59 lines
2.7 KiB
Plaintext
59 lines
2.7 KiB
Plaintext
/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* The origin of this IDL file is
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* http://dom.spec.whatwg.org/#promises
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*/
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// TODO We use object instead Function. There is an open issue on WebIDL to
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// have different types for "platform-provided function" and "user-provided
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// function"; for now, we just use "object".
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callback PromiseInit = void (object resolve, object reject);
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[TreatNonCallableAsNull]
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callback AnyCallback = any (any value);
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// REMOVE THE RELEVANT ENTRY FROM test_interfaces.html WHEN THIS IS IMPLEMENTED IN JS.
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[Constructor(PromiseInit init),
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Exposed=(Window,Worker,System)]
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// Need to escape "Promise" so it's treated as an identifier.
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interface _Promise {
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// Have to use "any" (or "object", but "any" is simpler) as the type to
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// support the subclassing behavior, since nothing actually requires the
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// return value of PromiseSubclass.resolve/reject to be a Promise object.
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[NewObject, Throws]
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static any resolve(optional any value);
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[NewObject, Throws]
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static any reject(optional any value);
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// The [TreatNonCallableAsNull] annotation is required since then() should do
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// nothing instead of throwing errors when non-callable arguments are passed.
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// Have to use "any" (or "object", but "any" is simpler) as the type to
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// support the subclassing behavior, since nothing actually requires the
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// return value of PromiseSubclass.then/catch to be a Promise object.
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[NewObject, Throws]
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any then([TreatNonCallableAsNull] optional AnyCallback? fulfillCallback = null,
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[TreatNonCallableAsNull] optional AnyCallback? rejectCallback = null);
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[NewObject, Throws]
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any catch([TreatNonCallableAsNull] optional AnyCallback? rejectCallback = null);
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// Have to use "any" (or "object", but "any" is simpler) as the type to
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// support the subclassing behavior, since nothing actually requires the
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// return value of PromiseSubclass.all to be a Promise object. As a result,
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// we also have to do our argument conversion manually, because we want to
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// convert its exceptions into rejections.
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[NewObject, Throws]
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static any all(optional any iterable);
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// Have to use "any" (or "object", but "any" is simpler) as the type to
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// support the subclassing behavior, since nothing actually requires the
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// return value of PromiseSubclass.race to be a Promise object. As a result,
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// we also have to do our argument conversion manually, because we want to
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// convert its exceptions into rejections.
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[NewObject, Throws]
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static any race(optional any iterable);
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};
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