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0e7ddbd3d7
PR-URL: https://github.com/nodejs/node/pull/22754 Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Refael Ackermann <refack@gmail.com> Reviewed-By: Ali Ijaz Sheikh <ofrobots@google.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
35 lines
896 B
JavaScript
35 lines
896 B
JavaScript
// Copyright 2018 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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const intArrayConstructors = [
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Uint8Array,
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Int8Array,
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Uint16Array,
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Int16Array,
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Uint32Array,
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Int32Array,
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Uint8ClampedArray
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];
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const floatArrayConstructors = [
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Float32Array,
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Float64Array
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];
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const typedArrayConstructors = [...intArrayConstructors,
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...floatArrayConstructors];
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for (let constructor of typedArrayConstructors) {
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// Shadowing the length of a TypedArray should work for Array.p.fill,
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// but not crash it.
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let array = new constructor([2, 2]);
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assertEquals(2, array.length);
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Object.defineProperty(array, 'length', {value: 5});
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Array.prototype.fill.call(array, 5);
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assertArrayEquals([5, 5], [array[0], array[1]]);
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assertEquals(undefined, array[2]);
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}
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