// |reftest| error:SyntaxError // This file was procedurally generated from the following sources: // - src/dstr-binding/ary-ptrn-rest-not-final-id.case // - src/dstr-binding/default/gen-meth.template /*--- description: Rest element (identifier) may not be followed by any element (generator method) esid: sec-generator-function-definitions-runtime-semantics-propertydefinitionevaluation features: [generators, destructuring-binding] flags: [generated] negative: phase: parse type: SyntaxError info: | GeneratorMethod : * PropertyName ( StrictFormalParameters ) { GeneratorBody } 1. Let propKey be the result of evaluating PropertyName. 2. ReturnIfAbrupt(propKey). 3. If the function code for this GeneratorMethod is strict mode code, let strict be true. Otherwise let strict be false. 4. Let scope be the running execution context's LexicalEnvironment. 5. Let closure be GeneratorFunctionCreate(Method, StrictFormalParameters, GeneratorBody, scope, strict). [...] 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. [...] 13.3.3 Destructuring Binding Patterns ArrayBindingPattern[Yield] : [ Elisionopt BindingRestElement[?Yield]opt ] [ BindingElementList[?Yield] ] [ BindingElementList[?Yield] , Elisionopt BindingRestElement[?Yield]opt ] ---*/ $DONOTEVALUATE(); var callCount = 0; var obj = { *method([...x, y]) { callCount = callCount + 1; } }; obj.method([1, 2, 3]).next(); assert.sameValue(callCount, 1, 'generator method invoked exactly once');