18 lines
474 B
JavaScript
18 lines
474 B
JavaScript
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// Copyright 2019 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 prop = "someName";
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function foo(a, b, v) { return a[b] = 0 }
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try {
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foo("", prop);
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} catch(e) {}
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var target = {};
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var traps = { set() {return 42} };
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var proxy = new Proxy(target, traps);
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Object.defineProperty(target, prop, { value: 0 });
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try {
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foo(proxy, prop);
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} catch (e) { }
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foo(proxy, prop, 0);
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