Mark class prototype as read-only (#12115)

* initial code 2 fix the issue #2025

* Mark class prototype as read-only

* Update fixtures

* Fix failure

* Update Babel 8 fixtures

* Disable in loose mode

* Update fixtures

Co-authored-by: Nicolò Ribaudo <nicolo.ribaudo@gmail.com>

packages/babel-cli/test/fixtures/babel-external-helpers/--whitelist/stdout.txt

@@ -14,6 +14,9 @@
   function _createClass(Constructor, protoProps, staticProps) {
     if (protoProps) _defineProperties(Constructor.prototype, protoProps);
     if (staticProps) _defineProperties(Constructor, staticProps);
+    Object.defineProperty(Constructor, "prototype", {
+      writable: false
+    });
     return Constructor;
   }
 

packages/babel-core/test/fixtures/transformation/misc/regression-1155/output.js

@@ -16,5 +16,5 @@ var Foo = /*#__PURE__*/function (_Bar) {
     return _super.call(this, parentOptions);
   }
 
-  return Foo;
+  return babelHelpers.createClass(Foo);
 }(Bar);

packages/babel-helpers/src/helpers.ts

@@ -223,6 +223,7 @@ helpers.createClass = helper("7.0.0-beta.0")`
   export default function _createClass(Constructor, protoProps, staticProps) {
     if (protoProps) _defineProperties(Constructor.prototype, protoProps);
     if (staticProps) _defineProperties(Constructor, staticProps);
+    Object.defineProperty(Constructor, "prototype", { writable: false });
     return Constructor;
   }
 `;
@@ -334,12 +335,15 @@ helpers.inherits = helper("7.0.0-beta.0")`
     if (typeof superClass !== "function" && superClass !== null) {
       throw new TypeError("Super expression must either be null or a function");
     }
-    subClass.prototype = Object.create(superClass && superClass.prototype, {
+    Object.defineProperty(subClass, "prototype", {
-      constructor: {
+      value: Object.create(superClass && superClass.prototype, {
-        value: subClass,
+        constructor: {
-        writable: true,
+          value: subClass,
-        configurable: true
+          writable: true,
-      }
+          configurable: true
+        }
+      }),
+      writable: false,
     });
     if (superClass) setPrototypeOf(subClass, superClass);
   }

packages/babel-plugin-proposal-class-properties/test/fixtures/assumption-setPublicClassFields/foobar/output.js

@@ -18,5 +18,5 @@ var Child = /*#__PURE__*/function (_Parent) {
     return _this;
   }
 
-  return Child;
+  return babelHelpers.createClass(Child);
 }(Parent);

packages/babel-plugin-proposal-class-properties/test/fixtures/decorators-legacy-interop/local-define-property/output.js

@@ -5,14 +5,14 @@ function dec() {} // Create a local function binding so babel has to change the
 
 function _defineProperty() {}
 
-let A = (_class = function A() {
+let A = (_class = /*#__PURE__*/babelHelpers.createClass(function A() {
   "use strict";
 
   babelHelpers.classCallCheck(this, A);
   babelHelpers.initializerDefineProperty(this, "a", _descriptor, this);
   babelHelpers.initializerDefineProperty(this, "b", _descriptor2, this);
   babelHelpers.defineProperty(this, "c", 456);
-}, (_descriptor = babelHelpers.applyDecoratedDescriptor(_class.prototype, "a", [dec], {
+}), (_descriptor = babelHelpers.applyDecoratedDescriptor(_class.prototype, "a", [dec], {
   configurable: true,
   enumerable: true,
   writable: true,

packages/babel-plugin-proposal-class-properties/test/fixtures/decorators-legacy-interop/loose/output.js

@@ -2,14 +2,14 @@ var _class, _descriptor, _descriptor2;
 
 function dec() {}
 
-let A = (_class = function A() {
+let A = (_class = /*#__PURE__*/babelHelpers.createClass(function A() {
   "use strict";
 
   babelHelpers.classCallCheck(this, A);
   babelHelpers.initializerDefineProperty(this, "a", _descriptor, this);
   babelHelpers.initializerDefineProperty(this, "b", _descriptor2, this);
   this.c = 456;
-}, (_descriptor = babelHelpers.applyDecoratedDescriptor(_class.prototype, "a", [dec], {
+}), (_descriptor = babelHelpers.applyDecoratedDescriptor(_class.prototype, "a", [dec], {
   configurable: true,
   enumerable: true,
   writable: true,

packages/babel-plugin-proposal-class-properties/test/fixtures/decorators-legacy-interop/strict/output.js

@@ -2,14 +2,14 @@ var _class, _descriptor, _descriptor2;
 
 function dec() {}
 
-let A = (_class = function A() {
+let A = (_class = /*#__PURE__*/babelHelpers.createClass(function A() {
   "use strict";
 
   babelHelpers.classCallCheck(this, A);
   babelHelpers.initializerDefineProperty(this, "a", _descriptor, this);
   babelHelpers.initializerDefineProperty(this, "b", _descriptor2, this);
   babelHelpers.defineProperty(this, "c", 456);
-}, (_descriptor = babelHelpers.applyDecoratedDescriptor(_class.prototype, "a", [dec], {
+}), (_descriptor = babelHelpers.applyDecoratedDescriptor(_class.prototype, "a", [dec], {
   configurable: true,
   enumerable: true,
   writable: true,

packages/babel-plugin-proposal-class-properties/test/fixtures/nested-class/super-call-in-key/output.js

@@ -1,6 +1,6 @@
 "use strict";
 
-let Hello = function Hello() {
+let Hello = /*#__PURE__*/babelHelpers.createClass(function Hello() {
   babelHelpers.classCallCheck(this, Hello);
   return {
     toString() {
@@ -8,7 +8,7 @@ let Hello = function Hello() {
     }
 
   };
-};
+});
 
 let Outer = /*#__PURE__*/function (_Hello) {
   babelHelpers.inherits(Outer, _Hello);
@@ -22,16 +22,14 @@ let Outer = /*#__PURE__*/function (_Hello) {
 
     babelHelpers.classCallCheck(this, Outer);
     _this2 = _this = _super.call(this);
-
+    let Inner = /*#__PURE__*/babelHelpers.createClass(function Inner() {
-    let Inner = function Inner() {
       babelHelpers.classCallCheck(this, Inner);
       babelHelpers.defineProperty(this, _this2, "hello");
-    };
+    });
-
     return babelHelpers.possibleConstructorReturn(_this, new Inner());
   }
 
-  return Outer;
+  return babelHelpers.createClass(Outer);
 }(Hello);
 
 expect(new Outer().hello).toBe('hello');

packages/babel-plugin-proposal-class-properties/test/fixtures/nested-class/super-property-in-key/output.js

@@ -27,16 +27,14 @@ let Outer = /*#__PURE__*/function (_Hello) {
     babelHelpers.classCallCheck(this, Outer);
     _this = _super.call(this);
     _babelHelpers$get$cal = babelHelpers.get((_thisSuper = babelHelpers.assertThisInitialized(_this), babelHelpers.getPrototypeOf(Outer.prototype)), "toString", _thisSuper).call(_thisSuper);
-
+    let Inner = /*#__PURE__*/babelHelpers.createClass(function Inner() {
-    let Inner = function Inner() {
       babelHelpers.classCallCheck(this, Inner);
       babelHelpers.defineProperty(this, _babelHelpers$get$cal, 'hello');
-    };
+    });
-
     return babelHelpers.possibleConstructorReturn(_this, new Inner());
   }
 
-  return Outer;
+  return babelHelpers.createClass(Outer);
 }(Hello);
 
 expect(new Outer().hello).toBe('hello');

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/constructor-collision/output.js

@@ -2,7 +2,7 @@ var foo = "bar";
 
 var _bar = /*#__PURE__*/babelHelpers.classPrivateFieldLooseKey("bar");
 
-var Foo = function Foo() {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -11,4 +11,4 @@ var Foo = function Foo() {
     value: foo
   });
   var _foo = "foo";
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/declaration-order/output.js

@@ -1,6 +1,6 @@
 var _x = /*#__PURE__*/babelHelpers.classPrivateFieldLooseKey("x");
 
-var C = function C() {
+var C = /*#__PURE__*/babelHelpers.createClass(function C() {
   "use strict";
 
   babelHelpers.classCallCheck(this, C);
@@ -9,8 +9,7 @@ var C = function C() {
     writable: true,
     value: void 0
   });
-};
+});
-
 expect(() => {
   new C();
 }).toThrow();

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/derived-multiple-supers/output.js

@@ -29,5 +29,5 @@ var Foo = /*#__PURE__*/function (_Bar) {
     return babelHelpers.possibleConstructorReturn(_this);
   }
 
-  return Foo;
+  return babelHelpers.createClass(Foo);
 }(Bar);

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/derived/output.js

@@ -1,6 +1,6 @@
 var _prop = /*#__PURE__*/babelHelpers.classPrivateFieldLooseKey("prop");
 
-var Foo = function Foo() {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -8,7 +8,7 @@ var Foo = function Foo() {
     writable: true,
     value: "foo"
   });
-};
+});
 
 var _prop2 = /*#__PURE__*/babelHelpers.classPrivateFieldLooseKey("prop");
 
@@ -31,5 +31,5 @@ var Bar = /*#__PURE__*/function (_Foo) {
     return _this;
   }
 
-  return Bar;
+  return babelHelpers.createClass(Bar);
 }(Foo);

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/destructuring-array-pattern-1/output.js

@@ -1,6 +1,6 @@
 var _client = /*#__PURE__*/babelHelpers.classPrivateFieldLooseKey("client");
 
-var Foo = function Foo(props) {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo(props) {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -10,4 +10,4 @@ var Foo = function Foo(props) {
   });
   babelHelpers.classPrivateFieldLooseBase(this, _client)[_client] = 1;
   [this.x = babelHelpers.classPrivateFieldLooseBase(this, _client)[_client], babelHelpers.classPrivateFieldLooseBase(this, _client)[_client], this.y = babelHelpers.classPrivateFieldLooseBase(this, _client)[_client]] = props;
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/destructuring-array-pattern-2/output.js

@@ -1,6 +1,6 @@
 var _client = /*#__PURE__*/babelHelpers.classPrivateFieldLooseKey("client");
 
-var Foo = function Foo(props) {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo(props) {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -9,4 +9,4 @@ var Foo = function Foo(props) {
     value: void 0
   });
   [x, ...babelHelpers.classPrivateFieldLooseBase(this, _client)[_client]] = props;
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/destructuring-array-pattern-3/output.js

@@ -1,6 +1,6 @@
 var _client = /*#__PURE__*/babelHelpers.classPrivateFieldLooseKey("client");
 
-var Foo = function Foo(props) {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo(props) {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -9,4 +9,4 @@ var Foo = function Foo(props) {
     value: void 0
   });
   [babelHelpers.classPrivateFieldLooseBase(this, _client)[_client] = 5] = props;
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/destructuring-array-pattern-static/output.js

@@ -1,12 +1,11 @@
 var _client = /*#__PURE__*/babelHelpers.classPrivateFieldLooseKey("client");
 
-var Foo = function Foo(props) {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo(props) {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
   [babelHelpers.classPrivateFieldLooseBase(Foo, _client)[_client]] = props;
-};
+});
-
 Object.defineProperty(Foo, _client, {
   writable: true,
   value: void 0

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/destructuring-array-pattern/output.js

@@ -1,6 +1,6 @@
 var _client = /*#__PURE__*/babelHelpers.classPrivateFieldLooseKey("client");
 
-var Foo = function Foo(props) {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo(props) {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -9,4 +9,4 @@ var Foo = function Foo(props) {
     value: void 0
   });
   [babelHelpers.classPrivateFieldLooseBase(this, _client)[_client]] = props;
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/destructuring-object-pattern-1/output.js

@@ -1,6 +1,6 @@
 var _client = /*#__PURE__*/babelHelpers.classPrivateFieldLooseKey("client");
 
-var Foo = function Foo(props) {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo(props) {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -14,4 +14,4 @@ var Foo = function Foo(props) {
     y: babelHelpers.classPrivateFieldLooseBase(this, _client)[_client],
     z: this.z = babelHelpers.classPrivateFieldLooseBase(this, _client)[_client]
   } = props);
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/destructuring-object-pattern-2/output.js

@@ -1,6 +1,6 @@
 var _client = /*#__PURE__*/babelHelpers.classPrivateFieldLooseKey("client");
 
-var Foo = function Foo(props) {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo(props) {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -12,4 +12,4 @@ var Foo = function Foo(props) {
     x,
     ...babelHelpers.classPrivateFieldLooseBase(this, _client)[_client]
   } = props);
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/destructuring-object-pattern-3/output.js

@@ -1,6 +1,6 @@
 var _client = /*#__PURE__*/babelHelpers.classPrivateFieldLooseKey("client");
 
-var Foo = function Foo(props) {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo(props) {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -11,4 +11,4 @@ var Foo = function Foo(props) {
   ({
     client: babelHelpers.classPrivateFieldLooseBase(this, _client)[_client] = 5
   } = props);
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/destructuring-object-pattern-static/output.js

@@ -1,14 +1,13 @@
 var _client = /*#__PURE__*/babelHelpers.classPrivateFieldLooseKey("client");
 
-var Foo = function Foo(props) {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo(props) {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
   ({
     client: babelHelpers.classPrivateFieldLooseBase(Foo, _client)[_client]
   } = props);
-};
+});
-
 Object.defineProperty(Foo, _client, {
   writable: true,
   value: void 0

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/destructuring-object-pattern/output.js

@@ -1,6 +1,6 @@
 var _client = /*#__PURE__*/babelHelpers.classPrivateFieldLooseKey("client");
 
-var Foo = function Foo(props) {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo(props) {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -11,4 +11,4 @@ var Foo = function Foo(props) {
   ({
     client: babelHelpers.classPrivateFieldLooseBase(this, _client)[_client]
   } = props);
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/extracted-this/output.js

@@ -4,7 +4,7 @@ var _bar = /*#__PURE__*/babelHelpers.classPrivateFieldLooseKey("bar");
 
 var _baz = /*#__PURE__*/babelHelpers.classPrivateFieldLooseKey("baz");
 
-var Foo = function Foo(_foo) {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo(_foo) {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -16,4 +16,4 @@ var Foo = function Foo(_foo) {
     writable: true,
     value: foo
   });
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/foobar/output.js

@@ -21,5 +21,5 @@ let Child = /*#__PURE__*/function (_Parent) {
     return _this;
   }
 
-  return Child;
+  return babelHelpers.createClass(Child);
 }(Parent);

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/instance-undefined/output.js

@@ -1,6 +1,6 @@
 var _bar = /*#__PURE__*/babelHelpers.classPrivateFieldLooseKey("bar");
 
-var Foo = function Foo() {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -8,4 +8,4 @@ var Foo = function Foo() {
     writable: true,
     value: void 0
   });
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/instance/output.js

@@ -1,6 +1,6 @@
 var _bar = /*#__PURE__*/babelHelpers.classPrivateFieldLooseKey("bar");
 
-var Foo = function Foo() {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -8,4 +8,4 @@ var Foo = function Foo() {
     writable: true,
     value: "foo"
   });
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/multiple/output.js

@@ -2,7 +2,7 @@ var _x = /*#__PURE__*/babelHelpers.classPrivateFieldLooseKey("x");
 
 var _y = /*#__PURE__*/babelHelpers.classPrivateFieldLooseKey("y");
 
-var Foo = function Foo() {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -14,4 +14,4 @@ var Foo = function Foo() {
     writable: true,
     value: babelHelpers.classPrivateFieldLooseBase(this, _x)[_x]
   });
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/nested-class-extends-computed-redeclared/output.js

@@ -37,7 +37,7 @@ var Foo = /*#__PURE__*/function () {
           return _this;
         }
 
-        return Nested;
+        return babelHelpers.createClass(Nested);
       }((_foo3 = /*#__PURE__*/babelHelpers.classPrivateFieldLooseKey("foo"), _babelHelpers$classPr = babelHelpers.classPrivateFieldLooseBase(this, _foo3)[_foo3], /*#__PURE__*/function () {
         function _class2() {
           babelHelpers.classCallCheck(this, _class2);
@@ -48,7 +48,7 @@ var Foo = /*#__PURE__*/function () {
           this[_babelHelpers$classPr] = 2;
         }
 
-        return _class2;
+        return babelHelpers.createClass(_class2);
       }()));
     }
   }]);

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/nested-class-extends-computed/output.js

@@ -35,14 +35,14 @@ var Foo = /*#__PURE__*/function () {
           return _this;
         }
 
-        return Nested;
+        return babelHelpers.createClass(Nested);
       }((_babelHelpers$classPr = babelHelpers.classPrivateFieldLooseBase(this, _foo)[_foo], /*#__PURE__*/function () {
         function _class2() {
           babelHelpers.classCallCheck(this, _class2);
           this[_babelHelpers$classPr] = 2;
         }
 
-        return _class2;
+        return babelHelpers.createClass(_class2);
       }()));
     }
   }]);

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/private-in-derived/output.js

@@ -1,6 +1,6 @@
 var _outer = /*#__PURE__*/babelHelpers.classPrivateFieldLooseKey("outer");
 
-var Outer = function Outer() {
+var Outer = /*#__PURE__*/babelHelpers.createClass(function Outer() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Outer);
@@ -19,6 +19,6 @@ var Outer = function Outer() {
       return _super.apply(this, arguments);
     }
 
-    return Test;
+    return babelHelpers.createClass(Test);
   }(babelHelpers.classPrivateFieldLooseBase(this, _outer)[_outer]);
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/reference-in-other-property/output.js

@@ -4,7 +4,7 @@ var _private = /*#__PURE__*/babelHelpers.classPrivateFieldLooseKey("private");
 
 var _four = /*#__PURE__*/babelHelpers.classPrivateFieldLooseKey("four");
 
-var Foo = function Foo() {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -22,4 +22,4 @@ var Foo = function Foo() {
     writable: true,
     value: babelHelpers.classPrivateFieldLooseBase(this, _private)[_private]
   });
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/static-this/output.js

@@ -2,12 +2,11 @@ var _self = /*#__PURE__*/babelHelpers.classPrivateFieldLooseKey("self");
 
 var _getA = /*#__PURE__*/babelHelpers.classPrivateFieldLooseKey("getA");
 
-var A = function A() {
+var A = /*#__PURE__*/babelHelpers.createClass(function A() {
   "use strict";
 
   babelHelpers.classCallCheck(this, A);
-};
+});
-
 Object.defineProperty(A, _self, {
   writable: true,
   value: A

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/super-expression/output.js

@@ -18,5 +18,5 @@ var Foo = /*#__PURE__*/function (_Bar) {
     return _this;
   }
 
-  return Foo;
+  return babelHelpers.createClass(Foo);
 }(Bar);

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/super-statement/output.js

@@ -19,5 +19,5 @@ var Foo = /*#__PURE__*/function (_Bar) {
     return _this;
   }
 
-  return Foo;
+  return babelHelpers.createClass(Foo);
 }(Bar);

packages/babel-plugin-proposal-class-properties/test/fixtures/private/constructor-collision/output.js

@@ -2,7 +2,7 @@ var foo = "bar";
 
 var _bar = /*#__PURE__*/new WeakMap();
 
-var Foo = function Foo() {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -11,4 +11,4 @@ var Foo = function Foo() {
     value: foo
   });
   var _foo = "foo";
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private/declaration-order/output.js

@@ -1,6 +1,6 @@
 var _x = /*#__PURE__*/new WeakMap();
 
-var C = function C() {
+var C = /*#__PURE__*/babelHelpers.createClass(function C() {
   "use strict";
 
   babelHelpers.classCallCheck(this, C);
@@ -9,8 +9,7 @@ var C = function C() {
     writable: true,
     value: void 0
   });
-};
+});
-
 expect(() => {
   new C();
 }).toThrow();

packages/babel-plugin-proposal-class-properties/test/fixtures/private/derived-multiple-supers/output.js

@@ -29,5 +29,5 @@ var Foo = /*#__PURE__*/function (_Bar) {
     return babelHelpers.possibleConstructorReturn(_this);
   }
 
-  return Foo;
+  return babelHelpers.createClass(Foo);
 }(Bar);

packages/babel-plugin-proposal-class-properties/test/fixtures/private/derived/output.js

@@ -1,6 +1,6 @@
 var _prop = /*#__PURE__*/new WeakMap();
 
-var Foo = function Foo() {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -8,7 +8,7 @@ var Foo = function Foo() {
     writable: true,
     value: "foo"
   });
-};
+});
 
 var _prop2 = /*#__PURE__*/new WeakMap();
 
@@ -31,5 +31,5 @@ var Bar = /*#__PURE__*/function (_Foo) {
     return _this;
   }
 
-  return Bar;
+  return babelHelpers.createClass(Bar);
 }(Foo);

packages/babel-plugin-proposal-class-properties/test/fixtures/private/destructuring-array-pattern-1/output.js

@@ -1,6 +1,6 @@
 var _client = /*#__PURE__*/new WeakMap();
 
-var Foo = function Foo(props) {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo(props) {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -10,4 +10,4 @@ var Foo = function Foo(props) {
   });
   babelHelpers.classPrivateFieldSet(this, _client, 1);
   [this.x = babelHelpers.classPrivateFieldGet(this, _client), babelHelpers.classPrivateFieldDestructureSet(this, _client).value, this.y = babelHelpers.classPrivateFieldGet(this, _client)] = props;
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private/destructuring-array-pattern-2/output.js

@@ -1,6 +1,6 @@
 var _client = /*#__PURE__*/new WeakMap();
 
-var Foo = function Foo(props) {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo(props) {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -9,4 +9,4 @@ var Foo = function Foo(props) {
     value: void 0
   });
   [x, ...babelHelpers.classPrivateFieldDestructureSet(this, _client).value] = props;
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private/destructuring-array-pattern-3/output.js

@@ -1,6 +1,6 @@
 var _client = /*#__PURE__*/new WeakMap();
 
-var Foo = function Foo(props) {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo(props) {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -9,4 +9,4 @@ var Foo = function Foo(props) {
     value: void 0
   });
   [babelHelpers.classPrivateFieldDestructureSet(this, _client).value = 5] = props;
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private/destructuring-array-pattern-static/output.js

@@ -1,10 +1,9 @@
-var Foo = function Foo(props) {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo(props) {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
   [babelHelpers.classStaticPrivateFieldDestructureSet(Foo, Foo, _client).value] = props;
-};
+});
-
 var _client = {
   writable: true,
   value: void 0

packages/babel-plugin-proposal-class-properties/test/fixtures/private/destructuring-array-pattern/output.js

@@ -1,6 +1,6 @@
 var _client = /*#__PURE__*/new WeakMap();
 
-var Foo = function Foo(props) {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo(props) {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -9,4 +9,4 @@ var Foo = function Foo(props) {
     value: void 0
   });
   [babelHelpers.classPrivateFieldDestructureSet(this, _client).value] = props;
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private/destructuring-object-pattern-1/output.js

@@ -1,6 +1,6 @@
 var _client = /*#__PURE__*/new WeakMap();
 
-var Foo = function Foo(props) {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo(props) {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -14,4 +14,4 @@ var Foo = function Foo(props) {
     y: babelHelpers.classPrivateFieldDestructureSet(this, _client).value,
     z: this.z = babelHelpers.classPrivateFieldGet(this, _client)
   } = props);
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private/destructuring-object-pattern-2/output.js

@@ -1,6 +1,6 @@
 var _client = /*#__PURE__*/new WeakMap();
 
-var Foo = function Foo(props) {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo(props) {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -12,4 +12,4 @@ var Foo = function Foo(props) {
     x,
     ...babelHelpers.classPrivateFieldDestructureSet(this, _client).value
   } = props);
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private/destructuring-object-pattern-3/output.js

@@ -1,6 +1,6 @@
 var _client = /*#__PURE__*/new WeakMap();
 
-var Foo = function Foo(props) {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo(props) {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -11,4 +11,4 @@ var Foo = function Foo(props) {
   ({
     x: babelHelpers.classPrivateFieldDestructureSet(this, _client).value = 5
   } = props);
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private/destructuring-object-pattern-static/output.js

@@ -1,12 +1,11 @@
-var Foo = function Foo(props) {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo(props) {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
   ({
     client: babelHelpers.classStaticPrivateFieldDestructureSet(Foo, Foo, _client).value
   } = props);
-};
+});
-
 var _client = {
   writable: true,
   value: void 0

packages/babel-plugin-proposal-class-properties/test/fixtures/private/destructuring-object-pattern/output.js

@@ -1,6 +1,6 @@
 var _client = /*#__PURE__*/new WeakMap();
 
-var Foo = function Foo(props) {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo(props) {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -11,4 +11,4 @@ var Foo = function Foo(props) {
   ({
     client: babelHelpers.classPrivateFieldDestructureSet(this, _client).value
   } = props);
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private/extracted-this/output.js

@@ -4,7 +4,7 @@ var _bar = /*#__PURE__*/new WeakMap();
 
 var _baz = /*#__PURE__*/new WeakMap();
 
-var Foo = function Foo(_foo) {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo(_foo) {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -16,4 +16,4 @@ var Foo = function Foo(_foo) {
     writable: true,
     value: foo
   });
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private/foobar/output.js

@@ -21,5 +21,5 @@ var Child = /*#__PURE__*/function (_Parent) {
     return _this;
   }
 
-  return Child;
+  return babelHelpers.createClass(Child);
 }(Parent);

packages/babel-plugin-proposal-class-properties/test/fixtures/private/instance-undefined/output.js

@@ -1,6 +1,6 @@
 var _bar = /*#__PURE__*/new WeakMap();
 
-var Foo = function Foo() {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -8,4 +8,4 @@ var Foo = function Foo() {
     writable: true,
     value: void 0
   });
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private/instance/output.js

@@ -1,6 +1,6 @@
 var _bar = /*#__PURE__*/new WeakMap();
 
-var Foo = function Foo() {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -8,4 +8,4 @@ var Foo = function Foo() {
     writable: true,
     value: "foo"
   });
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private/multiple/output.js

@@ -2,7 +2,7 @@ var _x = /*#__PURE__*/new WeakMap();
 
 var _y = /*#__PURE__*/new WeakMap();
 
-var Foo = function Foo() {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -14,4 +14,4 @@ var Foo = function Foo() {
     writable: true,
     value: babelHelpers.classPrivateFieldGet(this, _x)
   });
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private/nested-class-extends-computed-redeclared/output.js

@@ -37,7 +37,7 @@ var Foo = /*#__PURE__*/function () {
           return _this;
         }
 
-        return Nested;
+        return babelHelpers.createClass(Nested);
       }((_foo3 = /*#__PURE__*/new WeakMap(), _babelHelpers$classPr = babelHelpers.classPrivateFieldGet(this, _foo3), /*#__PURE__*/function () {
         function _class2() {
           babelHelpers.classCallCheck(this, _class2);
@@ -48,7 +48,7 @@ var Foo = /*#__PURE__*/function () {
           babelHelpers.defineProperty(this, _babelHelpers$classPr, 2);
         }
 
-        return _class2;
+        return babelHelpers.createClass(_class2);
       }()));
     }
   }]);

packages/babel-plugin-proposal-class-properties/test/fixtures/private/nested-class-extends-computed/output.js

@@ -35,14 +35,14 @@ var Foo = /*#__PURE__*/function () {
           return _this;
         }
 
-        return Nested;
+        return babelHelpers.createClass(Nested);
       }((_babelHelpers$classPr = babelHelpers.classPrivateFieldGet(this, _foo), /*#__PURE__*/function () {
         function _class2() {
           babelHelpers.classCallCheck(this, _class2);
           babelHelpers.defineProperty(this, _babelHelpers$classPr, 2);
         }
 
-        return _class2;
+        return babelHelpers.createClass(_class2);
       }()));
     }
   }]);

packages/babel-plugin-proposal-class-properties/test/fixtures/private/private-in-derived/output.js

@@ -1,6 +1,6 @@
 var _outer = /*#__PURE__*/new WeakMap();
 
-var Outer = function Outer() {
+var Outer = /*#__PURE__*/babelHelpers.createClass(function Outer() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Outer);
@@ -19,6 +19,6 @@ var Outer = function Outer() {
       return _super.apply(this, arguments);
     }
 
-    return Test;
+    return babelHelpers.createClass(Test);
   }(babelHelpers.classPrivateFieldGet(this, _outer));
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private/reference-in-other-property/output.js

@@ -4,7 +4,7 @@ var _private = /*#__PURE__*/new WeakMap();
 
 var _four = /*#__PURE__*/new WeakMap();
 
-var Foo = function Foo() {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
@@ -22,4 +22,4 @@ var Foo = function Foo() {
     writable: true,
     value: babelHelpers.classPrivateFieldGet(this, _private)
   });
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/private/static-this/output.js

@@ -1,9 +1,8 @@
-var A = function A() {
+var A = /*#__PURE__*/babelHelpers.createClass(function A() {
   "use strict";
 
   babelHelpers.classCallCheck(this, A);
-};
+});
-
 var _self = {
   writable: true,
   value: A

packages/babel-plugin-proposal-class-properties/test/fixtures/private/super-call/output.js

@@ -35,5 +35,5 @@ var B = /*#__PURE__*/function (_A) {
     return _this;
   }
 
-  return B;
+  return babelHelpers.createClass(B);
 }(A);

packages/babel-plugin-proposal-class-properties/test/fixtures/private/super-expression/output.js

@@ -18,5 +18,5 @@ var Foo = /*#__PURE__*/function (_Bar) {
     return _this;
   }
 
-  return Foo;
+  return babelHelpers.createClass(Foo);
 }(Bar);

packages/babel-plugin-proposal-class-properties/test/fixtures/private/super-statement/output.js

@@ -19,5 +19,5 @@ var Foo = /*#__PURE__*/function (_Bar) {
     return _this;
   }
 
-  return Foo;
+  return babelHelpers.createClass(Foo);
 }(Bar);

packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/constructor-collision/output.js

@@ -1,12 +1,10 @@
 var foo = "bar";
-
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo() {
-var Foo = function Foo() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
   this.bar = foo;
   var _foo = "foo";
   var baz = "baz";
-};
+});
-
 Foo.bar = baz;

packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/derived/output.js

@@ -14,5 +14,5 @@ var Foo = /*#__PURE__*/function (_Bar) {
     return _this;
   }
 
-  return Foo;
+  return babelHelpers.createClass(Foo);
 }(Bar);

packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/foobar/output.js

@@ -18,5 +18,5 @@ let Child = /*#__PURE__*/function (_Parent) {
     return _this;
   }
 
-  return Child;
+  return babelHelpers.createClass(Child);
 }(Parent);

packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/instance-computed/output.js

@@ -2,14 +2,12 @@ function test(x) {
   var _x;
 
   _x = x;
-
+  var F = /*#__PURE__*/babelHelpers.createClass(function F() {
-  var F = function F() {
     "use strict";
 
     babelHelpers.classCallCheck(this, F);
     this[_x] = 1;
-  };
+  });
-
   x = 'deadbeef';
   expect(new F().foo).toBe(1);
   x = 'wrong';

packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/instance-undefined/output.js

@@ -1,6 +1,6 @@
-var Foo = function Foo() {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
   this.bar = void 0;
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/instance/output.js

@@ -1,6 +1,6 @@
-var Foo = function Foo() {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
   this.bar = "foo";
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/regression-T2983/output.mjs

@@ -1,12 +1,12 @@
 var _class, _temp;
 
-call((_temp = _class = function _class() {
+call((_temp = _class = /*#__PURE__*/babelHelpers.createClass(function _class() {
   babelHelpers.classCallCheck(this, _class);
-}, _class.test = true, _temp));
+}), _class.test = true, _temp));
 
-var _default = function _default() {
+var _default = /*#__PURE__*/babelHelpers.createClass(function _default() {
   babelHelpers.classCallCheck(this, _default);
-};
+});
 
 _default.test = true;
 export { _default as default };

packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/regression-T6719/output.js

@@ -13,7 +13,7 @@ function withContext(ComposedComponent) {
       return _super.apply(this, arguments);
     }
 
-    return WithContext;
+    return babelHelpers.createClass(WithContext);
   }(Component), _class.propTypes = {
     context: PropTypes.shape({
       addCss: PropTypes.func,

packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/static-export/output.mjs

@@ -1,11 +1,9 @@
-export var MyClass = function MyClass() {
+export var MyClass = /*#__PURE__*/babelHelpers.createClass(function MyClass() {
   babelHelpers.classCallCheck(this, MyClass);
-};
+});
 MyClass.property = value;
-
+var MyClass2 = /*#__PURE__*/babelHelpers.createClass(function MyClass2() {
-var MyClass2 = function MyClass2() {
   babelHelpers.classCallCheck(this, MyClass2);
-};
+});
-
 MyClass2.property = value;
 export { MyClass2 as default };

packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/static-infer-name/output.js

@@ -1,7 +1,7 @@
 var _class, _temp;
 
-var Foo = (_temp = _class = function Foo() {
+var Foo = (_temp = _class = /*#__PURE__*/babelHelpers.createClass(function Foo() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
-}, _class.num = 0, _temp);
+}), _class.num = 0, _temp);

packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/static-super/output.js

@@ -1,9 +1,8 @@
-var A = function A() {
+var A = /*#__PURE__*/babelHelpers.createClass(function A() {
   "use strict";
 
   babelHelpers.classCallCheck(this, A);
-};
+});
-
 A.prop = 1;
 
 var B = /*#__PURE__*/function (_A) {
@@ -18,7 +17,7 @@ var B = /*#__PURE__*/function (_A) {
     return _super.apply(this, arguments);
   }
 
-  return B;
+  return babelHelpers.createClass(B);
 }(A);
 
 B.prop = 2;

packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/static-this/output.js

@@ -1,9 +1,8 @@
-var A = function A() {
+var A = /*#__PURE__*/babelHelpers.createClass(function A() {
   "use strict";
 
   babelHelpers.classCallCheck(this, A);
-};
+});
-
 A.self = A;
 
 A.getA = () => A;

packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/static-undefined/output.js

@@ -1,7 +1,6 @@
-var Foo = function Foo() {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
-};
+});
-
 Foo.bar = void 0;

packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/static/output.js

@@ -1,7 +1,6 @@
-var Foo = function Foo() {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
-};
+});
-
 Foo.bar = "foo";

packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/super-call/output.js

@@ -30,5 +30,5 @@ var B = /*#__PURE__*/function (_A) {
     return _this;
   }
 
-  return B;
+  return babelHelpers.createClass(B);
 }(A);

packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/super-expression/output.js

@@ -13,5 +13,5 @@ var Foo = /*#__PURE__*/function (_Bar) {
     return _this;
   }
 
-  return Foo;
+  return babelHelpers.createClass(Foo);
 }(Bar);

packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/super-statement/output.js

@@ -14,5 +14,5 @@ var Foo = /*#__PURE__*/function (_Bar) {
     return _this;
   }
 
-  return Foo;
+  return babelHelpers.createClass(Foo);
 }(Bar);

packages/babel-plugin-proposal-class-properties/test/fixtures/public-loose/super-with-collision/output.js

@@ -1,7 +1,7 @@
-var A = function A(_force) {
+var A = /*#__PURE__*/babelHelpers.createClass(function A(_force) {
   "use strict";
 
   babelHelpers.classCallCheck(this, A);
   this.force = force;
   this.foo = babelHelpers.get(babelHelpers.getPrototypeOf(A.prototype), "method", this).call(this);
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/public/computed-without-block/output.js

@@ -9,6 +9,6 @@ var createClass = k => {
       babelHelpers.defineProperty(this, _k, 2);
     }
 
-    return _class2;
+    return babelHelpers.createClass(_class2);
   }();
 };

packages/babel-plugin-proposal-class-properties/test/fixtures/public/constructor-collision/output.js

@@ -1,12 +1,10 @@
 var foo = "bar";
-
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo() {
-var Foo = function Foo() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
   babelHelpers.defineProperty(this, "bar", foo);
   var _foo = "foo";
   var baz = "baz";
-};
+});
-
 babelHelpers.defineProperty(Foo, "bar", baz);

packages/babel-plugin-proposal-class-properties/test/fixtures/public/derived-multiple-supers/output.js

@@ -21,5 +21,5 @@ var Foo = /*#__PURE__*/function (_Bar) {
     return babelHelpers.possibleConstructorReturn(_this);
   }
 
-  return Foo;
+  return babelHelpers.createClass(Foo);
 }(Bar);

packages/babel-plugin-proposal-class-properties/test/fixtures/public/derived/output.js

@@ -14,5 +14,5 @@ var Foo = /*#__PURE__*/function (_Bar) {
     return _this;
   }
 
-  return Foo;
+  return babelHelpers.createClass(Foo);
 }(Bar);

packages/babel-plugin-proposal-class-properties/test/fixtures/public/extracted-this/output.js

@@ -1,9 +1,8 @@
 var foo = "bar";
-
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo(_foo) {
-var Foo = function Foo(_foo) {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
   babelHelpers.defineProperty(this, "bar", this);
   babelHelpers.defineProperty(this, "baz", foo);
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/public/foobar/output.js

@@ -16,5 +16,5 @@ var Child = /*#__PURE__*/function (_Parent) {
     return _this;
   }
 
-  return Child;
+  return babelHelpers.createClass(Child);
 }(Parent);

packages/babel-plugin-proposal-class-properties/test/fixtures/public/instance-computed/output.js

@@ -2,14 +2,12 @@ function test(x) {
   var _x;
 
   _x = x;
-
+  var F = /*#__PURE__*/babelHelpers.createClass(function F() {
-  var F = function F() {
     "use strict";
 
     babelHelpers.classCallCheck(this, F);
     babelHelpers.defineProperty(this, _x, 1);
-  };
+  });
-
   x = 'deadbeef';
   expect(new F().foo).toBe(1);
   x = 'wrong';

packages/babel-plugin-proposal-class-properties/test/fixtures/public/instance-undefined/output.js

@@ -1,6 +1,6 @@
-var Foo = function Foo() {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
   babelHelpers.defineProperty(this, "bar", void 0);
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/public/instance/output.js

@@ -1,6 +1,6 @@
-var Foo = function Foo() {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
   babelHelpers.defineProperty(this, "bar", "foo");
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/public/numeric/output.js

@@ -1,7 +1,7 @@
-var Foo = function Foo() {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
   babelHelpers.defineProperty(this, 0, "foo");
   babelHelpers.defineProperty(this, 1, "bar");
-};
+});

packages/babel-plugin-proposal-class-properties/test/fixtures/public/regression-T2983/output.mjs

@@ -1,12 +1,12 @@
 var _class, _temp;
 
-call((_temp = _class = function _class() {
+call((_temp = _class = /*#__PURE__*/babelHelpers.createClass(function _class() {
   babelHelpers.classCallCheck(this, _class);
-}, babelHelpers.defineProperty(_class, "test", true), _temp));
+}), babelHelpers.defineProperty(_class, "test", true), _temp));
 
-var _default = function _default() {
+var _default = /*#__PURE__*/babelHelpers.createClass(function _default() {
   babelHelpers.classCallCheck(this, _default);
-};
+});
 
 babelHelpers.defineProperty(_default, "test", true);
 export { _default as default };

packages/babel-plugin-proposal-class-properties/test/fixtures/public/regression-T6719/output.js

@@ -13,7 +13,7 @@ function withContext(ComposedComponent) {
       return _super.apply(this, arguments);
     }
 
-    return WithContext;
+    return babelHelpers.createClass(WithContext);
   }(Component), babelHelpers.defineProperty(_class, "propTypes", {
     context: PropTypes.shape({
       addCss: PropTypes.func,

packages/babel-plugin-proposal-class-properties/test/fixtures/public/static-export/output.mjs

@@ -1,11 +1,9 @@
-export var MyClass = function MyClass() {
+export var MyClass = /*#__PURE__*/babelHelpers.createClass(function MyClass() {
   babelHelpers.classCallCheck(this, MyClass);
-};
+});
 babelHelpers.defineProperty(MyClass, "property", value);
-
+var MyClass2 = /*#__PURE__*/babelHelpers.createClass(function MyClass2() {
-var MyClass2 = function MyClass2() {
   babelHelpers.classCallCheck(this, MyClass2);
-};
+});
-
 babelHelpers.defineProperty(MyClass2, "property", value);
 export { MyClass2 as default };

packages/babel-plugin-proposal-class-properties/test/fixtures/public/static-infer-name/output.js

@@ -1,7 +1,7 @@
 var _class, _temp;
 
-var Foo = (_temp = _class = function Foo() {
+var Foo = (_temp = _class = /*#__PURE__*/babelHelpers.createClass(function Foo() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
-}, babelHelpers.defineProperty(_class, "num", 0), _temp);
+}), babelHelpers.defineProperty(_class, "num", 0), _temp);

packages/babel-plugin-proposal-class-properties/test/fixtures/public/static-super/output.js

@@ -1,9 +1,8 @@
-var A = function A() {
+var A = /*#__PURE__*/babelHelpers.createClass(function A() {
   "use strict";
 
   babelHelpers.classCallCheck(this, A);
-};
+});
-
 babelHelpers.defineProperty(A, "prop", 1);
 
 var B = /*#__PURE__*/function (_A) {
@@ -18,7 +17,7 @@ var B = /*#__PURE__*/function (_A) {
     return _super.apply(this, arguments);
   }
 
-  return B;
+  return babelHelpers.createClass(B);
 }(A);
 
 babelHelpers.defineProperty(B, "prop", 2);

packages/babel-plugin-proposal-class-properties/test/fixtures/public/static-this/output.js

@@ -1,8 +1,7 @@
-var A = function A() {
+var A = /*#__PURE__*/babelHelpers.createClass(function A() {
   "use strict";
 
   babelHelpers.classCallCheck(this, A);
-};
+});
-
 babelHelpers.defineProperty(A, "self", A);
 babelHelpers.defineProperty(A, "getA", () => A);

packages/babel-plugin-proposal-class-properties/test/fixtures/public/static-undefined/output.js

@@ -1,7 +1,6 @@
-var Foo = function Foo() {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
-};
+});
-
 babelHelpers.defineProperty(Foo, "bar", void 0);

packages/babel-plugin-proposal-class-properties/test/fixtures/public/static/output.js

@@ -1,7 +1,6 @@
-var Foo = function Foo() {
+var Foo = /*#__PURE__*/babelHelpers.createClass(function Foo() {
   "use strict";
 
   babelHelpers.classCallCheck(this, Foo);
-};
+});
-
 babelHelpers.defineProperty(Foo, "bar", "foo");

packages/babel-plugin-proposal-class-properties/test/fixtures/public/super-call/output.js

@@ -30,5 +30,5 @@ var B = /*#__PURE__*/function (_A) {
     return _this;
   }
 
-  return B;
+  return babelHelpers.createClass(B);
 }(A);

packages/babel-plugin-proposal-class-properties/test/fixtures/public/super-expression/output.js

@@ -13,5 +13,5 @@ var Foo = /*#__PURE__*/function (_Bar) {
     return _this;
   }
 
-  return Foo;
+  return babelHelpers.createClass(Foo);
 }(Bar);