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phase2: refactoring for v2.1

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[SVN r40209]
This commit is contained in:
Joel de Guzman
2007-10-20 11:31:03 +00:00
parent a77599ed49
commit 9243ee2450
227 changed files with 350 additions and 354 deletions
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56
include/boost/fusion/container/set/detail/begin_impl.hpp Normal file
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/*=============================================================================
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(FUSION_BEGIN_IMPL_09162005_1120)
#define FUSION_BEGIN_IMPL_09162005_1120
#include <boost/fusion/sequence/intrinsic/begin.hpp>
#include <boost/type_traits/is_const.hpp>
#include <boost/mpl/eval_if.hpp>
#include <boost/mpl/identity.hpp>
namespace boost { namespace fusion
{
struct set_tag;
namespace extension
{
template <typename Tag>
struct begin_impl;
template <>
struct begin_impl<set_tag>
{
template <typename Sequence>
struct apply
{
typedef typename
result_of::begin<typename Sequence::storage_type>::type
iterator_type;
typedef typename
result_of::begin<typename Sequence::storage_type const>::type
const_iterator_type;
typedef typename
mpl::eval_if<
is_const<Sequence>
, mpl::identity<const_iterator_type>
, mpl::identity<iterator_type>
>::type
type;
static type
call(Sequence& s)
{
return fusion::begin(s.get_data());
}
};
};
}
}}
#endif