// This file was procedurally generated from the following sources: // - src/dstr-binding/ary-ptrn-rest-id-elision.case // - src/dstr-binding/default/for-let.template /*--- description: Rest element following elision elements (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 ArrayBindingPattern : [ Elisionopt BindingRestElement ] 1. If Elision is present, then a. Let status be the result of performing IteratorDestructuringAssignmentEvaluation of Elision with iteratorRecord as the argument. b. ReturnIfAbrupt(status). 2. Return the result of performing IteratorBindingInitialization for BindingRestElement with iteratorRecord and environment as arguments. ---*/ var values = [1, 2, 3, 4, 5]; var iterCount = 0; for (let [ , , ...x] = values; iterCount < 1; ) { assert(Array.isArray(x)); assert.sameValue(x.length, 3); assert.sameValue(x[0], 3); assert.sameValue(x[1], 4); assert.sameValue(x[2], 5); assert.notSameValue(x, values); iterCount += 1; } assert.sameValue(iterCount, 1, 'Iteration occurred as expected'); reportCompare(0, 0);