| // This file was procedurally generated from the following sources: |
| // - src/dstr-binding/obj-ptrn-rest-val-obj.case |
| // - src/dstr-binding/default/for-var.template |
| /*--- |
| description: Rest object contains just unextracted data (for statement) |
| esid: sec-for-statement-runtime-semantics-labelledevaluation |
| features: [object-rest, destructuring-binding] |
| flags: [generated] |
| includes: [propertyHelper.js] |
| 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. |
| ---*/ |
| |
| var iterCount = 0; |
| |
| for (var {a, b, ...rest} = {x: 1, y: 2, a: 5, b: 3}; iterCount < 1; ) { |
| assert.sameValue(rest.a, undefined); |
| assert.sameValue(rest.b, undefined); |
| |
| verifyProperty(rest, "x", { |
| enumerable: true, |
| writable: true, |
| configurable: true, |
| value: 1 |
| }); |
| |
| verifyProperty(rest, "y", { |
| enumerable: true, |
| writable: true, |
| configurable: true, |
| value: 2 |
| }); |
| iterCount += 1; |
| } |
| |
| assert.sameValue(iterCount, 1, 'Iteration occurred as expected'); |