| // This file was procedurally generated from the following sources: |
| // - src/dstr-assignment/obj-rest-same-name.case |
| // - src/dstr-assignment/default/assignment-expr.template |
| /*--- |
| description: Proper setting in the values for rest name equal to a property name. (AssignmentExpression) |
| esid: sec-variable-statement-runtime-semantics-evaluation |
| es6id: 13.3.2.4 |
| features: [object-rest, destructuring-binding] |
| flags: [generated] |
| info: | |
| 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 o = { |
| x: 42, |
| y: 39, |
| z: 'cheeseburger' |
| }; |
| |
| var x, y, z; |
| |
| var result; |
| var vals = o; |
| |
| result = { x, ...z } = vals; |
| |
| assert.sameValue(x, 42); |
| assert.sameValue(y, undefined); |
| assert.sameValue(z.y, 39); |
| assert.sameValue(z.z, 'cheeseburger'); |
| |
| var keys = Object.keys(z); |
| assert.sameValue(keys.length, 2); |
| assert.sameValue(keys[0], 'y'); |
| assert.sameValue(keys[1], 'z'); |
| |
| assert.sameValue(result, vals); |