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30 lines
807 B
JavaScript
30 lines
807 B
JavaScript
// Copyright (C) 2019 Leo Balter, 2020 Rick Waldron. 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-promise.any-reject-element-functions
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description: The [[Extensible]] slot of Promise.any Reject Element functions
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info: |
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17 ECMAScript Standard Built-in Objects:
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Unless specified otherwise, the [[Extensible]] internal slot
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of a built-in object initially has the value true.
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features: [Promise.any]
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---*/
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var rejectElementFunction;
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var thenable = {
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then(_, reject) {
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rejectElementFunction = reject;
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}
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};
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function NotPromise(executor) {
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executor(function() {}, function() {});
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}
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NotPromise.resolve = function(v) {
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return v;
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};
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Promise.any.call(NotPromise, [thenable]);
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assert(Object.isExtensible(rejectElementFunction));
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