| // This file was procedurally generated from the following sources: |
| // - src/dstr-binding/ary-ptrn-rest-id-iter-close.case |
| // - src/dstr-binding/iter-close/for-var.template |
| /*--- |
| description: The iterator is properly consumed by the destructuring 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. |
| ---*/ |
| const iter = (function* () { |
| yield; |
| yield; |
| })(); |
| |
| |
| function fn() { |
| for (var [...x] = iter; ; ) { |
| return; |
| } |
| } |
| |
| fn(); |
| |
| assert.sameValue(iter.next().done, true, 'iteration occurred as expected'); |