// This file was procedurally generated from the following sources: // - src/dflt-params/duplicates.case // - src/dflt-params/syntax/cls-expr-meth-static.template /*--- description: It is a Syntax Error if BoundNames of FormalParameters contains any duplicate elements. (static class expression method) esid: sec-class-definitions-runtime-semantics-evaluation es6id: 14.5.16 features: [default-parameters] flags: [generated] negative: SyntaxError info: | ClassExpression : class BindingIdentifieropt ClassTail 1. If BindingIdentifieropt is not present, let className be undefined. 2. Else, let className be StringValue of BindingIdentifier. 3. Let value be the result of ClassDefinitionEvaluation of ClassTail with argument className. [...] 14.5.14 Runtime Semantics: ClassDefinitionEvaluation 21. For each ClassElement m in order from methods a. If IsStatic of m is false, then b. Else, Let status be the result of performing PropertyDefinitionEvaluation for m with arguments F and false. [...] 14.3.8 Runtime Semantics: DefineMethod MethodDefinition : PropertyName ( StrictFormalParameters ) { FunctionBody } [...] 6. Let closure be FunctionCreate(kind, StrictFormalParameters, FunctionBody, scope, strict). If functionPrototype was passed as a parameter then pass its value as the functionPrototype optional argument of FunctionCreate. [...] 9.2.1 [[Call]] ( thisArgument, argumentsList) [...] 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). [...] 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). [...] 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) [...] 23. Let iteratorRecord be Record {[[iterator]]: CreateListIterator(argumentsList), [[done]]: false}. 24. If hasDuplicates is true, then [...] 25. Else, b. Let formalStatus be IteratorBindingInitialization for formals with iteratorRecord and env as arguments. [...] 14.1.2 Static Semantics: Early Errors StrictFormalParameters : FormalParameters - It is a Syntax Error if BoundNames of FormalParameters contains any duplicate elements. FormalParameters : FormalParameterList - It is a Syntax Error if IsSimpleParameterList of FormalParameterList is false and BoundNames of FormalParameterList contains any duplicate elements. ---*/ 0, class { static method(x = 0, x) { } };