Promises.h

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/* Copyright (C) 2024 Wildfire Games.
 * This file is part of 0 A.D.
 *
 * 0 A.D. is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 *
 * 0 A.D. is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with 0 A.D.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef INCLUDED_SCRIPTINTERFACE_JOBQUEUE
#define INCLUDED_SCRIPTINTERFACE_JOBQUEUE
 
#if MSC_VERSION
# pragma warning(push, 1)
#endif
#include "js/Promise.h"
#if MSC_VERSION
# pragma warning(pop)
#endif
 
#include <queue>
 
class ScriptInterface;
 
namespace Script
{
void UnhandledRejectedPromise(JSContext* cx, bool, JS::HandleObject promise,
    JS::PromiseRejectionHandlingState state, void*);
 
class JobQueue final : public JS::JobQueue
{
public:
    ~JobQueue() final = default;
 
    void runJobs(JSContext*) final;
 
private:
    JSObject* getIncumbentGlobal(JSContext* cx) final;
 
    bool enqueuePromiseJob(JSContext* cx, JS::HandleObject, JS::HandleObject job, JS::HandleObject,
        JS::HandleObject) final;
 
    bool empty() const final;
 
    js::UniquePtr<JS::JobQueue::SavedJobQueue> saveJobQueue(JSContext*) final;
 
    struct QueueElement
    {
        const ScriptInterface& scriptInterface;
        JS::PersistentRootedObject job;
    };
    using QueueType = std::queue<QueueElement>;
    QueueType m_Jobs;
};
}
 
#endif // INCLUDED_SCRIPTINTERFACE_JOBQUEUE