整理

include/boost/mpl/map/aux_/begin_end_impl.hpp

@@ -0,0 +1,50 @@
+
+#ifndef BOOST_MPL_MAP_AUX_BEGIN_END_IMPL_HPP_INCLUDED
+#define BOOST_MPL_MAP_AUX_BEGIN_END_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.
+
+// $Id$
+// $Date$
+// $Revision$
+
+#include <boost/mpl/begin_end_fwd.hpp>
+#include <boost/mpl/next_prior.hpp>
+#include <boost/mpl/map/aux_/iterator.hpp>
+
+namespace boost { namespace mpl {
+
+template<>
+struct begin_impl< aux::map_tag >
+{
+    template< typename Map > struct apply
+    {
+        typedef typename next< typename Map::order >::type max_order_;
+        typedef m_iter<
+              Map
+            , next_order<Map,1,max_order_::value>::value
+            , max_order_::value
+            > type;
+    };
+};
+
+template<>
+struct end_impl< aux::map_tag >
+{
+    template< typename Map > struct apply
+    {
+        typedef typename next< typename Map::order >::type max_order_;
+        typedef m_iter< Map,max_order_::value,max_order_::value > type;
+    };
+};
+
+}}
+
+#endif // BOOST_MPL_MAP_AUX_BEGIN_END_IMPL_HPP_INCLUDED