Boost C++ Libraries

...one of the most highly regarded and expertly designed C++ library projects in the world. — Herb Sutter and Andrei Alexandrescu, C++ Coding Standards

boost/fusion/container/set/detail/key_of_impl.hpp

/*=============================================================================
    Copyright (c) 2009 Christopher Schmidt

    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)
==============================================================================*/

#ifndef BOOST_FUSION_CONTAINER_SET_DETAIL_KEY_OF_IMPL_HPP
#define BOOST_FUSION_CONTAINER_SET_DETAIL_KEY_OF_IMPL_HPP

#include <boost/fusion/support/config.hpp>
#include <boost/fusion/container/set/detail/value_of_data_impl.hpp>

namespace boost { namespace fusion { namespace extension
{
    template <typename>
    struct key_of_impl;

    template <>
    struct key_of_impl<set_iterator_tag>
      : value_of_impl<set_iterator_tag>
    {};
}}}

#endif