v1/impl/next_digit.hpp

0001 #ifndef BOOST_METAPARSE_V1_IMPL_NEXT_DIGIT_HPP
0002 #define BOOST_METAPARSE_V1_IMPL_NEXT_DIGIT_HPP
0003
0004 // Copyright Abel Sinkovics (abel@sinkovics.hu)  2015.
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/mpl/int.hpp>
0010
0011 namespace boost
0012 {
0013   namespace metaparse
0014   {
0015     namespace v1
0016     {
0017       namespace impl
0018       {
0019         struct next_digit
0020         {
0021           typedef next_digit type;
0022
0023           template <class PartialResult, class NextDigit>
0024           struct apply :
0025             boost::mpl::int_<
0026               PartialResult::type::value * 10 + NextDigit::type::value
0027             >
0028           {};
0029         };
0030       }
0031     }
0032   }
0033 }
0034
0035 #endif
0036