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32 lines
727 B
JavaScript
32 lines
727 B
JavaScript
// Copyright (C) 2015 the V8 project authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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es6id: 23.4.1.1
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esid: sec-weakset-iterable
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description: >
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Return abrupt after getting `add` method.
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info: >
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23.4.1.1 WeakSet ( [ iterable ] )
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...
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5. If iterable is not present, let iterable be undefined.
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6. If iterable is either undefined or null, let iter be undefined.
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7. Else,
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a. Let adder be Get(set, "add").
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b. ReturnIfAbrupt(adder).
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...
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---*/
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Object.defineProperty(WeakSet.prototype, 'add', {
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get: function() {
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throw new Test262Error();
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}
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});
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new WeakSet();
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new WeakSet(null);
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assert.throws(Test262Error, function() {
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new WeakSet([]);
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});
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