// This file was procedurally generated from the following sources: // - src/dstr-binding/ary-ptrn-rest-ary-empty.case // - src/dstr-binding/default/for-var.template /*--- description: Rest element containing an "empty" array pattern (for statement) esid: sec-for-statement-runtime-semantics-labelledevaluation features: [generators, destructuring-binding] flags: [generated] info: | IterationStatement : for ( var VariableDeclarationList ; Expressionopt ; Expressionopt ) Statement 1. Let varDcl be the result of evaluating VariableDeclarationList. [...] 13.3.2.4 Runtime Semantics: Evaluation VariableDeclarationList : VariableDeclarationList , VariableDeclaration 1. Let next be the result of evaluating VariableDeclarationList. 2. ReturnIfAbrupt(next). 3. Return the result of evaluating VariableDeclaration. VariableDeclaration : BindingPattern Initializer 1. Let rhs be the result of evaluating Initializer. 2. Let rval be GetValue(rhs). 3. ReturnIfAbrupt(rval). 4. Return the result of performing BindingInitialization for BindingPattern passing rval and undefined as arguments. 13.3.3.6 Runtime Semantics: IteratorBindingInitialization BindingRestElement : ... BindingPattern 1. Let A be ArrayCreate(0). [...] 3. Repeat [...] b. If iteratorRecord.[[done]] is true, then i. Return the result of performing BindingInitialization of BindingPattern with A and environment as the arguments. [...] 13.3.3.6 Runtime Semantics: IteratorBindingInitialization ArrayBindingPattern : [ ] 1. Return NormalCompletion(empty). ---*/ var iterations = 0; var iter = function*() { iterations += 1; }(); var iterCount = 0; for (var [...[]] = iter; iterCount < 1; ) { assert.sameValue(iterations, 1); iterCount += 1; } assert.sameValue(iterCount, 1, 'Iteration occurred as expected'); reportCompare(0, 0);