Sprout/sprout/utility/swap.hpp
2012-10-06 00:58:56 +09:00

32 lines
687 B
C++

#ifndef SPROUT_UTILITY_SWAP_HPP
#define SPROUT_UTILITY_SWAP_HPP
#include <utility>
#include <sprout/config.hpp>
namespace sprout_swap_detail {
using std::swap;
template<typename T>
inline void
swap_impl(T& a, T& b)
SPROUT_NOEXCEPT_EXPR(SPROUT_NOEXCEPT_EXPR(swap(a, b)))
{
return swap(a, b);
}
} // namespace sprout_swap_detail
namespace sprout {
//
// swap
//
template<typename T1, typename T2>
inline void
swap(T1& lhs, T2& rhs)
SPROUT_NOEXCEPT_EXPR(SPROUT_NOEXCEPT_EXPR(sprout_swap_detail::swap_impl(lhs, rhs)))
{
return sprout_swap_detail::swap_impl(lhs, rhs);
}
} // namespace sprout
#endif // #ifndef SPROUT_UTILITY_SWAP_HPP