/*============================================================================= | |
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_VALUE_AT_IMPL_05052005_0232) | |
#define FUSION_VALUE_AT_IMPL_05052005_0232 | |
#include <boost/mpl/at.hpp> | |
namespace boost { namespace fusion | |
{ | |
struct vector_tag; | |
namespace extension | |
{ | |
template <typename Tag> | |
struct value_at_impl; | |
template <> | |
struct value_at_impl<vector_tag> | |
{ | |
template <typename Sequence, typename N> | |
struct apply | |
{ | |
typedef typename mpl::at<typename Sequence::types, N>::type type; | |
}; | |
}; | |
} | |
}} | |
#endif |