mirror of https://github.com/tc39/test262.git
44 lines
1.1 KiB
JavaScript
44 lines
1.1 KiB
JavaScript
// Copyright (C) 2024 Michael Ficarra. 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-iterator.concat
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description: >
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Does not throw an error for iterable primitive wrapper objects
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info: |
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Iterator.concat ( ...items )
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1. Let iterables be a new empty List.
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2. For each element item of items, do
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a. If item is not an Object, throw a TypeError exception.
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...
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features: [iterator-sequencing]
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---*/
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let desc = {
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value: function() {
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return {
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next: function() {
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return { done: true, value: undefined };
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},
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};
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},
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writable: false,
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enumerable: false,
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configurable: true,
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};
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Object.defineProperty(Boolean.prototype, Symbol.iterator, desc);
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Object.defineProperty(Number.prototype, Symbol.iterator, desc);
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Object.defineProperty(BigInt.prototype, Symbol.iterator, desc);
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// NOTE: String.prototype already has a Symbol.iterator property
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Object.defineProperty(Symbol.prototype, Symbol.iterator, desc);
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Iterator.concat(
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Object(true),
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Object(123),
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Object(123n),
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Object("test"),
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Object(Symbol()),
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).next();
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