| // This file was procedurally generated from the following sources: |
| // - src/dstr-binding/ary-ptrn-elem-id-init-hole.case |
| // - src/dstr-binding/default/cls-decl-private-meth-dflt.template |
| /*--- |
| description: Destructuring initializer with a "hole" (private class expression method (default parameter)) |
| esid: sec-runtime-semantics-bindingclassdeclarationevaluation |
| features: [class, class-methods-private, destructuring-binding, default-parameters] |
| flags: [generated] |
| info: | |
| ClassDeclaration : class BindingIdentifier ClassTail |
| |
| 1. Let className be StringValue of BindingIdentifier. |
| 2. 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 |
| i. Let status be the result of performing |
| PropertyDefinitionEvaluation for m with arguments proto 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. |
| [...] |
| |
| 13.3.3.6 Runtime Semantics: IteratorBindingInitialization |
| SingleNameBinding : BindingIdentifier Initializeropt |
| [...] 6. If Initializer is present and v is undefined, then |
| a. Let defaultValue be the result of evaluating Initializer. |
| b. Let v be GetValue(defaultValue). |
| [...] |
| 7. If environment is undefined, return PutValue(lhs, v). 8. Return InitializeReferencedBinding(lhs, v). |
| ---*/ |
| |
| var callCount = 0; |
| class C { |
| #method([x = 23] = [,]) { |
| assert.sameValue(x, 23); |
| // another statement |
| callCount = callCount + 1; |
| } |
| |
| get method() { |
| return this.#method; |
| } |
| }; |
| |
| new C().method(); |
| assert.sameValue(callCount, 1, 'method invoked exactly once'); |