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/*
* Copyright (C) 2017 Apple Inc. All rights reserved.
* Copyright (C) 2017 Yusuke Suzuki <utatane.tea@gmail.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <JavaScriptCore/JSPromise.h>
#include <JavaScriptCore/WeakGCMap.h>
#include <wtf/CheckedRef.h>
#include <wtf/Forward.h>
#include <wtf/Noncopyable.h>
#include <wtf/TZoneMalloc.h>
#include <wtf/Vector.h>
#include <wtf/WeakRef.h>
namespace JSC {
class VM;
}
namespace WebCore {
class DOMPromise;
class JSDOMGlobalObject;
class ScriptExecutionContext;
class UnhandledPromise;
class RejectedPromiseTracker final : public CanMakeCheckedPtr<RejectedPromiseTracker> {
WTF_MAKE_TZONE_ALLOCATED(RejectedPromiseTracker);
WTF_MAKE_NONCOPYABLE(RejectedPromiseTracker);
WTF_OVERRIDE_DELETE_FOR_CHECKED_PTR(RejectedPromiseTracker);
public:
explicit RejectedPromiseTracker(ScriptExecutionContext&, JSC::VM&);
~RejectedPromiseTracker();
void promiseRejected(JSDOMGlobalObject&, JSC::JSPromise&);
void promiseHandled(JSDOMGlobalObject&, JSC::JSPromise&);
void processQueueSoon();
private:
void reportUnhandledRejections(Vector<UnhandledPromise>&&);
void reportRejectionHandled(Ref<DOMPromise>&&);
WeakRef<ScriptExecutionContext> m_context;
Vector<UnhandledPromise> m_aboutToBeNotifiedRejectedPromises;
JSC::WeakGCMap<JSC::JSPromise*, JSC::JSPromise> m_outstandingRejectedPromises;
};
} // namespace WebCore
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