| // Copyright (C) 2015 the V8 project authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| |
| /*--- |
| description: > |
| When the `yield` keyword occurs within the PropertyName of a |
| GeneratorMethod within a generator function, it behaves as a |
| YieldExpression. |
| es6id: 14.4 |
| features: [generators] |
| flags: [noStrict] |
| ---*/ |
| |
| var obj = null; |
| var yield = 'propNameViaIdentifier'; |
| var iter = (function*() { |
| obj = { |
| *[yield]() {} |
| }; |
| })(); |
| |
| iter.next(); |
| |
| assert.sameValue(obj, null); |
| |
| iter.next('propNameViaExpression'); |
| |
| assert.sameValue( |
| Object.hasOwnProperty.call(obj, 'propNameViaIdentifier'), false |
| ); |
| assert.sameValue( |
| Object.hasOwnProperty.call(obj, 'propNameViaExpression'), true |
| ); |
