meth-static-ary-ptrn-rest-ary-elem.js (3441B)
1 // This file was procedurally generated from the following sources: 2 // - src/dstr-binding/ary-ptrn-rest-ary-elem.case 3 // - src/dstr-binding/default/cls-decl-meth-static.template 4 /*--- 5 description: Rest element containing an array BindingElementList pattern (static class expression method) 6 esid: sec-runtime-semantics-bindingclassdeclarationevaluation 7 features: [destructuring-binding] 8 flags: [generated] 9 info: | 10 ClassDeclaration : class BindingIdentifier ClassTail 11 12 1. Let className be StringValue of BindingIdentifier. 13 2. Let value be the result of ClassDefinitionEvaluation of ClassTail with 14 argument className. 15 [...] 16 17 14.5.14 Runtime Semantics: ClassDefinitionEvaluation 18 19 21. For each ClassElement m in order from methods 20 a. If IsStatic of m is false, then 21 b. Else, 22 Let status be the result of performing PropertyDefinitionEvaluation for 23 m with arguments F and false. 24 [...] 25 26 14.3.8 Runtime Semantics: DefineMethod 27 28 MethodDefinition : PropertyName ( StrictFormalParameters ) { FunctionBody } 29 30 [...] 31 6. Let closure be FunctionCreate(kind, StrictFormalParameters, FunctionBody, 32 scope, strict). If functionPrototype was passed as a parameter then pass its 33 value as the functionPrototype optional argument of FunctionCreate. 34 [...] 35 36 9.2.1 [[Call]] ( thisArgument, argumentsList) 37 38 [...] 39 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). 40 [...] 41 42 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) 43 44 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). 45 [...] 46 47 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) 48 49 [...] 50 23. Let iteratorRecord be Record {[[iterator]]: 51 CreateListIterator(argumentsList), [[done]]: false}. 52 24. If hasDuplicates is true, then 53 [...] 54 25. Else, 55 b. Let formalStatus be IteratorBindingInitialization for formals with 56 iteratorRecord and env as arguments. 57 [...] 58 59 13.3.3.6 Runtime Semantics: IteratorBindingInitialization 60 61 BindingRestElement : ... BindingPattern 62 63 1. Let A be ArrayCreate(0). 64 [...] 65 3. Repeat 66 [...] 67 b. If iteratorRecord.[[done]] is true, then 68 i. Return the result of performing BindingInitialization of 69 BindingPattern with A and environment as the arguments. 70 [...] 71 72 13.3.3.6 Runtime Semantics: IteratorBindingInitialization 73 74 SingleNameBinding : BindingIdentifier Initializeropt 75 76 [...] 77 4. If iteratorRecord.[[done]] is false, then 78 a. Let next be IteratorStep(iteratorRecord.[[iterator]]). 79 b. If next is an abrupt completion, set iteratorRecord.[[done]] to true. 80 c. ReturnIfAbrupt(next). 81 d. If next is false, set iteratorRecord.[[done]] to true. 82 e. Else, 83 [...] 84 i. Let v be IteratorValue(next). 85 ii. If v is an abrupt completion, set 86 iteratorRecord.[[done]] to true. 87 iii. ReturnIfAbrupt(v). 88 5. If iteratorRecord.[[done]] is true, let v be undefined. 89 [...] 90 8. Return InitializeReferencedBinding(lhs, v). 91 ---*/ 92 93 var callCount = 0; 94 class C { 95 static method([...[x, y, z]]) { 96 assert.sameValue(x, 3); 97 assert.sameValue(y, 4); 98 assert.sameValue(z, 5); 99 callCount = callCount + 1; 100 } 101 }; 102 103 C.method([3, 4, 5]); 104 assert.sameValue(callCount, 1, 'method invoked exactly once'); 105 106 reportCompare(0, 0);