fix(containers): remove qualifiers for Iterator::ElementType

This commit is contained in:
2024-10-30 23:14:52 +08:00
parent 1f20b782bf
commit 1cfa252779
10 changed files with 196 additions and 200 deletions

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@ -23,8 +23,8 @@ class TArray final
{
private:
template <bool bConst>
class IteratorImpl;
template <bool bConst, typename = TConditional<bConst, const T, T>>
class TIteratorImpl;
public:
@ -34,8 +34,8 @@ public:
using Reference = T&;
using ConstReference = const T&;
using Iterator = IteratorImpl<false>;
using ConstIterator = IteratorImpl<true >;
using Iterator = TIteratorImpl<false>;
using ConstIterator = TIteratorImpl<true >;
using ReverseIterator = TReverseIterator< Iterator>;
using ConstReverseIterator = TReverseIterator<ConstIterator>;
@ -975,56 +975,56 @@ private:
private:
template <bool bConst>
class IteratorImpl
template <bool bConst, typename U>
class TIteratorImpl
{
public:
using ElementType = TConditional<bConst, const T, T>;
using ElementType = TRemoveCV<T>;
FORCEINLINE IteratorImpl() = default;
FORCEINLINE TIteratorImpl() = default;
# if DO_CHECK
FORCEINLINE IteratorImpl(const IteratorImpl<false>& InValue) requires (bConst)
FORCEINLINE TIteratorImpl(const TIteratorImpl<false>& InValue) requires (bConst)
: Owner(InValue.Owner), Pointer(InValue.Pointer)
{ }
# else
FORCEINLINE IteratorImpl(const IteratorImpl<false>& InValue) requires (bConst)
FORCEINLINE TIteratorImpl(const TIteratorImpl<false>& InValue) requires (bConst)
: Pointer(InValue.Pointer)
{ }
# endif
FORCEINLINE IteratorImpl(const IteratorImpl&) = default;
FORCEINLINE IteratorImpl(IteratorImpl&&) = default;
FORCEINLINE IteratorImpl& operator=(const IteratorImpl&) = default;
FORCEINLINE IteratorImpl& operator=(IteratorImpl&&) = default;
FORCEINLINE TIteratorImpl(const TIteratorImpl&) = default;
FORCEINLINE TIteratorImpl(TIteratorImpl&&) = default;
FORCEINLINE TIteratorImpl& operator=(const TIteratorImpl&) = default;
FORCEINLINE TIteratorImpl& operator=(TIteratorImpl&&) = default;
NODISCARD friend FORCEINLINE bool operator==(const IteratorImpl& LHS, const IteratorImpl& RHS) { return LHS.Pointer == RHS.Pointer; }
NODISCARD friend FORCEINLINE bool operator==(const TIteratorImpl& LHS, const TIteratorImpl& RHS) { return LHS.Pointer == RHS.Pointer; }
NODISCARD friend FORCEINLINE strong_ordering operator<=>(const IteratorImpl& LHS, const IteratorImpl& RHS) { return LHS.Pointer <=> RHS.Pointer; }
NODISCARD friend FORCEINLINE strong_ordering operator<=>(const TIteratorImpl& LHS, const TIteratorImpl& RHS) { return LHS.Pointer <=> RHS.Pointer; }
NODISCARD FORCEINLINE ElementType& operator*() const { CheckThis(true); return *Pointer; }
NODISCARD FORCEINLINE ElementType* operator->() const { CheckThis(true); return Pointer; }
NODISCARD FORCEINLINE U& operator*() const { CheckThis(true); return *Pointer; }
NODISCARD FORCEINLINE U* operator->() const { CheckThis(true); return Pointer; }
NODISCARD FORCEINLINE ElementType& operator[](ptrdiff Index) const { IteratorImpl Temp = *this + Index; return *Temp; }
NODISCARD FORCEINLINE U& operator[](ptrdiff Index) const { TIteratorImpl Temp = *this + Index; return *Temp; }
FORCEINLINE IteratorImpl& operator++() { ++Pointer; CheckThis(); return *this; }
FORCEINLINE IteratorImpl& operator--() { --Pointer; CheckThis(); return *this; }
FORCEINLINE TIteratorImpl& operator++() { ++Pointer; CheckThis(); return *this; }
FORCEINLINE TIteratorImpl& operator--() { --Pointer; CheckThis(); return *this; }
FORCEINLINE IteratorImpl operator++(int) { IteratorImpl Temp = *this; ++*this; return Temp; }
FORCEINLINE IteratorImpl operator--(int) { IteratorImpl Temp = *this; --*this; return Temp; }
FORCEINLINE TIteratorImpl operator++(int) { TIteratorImpl Temp = *this; ++*this; return Temp; }
FORCEINLINE TIteratorImpl operator--(int) { TIteratorImpl Temp = *this; --*this; return Temp; }
FORCEINLINE IteratorImpl& operator+=(ptrdiff Offset) { Pointer += Offset; CheckThis(); return *this; }
FORCEINLINE IteratorImpl& operator-=(ptrdiff Offset) { Pointer -= Offset; CheckThis(); return *this; }
FORCEINLINE TIteratorImpl& operator+=(ptrdiff Offset) { Pointer += Offset; CheckThis(); return *this; }
FORCEINLINE TIteratorImpl& operator-=(ptrdiff Offset) { Pointer -= Offset; CheckThis(); return *this; }
NODISCARD friend FORCEINLINE IteratorImpl operator+(IteratorImpl Iter, ptrdiff Offset) { IteratorImpl Temp = Iter; Temp += Offset; return Temp; }
NODISCARD friend FORCEINLINE IteratorImpl operator+(ptrdiff Offset, IteratorImpl Iter) { IteratorImpl Temp = Iter; Temp += Offset; return Temp; }
NODISCARD friend FORCEINLINE TIteratorImpl operator+(TIteratorImpl Iter, ptrdiff Offset) { TIteratorImpl Temp = Iter; Temp += Offset; return Temp; }
NODISCARD friend FORCEINLINE TIteratorImpl operator+(ptrdiff Offset, TIteratorImpl Iter) { TIteratorImpl Temp = Iter; Temp += Offset; return Temp; }
NODISCARD FORCEINLINE IteratorImpl operator-(ptrdiff Offset) const { IteratorImpl Temp = *this; Temp -= Offset; return Temp; }
NODISCARD FORCEINLINE TIteratorImpl operator-(ptrdiff Offset) const { TIteratorImpl Temp = *this; Temp -= Offset; return Temp; }
NODISCARD friend FORCEINLINE ptrdiff operator-(const IteratorImpl& LHS, const IteratorImpl& RHS) { LHS.CheckThis(); RHS.CheckThis(); return LHS.Pointer - RHS.Pointer; }
NODISCARD friend FORCEINLINE ptrdiff operator-(const TIteratorImpl& LHS, const TIteratorImpl& RHS) { LHS.CheckThis(); RHS.CheckThis(); return LHS.Pointer - RHS.Pointer; }
NODISCARD FORCEINLINE explicit operator TObserverPtr<ElementType[]>() const { CheckThis(); return TObserverPtr<ElementType[]>(Pointer); }
NODISCARD FORCEINLINE explicit operator TObserverPtr<U[]>() const { CheckThis(); return TObserverPtr<U[]>(Pointer); }
private:
@ -1032,14 +1032,14 @@ private:
const TArray* Owner = nullptr;
# endif
ElementType* Pointer = nullptr;
U* Pointer = nullptr;
# if DO_CHECK
FORCEINLINE IteratorImpl(const TArray* InContainer, ElementType* InPointer)
FORCEINLINE TIteratorImpl(const TArray* InContainer, U* InPointer)
: Owner(InContainer), Pointer(InPointer)
{ }
# else
FORCEINLINE IteratorImpl(const TArray* InContainer, ElementType* InPointer)
FORCEINLINE TIteratorImpl(const TArray* InContainer, U* InPointer)
: Pointer(InPointer)
{ }
# endif
@ -1050,7 +1050,7 @@ private:
checkf(!(bExceptEnd && Owner->End() == *this), TEXT("Read access violation. Please check IsValidIterator()."));
}
template <bool> friend class IteratorImpl;
template <bool, typename> friend class TIteratorImpl;
friend TArray;