diff options
Diffstat (limited to 'boost/metaparse/v1/util/digit_to_int_c.hpp')
| -rw-r--r-- | boost/metaparse/v1/util/digit_to_int_c.hpp | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/boost/metaparse/v1/util/digit_to_int_c.hpp b/boost/metaparse/v1/util/digit_to_int_c.hpp new file mode 100644 index 0000000000..51cc13d915 --- /dev/null +++ b/boost/metaparse/v1/util/digit_to_int_c.hpp @@ -0,0 +1,40 @@ +#ifndef BOOST_METAPARSE_V1_UTIL_DIGIT_TO_INT_C_HPP +#define BOOST_METAPARSE_V1_UTIL_DIGIT_TO_INT_C_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/error/digit_expected.hpp> + +#include <boost/mpl/int.hpp> + +namespace boost +{ + namespace metaparse + { + namespace v1 + { + namespace util + { + template <char C> + struct digit_to_int_c : error::digit_expected {}; + + template <> struct digit_to_int_c<'0'> : boost::mpl::int_<0> {}; + template <> struct digit_to_int_c<'1'> : boost::mpl::int_<1> {}; + template <> struct digit_to_int_c<'2'> : boost::mpl::int_<2> {}; + template <> struct digit_to_int_c<'3'> : boost::mpl::int_<3> {}; + template <> struct digit_to_int_c<'4'> : boost::mpl::int_<4> {}; + template <> struct digit_to_int_c<'5'> : boost::mpl::int_<5> {}; + template <> struct digit_to_int_c<'6'> : boost::mpl::int_<6> {}; + template <> struct digit_to_int_c<'7'> : boost::mpl::int_<7> {}; + template <> struct digit_to_int_c<'8'> : boost::mpl::int_<8> {}; + template <> struct digit_to_int_c<'9'> : boost::mpl::int_<9> {}; + } + } + } +} + +#endif + |