ref.cpp

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#include "fl/ptr.h"
 
#include "fl/namespace.h"
 
namespace fl {
 
Referent::Referent() : mRefCount(0) {}
Referent::~Referent() = default;
void Referent::ref() { mRefCount++; }
 
int Referent::ref_count() const { return mRefCount; }
 
void Referent::unref() {
    if (--mRefCount == 0) {
        if (mWeakPtr) {
            mWeakPtr->setReferent(nullptr);
            mWeakPtr.reset();
        }
        destroy();
    }
}
 
void Referent::destroy() { delete this; }
 
Referent::Referent(const Referent &) = default;
Referent &Referent::operator=(const Referent &) = default;
Referent::Referent(Referent &&) = default;
Referent &Referent::operator=(Referent &&) = default;
 
}  // namespace fl