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18ae34d8f2
Missing coverage encountered while implementing <https://github.com/tc39/ecma262/pull/3307> in SpiderMonkey. Ensure environment lookups are performed in the correct order: - keyed-destructuring-property-reference-target-evaluation-order-with-bindings.js Ensure `delete super[elem]` steps are correctly performed: - delete/super-property-topropertykey.js - delete/super-property-uninitialized-this.js Ensure ToPropertyKey for computed property names in object literals correctly performed: - object/computed-property-name-topropertykey-before-value-evaluation.js Ensure `GetSuperBase` is executed before `ToPropertKey`: - super/prop-expr-getsuperbase-before-topropertykey-* Ensure `GetThisBinding` is executed first: - super/prop-expr-uninitialized-this-*
45 lines
1.1 KiB
JavaScript
45 lines
1.1 KiB
JavaScript
// Copyright (C) 2024 André Bargull. 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-runtime-semantics-propertydefinitionevaluation
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description: >
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ToPropertyKey is performed before evaluating the value expression.
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info: |
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13.2.5.5 Runtime Semantics: PropertyDefinitionEvaluation
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PropertyDefinition : PropertyName : AssignmentExpression
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1. Let propKey be ? Evaluation of PropertyName.
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...
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6. Else,
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a. Let exprValueRef be ? Evaluation of AssignmentExpression.
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b. Let propValue be ? GetValue(exprValueRef).
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...
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9. Perform ! CreateDataPropertyOrThrow(object, propKey, propValue).
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...
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13.2.5.4 Runtime Semantics: Evaluation
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ComputedPropertyName : [ AssignmentExpression ]
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1. Let exprValue be ? Evaluation of AssignmentExpression.
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2. Let propName be ? GetValue(exprValue).
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3. Return ? ToPropertyKey(propName).
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---*/
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var value = "bad";
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var key = {
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toString() {
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value = "ok";
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return "p";
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}
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};
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var obj = {
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[key]: value
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};
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assert.sameValue(obj.p, "ok");
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