108 lines
1.9 KiB
C++
108 lines
1.9 KiB
C++
#pragma once
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#include "CoreTypes.h"
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#include "TypeTraits/CompositeType.h"
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#include "TypeTraits/Miscellaneous.h"
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#include "TypeTraits/SupportedOperations.h"
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NAMESPACE_REDCRAFT_BEGIN
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NAMESPACE_MODULE_BEGIN(Redcraft)
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NAMESPACE_MODULE_BEGIN(Utility)
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template <typename T>
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constexpr const T& AsConst(T& Ref)
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{
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return Ref;
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}
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template <typename T>
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void AsConst(const T&& Ref) = delete;
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template <typename T>
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constexpr TRemoveReference<T>&& MoveTemp(T&& Obj)
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{
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typedef TRemoveReference<T> CastType;
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return (CastType&&)Obj;
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}
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template <typename T>
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constexpr T CopyTemp(T& Val)
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{
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return const_cast<const T&>(Val);
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}
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template <typename T>
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constexpr T CopyTemp(const T& Val)
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{
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return Val;
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}
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template <typename T>
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constexpr T&& CopyTemp(T&& Val)
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{
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return MoveTemp(Val);
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}
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template <typename T>
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constexpr T&& Forward(TRemoveReference<T>& Obj)
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{
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return (T&&)Obj;
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}
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template <typename T>
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constexpr T&& Forward(TRemoveReference<T>&& Obj)
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{
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return (T&&)Obj;
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}
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template <typename T> requires requires(T& A, T& B) { A.Swap(B); }
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|| (CMoveConstructible<T> && CMoveAssignable<T>)
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constexpr void Swap(T& A, T& B)
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{
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if constexpr (requires(T& A, T& B) { A.Swap(B); })
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{
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A.Swap(B);
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}
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else
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{
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T Temp = MoveTemp(A);
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A = MoveTemp(B);
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B = MoveTemp(Temp);
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}
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}
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template <typename T, typename U = T> requires CMoveConstructible<T> && CAssignableFrom<T&, U>
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constexpr T Exchange(T& A, U&& B)
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{
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T Temp = MoveTemp(A);
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A = Forward<U>(B);
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return Temp;
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}
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template <typename T>
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constexpr T&& DeclVal();
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template <typename T> requires CObject<T>
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constexpr T* AddressOf(T& Object)
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{
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return reinterpret_cast<T*>(&const_cast<char&>(reinterpret_cast<const volatile char&>(Object)));
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}
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template <typename T> requires (!CObject<T>)
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constexpr T* AddressOf(T& Object)
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{
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return &Object;
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}
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struct FIgnore
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{
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template <typename T>
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constexpr void operator=(T&&) const { }
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};
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inline constexpr FIgnore Ignore;
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NAMESPACE_MODULE_END(Utility)
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NAMESPACE_MODULE_END(Redcraft)
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NAMESPACE_REDCRAFT_END
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