libcarla/include/system/boost/metaparse/v1/cpp11/impl/pop_back.hpp
2024-10-18 13:19:59 +08:00

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#ifndef BOOST_METAPARSE_V1_CPP11_IMPL_POP_BACK_HPP
#define BOOST_METAPARSE_V1_CPP11_IMPL_POP_BACK_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/metaparse/v1/cpp11/impl/push_front_c.hpp>
#include <boost/metaparse/v1/cpp11/impl/size.hpp>
#include <boost/mpl/clear.hpp>
namespace boost
{
namespace metaparse
{
namespace v1
{
namespace impl
{
template <class S>
struct pop_back;
template <char C>
struct pop_back<string<C>> : boost::mpl::clear<string<C>> {};
template <char C, char... Cs>
struct pop_back<string<C, Cs...>> :
push_front_c<typename pop_back<string<Cs...>>::type, C>
{};
}
}
}
}
#endif