mirror of https://github.com/tc39/test262.git
24 lines
492 B
JavaScript
24 lines
492 B
JavaScript
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// Copyright 2019 Google, Inc. 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: prod-OptionalExpression
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description: >
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an optional expression cannot be target of assignment
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info: |
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Static Semantics: IsValidSimpleAssignmentTarget
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LeftHandSideExpression:
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OptionalExpression
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Return false.
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features: [optional-chaining]
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negative:
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type: SyntaxError
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phase: parse
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---*/
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$DONOTEVALUATE();
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const obj = {};
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obj?.a = 33;
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