4c4af643e5
PR-URL: https://github.com/nodejs/node/pull/17489 Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Myles Borins <myles.borins@gmail.com> Reviewed-By: Ali Ijaz Sheikh <ofrobots@google.com>
17 lines
556 B
JavaScript
17 lines
556 B
JavaScript
// Copyright 2017 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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let cnt = 0;
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let reg = /./g;
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reg.exec = () => {
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// Note: it's still possible to trigger OOM by passing huge values here, since
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// the spec requires building a list of all captures in
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// https://tc39.github.io/ecma262/#sec-regexp.prototype-@@replace
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if (cnt++ == 0) return {length: 2 ** 16};
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cnt = 0;
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return null;
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};
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assertThrows(() => ''.replace(reg, () => {}), RangeError);
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