#ifndef BOOST_METAPARSE_V1_SOURCE_POSITION_TAG_HPP
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#define BOOST_METAPARSE_V1_SOURCE_POSITION_TAG_HPP
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// Copyright Abel Sinkovics (abel@sinkovics.hu) 2013.
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#include <boost/metaparse/v1/fwd/source_position.hpp>
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#include <boost/metaparse/v1/fwd/get_prev_char.hpp>
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#include <boost/metaparse/v1/fwd/next_line.hpp>
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#include <boost/metaparse/v1/fwd/next_char.hpp>
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#include <boost/metaparse/v1/get_col.hpp>
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#include <boost/metaparse/v1/get_line.hpp>
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#include <boost/mpl/int.hpp>
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namespace boost
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{
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namespace metaparse
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{
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namespace v1
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{
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struct source_position_tag { typedef source_position_tag type; };
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template <>
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struct get_col_impl<source_position_tag>
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{
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template <class P>
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struct apply : P::col {};
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};
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template <>
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struct get_line_impl<source_position_tag>
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{
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template <class P>
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struct apply : P::line {};
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};
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template <>
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struct get_prev_char_impl<source_position_tag>
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{
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template <class P>
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struct apply : P::prev_char {};
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};
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template <>
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struct next_char_impl<source_position_tag>
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{
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template <class P, class Ch>
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struct apply :
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source_position<
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typename get_line<P>::type,
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boost::mpl::int_<get_col<P>::type::value + 1>,
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Ch
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>
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{};
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};
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template <>
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struct next_line_impl<source_position_tag>
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{
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template <class P, class Ch>
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struct apply :
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source_position<
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boost::mpl::int_<get_line<P>::type::value + 1>,
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boost::mpl::int_<1>,
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Ch
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>
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{};
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};
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}
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}
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}
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#endif
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