118 lines
2.8 KiB
C++
118 lines
2.8 KiB
C++
/* Copyright (C) 2024 Wildfire Games.
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* This file is part of 0 A.D.
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*
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* 0 A.D. is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* 0 A.D. is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "precompiled.h"
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#include "Promises.h"
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#include "lib/debug.h"
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#include "scriptinterface/FunctionWrapper.h"
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#include "scriptinterface/Object.h"
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#include "scriptinterface/ScriptInterface.h"
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#include "scriptinterface/ScriptRequest.h"
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namespace Script
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{
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void UnhandledRejectedPromise(JSContext* cx, bool, JS::HandleObject promise,
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JS::PromiseRejectionHandlingState state, void*)
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{
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if (state == JS::PromiseRejectionHandlingState::Handled)
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return;
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const ScriptRequest rq{cx};
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JS::RootedValue reason(cx, JS::GetPromiseResult(promise));
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std::string asString;
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ScriptFunction::Call(rq, reason, "toString", asString);
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std::string stack;
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Script::GetProperty(rq, reason, "stack", stack);
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LOGERROR("An unhandled promise got rejected:\n%s\n%s", asString, stack);
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}
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void JobQueue::runJobs(JSContext*)
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{
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while (!m_Jobs.empty())
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{
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QueueElement& element = m_Jobs.front();
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ScriptRequest rq{element.scriptInterface};
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JS::RootedObject localJob{rq.cx, element.job};
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m_Jobs.pop();
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JS::RootedValue globV{rq.cx, rq.globalValue()};
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JS::RootedValue rval{rq.cx};
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JS::Call(rq.cx, globV, localJob, JS::HandleValueArray::empty(), &rval);
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}
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}
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JSObject* JobQueue::getIncumbentGlobal(JSContext* cx)
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{
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return JS::CurrentGlobalOrNull(cx);
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}
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bool JobQueue::enqueuePromiseJob(JSContext* cx, JS::HandleObject, JS::HandleObject job, JS::HandleObject,
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JS::HandleObject)
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{
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try
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{
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m_Jobs.push({ScriptRequest{cx}.GetScriptInterface(), JS::PersistentRootedObject{cx, job}});
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return true;
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}
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catch (...)
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{
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return false;
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}
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}
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bool JobQueue::empty() const
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{
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return m_Jobs.empty();
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}
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js::UniquePtr<JS::JobQueue::SavedJobQueue> JobQueue::saveJobQueue(JSContext*)
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{
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class SavedJobQueue : public JS::JobQueue::SavedJobQueue
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{
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public:
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SavedJobQueue(QueueType& queue) :
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externQueue{queue},
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internQueue{std::move(queue)}
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{}
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~SavedJobQueue() final
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{
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ENSURE(externQueue.empty());
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externQueue = std::move(internQueue);
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}
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private:
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QueueType& externQueue;
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QueueType internQueue;
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};
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try
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{
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return js::MakeUnique<SavedJobQueue>(m_Jobs);
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}
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catch (...)
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{
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return nullptr;
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}
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}
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} // namespace Script
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