ceph/src/boost/libs/metaparse/include/boost/metaparse/v1/one_char_except.hpp

   1 #ifndef BOOST_METAPARSE_V1_ONE_CHAR_EXCEPT_HPP
   2 #define BOOST_METAPARSE_V1_ONE_CHAR_EXCEPT_HPP
   3
   4 // Copyright Abel Sinkovics (abel@sinkovics.hu)  2011.
   5 // Distributed under the Boost Software License, Version 1.0.
   6 //    (See accompanying file LICENSE_1_0.txt or copy at
   7 //          http://www.boost.org/LICENSE_1_0.txt)
   8
   9 #include <boost/metaparse/v1/error/unexpected_character.hpp>
  10 #include <boost/metaparse/v1/impl/is_any.hpp>
  11 #include <boost/metaparse/v1/impl/one_char_except_not_used.hpp>
  12 #include <boost/metaparse/v1/one_char.hpp>
  13 #include <boost/metaparse/v1/accept_when.hpp>
  14 #include <boost/metaparse/v1/define_error.hpp>
  15 #include <boost/metaparse/limit_one_char_except_size.hpp>
  16
  17 #include <boost/preprocessor/cat.hpp>
  18 #include <boost/preprocessor/arithmetic/dec.hpp>
  19 #include <boost/preprocessor/arithmetic/mul.hpp>
  20 #include <boost/preprocessor/repetition/enum_params_with_a_default.hpp>
  21 #include <boost/preprocessor/repetition/repeat.hpp>
  22 #include <boost/preprocessor/repetition/enum.hpp>
  23 #include <boost/preprocessor/punctuation/comma_if.hpp>
  24 #include <boost/preprocessor/tuple/eat.hpp>
  25
  26 namespace boost
  27 {
  28   namespace metaparse
  29   {
  30     namespace v1
  31     {
  32       template <
  33         BOOST_PP_ENUM_PARAMS_WITH_A_DEFAULT(
  34           BOOST_METAPARSE_LIMIT_ONE_CHAR_EXCEPT_SIZE,
  35           class C,
  36           impl::one_char_except_not_used
  37         )
  38       >
  39       struct one_char_except;
  40
  41       #ifdef MPLLBIS_METAPARSE_ONE_CHAR_EXCEPT_CASE
  42       #  error MPLLBIS_METAPARSE_ONE_CHAR_EXCEPT_CASE already defined
  43       #endif
  44       #define MPLLBIS_METAPARSE_ONE_CHAR_EXCEPT_CASE(z, n, unused) \
  45         template <BOOST_PP_ENUM_PARAMS(n, class T)> \
  46         struct one_char_except< \
  47           BOOST_PP_ENUM_PARAMS(n, T) \
  48           BOOST_PP_COMMA_IF( \
  49             BOOST_PP_MUL( \
  50               n, \
  51               BOOST_PP_SUB( \
  52                 BOOST_PP_DEC(BOOST_METAPARSE_LIMIT_ONE_CHAR_EXCEPT_SIZE), \
  53                 n \
  54               ) \
  55             ) \
  56           ) \
  57           BOOST_PP_ENUM( \
  58             BOOST_PP_SUB( \
  59               BOOST_PP_DEC(BOOST_METAPARSE_LIMIT_ONE_CHAR_EXCEPT_SIZE), \
  60               n \
  61             ), \
  62             impl::one_char_except_not_used BOOST_PP_TUPLE_EAT(3), \
  63             ~ \
  64           ) \
  65         > :\
  66           accept_when< \
  67             one_char, \
  68             impl::BOOST_PP_CAT(is_any, n)<BOOST_PP_ENUM_PARAMS(n, T)>, \
  69             error::unexpected_character \
  70           > \
  71         {};
  72
  73       BOOST_PP_REPEAT(
  74         BOOST_METAPARSE_LIMIT_ONE_CHAR_EXCEPT_SIZE,
  75         MPLLBIS_METAPARSE_ONE_CHAR_EXCEPT_CASE,
  76         ~
  77       )
  78
  79       #undef MPLLBIS_METAPARSE_ONE_CHAR_EXCEPT_CASE
  80     }
  81   }
  82 }
  83
  84 #endif
  85