refactor(memory): disable comparison of TUniquePtr and TSharedPtr with nullptr

This commit is contained in:
2023-02-13 23:31:58 +08:00
parent 0c54bbe2ac
commit fb0d1e978d
3 changed files with 80 additions and 72 deletions

View File

@ -636,16 +636,18 @@ public:
FORCEINLINE TSharedRef& operator=(TSharedRef<U>&& InValue) { return Helper::MoveSharedReference(*this, MoveTemp(InValue)); }
/** Compares the pointer values of two TSharedRef. */
NODISCARD friend FORCEINLINE constexpr bool operator==(const TSharedRef& LHS, const TSharedRef& RHS) { return LHS.Get() == RHS.Get(); }
template <typename U> requires (CEqualityComparable<T*, TRemoveExtent<U>*>)
NODISCARD friend FORCEINLINE constexpr bool operator==(const TSharedRef& LHS, const TSharedRef<U>& RHS) { return LHS.Get() == RHS.Get(); }
/** Compares the pointer values of two TSharedRef. */
NODISCARD friend FORCEINLINE constexpr strong_ordering operator<=>(const TSharedRef& LHS, const TSharedRef& RHS) { return LHS.Get() <=> RHS.Get(); }
template <typename U> requires (CThreeWayComparable<T*, TRemoveExtent<U>*>)
NODISCARD friend FORCEINLINE constexpr strong_ordering operator<=>(const TSharedRef& LHS, const TSharedRef<U>& RHS) { return LHS.Get() <=> RHS.Get(); }
/** Compares the pointer values with a raw pointer. */
NODISCARD FORCEINLINE constexpr bool operator==(T* InPtr) const& { return Get() == InPtr; }
/** Compares the pointer values with nullptr. */
NODISCARD FORCEINLINE constexpr bool operator==(nullptr_t) const& { return Get() == nullptr; }
/** Compares the pointer values with a raw pointer. */
NODISCARD FORCEINLINE constexpr strong_ordering operator<=>(T* InPtr) const& { return Get() <=> InPtr; }
/** Compares the pointer values with nullptr. */
NODISCARD FORCEINLINE constexpr strong_ordering operator<=>(nullptr_t) const& { return Get() <=> static_cast<T*>(nullptr); }
/** TSharedRef cannot be initialized by nullptr. */
void Reset(nullptr_t) = delete;
@ -852,18 +854,18 @@ public:
FORCEINLINE TSharedRef& operator=(TSharedRef<U>&& InValue) { return Helper::MoveSharedReference(*this, MoveTemp(InValue)); }
/** Compares the pointer values of two TSharedRef. */
NODISCARD friend FORCEINLINE constexpr bool operator==(const TSharedRef& LHS, const TSharedRef& RHS) { return LHS.Get() == RHS.Get(); }
template <typename U> requires (CEqualityComparable<T*, TRemoveExtent<U>*>)
NODISCARD friend FORCEINLINE constexpr bool operator==(const TSharedRef& LHS, const TSharedRef<U>& RHS) { return LHS.Get() == RHS.Get(); }
/** Compares the pointer values of two TSharedRef. */
NODISCARD friend FORCEINLINE constexpr strong_ordering operator<=>(const TSharedRef& LHS, const TSharedRef& RHS) { return LHS.Get() <=> RHS.Get(); }
template <typename U> requires (CThreeWayComparable<T*, TRemoveExtent<U>*>)
NODISCARD friend FORCEINLINE constexpr strong_ordering operator<=>(const TSharedRef& LHS, const TSharedRef<U>& RHS) { return LHS.Get() <=> RHS.Get(); }
/** Compares the pointer values with a raw pointer. */
template <typename U = T*> requires (CNullPointer<U> || (CPointer<U> && CConvertibleTo<TRemovePointer<U>(*)[], T(*)[]>))
NODISCARD FORCEINLINE constexpr bool operator==(U InPtr) const& { return Get() == InPtr; }
/** Compares the pointer values with nullptr. */
NODISCARD FORCEINLINE constexpr bool operator==(nullptr_t) const& { return Get() == nullptr; }
/** Compares the pointer values with a raw pointer. */
template <typename U = T*> requires (CNullPointer<U> || (CPointer<U> && CConvertibleTo<TRemovePointer<U>(*)[], T(*)[]>))
NODISCARD FORCEINLINE constexpr strong_ordering operator<=>(U InPtr) const& { return Get() <=> InPtr; }
/** Compares the pointer values with nullptr. */
NODISCARD FORCEINLINE constexpr strong_ordering operator<=>(nullptr_t) const& { return Get() <=> static_cast<T*>(nullptr); }
/** TSharedRef cannot be initialized by nullptr. */
void Reset(nullptr_t) = delete;
@ -1094,16 +1096,18 @@ public:
FORCEINLINE TSharedPtr& operator=(nullptr_t) { Reset(); return *this; }
/** Compares the pointer values of two TSharedPtr. */
NODISCARD friend FORCEINLINE constexpr bool operator==(const TSharedPtr& LHS, const TSharedPtr& RHS) { return LHS.Get() == RHS.Get(); }
template <typename U> requires (CEqualityComparable<T*, TRemoveExtent<U>*>)
NODISCARD friend FORCEINLINE constexpr bool operator==(const TSharedPtr& LHS, const TSharedPtr<U>& RHS) { return LHS.Get() == RHS.Get(); }
/** Compares the pointer values of two TSharedPtr. */
NODISCARD friend FORCEINLINE constexpr strong_ordering operator<=>(const TSharedPtr& LHS, const TSharedPtr& RHS) { return LHS.Get() <=> RHS.Get(); }
template <typename U> requires (CThreeWayComparable<T*, TRemoveExtent<U>*>)
NODISCARD friend FORCEINLINE constexpr strong_ordering operator<=>(const TSharedPtr& LHS, const TSharedPtr<U>& RHS) { return LHS.Get() <=> RHS.Get(); }
/** Compares the pointer values with a raw pointer. */
NODISCARD FORCEINLINE constexpr bool operator==(T* InPtr) const& { return Get() == InPtr; }
/** Compares the pointer values with nullptr. */
NODISCARD FORCEINLINE constexpr bool operator==(nullptr_t) const& { return Get() == nullptr; }
/** Compares the pointer values with a raw pointer. */
NODISCARD FORCEINLINE constexpr strong_ordering operator<=>(T* InPtr) const& { return Get() <=> InPtr; }
/** Compares the pointer values with nullptr. */
NODISCARD FORCEINLINE constexpr strong_ordering operator<=>(nullptr_t) const& { return Get() <=> static_cast<T*>(nullptr); }
/** Converts a shared pointer to a shared reference. The pointer MUST be valid or an assertion will trigger. */
FORCEINLINE TSharedRef<T> ToSharedRef() const&
@ -1360,18 +1364,18 @@ public:
FORCEINLINE TSharedPtr& operator=(nullptr_t) { Reset(); return *this; }
/** Compares the pointer values of two TSharedPtr. */
NODISCARD friend FORCEINLINE constexpr bool operator==(const TSharedPtr& LHS, const TSharedPtr& RHS) { return LHS.Get() == RHS.Get(); }
template <typename U> requires (CEqualityComparable<T*, TRemoveExtent<U>*>)
NODISCARD friend FORCEINLINE constexpr bool operator==(const TSharedPtr& LHS, const TSharedPtr<U>& RHS) { return LHS.Get() == RHS.Get(); }
/** Compares the pointer values of two TSharedPtr. */
NODISCARD friend FORCEINLINE constexpr strong_ordering operator<=>(const TSharedPtr& LHS, const TSharedPtr& RHS) { return LHS.Get() <=> RHS.Get(); }
template <typename U> requires (CThreeWayComparable<T*, TRemoveExtent<U>*>)
NODISCARD friend FORCEINLINE constexpr strong_ordering operator<=>(const TSharedPtr& LHS, const TSharedPtr<U>& RHS) { return LHS.Get() <=> RHS.Get(); }
/** Compares the pointer values with a raw pointer. */
template <typename U = T*> requires (CNullPointer<U> || (CPointer<U> && CConvertibleTo<TRemovePointer<U>(*)[], T(*)[]>))
NODISCARD FORCEINLINE constexpr bool operator==(U InPtr) const& { return Get() == InPtr; }
/** Compares the pointer values with nullptr. */
NODISCARD FORCEINLINE constexpr bool operator==(nullptr_t) const& { return Get() == nullptr; }
/** Compares the pointer values with a raw pointer. */
template <typename U = T*> requires (CNullPointer<U> || (CPointer<U> && CConvertibleTo<TRemovePointer<U>(*)[], T(*)[]>))
NODISCARD FORCEINLINE constexpr strong_ordering operator<=>(U InPtr) const& { return Get() <=> InPtr; }
/** Compares the pointer values with nullptr. */
NODISCARD FORCEINLINE constexpr strong_ordering operator<=>(nullptr_t) const& { return Get() <=> static_cast<T*>(nullptr); }
/** Converts a shared pointer to a shared reference. The pointer MUST be valid or an assertion will trigger. */
FORCEINLINE TSharedRef<T[]> ToSharedRef() const&

View File

@ -177,16 +177,18 @@ public:
FORCEINLINE constexpr ~TUniqueRef() { Invoke(GetDeleter(), Get()); }
/** Compares the pointer values of two TUniqueRef. */
NODISCARD friend FORCEINLINE constexpr bool operator==(const TUniqueRef& LHS, const TUniqueRef& RHS) { return LHS.Get() == RHS.Get(); }
template <typename U, typename InE> requires (CEqualityComparable<T*, TRemoveExtent<U>*>)
NODISCARD friend FORCEINLINE constexpr bool operator==(const TUniqueRef& LHS, const TUniqueRef<U, InE>& RHS) { return LHS.Get() == RHS.Get(); }
/** Compares the pointer values of two TUniqueRef. */
NODISCARD friend FORCEINLINE constexpr strong_ordering operator<=>(const TUniqueRef& LHS, const TUniqueRef& RHS) { return LHS.Get() <=> RHS.Get(); }
template <typename U, typename InE> requires (CThreeWayComparable<T*, TRemoveExtent<U>*>)
NODISCARD friend FORCEINLINE constexpr strong_ordering operator<=>(const TUniqueRef& LHS, const TUniqueRef<U, InE>& RHS) { return LHS.Get() <=> RHS.Get(); }
/** Compares the pointer values with a raw pointer. */
NODISCARD FORCEINLINE constexpr bool operator==(T* InPtr) const& { return Get() == InPtr; }
/** Compares the pointer values with nullptr. */
NODISCARD FORCEINLINE constexpr bool operator==(nullptr_t) const& { return Get() == nullptr; }
/** Compares the pointer values with a raw pointer. */
NODISCARD FORCEINLINE constexpr strong_ordering operator<=>(T* InPtr) const& { return Get() <=> InPtr; }
/** Compares the pointer values with nullptr. */
NODISCARD FORCEINLINE constexpr strong_ordering operator<=>(nullptr_t) const& { return Get() <=> static_cast<T*>(nullptr); }
/** TUniqueRef cannot be reset to nullptr. */
void Reset(nullptr_t) = delete;
@ -297,18 +299,18 @@ public:
FORCEINLINE constexpr ~TUniqueRef() { Invoke(GetDeleter(), Get()); }
/** Compares the pointer values of two TUniqueRef. */
NODISCARD friend FORCEINLINE constexpr bool operator==(const TUniqueRef& LHS, const TUniqueRef& RHS) { return LHS.Get() == RHS.Get(); }
template <typename U, typename InE> requires (CEqualityComparable<T*, TRemoveExtent<U>*>)
NODISCARD friend FORCEINLINE constexpr bool operator==(const TUniqueRef& LHS, const TUniqueRef<U, InE>& RHS) { return LHS.Get() == RHS.Get(); }
/** Compares the pointer values of two TUniqueRef. */
NODISCARD friend FORCEINLINE constexpr strong_ordering operator<=>(const TUniqueRef& LHS, const TUniqueRef& RHS) { return LHS.Get() <=> RHS.Get(); }
template <typename U, typename InE> requires (CThreeWayComparable<T*, TRemoveExtent<U>*>)
NODISCARD friend FORCEINLINE constexpr strong_ordering operator<=>(const TUniqueRef& LHS, const TUniqueRef<U, InE>& RHS) { return LHS.Get() <=> RHS.Get(); }
/** Compares the pointer values with a raw pointer. */
template <typename U = T> requires (CNullPointer<U> || (CPointer<U> && CConvertibleTo<TRemovePointer<U>(*)[], T(*)[]>))
NODISCARD FORCEINLINE constexpr bool operator==(U InPtr) const& { return Get() == InPtr; }
/** Compares the pointer values with nullptr. */
NODISCARD FORCEINLINE constexpr bool operator==(nullptr_t) const& { return Get() == nullptr; }
/** Compares the pointer values with a raw pointer. */
template <typename U = T> requires (CNullPointer<U> || (CPointer<U> && CConvertibleTo<TRemovePointer<U>(*)[], T(*)[]>))
NODISCARD FORCEINLINE constexpr strong_ordering operator<=>(U InPtr) const& { return Get() <=> InPtr; }
/** Compares the pointer values with nullptr. */
NODISCARD FORCEINLINE constexpr strong_ordering operator<=>(nullptr_t) const& { return Get() <=> static_cast<T*>(nullptr); }
/** TUniqueRef cannot be reset to nullptr. */
void Reset(nullptr_t) = delete;
@ -440,16 +442,18 @@ public:
FORCEINLINE constexpr TUniquePtr& operator=(nullptr_t) { Reset(); return *this; }
/** Compares the pointer values of two TUniquePtr. */
NODISCARD friend FORCEINLINE constexpr bool operator==(const TUniquePtr& LHS, const TUniquePtr& RHS) { return LHS.Get() == RHS.Get(); }
template <typename U, typename InE> requires (CEqualityComparable<T*, TRemoveExtent<U>*>)
NODISCARD friend FORCEINLINE constexpr bool operator==(const TUniquePtr& LHS, const TUniquePtr<U, InE>& RHS) { return LHS.Get() == RHS.Get(); }
/** Compares the pointer values of two TUniquePtr. */
NODISCARD friend FORCEINLINE constexpr strong_ordering operator<=>(const TUniquePtr& LHS, const TUniquePtr& RHS) { return LHS.Get() <=> RHS.Get(); }
template <typename U, typename InE> requires (CThreeWayComparable<T*, TRemoveExtent<U>*>)
NODISCARD friend FORCEINLINE constexpr strong_ordering operator<=>(const TUniquePtr& LHS, const TUniquePtr<U, InE>& RHS) { return LHS.Get() <=> RHS.Get(); }
/** Compares the pointer values with a raw pointer. */
NODISCARD FORCEINLINE constexpr bool operator==(T* InPtr) const& { return Get() == InPtr; }
/** Compares the pointer values with nullptr. */
NODISCARD FORCEINLINE constexpr bool operator==(nullptr_t) const& { return Get() == nullptr; }
/** Compares the pointer values with a raw pointer. */
NODISCARD FORCEINLINE constexpr strong_ordering operator<=>(T* InPtr) const& { return Get() <=> InPtr; }
/** Compares the pointer values with nullptr. */
NODISCARD FORCEINLINE constexpr strong_ordering operator<=>(nullptr_t) const& { return Get() <=> static_cast<T*>(nullptr); }
/** Returns a pointer to the managed object and releases the ownership. */
NODISCARD FORCEINLINE constexpr T* Release() { return Exchange(Storage.GetPointer(), nullptr); }
@ -577,18 +581,18 @@ public:
FORCEINLINE constexpr TUniquePtr& operator=(nullptr_t) { Reset(); return *this; }
/** Compares the pointer values of two TUniquePtr. */
NODISCARD friend FORCEINLINE constexpr bool operator==(const TUniquePtr& LHS, const TUniquePtr& RHS) { return LHS.Get() == RHS.Get(); }
template <typename U, typename InE> requires (CEqualityComparable<T*, TRemoveExtent<U>*>)
NODISCARD friend FORCEINLINE constexpr bool operator==(const TUniquePtr& LHS, const TUniquePtr<U, InE>& RHS) { return LHS.Get() == RHS.Get(); }
/** Compares the pointer values of two TUniquePtr. */
NODISCARD friend FORCEINLINE constexpr strong_ordering operator<=>(const TUniquePtr& LHS, const TUniquePtr& RHS) { return LHS.Get() <=> RHS.Get(); }
template <typename U, typename InE> requires (CThreeWayComparable<T*, TRemoveExtent<U>*>)
NODISCARD friend FORCEINLINE constexpr strong_ordering operator<=>(const TUniquePtr& LHS, const TUniquePtr<U, InE>& RHS) { return LHS.Get() <=> RHS.Get(); }
/** Compares the pointer values with a raw pointer. */
template <typename U = T*> requires (CNullPointer<U> || (CPointer<U> && CConvertibleTo<TRemovePointer<U>(*)[], T(*)[]>))
NODISCARD FORCEINLINE constexpr bool operator==(U InPtr) const& { return Get() == InPtr; }
/** Compares the pointer values with nullptr. */
NODISCARD FORCEINLINE constexpr bool operator==(nullptr_t) const& { return Get() == nullptr; }
/** Compares the pointer values with a raw pointer. */
template <typename U = T*> requires (CNullPointer<U> || (CPointer<U> && CConvertibleTo<TRemovePointer<U>(*)[], T(*)[]>))
NODISCARD FORCEINLINE constexpr strong_ordering operator<=>(U InPtr) const& { return Get() <=> InPtr; }
/** Compares the pointer values with nullptr. */
NODISCARD FORCEINLINE constexpr strong_ordering operator<=>(nullptr_t) const& { return Get() <=> static_cast<T*>(nullptr); }
/** Returns a pointer to the managed array and releases the ownership. */
NODISCARD FORCEINLINE constexpr T* Release() { return Exchange(Storage.GetPointer(), nullptr); }