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34 lines
1.3 KiB
JavaScript
34 lines
1.3 KiB
JavaScript
// This file was procedurally generated from the following sources:
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// - src/dstr-assignment/obj-prop-elem-target-yield-ident-invalid.case
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// - src/dstr-assignment/syntax/for-in.template
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/*---
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description: When a `yield` token appears within the DestructuringAssignmentTarget of an AssignmentElement and outside of a generator function body, it should behave as an IdentifierReference. (For..in statement)
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esid: sec-for-in-and-for-of-statements-runtime-semantics-labelledevaluation
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es6id: 13.7.5.11
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features: [destructuring-binding]
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flags: [generated, onlyStrict]
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negative:
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phase: parse
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type: SyntaxError
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info: |
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IterationStatement :
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for ( LeftHandSideExpression of AssignmentExpression ) Statement
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1. Let keyResult be the result of performing ? ForIn/OfHeadEvaluation(« »,
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AssignmentExpression, iterate).
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2. Return ? ForIn/OfBodyEvaluation(LeftHandSideExpression, Statement,
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keyResult, assignment, labelSet).
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13.7.5.13 Runtime Semantics: ForIn/OfBodyEvaluation
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[...]
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4. If destructuring is true and if lhsKind is assignment, then
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a. Assert: lhs is a LeftHandSideExpression.
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b. Let assignmentPattern be the parse of the source text corresponding to
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lhs using AssignmentPattern as the goal symbol.
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[...]
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---*/
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$DONOTEVALUATE();
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for ({ x: x[yield] } in [{}]) ;
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