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phase4: refactoring for v2.1

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[SVN r40213]
This commit is contained in:
Joel de Guzman
2007-10-20 13:13:58 +00:00
parent e894481f5b
commit c35180f4f9
43 changed files with 400 additions and 200 deletions
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48
include/boost/fusion/sequence/convert.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_CONVERT_10022005_1442)
#define FUSION_CONVERT_10022005_1442
namespace boost { namespace fusion
{
namespace extension
{
template <typename Tag>
struct convert_impl;
}
namespace result_of
{
template <typename Tag, typename Sequence>
struct convert
{
typedef typename extension::convert_impl<Tag> gen;
typedef typename
gen::template apply<Sequence>::type
type;
};
}
template <typename Tag, typename Sequence>
inline typename result_of::convert<Tag, Sequence>::type
convert(Sequence& seq)
{
typedef typename result_of::convert<Tag, Sequence>::gen gen;
return gen::call(seq);
}
template <typename Tag, typename Sequence>
inline typename result_of::convert<Tag, Sequence const>::type
convert(Sequence const& seq)
{
typedef typename result_of::convert<Tag, Sequence const>::gen gen;
return gen::call(seq);
}
}}
#endif