| // Copyright 2015 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Flags: --harmony-regexp-subclass |
| |
| var pattern = {}; |
| var limit = { value: 3 }; |
| pattern[Symbol.split] = function(string, limit) { |
| return string.length * limit.value; |
| }; |
| // Check object coercible fails. |
| assertThrows(() => String.prototype.split.call(null, pattern, limit), |
| TypeError); |
| // Override is called. |
| assertEquals(15, "abcde".split(pattern, limit)); |
| // Non-callable override. |
| pattern[Symbol.split] = "dumdidum"; |
| assertThrows(() => "abcde".split(pattern, limit), TypeError); |
| |
| assertEquals("[Symbol.split]", RegExp.prototype[Symbol.split].name); |