ed74896b1f
PR-URL: https://github.com/nodejs/node/pull/27375 Reviewed-By: Michaël Zasso <targos@protonmail.com> Reviewed-By: Ujjwal Sharma <usharma1998@gmail.com> Reviewed-By: Refael Ackermann <refack@gmail.com> Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Rich Trott <rtrott@gmail.com>
19 lines
451 B
JavaScript
19 lines
451 B
JavaScript
// Copyright 2019 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.
|
|
|
|
let cnt = 0;
|
|
const re = /x/y;
|
|
const replacement = {
|
|
toString: () => {
|
|
cnt++;
|
|
if (cnt == 2) {
|
|
re.lastIndex = { valueOf: () => { re.x = -1073741825; return 7; }};
|
|
}
|
|
return 'y$';
|
|
}
|
|
};
|
|
|
|
const str = re[Symbol.replace]("x", replacement);
|
|
assertEquals(str, "y$");
|