| Ben Murdoch | 109988c | 2016-05-18 11:27:45 +0100 | [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 | [Symbol.replace]: (string, newValue) => string + newValue |
| 9 | }; |
| 10 | // Check object coercible fails. |
| 11 | assertThrows(() => String.prototype.replace.call(null, pattern, "x"), |
| 12 | TypeError); |
| 13 | // Override is called. |
| 14 | assertEquals("abcdex", "abcde".replace(pattern, "x")); |
| 15 | // Non-callable override. |
| 16 | pattern[Symbol.replace] = "dumdidum"; |
| 17 | assertThrows(() => "abcde".replace(pattern, "x"), TypeError); |
| 18 | |
| 19 | assertEquals("[Symbol.replace]", RegExp.prototype[Symbol.replace].name); |