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refactor(typetraits): replaces template class type traits with alias template for TypeTraits/CopyQualifiers.h

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This commit is contained in:
_Redstone_c_ 2022-05-22 23:19:30 +08:00
parent 4205a23310
commit c6620da1dd
5 changed files with 103 additions and 93 deletions
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138
Redcraft.Utility/Source/Private/Testing/TypeTraitsTesting.cpp
View File

@ -480,81 +480,81 @@ void TestTypeTraits()
// CopyQualifiers.h // CopyQualifiers.h
always_check((CSameAs< int32, TCopyConst< int32, int32>::Type>)); always_check((CSameAs< int32, TCopyConst< int32, int32>>));
always_check((CSameAs<const int32, TCopyConst<const int32, int32>::Type>)); always_check((CSameAs<const int32, TCopyConst<const int32, int32>>));
always_check((CSameAs<const int32, TCopyConst<const volatile int32, int32>::Type>)); always_check((CSameAs<const int32, TCopyConst<const volatile int32, int32>>));
always_check((CSameAs<const int32, TCopyConst< int32, const int32>::Type>)); always_check((CSameAs<const int32, TCopyConst< int32, const int32>>));
always_check((CSameAs<const int32, TCopyConst<const int32, const int32>::Type>)); always_check((CSameAs<const int32, TCopyConst<const int32, const int32>>));
always_check((CSameAs<const int32, TCopyConst<const volatile int32, const int32>::Type>)); always_check((CSameAs<const int32, TCopyConst<const volatile int32, const int32>>));
always_check((CSameAs<const volatile int32, TCopyConst< int32, const volatile int32>::Type>)); always_check((CSameAs<const volatile int32, TCopyConst< int32, const volatile int32>>));
always_check((CSameAs<const volatile int32, TCopyConst<const int32, const volatile int32>::Type>)); always_check((CSameAs<const volatile int32, TCopyConst<const int32, const volatile int32>>));
always_check((CSameAs<const volatile int32, TCopyConst<const volatile int32, const volatile int32>::Type>)); always_check((CSameAs<const volatile int32, TCopyConst<const volatile int32, const volatile int32>>));
always_check((CSameAs< int32, TCopyVolatile< int32, int32>::Type>)); always_check((CSameAs< int32, TCopyVolatile< int32, int32>>));
always_check((CSameAs< int32, TCopyVolatile<const int32, int32>::Type>)); always_check((CSameAs< int32, TCopyVolatile<const int32, int32>>));
always_check((CSameAs< volatile int32, TCopyVolatile<const volatile int32, int32>::Type>)); always_check((CSameAs< volatile int32, TCopyVolatile<const volatile int32, int32>>));
always_check((CSameAs<const int32, TCopyVolatile< int32, const int32>::Type>)); always_check((CSameAs<const int32, TCopyVolatile< int32, const int32>>));
always_check((CSameAs<const int32, TCopyVolatile<const int32, const int32>::Type>)); always_check((CSameAs<const int32, TCopyVolatile<const int32, const int32>>));
always_check((CSameAs<const volatile int32, TCopyVolatile<const volatile int32, const int32>::Type>)); always_check((CSameAs<const volatile int32, TCopyVolatile<const volatile int32, const int32>>));
always_check((CSameAs<const volatile int32, TCopyVolatile< int32, const volatile int32>::Type>)); always_check((CSameAs<const volatile int32, TCopyVolatile< int32, const volatile int32>>));
always_check((CSameAs<const volatile int32, TCopyVolatile<const int32, const volatile int32>::Type>)); always_check((CSameAs<const volatile int32, TCopyVolatile<const int32, const volatile int32>>));
always_check((CSameAs<const volatile int32, TCopyVolatile<const volatile int32, const volatile int32>::Type>)); always_check((CSameAs<const volatile int32, TCopyVolatile<const volatile int32, const volatile int32>>));
always_check((CSameAs< int32, TCopyCV< int32, int32>::Type>)); always_check((CSameAs< int32, TCopyCV< int32, int32>>));
always_check((CSameAs<const int32, TCopyCV<const int32, int32>::Type>)); always_check((CSameAs<const int32, TCopyCV<const int32, int32>>));
always_check((CSameAs<const volatile int32, TCopyCV<const volatile int32, int32>::Type>)); always_check((CSameAs<const volatile int32, TCopyCV<const volatile int32, int32>>));
always_check((CSameAs<const int32, TCopyCV< int32, const int32>::Type>)); always_check((CSameAs<const int32, TCopyCV< int32, const int32>>));
always_check((CSameAs<const int32, TCopyCV<const int32, const int32>::Type>)); always_check((CSameAs<const int32, TCopyCV<const int32, const int32>>));
always_check((CSameAs<const volatile int32, TCopyCV<const volatile int32, const int32>::Type>)); always_check((CSameAs<const volatile int32, TCopyCV<const volatile int32, const int32>>));
always_check((CSameAs<const volatile int32, TCopyCV< int32, const volatile int32>::Type>)); always_check((CSameAs<const volatile int32, TCopyCV< int32, const volatile int32>>));
always_check((CSameAs<const volatile int32, TCopyCV<const int32, const volatile int32>::Type>)); always_check((CSameAs<const volatile int32, TCopyCV<const int32, const volatile int32>>));
always_check((CSameAs<const volatile int32, TCopyCV<const volatile int32, const volatile int32>::Type>)); always_check((CSameAs<const volatile int32, TCopyCV<const volatile int32, const volatile int32>>));
always_check((CSameAs<int32, TCopyReference<int32, int32 >::Type>)); always_check((CSameAs<int32, TCopyReference<int32, int32 >>));
always_check((CSameAs<int32&, TCopyReference<int32, int32& >::Type>)); always_check((CSameAs<int32&, TCopyReference<int32, int32& >>));
always_check((CSameAs<int32&&, TCopyReference<int32, int32&&>::Type>)); always_check((CSameAs<int32&&, TCopyReference<int32, int32&&>>));
always_check((CSameAs<int32&, TCopyReference<int32&, int32 >::Type>)); always_check((CSameAs<int32&, TCopyReference<int32&, int32 >>));
always_check((CSameAs<int32&, TCopyReference<int32&, int32& >::Type>)); always_check((CSameAs<int32&, TCopyReference<int32&, int32& >>));
always_check((CSameAs<int32&, TCopyReference<int32&, int32&&>::Type>)); always_check((CSameAs<int32&, TCopyReference<int32&, int32&&>>));
always_check((CSameAs<int32&&, TCopyReference<int32&&, int32 >::Type>)); always_check((CSameAs<int32&&, TCopyReference<int32&&, int32 >>));
always_check((CSameAs<int32&, TCopyReference<int32&&, int32& >::Type>)); always_check((CSameAs<int32&, TCopyReference<int32&&, int32& >>));
always_check((CSameAs<int32&&, TCopyReference<int32&&, int32&&>::Type>)); always_check((CSameAs<int32&&, TCopyReference<int32&&, int32&&>>));
always_check((CSameAs< int32, TCopyCVRef< int32, int32>::Type>)); always_check((CSameAs< int32, TCopyCVRef< int32, int32>>));
always_check((CSameAs<const int32, TCopyCVRef<const int32, int32>::Type>)); always_check((CSameAs<const int32, TCopyCVRef<const int32, int32>>));
always_check((CSameAs<const int32, TCopyCVRef< int32, const int32>::Type>)); always_check((CSameAs<const int32, TCopyCVRef< int32, const int32>>));
always_check((CSameAs<const int32, TCopyCVRef<const int32, const int32>::Type>)); always_check((CSameAs<const int32, TCopyCVRef<const int32, const int32>>));
always_check((CSameAs< volatile int32, TCopyCVRef< volatile int32, int32>::Type>)); always_check((CSameAs< volatile int32, TCopyCVRef< volatile int32, int32>>));
always_check((CSameAs< volatile int32, TCopyCVRef< int32, volatile int32>::Type>)); always_check((CSameAs< volatile int32, TCopyCVRef< int32, volatile int32>>));
always_check((CSameAs< volatile int32, TCopyCVRef< volatile int32, volatile int32>::Type>)); always_check((CSameAs< volatile int32, TCopyCVRef< volatile int32, volatile int32>>));
always_check((CSameAs<const int32, TCopyCVRef<const int32, int32>::Type>)); always_check((CSameAs<const int32, TCopyCVRef<const int32, int32>>));
always_check((CSameAs<const volatile int32, TCopyCVRef<const volatile int32, int32>::Type>)); always_check((CSameAs<const volatile int32, TCopyCVRef<const volatile int32, int32>>));
always_check((CSameAs<const int32, TCopyCVRef< int32, const int32>::Type>)); always_check((CSameAs<const int32, TCopyCVRef< int32, const int32>>));
always_check((CSameAs<const int32, TCopyCVRef<const int32, const int32>::Type>)); always_check((CSameAs<const int32, TCopyCVRef<const int32, const int32>>));
always_check((CSameAs<const volatile int32, TCopyCVRef<const volatile int32, const int32>::Type>)); always_check((CSameAs<const volatile int32, TCopyCVRef<const volatile int32, const int32>>));
always_check((CSameAs<const volatile int32, TCopyCVRef< int32, const volatile int32>::Type>)); always_check((CSameAs<const volatile int32, TCopyCVRef< int32, const volatile int32>>));
always_check((CSameAs<const volatile int32, TCopyCVRef<const int32, const volatile int32>::Type>)); always_check((CSameAs<const volatile int32, TCopyCVRef<const int32, const volatile int32>>));
always_check((CSameAs<const volatile int32, TCopyCVRef<const volatile int32, const volatile int32>::Type>)); always_check((CSameAs<const volatile int32, TCopyCVRef<const volatile int32, const volatile int32>>));
always_check((CSameAs<int32, TCopyCVRef<int32, int32 >::Type>)); always_check((CSameAs<int32, TCopyCVRef<int32, int32 >>));
always_check((CSameAs<int32&, TCopyCVRef<int32, int32& >::Type>)); always_check((CSameAs<int32&, TCopyCVRef<int32, int32& >>));
always_check((CSameAs<int32&&, TCopyCVRef<int32, int32&&>::Type>)); always_check((CSameAs<int32&&, TCopyCVRef<int32, int32&&>>));
always_check((CSameAs<int32&, TCopyCVRef<int32&, int32 >::Type>)); always_check((CSameAs<int32&, TCopyCVRef<int32&, int32 >>));
always_check((CSameAs<int32&, TCopyCVRef<int32&, int32& >::Type>)); always_check((CSameAs<int32&, TCopyCVRef<int32&, int32& >>));
always_check((CSameAs<int32&, TCopyCVRef<int32&, int32&&>::Type>)); always_check((CSameAs<int32&, TCopyCVRef<int32&, int32&&>>));
always_check((CSameAs<int32&&, TCopyCVRef<int32&&, int32 >::Type>)); always_check((CSameAs<int32&&, TCopyCVRef<int32&&, int32 >>));
always_check((CSameAs<int32&, TCopyCVRef<int32&&, int32& >::Type>)); always_check((CSameAs<int32&, TCopyCVRef<int32&&, int32& >>));
always_check((CSameAs<int32&&, TCopyCVRef<int32&&, int32&&>::Type>)); always_check((CSameAs<int32&&, TCopyCVRef<int32&&, int32&&>>));
always_check((CSameAs<const int32, TCopyCVRef<const int32, int32 >::Type>)); always_check((CSameAs<const int32, TCopyCVRef<const int32, int32 >>));
always_check((CSameAs<const int32&, TCopyCVRef< int32, const int32& >::Type>)); always_check((CSameAs<const int32&, TCopyCVRef< int32, const int32& >>));
always_check((CSameAs<const volatile int32&&, TCopyCVRef<const volatile int32, const int32&&>::Type>)); always_check((CSameAs<const volatile int32&&, TCopyCVRef<const volatile int32, const int32&&>>));
always_check((CSameAs<const int32&, TCopyCVRef<const int32&, int32 >::Type>)); always_check((CSameAs<const int32&, TCopyCVRef<const int32&, int32 >>));
always_check((CSameAs<const int32&, TCopyCVRef<const int32&, const int32& >::Type>)); always_check((CSameAs<const int32&, TCopyCVRef<const int32&, const int32& >>));
always_check((CSameAs<const volatile int32&, TCopyCVRef< volatile int32&, const int32&&>::Type>)); always_check((CSameAs<const volatile int32&, TCopyCVRef< volatile int32&, const int32&&>>));
always_check((CSameAs<const int32&&, TCopyCVRef<const int32&&, int32 >::Type>)); always_check((CSameAs<const int32&&, TCopyCVRef<const int32&&, int32 >>));
always_check((CSameAs<const int32&, TCopyCVRef<const int32&&, const int32& >::Type>)); always_check((CSameAs<const int32&, TCopyCVRef<const int32&&, const int32& >>));
always_check((CSameAs<const volatile int32&&, TCopyCVRef<const volatile int32&&, const int32&&>::Type>)); always_check((CSameAs<const volatile int32&&, TCopyCVRef<const volatile int32&&, const int32&&>>));
// BooleanTestable.h // BooleanTestable.h

10
Redcraft.Utility/Source/Public/Templates/Function.h
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@ -146,8 +146,8 @@ public:
private: private:
using StorageType = TConditional<bIsRef, typename TCopyConst<CVRef, void>::Type*, TAny<InlineSize, 1>>; using StorageType = TConditional<bIsRef, TCopyConst<CVRef, void>*, TAny<InlineSize, 1>>;
using StorageRef = TConditional<bIsRef, typename TCopyConst<CVRef, void>::Type*, typename TCopyCVRef<CVRef, StorageType>::Type&>; using StorageRef = TConditional<bIsRef, TCopyConst<CVRef, void>*, TCopyCVRef<CVRef, StorageType>&>;
using CallFunc = ResultType(*)(StorageRef, Types&&...); using CallFunc = ResultType(*)(StorageRef, Types&&...);
@ -171,7 +171,7 @@ protected:
template <typename DecayedType, typename... ArgTypes> template <typename DecayedType, typename... ArgTypes>
FORCEINLINE void EmplaceImpl(ArgTypes&&... Args) FORCEINLINE void EmplaceImpl(ArgTypes&&... Args)
{ {
using CallableType = typename TCopyConst<TRemoveReference<CVRef>, DecayedType>::Type; using CallableType = TCopyConst<TRemoveReference<CVRef>, DecayedType>;
if constexpr (bIsRef) Storage = ((reinterpret_cast<StorageType>(AddressOf(Args))), ...); if constexpr (bIsRef) Storage = ((reinterpret_cast<StorageType>(AddressOf(Args))), ...);
else Storage.template Emplace<DecayedType>(Forward<ArgTypes>(Args)...); else Storage.template Emplace<DecayedType>(Forward<ArgTypes>(Args)...);
@ -180,8 +180,8 @@ protected:
{ {
using InvokeType = TConditional< using InvokeType = TConditional<
CReference<CVRef>, CReference<CVRef>,
typename TCopyCVRef<CVRef, CallableType>::Type, TCopyCVRef<CVRef, CallableType>,
typename TCopyCVRef<CVRef, CallableType>::Type& TCopyCVRef<CVRef, CallableType>&
>; >;
const auto GetFunc = [&Storage]() -> InvokeType const auto GetFunc = [&Storage]() -> InvokeType

2
Redcraft.Utility/Source/Public/Templates/Tuple.h
View File

@ -405,7 +405,7 @@ template <typename TupleType> requires CTTuple<TRemoveCVRef<TupleType>>
struct TTupleElementSize : TConstant<size_t, TRemoveCVRef<TupleType>::ElementSize> { }; struct TTupleElementSize : TConstant<size_t, TRemoveCVRef<TupleType>::ElementSize> { };
template <size_t I, typename TupleType> requires CTTuple<TRemoveCVRef<TupleType>> template <size_t I, typename TupleType> requires CTTuple<TRemoveCVRef<TupleType>>
struct TTupleElementType { using Type = typename TCopyCVRef<TRemoveReference<TupleType>, typename TRemoveCVRef<TupleType>::template TElementType<I>::Type>::Type; }; struct TTupleElementType { using Type = TCopyCVRef<TRemoveReference<TupleType>, typename TRemoveCVRef<TupleType>::template TElementType<I>::Type>; };
template <typename T, typename TupleType> requires CTTuple<TRemoveCVRef<TupleType>> template <typename T, typename TupleType> requires CTTuple<TRemoveCVRef<TupleType>>
struct TTupleElementIndex : TupleType::template TElementIndex<T> { }; struct TTupleElementIndex : TupleType::template TElementIndex<T> { };

2
Redcraft.Utility/Source/Public/Templates/Variant.h
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@ -422,7 +422,7 @@ template <typename VariantType> requires CTVariant<TRemoveCVRef<VariantType>>
struct TVariantAlternativeSize : TConstant<size_t, VariantType::AlternativeSize> { }; struct TVariantAlternativeSize : TConstant<size_t, VariantType::AlternativeSize> { };
template <size_t I, typename VariantType> requires CTVariant<TRemoveCVRef<VariantType>> template <size_t I, typename VariantType> requires CTVariant<TRemoveCVRef<VariantType>>
struct TVariantAlternativeType { using Type = typename TCopyCV<TRemoveReference<VariantType>, typename TRemoveCVRef<VariantType>::template TAlternativeType<I>::Type>::Type; }; struct TVariantAlternativeType { using Type = TCopyCV<TRemoveReference<VariantType>, typename TRemoveCVRef<VariantType>::template TAlternativeType<I>::Type>; };
template <typename T, typename VariantType> requires CTVariant<TRemoveCVRef<VariantType>> template <typename T, typename VariantType> requires CTVariant<TRemoveCVRef<VariantType>>
struct TVariantAlternativeIndex : VariantType::template TAlternativeIndex<T> { }; struct TVariantAlternativeIndex : VariantType::template TAlternativeIndex<T> { };

44
Redcraft.Utility/Source/Public/TypeTraits/CopyQualifiers.h
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@ -9,27 +9,37 @@ NAMESPACE_REDCRAFT_BEGIN
NAMESPACE_MODULE_BEGIN(Redcraft) NAMESPACE_MODULE_BEGIN(Redcraft)
NAMESPACE_MODULE_BEGIN(Utility) NAMESPACE_MODULE_BEGIN(Utility)
template <typename From, typename To> struct TCopyConst { using Type = To; }; NAMESPACE_PRIVATE_BEGIN
template <typename From, typename To> struct TCopyConst<const From, To> { using Type = const To; };
template <typename From, typename To> struct TCopyVolatile { using Type = To; }; template <typename From, typename To> struct TCopyConstImpl { using Type = To; };
template <typename From, typename To> struct TCopyVolatile<volatile From, To> { using Type = volatile To; }; template <typename From, typename To> struct TCopyConstImpl<const From, To> { using Type = const To; };
template <typename From, typename To> struct TCopyCV { using Type = typename TCopyConst<From, typename TCopyVolatile<From, To>::Type>::Type; }; template <typename From, typename To> struct TCopyVolatileImpl { using Type = To; };
template <typename From, typename To> struct TCopyVolatileImpl<volatile From, To> { using Type = volatile To; };
template <typename From, typename To> struct TCopyReference { using Type = To; }; template <typename From, typename To> struct TCopyCVImpl { using Type = typename TCopyConstImpl<From, typename TCopyVolatileImpl<From, To>::Type>::Type; };
template <typename From, typename To> struct TCopyReference<From&, To > { using Type = To&; };
template <typename From, typename To> struct TCopyReference<From&&, To > { using Type = To&&; };
template <typename From, typename To> struct TCopyCVRef { using Type = typename TCopyCV<From, To>::Type; }; template <typename From, typename To> struct TCopyReferenceImpl { using Type = To; };
template <typename From, typename To> struct TCopyCVRef<From, To& > { using Type = typename TCopyCV<From, To>::Type&; }; template <typename From, typename To> struct TCopyReferenceImpl<From&, To> { using Type = To&; };
template <typename From, typename To> struct TCopyCVRef<From, To&&> { using Type = typename TCopyCV<From, To>::Type&&; }; template <typename From, typename To> struct TCopyReferenceImpl<From&&, To> { using Type = To&&; };
template <typename From, typename To> struct TCopyCVRef<From&, To > { using Type = typename TCopyCV<From, To>::Type&; };
template <typename From, typename To> struct TCopyCVRef<From&, To& > { using Type = typename TCopyCV<From, To>::Type&; }; template <typename From, typename To> struct TCopyCVRefImpl { using Type = typename TCopyCVImpl<From, To>::Type; };
template <typename From, typename To> struct TCopyCVRef<From&, To&&> { using Type = typename TCopyCV<From, To>::Type&; }; template <typename From, typename To> struct TCopyCVRefImpl<From, To& > { using Type = typename TCopyCVImpl<From, To>::Type&; };
template <typename From, typename To> struct TCopyCVRef<From&&, To > { using Type = typename TCopyCV<From, To>::Type&&; }; template <typename From, typename To> struct TCopyCVRefImpl<From, To&&> { using Type = typename TCopyCVImpl<From, To>::Type&&; };
template <typename From, typename To> struct TCopyCVRef<From&&, To& > { using Type = typename TCopyCV<From, To>::Type&; }; template <typename From, typename To> struct TCopyCVRefImpl<From&, To > { using Type = typename TCopyCVImpl<From, To>::Type&; };
template <typename From, typename To> struct TCopyCVRef<From&&, To&&> { using Type = typename TCopyCV<From, To>::Type&&; }; template <typename From, typename To> struct TCopyCVRefImpl<From&, To& > { using Type = typename TCopyCVImpl<From, To>::Type&; };
template <typename From, typename To> struct TCopyCVRefImpl<From&, To&&> { using Type = typename TCopyCVImpl<From, To>::Type&; };
template <typename From, typename To> struct TCopyCVRefImpl<From&&, To > { using Type = typename TCopyCVImpl<From, To>::Type&&; };
template <typename From, typename To> struct TCopyCVRefImpl<From&&, To& > { using Type = typename TCopyCVImpl<From, To>::Type&; };
template <typename From, typename To> struct TCopyCVRefImpl<From&&, To&&> { using Type = typename TCopyCVImpl<From, To>::Type&&; };
NAMESPACE_PRIVATE_END
template <typename From, typename To> using TCopyConst = typename NAMESPACE_PRIVATE::TCopyConstImpl<From, To>::Type;
template <typename From, typename To> using TCopyVolatile = typename NAMESPACE_PRIVATE::TCopyVolatileImpl<From, To>::Type;
template <typename From, typename To> using TCopyCV = typename NAMESPACE_PRIVATE::TCopyCVImpl<From, To>::Type;
template <typename From, typename To> using TCopyReference = typename NAMESPACE_PRIVATE::TCopyReferenceImpl<From, To>::Type;
template <typename From, typename To> using TCopyCVRef = typename NAMESPACE_PRIVATE::TCopyCVRefImpl<From, To>::Type;
NAMESPACE_MODULE_END(Utility) NAMESPACE_MODULE_END(Utility)
NAMESPACE_MODULE_END(Redcraft) NAMESPACE_MODULE_END(Redcraft)