Strict mode Passingnon-Strict mode Passing
Features:
- computed-property-names
- logical-assignment-operators
// This file was procedurally generated from the following sources:
// - src/computed-property-names/computed-property-name-from-assignment-expression-logical-or.case
// - src/computed-property-names/evaluation/object-literal.template
/*---
description: Computed property name from assignment expression logical or (ComputedPropertyName in ObjectLiteral)
esid: prod-ComputedPropertyName
features: [computed-property-names, logical-assignment-operators]
flags: [generated]
info: |
ObjectLiteral:
{ PropertyDefinitionList }
PropertyDefinitionList:
PropertyDefinition
PropertyDefinition:
PropertyName: AssignmentExpression
PropertyName:
ComputedPropertyName
ComputedPropertyName:
[ AssignmentExpression ]
---*/
let x = 0;
let o = {
[x ||= 1]: 2
};
assert.sameValue(
o[x ||= 1],
2
);
assert.sameValue(
o[String(x ||= 1)],
2
);
assert.sameValue(x, 1);