async-gen-meth-static-ary-ptrn-rest-id-elision-next-err.js (2426B)
1 // This file was procedurally generated from the following sources: 2 // - src/dstr-binding/ary-ptrn-rest-id-elision-next-err.case 3 // - src/dstr-binding/error/cls-expr-async-gen-meth-static.template 4 /*--- 5 description: Rest element following elision elements (static class expression async generator method) 6 esid: sec-class-definitions-runtime-semantics-evaluation 7 features: [generators, async-iteration] 8 flags: [generated] 9 info: | 10 ClassExpression : class BindingIdentifieropt ClassTail 11 12 1. If BindingIdentifieropt is not present, let className be undefined. 13 2. Else, let className be StringValue of BindingIdentifier. 14 3. Let value be the result of ClassDefinitionEvaluation of ClassTail 15 with argument className. 16 [...] 17 18 14.5.14 Runtime Semantics: ClassDefinitionEvaluation 19 20 21. For each ClassElement m in order from methods 21 a. If IsStatic of m is false, then 22 b. Else, 23 Let status be the result of performing PropertyDefinitionEvaluation 24 for m with arguments F and false. 25 [...] 26 27 Runtime Semantics: PropertyDefinitionEvaluation 28 29 AsyncGeneratorMethod : 30 async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) 31 { AsyncGeneratorBody } 32 33 1. Let propKey be the result of evaluating PropertyName. 34 2. ReturnIfAbrupt(propKey). 35 3. If the function code for this AsyncGeneratorMethod is strict mode code, let strict be true. 36 Otherwise let strict be false. 37 4. Let scope be the running execution context's LexicalEnvironment. 38 5. Let closure be ! AsyncGeneratorFunctionCreate(Method, UniqueFormalParameters, 39 AsyncGeneratorBody, scope, strict). 40 [...] 41 42 13.3.3.6 Runtime Semantics: IteratorBindingInitialization 43 ArrayBindingPattern : [ Elisionopt BindingRestElement ] 44 1. If Elision is present, then 45 a. Let status be the result of performing 46 IteratorDestructuringAssignmentEvaluation of Elision with 47 iteratorRecord as the argument. 48 b. ReturnIfAbrupt(status). 49 2. Return the result of performing IteratorBindingInitialization for 50 BindingRestElement with iteratorRecord and environment as arguments. 51 52 ---*/ 53 var iter = (function*() { throw new Test262Error(); })(); 54 55 56 var C = class { 57 static async *method([, ...x]) { 58 59 } 60 }; 61 62 var method = C.method; 63 64 assert.throws(Test262Error, function() { 65 method(iter); 66 }); 67 68 reportCompare(0, 0);