ext-boost/boost/mpl/begin_end.hpp
2016-03-02 00:27:27 -05:00

58 lines
1.4 KiB
C++

#ifndef BOOST_MPL_BEGIN_END_HPP_INCLUDED
#define BOOST_MPL_BEGIN_END_HPP_INCLUDED
// Copyright Aleksey Gurtovoy 2000-2004
//
// 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)
//
// See http://www.boost.org/libs/mpl for documentation.
// $Id$
// $Date$
// $Revision$
#include <boost/mpl/begin_end_fwd.hpp>
#include <boost/mpl/aux_/begin_end_impl.hpp>
#include <boost/mpl/sequence_tag.hpp>
#include <boost/mpl/aux_/na_spec.hpp>
#include <boost/mpl/aux_/lambda_support.hpp>
namespace boost { namespace mpl {
// agurt, 13/sep/02: switched from inheritance to typedef; MSVC is more
// happy this way (less ETI-related errors), and it doesn't affect
// anything else
template<
typename BOOST_MPL_AUX_NA_PARAM(Sequence)
>
struct begin
{
typedef typename sequence_tag<Sequence>::type tag_;
typedef typename begin_impl< tag_ >
::template apply< Sequence >::type type;
BOOST_MPL_AUX_LAMBDA_SUPPORT(1,begin,(Sequence))
};
template<
typename BOOST_MPL_AUX_NA_PARAM(Sequence)
>
struct end
{
typedef typename sequence_tag<Sequence>::type tag_;
typedef typename end_impl< tag_ >
::template apply< Sequence >::type type;
BOOST_MPL_AUX_LAMBDA_SUPPORT(1,end,(Sequence))
};
BOOST_MPL_AUX_NA_SPEC(1, begin)
BOOST_MPL_AUX_NA_SPEC(1, end)
}}
#endif // BOOST_MPL_BEGIN_END_HPP_INCLUDED