// -*- C++ -*- //===--------------------------- regex ------------------------------------===// // // The LLVM Compiler Infrastructure // // This file is distributed under the University of Illinois Open Source // License. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// #ifndef _LIBCPP_REGEX #define _LIBCPP_REGEX /* regex synopsis #include namespace std { namespace regex_constants { emum syntax_option_type { icase = unspecified, nosubs = unspecified, optimize = unspecified, collate = unspecified, ECMAScript = unspecified, basic = unspecified, extended = unspecified, awk = unspecified, grep = unspecified, egrep = unspecified }; constexpr syntax_option_type operator~(syntax_option_type f); constexpr syntax_option_type operator&(syntax_option_type lhs, syntax_option_type rhs); constexpr syntax_option_type operator|(syntax_option_type lhs, syntax_option_type rhs); enum match_flag_type { match_default = 0, match_not_bol = unspecified, match_not_eol = unspecified, match_not_bow = unspecified, match_not_eow = unspecified, match_any = unspecified, match_not_null = unspecified, match_continuous = unspecified, match_prev_avail = unspecified, format_default = 0, format_sed = unspecified, format_no_copy = unspecified, format_first_only = unspecified }; constexpr match_flag_type operator~(match_flag_type f); constexpr match_flag_type operator&(match_flag_type lhs, match_flag_type rhs); constexpr match_flag_type operator|(match_flag_type lhs, match_flag_type rhs); enum error_type { error_collate = unspecified, error_ctype = unspecified, error_escape = unspecified, error_backref = unspecified, error_brack = unspecified, error_paren = unspecified, error_brace = unspecified, error_badbrace = unspecified, error_range = unspecified, error_space = unspecified, error_badrepeat = unspecified, error_complexity = unspecified, error_stack = unspecified }; } // regex_constants class regex_error : public runtime_error { public: explicit regex_error(regex_constants::error_type ecode); regex_constants::error_type code() const; }; template struct regex_traits { public: typedef charT char_type; typedef basic_string string_type; typedef locale locale_type; typedef /bitmask_type/ char_class_type; regex_traits(); static size_t length(const char_type* p); charT translate(charT c) const; charT translate_nocase(charT c) const; template string_type transform(ForwardIterator first, ForwardIterator last) const; template string_type transform_primary( ForwardIterator first, ForwardIterator last) const; template string_type lookup_collatename(ForwardIterator first, ForwardIterator last) const; template char_class_type lookup_classname(ForwardIterator first, ForwardIterator last, bool icase = false) const; bool isctype(charT c, char_class_type f) const; int value(charT ch, int radix) const; locale_type imbue(locale_type l); locale_type getloc()const; }; template > class basic_regex { public: // types: typedef charT value_type; typedef regex_constants::syntax_option_type flag_type; typedef typename traits::locale_type locale_type; // constants: static constexpr regex_constants::syntax_option_type icase = regex_constants::icase; static constexpr regex_constants::syntax_option_type nosubs = regex_constants::nosubs; static constexpr regex_constants::syntax_option_type optimize = regex_constants::optimize; static constexpr regex_constants::syntax_option_type collate = regex_constants::collate; static constexpr regex_constants::syntax_option_type ECMAScript = regex_constants::ECMAScript; static constexpr regex_constants::syntax_option_type basic = regex_constants::basic; static constexpr regex_constants::syntax_option_type extended = regex_constants::extended; static constexpr regex_constants::syntax_option_type awk = regex_constants::awk; static constexpr regex_constants::syntax_option_type grep = regex_constants::grep; static constexpr regex_constants::syntax_option_type egrep = regex_constants::egrep; // construct/copy/destroy: basic_regex(); explicit basic_regex(const charT* p, flag_type f = regex_constants::ECMAScript); basic_regex(const charT* p, size_t len, flag_type f); basic_regex(const basic_regex&); basic_regex(basic_regex&&); template explicit basic_regex(const basic_string& p, flag_type f = regex_constants::ECMAScript); template basic_regex(ForwardIterator first, ForwardIterator last, flag_type f = regex_constants::ECMAScript); basic_regex(initializer_list, flag_type = regex_constants::ECMAScript); ~basic_regex(); basic_regex& operator=(const basic_regex&); basic_regex& operator=(basic_regex&&); basic_regex& operator=(const charT* ptr); basic_regex& operator=(initializer_list il); template basic_regex& operator=(const basic_string& p); // assign: basic_regex& assign(const basic_regex& that); basic_regex& assign(basic_regex&& that); basic_regex& assign(const charT* ptr, flag_type f = regex_constants::ECMAScript); basic_regex& assign(const charT* p, size_t len, flag_type f); template basic_regex& assign(const basic_string& s, flag_type f = regex_constants::ECMAScript); template basic_regex& assign(InputIterator first, InputIterator last, flag_type f = regex_constants::ECMAScript); basic_regex& assign(initializer_list, flag_type = regex_constants::ECMAScript); // const operations: unsigned mark_count() const; flag_type flags() const; // locale: locale_type imbue(locale_type loc); locale_type getloc() const; // swap: void swap(basic_regex&); }; typedef basic_regex regex; typedef basic_regex wregex; template void swap(basic_regex& e1, basic_regex& e2); template class sub_match : public pair { public: typedef typename iterator_traits::value_type value_type; typedef typename iterator_traits::difference_type difference_type; typedef BidirectionalIterator iterator; typedef basic_string string_type; bool matched; difference_type length() const; operator string_type() const; string_type str() const; int compare(const sub_match& s) const; int compare(const string_type& s) const; int compare(const value_type* s) const; }; typedef sub_match csub_match; typedef sub_match wcsub_match; typedef sub_match ssub_match; typedef sub_match wssub_match; template bool operator==(const sub_match& lhs, const sub_match& rhs); template bool operator!=(const sub_match& lhs, const sub_match& rhs); template bool operator<(const sub_match& lhs, const sub_match& rhs); template bool operator<=(const sub_match& lhs, const sub_match& rhs); template bool operator>=(const sub_match& lhs, const sub_match& rhs); template bool operator>(const sub_match& lhs, const sub_match& rhs); template bool operator==(const basic_string::value_type, ST, SA>& lhs, const sub_match& rhs); template bool operator!=(const basic_string::value_type, ST, SA>& lhs, const sub_match& rhs); template bool operator<(const basic_string::value_type, ST, SA>& lhs, const sub_match& rhs); template bool operator>(const basic_string::value_type, ST, SA>& lhs, const sub_match& rhs); template bool operator>=(const basic_string::value_type, ST, SA>& lhs, const sub_match& rhs); template bool operator<=(const basic_string::value_type, ST, SA>& lhs, const sub_match& rhs); template bool operator==(const sub_match& lhs, const basic_string::value_type, ST, SA>& rhs); template bool operator!=(const sub_match& lhs, const basic_string::value_type, ST, SA>& rhs); template bool operator<(const sub_match& lhs, const basic_string::value_type, ST, SA>& rhs); template bool operator>(const sub_match& lhs, const basic_string::value_type, ST, SA>& rhs); template bool operator>=(const sub_match& lhs, const basic_string::value_type, ST, SA>& rhs); template bool operator<=(const sub_match& lhs, const basic_string::value_type, ST, SA>& rhs); template bool operator==(typename iterator_traits::value_type const* lhs, const sub_match& rhs); template bool operator!=(typename iterator_traits::value_type const* lhs, const sub_match& rhs); template bool operator<(typename iterator_traits::value_type const* lhs, const sub_match& rhs); template bool operator>(typename iterator_traits::value_type const* lhs, const sub_match& rhs); template bool operator>=(typename iterator_traits::value_type const* lhs, const sub_match& rhs); template bool operator<=(typename iterator_traits::value_type const* lhs, const sub_match& rhs); template bool operator==(const sub_match& lhs, typename iterator_traits::value_type const* rhs); template bool operator!=(const sub_match& lhs, typename iterator_traits::value_type const* rhs); template bool operator<(const sub_match& lhs, typename iterator_traits::value_type const* rhs); template bool operator>(const sub_match& lhs, typename iterator_traits::value_type const* rhs); template bool operator>=(const sub_match& lhs, typename iterator_traits::value_type const* rhs); template bool operator<=(const sub_match& lhs, typename iterator_traits::value_type const* rhs); template bool operator==(typename iterator_traits::value_type const& lhs, const sub_match& rhs); template bool operator!=(typename iterator_traits::value_type const& lhs, const sub_match& rhs); template bool operator<(typename iterator_traits::value_type const& lhs, const sub_match& rhs); template bool operator>(typename iterator_traits::value_type const& lhs, const sub_match& rhs); template bool operator>=(typename iterator_traits::value_type const& lhs, const sub_match& rhs); template bool operator<=(typename iterator_traits::value_type const& lhs, const sub_match& rhs); template bool operator==(const sub_match& lhs, typename iterator_traits::value_type const& rhs); template bool operator!=(const sub_match& lhs, typename iterator_traits::value_type const& rhs); template bool operator<(const sub_match& lhs, typename iterator_traits::value_type const& rhs); template bool operator>(const sub_match& lhs, typename iterator_traits::value_type const& rhs); template bool operator>=(const sub_match& lhs, typename iterator_traits::value_type const& rhs); template bool operator<=(const sub_match& lhs, typename iterator_traits::value_type const& rhs); template basic_ostream& operator<<(basic_ostream& os, const sub_match& m); template >> class match_results { public: typedef sub_match value_type; typedef const value_type& const_reference; typedef const_reference reference; typedef /implementation-defined/ const_iterator; typedef const_iterator iterator; typedef typename iterator_traits::difference_type difference_type; typedef typename allocator_traits::size_type size_type; typedef Allocator allocator_type; typedef typename iterator_traits::value_type char_type; typedef basic_string string_type; // construct/copy/destroy: explicit match_results(const Allocator& a = Allocator()); match_results(const match_results& m); match_results(match_results&& m); match_results& operator=(const match_results& m); match_results& operator=(match_results&& m); ~match_results(); // size: size_type size() const; size_type max_size() const; bool empty() const; // element access: difference_type length(size_type sub = 0) const; difference_type position(size_type sub = 0) const; string_type str(size_type sub = 0) const; const_reference operator[](size_type n) const; const_reference prefix() const; const_reference suffix() const; const_iterator begin() const; const_iterator end() const; const_iterator cbegin() const; const_iterator cend() const; // format: template OutputIter format(OutputIter out, const char_type* fmt_first, const char_type* fmt_last, regex_constants::match_flag_type flags = regex_constants::format_default) const; template OutputIter format(OutputIter out, const basic_string& fmt, regex_constants::match_flag_type flags = regex_constants::format_default) const; template basic_string format(const basic_string& fmt, regex_constants::match_flag_type flags = regex_constants::format_default) const; string_type format(const char_type* fmt, regex_constants::match_flag_type flags = regex_constants::format_default) const; // allocator: allocator_type get_allocator() const; // swap: void swap(match_results& that); }; typedef match_results cmatch; typedef match_results wcmatch; typedef match_results smatch; typedef match_results wsmatch; template bool operator==(const match_results& m1, const match_results& m2); template bool operator!=(const match_results& m1, const match_results& m2); template void swap(match_results& m1, match_results& m2); template bool regex_match(BidirectionalIterator first, BidirectionalIterator last, match_results& m, const basic_regex& e, regex_constants::match_flag_type flags = regex_constants::match_default); template bool regex_match(BidirectionalIterator first, BidirectionalIterator last, const basic_regex& e, regex_constants::match_flag_type flags = regex_constants::match_default); template bool regex_match(const charT* str, match_results& m, const basic_regex& e, regex_constants::match_flag_type flags = regex_constants::match_default); template bool regex_match(const basic_string& s, match_results::const_iterator, Allocator>& m, const basic_regex& e, regex_constants::match_flag_type flags = regex_constants::match_default); template bool regex_match(const charT* str, const basic_regex& e, regex_constants::match_flag_type flags = regex_constants::match_default); template bool regex_match(const basic_string& s, const basic_regex& e, regex_constants::match_flag_type flags = regex_constants::match_default); template bool regex_search(BidirectionalIterator first, BidirectionalIterator last, match_results& m, const basic_regex& e, regex_constants::match_flag_type flags = regex_constants::match_default); template bool regex_search(BidirectionalIterator first, BidirectionalIterator last, const basic_regex& e, regex_constants::match_flag_type flags = regex_constants::match_default); template bool regex_search(const charT* str, match_results& m, const basic_regex& e, regex_constants::match_flag_type flags = regex_constants::match_default); template bool regex_search(const charT* str, const basic_regex& e, regex_constants::match_flag_type flags = regex_constants::match_default); template bool regex_search(const basic_string& s, const basic_regex& e, regex_constants::match_flag_type flags = regex_constants::match_default); template bool regex_search(const basic_string& s, match_results::const_iterator, Allocator>& m, const basic_regex& e, regex_constants::match_flag_type flags = regex_constants::match_default); template OutputIterator regex_replace(OutputIterator out, BidirectionalIterator first, BidirectionalIterator last, const basic_regex& e, const basic_string& fmt, regex_constants::match_flag_type flags = regex_constants::match_default); template OutputIterator regex_replace(OutputIterator out, BidirectionalIterator first, BidirectionalIterator last, const basic_regex& e, const charT* fmt, regex_constants::match_flag_type flags = regex_constants::match_default); template > basic_string regex_replace(const basic_string& s, const basic_regex& e, const basic_string& fmt, regex_constants::match_flag_type flags = regex_constants::match_default); template basic_string regex_replace(const basic_string& s, const basic_regex& e, const charT* fmt, regex_constants::match_flag_type flags = regex_constants::match_default); template basic_string regex_replace(const charT* s, const basic_regex& e, const basic_string& fmt, regex_constants::match_flag_type flags = regex_constants::match_default); template basic_string regex_replace(const charT* s, const basic_regex& e, const charT* fmt, regex_constants::match_flag_type flags = regex_constants::match_default); template ::value_type, class traits = regex_traits> class regex_iterator { public: typedef basic_regex regex_type; typedef match_results value_type; typedef ptrdiff_t difference_type; typedef const value_type* pointer; typedef const value_type& reference; typedef forward_iterator_tag iterator_category; regex_iterator(); regex_iterator(BidirectionalIterator a, BidirectionalIterator b, const regex_type& re, regex_constants::match_flag_type m = regex_constants::match_default); regex_iterator(const regex_iterator&); regex_iterator& operator=(const regex_iterator&); bool operator==(const regex_iterator&) const; bool operator!=(const regex_iterator&) const; const value_type& operator*() const; const value_type* operator->() const; regex_iterator& operator++(); regex_iterator operator++(int); }; typedef regex_iterator cregex_iterator; typedef regex_iterator wcregex_iterator; typedef regex_iterator sregex_iterator; typedef regex_iterator wsregex_iterator; template ::value_type, class traits = regex_traits> class regex_token_iterator { public: typedef basic_regex regex_type; typedef sub_match value_type; typedef ptrdiff_t difference_type; typedef const value_type* pointer; typedef const value_type& reference; typedef forward_iterator_tag iterator_category; regex_token_iterator(); regex_token_iterator(BidirectionalIterator a, BidirectionalIterator b, const regex_type& re, int submatch = 0, regex_constants::match_flag_type m = regex_constants::match_default); regex_token_iterator(BidirectionalIterator a, BidirectionalIterator b, const regex_type& re, const vector& submatches, regex_constants::match_flag_type m = regex_constants::match_default); regex_token_iterator(BidirectionalIterator a, BidirectionalIterator b, const regex_type& re, initializer_list submatches, regex_constants::match_flag_type m = regex_constants::match_default); template regex_token_iterator(BidirectionalIterator a, BidirectionalIterator b, const regex_type& re, const int (&submatches)[N], regex_constants::match_flag_type m = regex_constants::match_default); regex_token_iterator(const regex_token_iterator&); regex_token_iterator& operator=(const regex_token_iterator&); bool operator==(const regex_token_iterator&) const; bool operator!=(const regex_token_iterator&) const; const value_type& operator*() const; const value_type* operator->() const; regex_token_iterator& operator++(); regex_token_iterator operator++(int); }; typedef regex_token_iterator cregex_token_iterator; typedef regex_token_iterator wcregex_token_iterator; typedef regex_token_iterator sregex_token_iterator; typedef regex_token_iterator wsregex_token_iterator; } // std */ #include <__config> #include #include <__locale> #include #include #include #include #include #include #include <__split_buffer> #pragma GCC system_header _LIBCPP_BEGIN_NAMESPACE_STD namespace regex_constants { // syntax_option_type enum syntax_option_type { icase = 1 << 0, nosubs = 1 << 1, optimize = 1 << 2, collate = 1 << 3, ECMAScript = 1 << 4, basic = 1 << 5, extended = 1 << 6, awk = 1 << 7, grep = 1 << 8, egrep = 1 << 9 }; inline /*constexpr*/ syntax_option_type operator~(syntax_option_type __x) { return syntax_option_type(~int(__x)); } inline /*constexpr*/ syntax_option_type operator&(syntax_option_type __x, syntax_option_type __y) { return syntax_option_type(int(__x) & int(__y)); } inline /*constexpr*/ syntax_option_type operator|(syntax_option_type __x, syntax_option_type __y) { return syntax_option_type(int(__x) | int(__y)); } inline /*constexpr*/ syntax_option_type operator^(syntax_option_type __x, syntax_option_type __y) { return syntax_option_type(int(__x) ^ int(__y)); } inline /*constexpr*/ syntax_option_type& operator&=(syntax_option_type& __x, syntax_option_type __y) { __x = __x & __y; return __x; } inline /*constexpr*/ syntax_option_type& operator|=(syntax_option_type& __x, syntax_option_type __y) { __x = __x | __y; return __x; } inline /*constexpr*/ syntax_option_type& operator^=(syntax_option_type& __x, syntax_option_type __y) { __x = __x ^ __y; return __x; } // match_flag_type enum match_flag_type { match_default = 0, match_not_bol = 1 << 0, match_not_eol = 1 << 1, match_not_bow = 1 << 2, match_not_eow = 1 << 3, match_any = 1 << 4, match_not_null = 1 << 5, match_continuous = 1 << 6, match_prev_avail = 1 << 7, format_default = 0, format_sed = 1 << 8, format_no_copy = 1 << 9, format_first_only = 1 << 10 }; inline /*constexpr*/ match_flag_type operator~(match_flag_type __x) { return match_flag_type(~int(__x)); } inline /*constexpr*/ match_flag_type operator&(match_flag_type __x, match_flag_type __y) { return match_flag_type(int(__x) & int(__y)); } inline /*constexpr*/ match_flag_type operator|(match_flag_type __x, match_flag_type __y) { return match_flag_type(int(__x) | int(__y)); } inline /*constexpr*/ match_flag_type operator^(match_flag_type __x, match_flag_type __y) { return match_flag_type(int(__x) ^ int(__y)); } inline /*constexpr*/ match_flag_type& operator&=(match_flag_type& __x, match_flag_type __y) { __x = __x & __y; return __x; } inline /*constexpr*/ match_flag_type& operator|=(match_flag_type& __x, match_flag_type __y) { __x = __x | __y; return __x; } inline /*constexpr*/ match_flag_type& operator^=(match_flag_type& __x, match_flag_type __y) { __x = __x ^ __y; return __x; } enum error_type { error_collate = 1, error_ctype, error_escape, error_backref, error_brack, error_paren, error_brace, error_badbrace, error_range, error_space, error_badrepeat, error_complexity, error_stack, error_temp }; } // regex_constants class _LIBCPP_EXCEPTION_ABI regex_error : public runtime_error { regex_constants::error_type __code_; public: explicit regex_error(regex_constants::error_type __ecode); virtual ~regex_error() throw(); regex_constants::error_type code() const {return __code_;} }; template struct regex_traits { public: typedef _CharT char_type; typedef basic_string string_type; typedef locale locale_type; typedef ctype_base::mask char_class_type; static const char_class_type __regex_word = 0x80; private: locale __loc_; const ctype* __ct_; const collate* __col_; public: regex_traits(); static size_t length(const char_type* __p) {return char_traits::length(__p);} char_type translate(char_type __c) const {return __c;} char_type translate_nocase(char_type __c) const; template string_type transform(_ForwardIterator __f, _ForwardIterator __l) const; template string_type transform_primary( _ForwardIterator __f, _ForwardIterator __l) const {return __transform_primary(__f, __l, char_type());} template string_type lookup_collatename(_ForwardIterator __f, _ForwardIterator __l) const {return __lookup_collatename(__f, __l, char_type());} template char_class_type lookup_classname(_ForwardIterator __f, _ForwardIterator __l, bool __icase = false) const {return __lookup_classname(__f, __l, __icase, char_type());} bool isctype(char_type __c, char_class_type __m) const; int value(char_type __ch, int __radix) const {return __value(__ch, __radix);} locale_type imbue(locale_type __l); locale_type getloc()const {return __loc_;} private: void __init(); template string_type __transform_primary(_ForwardIterator __f, _ForwardIterator __l, char) const; template string_type __transform_primary(_ForwardIterator __f, _ForwardIterator __l, wchar_t) const; template string_type __lookup_collatename(_ForwardIterator __f, _ForwardIterator __l, char) const; template string_type __lookup_collatename(_ForwardIterator __f, _ForwardIterator __l, wchar_t) const; template char_class_type __lookup_classname(_ForwardIterator __f, _ForwardIterator __l, bool __icase, char) const; template char_class_type __lookup_classname(_ForwardIterator __f, _ForwardIterator __l, bool __icase, wchar_t) const; static int __value(unsigned char __ch, int __radix); int __value(char __ch, int __radix) const {return __value(static_cast(__ch), __radix);} int __value(wchar_t __ch, int __radix) const; }; template regex_traits<_CharT>::regex_traits() { __init(); } template typename regex_traits<_CharT>::char_type regex_traits<_CharT>::translate_nocase(char_type __c) const { return __ct_->tolower(__c); } template template typename regex_traits<_CharT>::string_type regex_traits<_CharT>::transform(_ForwardIterator __f, _ForwardIterator __l) const { string_type __s(__f, __l); return __col_->transform(__s.data(), __s.data() + __s.size()); } template void regex_traits<_CharT>::__init() { __ct_ = &use_facet >(__loc_); __col_ = &use_facet >(__loc_); } template typename regex_traits<_CharT>::locale_type regex_traits<_CharT>::imbue(locale_type __l) { locale __r = __loc_; __loc_ = __l; __init(); return __r; } // transform_primary is very FreeBSD-specific template template typename regex_traits<_CharT>::string_type regex_traits<_CharT>::__transform_primary(_ForwardIterator __f, _ForwardIterator __l, char) const { const string_type __s(__f, __l); string_type __d = __col_->transform(__s.data(), __s.data() + __s.size()); switch (__d.size()) { case 1: break; case 12: __d[11] = __d[3]; break; default: __d.clear(); break; } return __d; } template template typename regex_traits<_CharT>::string_type regex_traits<_CharT>::__transform_primary(_ForwardIterator __f, _ForwardIterator __l, wchar_t) const { const string_type __s(__f, __l); string_type __d = __col_->transform(__s.data(), __s.data() + __s.size()); switch (__d.size()) { case 1: break; case 3: __d[2] = __d[0]; break; default: __d.clear(); break; } return __d; } // lookup_collatename is very FreeBSD-specific string __get_collation_name(const char* __s); template template typename regex_traits<_CharT>::string_type regex_traits<_CharT>::__lookup_collatename(_ForwardIterator __f, _ForwardIterator __l, char) const { string_type __s(__f, __l); string_type __r; if (!__s.empty()) { __r = __get_collation_name(__s.c_str()); if (__r.empty() && __s.size() <= 2) { __r = __col_->transform(__s.data(), __s.data() + __s.size()); if (__r.size() == 1 || __r.size() == 12) __r = __s; else __r.clear(); } } return __r; } template template typename regex_traits<_CharT>::string_type regex_traits<_CharT>::__lookup_collatename(_ForwardIterator __f, _ForwardIterator __l, wchar_t) const { string_type __s(__f, __l); string __n; __n.reserve(__s.size()); for (typename string_type::const_iterator __i = __s.begin(), __e = __s.end(); __i != __e; ++__i) { if (static_cast(*__i) >= 127) return string_type(); __n.push_back(char(*__i)); } string_type __r; if (!__s.empty()) { __n = __get_collation_name(__n.c_str()); if (!__n.empty()) __r.assign(__n.begin(), __n.end()); else if (__s.size() <= 2) { __r = __col_->transform(__s.data(), __s.data() + __s.size()); if (__r.size() == 1 || __r.size() == 3) __r = __s; else __r.clear(); } } return __r; } // lookup_classname ctype_base::mask __get_classname(const char* __s, bool __icase); template template typename regex_traits<_CharT>::char_class_type regex_traits<_CharT>::__lookup_classname(_ForwardIterator __f, _ForwardIterator __l, bool __icase, char) const { string_type __s(__f, __l); __ct_->tolower(&__s[0], &__s[0] + __s.size()); return __get_classname(__s.c_str(), __icase); } template template typename regex_traits<_CharT>::char_class_type regex_traits<_CharT>::__lookup_classname(_ForwardIterator __f, _ForwardIterator __l, bool __icase, wchar_t) const { string_type __s(__f, __l); __ct_->tolower(&__s[0], &__s[0] + __s.size()); string __n; __n.reserve(__s.size()); for (typename string_type::const_iterator __i = __s.begin(), __e = __s.end(); __i != __e; ++__i) { if (static_cast(*__i) >= 127) return char_class_type(); __n.push_back(char(*__i)); } return __get_classname(__n.c_str(), __icase); } template bool regex_traits<_CharT>::isctype(char_type __c, char_class_type __m) const { if (__ct_->is(__m, __c)) return true; return (__c == '_' && (__m & __regex_word)); } template int regex_traits<_CharT>::__value(unsigned char __ch, int __radix) { if ((__ch & 0xF8u) == 0x30) // '0' <= __ch && __ch <= '7' return __ch - '0'; if (__radix != 8) { if ((__ch & 0xFEu) == 0x38) // '8' <= __ch && __ch <= '9' return __ch - '0'; if (__radix == 16) { __ch |= 0x20; // tolower if ('a' <= __ch && __ch <= 'f') return __ch - ('a' - 10); } } return -1; } template inline int regex_traits<_CharT>::__value(wchar_t __ch, int __radix) const { return __value(static_cast(__ct_->narrow(__ch, char_type())), __radix); } template class __state; template struct __command { enum { __end_state = -1000, __consume_input, // -999 // __try_state, // -998 __begin_marked_expr, // -998 __end_marked_expr, // -997 __go_back, // -996 __accept_and_consume, // -995 __accept_but_not_consume, // -994 __reject, // -993 __zero_loop_count, __increment_loop_count, __zero_marked_exprs, }; typedef __state<_CharT> __state; int __do_; int __data_; const __state* first; const __state* second; __command() : __do_(__reject), first(nullptr), second(nullptr) {} explicit __command(int __do) : __do_(__do), first(nullptr), second(nullptr) {} __command(int __do, const __state* __s1, const __state* __s2 = nullptr) : __do_(__do), first(__s1), second(__s2) {} explicit __command(const __state* __s1, const __state* __s2 = nullptr) : __do_(0), first(__s1), second(__s2) {} }; template class sub_match; // __state template class __state { __state(const __state&); __state& operator=(const __state&); public: typedef __command<_CharT> __command; __state() {} virtual ~__state() {} virtual __command __test(const _CharT* __first, const _CharT* __current, const _CharT* __last, vector& __lc, sub_match* __m, regex_constants::match_flag_type __flags) const = 0; }; // __end_state template class __end_state : public __state<_CharT> { public: typedef __command<_CharT> __command; __end_state() {} virtual __command __test(const _CharT*, const _CharT*, const _CharT*, vector&, sub_match*, regex_constants::match_flag_type) const; }; template __command<_CharT> __end_state<_CharT>::__test(const _CharT*, const _CharT*, const _CharT*, vector&, sub_match*, regex_constants::match_flag_type) const { return __command(__command::__end_state); } // __has_one_state template class __has_one_state : public __state<_CharT> { __state<_CharT>* __first_; public: explicit __has_one_state(__state<_CharT>* __s) : __first_(__s) {} __state<_CharT>* first() const {return __first_;} __state<_CharT>*& first() {return __first_;} }; // __owns_one_state template class __owns_one_state : public __has_one_state<_CharT> { typedef __has_one_state<_CharT> base; public: explicit __owns_one_state(__state<_CharT>* __s) : base(__s) {} virtual ~__owns_one_state(); }; template __owns_one_state<_CharT>::~__owns_one_state() { delete this->first(); } // __empty_state template class __empty_state : public __owns_one_state<_CharT> { typedef __owns_one_state<_CharT> base; public: typedef __command<_CharT> __command; explicit __empty_state(__state<_CharT>* __s) : base(__s) {} virtual __command __test(const _CharT*, const _CharT*, const _CharT*, vector&, sub_match*, regex_constants::match_flag_type) const; }; template __command<_CharT> __empty_state<_CharT>::__test(const _CharT*, const _CharT*, const _CharT*, vector&, sub_match*, regex_constants::match_flag_type) const { return __command(__command::__accept_but_not_consume, this->first()); } // __empty_non_own_state template class __empty_non_own_state : public __has_one_state<_CharT> { typedef __has_one_state<_CharT> base; public: typedef __command<_CharT> __command; explicit __empty_non_own_state(__state<_CharT>* __s) : base(__s) {} virtual __command __test(const _CharT*, const _CharT*, const _CharT*, vector&, sub_match*, regex_constants::match_flag_type) const; }; template __command<_CharT> __empty_non_own_state<_CharT>::__test(const _CharT*, const _CharT*, const _CharT*, vector&, sub_match*, regex_constants::match_flag_type) const { return __command(__command::__accept_but_not_consume, this->first()); } // __owns_two_states template class __owns_two_states : public __owns_one_state<_CharT> { typedef __owns_one_state<_CharT> base; base* __second_; public: explicit __owns_two_states(__state<_CharT>* __s1, base* __s2) : base(__s1), __second_(__s2) {} virtual ~__owns_two_states(); base* second() const {return __second_;} base*& second() {return __second_;} }; template __owns_two_states<_CharT>::~__owns_two_states() { delete __second_; } // __loop template class __loop : public __owns_two_states<_CharT> { typedef __owns_two_states<_CharT> base; size_t __min_; size_t __max_; unsigned __loop_id_; bool __greedy_; public: typedef __command<_CharT> __command; explicit __loop(unsigned __loop_id, __state<_CharT>* __s1, __owns_one_state<_CharT>* __s2, bool __greedy = true, size_t __min = 0, size_t __max = numeric_limits::max()) : base(__s1, __s2), __min_(__min), __max_(__max), __loop_id_(__loop_id), __greedy_(__greedy) {} virtual __command __test(const _CharT* __first, const _CharT* __current, const _CharT* __last, vector&, sub_match*, regex_constants::match_flag_type __flags) const; }; template __command<_CharT> __loop<_CharT>::__test(const _CharT* __first, const _CharT* __current, const _CharT* __last, vector& __lc, sub_match* __m, regex_constants::match_flag_type __flags) const { size_t __count = __lc[__loop_id_]; if (__min_ <= __count && __count < __max_) if (__greedy_) return __command(__command::__accept_but_not_consume, this->first(), this->second()); else return __command(__command::__accept_but_not_consume, this->second(), this->first()); if (__min_ <= __count) return __command(__command::__accept_but_not_consume, this->second()); if (__count < __max_) return __command(__command::__accept_but_not_consume, this->first()); throw regex_error(regex_constants::error_temp); } // __zero_loop_count template class __zero_loop_count : public __owns_one_state<_CharT> { typedef __owns_one_state<_CharT> base; size_t __loop_id_; public: typedef __command<_CharT> __command; explicit __zero_loop_count(size_t __loop_id, __state<_CharT>* __s1) : base(__s1), __loop_id_(__loop_id) {} virtual __command __test(const _CharT*, const _CharT*, const _CharT*, vector& __lc, sub_match*, regex_constants::match_flag_type) const; }; template __command<_CharT> __zero_loop_count<_CharT>::__test(const _CharT*, const _CharT*, const _CharT*, vector& __lc, sub_match*, regex_constants::match_flag_type) const { __lc[__loop_id_] = 0; return __command(__command::__accept_but_not_consume, this->first()); } // __increment_loop_count template class __increment_loop_count : public __has_one_state<_CharT> { typedef __has_one_state<_CharT> base; size_t __loop_id_; public: typedef __command<_CharT> __command; explicit __increment_loop_count(size_t __loop_id, __state<_CharT>* __s1) : base(__s1), __loop_id_(__loop_id) {} virtual __command __test(const _CharT*, const _CharT*, const _CharT*, vector& __lc, sub_match*, regex_constants::match_flag_type) const; }; template __command<_CharT> __increment_loop_count<_CharT>::__test(const _CharT*, const _CharT*, const _CharT*, vector& __lc, sub_match*, regex_constants::match_flag_type) const { ++__lc[__loop_id_]; return __command(__command::__accept_but_not_consume, this->first()); } // __zero_marked_exprs template class __zero_marked_exprs : public __owns_one_state<_CharT> { typedef __owns_one_state<_CharT> base; size_t __begin_; size_t __end_; public: typedef __command<_CharT> __command; explicit __zero_marked_exprs(size_t __begin, size_t __end, __state<_CharT>* __s1) : base(__s1), __begin_(__begin), __end_(__end) {} virtual __command __test(const _CharT*, const _CharT*, const _CharT*, vector&, sub_match* __sm, regex_constants::match_flag_type) const; }; template __command<_CharT> __zero_marked_exprs<_CharT>::__test(const _CharT*, const _CharT*, const _CharT* __last, vector&, sub_match* __sm, regex_constants::match_flag_type) const { for (size_t __i = __begin_; __i != __end_; ++__i) { __sm[__i].first = __last; __sm[__i].second = __last; __sm[__i].matched = false; } return __command(__command::__accept_but_not_consume, this->first()); } // __begin_marked_subexpression template class __begin_marked_subexpression : public __owns_one_state<_CharT> { typedef __owns_one_state<_CharT> base; __begin_marked_subexpression(const __begin_marked_subexpression&); __begin_marked_subexpression& operator=(const __begin_marked_subexpression&); public: typedef __command<_CharT> __command; explicit __begin_marked_subexpression(__state<_CharT>* __s) : base(__s) {} virtual __command __test(const _CharT*, const _CharT*, const _CharT*, vector&, sub_match*, regex_constants::match_flag_type) const; }; template __command<_CharT> __begin_marked_subexpression<_CharT>::__test(const _CharT*, const _CharT* __c, const _CharT*, vector&, sub_match*, regex_constants::match_flag_type) const { return __command(__command::__begin_marked_expr, this->first()); } // __end_marked_subexpression template class __end_marked_subexpression : public __owns_one_state<_CharT> { typedef __owns_one_state<_CharT> base; __end_marked_subexpression(const __end_marked_subexpression&); __end_marked_subexpression& operator=(const __end_marked_subexpression&); public: typedef __command<_CharT> __command; explicit __end_marked_subexpression(__state<_CharT>* __s) : base(__s) {} virtual __command __test(const _CharT*, const _CharT*, const _CharT*, vector&, sub_match*, regex_constants::match_flag_type) const; }; template __command<_CharT> __end_marked_subexpression<_CharT>::__test(const _CharT*, const _CharT* __c, const _CharT*, vector&, sub_match*, regex_constants::match_flag_type) const { return __command(__command::__end_marked_expr, this->first()); } // __state_arg template class __state_arg : public __owns_one_state<_CharT> { typedef __owns_one_state<_CharT> base; unsigned __arg_; __state_arg(const __state_arg&); __state_arg& operator=(const __state_arg&); public: typedef __command<_CharT> __command; __state_arg(unsigned __a, __state<_CharT>* __s) : base(__s), __arg_(__a) {} virtual __command __test(const _CharT*, const _CharT*, const _CharT*, vector&, sub_match*, regex_constants::match_flag_type) const; }; template __command<_CharT> __state_arg<_CharT>::__test(const _CharT*, const _CharT* __c, const _CharT*, vector&, sub_match*, regex_constants::match_flag_type) const { return __command(__arg_, this->first()); } // __match_char template class __match_char : public __owns_one_state<_CharT> { typedef __owns_one_state<_CharT> base; _CharT __c_; __match_char(const __match_char&); __match_char& operator=(const __match_char&); public: typedef __command<_CharT> __command; __match_char(_CharT __c, __state<_CharT>* __s) : base(__s), __c_(__c) {} virtual __command __test(const _CharT*, const _CharT* __c, const _CharT*, vector&, sub_match*, regex_constants::match_flag_type) const; }; template __command<_CharT> __match_char<_CharT>::__test(const _CharT*, const _CharT* __c, const _CharT*, vector&, sub_match*, regex_constants::match_flag_type) const { return __c_ == *__c ? __command(__command::__accept_and_consume, this->first()) : __command(); } template class match_results; template > class basic_regex { public: // types: typedef _CharT value_type; typedef regex_constants::syntax_option_type flag_type; typedef typename _Traits::locale_type locale_type; private: _Traits __traits_; flag_type __flags_; unsigned __marked_count_; unsigned __loop_count_; int __open_count_; shared_ptr<__empty_state<_CharT> > __start_; __owns_one_state<_CharT>* __end_; typedef __command<_CharT> __command; typedef __state<_CharT> __state; public: // constants: static const/*expr*/ regex_constants::syntax_option_type icase = regex_constants::icase; static const/*expr*/ regex_constants::syntax_option_type nosubs = regex_constants::nosubs; static const/*expr*/ regex_constants::syntax_option_type optimize = regex_constants::optimize; static const/*expr*/ regex_constants::syntax_option_type collate = regex_constants::collate; static const/*expr*/ regex_constants::syntax_option_type ECMAScript = regex_constants::ECMAScript; static const/*expr*/ regex_constants::syntax_option_type basic = regex_constants::basic; static const/*expr*/ regex_constants::syntax_option_type extended = regex_constants::extended; static const/*expr*/ regex_constants::syntax_option_type awk = regex_constants::awk; static const/*expr*/ regex_constants::syntax_option_type grep = regex_constants::grep; static const/*expr*/ regex_constants::syntax_option_type egrep = regex_constants::egrep; // construct/copy/destroy: basic_regex() : __flags_(), __marked_count_(0), __loop_count_(0), __open_count_(0), __end_(0) {} explicit basic_regex(const value_type* __p, flag_type __f = regex_constants::ECMAScript) : __flags_(__f), __marked_count_(0), __loop_count_(0), __open_count_(0), __end_(0) {__parse(__p, __p + __traits_.length(__p));} basic_regex(const value_type* __p, size_t __len, flag_type __f) : __flags_(__f), __marked_count_(0), __loop_count_(0), __open_count_(0), __end_(0) {__parse(__p, __p + __len);} basic_regex(const basic_regex&); #ifdef _LIBCPP_MOVE basic_regex(basic_regex&&); #endif template explicit basic_regex(const basic_string& __p, flag_type __f = regex_constants::ECMAScript) : __flags_(__f), __marked_count_(0), __loop_count_(0), __open_count_(0), __end_(0) {__parse(__p.begin(), __p.end());} template basic_regex(_ForwardIterator __first, _ForwardIterator __last, flag_type __f = regex_constants::ECMAScript) : __flags_(__f), __marked_count_(0), __loop_count_(0), __open_count_(0), __end_(0) {__parse(__first, __last);} basic_regex(initializer_list __il, flag_type __f = regex_constants::ECMAScript) : __flags_(__f), __marked_count_(0), __loop_count_(0), __open_count_(0), __end_(0) {__parse(__il.begin(), __il.end());} ~basic_regex(); basic_regex& operator=(const basic_regex&); #ifdef _LIBCPP_MOVE basic_regex& operator=(basic_regex&&); #endif basic_regex& operator=(const value_type* __p); basic_regex& operator=(initializer_list __il); template basic_regex& operator=(const basic_string& __p); // assign: basic_regex& assign(const basic_regex& __that); #ifdef _LIBCPP_MOVE basic_regex& assign(basic_regex&& __that); #endif basic_regex& assign(const value_type* __p, flag_type __f = regex_constants::ECMAScript); basic_regex& assign(const value_type* __p, size_t __len, flag_type __f); template basic_regex& assign(const basic_string& __s, flag_type __f = regex_constants::ECMAScript); template