Sprout/sprout/container/is_sub_container.hpp
2015-01-10 19:13:57 +09:00

30 lines
1 KiB
C++

/*=============================================================================
Copyright (c) 2011-2015 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_CONTAINER_IS_SUB_CONTAINER_HPP
#define SPROUT_CONTAINER_IS_SUB_CONTAINER_HPP
#include <type_traits>
#include <sprout/config.hpp>
#include <sprout/container/internal.hpp>
#include <sprout/type_traits/integral_constant.hpp>
namespace sprout {
namespace containers {
//
// is_sub_container
//
template<typename Container>
struct is_sub_container
: public sprout::bool_constant<
!std::is_same<typename sprout::containers::internal<Container>::type, Container&&>::value
>
{};
} // namespace containers
} // namespace sprout
#endif // #ifndef SPROUT_CONTAINER_IS_SUB_CONTAINER_HPP