Sprout/sprout/utility/value_holder/comparison.hpp
2018-05-19 18:02:55 +09:00

56 lines
1.9 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_UTILITY_VALUE_HOLDER_COMPARISON_HPP
#define SPROUT_UTILITY_VALUE_HOLDER_COMPARISON_HPP
#include <sprout/config.hpp>
#include <sprout/utility/compare_pointees.hpp>
#include <sprout/utility/value_holder/value_holder.hpp>
namespace sprout {
//
// operator==
// operator!=
// operator<
// operator>
// operator<=
// operator>=
//
template<typename T>
inline SPROUT_CONSTEXPR bool
operator==(sprout::value_holder<T> const& lhs, sprout::value_holder<T> const& rhs) {
return sprout::equal_pointees(lhs, rhs);
}
template<typename T>
inline SPROUT_CONSTEXPR bool
operator!=(sprout::value_holder<T> const& lhs, sprout::value_holder<T> const& rhs) {
return !(lhs == rhs);
}
template<typename T>
inline SPROUT_CONSTEXPR bool
operator<(sprout::value_holder<T> const& lhs, sprout::value_holder<T> const& rhs) {
return sprout::less_pointees(lhs, rhs);
}
template<typename T>
inline SPROUT_CONSTEXPR bool
operator>(sprout::value_holder<T> const& lhs, sprout::value_holder<T> const& rhs) {
return rhs < lhs;
}
template<typename T>
inline SPROUT_CONSTEXPR bool
operator<=(sprout::value_holder<T> const& lhs, sprout::value_holder<T> const& rhs) {
return !(rhs < lhs);
}
template<typename T>
inline SPROUT_CONSTEXPR bool
operator>=(sprout::value_holder<T> const& lhs, sprout::value_holder<T> const& rhs) {
return !(lhs < rhs);
}
} // namespace sprout
#endif // #ifndef SPROUT_UTILITY_VALUE_HOLDER_COMPARISON_HPP