--- /dev/null
+// 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/is_set_type_of.hpp
+/// \brief Is set type of and is set type of relation metafunctions.
+
+#ifndef BOOST_BIMAP_DETAIL_IS_SET_TYPE_OF_HPP
+#define BOOST_BIMAP_DETAIL_IS_SET_TYPE_OF_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER>=1200)
+#pragma once
+#endif
+
+#include <boost/config.hpp>
+
+#include <boost/type_traits/is_base_of.hpp>
+#include <boost/bimap/detail/concept_tags.hpp>
+
+/** \struct boost::bimaps::detail::is_set_type_of
+
+\brief Type trait to check if a class is a set_type_of specification
+
+\code
+template< class Type >
+struct is_set_type_of : {true_|false_} {};
+\endcode
+ **/
+
+/** \struct boost::bimaps::detail::is_set_type_of_relation
+
+\brief Type trait to check if a class is a set_type_of_relation specification
+
+\code
+template< class Type >
+struct is_set_type_of_relation : {true_|false_} {};
+\endcode
+
+ **/
+
+#ifndef BOOST_BIMAP_DOXYGEN_WILL_NOT_PROCESS_THE_FOLLOWING_LINES
+
+namespace boost {
+namespace bimaps {
+namespace detail {
+
+template< class Type >
+struct is_set_type_of :
+ is_base_of< set_type_of_tag, Type > {};
+
+template< class Type >
+struct is_set_type_of_relation :
+ is_base_of< set_type_of_relation_tag, Type > {};
+
+} // namespace detail
+} // namespace bimaps
+} // namespace boost
+
+#endif // BOOST_BIMAP_DOXYGEN_WILL_NOT_PROCESS_THE_FOLLOWING_LINES
+
+#endif // BOOST_BIMAP_DETAIL_IS_SET_TYPE_OF_HPP
+