162 lines
3.9 KiB
C++
162 lines
3.9 KiB
C++
/*=============================================================================
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Copyright (c) 2001-2014 Joel de Guzman
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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==============================================================================*/
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#if !defined(BOOST_SPIRIT_X3_CHAR_APRIL_16_2006_1051AM)
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#define BOOST_SPIRIT_X3_CHAR_APRIL_16_2006_1051AM
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#include <boost/spirit/home/x3/char/any_char.hpp>
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#include <boost/spirit/home/support/char_encoding/ascii.hpp>
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#include <boost/spirit/home/support/char_encoding/iso8859_1.hpp>
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#include <boost/spirit/home/support/char_encoding/standard.hpp>
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#include <boost/spirit/home/support/char_encoding/standard_wide.hpp>
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namespace boost { namespace spirit { namespace x3
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{
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namespace standard
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{
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typedef any_char<char_encoding::standard> char_type;
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constexpr auto char_ = char_type{};
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constexpr literal_char<char_encoding::standard, unused_type>
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lit(char ch)
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{
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return { ch };
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}
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constexpr literal_char<char_encoding::standard, unused_type>
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lit(wchar_t ch)
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{
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return { ch };
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}
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}
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using standard::char_type;
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using standard::char_;
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using standard::lit;
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#ifndef BOOST_SPIRIT_NO_STANDARD_WIDE
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namespace standard_wide
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{
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typedef any_char<char_encoding::standard_wide> char_type;
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constexpr auto char_ = char_type{};
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constexpr literal_char<char_encoding::standard_wide, unused_type>
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lit(wchar_t ch)
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{
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return { ch };
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}
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}
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#endif
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namespace ascii
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{
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typedef any_char<char_encoding::ascii> char_type;
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constexpr auto char_ = char_type{};
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constexpr literal_char<char_encoding::ascii, unused_type>
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lit(char ch)
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{
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return { ch };
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}
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constexpr literal_char<char_encoding::ascii, unused_type>
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lit(wchar_t ch)
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{
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return { ch };
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}
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}
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namespace iso8859_1
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{
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typedef any_char<char_encoding::iso8859_1> char_type;
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constexpr auto char_ = char_type{};
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constexpr literal_char<char_encoding::iso8859_1, unused_type>
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lit(char ch)
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{
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return { ch };
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}
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constexpr literal_char<char_encoding::iso8859_1, unused_type>
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lit(wchar_t ch)
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{
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return { ch };
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}
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}
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namespace extension
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{
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template <>
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struct as_parser<char>
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{
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typedef literal_char<
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char_encoding::standard, unused_type>
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type;
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typedef type value_type;
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static constexpr type call(char ch)
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{
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return { ch };
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}
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};
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#ifndef BOOST_SPIRIT_NO_STANDARD_WIDE
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template <>
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struct as_parser<wchar_t>
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{
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typedef literal_char<
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char_encoding::standard_wide, unused_type>
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type;
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typedef type value_type;
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static constexpr type call(wchar_t ch)
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{
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return { ch };
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}
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};
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#endif
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template <>
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struct as_parser<char [2]>
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{
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typedef literal_char<
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char_encoding::standard, unused_type>
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type;
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typedef type value_type;
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static constexpr type call(char const ch[])
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{
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return { ch[0] };
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}
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};
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#ifndef BOOST_SPIRIT_NO_STANDARD_WIDE
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template <>
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struct as_parser<wchar_t [2]>
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{
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typedef literal_char<
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char_encoding::standard_wide, unused_type>
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type;
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typedef type value_type;
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static constexpr type call(wchar_t const ch[] )
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{
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return { ch[0] };
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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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#endif
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