return-type-annotation/output.js
index 33fc41f5b9c5..00c067be3ffc 100644
--- a/packages/babel-plugin-transform-flow-comments/test/fixtures/flow-comments/transformed-class-method-return-type-annotation/output.js
+++ b/packages/babel-plugin-transform-flow-comments/test/fixtures/flow-comments/transformed-class-method-return-type-annotation/output.js
@@ -1,7 +1,5 @@
 // @flow
-var C =
-/*#__PURE__*/
-function () {
+var C = /*#__PURE__*/function () {
   "use strict";
 
   function C() {
diff --git a/packages/babel-plugin-transform-flow-strip-types/test/fixtures/regression/transformed-class-method-loose-return-type-annotation/output.js b/packages/babel-plugin-transform-flow-strip-types/test/fixtures/regression/transformed-class-method-loose-return-type-annotation/output.js
index ce79f9ddf9f4..79254ef5e2c1 100644
--- a/packages/babel-plugin-transform-flow-strip-types/test/fixtures/regression/transformed-class-method-loose-return-type-annotation/output.js
+++ b/packages/babel-plugin-transform-flow-strip-types/test/fixtures/regression/transformed-class-method-loose-return-type-annotation/output.js
@@ -1,6 +1,4 @@
-var C =
-/*#__PURE__*/
-function () {
+var C = /*#__PURE__*/function () {
   "use strict";
 
   function C() {}
diff --git a/packages/babel-plugin-transform-flow-strip-types/test/fixtures/regression/transformed-class-method-return-type-annotation/output.js b/packages/babel-plugin-transform-flow-strip-types/test/fixtures/regression/transformed-class-method-return-type-annotation/output.js
index 8c3aab122671..d0150638bf89 100644
--- a/packages/babel-plugin-transform-flow-strip-types/test/fixtures/regression/transformed-class-method-return-type-annotation/output.js
+++ b/packages/babel-plugin-transform-flow-strip-types/test/fixtures/regression/transformed-class-method-return-type-annotation/output.js
@@ -1,6 +1,4 @@
-var C =
-/*#__PURE__*/
-function () {
+var C = /*#__PURE__*/function () {
   "use strict";
 
   function C() {
diff --git a/packages/babel-plugin-transform-function-name/test/fixtures/function-name/class-method/output.js b/packages/babel-plugin-transform-function-name/test/fixtures/function-name/class-method/output.js
index 80ef49fb816b..d1f53ffe9ecb 100644
--- a/packages/babel-plugin-transform-function-name/test/fixtures/function-name/class-method/output.js
+++ b/packages/babel-plugin-transform-function-name/test/fixtures/function-name/class-method/output.js
@@ -1,6 +1,4 @@
-let Foo =
-/*#__PURE__*/
-function () {
+let Foo = /*#__PURE__*/function () {
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   function Foo() {
diff --git a/packages/babel-plugin-transform-function-name/test/fixtures/function-name/modules-2/output.js b/packages/babel-plugin-transform-function-name/test/fixtures/function-name/modules-2/output.js
index 863ef1dec5b3..e93ccaf15946 100644
--- a/packages/babel-plugin-transform-function-name/test/fixtures/function-name/modules-2/output.js
+++ b/packages/babel-plugin-transform-function-name/test/fixtures/function-name/modules-2/output.js
@@ -7,9 +7,7 @@ exports.default = void 0;
 
 var _last2 = babelHelpers.interopRequireDefault(require("lodash/last"));
 
-let Container =
-/*#__PURE__*/
-function () {
+let Container = /*#__PURE__*/function () {
   function Container() {
     babelHelpers.classCallCheck(this, Container);
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diff --git a/packages/babel-plugin-transform-function-name/test/fixtures/function-name/modules-3/output.js b/packages/babel-plugin-transform-function-name/test/fixtures/function-name/modules-3/output.js
index 79a6de9fc32f..525345cbf873 100644
--- a/packages/babel-plugin-transform-function-name/test/fixtures/function-name/modules-3/output.js
+++ b/packages/babel-plugin-transform-function-name/test/fixtures/function-name/modules-3/output.js
@@ -7,9 +7,7 @@ exports.default = void 0;
 
 var _store = require("./store");
 
-let Login =
-/*#__PURE__*/
-function (_React$Component) {
+let Login = /*#__PURE__*/function (_React$Component) {
   babelHelpers.inherits(Login, _React$Component);
 
   function Login() {
diff --git a/packages/babel-plugin-transform-function-name/test/fixtures/function-name/modules/output.js b/packages/babel-plugin-transform-function-name/test/fixtures/function-name/modules/output.js
index 43ca96ddf4e1..690a135242a0 100644
--- a/packages/babel-plugin-transform-function-name/test/fixtures/function-name/modules/output.js
+++ b/packages/babel-plugin-transform-function-name/test/fixtures/function-name/modules/output.js
@@ -2,9 +2,7 @@
 
 var _events2 = babelHelpers.interopRequireDefault(require("events"));
 
-let Template =
-/*#__PURE__*/
-function () {
+let Template = /*#__PURE__*/function () {
   function Template() {
     babelHelpers.classCallCheck(this, Template);
   }
diff --git a/packages/babel-plugin-transform-parameters/test/fixtures/parameters/default-iife-4253/output.js b/packages/babel-plugin-transform-parameters/test/fixtures/parameters/default-iife-4253/output.js
index 4432ba6ae305..5db5c3247b1f 100644
--- a/packages/babel-plugin-transform-parameters/test/fixtures/parameters/default-iife-4253/output.js
+++ b/packages/babel-plugin-transform-parameters/test/fixtures/parameters/default-iife-4253/output.js
@@ -1,6 +1,4 @@
-var Ref =
-/*#__PURE__*/
-function () {
+var Ref = /*#__PURE__*/function () {
   "use strict";
 
   function Ref() {
diff --git a/packages/babel-plugin-transform-parameters/test/fixtures/parameters/default-iife-self/output.js b/packages/babel-plugin-transform-parameters/test/fixtures/parameters/default-iife-self/output.js
index c63f10e4374d..4f4cc0f11424 100644
--- a/packages/babel-plugin-transform-parameters/test/fixtures/parameters/default-iife-self/output.js
+++ b/packages/babel-plugin-transform-parameters/test/fixtures/parameters/default-iife-self/output.js
@@ -1,6 +1,4 @@
-var Ref =
-/*#__PURE__*/
-function () {
+var Ref = /*#__PURE__*/function () {
   "use strict";
 
   function Ref() {
@@ -12,9 +10,7 @@ function () {
   return Ref;
 }();
 
-var X =
-/*#__PURE__*/
-function () {
+var X = /*#__PURE__*/function () {
   "use strict";
 
   function X() {
diff --git a/packages/babel-plugin-transform-parameters/test/fixtures/parameters/iife-this-9385/output.js b/packages/babel-plugin-transform-parameters/test/fixtures/parameters/iife-this-9385/output.js
index 5e502c2384f7..c8c2ef9b1c06 100644
--- a/packages/babel-plugin-transform-parameters/test/fixtures/parameters/iife-this-9385/output.js
+++ b/packages/babel-plugin-transform-parameters/test/fixtures/parameters/iife-this-9385/output.js
@@ -11,9 +11,7 @@ function _defineProperties(target, props) { for (var i = 0; i < props.length; i+
 
 function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
 
-var Test =
-/*#__PURE__*/
-function () {
+var Test = /*#__PURE__*/function () {
   function Test() {
     _classCallCheck(this, Test);
   }
diff --git a/packages/babel-plugin-transform-parameters/test/fixtures/parameters/iife-this/output.js b/packages/babel-plugin-transform-parameters/test/fixtures/parameters/iife-this/output.js
index d199a0d7866f..87f9063268d3 100644
--- a/packages/babel-plugin-transform-parameters/test/fixtures/parameters/iife-this/output.js
+++ b/packages/babel-plugin-transform-parameters/test/fixtures/parameters/iife-this/output.js
@@ -1,8 +1,6 @@
 var a;
 
-var Test =
-/*#__PURE__*/
-function () {
+var Test = /*#__PURE__*/function () {
   "use strict";
 
   function Test() {
diff --git a/packages/babel-plugin-transform-parameters/test/fixtures/parameters/rest-async-arrow-functions/output.js b/packages/babel-plugin-transform-parameters/test/fixtures/parameters/rest-async-arrow-functions/output.js
index 8b6db36160d0..6fa4312eb950 100644
--- a/packages/babel-plugin-transform-parameters/test/fixtures/parameters/rest-async-arrow-functions/output.js
+++ b/packages/babel-plugin-transform-parameters/test/fixtures/parameters/rest-async-arrow-functions/output.js
@@ -1,6 +1,4 @@
-var concat =
-/*#__PURE__*/
-function () {
+var concat = /*#__PURE__*/function () {
   var _ref = babelHelpers.asyncToGenerator(function* () {
     var x = arguments.length <= 0 ? undefined : arguments[0];
     var y = arguments.length <= 1 ? undefined : arguments[1];
@@ -11,9 +9,7 @@ function () {
   };
 }();
 
-var x =
-/*#__PURE__*/
-function () {
+var x = /*#__PURE__*/function () {
   var _ref2 = babelHelpers.asyncToGenerator(function* () {
     if (noNeedToWork) return 0;
 
diff --git a/packages/babel-plugin-transform-parameters/test/fixtures/parameters/rest-nested-iife/output.js b/packages/babel-plugin-transform-parameters/test/fixtures/parameters/rest-nested-iife/output.js
index d11588d86bb9..af6f1a3a92eb 100644
--- a/packages/babel-plugin-transform-parameters/test/fixtures/parameters/rest-nested-iife/output.js
+++ b/packages/babel-plugin-transform-parameters/test/fixtures/parameters/rest-nested-iife/output.js
@@ -1,8 +1,6 @@
 function broken(x) {
   if (true) {
-    var Foo =
-    /*#__PURE__*/
-    function (_Bar) {
+    var Foo = /*#__PURE__*/function (_Bar) {
       "use strict";
 
       babelHelpers.inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-transform-parameters/test/fixtures/regression/4209/output.js b/packages/babel-plugin-transform-parameters/test/fixtures/regression/4209/output.js
index cd0bbaf374f1..9254fa65f8ab 100644
--- a/packages/babel-plugin-transform-parameters/test/fixtures/regression/4209/output.js
+++ b/packages/babel-plugin-transform-parameters/test/fixtures/regression/4209/output.js
@@ -8,9 +8,7 @@ function _defineProperties(target, props) { for (var i = 0; i < props.length; i+
 
 function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
 
-var Thing =
-/*#__PURE__*/
-function () {
+var Thing = /*#__PURE__*/function () {
   function Thing() {
     _classCallCheck(this, Thing);
   }
diff --git a/packages/babel-plugin-transform-parameters/test/fixtures/regression/6057-expanded/output.js b/packages/babel-plugin-transform-parameters/test/fixtures/regression/6057-expanded/output.js
index b0e3dd12aa14..e1da6551c0e6 100644
--- a/packages/babel-plugin-transform-parameters/test/fixtures/regression/6057-expanded/output.js
+++ b/packages/babel-plugin-transform-parameters/test/fixtures/regression/6057-expanded/output.js
@@ -29,9 +29,7 @@ function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || func
 
 function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
 
-var App =
-/*#__PURE__*/
-function (_Component) {
+var App = /*#__PURE__*/function (_Component) {
   _inherits(App, _Component);
 
   function App() {
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/append-to-end-when-declared-in-scope-2/output.mjs b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/append-to-end-when-declared-in-scope-2/output.mjs
index e44a4b518dc9..ad174780f147 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/append-to-end-when-declared-in-scope-2/output.mjs
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/append-to-end-when-declared-in-scope-2/output.mjs
@@ -1,14 +1,10 @@
-var _ref =
-/*#__PURE__*/
-<div>child</div>;
+var _ref = /*#__PURE__*/<div>child</div>;
 
 const AppItem = () => {
   return _ref;
 };
 
-var _ref2 =
-/*#__PURE__*/
-<div>
+var _ref2 = /*#__PURE__*/<div>
         <p>Parent</p>
         <AppItem />
       </div>;
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/append-to-end-when-declared-in-scope-3/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/append-to-end-when-declared-in-scope-3/output.js
index 602d3eb3b184..ff39e64e15e1 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/append-to-end-when-declared-in-scope-3/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/append-to-end-when-declared-in-scope-3/output.js
@@ -1,10 +1,6 @@
-var _ref2 =
-/*#__PURE__*/
-<div>child</div>;
+var _ref2 = /*#__PURE__*/<div>child</div>;
 
-var _ref3 =
-/*#__PURE__*/
-<p>Parent</p>;
+var _ref3 = /*#__PURE__*/<p>Parent</p>;
 
 (function () {
   class App extends React.Component {
@@ -17,9 +13,7 @@ var _ref3 =
   const AppItem = () => {
     return _ref2;
   },
-        _ref =
-  /*#__PURE__*/
-  <div>
+        _ref = /*#__PURE__*/<div>
           {_ref3}
           <AppItem />
         </div>;
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/append-to-end-when-declared-in-scope-4/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/append-to-end-when-declared-in-scope-4/output.js
index 21fa63efbd88..2e2c88d9e876 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/append-to-end-when-declared-in-scope-4/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/append-to-end-when-declared-in-scope-4/output.js
@@ -1,19 +1,13 @@
-var _ref =
-/*#__PURE__*/
-<div>child</div>;
+var _ref = /*#__PURE__*/<div>child</div>;
 
-var _ref3 =
-/*#__PURE__*/
-<p>Parent</p>;
+var _ref3 = /*#__PURE__*/<p>Parent</p>;
 
 (function () {
   const AppItem = () => {
     return _ref;
   };
 
-  var _ref2 =
-  /*#__PURE__*/
-  <div>
+  var _ref2 = /*#__PURE__*/<div>
           {_ref3}
           <AppItem />
         </div>;
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/append-to-end-when-declared-in-scope/output.mjs b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/append-to-end-when-declared-in-scope/output.mjs
index 730a99a08cd8..348c96869e9b 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/append-to-end-when-declared-in-scope/output.mjs
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/append-to-end-when-declared-in-scope/output.mjs
@@ -5,16 +5,12 @@ export default class App extends React.Component {
 
 }
 
-var _ref2 =
-/*#__PURE__*/
-<div>child</div>;
+var _ref2 = /*#__PURE__*/<div>child</div>;
 
 const AppItem = () => {
   return _ref2;
 },
-      _ref =
-/*#__PURE__*/
-<div>
+      _ref = /*#__PURE__*/<div>
         <p>Parent</p>
         <AppItem />
       </div>;
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/children/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/children/output.js
index b341d7309f56..213c2c03007c 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/children/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/children/output.js
@@ -1,6 +1,4 @@
-var _ref =
-/*#__PURE__*/
-<span />;
+var _ref = /*#__PURE__*/<span />;
 
 var Foo = React.createClass({
   render: function () {
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/class-assign-unreferenced-param-deopt/output.mjs b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/class-assign-unreferenced-param-deopt/output.mjs
index a57a8005bedc..749027ab9bcd 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/class-assign-unreferenced-param-deopt/output.mjs
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/class-assign-unreferenced-param-deopt/output.mjs
@@ -1,8 +1,6 @@
 import React from 'react'; // Regression test for https://github.com/babel/babel/issues/5552
 
-var _ref =
-/*#__PURE__*/
-<div />;
+var _ref = /*#__PURE__*/<div />;
 
 class BugReport extends React.Component {
   constructor(...args) {
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/compound-assignment/output.mjs b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/compound-assignment/output.mjs
index 3f305943f7bb..e27ecd786205 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/compound-assignment/output.mjs
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/compound-assignment/output.mjs
@@ -1,13 +1,9 @@
 import React from 'react';
 import Loader from 'loader';
 
-var _ref =
-/*#__PURE__*/
-<Loader className="full-height" />;
+var _ref = /*#__PURE__*/<Loader className="full-height" />;
 
-var _ref2 =
-/*#__PURE__*/
-<Loader className="p-y-5" />;
+var _ref2 = /*#__PURE__*/<Loader className="p-y-5" />;
 
 const errorComesHere = () => _ref,
       thisWorksFine = () => _ref2;
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/constructor/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/constructor/output.js
index ff7176d24ff8..d5f01771fb46 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/constructor/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/constructor/output.js
@@ -1,8 +1,6 @@
 var Foo = require("Foo");
 
-var _ref =
-/*#__PURE__*/
-<Foo />;
+var _ref = /*#__PURE__*/<Foo />;
 
 function render() {
   return _ref;
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/deep-constant-violation/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/deep-constant-violation/output.js
index 482d9ccbc4dc..33ca49795e9f 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/deep-constant-violation/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/deep-constant-violation/output.js
@@ -1,10 +1,6 @@
-var _ref =
-/*#__PURE__*/
-<b></b>;
+var _ref = /*#__PURE__*/<b></b>;
 
-var _ref2 =
-/*#__PURE__*/
-<span></span>;
+var _ref2 = /*#__PURE__*/<span></span>;
 
 function render() {
   var children = _ref;
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/dont-hoist-before-class/output.mjs b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/dont-hoist-before-class/output.mjs
index 3cab082e24b8..7669f47c9ff4 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/dont-hoist-before-class/output.mjs
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/dont-hoist-before-class/output.mjs
@@ -4,15 +4,11 @@ const Parent = ({}) => _ref;
 
 export default Parent;
 
-var _ref2 =
-/*#__PURE__*/
-<div className="child">
+var _ref2 = /*#__PURE__*/<div className="child">
     ChildTextContent
   </div>;
 
 let Child = () => _ref2,
-    _ref =
-/*#__PURE__*/
-<div className="parent">
+    _ref = /*#__PURE__*/<div className="parent">
     <Child />
   </div>;
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/dont-hoist-before-declaration/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/dont-hoist-before-declaration/output.js
index a8a3c7e28599..8e6ec600decc 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/dont-hoist-before-declaration/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/dont-hoist-before-declaration/output.js
@@ -1,8 +1,6 @@
 function render() {
   const bar = "bar",
-        _ref =
-  /*#__PURE__*/
-  <foo bar={bar} />,
+        _ref = /*#__PURE__*/<foo bar={bar} />,
         renderFoo = () => _ref;
 
   return renderFoo();
@@ -12,9 +10,7 @@ function render() {
   const bar = "bar",
         renderFoo = () => _ref2,
         baz = "baz",
-        _ref2 =
-  /*#__PURE__*/
-  <foo bar={bar} baz={baz} />;
+        _ref2 = /*#__PURE__*/<foo bar={bar} baz={baz} />;
 
   return renderFoo();
 }
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/dont-hoist-before-default-params-2/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/dont-hoist-before-default-params-2/output.js
index fccc84ff7b1d..f9637828baa9 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/dont-hoist-before-default-params-2/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/dont-hoist-before-default-params-2/output.js
@@ -1,9 +1,7 @@
 function render() {
   var title = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : '';
 
-  var _ref =
-  /*#__PURE__*/
-  <Component title={title} />;
+  var _ref = /*#__PURE__*/<Component title={title} />;
 
   return () => _ref;
 }
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/dont-hoist-before-default-params/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/dont-hoist-before-default-params/output.js
index 93a36e512ca6..246eb04e7132 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/dont-hoist-before-default-params/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/dont-hoist-before-default-params/output.js
@@ -1,8 +1,6 @@
 function render(Component) {
   var text = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : '',
-      _ref =
-  /*#__PURE__*/
-  <Component text={text} />;
+      _ref = /*#__PURE__*/<Component text={text} />;
 
   return function () {
     return _ref;
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/dont-hoist-before-hoc/output.mjs b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/dont-hoist-before-hoc/output.mjs
index 105e9ef2a580..bfce79dae2bf 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/dont-hoist-before-hoc/output.mjs
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/dont-hoist-before-hoc/output.mjs
@@ -6,9 +6,7 @@ const Parent = ({}) => _ref;
 
 export default Parent;
 
-var _ref2 =
-/*#__PURE__*/
-<div className="child">
+var _ref2 = /*#__PURE__*/<div className="child">
     ChildTextContent
   </div>;
 
@@ -16,8 +14,6 @@ let Child = () => _ref2;
 
 Child = HOC(Child);
 
-var _ref =
-/*#__PURE__*/
-<div className="parent">
+var _ref = /*#__PURE__*/<div className="parent">
     <Child />
   </div>;
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/function-parameter/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/function-parameter/output.js
index 9aa0a32a4848..375f36caf5e9 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/function-parameter/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/function-parameter/output.js
@@ -1,7 +1,5 @@
 function render(text) {
-  var _ref =
-  /*#__PURE__*/
-  <foo>{text}</foo>;
+  var _ref = /*#__PURE__*/<foo>{text}</foo>;
 
   return function () {
     return _ref;
@@ -11,9 +9,7 @@ function render(text) {
 var Foo2 = require("Foo");
 
 function createComponent(text) {
-  var _ref2 =
-  /*#__PURE__*/
-  <Foo2>{text}</Foo2>;
+  var _ref2 = /*#__PURE__*/<Foo2>{text}</Foo2>;
 
   return function render() {
     return _ref2;
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/global-reference/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/global-reference/output.js
index 0e89a63b8f0d..3e03e5950ad0 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/global-reference/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/global-reference/output.js
@@ -1,6 +1,4 @@
-var _ref =
-/*#__PURE__*/
-<div foo={notDeclared}></div>;
+var _ref = /*#__PURE__*/<div foo={notDeclared}></div>;
 
 var Foo = React.createClass({
   render: function render() {
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/html-element/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/html-element/output.js
index 68181887a482..7eb3a4de9be2 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/html-element/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/html-element/output.js
@@ -1,14 +1,10 @@
-var _ref =
-/*#__PURE__*/
-<foo />;
+var _ref = /*#__PURE__*/<foo />;
 
 function render() {
   return _ref;
 }
 
-var _ref2 =
-/*#__PURE__*/
-<div className="foo"><input type="checkbox" checked={true} /></div>;
+var _ref2 = /*#__PURE__*/<div className="foo"><input type="checkbox" checked={true} /></div>;
 
 function render() {
   return _ref2;
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/inline-elements/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/inline-elements/output.js
index 9d4821377915..488564b4a34c 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/inline-elements/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/inline-elements/output.js
@@ -2,9 +2,7 @@ var REACT_ELEMENT_TYPE;
 
 function _jsx(type, props, key, children) { if (!REACT_ELEMENT_TYPE) { REACT_ELEMENT_TYPE = typeof Symbol === "function" && Symbol["for"] && Symbol["for"]("react.element") || 0xeac7; } var defaultProps = type && type.defaultProps; var childrenLength = arguments.length - 3; if (!props && childrenLength !== 0) { props = { children: void 0 }; } if (childrenLength === 1) { props.children = children; } else if (childrenLength > 1) { var childArray = new Array(childrenLength); for (var i = 0; i < childrenLength; i++) { childArray[i] = arguments[i + 3]; } props.children = childArray; } if (props && defaultProps) { for (var propName in defaultProps) { if (props[propName] === void 0) { props[propName] = defaultProps[propName]; } } } else if (!props) { props = defaultProps || {}; } return { $$typeof: REACT_ELEMENT_TYPE, type: type, key: key === undefined ? null : '' + key, ref: null, props: props, _owner: null }; }
 
-var _ref =
-/*#__PURE__*/
-_jsx("foo", {});
+var _ref = /*#__PURE__*/_jsx("foo", {});
 
 function render() {
   return _ref;
@@ -13,9 +11,7 @@ function render() {
 function render() {
   var text = getText();
 
-  var _ref2 =
-  /*#__PURE__*/
-  _jsx("foo", {}, void 0, text);
+  var _ref2 = /*#__PURE__*/_jsx("foo", {}, void 0, text);
 
   return function () {
     return _ref2;
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/inner-declaration/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/inner-declaration/output.js
index 0175f703f8a8..c6e76f5c5c43 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/inner-declaration/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/inner-declaration/output.js
@@ -1,9 +1,7 @@
 function render() {
   var text = getText();
 
-  var _ref =
-  /*#__PURE__*/
-  <foo>{text}</foo>;
+  var _ref = /*#__PURE__*/<foo>{text}</foo>;
 
   return function () {
     return _ref;
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/member-expression-constant/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/member-expression-constant/output.js
index ff03fb77d1b2..9523683a7546 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/member-expression-constant/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/member-expression-constant/output.js
@@ -1,9 +1,7 @@
 function render() {
   this.component = "div";
 
-  var _ref =
-  /*#__PURE__*/
-  <this.component />;
+  var _ref = /*#__PURE__*/<this.component />;
 
   return () => _ref;
 }
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/member-expression-this/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/member-expression-this/output.js
index 5e976810ed9f..9e1991d502b3 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/member-expression-this/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/member-expression-this/output.js
@@ -1,6 +1,4 @@
-var _ref =
-/*#__PURE__*/
-<span>Sub Component</span>;
+var _ref = /*#__PURE__*/<span>Sub Component</span>;
 
 class Component extends React.Component {
   constructor(...args) {
@@ -8,9 +6,7 @@ class Component extends React.Component {
 
     this.subComponent = () => _ref;
 
-    var _ref2 =
-    /*#__PURE__*/
-    <this.subComponent />;
+    var _ref2 = /*#__PURE__*/<this.subComponent />;
 
     this.render = () => _ref2;
   }
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/member-expression/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/member-expression/output.js
index eb5e7d23e1eb..1b9ca40148b2 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/member-expression/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/member-expression/output.js
@@ -1,14 +1,10 @@
-var _ref =
-/*#__PURE__*/
-<span>Sub Component</span>;
+var _ref = /*#__PURE__*/<span>Sub Component</span>;
 
 const els = {
   subComponent: () => _ref
 };
 
-var _ref2 =
-/*#__PURE__*/
-<els.subComponent />;
+var _ref2 = /*#__PURE__*/<els.subComponent />;
 
 class Component extends React.Component {
   constructor(...args) {
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/param-and-var/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/param-and-var/output.js
index 0060b3149672..dd2a7c88a42c 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/param-and-var/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/param-and-var/output.js
@@ -1,8 +1,6 @@
 function fn(Component, obj) {
   var data = obj.data,
-      _ref =
-  /*#__PURE__*/
-  <Component prop={data} />;
+      _ref = /*#__PURE__*/<Component prop={data} />;
 
   return () => _ref;
 }
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/parameter-destructure-multi/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/parameter-destructure-multi/output.js
index 8b89a78b032b..5c4d51c1a140 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/parameter-destructure-multi/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/parameter-destructure-multi/output.js
@@ -3,9 +3,7 @@ function render(_ref) {
       className = _ref.className,
       id = _ref.id;
 
-  var _ref2 =
-  /*#__PURE__*/
-  <Component text={text} className={className} id={id} />;
+  var _ref2 = /*#__PURE__*/<Component text={text} className={className} id={id} />;
 
   return () => _ref2;
 }
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/parameter-destructure-rest/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/parameter-destructure-rest/output.js
index c457d2415822..7ac09e4fe0cd 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/parameter-destructure-rest/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/parameter-destructure-rest/output.js
@@ -4,9 +4,7 @@ function render(_ref) {
       id = _ref.id,
       props = babelHelpers.objectWithoutProperties(_ref, ["text", "className", "id"]);
 
-  var _ref2 =
-  /*#__PURE__*/
-  <Component text={text} className={className} id={id} />;
+  var _ref2 = /*#__PURE__*/<Component text={text} className={className} id={id} />;
 
   // intentionally ignoring props
   return () => _ref2;
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/parameter-destructure/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/parameter-destructure/output.js
index f890296a95d6..8ab40112f442 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/parameter-destructure/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/parameter-destructure/output.js
@@ -1,9 +1,7 @@
 function render(_ref) {
   let text = _ref.text;
 
-  var _ref2 =
-  /*#__PURE__*/
-  <Component text={text} />;
+  var _ref2 = /*#__PURE__*/<Component text={text} />;
 
   return () => _ref2;
 }
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/parameter-reference/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/parameter-reference/output.js
index 00492afc72d9..b4e518a1bca8 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/parameter-reference/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/parameter-reference/output.js
@@ -1,7 +1,5 @@
 function render(text) {
-  var _ref =
-  /*#__PURE__*/
-  <div>{text}</div>;
+  var _ref = /*#__PURE__*/<div>{text}</div>;
 
   return function () {
     return _ref;
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/pure-expression-2/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/pure-expression-2/output.js
index 0e6144849ed0..ebc185653958 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/pure-expression-2/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/pure-expression-2/output.js
@@ -1,7 +1,5 @@
 function render(offset) {
-  var _ref =
-  /*#__PURE__*/
-  <div tabIndex={offset + 1} />;
+  var _ref = /*#__PURE__*/<div tabIndex={offset + 1} />;
 
   return function () {
     return _ref;
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/pure-expression-3/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/pure-expression-3/output.js
index 41fa9cc9d389..6a23987eb26c 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/pure-expression-3/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/pure-expression-3/output.js
@@ -1,8 +1,6 @@
 const OFFSET = 3;
 
-var _ref =
-/*#__PURE__*/
-<div tabIndex={OFFSET + 1} />;
+var _ref = /*#__PURE__*/<div tabIndex={OFFSET + 1} />;
 
 var Foo = React.createClass({
   render: function () {
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/pure-expression-whitelist-member/output.mjs b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/pure-expression-whitelist-member/output.mjs
index 255829f6ab96..4f6b4b4d6585 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/pure-expression-whitelist-member/output.mjs
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/pure-expression-whitelist-member/output.mjs
@@ -1,8 +1,6 @@
 import Intl from 'react-intl';
 
-var _ref =
-/*#__PURE__*/
-<Intl.FormattedMessage id="someMessage.foo" defaultMessage={"Some text, " + "and some more too. {someValue}"} description="A test message for babel." values={{
+var _ref = /*#__PURE__*/<Intl.FormattedMessage id="someMessage.foo" defaultMessage={"Some text, " + "and some more too. {someValue}"} description="A test message for babel." values={{
   someValue: "A value."
 }} />;
 
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/pure-expression-whitelist/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/pure-expression-whitelist/output.js
index 49e73a566362..aee6d1247854 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/pure-expression-whitelist/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/pure-expression-whitelist/output.js
@@ -1,6 +1,4 @@
-var _ref =
-/*#__PURE__*/
-<FormattedMessage id="someMessage.foo" defaultMessage={"Some text, " + "and some more too. {someValue}"} description="A test message for babel." values={{
+var _ref = /*#__PURE__*/<FormattedMessage id="someMessage.foo" defaultMessage={"Some text, " + "and some more too. {someValue}"} description="A test message for babel." values={{
   someValue: "A value."
 }} />;
 
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/pure-expression/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/pure-expression/output.js
index 81c65bf5eddf..5b6e175e38e4 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/pure-expression/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/pure-expression/output.js
@@ -1,6 +1,4 @@
-var _ref =
-/*#__PURE__*/
-<div data-text={"Some text, " + "and some more too."} />;
+var _ref = /*#__PURE__*/<div data-text={"Some text, " + "and some more too."} />;
 
 var Foo = React.createClass({
   render: function () {
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/reassignment/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/reassignment/output.js
index 48b45690df71..c483d271d53a 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/reassignment/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/reassignment/output.js
@@ -1,9 +1,7 @@
 function render(text) {
   text += "yes";
 
-  var _ref =
-  /*#__PURE__*/
-  <div>{text}</div>;
+  var _ref = /*#__PURE__*/<div>{text}</div>;
 
   return function () {
     return _ref;
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/regression-node-type-export-default/output.mjs b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/regression-node-type-export-default/output.mjs
index 285010c07551..d85957714c53 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/regression-node-type-export-default/output.mjs
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/regression-node-type-export-default/output.mjs
@@ -7,6 +7,4 @@ class A {
 
 export default class B {}
 
-var _ref =
-/*#__PURE__*/
-React.createElement(B, null);
+var _ref = /*#__PURE__*/React.createElement(B, null);
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/regression-node-type-export/output.mjs b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/regression-node-type-export/output.mjs
index 1192322d7be8..2240e0bc5c8f 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/regression-node-type-export/output.mjs
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/regression-node-type-export/output.mjs
@@ -7,6 +7,4 @@ class A {
 
 export class B {}
 
-var _ref =
-/*#__PURE__*/
-React.createElement(B, null);
+var _ref = /*#__PURE__*/React.createElement(B, null);
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/text-children/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/text-children/output.js
index dc358b421fe2..aaa8f1769d59 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/text-children/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/text-children/output.js
@@ -1,6 +1,4 @@
-var _ref =
-/*#__PURE__*/
-<div className="class-name">
+var _ref = /*#__PURE__*/<div className="class-name">
       Text
     </div>;
 
diff --git a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/var/output.js b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/var/output.js
index 0c7bcb7eb2aa..3fe5e702650f 100644
--- a/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/var/output.js
+++ b/packages/babel-plugin-transform-react-constant-elements/test/fixtures/constant-elements/var/output.js
@@ -1,8 +1,6 @@
 function fn(Component) {
   var data = "prop",
-      _ref =
-  /*#__PURE__*/
-  <Component prop={data} />;
+      _ref = /*#__PURE__*/<Component prop={data} />;
 
   return () => _ref;
 }
diff --git a/packages/babel-plugin-transform-react-jsx/test/fixtures/react/optimisation.react.constant-elements/output.js b/packages/babel-plugin-transform-react-jsx/test/fixtures/react/optimisation.react.constant-elements/output.js
index 1af954e46867..dc16c97e6980 100644
--- a/packages/babel-plugin-transform-react-jsx/test/fixtures/react/optimisation.react.constant-elements/output.js
+++ b/packages/babel-plugin-transform-react-jsx/test/fixtures/react/optimisation.react.constant-elements/output.js
@@ -1,14 +1,10 @@
-var _ref =
-/*#__PURE__*/
-<div className="navbar-header">
+var _ref = /*#__PURE__*/<div className="navbar-header">
       <a className="navbar-brand" href="/">
         <img src="/img/logo/logo-96x36.png" />
       </a>
     </div>;
 
-let App =
-/*#__PURE__*/
-function (_React$Component) {
+let App = /*#__PURE__*/function (_React$Component) {
   "use strict";
 
   babelHelpers.inherits(App, _React$Component);
diff --git a/packages/babel-plugin-transform-regenerator/test/fixtures/computed-properties/example/output.js b/packages/babel-plugin-transform-regenerator/test/fixtures/computed-properties/example/output.js
index 923673d960df..3abdd186ace6 100644
--- a/packages/babel-plugin-transform-regenerator/test/fixtures/computed-properties/example/output.js
+++ b/packages/babel-plugin-transform-regenerator/test/fixtures/computed-properties/example/output.js
@@ -1,8 +1,6 @@
 var o = {
   foo() {
-    return (
-      /*#__PURE__*/
-      regeneratorRuntime.mark(function _callee() {
+    return (/*#__PURE__*/regeneratorRuntime.mark(function _callee() {
         return regeneratorRuntime.wrap(function _callee$(_context) {
           while (1) switch (_context.prev = _context.next) {
             case 0:
diff --git a/packages/babel-plugin-transform-regenerator/test/fixtures/regression/4219/output.js b/packages/babel-plugin-transform-regenerator/test/fixtures/regression/4219/output.js
index 0b2d02f3770d..bef5016506e1 100644
--- a/packages/babel-plugin-transform-regenerator/test/fixtures/regression/4219/output.js
+++ b/packages/babel-plugin-transform-regenerator/test/fixtures/regression/4219/output.js
@@ -3,11 +3,7 @@ function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try
 function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }
 
 function test(fn) {
-  return (
-    /*#__PURE__*/
-    _asyncToGenerator(
-    /*#__PURE__*/
-    regeneratorRuntime.mark(function _callee() {
+  return (/*#__PURE__*/_asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee() {
       var _args = arguments;
       return regeneratorRuntime.wrap(function _callee$(_context) {
         while (1) {
diff --git a/packages/babel-plugin-transform-regenerator/test/fixtures/regression/6733/output.js b/packages/babel-plugin-transform-regenerator/test/fixtures/regression/6733/output.js
index 869290481d30..e1a1c95c9eb0 100644
--- a/packages/babel-plugin-transform-regenerator/test/fixtures/regression/6733/output.js
+++ b/packages/babel-plugin-transform-regenerator/test/fixtures/regression/6733/output.js
@@ -5,9 +5,7 @@ Object.defineProperty(exports, "__esModule", {
 });
 exports["default"] = _callee;
 
-var _marked =
-/*#__PURE__*/
-regeneratorRuntime.mark(_callee);
+var _marked = /*#__PURE__*/regeneratorRuntime.mark(_callee);
 
 function _callee() {
   var x;
diff --git a/packages/babel-plugin-transform-regenerator/test/fixtures/regression/T7041/output.js b/packages/babel-plugin-transform-regenerator/test/fixtures/regression/T7041/output.js
index 5c1627f53221..6b9b21a8f7ef 100644
--- a/packages/babel-plugin-transform-regenerator/test/fixtures/regression/T7041/output.js
+++ b/packages/babel-plugin-transform-regenerator/test/fixtures/regression/T7041/output.js
@@ -1,8 +1,6 @@
 var _regeneratorRuntime = require("@babel/runtime/regenerator");
 
-var _marked =
-/*#__PURE__*/
-_regeneratorRuntime.mark(fn);
+var _marked = /*#__PURE__*/_regeneratorRuntime.mark(fn);
 
 Object.keys({});
 
diff --git a/packages/babel-plugin-transform-runtime/test/fixtures/runtime-corejs2/full/output.mjs b/packages/babel-plugin-transform-runtime/test/fixtures/runtime-corejs2/full/output.mjs
index 841a99d5778e..a3ccbb960734 100644
--- a/packages/babel-plugin-transform-runtime/test/fixtures/runtime-corejs2/full/output.mjs
+++ b/packages/babel-plugin-transform-runtime/test/fixtures/runtime-corejs2/full/output.mjs
@@ -1,9 +1,7 @@
 import _regeneratorRuntime from "@babel/runtime-corejs2/regenerator";
 import _Symbol from "@babel/runtime-corejs2/core-js/symbol";
 
-var _marked =
-/*#__PURE__*/
-_regeneratorRuntime.mark(giveWord);
+var _marked = /*#__PURE__*/_regeneratorRuntime.mark(giveWord);
 
 import foo, * as bar from "someModule";
 export const myWord = _Symbol("abc");
diff --git a/packages/babel-plugin-transform-runtime/test/fixtures/runtime-corejs2/modules-helpers/output.js b/packages/babel-plugin-transform-runtime/test/fixtures/runtime-corejs2/modules-helpers/output.js
index 8b91c079a609..a76fee64666b 100644
--- a/packages/babel-plugin-transform-runtime/test/fixtures/runtime-corejs2/modules-helpers/output.js
+++ b/packages/babel-plugin-transform-runtime/test/fixtures/runtime-corejs2/modules-helpers/output.js
@@ -8,9 +8,7 @@ var _createClass2 = _interopRequireDefault(require("@babel/runtime-corejs2/helpe
 
 var _foo = _interopRequireDefault(require("foo"));
 
-let Example =
-/*#__PURE__*/
-function () {
+let Example = /*#__PURE__*/function () {
   function Example() {
     (0, _classCallCheck2.default)(this, Example);
   }
diff --git a/packages/babel-plugin-transform-runtime/test/fixtures/runtime-corejs2/regenerator-runtime/output.js b/packages/babel-plugin-transform-runtime/test/fixtures/runtime-corejs2/regenerator-runtime/output.js
index 852c24b9c4a3..f7e6f94493fe 100644
--- a/packages/babel-plugin-transform-runtime/test/fixtures/runtime-corejs2/regenerator-runtime/output.js
+++ b/packages/babel-plugin-transform-runtime/test/fixtures/runtime-corejs2/regenerator-runtime/output.js
@@ -1,8 +1,6 @@
 var _regeneratorRuntime = require("@babel/runtime-corejs2/regenerator");
 
-void
-/*#__PURE__*/
-_regeneratorRuntime.mark(function _callee() {
+void /*#__PURE__*/_regeneratorRuntime.mark(function _callee() {
   return _regeneratorRuntime.wrap(function _callee$(_context) {
     while (1) switch (_context.prev = _context.next) {
       case 0:
diff --git a/packages/babel-plugin-transform-runtime/test/fixtures/runtime-corejs3/full/output.mjs b/packages/babel-plugin-transform-runtime/test/fixtures/runtime-corejs3/full/output.mjs
index e0183d2e2afd..9478cc95129b 100644
--- a/packages/babel-plugin-transform-runtime/test/fixtures/runtime-corejs3/full/output.mjs
+++ b/packages/babel-plugin-transform-runtime/test/fixtures/runtime-corejs3/full/output.mjs
@@ -1,9 +1,7 @@
 import _regeneratorRuntime from "@babel/runtime-corejs3/regenerator";
 import _Symbol from "@babel/runtime-corejs3/core-js-stable/symbol";
 
-var _marked =
-/*#__PURE__*/
-_regeneratorRuntime.mark(giveWord);
+var _marked = /*#__PURE__*/_regeneratorRuntime.mark(giveWord);
 
 import foo, * as bar from "someModule";
 export const myWord = _Symbol("abc");
diff --git a/packages/babel-plugin-transform-runtime/test/fixtures/runtime-corejs3/modules-helpers/output.js b/packages/babel-plugin-transform-runtime/test/fixtures/runtime-corejs3/modules-helpers/output.js
index cef08c661a7f..0f285bd5043d 100644
--- a/packages/babel-plugin-transform-runtime/test/fixtures/runtime-corejs3/modules-helpers/output.js
+++ b/packages/babel-plugin-transform-runtime/test/fixtures/runtime-corejs3/modules-helpers/output.js
@@ -8,9 +8,7 @@ var _createClass2 = _interopRequireDefault(require("@babel/runtime-corejs3/helpe
 
 var _foo = _interopRequireDefault(require("foo"));
 
-let Example =
-/*#__PURE__*/
-function () {
+let Example = /*#__PURE__*/function () {
   function Example() {
     (0, _classCallCheck2.default)(this, Example);
   }
diff --git a/packages/babel-plugin-transform-runtime/test/fixtures/runtime-corejs3/regenerator-runtime/output.js b/packages/babel-plugin-transform-runtime/test/fixtures/runtime-corejs3/regenerator-runtime/output.js
index 217ed8f6dc06..75fad4e36d56 100644
--- a/packages/babel-plugin-transform-runtime/test/fixtures/runtime-corejs3/regenerator-runtime/output.js
+++ b/packages/babel-plugin-transform-runtime/test/fixtures/runtime-corejs3/regenerator-runtime/output.js
@@ -1,8 +1,6 @@
 var _regeneratorRuntime = require("@babel/runtime-corejs3/regenerator");
 
-void
-/*#__PURE__*/
-_regeneratorRuntime.mark(function _callee() {
+void /*#__PURE__*/_regeneratorRuntime.mark(function _callee() {
   return _regeneratorRuntime.wrap(function _callee$(_context) {
     while (1) switch (_context.prev = _context.next) {
       case 0:
diff --git a/packages/babel-plugin-transform-runtime/test/fixtures/runtime/full/output.mjs b/packages/babel-plugin-transform-runtime/test/fixtures/runtime/full/output.mjs
index 2576947e3dd3..3ee26a45a4f7 100644
--- a/packages/babel-plugin-transform-runtime/test/fixtures/runtime/full/output.mjs
+++ b/packages/babel-plugin-transform-runtime/test/fixtures/runtime/full/output.mjs
@@ -1,8 +1,6 @@
 import _regeneratorRuntime from "@babel/runtime/regenerator";
 
-var _marked =
-/*#__PURE__*/
-_regeneratorRuntime.mark(giveWord);
+var _marked = /*#__PURE__*/_regeneratorRuntime.mark(giveWord);
 
 import foo, * as bar from "someModule";
 export const myWord = Symbol("abc");
diff --git a/packages/babel-plugin-transform-runtime/test/fixtures/runtime/modules-helpers/output.js b/packages/babel-plugin-transform-runtime/test/fixtures/runtime/modules-helpers/output.js
index 7a95ad78e496..ea8efeab5c18 100644
--- a/packages/babel-plugin-transform-runtime/test/fixtures/runtime/modules-helpers/output.js
+++ b/packages/babel-plugin-transform-runtime/test/fixtures/runtime/modules-helpers/output.js
@@ -8,9 +8,7 @@ var _createClass2 = _interopRequireDefault(require("@babel/runtime/helpers/creat
 
 var _foo = _interopRequireDefault(require("foo"));
 
-let Example =
-/*#__PURE__*/
-function () {
+let Example = /*#__PURE__*/function () {
   function Example() {
     (0, _classCallCheck2.default)(this, Example);
   }
diff --git a/packages/babel-plugin-transform-runtime/test/fixtures/runtime/regenerator-runtime/output.js b/packages/babel-plugin-transform-runtime/test/fixtures/runtime/regenerator-runtime/output.js
index 5bd92072ae8f..a0ef2acfc7ce 100644
--- a/packages/babel-plugin-transform-runtime/test/fixtures/runtime/regenerator-runtime/output.js
+++ b/packages/babel-plugin-transform-runtime/test/fixtures/runtime/regenerator-runtime/output.js
@@ -1,8 +1,6 @@
 var _regeneratorRuntime = require("@babel/runtime/regenerator");
 
-void
-/*#__PURE__*/
-_regeneratorRuntime.mark(function _callee() {
+void /*#__PURE__*/_regeneratorRuntime.mark(function _callee() {
   return _regeneratorRuntime.wrap(function _callee$(_context) {
     while (1) switch (_context.prev = _context.next) {
       case 0:
diff --git a/packages/babel-plugin-transform-runtime/test/fixtures/use-options/corejs-useES6Modules/output.mjs b/packages/babel-plugin-transform-runtime/test/fixtures/use-options/corejs-useES6Modules/output.mjs
index 828c9aa787ef..858fcc839af3 100644
--- a/packages/babel-plugin-transform-runtime/test/fixtures/use-options/corejs-useES6Modules/output.mjs
+++ b/packages/babel-plugin-transform-runtime/test/fixtures/use-options/corejs-useES6Modules/output.mjs
@@ -3,9 +3,7 @@ import _possibleConstructorReturn from "@babel/runtime-corejs2/helpers/esm/possi
 import _getPrototypeOf from "@babel/runtime-corejs2/helpers/esm/getPrototypeOf";
 import _inherits from "@babel/runtime-corejs2/helpers/esm/inherits";
 
-let Foo =
-/*#__PURE__*/
-function (_Bar) {
+let Foo = /*#__PURE__*/function (_Bar) {
   _inherits(Foo, _Bar);
 
   function Foo() {
diff --git a/packages/babel-plugin-transform-runtime/test/fixtures/use-options/corejs/output.mjs b/packages/babel-plugin-transform-runtime/test/fixtures/use-options/corejs/output.mjs
index 44f4d72a0409..7f703cd8fb61 100644
--- a/packages/babel-plugin-transform-runtime/test/fixtures/use-options/corejs/output.mjs
+++ b/packages/babel-plugin-transform-runtime/test/fixtures/use-options/corejs/output.mjs
@@ -3,9 +3,7 @@ import _possibleConstructorReturn from "@babel/runtime-corejs2/helpers/possibleC
 import _getPrototypeOf from "@babel/runtime-corejs2/helpers/getPrototypeOf";
 import _inherits from "@babel/runtime-corejs2/helpers/inherits";
 
-let Foo =
-/*#__PURE__*/
-function (_Bar) {
+let Foo = /*#__PURE__*/function (_Bar) {
   _inherits(Foo, _Bar);
 
   function Foo() {
diff --git a/packages/babel-plugin-transform-runtime/test/fixtures/use-options/useESModules-cjs-auto/output.js b/packages/babel-plugin-transform-runtime/test/fixtures/use-options/useESModules-cjs-auto/output.js
index 39882dcd466a..1fe45a6f6759 100644
--- a/packages/babel-plugin-transform-runtime/test/fixtures/use-options/useESModules-cjs-auto/output.js
+++ b/packages/babel-plugin-transform-runtime/test/fixtures/use-options/useESModules-cjs-auto/output.js
@@ -6,9 +6,7 @@ var _getPrototypeOf = require("@babel/runtime/helpers/getPrototypeOf");
 
 var _inherits = require("@babel/runtime/helpers/inherits");
 
-let Foo =
-/*#__PURE__*/
-function (_Bar) {
+let Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   _inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-transform-runtime/test/fixtures/use-options/useESModules-cjs/output.js b/packages/babel-plugin-transform-runtime/test/fixtures/use-options/useESModules-cjs/output.js
index 39882dcd466a..1fe45a6f6759 100644
--- a/packages/babel-plugin-transform-runtime/test/fixtures/use-options/useESModules-cjs/output.js
+++ b/packages/babel-plugin-transform-runtime/test/fixtures/use-options/useESModules-cjs/output.js
@@ -6,9 +6,7 @@ var _getPrototypeOf = require("@babel/runtime/helpers/getPrototypeOf");
 
 var _inherits = require("@babel/runtime/helpers/inherits");
 
-let Foo =
-/*#__PURE__*/
-function (_Bar) {
+let Foo = /*#__PURE__*/function (_Bar) {
   "use strict";
 
   _inherits(Foo, _Bar);
diff --git a/packages/babel-plugin-transform-runtime/test/fixtures/use-options/useESModules-mjs-auto/output.mjs b/packages/babel-plugin-transform-runtime/test/fixtures/use-options/useESModules-mjs-auto/output.mjs
index 0247fa0b5556..9c8d778efd78 100644
--- a/packages/babel-plugin-transform-runtime/test/fixtures/use-options/useESModules-mjs-auto/output.mjs
+++ b/packages/babel-plugin-transform-runtime/test/fixtures/use-options/useESModules-mjs-auto/output.mjs
@@ -3,9 +3,7 @@ import _possibleConstructorReturn from "@babel/runtime/helpers/esm/possibleConst
 import _getPrototypeOf from "@babel/runtime/helpers/esm/getPrototypeOf";
 import _inherits from "@babel/runtime/helpers/esm/inherits";
 
-let Foo =
-/*#__PURE__*/
-function (_Bar) {
+let Foo = /*#__PURE__*/function (_Bar) {
   _inherits(Foo, _Bar);
 
   function Foo() {
diff --git a/packages/babel-plugin-transform-runtime/test/fixtures/use-options/useESModules-mjs/output.mjs b/packages/babel-plugin-transform-runtime/test/fixtures/use-options/useESModules-mjs/output.mjs
index 0247fa0b5556..9c8d778efd78 100644
--- a/packages/babel-plugin-transform-runtime/test/fixtures/use-options/useESModules-mjs/output.mjs
+++ b/packages/babel-plugin-transform-runtime/test/fixtures/use-options/useESModules-mjs/output.mjs
@@ -3,9 +3,7 @@ import _possibleConstructorReturn from "@babel/runtime/helpers/esm/possibleConst
 import _getPrototypeOf from "@babel/runtime/helpers/esm/getPrototypeOf";
 import _inherits from "@babel/runtime/helpers/esm/inherits";
 
-let Foo =
-/*#__PURE__*/
-function (_Bar) {
+let Foo = /*#__PURE__*/function (_Bar) {
   _inherits(Foo, _Bar);
 
   function Foo() {
diff --git a/packages/babel-plugin-transform-typescript/test/fixtures/class/parameter-properties-with-class-and-super/output.js b/packages/babel-plugin-transform-typescript/test/fixtures/class/parameter-properties-with-class-and-super/output.js
index 0d266ddf94e6..34461a3c982f 100644
--- a/packages/babel-plugin-transform-typescript/test/fixtures/class/parameter-properties-with-class-and-super/output.js
+++ b/packages/babel-plugin-transform-typescript/test/fixtures/class/parameter-properties-with-class-and-super/output.js
@@ -10,9 +10,7 @@ function _inherits(subClass, superClass) { if (typeof superClass !== "function"
 
 function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
 
-let Employee =
-/*#__PURE__*/
-function (_Person) {
+let Employee = /*#__PURE__*/function (_Person) {
   "use strict";
 
   _inherits(Employee, _Person);
diff --git a/packages/babel-plugin-transform-typescript/test/fixtures/class/parameter-properties-with-class/output.js b/packages/babel-plugin-transform-typescript/test/fixtures/class/parameter-properties-with-class/output.js
index d59f465ff951..51dac97b4e31 100644
--- a/packages/babel-plugin-transform-typescript/test/fixtures/class/parameter-properties-with-class/output.js
+++ b/packages/babel-plugin-transform-typescript/test/fixtures/class/parameter-properties-with-class/output.js
@@ -1,8 +1,6 @@
 function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
 
-let Person =
-/*#__PURE__*/
-function () {
+let Person = /*#__PURE__*/function () {
   "use strict";
 
   function Person(name) {
diff --git a/packages/babel-preset-env/test/fixtures/corejs2/entry-shippedProposals/output.js b/packages/babel-preset-env/test/fixtures/corejs2/entry-shippedProposals/output.js
index 54c32b60fc2c..c70b52bf9a03 100644
--- a/packages/babel-preset-env/test/fixtures/corejs2/entry-shippedProposals/output.js
+++ b/packages/babel-preset-env/test/fixtures/corejs2/entry-shippedProposals/output.js
@@ -342,9 +342,7 @@ function agf() {
 }
 
 function _agf() {
-  _agf = _wrapAsyncGenerator(
-  /*#__PURE__*/
-  regeneratorRuntime.mark(function _callee() {
+  _agf = _wrapAsyncGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee() {
     return regeneratorRuntime.wrap(function _callee$(_context) {
       while (1) {
         switch (_context.prev = _context.next) {
diff --git a/packages/babel-preset-env/test/fixtures/corejs2/usage-regenerator-used-async/output.mjs b/packages/babel-preset-env/test/fixtures/corejs2/usage-regenerator-used-async/output.mjs
index db18b8bfe116..d6e9c55f3e2b 100644
--- a/packages/babel-preset-env/test/fixtures/corejs2/usage-regenerator-used-async/output.mjs
+++ b/packages/babel-preset-env/test/fixtures/corejs2/usage-regenerator-used-async/output.mjs
@@ -11,9 +11,7 @@ function a() {
 }
 
 function _a() {
-  _a = _asyncToGenerator(
-  /*#__PURE__*/
-  regeneratorRuntime.mark(function _callee() {
+  _a = _asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee() {
     return regeneratorRuntime.wrap(function _callee$(_context) {
       while (1) {
         switch (_context.prev = _context.next) {
diff --git a/packages/babel-preset-env/test/fixtures/corejs2/usage-regenerator-used-generator/output.mjs b/packages/babel-preset-env/test/fixtures/corejs2/usage-regenerator-used-generator/output.mjs
index ce5acd262e9f..62d15abf1f61 100644
--- a/packages/babel-preset-env/test/fixtures/corejs2/usage-regenerator-used-generator/output.mjs
+++ b/packages/babel-preset-env/test/fixtures/corejs2/usage-regenerator-used-generator/output.mjs
@@ -1,8 +1,6 @@
 import "regenerator-runtime/runtime";
 
-var _marked =
-/*#__PURE__*/
-regeneratorRuntime.mark(a);
+var _marked = /*#__PURE__*/regeneratorRuntime.mark(a);
 
 function a() {
   return regeneratorRuntime.wrap(function a$(_context) {
diff --git a/packages/babel-preset-env/test/fixtures/corejs2/usage-shippedProposals/output.js b/packages/babel-preset-env/test/fixtures/corejs2/usage-shippedProposals/output.js
index 53afb8206c83..0494407264d1 100644
--- a/packages/babel-preset-env/test/fixtures/corejs2/usage-shippedProposals/output.js
+++ b/packages/babel-preset-env/test/fixtures/corejs2/usage-shippedProposals/output.js
@@ -74,9 +74,7 @@ function agf() {
 }
 
 function _agf() {
-  _agf = _wrapAsyncGenerator(
-  /*#__PURE__*/
-  regeneratorRuntime.mark(function _callee() {
+  _agf = _wrapAsyncGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee() {
     return regeneratorRuntime.wrap(function _callee$(_context) {
       while (1) {
         switch (_context.prev = _context.next) {
diff --git a/packages/babel-preset-env/test/fixtures/corejs3/usage-regenerator-used-async/output.mjs b/packages/babel-preset-env/test/fixtures/corejs3/usage-regenerator-used-async/output.mjs
index 5663fd906a75..a878be5c4097 100644
--- a/packages/babel-preset-env/test/fixtures/corejs3/usage-regenerator-used-async/output.mjs
+++ b/packages/babel-preset-env/test/fixtures/corejs3/usage-regenerator-used-async/output.mjs
@@ -11,9 +11,7 @@ function a() {
 }
 
 function _a() {
-  _a = _asyncToGenerator(
-  /*#__PURE__*/
-  regeneratorRuntime.mark(function _callee() {
+  _a = _asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee() {
     return regeneratorRuntime.wrap(function _callee$(_context) {
       while (1) {
         switch (_context.prev = _context.next) {
diff --git a/packages/babel-preset-env/test/fixtures/corejs3/usage-regenerator-used-generator/output.mjs b/packages/babel-preset-env/test/fixtures/corejs3/usage-regenerator-used-generator/output.mjs
index ce5acd262e9f..62d15abf1f61 100644
--- a/packages/babel-preset-env/test/fixtures/corejs3/usage-regenerator-used-generator/output.mjs
+++ b/packages/babel-preset-env/test/fixtures/corejs3/usage-regenerator-used-generator/output.mjs
@@ -1,8 +1,6 @@
 import "regenerator-runtime/runtime";
 
-var _marked =
-/*#__PURE__*/
-regeneratorRuntime.mark(a);
+var _marked = /*#__PURE__*/regeneratorRuntime.mark(a);
 
 function a() {
   return regeneratorRuntime.wrap(function a$(_context) {
diff --git a/packages/babel-preset-env/test/fixtures/plugins-integration/issue-7527/output.js b/packages/babel-preset-env/test/fixtures/plugins-integration/issue-7527/output.js
index e5987724ed71..e7cd33a7d905 100644
--- a/packages/babel-preset-env/test/fixtures/plugins-integration/issue-7527/output.js
+++ b/packages/babel-preset-env/test/fixtures/plugins-integration/issue-7527/output.js
@@ -22,9 +22,7 @@ function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || func
 
 function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
 
-var MyDate =
-/*#__PURE__*/
-function (_Date) {
+var MyDate = /*#__PURE__*/function (_Date) {
   _inherits(MyDate, _Date);
 
   function MyDate(time) {
diff --git a/packages/babel-preset-env/test/fixtures/preset-options/shippedProposals/output.js b/packages/babel-preset-env/test/fixtures/preset-options/shippedProposals/output.js
index 36fd231345ab..98267bac25f8 100644
--- a/packages/babel-preset-env/test/fixtures/preset-options/shippedProposals/output.js
+++ b/packages/babel-preset-env/test/fixtures/preset-options/shippedProposals/output.js
@@ -44,9 +44,7 @@ function agf() {
 }
 
 function _agf() {
-  _agf = _wrapAsyncGenerator(
-  /*#__PURE__*/
-  regeneratorRuntime.mark(function _callee() {
+  _agf = _wrapAsyncGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee() {
     return regeneratorRuntime.wrap(function _callee$(_context) {
       while (1) {
         switch (_context.prev = _context.next) {