/Src/Dependencies/Boost/boost/fusion/support/is_view.hpp
http://hadesmem.googlecode.com/ · C++ Header · 63 lines · 46 code · 10 blank · 7 comment · 0 complexity · 77a9795d433e381b71b210435107be65 MD5 · raw file
- /*=============================================================================
- Copyright (c) 2001-2006 Joel de Guzman
- 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)
- ==============================================================================*/
- #if !defined(FUSION_IS_VIEW_03202006_0015)
- #define FUSION_IS_VIEW_03202006_0015
- #include <boost/fusion/support/detail/is_view.hpp>
- #include <boost/fusion/support/tag_of.hpp>
- namespace boost { namespace fusion
- {
- // Special tags:
- struct sequence_facade_tag;
- struct boost_tuple_tag; // boost::tuples::tuple tag
- struct boost_array_tag; // boost::array tag
- struct mpl_sequence_tag; // mpl sequence tag
- struct std_pair_tag; // std::pair tag
- namespace extension
- {
- template<typename Tag>
- struct is_view_impl
- {
- template <typename T>
- struct apply
- : detail::fusion_is_view<T>
- {};
- };
- template <>
- struct is_view_impl<sequence_facade_tag>
- {
- template <typename Sequence>
- struct apply : Sequence::is_view {};
- };
- template <>
- struct is_view_impl<boost_tuple_tag>;
- template <>
- struct is_view_impl<boost_array_tag>;
- template <>
- struct is_view_impl<mpl_sequence_tag>;
- template <>
- struct is_view_impl<std_pair_tag>;
- }
- namespace traits
- {
- template <typename T>
- struct is_view :
- extension::is_view_impl<typename fusion::detail::tag_of<T>::type>::
- template apply<T>::type
- {};
- }
- }}
- #endif