| // This file was procedurally generated from the following sources: |
| // - src/dstr-binding/obj-ptrn-rest-skip-non-enumerable.case |
| // - src/dstr-binding/default/meth-dflt.template |
| /*--- |
| description: Rest object doesn't contain non-enumerable properties (method (default parameter)) |
| esid: sec-runtime-semantics-definemethod |
| features: [object-rest, destructuring-binding, default-parameters] |
| flags: [generated] |
| includes: [propertyHelper.js] |
| info: | |
| MethodDefinition : PropertyName ( StrictFormalParameters ) { FunctionBody } |
| |
| [...] |
| 6. Let closure be FunctionCreate(kind, StrictFormalParameters, |
| FunctionBody, scope, strict). If functionPrototype was passed as a |
| parameter then pass its value as the functionPrototype optional argument |
| of FunctionCreate. |
| [...] |
| |
| 9.2.1 [[Call]] ( thisArgument, argumentsList) |
| |
| [...] |
| 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). |
| [...] |
| |
| 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) |
| |
| 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). |
| [...] |
| |
| 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) |
| |
| [...] |
| 23. Let iteratorRecord be Record {[[iterator]]: |
| CreateListIterator(argumentsList), [[done]]: false}. |
| 24. If hasDuplicates is true, then |
| [...] |
| 25. Else, |
| b. Let formalStatus be IteratorBindingInitialization for formals with |
| iteratorRecord and env as arguments. |
| [...] |
| ---*/ |
| var o = {a: 3, b: 4}; |
| Object.defineProperty(o, "x", { value: 4, enumerable: false }); |
| |
| var callCount = 0; |
| var obj = { |
| method({...rest} = o) { |
| assert.sameValue(rest.x, undefined); |
| |
| verifyProperty(rest, "a", { |
| enumerable: true, |
| writable: true, |
| configurable: true, |
| value: 3 |
| }); |
| |
| verifyProperty(rest, "b", { |
| enumerable: true, |
| writable: true, |
| configurable: true, |
| value: 4 |
| }); |
| callCount = callCount + 1; |
| } |
| }; |
| |
| obj.method(); |
| assert.sameValue(callCount, 1, 'method invoked exactly once'); |