| // Copyright (C) 2014 the V8 project authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| /*--- |
| esid: sec-runtime-semantics-classdefinitionevaluation |
| es6id: 14.5.14 |
| description: > |
| The constructor of a null-extending class can contain an explicit return value. |
| info: | |
| Runtime Semantics: ClassDefinitionEvaluation |
| |
| [...] |
| 15. If ClassHeritageopt is present, then set F's [[ConstructorKind]] internal slot to "derived". |
| [...] |
| |
| 9.2.2 [[Construct]] |
| |
| [...] |
| 13. If result.[[Type]] is return, then |
| a. If Type(result.[[Value]]) is Object, return NormalCompletion(result.[[Value]]). |
| [...] |
| ---*/ |
| var obj; |
| |
| class Foo extends null { |
| constructor() { |
| return obj = {}; |
| } |
| } |
| |
| var f = new Foo(); |
| |
| assert.sameValue(f, obj); |
| assert.sameValue(Object.getPrototypeOf(f), Object.prototype); |