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// Boost.Bimap
//
// Copyright (c) 2006-2007 Matias Capeletto
//
// 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)
/// \file detail/manage_bimap_key.hpp
/// \brief Utility class to manage the set types of a bimap.
#ifndef BOOST_BIMAP_DETAIL_MANAGE_BIMAP_KEY_HPP
#define BOOST_BIMAP_DETAIL_MANAGE_BIMAP_KEY_HPP
#if defined(_MSC_VER) && (_MSC_VER>=1200)
#pragma once
#endif
#include <boost/config.hpp>
#include <boost/mpl/eval_if.hpp>
#include <boost/mpl/identity.hpp>
#include <boost/bimap/detail/is_set_type_of.hpp>
#include <boost/bimap/set_of.hpp>
namespace boost {
namespace bimaps {
namespace detail {
/** \struct boost::bimaps::detail::manage_bimap_key
\brief Metafunction to manage the set types of a bimap.
\code
template< class Type >
struct manage_bimap_key
{
typedef -SetType- type;
}
\endcode
See also bimap, bimap_core.
**/
#ifndef BOOST_BIMAP_DOXYGEN_WILL_NOT_PROCESS_THE_FOLLOWING_LINES
template< class Type >
struct manage_bimap_key
{
typedef BOOST_DEDUCED_TYPENAME
mpl::eval_if< BOOST_DEDUCED_TYPENAME is_set_type_of< Type >::type,
// {
mpl::identity< Type >,
// }
// else
// {
// Default it to a set
mpl::identity< set_of< Type > >
// }
>::type set_type;
// Returns set_type and evaluate the concept_checked_type
typedef BOOST_DEDUCED_TYPENAME mpl::if_c< true, set_type,
BOOST_DEDUCED_TYPENAME set_type::lazy_concept_checked::type
>::type type;
};
#endif // BOOST_BIMAP_DOXYGEN_WILL_NOT_PROCESS_THE_FOLLOWING_LINES
} // namespace detail
} // namespace bimaps
} // namespace boost
#endif // BOOST_BIMAP_DETAIL_MANAGE_BIMAP_KEY_HPP
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