43 lines
586 B
JavaScript
43 lines
586 B
JavaScript
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// Copyright 2020 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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// Flags: --harmony-logical-assignment
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{
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let x = null;
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let y = 0;
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x ??= y ||= 5;
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assertEquals(x, 5);
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assertEquals(y, 5);
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}
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{
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let x = null;
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let y = 4;
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x ??= y ||= 5;
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assertEquals(x, 4);
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assertEquals(y, 4);
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}
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{
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let x = 1;
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let y = 0;
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x &&= y ||= 5;
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assertEquals(x, 5);
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assertEquals(y, 5);
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}
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{
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let x = 0;
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let y = 0;
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x &&= y ||= 5;
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assertEquals(x, 0);
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assertEquals(y, 0);
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}
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