// This file was procedurally generated from the following sources: // - src/function-forms/params-trailing-comma-multiple.case // - src/function-forms/default/meth.template /*--- description: A trailing comma should not increase the respective length, using multiple parameters (method) esid: sec-runtime-semantics-definemethod flags: [generated] info: | 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. [...] Trailing comma in the parameters list 14.1 Function Definitions FormalParameters[Yield, Await] : FormalParameterList[?Yield, ?Await] , ---*/ var callCount = 0; var obj = { method(a, b,) { assert.sameValue(a, 42); assert.sameValue(b, 39); callCount = callCount + 1; } }; obj.method(42, 39, 1); // Stores a reference `ref` for case evaluation var ref = obj.method; assert.sameValue(callCount, 1, 'method invoked exactly once'); assert.sameValue(ref.length, 2, 'length is properly set');