metaparse/v1/accept_tag.hpp

0001 #ifndef BOOST_METAPARSE_V1_ACCEPT_TAG_HPP
0002 #define BOOST_METAPARSE_V1_ACCEPT_TAG_HPP
0003
0004 // Copyright Abel Sinkovics (abel@sinkovics.hu)  2013.
0005 // Distributed under the Boost Software License, Version 1.0.
0006 //    (See accompanying file LICENSE_1_0.txt or copy at
0007 //          http://www.boost.org/LICENSE_1_0.txt)
0008
0009 #include <boost/metaparse/v1/fwd/get_remaining.hpp>
0010 #include <boost/metaparse/v1/fwd/get_position.hpp>
0011 #include <boost/metaparse/v1/fwd/get_result.hpp>
0012
0013
0014 namespace boost
0015 {
0016   namespace metaparse
0017   {
0018     namespace v1
0019     {
0020       struct accept_tag { typedef accept_tag type; };
0021
0022       template <>
0023       struct get_position_impl<accept_tag>
0024       {
0025         template <class A>
0026         struct apply : A::source_position {};
0027       };
0028
0029       template <>
0030       struct get_remaining_impl<accept_tag>
0031       {
0032         template <class A>
0033         struct apply : A::remaining {};
0034       };
0035
0036       template <>
0037       struct get_result_impl<accept_tag>
0038       {
0039         template <class A>
0040         struct apply { typedef typename A::result type; };
0041       };
0042     }
0043   }
0044 }
0045
0046 #endif
0047