| /*============================================================================= |
| 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(BOOST_FUSION_END_IMPL_09272006_0721) |
| #define BOOST_FUSION_END_IMPL_09272006_0721 |
| |
| #include <boost/fusion/adapted/boost_tuple/boost_tuple_iterator.hpp> |
| #include <boost/mpl/if.hpp> |
| #include <boost/type_traits/is_const.hpp> |
| |
| namespace boost { namespace tuples |
| { |
| struct null_type; |
| }} |
| |
| namespace boost { namespace fusion |
| { |
| struct boost_tuple_tag; |
| |
| namespace extension |
| { |
| template <typename Tag> |
| struct end_impl; |
| |
| template <> |
| struct end_impl<boost_tuple_tag> |
| { |
| template <typename Sequence> |
| struct apply |
| { |
| typedef |
| boost_tuple_iterator< |
| typename mpl::if_< |
| is_const<Sequence> |
| , tuples::null_type const |
| , tuples::null_type |
| >::type |
| > |
| type; |
| |
| static type |
| call(Sequence& seq) |
| { |
| return type(seq); |
| } |
| }; |
| }; |
| } |
| }} |
| |
| #endif |