mirror of
https://github.com/bolero-MURAKAMI/Sprout.git
synced 2024-11-25 00:43:44 +00:00
35 lines
1.2 KiB
C++
35 lines
1.2 KiB
C++
/*=============================================================================
|
|
Copyright (c) 2011-2018 Bolero MURAKAMI
|
|
https://github.com/bolero-MURAKAMI/Sprout
|
|
|
|
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 SPROUT_WEED_ATTR_CNV_NEGATE_HPP
|
|
#define SPROUT_WEED_ATTR_CNV_NEGATE_HPP
|
|
|
|
#include <type_traits>
|
|
#include <sprout/config.hpp>
|
|
#include <sprout/weed/unused.hpp>
|
|
#include <sprout/weed/traits/type/is_unused.hpp>
|
|
#include <sprout/weed/attr_cnv/results/negate.hpp>
|
|
|
|
namespace sprout {
|
|
namespace weed {
|
|
namespace attr_cnv {
|
|
//
|
|
// negate
|
|
//
|
|
// !unused -> unused
|
|
template<typename T>
|
|
inline SPROUT_CONSTEXPR typename std::enable_if<
|
|
sprout::weed::traits::is_unused<T>::value,
|
|
typename sprout::weed::attr_cnv::results::negate<T>::type
|
|
>::type negate(T const&, bool) {
|
|
return sprout::weed::unused();
|
|
}
|
|
} // namespace attr_cnv
|
|
} // namespace weed
|
|
} // namespace sprout
|
|
|
|
#endif // #ifndef SPROUT_WEED_ATTR_CNV_NEGATE_HPP
|