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- #ifndef BOOST_METAPARSE_V1_SOURCE_POSITION_TAG_HPP
- #define BOOST_METAPARSE_V1_SOURCE_POSITION_TAG_HPP
- // Copyright Abel Sinkovics (abel@sinkovics.hu) 2013.
- // 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)
- #include <boost/metaparse/v1/fwd/source_position.hpp>
- #include <boost/metaparse/v1/fwd/get_prev_char.hpp>
- #include <boost/metaparse/v1/fwd/next_line.hpp>
- #include <boost/metaparse/v1/fwd/next_char.hpp>
- #include <boost/metaparse/v1/get_col.hpp>
- #include <boost/metaparse/v1/get_line.hpp>
- #include <boost/mpl/int.hpp>
- namespace boost
- {
- namespace metaparse
- {
- namespace v1
- {
- struct source_position_tag { typedef source_position_tag type; };
-
- template <>
- struct get_col_impl<source_position_tag>
- {
- template <class P>
- struct apply : P::col {};
- };
- template <>
- struct get_line_impl<source_position_tag>
- {
- template <class P>
- struct apply : P::line {};
- };
-
- template <>
- struct get_prev_char_impl<source_position_tag>
- {
- template <class P>
- struct apply : P::prev_char {};
- };
-
-
- template <>
- struct next_char_impl<source_position_tag>
- {
- template <class P, class Ch>
- struct apply :
- source_position<
- typename get_line<P>::type,
- boost::mpl::int_<get_col<P>::type::value + 1>,
- Ch
- >
- {};
- };
- template <>
- struct next_line_impl<source_position_tag>
- {
- template <class P, class Ch>
- struct apply :
- source_position<
- boost::mpl::int_<get_line<P>::type::value + 1>,
- boost::mpl::int_<1>,
- Ch
- >
- {};
- };
- }
- }
- }
- #endif
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