Sprout/sprout/detail/functional.hpp
bolero-MURAKAMI 42d73cc4d5 range/numeric.hpp 追加
algorithm/* fix
2011-10-21 20:36:19 +09:00

37 lines
744 B
C++

#ifndef SPROUT_DETAIL_FUNCTIONAL_HPP
#define SPROUT_DETAIL_FUNCTIONAL_HPP
#include <functional>
#include <sprout/config.hpp>
namespace sprout {
namespace detail {
//
// equal_to
//
template<typename T>
class equal_to
: public std::binary_function<T, T, bool>
{
public:
SPROUT_CONSTEXPR bool operator()(T const& lhs, T const& rhs) const {
return lhs == rhs;
}
};
//
// less
//
template<typename T>
class less
: public std::binary_function<T, T, bool>
{
public:
SPROUT_CONSTEXPR bool operator()(T const& lhs, T const& rhs) const {
return lhs < rhs;
}
};
} // namespace detail
} // namespace sprout
#endif // #ifndef SPROUT_DETAIL_FUNCTIONAL_HPP