v8/test/mjsunit/es6/string-replace.js
adamk c7eb436d09 Remove all harmony runtime flags which shipped in M51
Flags removed (all begin with "harmony-"):
  function-name
  instanceof
  iterator-close
  unicode-regexps
  regexp-exec
  regexp-subclass
  species

BUG=v8:3566, v8:3648, v8:3699, v8:4093, v8:4447, v8:4602

Review-Url: https://codereview.chromium.org/2096933002
Cr-Commit-Position: refs/heads/master@{#37235}
2016-06-24 01:13:10 +00:00

18 lines
653 B
JavaScript

// 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.
var pattern = {
[Symbol.replace]: (string, newValue) => string + newValue
};
// Check object coercible fails.
assertThrows(() => String.prototype.replace.call(null, pattern, "x"),
TypeError);
// Override is called.
assertEquals("abcdex", "abcde".replace(pattern, "x"));
// Non-callable override.
pattern[Symbol.replace] = "dumdidum";
assertThrows(() => "abcde".replace(pattern, "x"), TypeError);
assertEquals("[Symbol.replace]", RegExp.prototype[Symbol.replace].name);