mirror of https://github.com/tc39/test262.git
59 lines
1.7 KiB
JavaScript
59 lines
1.7 KiB
JavaScript
// This file was procedurally generated from the following sources:
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// - src/dstr-binding/obj-ptrn-id-init-throws.case
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// - src/dstr-binding/error/arrow-function-dflt.template
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/*---
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description: Error thrown when evaluating the initializer (arrow function expression (default parameter))
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esid: sec-arrow-function-definitions-runtime-semantics-evaluation
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es6id: 14.2.16
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features: [destructuring-binding, default-parameters]
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flags: [generated]
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info: |
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ArrowFunction : ArrowParameters => ConciseBody
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[...]
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4. Let closure be FunctionCreate(Arrow, parameters, ConciseBody, scope, strict).
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[...]
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9.2.1 [[Call]] ( thisArgument, argumentsList)
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[...]
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7. Let result be OrdinaryCallEvaluateBody(F, argumentsList).
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[...]
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9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList )
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1. Let status be FunctionDeclarationInstantiation(F, argumentsList).
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[...]
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9.2.12 FunctionDeclarationInstantiation(func, argumentsList)
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[...]
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23. Let iteratorRecord be Record {[[iterator]]:
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CreateListIterator(argumentsList), [[done]]: false}.
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24. If hasDuplicates is true, then
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[...]
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25. Else,
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b. Let formalStatus be IteratorBindingInitialization for formals with
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iteratorRecord and env as arguments.
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[...]
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13.3.3.7 Runtime Semantics: KeyedBindingInitialization
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SingleNameBinding : BindingIdentifier Initializeropt
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[...]
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6. If Initializer is present and v is undefined, then
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a. Let defaultValue be the result of evaluating Initializer.
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b. Let v be GetValue(defaultValue).
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c. ReturnIfAbrupt(v).
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---*/
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function thrower() {
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throw new Test262Error();
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}
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var f = ({ x = thrower() } = {}) => {};
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assert.throws(Test262Error, function() {
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f();
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});
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