mirror of https://github.com/tc39/test262.git
28 lines
907 B
JavaScript
28 lines
907 B
JavaScript
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// Copyright (c) 2020 Ecma International. 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-assignment-operators-runtime-semantics-evaluation
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description: Logical And Assignment Operator
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features: [BigInt]
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info: |
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AssignmentExpression:
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LeftHandSideExpression &&= AssignmentExpression
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1. Let lref be the result of evaluating LeftHandSideExpression.
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2. Let lval be ? GetValue(lref).
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3. Let lbool be ! ToBoolean(lval).
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4. If lbool is false, return lval.
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5. Let rref be the result of evaluating AssignmentExpression.
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6. Let rval be ? GetValue(rref).
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7. Perform ? PutValue(lref, rval).
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8. Return rval.
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---*/
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var value = 0n;
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assert.sameValue(value &&= 1n, "test", "(value &&= 1n) === 0n; where value = 0n");
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var value = 2n;
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assert.sameValue(value &&= 1n, "test", "(value &&= 1n) === 1n; where value = 2n");
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