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#ifndef INCLUDED_BASICTRAITS_H_
#define INCLUDED_BASICTRAITS_H_
template <typename TypeParam>
class BasicTraits
{
//BASIC
template <typename T>
struct Basic
{
using Type = T;
enum
{
isPointer = false,
isConst = false,
isRef = false,
isRRef = false
};
};
//=
template <typename T>
struct Basic<T const>
{
using Type = T;
enum
{
isPointer = true,
isConst = true,
isRef = false,
isRRef = false
};
};
//POINTER
template <typename T>
struct Basic<T *>
{
using Type = T;
enum
{
isPointer = true,
isConst = false,
isRef = false,
isRRef = false
};
};
//=
//CONST
template <typename T>
struct Basic<T const *>
{
using Type = T;
enum
{
isPointer = true,
isConst = true,
isRef = false,
isRRef = false
};
};
//=
template <typename T>
struct Basic<T &>
{
using Type = T;
enum
{
isPointer = false,
isConst = false,
isRef = true,
isRRef = false
};
};
template <typename T>
struct Basic<T const &>
{
using Type = T;
enum
{
isPointer = false,
isConst = true,
isRef = true,
isRRef = false
};
};
template <typename T>
struct Basic<T &&>
{
using Type = T;
enum
{
isPointer = false,
isConst = false,
isRef = false,
isRRef = true
};
};
template <typename T>
struct Basic<T const &&>
{
using Type = T;
enum
{
isPointer = false,
isConst = true,
isRef = false,
isRRef = true
};
};
public:
BasicTraits(BasicTraits const &other) = delete;
using ValueType = typename Basic<TypeParam>::Type;
using PtrType = ValueType *;
using RefType = ValueType &;
using RvalueRefType = ValueType &&;
enum
{
isPointerType = Basic<TypeParam>::isPointer,
isReferenceType = Basic<TypeParam>::isRef,
isRvalueReferenceType = Basic<TypeParam>::isRRef,
isConst = Basic<TypeParam>::isConst,
isPlainType = not (isPointerType or isReferenceType or
isRvalueReferenceType or isConst)
};
};
#endif
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