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Issue #1283 - Implement Promise.prototype.finally()

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This resolves #1283.
This commit is contained in:
André Bargull 2019-11-12 17:02:16 +01:00 • committed by Roy Tam
commit ff54e6899f
5 changed files with 105 additions and 1 deletions
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19
js/src/vm/SelfHosting.cpp
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@ -2102,6 +2102,21 @@ intrinsic_ModuleNamespaceExports(JSContext* cx, unsigned argc, Value* vp)
return true;
}
static bool
intrinsic_PromiseResolve(JSContext* cx, unsigned argc, Value* vp)
{
CallArgs args = CallArgsFromVp(argc, vp);
MOZ_ASSERT(args.length() == 2);
RootedObject constructor(cx, &args[0].toObject());
JSObject* promise = js::PromiseResolve(cx, constructor, args[1]);
if (!promise)
return false;
args.rval().setObject(*promise);
return true;
}
// The self-hosting global isn't initialized with the normal set of builtins.
// Instead, individual C++-implemented functions that're required by
// self-hosted code are defined as global functions. Accessing these
@ -2498,6 +2513,10 @@ static const JSFunctionSpec intrinsic_functions[] = {
JS_FN("AddModuleNamespaceBinding", intrinsic_AddModuleNamespaceBinding, 4, 0),
JS_FN("ModuleNamespaceExports", intrinsic_ModuleNamespaceExports, 1, 0),
JS_FN("IsPromiseObject", intrinsic_IsInstanceOfBuiltin<PromiseObject>, 1, 0),
JS_FN("CallPromiseMethodIfWrapped", CallNonGenericSelfhostedMethod<Is<PromiseObject>>, 2, 0),
JS_FN("PromiseResolve", intrinsic_PromiseResolve, 2, 0),
JS_FS_END
};