based

0 #pragma once

1

2 #include "based/functional/reference_wrapper.hpp"

3

4 namespace based::trait

5 {

6

7 namespace detail

8 {

9

10 // clang-format off

11 template<class T> struct IsRefWrapperHelper : FalseType {};

12 template<class U> struct IsRefWrapperHelper<RefWrapper<U>> : TrueType {};

13 // clang-format on

14

15 } // namespace detail

16

17 template<class T>

18 concept IsRefWrapper = detail::IsRefWrapperHelper<T>::value;

19

20 } // namespace based::trait