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/* -------------------------------------------
Copyright Zeta Electronics Corporation
------------------------------------------- */
#pragma once
#include <NewKit/Defines.hpp>
#include <NewKit/KernelCheck.hpp>
namespace NewOS
{
template <typename T>
class Ref final
{
public:
Ref() = default;
~Ref() = default;
public:
Ref(T cls, const bool& strong = false)
: fClass(cls), fStrong(strong)
{
}
Ref& operator=(T ref)
{
fClass = ref;
return *this;
}
public:
T operator->() const
{
return fClass;
}
T& Leak()
{
return fClass;
}
T operator*()
{
return fClass;
}
bool IsStrong() const
{
return fStrong;
}
operator bool()
{
return fStrong;
}
private:
T fClass;
bool fStrong{false};
};
template <typename T>
class NonNullRef final
{
public:
NonNullRef() = delete;
NonNullRef(nullPtr) = delete;
NonNullRef(T* ref)
: fRef(ref, true)
{
}
Ref<T>& operator->()
{
MUST_PASS(fRef);
return fRef;
}
NonNullRef& operator=(const NonNullRef<T>& ref) = delete;
NonNullRef(const NonNullRef<T>& ref) = default;
private:
Ref<T> fRef{nullptr};
};
} // namespace NewOS
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