40 lines
954 B
C++
40 lines
954 B
C++
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#ifndef BOOST_METAPARSE_V1_CPP11_IMPL_POP_BACK_HPP
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#define BOOST_METAPARSE_V1_CPP11_IMPL_POP_BACK_HPP
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// Copyright Abel Sinkovics (abel@sinkovics.hu) 2013.
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#include <boost/metaparse/v1/cpp11/fwd/string.hpp>
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#include <boost/metaparse/v1/cpp11/impl/push_front_c.hpp>
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#include <boost/metaparse/v1/cpp11/impl/size.hpp>
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#include <boost/mpl/clear.hpp>
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namespace boost
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{
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namespace metaparse
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{
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namespace v1
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{
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namespace impl
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{
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template <class S>
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struct pop_back;
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template <char C>
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struct pop_back<string<C>> : boost::mpl::clear<string<C>> {};
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template <char C, char... Cs>
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struct pop_back<string<C, Cs...>> :
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push_front_c<typename pop_back<string<Cs...>>::type, C>
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{};
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}
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}
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}
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}
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#endif
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