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20 lines
481 B
JavaScript
20 lines
481 B
JavaScript
// Copyright (C) 2018 Amal Hussein. 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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esid: sec-map-objects
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description: >
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Throws a TypeError if the iterator of the iterable is undefined.
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info: |
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Map ( [ iterable ] )
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...
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9. Let iteratorRecord be ? GetIterator(iterable).
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features: [Symbol.iterator]
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---*/
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var iterable = { [Symbol.iterator]: undefined };
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assert.throws(TypeError,
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function () {
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new Map(iterable);
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});
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