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boost_regex/include/boost/regex/v4/regex_traits.hpp
John Maddock 8b4da77f83 Undone unintended commit on this file. 
[SVN r20471]
2003-10-24 11:00:29 +00:00

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/*
*
* Copyright (c) 1998-2002
* Dr John Maddock
*
* Use, modification and distribution are subject to the
* Boost Software License, Version 1.0. (See accompanying file
* LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
*
*/
/*
* LOCATION: see http://www.boost.org for most recent version.
* FILE regex_traits.hpp
* VERSION see <boost/version.hpp>
* DESCRIPTION: Declares regular expression traits classes.
*/
#ifndef BOOST_REGEX_TRAITS_HPP_INCLUDED
#define BOOST_REGEX_TRAITS_HPP_INCLUDED
#ifndef BOOST_RE_CREGEX_HPP
#include <boost/cregex.hpp>
#endif
#ifndef BOOST_REGEX_CSTRING_HPP
#include <boost/regex/v4/regex_cstring.hpp>
#endif
namespace boost{
#ifdef BOOST_HAS_ABI_HEADERS
# include BOOST_ABI_PREFIX
#endif
template <class charT>
class c_regex_traits;
namespace re_detail{
struct mss
{
unsigned int id;
const char* what;
};
BOOST_REGEX_DECL bool BOOST_REGEX_CALL re_lookup_def_collate_name(std::string& buf, const char* name);
BOOST_REGEX_DECL std::size_t BOOST_REGEX_CALL re_get_default_message(char* buf, std::size_t len, std::size_t id);
extern BOOST_REGEX_DECL const char *re_default_error_messages[];
#ifndef BOOST_NO_WREGEX
extern BOOST_REGEX_DECL wchar_t wide_lower_case_map[];
extern BOOST_REGEX_DECL unsigned short wide_unicode_classes[];
BOOST_REGEX_DECL bool BOOST_REGEX_CALL is_combining(wchar_t c);
#endif
struct BOOST_REGEX_DECL regex_traits_base
{
enum char_syntax_type
{
syntax_char = 0,
syntax_open_bracket = 1, // (
syntax_close_bracket = 2, // )
syntax_dollar = 3, // $
syntax_caret = 4, // ^
syntax_dot = 5, // .
syntax_star = 6, // *
syntax_plus = 7, // +
syntax_question = 8, // ?
syntax_open_set = 9, // [
syntax_close_set = 10, // ]
syntax_or = 11, // |
syntax_slash = 12, //
syntax_hash = 13, // #
syntax_dash = 14, // -
syntax_open_brace = 15, // {
syntax_close_brace = 16, // }
syntax_digit = 17, // 0-9
syntax_b = 18, // for \b
syntax_B = 19, // for \B
syntax_left_word = 20, // for \<
syntax_right_word = 21, // for \>
syntax_w = 22, // for \w
syntax_W = 23, // for \W
syntax_start_buffer = 24, // for \`
syntax_end_buffer = 25, // for \'
syntax_newline = 26, // for newline alt
syntax_comma = 27, // for {x,y}
syntax_a = 28, // for \a
syntax_f = 29, // for \f
syntax_n = 30, // for \n
syntax_r = 31, // for \r
syntax_t = 32, // for \t
syntax_v = 33, // for \v
syntax_x = 34, // for \xdd
syntax_c = 35, // for \cx
syntax_colon = 36, // for [:...:]
syntax_equal = 37, // for [=...=]
// perl ops:
syntax_e = 38, // for \e
syntax_l = 39, // for \l
syntax_L = 40, // for \L
syntax_u = 41, // for \u
syntax_U = 42, // for \U
syntax_s = 43, // for \s
syntax_S = 44, // for \S
syntax_d = 45, // for \d
syntax_D = 46, // for \D
syntax_E = 47, // for \Q\E
syntax_Q = 48, // for \Q\E
syntax_X = 49, // for \X
syntax_C = 50, // for \C
syntax_Z = 51, // for \Z
syntax_G = 52, // for \G
// new extentions:
syntax_not = 53, // for (?!...)
syntax_max = 54
};
#ifdef __BORLANDC__
private:
char dummy_member;
#endif
};
struct BOOST_REGEX_DECL c_traits_base : public regex_traits_base
{
public:
enum{
char_class_none = 0,
char_class_alpha = 0x0001,
char_class_cntrl = 0x0002,
char_class_digit = 0x0004,
char_class_lower = 0x0008,
char_class_punct = 0x0010,
char_class_space = 0x0020,
char_class_upper = 0x0040,
char_class_xdigit = 0x0080,
char_class_blank = 0x0100,
char_class_underscore = 0x4000,
char_class_unicode = 0x8000,
char_class_alnum = char_class_alpha | char_class_digit,
char_class_graph = char_class_alpha | char_class_digit | char_class_punct | char_class_underscore,
char_class_print = char_class_alpha | char_class_digit | char_class_punct | char_class_underscore | char_class_blank,
char_class_word = char_class_alpha | char_class_digit | char_class_underscore
};
static std::string BOOST_REGEX_CALL set_message_catalogue(const std::string& s);
protected:
#if defined(__MWERKS__) && __MWERKS__ <= 0x6000
friend class c_regex_traits<char>;
friend class c_regex_traits<wchar_t>;
#endif
static char regex_message_catalogue[BOOST_REGEX_MAX_PATH];
enum syntax_map_size
{
map_size = UCHAR_MAX + 1
};
static unsigned char syntax_map[map_size];
static unsigned short class_map[map_size];
static char lower_case_map[map_size];
static boost::uint_fast32_t BOOST_REGEX_CALL do_lookup_class(const char* p);
static bool BOOST_REGEX_CALL do_lookup_collate(std::string& buf, const char* p);
static void BOOST_REGEX_CALL do_update_ctype();
static void BOOST_REGEX_CALL do_update_collate();
public:
static std::string BOOST_REGEX_CALL error_string(unsigned id);
static char* BOOST_REGEX_CALL get_catalogue() { return regex_message_catalogue; }
};
} // namespace re_detail
template<>
class BOOST_REGEX_DECL c_regex_traits<char> : public re_detail::c_traits_base
{
typedef re_detail::c_traits_base base_type;
public:
typedef char char_type;
typedef unsigned char uchar_type;
typedef unsigned int size_type;
typedef std::string string_type;
typedef int locale_type;
static std::size_t BOOST_REGEX_CALL length(const char_type* p)
{
return std::strlen(p);
}
static unsigned int BOOST_REGEX_CALL syntax_type(size_type c)
{
return syntax_map[c];
}
static char BOOST_REGEX_CALL translate(char c, bool icase)
{
return icase ? lower_case_map[(size_type)(uchar_type)c] : c;
}
static void BOOST_REGEX_CALL transform(std::string& out, const std::string& in);
static void BOOST_REGEX_CALL transform_primary(std::string& out, const std::string& in);
static bool BOOST_REGEX_CALL is_separator(char c)
{
return BOOST_REGEX_MAKE_BOOL((c == '\n') || (c == '\r'));
}
static bool BOOST_REGEX_CALL is_combining(char)
{
return false;
}
static bool BOOST_REGEX_CALL is_class(char c, boost::uint_fast32_t f)
{
return BOOST_REGEX_MAKE_BOOL(class_map[(size_type)(uchar_type)c] & f);
}
static int BOOST_REGEX_CALL toi(char c);
static int BOOST_REGEX_CALL toi(const char*& first, const char* last, int radix);
static boost::uint_fast32_t BOOST_REGEX_CALL lookup_classname(const char* first, const char* last)
{
std::string s(first, last);
return do_lookup_class(s.c_str());
}
static bool BOOST_REGEX_CALL lookup_collatename(std::string& buf, const char* first, const char* last)
{
std::string s(first, last);
return do_lookup_collate(buf, s.c_str());
}
static locale_type BOOST_REGEX_CALL imbue(locale_type l){ return l; }
locale_type BOOST_REGEX_CALL getloc()const{ return locale_type(); }
void swap(c_regex_traits&){}
c_regex_traits()
{
init();
}
~c_regex_traits()
{
m_free();
}
struct sentry
{
sentry(const c_regex_traits<char>&)
{ c_regex_traits<char>::update(); }
operator void*() { return this; }
};
static void BOOST_REGEX_CALL update();
private:
static void BOOST_REGEX_CALL init();
static void BOOST_REGEX_CALL m_free();
static c_regex_traits<char> i;
static unsigned sort_type;
static char sort_delim;
};
#ifndef BOOST_NO_WREGEX
template<>
class BOOST_REGEX_DECL c_regex_traits<wchar_t> : public re_detail::c_traits_base
{
typedef re_detail::c_traits_base base_type;
public:
typedef wchar_t char_type;
typedef unsigned short uchar_type;
typedef unsigned int size_type;
typedef std::basic_string<wchar_t> string_type;
typedef int locale_type;
static std::size_t BOOST_REGEX_CALL length(const char_type* p)
{
return std::wcslen(p);
}
static unsigned int BOOST_REGEX_CALL syntax_type(size_type c);
static wchar_t BOOST_REGEX_CALL translate(wchar_t c, bool icase)
{
return icase ? ((c < 256) ? re_detail::wide_lower_case_map[(uchar_type)c] : std::towlower(c)) : c;
}
static void BOOST_REGEX_CALL transform(std::basic_string<wchar_t>& out, const std::basic_string<wchar_t>& in);
static void BOOST_REGEX_CALL transform_primary(std::basic_string<wchar_t>& out, const std::basic_string<wchar_t>& in);
static bool BOOST_REGEX_CALL is_separator(wchar_t c)
{
return BOOST_REGEX_MAKE_BOOL((c == L'\n') || (c == L'\r') || (c == (wchar_t)0x2028) || (c == (wchar_t)0x2029));
}
static bool BOOST_REGEX_CALL is_combining(wchar_t c)
{ return re_detail::is_combining(c); }
static bool BOOST_REGEX_CALL is_class(wchar_t c, boost::uint_fast32_t f)
{
return BOOST_REGEX_MAKE_BOOL(((uchar_type)c < 256) ? (re_detail::wide_unicode_classes[(size_type)(uchar_type)c] & f) : do_iswclass(c, f));
}
static int BOOST_REGEX_CALL toi(wchar_t c);
static int BOOST_REGEX_CALL toi(const wchar_t*& first, const wchar_t* last, int radix);
static boost::uint_fast32_t BOOST_REGEX_CALL lookup_classname(const wchar_t* first, const wchar_t* last);
static bool BOOST_REGEX_CALL lookup_collatename(std::basic_string<wchar_t>& s, const wchar_t* first, const wchar_t* last);
static locale_type BOOST_REGEX_CALL imbue(locale_type l){ return l; }
locale_type BOOST_REGEX_CALL getloc()const{ return locale_type(); }
void swap(c_regex_traits&){}
c_regex_traits<wchar_t>()
{ init(); }
~c_regex_traits<wchar_t>()
{ m_free(); }
struct sentry
{
sentry(const c_regex_traits<wchar_t>&)
{ c_regex_traits<wchar_t>::update(); }
operator void*() { return this; }
};
static void BOOST_REGEX_CALL update();
static std::size_t BOOST_REGEX_CALL strnarrow(char *s1, std::size_t len, const wchar_t *s2);
static std::size_t BOOST_REGEX_CALL strwiden(wchar_t *s1, std::size_t len, const char *s2);
private:
static bool BOOST_REGEX_CALL do_iswclass(wchar_t c, boost::uint_fast32_t f);
static void BOOST_REGEX_CALL m_free();
static void BOOST_REGEX_CALL init();
static bool BOOST_REGEX_CALL do_lookup_collate(std::basic_string<wchar_t>& out, const wchar_t* first, const wchar_t* last);
static c_regex_traits<wchar_t> init_;
static unsigned sort_type;
static wchar_t sort_delim;
};
#endif
#if defined(_WIN32) && !defined(BOOST_REGEX_NO_W32)
namespace re_detail{
struct BOOST_REGEX_DECL w32_traits_base : public regex_traits_base
{
enum{
char_class_none = 0,
char_class_alnum = C1_ALPHA | C1_DIGIT,
char_class_alpha = C1_ALPHA,
char_class_cntrl = C1_CNTRL,
char_class_digit = C1_DIGIT,
char_class_graph = C1_UPPER | C1_LOWER | C1_DIGIT | C1_PUNCT | C1_ALPHA,
char_class_lower = C1_LOWER,
char_class_print = C1_UPPER | C1_LOWER | C1_DIGIT | C1_PUNCT | C1_BLANK | C1_ALPHA,
char_class_punct = C1_PUNCT,
char_class_space = C1_SPACE,
char_class_upper = C1_UPPER,
char_class_xdigit = C1_XDIGIT,
char_class_blank = C1_BLANK,
char_class_underscore = 0x4000,
char_class_word = C1_ALPHA | C1_DIGIT | char_class_underscore,
char_class_unicode = 0x8000,
char_class_win = 0x01FF
};
public:
static std::string BOOST_REGEX_CALL set_message_catalogue(const std::string& s);
protected:
static char regex_message_catalogue[BOOST_REGEX_MAX_PATH];
enum syntax_map_size
{
map_size = UCHAR_MAX + 1
};
static unsigned char syntax_map[map_size];
static unsigned short class_map[map_size];
static char lower_case_map[map_size];
static boost::uint_fast32_t BOOST_REGEX_CALL do_lookup_class(const char* p);
static bool BOOST_REGEX_CALL do_lookup_collate(std::string& buf, const char* p);
static void BOOST_REGEX_CALL do_free();
static void BOOST_REGEX_CALL do_init();
public:
static std::string BOOST_REGEX_CALL error_string(unsigned id);
static char* BOOST_REGEX_CALL get_catalogue() { return regex_message_catalogue; }
};
} // namespace re_detail
template<class charT>
class w32_regex_traits;
template<>
class BOOST_REGEX_DECL w32_regex_traits<char> : public re_detail::w32_traits_base
{
typedef re_detail::w32_traits_base base_type;
public:
typedef char char_type;
typedef unsigned char uchar_type;
typedef unsigned int size_type;
typedef std::string string_type;
typedef int locale_type;
static std::size_t BOOST_REGEX_CALL length(const char_type* p)
{
return std::strlen(p);
}
static unsigned int BOOST_REGEX_CALL syntax_type(size_type c)
{
return syntax_map[c];
}
static char BOOST_REGEX_CALL translate(char c, bool icase)
{
return icase ? lower_case_map[(size_type)(uchar_type)c] : c;
}
static void BOOST_REGEX_CALL transform(std::string& out, const std::string& in);
static void BOOST_REGEX_CALL transform_primary(std::string& out, const std::string& in);
static bool BOOST_REGEX_CALL is_separator(char c)
{
return BOOST_REGEX_MAKE_BOOL((c == '\n') || (c == '\r'));
}
static bool BOOST_REGEX_CALL is_combining(char)
{
return false;
}
static bool BOOST_REGEX_CALL is_class(char c, boost::uint_fast32_t f)
{
return BOOST_REGEX_MAKE_BOOL(class_map[(size_type)(uchar_type)c] & f);
}
static int BOOST_REGEX_CALL toi(char c);
static int BOOST_REGEX_CALL toi(const char*& first, const char* last, int radix);
static boost::uint_fast32_t BOOST_REGEX_CALL lookup_classname(const char* first, const char* last)
{
std::string s(first, last);
return do_lookup_class(s.c_str());
}
static bool BOOST_REGEX_CALL lookup_collatename(std::string& buf, const char* first, const char* last)
{
std::string s(first, last);
return do_lookup_collate(buf, s.c_str());
}
static locale_type BOOST_REGEX_CALL imbue(locale_type l){ return l; }
locale_type BOOST_REGEX_CALL getloc()const{ return locale_type(); }
struct sentry
{
sentry(const w32_regex_traits<char>&)
{ w32_regex_traits<char>::update(); }
~sentry(){}
operator void*() { return this; }
};
static void BOOST_REGEX_CALL update();
void swap(w32_regex_traits&){}
w32_regex_traits();
~w32_regex_traits();
private:
static w32_regex_traits<char> i;
};
#ifndef BOOST_NO_WREGEX
template<>
class BOOST_REGEX_DECL w32_regex_traits<wchar_t> : public re_detail::w32_traits_base
{
typedef re_detail::w32_traits_base base_type;
public:
typedef wchar_t char_type;
typedef unsigned short uchar_type;
typedef unsigned int size_type;
typedef std::basic_string<wchar_t> string_type;
typedef int locale_type;
static std::size_t BOOST_REGEX_CALL length(const char_type* p)
{
return std::wcslen(p);
}
static unsigned int BOOST_REGEX_CALL syntax_type(size_type c);
static wchar_t BOOST_REGEX_CALL translate(wchar_t c, bool icase)
{
return icase ? ((c < 256) ? re_detail::wide_lower_case_map[(uchar_type)c] : wtolower(c)) : c;
}
static void BOOST_REGEX_CALL transform(std::basic_string<wchar_t>& out, const std::basic_string<wchar_t>& in);
static void BOOST_REGEX_CALL transform_primary(std::basic_string<wchar_t>& out, const std::basic_string<wchar_t>& in);
static bool BOOST_REGEX_CALL is_separator(wchar_t c)
{
return BOOST_REGEX_MAKE_BOOL((c == L'\n') || (c == L'\r') || (c == (wchar_t)0x2028) || (c == (wchar_t)0x2029));
}
static bool BOOST_REGEX_CALL is_combining(wchar_t c)
{ return re_detail::is_combining(c); }
static bool BOOST_REGEX_CALL is_class(wchar_t c, boost::uint_fast32_t f)
{
return BOOST_REGEX_MAKE_BOOL(((uchar_type)c < 256) ? (wide_unicode_classes[(size_type)(uchar_type)c] & f) : do_iswclass(c, f));
}
static int BOOST_REGEX_CALL toi(wchar_t c);
static int BOOST_REGEX_CALL toi(const wchar_t*& first, const wchar_t* last, int radix);
static boost::uint_fast32_t BOOST_REGEX_CALL lookup_classname(const wchar_t* first, const wchar_t* last);
static bool BOOST_REGEX_CALL lookup_collatename(std::basic_string<wchar_t>& s, const wchar_t* first, const wchar_t* last);
static locale_type BOOST_REGEX_CALL imbue(locale_type l){ return l; }
locale_type BOOST_REGEX_CALL getloc()const{ return locale_type(); }
struct sentry
{
sentry(const w32_regex_traits<wchar_t>&)
{ w32_regex_traits<wchar_t>::update(); }
~sentry(){}
operator void*() { return this; }
};
static void BOOST_REGEX_CALL update();
void swap(w32_regex_traits&){}
w32_regex_traits();
~w32_regex_traits();
static std::size_t BOOST_REGEX_CALL strnarrow(char *s1, std::size_t len, const wchar_t *s2);
static std::size_t BOOST_REGEX_CALL strwiden(wchar_t *s1, std::size_t len, const char *s2);
private:
static bool BOOST_REGEX_CALL do_iswclass(wchar_t c, boost::uint_fast32_t f);
static bool BOOST_REGEX_CALL do_lookup_collate(std::basic_string<wchar_t>& out, const wchar_t* first, const wchar_t* last);
static w32_regex_traits<wchar_t> init_;
static wchar_t BOOST_REGEX_CALL wtolower(wchar_t c);
static unsigned short wide_unicode_classes[];
};
#endif // Wide strings
#endif // Win32
#if !defined(BOOST_NO_STD_LOCALE)
namespace re_detail
{
template <class charT>
struct message_data;
template <>
struct message_data<char>;
template <>
struct message_data<wchar_t>;
struct BOOST_REGEX_DECL cpp_regex_traits_base : public regex_traits_base
{
enum char_class_type
{
char_class_none = 0,
char_class_alnum = std::ctype_base::alnum,
char_class_alpha = std::ctype_base::alpha,
char_class_cntrl = std::ctype_base::cntrl,
char_class_digit = std::ctype_base::digit,
char_class_graph = std::ctype_base::graph,
char_class_lower = std::ctype_base::lower,
char_class_print = std::ctype_base::print,
char_class_punct = std::ctype_base::punct,
char_class_space = std::ctype_base::space,
char_class_upper = std::ctype_base::upper,
char_class_xdigit = std::ctype_base::xdigit,
char_class_blank = 1<<12,
char_class_underscore = 1<<13,
char_class_word = std::ctype_base::alnum | char_class_underscore,
char_class_unicode = 1<<14,
char_class_all_base = char_class_alnum | char_class_alpha | char_class_cntrl
| char_class_digit | char_class_graph | char_class_lower
| char_class_print | char_class_punct | char_class_space
| char_class_upper | char_class_xdigit
};
static std::string BOOST_REGEX_CALL set_message_catalogue(const std::string& s);
protected:
static char regex_message_cat[BOOST_REGEX_MAX_PATH];
};
} // namespace re_detail
template <class charT>
class cpp_regex_traits;
template<>
class BOOST_REGEX_DECL cpp_regex_traits<char> : public re_detail::cpp_regex_traits_base
{
typedef re_detail::cpp_regex_traits_base base_type;
private:
re_detail::message_data<char>* pmd;
const unsigned char* psyntax;
char* lower_map;
const std::ctype<char>* pctype;
const std::collate<char>* pcollate;
std::locale locale_inst;
unsigned sort_type;
char sort_delim;
cpp_regex_traits(const cpp_regex_traits&);
cpp_regex_traits& operator=(const cpp_regex_traits&);
public:
typedef char char_type;
typedef unsigned char uchar_type;
typedef unsigned int size_type;
typedef std::string string_type;
typedef std::locale locale_type;
cpp_regex_traits();
~cpp_regex_traits();
static std::size_t BOOST_REGEX_CALL length(const char_type* p)
{
return std::strlen(p);
}
unsigned int BOOST_REGEX_CALL syntax_type(size_type c)const
{
return psyntax[c];
}
char BOOST_REGEX_CALL translate(char c, bool icase)const
{
return icase ? lower_map[(size_type)(uchar_type)c] : c;
}
void BOOST_REGEX_CALL transform(std::string& out, const std::string& in)const
{
out = pcollate->transform(in.c_str(), in.c_str() + in.size()).c_str();
}
void BOOST_REGEX_CALL transform_primary(std::string& out, const std::string& in)const;
static bool BOOST_REGEX_CALL is_separator(char c)
{
return BOOST_REGEX_MAKE_BOOL((c == '\n') || (c == '\r'));
}
static bool BOOST_REGEX_CALL is_combining(char)
{
return false;
}
bool BOOST_REGEX_CALL is_class(char c, boost::uint_fast32_t f)const
{
if(pctype->is((std::ctype<char>::mask)(f & char_class_all_base), c))
return true;
if((f & char_class_underscore) && (c == '_'))
return true;
if((f & char_class_blank) && ((c == ' ') || (c == '\t')))
return true;
return false;
}
int BOOST_REGEX_CALL toi(char c)const;
int BOOST_REGEX_CALL toi(const char*& first, const char* last, int radix)const;
boost::uint_fast32_t BOOST_REGEX_CALL lookup_classname(const char* first, const char* last)const;
bool BOOST_REGEX_CALL lookup_collatename(std::string& s, const char* first, const char* last)const;
std::string BOOST_REGEX_CALL error_string(unsigned id)const;
locale_type BOOST_REGEX_CALL imbue(locale_type l);
locale_type BOOST_REGEX_CALL getloc()const{ return locale_inst; }
void swap(cpp_regex_traits&);
struct sentry
{
sentry(const cpp_regex_traits<char>&){}
operator void*() { return this; }
};
};
#if !defined(BOOST_NO_WREGEX) && !defined(BOOST_NO_STD_WSTREAMBUF)
template<>
class BOOST_REGEX_DECL cpp_regex_traits<wchar_t> : public re_detail::cpp_regex_traits_base
{
typedef re_detail::cpp_regex_traits_base base_type;
public:
typedef wchar_t char_type;
typedef unsigned short uchar_type;
typedef unsigned int size_type;
typedef std::basic_string<wchar_t> string_type;
typedef std::locale locale_type;
private:
re_detail::message_data<wchar_t>* pmd;
const unsigned char* psyntax;
wchar_t* lower_map;
const std::ctype<wchar_t>* pctype;
const std::collate<wchar_t>* pcollate;
const std::codecvt<wchar_t, char, std::mbstate_t>* pcdv;
std::locale locale_inst;
unsigned int BOOST_REGEX_CALL do_syntax_type(size_type c)const;
unsigned sort_type;
wchar_t sort_delim;
cpp_regex_traits(const cpp_regex_traits&);
cpp_regex_traits& operator=(const cpp_regex_traits&);
public:
static std::size_t BOOST_REGEX_CALL length(const char_type* p)
{
return std::wcslen(p);
}
unsigned int BOOST_REGEX_CALL syntax_type(size_type c)const
{
return (c < UCHAR_MAX) ? psyntax[c] : do_syntax_type(c);
}
wchar_t BOOST_REGEX_CALL translate(wchar_t c, bool icase)const
{
return icase ? (((uchar_type)c) <= UCHAR_MAX) ? lower_map[c] : pctype->tolower(c) : c;
}
void BOOST_REGEX_CALL transform(std::basic_string<wchar_t>& out, const std::basic_string<wchar_t>& in)const
{
out = pcollate->transform(in.c_str(), in.c_str() + in.size());
}
void BOOST_REGEX_CALL transform_primary(std::basic_string<wchar_t>& out, const std::basic_string<wchar_t>& in)const;
static bool BOOST_REGEX_CALL is_separator(wchar_t c)
{
return BOOST_REGEX_MAKE_BOOL((c == L'\n') || (c == L'\r') || (c == (wchar_t)0x2028) || (c == (wchar_t)0x2029));
}
static bool BOOST_REGEX_CALL is_combining(wchar_t c)
{ return re_detail::is_combining(c); }
bool BOOST_REGEX_CALL is_class(wchar_t c, boost::uint_fast32_t f)const
{
if(pctype->is((std::ctype<wchar_t>::mask)(f & char_class_all_base), c))
return true;
if((f & char_class_underscore) && (c == '_'))
return true;
if((f & char_class_blank) && ((c == ' ') || (c == '\t')))
return true;
if((f & char_class_unicode) && ((uchar_type)c > (uchar_type)255))
return true;
return false;
}
int BOOST_REGEX_CALL toi(wchar_t c)const;
int BOOST_REGEX_CALL toi(const wchar_t*& first, const wchar_t* last, int radix)const;
boost::uint_fast32_t BOOST_REGEX_CALL lookup_classname(const wchar_t* first, const wchar_t* last)const;
bool BOOST_REGEX_CALL lookup_collatename(std::basic_string<wchar_t>& s, const wchar_t* first, const wchar_t* last)const;
std::string BOOST_REGEX_CALL error_string(unsigned id)const;
void swap(cpp_regex_traits&);
cpp_regex_traits();
~cpp_regex_traits();
locale_type BOOST_REGEX_CALL imbue(locale_type l);
locale_type BOOST_REGEX_CALL getloc()const{ return locale_inst; }
std::size_t BOOST_REGEX_CALL strwiden(wchar_t *s1, std::size_t len, const char *s2)const;
struct sentry
{
sentry(const cpp_regex_traits<wchar_t>&){}
operator void*() { return this; }
};
};
#endif // BOOST_NO_WREGEX
#endif // BOOST_NO_STD_LOCALE
#ifdef BOOST_REGEX_USE_WIN32_LOCALE
template <class charT>
class regex_traits : public w32_regex_traits<charT>
{
};
#elif defined(BOOST_REGEX_USE_C_LOCALE)
template <class charT>
class regex_traits : public c_regex_traits<charT>
{
};
#elif defined(BOOST_REGEX_USE_CPP_LOCALE)
template <class charT>
class regex_traits : public cpp_regex_traits<charT>
{
};
#else
#error No default localisation model defined
#endif
#ifdef BOOST_HAS_ABI_HEADERS
# include BOOST_ABI_SUFFIX
#endif
} // namespace boost
#endif // include
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