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63 lines
1.9 KiB
JavaScript
63 lines
1.9 KiB
JavaScript
// This file was procedurally generated from the following sources:
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// - src/dstr-binding/ary-ptrn-rest-init-id.case
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// - src/dstr-binding/default/meth-dflt.template
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/*---
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description: Rest element (identifier) does not support initializer (method (default parameter))
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esid: sec-runtime-semantics-definemethod
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features: [destructuring-binding, default-parameters]
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flags: [generated]
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negative:
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phase: parse
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type: SyntaxError
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info: |
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MethodDefinition : PropertyName ( StrictFormalParameters ) { FunctionBody }
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[...]
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6. Let closure be FunctionCreate(kind, StrictFormalParameters,
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FunctionBody, scope, strict). If functionPrototype was passed as a
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parameter then pass its value as the functionPrototype optional argument
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of FunctionCreate.
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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 Destructuring Binding Patterns
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ArrayBindingPattern[Yield] :
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[ Elisionopt BindingRestElement[?Yield]opt ]
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[ BindingElementList[?Yield] ]
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[ BindingElementList[?Yield] , Elisionopt BindingRestElement[?Yield]opt ]
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---*/
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$DONOTEVALUATE();
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var callCount = 0;
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var obj = {
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method([...x = []] = []) {
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callCount = callCount + 1;
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}
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};
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obj.method();
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assert.sameValue(callCount, 1, 'method invoked exactly once');
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