| // Copyright (C) 2015 the V8 project authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| |
| /*--- |
| es6id: 21.2.5.11 |
| description: > |
| TypeError thrown when `Symbol.species` property value is not a constructor |
| info: | |
| [...] |
| 5. Let C be SpeciesConstructor(rx, %RegExp%). |
| 6. ReturnIfAbrupt(C). |
| |
| ES6 Section 7.3.20 SpeciesConstructor ( O, defaultConstructor ) |
| |
| 1. Assert: Type(O) is Object. |
| 2. Let C be Get(O, "constructor"). |
| 3. ReturnIfAbrupt(C). |
| 4. If C is undefined, return defaultConstructor. |
| 5. If Type(C) is not Object, throw a TypeError exception. |
| 6. Let S be Get(C, @@species). |
| 7. ReturnIfAbrupt(S). |
| 8. If S is either undefined or null, return defaultConstructor. |
| 9. If IsConstructor(S) is true, return S. |
| 10. Throw a TypeError exception. |
| features: [Symbol.split, Symbol.species] |
| ---*/ |
| |
| var re = /./; |
| re.constructor = function() {}; |
| |
| // Avoid false positives from unrelated TypeErrors |
| re[Symbol.split](); |
| |
| re.constructor[Symbol.species] = {}; |
| assert.throws(TypeError, function() { |
| re[Symbol.split](); |
| }); |
| |
| re.constructor[Symbol.species] = 0; |
| assert.throws(TypeError, function() { |
| re[Symbol.split](); |
| }); |
| |
| re.constructor[Symbol.species] = ''; |
| assert.throws(TypeError, function() { |
| re[Symbol.split](); |
| }); |
| |
| re.constructor[Symbol.species] = Symbol.split; |
| assert.throws(TypeError, function() { |
| re[Symbol.split](); |
| }); |
| |
| re.constructor[Symbol.species] = Date.now; |
| assert.throws(TypeError, function() { |
| re[Symbol.split](); |
| }); |