boost/fusion/adapted/boost_tuple/detail/size_impl.hpp
/*=============================================================================
Copyright (c) 2001-2011 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(BOOST_FUSION_SIZE_IMPL_09272006_0724)
#define BOOST_FUSION_SIZE_IMPL_09272006_0724
#include <boost/fusion/support/config.hpp>
#include <boost/tuple/tuple.hpp>
#include <boost/mpl/int.hpp>
namespace boost { namespace fusion
{
struct boost_tuple_tag;
namespace extension
{
template<typename T>
struct size_impl;
template <>
struct size_impl<boost_tuple_tag>
{
template <typename Sequence>
struct apply : mpl::int_<tuples::length<Sequence>::value> {};
};
}
}}
#endif