| // Copyright (C) 2016 the V8 project authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| /*--- |
| es6id: 22.1.3.23 |
| esid: sec-array.prototype.slice |
| description: > |
| Behavior when the @@species attribute is a non-constructor object |
| info: | |
| [...] |
| 8. Let A be ? ArraySpeciesCreate(O, count). |
| [...] |
| |
| 9.4.2.3 ArraySpeciesCreate |
| |
| [...] |
| 5. Let C be ? Get(originalArray, "constructor"). |
| [...] |
| 7. If Type(C) is Object, then |
| a. Let C be ? Get(C, @@species). |
| b. If C is null, let C be undefined. |
| [...] |
| 9. If IsConstructor(C) is false, throw a TypeError exception. |
| features: [Symbol.species] |
| ---*/ |
| |
| var a = []; |
| |
| a.constructor = {}; |
| a.constructor[Symbol.species] = parseInt; |
| |
| assert.throws(TypeError, function() { |
| a.slice(); |
| }); |