#ifndef BOOST_MPL_MAP_AUX_INSERT_IMPL_HPP_INCLUDED #define BOOST_MPL_MAP_AUX_INSERT_IMPL_HPP_INCLUDED // Copyright Aleksey Gurtovoy 2003-2004 // Copyright David Abrahams 2003-2004 // // 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) // // See http://www.boost.org/libs/mpl for documentation. // $Id: insert_impl.hpp 55751 2009-08-24 04:11:00Z agurtovoy $ // $Date: 2009-08-24 00:11:00 -0400 (Mon, 24 Aug 2009) $ // $Revision: 55751 $ #include <boost/mpl/insert_fwd.hpp> #include <boost/mpl/next_prior.hpp> #include <boost/mpl/map/aux_/contains_impl.hpp> #include <boost/mpl/map/aux_/item.hpp> #include <boost/mpl/map/aux_/tag.hpp> #include <boost/mpl/aux_/na.hpp> #include <boost/mpl/aux_/config/typeof.hpp> namespace boost { namespace mpl { namespace aux { template< typename Map, typename Pair > struct map_insert_impl : if_< contains_impl<aux::map_tag>::apply<Map,Pair> , Map #if defined(BOOST_MPL_CFG_TYPEOF_BASED_SEQUENCES) , m_item< typename Pair::first , typename Pair::second , Map > #else , m_item< Map::order::value , typename Pair::first , typename Pair::second , Map > #endif > { }; } template<> struct insert_impl< aux::map_tag > { template< typename Map , typename PosOrKey , typename KeyOrNA > struct apply : aux::map_insert_impl< Map , typename if_na<KeyOrNA,PosOrKey>::type > { }; }; }} #endif // BOOST_MPL_MAP_AUX_INSERT_IMPL_HPP_INCLUDED