// This file was procedurally generated from the following sources: // - src/dstr-binding/ary-ptrn-elem-ary-rest-iter.case // - src/dstr-binding/default/for-let.template /*--- description: BindingElement with array binding pattern and initializer is not used (for statement) esid: sec-for-statement-runtime-semantics-labelledevaluation features: [destructuring-binding] flags: [generated] info: | IterationStatement : for ( LexicalDeclaration Expressionopt ; Expressionopt ) Statement [...] 7. Let forDcl be the result of evaluating LexicalDeclaration. [...] LexicalDeclaration : LetOrConst BindingList ; 1. Let next be the result of evaluating BindingList. 2. ReturnIfAbrupt(next). 3. Return NormalCompletion(empty). BindingList : BindingList , LexicalBinding 1. Let next be the result of evaluating BindingList. 2. ReturnIfAbrupt(next). 3. Return the result of evaluating LexicalBinding. LexicalBinding : BindingPattern Initializer 1. Let rhs be the result of evaluating Initializer. 2. Let value be GetValue(rhs). 3. ReturnIfAbrupt(value). 4. Let env be the running execution context’s LexicalEnvironment. 5. Return the result of performing BindingInitialization for BindingPattern using value and env as the arguments. 13.3.3.6 Runtime Semantics: IteratorBindingInitialization BindingElement : BindingPatternInitializer opt 1. If iteratorRecord.[[done]] is false, then a. Let next be IteratorStep(iteratorRecord.[[iterator]]). [...] e. Else, i. Let v be IteratorValue(next). [...] 4. Return the result of performing BindingInitialization of BindingPattern with v and environment as the arguments. ---*/ var values = [2, 1, 3]; var initCount = 0; var iterCount = 0; for (let [[...x] = function() { initCount += 1; }()] = [values]; iterCount < 1; ) { assert(Array.isArray(x)); assert.sameValue(x[0], 2); assert.sameValue(x[1], 1); assert.sameValue(x[2], 3); assert.sameValue(x.length, 3); assert.notSameValue(x, values); assert.sameValue(initCount, 0); iterCount += 1; } assert.sameValue(iterCount, 1, 'Iteration occurred as expected'); reportCompare(0, 0);