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sourceRevisionAtLastExport: 33f2fb0e53d135f0ee17cfccd9d993eb2a6f47de targetRevisionAtLastExport: 31340cbd9add103f586d501b0c3354b7b182abc0
15 lines
590 B
JavaScript
15 lines
590 B
JavaScript
// Copyright 2018 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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Object.defineProperty(Array.prototype, Symbol.iterator, {
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value: function* () {}
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});
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const arrayIteratorProto = Object.getPrototypeOf([][Symbol.iterator]());
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arrayIteratorProto.next = function() {};
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assertThrows(() => new Map([[{}, 1], [{}, 2]]), TypeError);
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assertThrows(() => new WeakMap([[{}, 1], [{}, 2]]), TypeError);
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assertThrows(() => new Set([{}]), TypeError);
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assertThrows(() => new WeakSet([{}]), TypeError);
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