gecko/dom/webidl/Promise.webidl

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/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/.
*
* The origin of this IDL file is
* http://dom.spec.whatwg.org/#promises
*/
// TODO We use object instead Function. There is an open issue on WebIDL to
// have different types for "platform-provided function" and "user-provided
// function"; for now, we just use "object".
callback PromiseInit = void (object resolve, object reject);
callback AnyCallback = any (optional any value);
[Func="mozilla::dom::Promise::EnabledForScope", Constructor(PromiseInit init)]
interface Promise {
// TODO bug 875289 - static Promise fulfill(any value);
// Disable the static methods when the interface object is supposed to be
// disabled, just in case some code decides to walk over to .constructor from
// the proto of a promise object or someone screws up and manages to create a
// Promise object in this scope without having resolved the interface object
// first.
[Creator, Throws, Func="mozilla::dom::Promise::EnabledForScope"]
static Promise resolve(any value); // same as any(value)
[Creator, Throws, Func="mozilla::dom::Promise::EnabledForScope"]
static Promise reject(any value);
[Creator]
Promise then([TreatUndefinedAs=Missing] optional AnyCallback fulfillCallback,
[TreatUndefinedAs=Missing] optional AnyCallback rejectCallback);
[Creator]
Promise catch([TreatUndefinedAs=Missing] optional AnyCallback rejectCallback);
};