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43 lines
1.3 KiB
JavaScript
43 lines
1.3 KiB
JavaScript
// This file was procedurally generated from the following sources:
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// - src/dstr-assignment/obj-id-init-fn-name-arrow.case
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// - src/dstr-assignment/default/assignment-expr.template
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/*---
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description: Assignment of function `name` attribute (ArrowFunction) (AssignmentExpression)
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esid: sec-variable-statement-runtime-semantics-evaluation
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features: [destructuring-binding]
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flags: [generated]
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includes: [propertyHelper.js]
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info: |
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VariableDeclaration : BindingPattern Initializer
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1. Let rhs be the result of evaluating Initializer.
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2. Let rval be GetValue(rhs).
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3. ReturnIfAbrupt(rval).
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4. Return the result of performing BindingInitialization for
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BindingPattern passing rval and undefined as arguments.
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AssignmentProperty : IdentifierReference Initializeropt
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[...] 6. If Initializeropt is present and v is undefined, then
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[...]
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d. If IsAnonymousFunctionDefinition(Initializer) is true, then
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i. Let hasNameProperty be HasOwnProperty(v, "name").
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ii. ReturnIfAbrupt(hasNameProperty).
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iii. If hasNameProperty is false, perform SetFunctionName(v, P).
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---*/
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var arrow;
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var result;
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var vals = {};
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result = { arrow = () => {} } = vals;
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verifyProperty(arrow, 'name', {
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enumerable: false,
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writable: false,
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configurable: true,
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value: 'arrow'
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});
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assert.sameValue(result, vals);
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