Deukhoofd/Arbutils
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Allow borrowing as nonnull or optional pointers.
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Deukhoofd
2020-03-30 17:58:11 +02:00
parent 9e2805f684
commit 16b082f00d
2 changed files with 8 additions and 6 deletions
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11
src/Memory/NonNullOwnPtr.hpp
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@@ -3,14 +3,14 @@
#include "../Assert.hpp" #include "../Assert.hpp"
#include "NonNullBorrowedPtr.hpp" #include "NonNullBorrowedPtr.hpp"
#include "OwnPtr.hpp" #include "BorrowedPtr.hpp"
namespace Arbutils::Memory { namespace Arbutils::Memory {
template <class T> class NonNullOwnPtr { template <class T> class NonNullOwnPtr {
T* _ptr; T* _ptr;
public: public:
inline NonNullOwnPtr() {}; inline NonNullOwnPtr(){};
inline NonNullOwnPtr(T* ptr) : _ptr(ptr) { AssertNotNull(ptr); }; inline NonNullOwnPtr(T* ptr) : _ptr(ptr) { AssertNotNull(ptr); };
NonNullOwnPtr<T>(const NonNullOwnPtr<T>&) = delete; NonNullOwnPtr<T>(const NonNullOwnPtr<T>&) = delete;
@@ -21,10 +21,9 @@ namespace Arbutils::Memory {
inline constexpr const T* GetUnsafe() const noexcept { return _ptr; } inline constexpr const T* GetUnsafe() const noexcept { return _ptr; }
inline NonNullBorrowedPtr<T> Borrow() { return NonNullBorrowedPtr<T>(_ptr); } inline NonNullBorrowedPtr<T> Borrow() { return NonNullBorrowedPtr<T>(_ptr); }
inline const NonNullBorrowedPtr<const T> Borrow() const { return NonNullBorrowedPtr<const T>(_ptr); }
inline const NonNullBorrowedPtr<const T> Borrow() const{ inline BorrowedPtr<T> BorrowOptional() { return BorrowedPtr<T>(_ptr); }
return NonNullBorrowedPtr<const T>(_ptr); inline const BorrowedPtr<const T> BorrowOptional() const { return BorrowedPtr<const T>(_ptr); }
}
T* operator->() noexcept { return _ptr; } T* operator->() noexcept { return _ptr; }
const T* operator->() const noexcept { return _ptr; } const T* operator->() const noexcept { return _ptr; }

3
src/Memory/OwnPtr.hpp
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@@ -3,6 +3,7 @@
#include <memory> #include <memory>
#include "BorrowedPtr.hpp" #include "BorrowedPtr.hpp"
#include "NonNullBorrowedPtr.hpp"
namespace Arbutils::Memory { namespace Arbutils::Memory {
template <class T> class OwnPtr { template <class T> class OwnPtr {
@@ -22,6 +23,8 @@ namespace Arbutils::Memory {
inline BorrowedPtr<T> Borrow() { return BorrowedPtr<T>(_ptr); } inline BorrowedPtr<T> Borrow() { return BorrowedPtr<T>(_ptr); }
inline const BorrowedPtr<const T> Borrow() const { return BorrowedPtr<const T>(_ptr); } inline const BorrowedPtr<const T> Borrow() const { return BorrowedPtr<const T>(_ptr); }
inline BorrowedPtr<T> BorrowNonNull() { return NonNullBorrowedPtr<T>(_ptr); }
inline const BorrowedPtr<const T> BorrowNonNull() const { return NonNullBorrowedPtr<const T>(_ptr); }
T* operator->() noexcept { return _ptr; } T* operator->() noexcept { return _ptr; }
const T* operator->() const noexcept { return _ptr; } const T* operator->() const noexcept { return _ptr; }