mirror of
https://github.com/oven-sh/bun
synced 2026-02-15 05:12:29 +00:00
48 lines
2.0 KiB
C++
48 lines
2.0 KiB
C++
/*
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* Copyright (C) 1999-2001 Harri Porten (porten@kde.org)
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* Copyright (C) 2004-2011, 2013, 2016 Apple Inc. All rights reserved.
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* Copyright (C) 2007 Samuel Weinig <sam@webkit.org>
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* Copyright (C) 2013 Michael Pruett <michael@68k.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "root.h"
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#include "JSDOMWrapperCache.h"
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namespace WebCore {
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using namespace JSC;
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Structure* getCachedDOMStructure(const JSDOMGlobalObject& globalObject, const ClassInfo* classInfo)
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{
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return globalObject.structures().get(classInfo).get();
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}
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Structure* cacheDOMStructure(JSDOMGlobalObject& globalObject, Structure* structure, const ClassInfo* classInfo)
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{
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auto addToStructures = [](JSDOMStructureMap& structures, JSDOMGlobalObject& globalObject, Structure* structure, const ClassInfo* classInfo) {
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ASSERT(!structures.contains(classInfo));
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return structures.set(classInfo, WriteBarrier<Structure>(globalObject.vm(), &globalObject, structure)).iterator->value.get();
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};
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if (globalObject.vm().heap.mutatorShouldBeFenced()) {
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Locker locker { globalObject.gcLock() };
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return addToStructures(globalObject.structures(), globalObject, structure, classInfo);
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}
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return addToStructures(globalObject.structures(NoLockingNecessary), globalObject, structure, classInfo);
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}
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} // namespace WebCore
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