54 lines
1.3 KiB
C++
54 lines
1.3 KiB
C++
#ifndef BOOST_METAPARSE_V1_IMPL_PUSH_FRONT_C_HPP
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#define BOOST_METAPARSE_V1_IMPL_PUSH_FRONT_C_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/config.hpp>
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#include <boost/metaparse/v1/fwd/string.hpp>
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#include <boost/preprocessor/arithmetic/dec.hpp>
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#include <boost/preprocessor/repetition/enum_params.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, char C>
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struct push_front_c;
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#ifdef BOOST_METAPARSE_VARIADIC_STRING
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template <char... Cs, char C>
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struct push_front_c<string<Cs...>, C> : string<C, Cs...> {};
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#else
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template <
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BOOST_PP_ENUM_PARAMS(BOOST_METAPARSE_LIMIT_STRING_SIZE, int C),
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char Ch
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>
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struct push_front_c<
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string<BOOST_PP_ENUM_PARAMS(BOOST_METAPARSE_LIMIT_STRING_SIZE, C)>,
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Ch
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> :
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string<
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Ch,
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BOOST_PP_ENUM_PARAMS(
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BOOST_PP_DEC(BOOST_METAPARSE_LIMIT_STRING_SIZE),
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C
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)
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>
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{};
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#endif
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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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