/usr/include/boost/metaparse/v1/cpp11
Edit: /usr/include/boost/metaparse/v1/cpp11/first_of.hpp (848B)
#ifndef BOOST_METAPARSE_V1_CPP11_FIRST_OF_HPP
#define BOOST_METAPARSE_V1_CPP11_FIRST_OF_HPP
// Copyright Abel Sinkovics (abel@sinkovics.hu) 2017.
// 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
#include
#include
namespace boost
{
namespace metaparse
{
namespace v1
{
template
struct first_of
{
typedef first_of type;
template
struct apply : impl::nth_of_c<0, S, Pos, Ps...> {};
};
template <>
struct first_of<> : fail> {};
}
}
}
#endif