boost/fusion/adapted/boost_tuple/tag_of.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_TAG_OF_09262006_1900)
#define BOOST_FUSION_TAG_OF_09262006_1900
#include <boost/fusion/support/config.hpp>
#include <boost/fusion/support/tag_of_fwd.hpp>
namespace boost { namespace tuples
{
struct null_type;
template <
class T0, class T1, class T2, class T3, class T4,
class T5, class T6, class T7, class T8, class T9
>
class tuple;
template <class Head, class Tail>
struct cons;
}}
namespace boost { namespace fusion
{
struct boost_tuple_tag;
struct fusion_sequence_tag;
namespace traits
{
template <
class T0, class T1, class T2, class T3, class T4,
class T5, class T6, class T7, class T8, class T9
>
#if defined(BOOST_NO_PARTIAL_SPECIALIZATION_IMPLICIT_DEFAULT_ARGS)
struct tag_of<tuples::tuple<T0, T1, T2, T3, T4, T5, T6, T7, T8, T9>, void >
#else
struct tag_of<tuples::tuple<T0, T1, T2, T3, T4, T5, T6, T7, T8, T9> >
#endif
{
typedef boost_tuple_tag type;
};
template <class Head, class Tail>
#if defined(BOOST_NO_PARTIAL_SPECIALIZATION_IMPLICIT_DEFAULT_ARGS)
struct tag_of<tuples::cons<Head, Tail>, void >
#else
struct tag_of<tuples::cons<Head, Tail> >
#endif
{
typedef boost_tuple_tag type;
};
template <>
struct tag_of<tuples::null_type>
{
typedef boost_tuple_tag type;
};
}
}}
namespace boost { namespace mpl
{
template<typename>
struct sequence_tag;
template <
class T0, class T1, class T2, class T3, class T4,
class T5, class T6, class T7, class T8, class T9
>
struct sequence_tag<tuples::tuple<T0, T1, T2, T3, T4, T5, T6, T7, T8, T9> >
{
typedef fusion::fusion_sequence_tag type;
};
template <
class T0, class T1, class T2, class T3, class T4,
class T5, class T6, class T7, class T8, class T9
>
struct sequence_tag<
tuples::tuple<T0, T1, T2, T3, T4, T5, T6, T7, T8, T9> const
>
{
typedef fusion::fusion_sequence_tag type;
};
template <class Head, class Tail>
struct sequence_tag<tuples::cons<Head, Tail> >
{
typedef fusion::fusion_sequence_tag type;
};
template <class Head, class Tail>
struct sequence_tag<tuples::cons<Head, Tail> const>
{
typedef fusion::fusion_sequence_tag type;
};
template <>
struct sequence_tag<tuples::null_type>
{
typedef fusion::fusion_sequence_tag type;
};
template <>
struct sequence_tag<tuples::null_type const>
{
typedef fusion::fusion_sequence_tag type;
};
}}
#endif