libcarla/include/system/boost/metaparse/v1/impl/apply_parser.hpp
2024-10-18 13:19:59 +08:00

64 lines
1.6 KiB
C++

#ifndef BOOST_METAPARSE_V1_IMPL_APPLY_PARSER_HPP
#define BOOST_METAPARSE_V1_IMPL_APPLY_PARSER_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/unless_error.hpp>
#include <boost/metaparse/v1/get_result.hpp>
#include <boost/metaparse/v1/get_remaining.hpp>
#include <boost/metaparse/v1/get_position.hpp>
#include <boost/metaparse/v1/transform.hpp>
#include <boost/mpl/push_back.hpp>
namespace boost
{
namespace metaparse
{
namespace v1
{
namespace impl
{
struct apply_parser
{
private:
template <class ListToAppend>
struct do_append
{
template <class Item>
struct apply : boost::mpl::push_back<ListToAppend, Item> {};
};
template <class Accum, class S, class Pos, class Parser>
struct apply_unchecked :
transform<Parser,do_append<typename Accum::type> >::template apply<
typename S::type,
typename Pos::type
>
{};
public:
template <class State, class Parser>
struct apply :
unless_error<
State,
apply_unchecked<
get_result<State>,
get_remaining<State>,
get_position<State>,
Parser
>
>
{};
};
}
}
}
}
#endif