36 lines
809 B
C++
36 lines
809 B
C++
#ifndef BOOST_METAPARSE_V1_CPP11_IMPL_AT_C_HPP
|
|
#define BOOST_METAPARSE_V1_CPP11_IMPL_AT_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/cpp11/fwd/string.hpp>
|
|
|
|
#include <boost/mpl/char.hpp>
|
|
|
|
namespace boost
|
|
{
|
|
namespace metaparse
|
|
{
|
|
namespace v1
|
|
{
|
|
namespace impl
|
|
{
|
|
template <class S, int N>
|
|
struct at_c;
|
|
|
|
template <char C, char... Cs, int N>
|
|
struct at_c<string<C, Cs...>, N> : at_c<string<Cs...>, N - 1> {};
|
|
|
|
template <char C, char... Cs>
|
|
struct at_c<string<C, Cs...>, 0> : boost::mpl::char_<C> {};
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
#endif
|
|
|