ary-ptrn-elision-exhausted.js (1277B)
1 // This file was procedurally generated from the following sources: 2 // - src/dstr-binding/ary-ptrn-elision-exhausted.case 3 // - src/dstr-binding/default/let-stmt.template 4 /*--- 5 description: Elision accepts exhausted iterator (`let` statement) 6 esid: sec-let-and-const-declarations-runtime-semantics-evaluation 7 features: [generators, destructuring-binding] 8 flags: [generated] 9 info: | 10 LexicalBinding : BindingPattern Initializer 11 12 1. Let rhs be the result of evaluating Initializer. 13 2. Let value be GetValue(rhs). 14 3. ReturnIfAbrupt(value). 15 4. Let env be the running execution context's LexicalEnvironment. 16 5. Return the result of performing BindingInitialization for BindingPattern 17 using value and env as the arguments. 18 19 13.3.3.6 Runtime Semantics: IteratorBindingInitialization 20 21 ArrayBindingPattern : [ Elision ] 22 23 1. Return the result of performing 24 IteratorDestructuringAssignmentEvaluation of Elision with iteratorRecord 25 as the argument. 26 27 12.14.5.3 Runtime Semantics: IteratorDestructuringAssignmentEvaluation 28 29 Elision : , 30 31 1. If iteratorRecord.[[done]] is false, then 32 [...] 33 2. Return NormalCompletion(empty). 34 35 ---*/ 36 var iter = function*() {}(); 37 iter.next(); 38 39 let [,] = iter; 40 41 42 43 reportCompare(0, 0);