1
2#ifndef BOOST_MPL_BEGIN_END_HPP_INCLUDED
3#define BOOST_MPL_BEGIN_END_HPP_INCLUDED
4
5// Copyright Aleksey Gurtovoy 2000-2004
6//
7// Distributed under the Boost Software License, Version 1.0.
8// (See accompanying file LICENSE_1_0.txt or copy at
9// http://www.boost.org/LICENSE_1_0.txt)
10//
11// See http://www.boost.org/libs/mpl for documentation.
12
13// $Id$
14// $Date$
15// $Revision$
16
17#include <boost/mpl/begin_end_fwd.hpp>
18#include <boost/mpl/aux_/begin_end_impl.hpp>
19#include <boost/mpl/sequence_tag.hpp>
20#include <boost/mpl/aux_/na_spec.hpp>
21#include <boost/mpl/aux_/lambda_support.hpp>
22
23namespace boost { namespace mpl {
24
25// agurt, 13/sep/02: switched from inheritance to typedef; MSVC is more
26// happy this way (less ETI-related errors), and it doesn't affect
27// anything else
28template<
29 typename BOOST_MPL_AUX_NA_PARAM(Sequence)
30 >
31struct begin
32{
33 typedef typename sequence_tag<Sequence>::type tag_;
34 typedef typename begin_impl< tag_ >
35 ::template apply< Sequence >::type type;
36
37 BOOST_MPL_AUX_LAMBDA_SUPPORT(1,begin,(Sequence))
38};
39
40template<
41 typename BOOST_MPL_AUX_NA_PARAM(Sequence)
42 >
43struct end
44{
45 typedef typename sequence_tag<Sequence>::type tag_;
46 typedef typename end_impl< tag_ >
47 ::template apply< Sequence >::type type;
48
49 BOOST_MPL_AUX_LAMBDA_SUPPORT(1,end,(Sequence))
50};
51
52BOOST_MPL_AUX_NA_SPEC(1, begin)
53BOOST_MPL_AUX_NA_SPEC(1, end)
54
55}}
56
57#endif // BOOST_MPL_BEGIN_END_HPP_INCLUDED
58