| Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame^] | 1 | // Copyright 2015 the V8 project authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | // Flags: --harmony-regexp-subclass |
| 6 | |
| 7 | var pattern = {}; |
| 8 | var limit = { value: 3 }; |
| 9 | pattern[Symbol.split] = function(string, limit) { |
| 10 | return string.length * limit.value; |
| 11 | }; |
| 12 | // Check object coercible fails. |
| 13 | assertThrows(() => String.prototype.split.call(null, pattern, limit), |
| 14 | TypeError); |
| 15 | // Override is called. |
| 16 | assertEquals(15, "abcde".split(pattern, limit)); |
| 17 | // Non-callable override. |
| 18 | pattern[Symbol.split] = "dumdidum"; |
| 19 | assertThrows(() => "abcde".split(pattern, limit), TypeError); |
| 20 | |
| 21 | assertEquals("[Symbol.split]", RegExp.prototype[Symbol.split].name); |