| // This file was procedurally generated from the following sources: |
| // - src/generators/yield-spread-obj.case |
| // - src/generators/default/class-decl-method.template |
| /*--- |
| description: Use yield value in a object spread position (Generator method as a ClassDeclaration element) |
| esid: prod-GeneratorMethod |
| features: [object-spread, generators] |
| flags: [generated] |
| info: | |
| ClassElement : |
| MethodDefinition |
| |
| MethodDefinition : |
| GeneratorMethod |
| |
| 14.4 Generator Function Definitions |
| |
| GeneratorMethod : |
| * PropertyName ( UniqueFormalParameters ) { GeneratorBody } |
| |
| |
| Spread Properties |
| |
| PropertyDefinition[Yield]: |
| (...) |
| ...AssignmentExpression[In, ?Yield] |
| |
| ---*/ |
| |
| var callCount = 0; |
| |
| class C { *gen() { |
| callCount += 1; |
| yield { |
| ...yield, |
| y: 1, |
| ...yield yield, |
| }; |
| }} |
| |
| var gen = C.prototype.gen; |
| |
| var iter = gen(); |
| |
| iter.next(); |
| iter.next({ x: 42 }); |
| iter.next({ x: 'lol' }); |
| var item = iter.next({ y: 39 }); |
| |
| assert.sameValue(item.value.x, 42); |
| assert.sameValue(item.value.y, 39); |
| assert.sameValue(Object.keys(item.value).length, 2); |
| assert.sameValue(item.done, false); |
| |
| assert.sameValue(callCount, 1); |