| /*============================================================================= | |
| Copyright (c) 2001-2006 Joel de Guzman | |
| Copyright (c) 2005-2006 Dan Marsden | |
| 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_BEGIN_IMPL_31122005_1209) | |
| #define BOOST_FUSION_BEGIN_IMPL_31122005_1209 | |
| #include <boost/fusion/adapted/mpl/mpl_iterator.hpp> | |
| #include <boost/mpl/begin.hpp> | |
| #include <boost/type_traits/remove_const.hpp> | |
| namespace boost { namespace fusion { | |
| struct mpl_sequence_tag; | |
| namespace extension | |
| { | |
| template <typename Tag> | |
| struct begin_impl; | |
| template <> | |
| struct begin_impl<mpl_sequence_tag> | |
| { | |
| template <typename Sequence> | |
| struct apply | |
| { | |
| typedef typename mpl::begin< | |
| typename remove_const<Sequence>::type | |
| >::type iterator; | |
| typedef mpl_iterator<iterator> type; | |
| static type | |
| call(Sequence) | |
| { | |
| return type(); | |
| } | |
| }; | |
| }; | |
| } | |
| }} | |
| #endif |