v8/test/mjsunit/es6/regress/regress-3750.js

// Copyright 2014 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// Flags: --harmony-object-observe

'use strict';
class Example { }
Object.observe(Example.prototype, function(){});
Ensure class prototype objects have the right Map::constructor field The null constructor they had previously could be observed as crashes in the V8 API's Object::CreationContext() method and in Object.observe. BUG=v8:3750 LOG=n R=arv@chromium.org, dslomov@chromium.org Review URL: https://codereview.chromium.org/787763005 Cr-Commit-Position: refs/heads/master@{#25757} 2014-12-10 18:25:41 +00:00			`// Copyright 2014 the V8 project authors. All rights reserved.`
			`// Use of this source code is governed by a BSD-style license that can be`
			`// found in the LICENSE file.`
Add a --harmony-object-observe runtime flag (on by default) To avoid tanking context startup performance, only the actual installation of the JS-exposed API is flag-guarded. The remainder of the implementation still resides in the snapshot. Review URL: https://codereview.chromium.org/1257063003 Cr-Commit-Position: refs/heads/master@{#30017} 2015-08-04 20:52:42 +00:00			`//`
			`// Flags: --harmony-object-observe`
[es6] Remove harmony-classes flag Move class tests to es6 directory BUG=v8:3330 LOG=N R=adamk Review URL: https://codereview.chromium.org/1213813003 Cr-Commit-Position: refs/heads/master@{#29336} 2015-06-26 21:16:42 +00:00
Ensure class prototype objects have the right Map::constructor field The null constructor they had previously could be observed as crashes in the V8 API's Object::CreationContext() method and in Object.observe. BUG=v8:3750 LOG=n R=arv@chromium.org, dslomov@chromium.org Review URL: https://codereview.chromium.org/787763005 Cr-Commit-Position: refs/heads/master@{#25757} 2014-12-10 18:25:41 +00:00			`'use strict';`
			`class Example { }`
			`Object.observe(Example.prototype, function(){});`