mirror of
https://github.com/catchorg/Catch2.git
synced 2024-11-14 01:39:54 +01:00
29b3b7ae6b
Previously they could conflict with user-defined type traits that were in the global namespace. Fixes #1548
78 lines
2.0 KiB
C++
78 lines
2.0 KiB
C++
/*
|
|
* Created by Jozef on 02/12/2018.
|
|
* Copyright 2018 Two Blue Cubes Ltd. All rights reserved.
|
|
*
|
|
* Distributed under the Boost Software License, Version 1.0. (See accompanying
|
|
* file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
|
|
*/
|
|
|
|
#ifndef TWOBLUECUBES_CATCH_META_HPP_INCLUDED
|
|
#define TWOBLUECUBES_CATCH_META_HPP_INCLUDED
|
|
|
|
#include <type_traits>
|
|
|
|
namespace Catch {
|
|
template< typename... >
|
|
struct TypeList {};
|
|
|
|
template< typename... >
|
|
struct append;
|
|
|
|
template< template<typename...> class L1
|
|
, typename...E1
|
|
, template<typename...> class L2
|
|
, typename...E2
|
|
>
|
|
struct append< L1<E1...>, L2<E2...> > {
|
|
using type = L1<E1..., E2...>;
|
|
};
|
|
|
|
template< template<typename...> class L1
|
|
, typename...E1
|
|
, template<typename...> class L2
|
|
, typename...E2
|
|
, typename...Rest
|
|
>
|
|
struct append< L1<E1...>, L2<E2...>, Rest...> {
|
|
using type = typename append< L1<E1..., E2...>, Rest... >::type;
|
|
};
|
|
|
|
template< template<typename...> class
|
|
, typename...
|
|
>
|
|
struct rewrap;
|
|
|
|
template< template<typename...> class Container
|
|
, template<typename...> class List
|
|
, typename...elems
|
|
>
|
|
struct rewrap<Container, List<elems...>> {
|
|
using type = TypeList< Container< elems... > >;
|
|
};
|
|
|
|
template< template<typename...> class Container
|
|
, template<typename...> class List
|
|
, class...Elems
|
|
, typename...Elements>
|
|
struct rewrap<Container, List<Elems...>, Elements...> {
|
|
using type = typename append<TypeList<Container<Elems...>>, typename rewrap<Container, Elements...>::type>::type;
|
|
};
|
|
|
|
template< template<typename...> class...Containers >
|
|
struct combine {
|
|
template< typename...Types >
|
|
struct with_types {
|
|
template< template <typename...> class Final >
|
|
struct into {
|
|
using type = typename append<Final<>, typename rewrap<Containers, Types...>::type...>::type;
|
|
};
|
|
};
|
|
};
|
|
|
|
template<typename T>
|
|
struct always_false : std::false_type {};
|
|
|
|
} // namespace Catch
|
|
|
|
#endif // TWOBLUECUBES_CATCH_META_HPP_INCLUDED
|