| 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 | |
| Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 5 | var pattern = {}; |
| 6 | pattern[Symbol.match] = function(string) { |
| 7 | return string.length; |
| 8 | }; |
| 9 | // Check object coercible fails. |
| 10 | assertThrows(() => String.prototype.match.call(null, pattern), |
| 11 | TypeError); |
| 12 | // Override is called. |
| 13 | assertEquals(5, "abcde".match(pattern)); |
| 14 | // Non-callable override. |
| 15 | pattern[Symbol.match] = "dumdidum"; |
| 16 | assertThrows(() => "abcde".match(pattern), TypeError); |
| 17 | |
| 18 | assertEquals("[Symbol.match]", RegExp.prototype[Symbol.match].name); |