/*============================================================================= | |
Copyright (c) 2009 Hartmut Kaiser | |
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_NVIEW_BEGIN_IMPL_SEP_23_2009_1036PM) | |
#define BOOST_FUSION_NVIEW_BEGIN_IMPL_SEP_23_2009_1036PM | |
#include <boost/mpl/begin.hpp> | |
#include <boost/fusion/sequence/intrinsic/begin.hpp> | |
namespace boost { namespace fusion | |
{ | |
struct nview_tag; | |
template <typename Sequence, typename Pos> | |
struct nview_iterator; | |
namespace extension | |
{ | |
template<typename Tag> | |
struct begin_impl; | |
template<> | |
struct begin_impl<nview_tag> | |
{ | |
template<typename Sequence> | |
struct apply | |
{ | |
typedef typename Sequence::index_type index_type; | |
typedef nview_iterator<Sequence, | |
typename mpl::begin<index_type>::type> type; | |
static type call(Sequence& s) | |
{ | |
return type(s); | |
} | |
}; | |
}; | |
} | |
}} | |
#endif | |