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27 lines
710 B
JavaScript
27 lines
710 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: 23.3.1.1
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esid: sec-weakmap-iterable
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description: >
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Throws TypeError if add is not callable on constructor call.
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info: |
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23.3.1.1 WeakMap ( [ 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(map, "set").
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b. ReturnIfAbrupt(adder).
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c. If IsCallable(adder) is false, throw a TypeError exception.
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...
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---*/
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WeakMap.prototype.set = null;
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new WeakMap();
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assert.throws(TypeError, function() {
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new WeakMap([]);
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});
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