| // This file was procedurally generated from the following sources: |
| // - src/dstr-binding/ary-ptrn-elem-ary-val-null.case |
| // - src/dstr-binding/error/cls-decl-gen-meth-static-dflt.template |
| /*--- |
| description: Nested array destructuring with a null value (static class expression generator method (default parameter)) |
| esid: sec-runtime-semantics-bindingclassdeclarationevaluation |
| features: [generators, 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 |
| b. Else, |
| Let status be the result of performing PropertyDefinitionEvaluation for |
| m with arguments F and false. |
| [...] |
| |
| 14.4.13 Runtime Semantics: PropertyDefinitionEvaluation |
| |
| 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. |
| [...] |
| |
| 13.3.3.6 Runtime Semantics: IteratorBindingInitialization |
| |
| BindingElement : BindingPattern Initializeropt |
| |
| 1. If iteratorRecord.[[done]] is false, then |
| [...] |
| e. Else |
| i. Let v be IteratorValue(next). |
| [...] |
| 4. Return the result of performing BindingInitialization of BindingPattern |
| with v and environment as the arguments. |
| |
| 13.3.3.5 Runtime Semantics: BindingInitialization |
| |
| BindingPattern : ArrayBindingPattern |
| |
| 1. Let iterator be GetIterator(value). |
| 2. ReturnIfAbrupt(iterator). |
| ---*/ |
| |
| class C { |
| static *method([[x]] = [null]) {} |
| }; |
| |
| assert.throws(TypeError, function() { |
| C.method(); |
| }); |