JavaScriptCore-7601.1.46.3.tar.gz

[apple/javascriptcore.git] / runtime / WeakGCMapInlines.h

/*
 * Copyright (C) 2015 Apple Inc. All rights reserved.
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#ifndef WeakGCMapInlines_h
#define WeakGCMapInlines_h

#include "HeapInlines.h"
#include "WeakGCMap.h"

namespace JSC {

template<typename KeyArg, typename ValueArg, typename HashArg, typename KeyTraitsArg>
inline WeakGCMap<KeyArg, ValueArg, HashArg, KeyTraitsArg>::WeakGCMap(VM& vm)
    : m_vm(vm)
{
    vm.heap.registerWeakGCMap(this, [this]() {
        pruneStaleEntries();
    });
}

template<typename KeyArg, typename ValueArg, typename HashArg, typename KeyTraitsArg>
inline WeakGCMap<KeyArg, ValueArg, HashArg, KeyTraitsArg>::~WeakGCMap()
{
    m_vm.heap.unregisterWeakGCMap(this);
}

template<typename KeyArg, typename ValueArg, typename HashArg, typename KeyTraitsArg>
NEVER_INLINE void WeakGCMap<KeyArg, ValueArg, HashArg, KeyTraitsArg>::pruneStaleEntries()
{
    m_map.removeIf([](typename HashMapType::KeyValuePairType& entry) {
        return !entry.value;
    });
}

} // namespace JSC

#endif // WeakGCMapInlines_h