mirror of
https://github.com/bolero-MURAKAMI/Sprout.git
synced 2024-12-25 21:35:41 +00:00
71 lines
2 KiB
C++
71 lines
2 KiB
C++
/*=============================================================================
|
|
Copyright (c) 2011-2016 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_LOGIC_TRIBOOL_HASH_HPP
|
|
#define SPROUT_LOGIC_TRIBOOL_HASH_HPP
|
|
|
|
#include <functional>
|
|
#include <type_traits>
|
|
#include <sprout/config.hpp>
|
|
#include <sprout/workaround/std/cstddef.hpp>
|
|
#include <sprout/logic/tribool/tribool.hpp>
|
|
#include <sprout/functional/hash.hpp>
|
|
|
|
namespace sprout {
|
|
//
|
|
// hash_value_traits
|
|
//
|
|
template<>
|
|
struct hash_value_traits<sprout::logic::indeterminate_keyword_t> {
|
|
public:
|
|
static SPROUT_CONSTEXPR std::size_t
|
|
hash_value(sprout::logic::indeterminate_keyword_t) {
|
|
return sprout::logic::tribool::indeterminate_value;
|
|
}
|
|
};
|
|
template<>
|
|
struct hash_value_traits<std::remove_pointer<sprout::logic::indeterminate_keyword_t>::type> {
|
|
public:
|
|
static SPROUT_CONSTEXPR std::size_t
|
|
hash_value(sprout::logic::indeterminate_keyword_t) {
|
|
return sprout::logic::tribool::indeterminate_value;
|
|
}
|
|
};
|
|
|
|
namespace logic {
|
|
//
|
|
// hash_value
|
|
//
|
|
inline SPROUT_CONSTEXPR std::size_t
|
|
hash_value(sprout::logic::tribool const& v) {
|
|
return sprout::to_hash(v.value);
|
|
}
|
|
} // namespace logic
|
|
} // namespace sprout
|
|
|
|
namespace std {
|
|
#if defined(__clang__)
|
|
# pragma clang diagnostic push
|
|
# pragma clang diagnostic ignored "-Wmismatched-tags"
|
|
#endif
|
|
//
|
|
// hash
|
|
//
|
|
template<>
|
|
struct hash<sprout::logic::indeterminate_keyword_t>
|
|
: public sprout::hash<sprout::logic::indeterminate_keyword_t>
|
|
{};
|
|
template<>
|
|
struct hash<sprout::logic::tribool>
|
|
: public sprout::hash<sprout::logic::tribool>
|
|
{};
|
|
#if defined(__clang__)
|
|
# pragma clang diagnostic pop
|
|
#endif
|
|
} // namespace std
|
|
|
|
#endif // #ifndef SPROUT_LOGIC_TRIBOOL_HASH_HPP
|