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Warning, file /include/boost/spirit/home/x3/char/literal_char.hpp was not indexed or was modified since last indexation (in which case cross-reference links may be missing, inaccurate or erroneous).

0001 /*=============================================================================
0002     Copyright (c) 2001-2014 Joel de Guzman
0003 
0004     Distributed under the Boost Software License, Version 1.0. (See accompanying
0005     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
0006 ==============================================================================*/
0007 #if !defined(BOOST_SPIRIT_X3_LITERAL_CHAR_APRIL_16_2006_1051AM)
0008 #define BOOST_SPIRIT_X3_LITERAL_CHAR_APRIL_16_2006_1051AM
0009 
0010 #include <boost/spirit/home/x3/char/char_parser.hpp>
0011 #include <boost/spirit/home/x3/support/utility/utf8.hpp>
0012 #include <boost/type_traits/is_same.hpp>
0013 
0014 namespace boost { namespace spirit { namespace x3
0015 {
0016     template <typename Encoding, typename Attribute = typename Encoding::char_type>
0017     struct literal_char : char_parser<literal_char<Encoding, Attribute>>
0018     {
0019         typedef typename Encoding::char_type char_type;
0020         typedef Encoding encoding;
0021         typedef Attribute attribute_type;
0022         static bool const has_attribute =
0023             !is_same<unused_type, attribute_type>::value;
0024 
0025         template <typename Char>
0026         constexpr literal_char(Char ch)
0027           : ch(static_cast<char_type>(ch)) {}
0028 
0029         template <typename Char, typename Context>
0030         bool test(Char ch_, Context const& context) const
0031         {
0032             return get_case_compare<encoding>(context)(ch, char_type(ch_)) == 0;
0033         }
0034 
0035         char_type ch;
0036     };
0037 
0038     template <typename Encoding, typename Attribute>
0039     struct get_info<literal_char<Encoding, Attribute>>
0040     {
0041         typedef std::string result_type;
0042         std::string operator()(literal_char<Encoding, Attribute> const& p) const
0043         {
0044             return '\'' + to_utf8(Encoding::toucs4(p.ch)) + '\'';
0045         }
0046     };
0047 }}}
0048 
0049 #endif