Sprout/sprout/container/sub_container_traits.hpp
2013-02-26 10:43:27 +09:00

32 lines
791 B
C++

#ifndef SPROUT_CONTAINER_SUB_CONTAINER_TRAITS_HPP
#define SPROUT_CONTAINER_SUB_CONTAINER_TRAITS_HPP
#include <sprout/config.hpp>
#include <sprout/utility/forward.hpp>
namespace sprout {
//
// sub_container_traits
//
template<typename Container>
struct sub_container_traits {
public:
template<typename Cont>
struct internal {
public:
typedef Cont&& type;
};
public:
template<typename Cont>
static SPROUT_CONSTEXPR typename internal<Cont>::type
get_internal(Cont&& cont) {
return sprout::forward<Cont>(cont);
}
};
template<typename Container>
struct sub_container_traits<Container const>
: public sprout::sub_container_traits<Container>
{};
} // namespace sprout
#endif // #ifndef SPROUT_CONTAINER_SUB_CONTAINER_TRAITS_HPP