mirror of https://github.com/tc39/test262.git
79 lines
2.5 KiB
JavaScript
79 lines
2.5 KiB
JavaScript
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// This file was procedurally generated from the following sources:
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// - src/dstr-binding/obj-init-undefined.case
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// - src/dstr-binding/error/cls-expr-gen-meth-dflt.template
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/*---
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description: Value specifed for object binding pattern must be object coercible (undefined) (class expression method (default parameter))
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esid: sec-class-definitions-runtime-semantics-evaluation
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es6id: 14.5.16
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features: [destructuring-binding, default-parameters]
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flags: [generated]
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info: |
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ClassExpression : class BindingIdentifieropt ClassTail
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1. If BindingIdentifieropt is not present, let className be undefined.
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2. Else, let className be StringValue of BindingIdentifier.
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3. Let value be the result of ClassDefinitionEvaluation of ClassTail
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with argument className.
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[...]
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14.5.14 Runtime Semantics: ClassDefinitionEvaluation
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21. For each ClassElement m in order from methods
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a. If IsStatic of m is false, then
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i. Let status be the result of performing
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PropertyDefinitionEvaluation for m with arguments proto and
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false.
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[...]
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14.4.13 Runtime Semantics: PropertyDefinitionEvaluation
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GeneratorMethod :
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* PropertyName ( StrictFormalParameters ) { GeneratorBody }
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1. Let propKey be the result of evaluating PropertyName.
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2. ReturnIfAbrupt(propKey).
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3. If the function code for this GeneratorMethod is strict mode code,
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let strict be true. Otherwise let strict be false.
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4. Let scope be the running execution context's LexicalEnvironment.
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5. Let closure be GeneratorFunctionCreate(Method,
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StrictFormalParameters, GeneratorBody, scope, strict).
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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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Runtime Semantics: BindingInitialization
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ObjectBindingPattern : { }
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1. Return NormalCompletion(empty).
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---*/
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var C = class {
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*method({} = undefined) {}
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};
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var c = new C();
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assert.throws(TypeError, function() {
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c.method();
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});
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