mirror of https://github.com/tc39/test262.git
55 lines
2.0 KiB
JavaScript
55 lines
2.0 KiB
JavaScript
// This file was procedurally generated from the following sources:
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// - src/dstr-assignment/obj-prop-elem-init-fn-name-class.case
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// - src/dstr-assignment/default/for-of.template
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/*---
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description: Assignment of function `name` attribute (ClassExpression) (For..of 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: [class, destructuring-binding]
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flags: [generated]
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includes: [propertyHelper.js]
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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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AssignmentElement[Yield] : DestructuringAssignmentTarget Initializeropt
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[...] 7. If Initializer is present and v is undefined and
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IsAnonymousFunctionDefinition(Initializer) and IsIdentifierRef of
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DestructuringAssignmentTarget are both true, then
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a. Let hasNameProperty be HasOwnProperty(rhsValue, "name").
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b. ReturnIfAbrupt(hasNameProperty).
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c. If hasNameProperty is false, perform SetFunctionName(rhsValue,
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GetReferencedName(lref)).
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---*/
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var xCls, cls, xCls2;
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var counter = 0;
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for ({ x: xCls = class x {}, x: cls = class {}, x: xCls2 = class { static name() {} } } of [{}]) {
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assert.notSameValue(xCls.name, 'xCls');
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assert.notSameValue(xCls2.name, 'xCls2');
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assert.sameValue(cls.name, 'cls');
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verifyNotEnumerable(cls, 'name');
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verifyNotWritable(cls, 'name');
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verifyConfigurable(cls, 'name');
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counter += 1;
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}
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assert.sameValue(counter, 1);
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