| // -*- C++ -*- |
| //===--------------------------- regex ------------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is dual licensed under the MIT and the University of Illinois Open |
| // Source Licenses. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef _LIBCPP_REGEX |
| #define _LIBCPP_REGEX |
| |
| /* |
| regex synopsis |
| |
| #include <initializer_list> |
| |
| 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 <class charT> |
| struct regex_traits |
| { |
| public: |
| typedef charT char_type; |
| typedef basic_string<char_type> 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 <class ForwardIterator> |
| string_type |
| transform(ForwardIterator first, ForwardIterator last) const; |
| template <class ForwardIterator> |
| string_type |
| transform_primary( ForwardIterator first, ForwardIterator last) const; |
| template <class ForwardIterator> |
| string_type |
| lookup_collatename(ForwardIterator first, ForwardIterator last) const; |
| template <class ForwardIterator> |
| 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 charT, class traits = regex_traits<charT>> |
| class basic_regex |
| { |
| public: |
| // types: |
| typedef charT value_type; |
| typedef traits traits_type; |
| typedef typename traits::string_type string_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 = regex_constants::ECMAScript); |
| basic_regex(const basic_regex&); |
| basic_regex(basic_regex&&) noexcept; |
| template <class ST, class SA> |
| explicit basic_regex(const basic_string<charT, ST, SA>& p, |
| flag_type f = regex_constants::ECMAScript); |
| template <class ForwardIterator> |
| basic_regex(ForwardIterator first, ForwardIterator last, |
| flag_type f = regex_constants::ECMAScript); |
| basic_regex(initializer_list<charT>, flag_type = regex_constants::ECMAScript); |
| |
| ~basic_regex(); |
| |
| basic_regex& operator=(const basic_regex&); |
| basic_regex& operator=(basic_regex&&) noexcept; |
| basic_regex& operator=(const charT* ptr); |
| basic_regex& operator=(initializer_list<charT> il); |
| template <class ST, class SA> |
| basic_regex& operator=(const basic_string<charT, ST, SA>& p); |
| |
| // assign: |
| basic_regex& assign(const basic_regex& that); |
| basic_regex& assign(basic_regex&& that) noexcept; |
| 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 <class string_traits, class A> |
| basic_regex& assign(const basic_string<charT, string_traits, A>& s, |
| flag_type f = regex_constants::ECMAScript); |
| template <class InputIterator> |
| basic_regex& assign(InputIterator first, InputIterator last, |
| flag_type f = regex_constants::ECMAScript); |
| basic_regex& assign(initializer_list<charT>, 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&); |
| }; |
| |
| template<class ForwardIterator> |
| basic_regex(ForwardIterator, ForwardIterator, |
| regex_constants::syntax_option_type = regex_constants::ECMAScript) |
| -> basic_regex<typename iterator_traits<ForwardIterator>::value_type>; // C++17 |
| |
| typedef basic_regex<char> regex; |
| typedef basic_regex<wchar_t> wregex; |
| |
| template <class charT, class traits> |
| void swap(basic_regex<charT, traits>& e1, basic_regex<charT, traits>& e2); |
| |
| template <class BidirectionalIterator> |
| class sub_match |
| : public pair<BidirectionalIterator, BidirectionalIterator> |
| { |
| public: |
| typedef typename iterator_traits<BidirectionalIterator>::value_type value_type; |
| typedef typename iterator_traits<BidirectionalIterator>::difference_type difference_type; |
| typedef BidirectionalIterator iterator; |
| typedef basic_string<value_type> string_type; |
| |
| bool matched; |
| |
| constexpr sub_match(); |
| |
| 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<const char*> csub_match; |
| typedef sub_match<const wchar_t*> wcsub_match; |
| typedef sub_match<string::const_iterator> ssub_match; |
| typedef sub_match<wstring::const_iterator> wssub_match; |
| |
| template <class BiIter> |
| bool |
| operator==(const sub_match<BiIter>& lhs, const sub_match<BiIter>& rhs); |
| |
| template <class BiIter> |
| bool |
| operator!=(const sub_match<BiIter>& lhs, const sub_match<BiIter>& rhs); |
| |
| template <class BiIter> |
| bool |
| operator<(const sub_match<BiIter>& lhs, const sub_match<BiIter>& rhs); |
| |
| template <class BiIter> |
| bool |
| operator<=(const sub_match<BiIter>& lhs, const sub_match<BiIter>& rhs); |
| |
| template <class BiIter> |
| bool |
| operator>=(const sub_match<BiIter>& lhs, const sub_match<BiIter>& rhs); |
| |
| template <class BiIter> |
| bool |
| operator>(const sub_match<BiIter>& lhs, const sub_match<BiIter>& rhs); |
| |
| template <class BiIter, class ST, class SA> |
| bool |
| operator==(const basic_string<typename iterator_traits<BiIter>::value_type, ST, SA>& lhs, |
| const sub_match<BiIter>& rhs); |
| |
| template <class BiIter, class ST, class SA> |
| bool |
| operator!=(const basic_string<typename iterator_traits<BiIter>::value_type, ST, SA>& lhs, |
| const sub_match<BiIter>& rhs); |
| |
| template <class BiIter, class ST, class SA> |
| bool |
| operator<(const basic_string<typename iterator_traits<BiIter>::value_type, ST, SA>& lhs, |
| const sub_match<BiIter>& rhs); |
| |
| template <class BiIter, class ST, class SA> |
| bool |
| operator>(const basic_string<typename iterator_traits<BiIter>::value_type, ST, SA>& lhs, |
| const sub_match<BiIter>& rhs); |
| |
| template <class BiIter, class ST, class SA> |
| bool operator>=(const basic_string<typename iterator_traits<BiIter>::value_type, ST, SA>& lhs, |
| const sub_match<BiIter>& rhs); |
| |
| template <class BiIter, class ST, class SA> |
| bool |
| operator<=(const basic_string<typename iterator_traits<BiIter>::value_type, ST, SA>& lhs, |
| const sub_match<BiIter>& rhs); |
| |
| template <class BiIter, class ST, class SA> |
| bool |
| operator==(const sub_match<BiIter>& lhs, |
| const basic_string<typename iterator_traits<BiIter>::value_type, ST, SA>& rhs); |
| |
| template <class BiIter, class ST, class SA> |
| bool |
| operator!=(const sub_match<BiIter>& lhs, |
| const basic_string<typename iterator_traits<BiIter>::value_type, ST, SA>& rhs); |
| |
| template <class BiIter, class ST, class SA> |
| bool |
| operator<(const sub_match<BiIter>& lhs, |
| const basic_string<typename iterator_traits<BiIter>::value_type, ST, SA>& rhs); |
| |
| template <class BiIter, class ST, class SA> |
| bool operator>(const sub_match<BiIter>& lhs, |
| const basic_string<typename iterator_traits<BiIter>::value_type, ST, SA>& rhs); |
| |
| template <class BiIter, class ST, class SA> |
| bool |
| operator>=(const sub_match<BiIter>& lhs, |
| const basic_string<typename iterator_traits<BiIter>::value_type, ST, SA>& rhs); |
| |
| template <class BiIter, class ST, class SA> |
| bool |
| operator<=(const sub_match<BiIter>& lhs, |
| const basic_string<typename iterator_traits<BiIter>::value_type, ST, SA>& rhs); |
| |
| template <class BiIter> |
| bool |
| operator==(typename iterator_traits<BiIter>::value_type const* lhs, |
| const sub_match<BiIter>& rhs); |
| |
| template <class BiIter> |
| bool |
| operator!=(typename iterator_traits<BiIter>::value_type const* lhs, |
| const sub_match<BiIter>& rhs); |
| |
| template <class BiIter> |
| bool |
| operator<(typename iterator_traits<BiIter>::value_type const* lhs, |
| const sub_match<BiIter>& rhs); |
| |
| template <class BiIter> |
| bool |
| operator>(typename iterator_traits<BiIter>::value_type const* lhs, |
| const sub_match<BiIter>& rhs); |
| |
| template <class BiIter> |
| bool |
| operator>=(typename iterator_traits<BiIter>::value_type const* lhs, |
| const sub_match<BiIter>& rhs); |
| |
| template <class BiIter> |
| bool |
| operator<=(typename iterator_traits<BiIter>::value_type const* lhs, |
| const sub_match<BiIter>& rhs); |
| |
| template <class BiIter> |
| bool |
| operator==(const sub_match<BiIter>& lhs, |
| typename iterator_traits<BiIter>::value_type const* rhs); |
| |
| template <class BiIter> |
| bool |
| operator!=(const sub_match<BiIter>& lhs, |
| typename iterator_traits<BiIter>::value_type const* rhs); |
| |
| template <class BiIter> |
| bool |
| operator<(const sub_match<BiIter>& lhs, |
| typename iterator_traits<BiIter>::value_type const* rhs); |
| |
| template <class BiIter> |
| bool |
| operator>(const sub_match<BiIter>& lhs, |
| typename iterator_traits<BiIter>::value_type const* rhs); |
| |
| template <class BiIter> |
| bool |
| operator>=(const sub_match<BiIter>& lhs, |
| typename iterator_traits<BiIter>::value_type const* rhs); |
| |
| template <class BiIter> |
| bool |
| operator<=(const sub_match<BiIter>& lhs, |
| typename iterator_traits<BiIter>::value_type const* rhs); |
| |
| template <class BiIter> |
| bool |
| operator==(typename iterator_traits<BiIter>::value_type const& lhs, |
| const sub_match<BiIter>& rhs); |
| |
| template <class BiIter> |
| bool |
| operator!=(typename iterator_traits<BiIter>::value_type const& lhs, |
| const sub_match<BiIter>& rhs); |
| |
| template <class BiIter> |
| bool |
| operator<(typename iterator_traits<BiIter>::value_type const& lhs, |
| const sub_match<BiIter>& rhs); |
| |
| template <class BiIter> |
| bool |
| operator>(typename iterator_traits<BiIter>::value_type const& lhs, |
| const sub_match<BiIter>& rhs); |
| |
| template <class BiIter> |
| bool |
| operator>=(typename iterator_traits<BiIter>::value_type const& lhs, |
| const sub_match<BiIter>& rhs); |
| |
| template <class BiIter> |
| bool |
| operator<=(typename iterator_traits<BiIter>::value_type const& lhs, |
| const sub_match<BiIter>& rhs); |
| |
| template <class BiIter> |
| bool |
| operator==(const sub_match<BiIter>& lhs, |
| typename iterator_traits<BiIter>::value_type const& rhs); |
| |
| template <class BiIter> |
| bool |
| operator!=(const sub_match<BiIter>& lhs, |
| typename iterator_traits<BiIter>::value_type const& rhs); |
| |
| template <class BiIter> |
| bool |
| operator<(const sub_match<BiIter>& lhs, |
| typename iterator_traits<BiIter>::value_type const& rhs); |
| |
| template <class BiIter> |
| bool |
| operator>(const sub_match<BiIter>& lhs, |
| typename iterator_traits<BiIter>::value_type const& rhs); |
| |
| template <class BiIter> |
| bool |
| operator>=(const sub_match<BiIter>& lhs, |
| typename iterator_traits<BiIter>::value_type const& rhs); |
| |
| template <class BiIter> |
| bool |
| operator<=(const sub_match<BiIter>& lhs, |
| typename iterator_traits<BiIter>::value_type const& rhs); |
| |
| template <class charT, class ST, class BiIter> |
| basic_ostream<charT, ST>& |
| operator<<(basic_ostream<charT, ST>& os, const sub_match<BiIter>& m); |
| |
| template <class BidirectionalIterator, |
| class Allocator = allocator<sub_match<BidirectionalIterator>>> |
| class match_results |
| { |
| public: |
| typedef sub_match<BidirectionalIterator> value_type; |
| typedef const value_type& const_reference; |
| typedef value_type& reference; |
| typedef /implementation-defined/ const_iterator; |
| typedef const_iterator iterator; |
| typedef typename iterator_traits<BidirectionalIterator>::difference_type difference_type; |
| typedef typename allocator_traits<Allocator>::size_type size_type; |
| typedef Allocator allocator_type; |
| typedef typename iterator_traits<BidirectionalIterator>::value_type char_type; |
| typedef basic_string<char_type> string_type; |
| |
| // construct/copy/destroy: |
| explicit match_results(const Allocator& a = Allocator()); |
| match_results(const match_results& m); |
| match_results(match_results&& m) noexcept; |
| match_results& operator=(const match_results& m); |
| match_results& operator=(match_results&& m); |
| ~match_results(); |
| |
| bool ready() const; |
| |
| // 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 <class OutputIter> |
| 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 <class OutputIter, class ST, class SA> |
| OutputIter |
| format(OutputIter out, const basic_string<char_type, ST, SA>& fmt, |
| regex_constants::match_flag_type flags = regex_constants::format_default) const; |
| template <class ST, class SA> |
| basic_string<char_type, ST, SA> |
| format(const basic_string<char_type, ST, SA>& 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<const char*> cmatch; |
| typedef match_results<const wchar_t*> wcmatch; |
| typedef match_results<string::const_iterator> smatch; |
| typedef match_results<wstring::const_iterator> wsmatch; |
| |
| template <class BidirectionalIterator, class Allocator> |
| bool |
| operator==(const match_results<BidirectionalIterator, Allocator>& m1, |
| const match_results<BidirectionalIterator, Allocator>& m2); |
| |
| template <class BidirectionalIterator, class Allocator> |
| bool |
| operator!=(const match_results<BidirectionalIterator, Allocator>& m1, |
| const match_results<BidirectionalIterator, Allocator>& m2); |
| |
| template <class BidirectionalIterator, class Allocator> |
| void |
| swap(match_results<BidirectionalIterator, Allocator>& m1, |
| match_results<BidirectionalIterator, Allocator>& m2); |
| |
| template <class BidirectionalIterator, class Allocator, class charT, class traits> |
| bool |
| regex_match(BidirectionalIterator first, BidirectionalIterator last, |
| match_results<BidirectionalIterator, Allocator>& m, |
| const basic_regex<charT, traits>& e, |
| regex_constants::match_flag_type flags = regex_constants::match_default); |
| |
| template <class BidirectionalIterator, class charT, class traits> |
| bool |
| regex_match(BidirectionalIterator first, BidirectionalIterator last, |
| const basic_regex<charT, traits>& e, |
| regex_constants::match_flag_type flags = regex_constants::match_default); |
| |
| template <class charT, class Allocator, class traits> |
| bool |
| regex_match(const charT* str, match_results<const charT*, Allocator>& m, |
| const basic_regex<charT, traits>& e, |
| regex_constants::match_flag_type flags = regex_constants::match_default); |
| |
| template <class ST, class SA, class Allocator, class charT, class traits> |
| bool |
| regex_match(const basic_string<charT, ST, SA>& s, |
| match_results<typename basic_string<charT, ST, SA>::const_iterator, Allocator>& m, |
| const basic_regex<charT, traits>& e, |
| regex_constants::match_flag_type flags = regex_constants::match_default); |
| |
| template <class ST, class SA, class Allocator, class charT, class traits> |
| bool |
| regex_match(const basic_string<charT, ST, SA>&& s, |
| match_results<typename basic_string<charT, ST, SA>::const_iterator, Allocator>& m, |
| const basic_regex<charT, traits>& e, |
| regex_constants::match_flag_type flags = regex_constants::match_default) = delete; // C++14 |
| |
| template <class charT, class traits> |
| bool |
| regex_match(const charT* str, const basic_regex<charT, traits>& e, |
| regex_constants::match_flag_type flags = regex_constants::match_default); |
| |
| template <class ST, class SA, class charT, class traits> |
| bool |
| regex_match(const basic_string<charT, ST, SA>& s, |
| const basic_regex<charT, traits>& e, |
| regex_constants::match_flag_type flags = regex_constants::match_default); |
| |
| template <class BidirectionalIterator, class Allocator, class charT, class traits> |
| bool |
| regex_search(BidirectionalIterator first, BidirectionalIterator last, |
| match_results<BidirectionalIterator, Allocator>& m, |
| const basic_regex<charT, traits>& e, |
| regex_constants::match_flag_type flags = regex_constants::match_default); |
| |
| template <class BidirectionalIterator, class charT, class traits> |
| bool |
| regex_search(BidirectionalIterator first, BidirectionalIterator last, |
| const basic_regex<charT, traits>& e, |
| regex_constants::match_flag_type flags = regex_constants::match_default); |
| |
| template <class charT, class Allocator, class traits> |
| bool |
| regex_search(const charT* str, match_results<const charT*, Allocator>& m, |
| const basic_regex<charT, traits>& e, |
| regex_constants::match_flag_type flags = regex_constants::match_default); |
| |
| template <class charT, class traits> |
| bool |
| regex_search(const charT* str, const basic_regex<charT, traits>& e, |
| regex_constants::match_flag_type flags = regex_constants::match_default); |
| |
| template <class ST, class SA, class charT, class traits> |
| bool |
| regex_search(const basic_string<charT, ST, SA>& s, |
| const basic_regex<charT, traits>& e, |
| regex_constants::match_flag_type flags = regex_constants::match_default); |
| |
| template <class ST, class SA, class Allocator, class charT, class traits> |
| bool |
| regex_search(const basic_string<charT, ST, SA>& s, |
| match_results<typename basic_string<charT, ST, SA>::const_iterator, Allocator>& m, |
| const basic_regex<charT, traits>& e, |
| regex_constants::match_flag_type flags = regex_constants::match_default); |
| |
| template <class ST, class SA, class Allocator, class charT, class traits> |
| bool |
| regex_search(const basic_string<charT, ST, SA>&& s, |
| match_results<typename basic_string<charT, ST, SA>::const_iterator, Allocator>& m, |
| const basic_regex<charT, traits>& e, |
| regex_constants::match_flag_type flags = regex_constants::match_default) = delete; // C++14 |
| |
| template <class OutputIterator, class BidirectionalIterator, |
| class traits, class charT, class ST, class SA> |
| OutputIterator |
| regex_replace(OutputIterator out, |
| BidirectionalIterator first, BidirectionalIterator last, |
| const basic_regex<charT, traits>& e, |
| const basic_string<charT, ST, SA>& fmt, |
| regex_constants::match_flag_type flags = regex_constants::match_default); |
| |
| template <class OutputIterator, class BidirectionalIterator, |
| class traits, class charT> |
| OutputIterator |
| regex_replace(OutputIterator out, |
| BidirectionalIterator first, BidirectionalIterator last, |
| const basic_regex<charT, traits>& e, const charT* fmt, |
| regex_constants::match_flag_type flags = regex_constants::match_default); |
| |
| template <class traits, class charT, class ST, class SA, class FST, class FSA>> |
| basic_string<charT, ST, SA> |
| regex_replace(const basic_string<charT, ST, SA>& s, |
| const basic_regex<charT, traits>& e, |
| const basic_string<charT, FST, FSA>& fmt, |
| regex_constants::match_flag_type flags = regex_constants::match_default); |
| |
| template <class traits, class charT, class ST, class SA> |
| basic_string<charT, ST, SA> |
| regex_replace(const basic_string<charT, ST, SA>& s, |
| const basic_regex<charT, traits>& e, const charT* fmt, |
| regex_constants::match_flag_type flags = regex_constants::match_default); |
| |
| template <class traits, class charT, class ST, class SA> |
| basic_string<charT> |
| regex_replace(const charT* s, |
| const basic_regex<charT, traits>& e, |
| const basic_string<charT, ST, SA>& fmt, |
| regex_constants::match_flag_type flags = regex_constants::match_default); |
| |
| template <class traits, class charT> |
| basic_string<charT> |
| regex_replace(const charT* s, |
| const basic_regex<charT, traits>& e, |
| const charT* fmt, |
| regex_constants::match_flag_type flags = regex_constants::match_default); |
| |
| template <class BidirectionalIterator, |
| class charT = typename iterator_traits< BidirectionalIterator>::value_type, |
| class traits = regex_traits<charT>> |
| class regex_iterator |
| { |
| public: |
| typedef basic_regex<charT, traits> regex_type; |
| typedef match_results<BidirectionalIterator> 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(_BidirectionalIterator __a, _BidirectionalIterator __b, |
| const regex_type&& __re, |
| regex_constants::match_flag_type __m |
| = regex_constants::match_default) = delete; // C++14 |
| 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<const char*> cregex_iterator; |
| typedef regex_iterator<const wchar_t*> wcregex_iterator; |
| typedef regex_iterator<string::const_iterator> sregex_iterator; |
| typedef regex_iterator<wstring::const_iterator> wsregex_iterator; |
| |
| template <class BidirectionalIterator, |
| class charT = typename iterator_traits< BidirectionalIterator>::value_type, |
| class traits = regex_traits<charT>> |
| class regex_token_iterator |
| { |
| public: |
| typedef basic_regex<charT, traits> regex_type; |
| typedef sub_match<BidirectionalIterator> 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, int submatch = 0, |
| regex_constants::match_flag_type m = regex_constants::match_default) = delete; // C++14 |
| regex_token_iterator(BidirectionalIterator a, BidirectionalIterator b, |
| const regex_type& re, const vector<int>& submatches, |
| regex_constants::match_flag_type m = regex_constants::match_default); |
| regex_token_iterator(BidirectionalIterator a, BidirectionalIterator b, |
| const regex_type&& re, const vector<int>& submatches, |
| regex_constants::match_flag_type m = regex_constants::match_default) = delete; // C++14 |
| regex_token_iterator(BidirectionalIterator a, BidirectionalIterator b, |
| const regex_type& re, initializer_list<int> submatches, |
| regex_constants::match_flag_type m = regex_constants::match_default); |
| regex_token_iterator(BidirectionalIterator a, BidirectionalIterator b, |
| const regex_type&& re, initializer_list<int> submatches, |
| regex_constants::match_flag_type m = regex_constants::match_default) = delete; // C++14 |
| template <size_t N> |
| 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); |
| template <size_t N> |
| 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) = delete // C++14; |
| 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<const char*> cregex_token_iterator; |
| typedef regex_token_iterator<const wchar_t*> wcregex_token_iterator; |
| typedef regex_token_iterator<string::const_iterator> sregex_token_iterator; |
| typedef regex_token_iterator<wstring::const_iterator> wsregex_token_iterator; |
| |
| } // std |
| */ |
| |
| #include <__config> |
| #include <stdexcept> |
| #include <__locale> |
| #include <initializer_list> |
| #include <utility> |
| #include <iterator> |
| #include <string> |
| #include <memory> |
| #include <vector> |
| #include <deque> |
| |
| #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) |
| #pragma GCC system_header |
| #endif |
| |
| _LIBCPP_PUSH_MACROS |
| #include <__undef_macros> |
| |
| |
| #define _LIBCPP_REGEX_COMPLEXITY_FACTOR 4096 |
| |
| _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 = 0, |
| basic = 1 << 4, |
| extended = 1 << 5, |
| awk = 1 << 6, |
| grep = 1 << 7, |
| egrep = 1 << 8 |
| }; |
| |
| inline _LIBCPP_INLINE_VISIBILITY |
| _LIBCPP_CONSTEXPR |
| syntax_option_type |
| operator~(syntax_option_type __x) |
| { |
| return syntax_option_type(~int(__x) & 0x1FF); |
| } |
| |
| inline _LIBCPP_INLINE_VISIBILITY |
| _LIBCPP_CONSTEXPR |
| syntax_option_type |
| operator&(syntax_option_type __x, syntax_option_type __y) |
| { |
| return syntax_option_type(int(__x) & int(__y)); |
| } |
| |
| inline _LIBCPP_INLINE_VISIBILITY |
| _LIBCPP_CONSTEXPR |
| syntax_option_type |
| operator|(syntax_option_type __x, syntax_option_type __y) |
| { |
| return syntax_option_type(int(__x) | int(__y)); |
| } |
| |
| inline _LIBCPP_INLINE_VISIBILITY |
| _LIBCPP_CONSTEXPR |
| syntax_option_type |
| operator^(syntax_option_type __x, syntax_option_type __y) |
| { |
| return syntax_option_type(int(__x) ^ int(__y)); |
| } |
| |
| inline _LIBCPP_INLINE_VISIBILITY |
| syntax_option_type& |
| operator&=(syntax_option_type& __x, syntax_option_type __y) |
| { |
| __x = __x & __y; |
| return __x; |
| } |
| |
| inline _LIBCPP_INLINE_VISIBILITY |
| syntax_option_type& |
| operator|=(syntax_option_type& __x, syntax_option_type __y) |
| { |
| __x = __x | __y; |
| return __x; |
| } |
| |
| inline _LIBCPP_INLINE_VISIBILITY |
| 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, |
| __no_update_pos = 1 << 11, |
| __full_match = 1 << 12 |
| }; |
| |
| inline _LIBCPP_INLINE_VISIBILITY |
| _LIBCPP_CONSTEXPR |
| match_flag_type |
| operator~(match_flag_type __x) |
| { |
| return match_flag_type(~int(__x) & 0x0FFF); |
| } |
| |
| inline _LIBCPP_INLINE_VISIBILITY |
| _LIBCPP_CONSTEXPR |
| match_flag_type |
| operator&(match_flag_type __x, match_flag_type __y) |
| { |
| return match_flag_type(int(__x) & int(__y)); |
| } |
| |
| inline _LIBCPP_INLINE_VISIBILITY |
| _LIBCPP_CONSTEXPR |
| match_flag_type |
| operator|(match_flag_type __x, match_flag_type __y) |
| { |
| return match_flag_type(int(__x) | int(__y)); |
| } |
| |
| inline _LIBCPP_INLINE_VISIBILITY |
| _LIBCPP_CONSTEXPR |
| match_flag_type |
| operator^(match_flag_type __x, match_flag_type __y) |
| { |
| return match_flag_type(int(__x) ^ int(__y)); |
| } |
| |
| inline _LIBCPP_INLINE_VISIBILITY |
| match_flag_type& |
| operator&=(match_flag_type& __x, match_flag_type __y) |
| { |
| __x = __x & __y; |
| return __x; |
| } |
| |
| inline _LIBCPP_INLINE_VISIBILITY |
| match_flag_type& |
| operator|=(match_flag_type& __x, match_flag_type __y) |
| { |
| __x = __x | __y; |
| return __x; |
| } |
| |
| inline _LIBCPP_INLINE_VISIBILITY |
| 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, |
| __re_err_grammar, |
| __re_err_empty, |
| __re_err_unknown |
| }; |
| |
| } // 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(); |
| _LIBCPP_INLINE_VISIBILITY |
| regex_constants::error_type code() const {return __code_;} |
| }; |
| |
| template <regex_constants::error_type _Ev> |
| _LIBCPP_NORETURN inline _LIBCPP_INLINE_VISIBILITY |
| void __throw_regex_error() |
| { |
| #ifndef _LIBCPP_NO_EXCEPTIONS |
| throw regex_error(_Ev); |
| #else |
| _VSTD::abort(); |
| #endif |
| } |
| |
| template <class _CharT> |
| struct _LIBCPP_TEMPLATE_VIS regex_traits |
| { |
| public: |
| typedef _CharT char_type; |
| typedef basic_string<char_type> string_type; |
| typedef locale locale_type; |
| typedef ctype_base::mask char_class_type; |
| |
| #if defined(__mips__) && defined(__GLIBC__) |
| static const char_class_type __regex_word = static_cast<char_class_type>(_ISbit(15)); |
| #else |
| static const char_class_type __regex_word = 0x80; |
| #endif |
| |
| private: |
| locale __loc_; |
| const ctype<char_type>* __ct_; |
| const collate<char_type>* __col_; |
| |
| public: |
| regex_traits(); |
| |
| _LIBCPP_INLINE_VISIBILITY |
| static size_t length(const char_type* __p) |
| {return char_traits<char_type>::length(__p);} |
| _LIBCPP_INLINE_VISIBILITY |
| char_type translate(char_type __c) const {return __c;} |
| char_type translate_nocase(char_type __c) const; |
| template <class _ForwardIterator> |
| string_type |
| transform(_ForwardIterator __f, _ForwardIterator __l) const; |
| template <class _ForwardIterator> |
| _LIBCPP_INLINE_VISIBILITY |
| string_type |
| transform_primary( _ForwardIterator __f, _ForwardIterator __l) const |
| {return __transform_primary(__f, __l, char_type());} |
| template <class _ForwardIterator> |
| _LIBCPP_INLINE_VISIBILITY |
| string_type |
| lookup_collatename(_ForwardIterator __f, _ForwardIterator __l) const |
| {return __lookup_collatename(__f, __l, char_type());} |
| template <class _ForwardIterator> |
| _LIBCPP_INLINE_VISIBILITY |
| 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; |
| _LIBCPP_INLINE_VISIBILITY |
| int value(char_type __ch, int __radix) const |
| {return __regex_traits_value(__ch, __radix);} |
| locale_type imbue(locale_type __l); |
| _LIBCPP_INLINE_VISIBILITY |
| locale_type getloc()const {return __loc_;} |
| |
| private: |
| void __init(); |
| |
| template <class _ForwardIterator> |
| string_type |
| __transform_primary(_ForwardIterator __f, _ForwardIterator __l, char) const; |
| template <class _ForwardIterator> |
| string_type |
| __transform_primary(_ForwardIterator __f, _ForwardIterator __l, wchar_t) const; |
| |
| template <class _ForwardIterator> |
| string_type |
| __lookup_collatename(_ForwardIterator __f, _ForwardIterator __l, char) const; |
| template <class _ForwardIterator> |
| string_type |
| __lookup_collatename(_ForwardIterator __f, _ForwardIterator __l, wchar_t) const; |
| |
| template <class _ForwardIterator> |
| char_class_type |
| __lookup_classname(_ForwardIterator __f, _ForwardIterator __l, |
| bool __icase, char) const; |
| template <class _ForwardIterator> |
| char_class_type |
| __lookup_classname(_ForwardIterator __f, _ForwardIterator __l, |
| bool __icase, wchar_t) const; |
| |
| static int __regex_traits_value(unsigned char __ch, int __radix); |
| _LIBCPP_INLINE_VISIBILITY |
| int __regex_traits_value(char __ch, int __radix) const |
| {return __regex_traits_value(static_cast<unsigned char>(__ch), __radix);} |
| _LIBCPP_INLINE_VISIBILITY |
| int __regex_traits_value(wchar_t __ch, int __radix) const; |
| }; |
| |
| template <class _CharT> |
| const typename regex_traits<_CharT>::char_class_type |
| regex_traits<_CharT>::__regex_word; |
| |
| template <class _CharT> |
| regex_traits<_CharT>::regex_traits() |
| { |
| __init(); |
| } |
| |
| template <class _CharT> |
| typename regex_traits<_CharT>::char_type |
| regex_traits<_CharT>::translate_nocase(char_type __c) const |
| { |
| return __ct_->tolower(__c); |
| } |
| |
| template <class _CharT> |
| template <class _ForwardIterator> |
| 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 <class _CharT> |
| void |
| regex_traits<_CharT>::__init() |
| { |
| __ct_ = &use_facet<ctype<char_type> >(__loc_); |
| __col_ = &use_facet<collate<char_type> >(__loc_); |
| } |
| |
| template <class _CharT> |
| 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 <class _CharT> |
| template <class _ForwardIterator> |
| 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 <class _CharT> |
| template <class _ForwardIterator> |
| 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 |
| |
| _LIBCPP_FUNC_VIS string __get_collation_name(const char* __s); |
| |
| template <class _CharT> |
| template <class _ForwardIterator> |
| 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 <class _CharT> |
| template <class _ForwardIterator> |
| 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<unsigned>(*__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 |
| |
| regex_traits<char>::char_class_type _LIBCPP_FUNC_VIS |
| __get_classname(const char* __s, bool __icase); |
| |
| template <class _CharT> |
| template <class _ForwardIterator> |
| 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 <class _CharT> |
| template <class _ForwardIterator> |
| 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<unsigned>(*__i) >= 127) |
| return char_class_type(); |
| __n.push_back(char(*__i)); |
| } |
| return __get_classname(__n.c_str(), __icase); |
| } |
| |
| template <class _CharT> |
| 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 <class _CharT> |
| int |
| regex_traits<_CharT>::__regex_traits_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 <class _CharT> |
| inline |
| int |
| regex_traits<_CharT>::__regex_traits_value(wchar_t __ch, int __radix) const |
| { |
| return __regex_traits_value(static_cast<unsigned char>(__ct_->narrow(__ch, char_type())), __radix); |
| } |
| |
| template <class _CharT> class __node; |
| |
| template <class _BidirectionalIterator> class _LIBCPP_TEMPLATE_VIS sub_match; |
| |
| template <class _BidirectionalIterator, |
| class _Allocator = allocator<sub_match<_BidirectionalIterator> > > |
| class _LIBCPP_TEMPLATE_VIS match_results; |
| |
| template <class _CharT> |
| struct __state |
| { |
| enum |
| { |
| __end_state = -1000, |
| __consume_input, // -999 |
| __begin_marked_expr, // -998 |
| __end_marked_expr, // -997 |
| __pop_state, // -996 |
| __accept_and_consume, // -995 |
| __accept_but_not_consume, // -994 |
| __reject, // -993 |
| __split, |
| __repeat |
| }; |
| |
| int __do_; |
| const _CharT* __first_; |
| const _CharT* __current_; |
| const _CharT* __last_; |
| vector<sub_match<const _CharT*> > __sub_matches_; |
| vector<pair<size_t, const _CharT*> > __loop_data_; |
| const __node<_CharT>* __node_; |
| regex_constants::match_flag_type __flags_; |
| bool __at_first_; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| __state() |
| : __do_(0), __first_(nullptr), __current_(nullptr), __last_(nullptr), |
| __node_(nullptr), __flags_() {} |
| }; |
| |
| // __node |
| |
| template <class _CharT> |
| class __node |
| { |
| __node(const __node&); |
| __node& operator=(const __node&); |
| public: |
| typedef _VSTD::__state<_CharT> __state; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| __node() {} |
| _LIBCPP_INLINE_VISIBILITY |
| virtual ~__node() {} |
| |
| _LIBCPP_INLINE_VISIBILITY |
| virtual void __exec(__state&) const {}; |
| _LIBCPP_INLINE_VISIBILITY |
| virtual void __exec_split(bool, __state&) const {}; |
| }; |
| |
| // __end_state |
| |
| template <class _CharT> |
| class __end_state |
| : public __node<_CharT> |
| { |
| public: |
| typedef _VSTD::__state<_CharT> __state; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| __end_state() {} |
| |
| virtual void __exec(__state&) const; |
| }; |
| |
| template <class _CharT> |
| void |
| __end_state<_CharT>::__exec(__state& __s) const |
| { |
| __s.__do_ = __state::__end_state; |
| } |
| |
| // __has_one_state |
| |
| template <class _CharT> |
| class __has_one_state |
| : public __node<_CharT> |
| { |
| __node<_CharT>* __first_; |
| |
| public: |
| _LIBCPP_INLINE_VISIBILITY |
| explicit __has_one_state(__node<_CharT>* __s) |
| : __first_(__s) {} |
| |
| _LIBCPP_INLINE_VISIBILITY |
| __node<_CharT>* first() const {return __first_;} |
| _LIBCPP_INLINE_VISIBILITY |
| __node<_CharT>*& first() {return __first_;} |
| }; |
| |
| // __owns_one_state |
| |
| template <class _CharT> |
| class __owns_one_state |
| : public __has_one_state<_CharT> |
| { |
| typedef __has_one_state<_CharT> base; |
| |
| public: |
| _LIBCPP_INLINE_VISIBILITY |
| explicit __owns_one_state(__node<_CharT>* __s) |
| : base(__s) {} |
| |
| virtual ~__owns_one_state(); |
| }; |
| |
| template <class _CharT> |
| __owns_one_state<_CharT>::~__owns_one_state() |
| { |
| delete this->first(); |
| } |
| |
| // __empty_state |
| |
| template <class _CharT> |
| class __empty_state |
| : public __owns_one_state<_CharT> |
| { |
| typedef __owns_one_state<_CharT> base; |
| |
| public: |
| typedef _VSTD::__state<_CharT> __state; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| explicit __empty_state(__node<_CharT>* __s) |
| : base(__s) {} |
| |
| virtual void __exec(__state&) const; |
| }; |
| |
| template <class _CharT> |
| void |
| __empty_state<_CharT>::__exec(__state& __s) const |
| { |
| __s.__do_ = __state::__accept_but_not_consume; |
| __s.__node_ = this->first(); |
| } |
| |
| // __empty_non_own_state |
| |
| template <class _CharT> |
| class __empty_non_own_state |
| : public __has_one_state<_CharT> |
| { |
| typedef __has_one_state<_CharT> base; |
| |
| public: |
| typedef _VSTD::__state<_CharT> __state; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| explicit __empty_non_own_state(__node<_CharT>* __s) |
| : base(__s) {} |
| |
| virtual void __exec(__state&) const; |
| }; |
| |
| template <class _CharT> |
| void |
| __empty_non_own_state<_CharT>::__exec(__state& __s) const |
| { |
| __s.__do_ = __state::__accept_but_not_consume; |
| __s.__node_ = this->first(); |
| } |
| |
| // __repeat_one_loop |
| |
| template <class _CharT> |
| class __repeat_one_loop |
| : public __has_one_state<_CharT> |
| { |
| typedef __has_one_state<_CharT> base; |
| |
| public: |
| typedef _VSTD::__state<_CharT> __state; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| explicit __repeat_one_loop(__node<_CharT>* __s) |
| : base(__s) {} |
| |
| virtual void __exec(__state&) const; |
| }; |
| |
| template <class _CharT> |
| void |
| __repeat_one_loop<_CharT>::__exec(__state& __s) const |
| { |
| __s.__do_ = __state::__repeat; |
| __s.__node_ = this->first(); |
| } |
| |
| // __owns_two_states |
| |
| template <class _CharT> |
| class __owns_two_states |
| : public __owns_one_state<_CharT> |
| { |
| typedef __owns_one_state<_CharT> base; |
| |
| base* __second_; |
| |
| public: |
| _LIBCPP_INLINE_VISIBILITY |
| explicit __owns_two_states(__node<_CharT>* __s1, base* __s2) |
| : base(__s1), __second_(__s2) {} |
| |
| virtual ~__owns_two_states(); |
| |
| _LIBCPP_INLINE_VISIBILITY |
| base* second() const {return __second_;} |
| _LIBCPP_INLINE_VISIBILITY |
| base*& second() {return __second_;} |
| }; |
| |
| template <class _CharT> |
| __owns_two_states<_CharT>::~__owns_two_states() |
| { |
| delete __second_; |
| } |
| |
| // __loop |
| |
| template <class _CharT> |
| class __loop |
| : public __owns_two_states<_CharT> |
| { |
| typedef __owns_two_states<_CharT> base; |
| |
| size_t __min_; |
| size_t __max_; |
| unsigned __loop_id_; |
| unsigned __mexp_begin_; |
| unsigned __mexp_end_; |
| bool __greedy_; |
| |
| public: |
| typedef _VSTD::__state<_CharT> __state; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| explicit __loop(unsigned __loop_id, |
| __node<_CharT>* __s1, __owns_one_state<_CharT>* __s2, |
| unsigned __mexp_begin, unsigned __mexp_end, |
| bool __greedy = true, |
| size_t __min = 0, |
| size_t __max = numeric_limits<size_t>::max()) |
| : base(__s1, __s2), __min_(__min), __max_(__max), __loop_id_(__loop_id), |
| __mexp_begin_(__mexp_begin), __mexp_end_(__mexp_end), |
| __greedy_(__greedy) {} |
| |
| virtual void __exec(__state& __s) const; |
| virtual void __exec_split(bool __second, __state& __s) const; |
| |
| private: |
| _LIBCPP_INLINE_VISIBILITY |
| void __init_repeat(__state& __s) const |
| { |
| __s.__loop_data_[__loop_id_].second = __s.__current_; |
| for (size_t __i = __mexp_begin_-1; __i != __mexp_end_-1; ++__i) |
| { |
| __s.__sub_matches_[__i].first = __s.__last_; |
| __s.__sub_matches_[__i].second = __s.__last_; |
| __s.__sub_matches_[__i].matched = false; |
| } |
| } |
| }; |
| |
| template <class _CharT> |
| void |
| __loop<_CharT>::__exec(__state& __s) const |
| { |
| if (__s.__do_ == __state::__repeat) |
| { |
| bool __do_repeat = ++__s.__loop_data_[__loop_id_].first < __max_; |
| bool __do_alt = __s.__loop_data_[__loop_id_].first >= __min_; |
| if (__do_repeat && __do_alt && |
| __s.__loop_data_[__loop_id_].second == __s.__current_) |
| __do_repeat = false; |
| if (__do_repeat && __do_alt) |
| __s.__do_ = __state::__split; |
| else if (__do_repeat) |
| { |
| __s.__do_ = __state::__accept_but_not_consume; |
| __s.__node_ = this->first(); |
| __init_repeat(__s); |
| } |
| else |
| { |
| __s.__do_ = __state::__accept_but_not_consume; |
| __s.__node_ = this->second(); |
| } |
| } |
| else |
| { |
| __s.__loop_data_[__loop_id_].first = 0; |
| bool __do_repeat = 0 < __max_; |
| bool __do_alt = 0 >= __min_; |
| if (__do_repeat && __do_alt) |
| __s.__do_ = __state::__split; |
| else if (__do_repeat) |
| { |
| __s.__do_ = __state::__accept_but_not_consume; |
| __s.__node_ = this->first(); |
| __init_repeat(__s); |
| } |
| else |
| { |
| __s.__do_ = __state::__accept_but_not_consume; |
| __s.__node_ = this->second(); |
| } |
| } |
| } |
| |
| template <class _CharT> |
| void |
| __loop<_CharT>::__exec_split(bool __second, __state& __s) const |
| { |
| __s.__do_ = __state::__accept_but_not_consume; |
| if (__greedy_ != __second) |
| { |
| __s.__node_ = this->first(); |
| __init_repeat(__s); |
| } |
| else |
| __s.__node_ = this->second(); |
| } |
| |
| // __alternate |
| |
| template <class _CharT> |
| class __alternate |
| : public __owns_two_states<_CharT> |
| { |
| typedef __owns_two_states<_CharT> base; |
| |
| public: |
| typedef _VSTD::__state<_CharT> __state; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| explicit __alternate(__owns_one_state<_CharT>* __s1, |
| __owns_one_state<_CharT>* __s2) |
| : base(__s1, __s2) {} |
| |
| virtual void __exec(__state& __s) const; |
| virtual void __exec_split(bool __second, __state& __s) const; |
| }; |
| |
| template <class _CharT> |
| void |
| __alternate<_CharT>::__exec(__state& __s) const |
| { |
| __s.__do_ = __state::__split; |
| } |
| |
| template <class _CharT> |
| void |
| __alternate<_CharT>::__exec_split(bool __second, __state& __s) const |
| { |
| __s.__do_ = __state::__accept_but_not_consume; |
| if (__second) |
| __s.__node_ = this->second(); |
| else |
| __s.__node_ = this->first(); |
| } |
| |
| // __begin_marked_subexpression |
| |
| template <class _CharT> |
| class __begin_marked_subexpression |
| : public __owns_one_state<_CharT> |
| { |
| typedef __owns_one_state<_CharT> base; |
| |
| unsigned __mexp_; |
| public: |
| typedef _VSTD::__state<_CharT> __state; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| explicit __begin_marked_subexpression(unsigned __mexp, __node<_CharT>* __s) |
| : base(__s), __mexp_(__mexp) {} |
| |
| virtual void __exec(__state&) const; |
| }; |
| |
| template <class _CharT> |
| void |
| __begin_marked_subexpression<_CharT>::__exec(__state& __s) const |
| { |
| __s.__do_ = __state::__accept_but_not_consume; |
| __s.__sub_matches_[__mexp_-1].first = __s.__current_; |
| __s.__node_ = this->first(); |
| } |
| |
| // __end_marked_subexpression |
| |
| template <class _CharT> |
| class __end_marked_subexpression |
| : public __owns_one_state<_CharT> |
| { |
| typedef __owns_one_state<_CharT> base; |
| |
| unsigned __mexp_; |
| public: |
| typedef _VSTD::__state<_CharT> __state; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| explicit __end_marked_subexpression(unsigned __mexp, __node<_CharT>* __s) |
| : base(__s), __mexp_(__mexp) {} |
| |
| virtual void __exec(__state&) const; |
| }; |
| |
| template <class _CharT> |
| void |
| __end_marked_subexpression<_CharT>::__exec(__state& __s) const |
| { |
| __s.__do_ = __state::__accept_but_not_consume; |
| __s.__sub_matches_[__mexp_-1].second = __s.__current_; |
| __s.__sub_matches_[__mexp_-1].matched = true; |
| __s.__node_ = this->first(); |
| } |
| |
| // __back_ref |
| |
| template <class _CharT> |
| class __back_ref |
| : public __owns_one_state<_CharT> |
| { |
| typedef __owns_one_state<_CharT> base; |
| |
| unsigned __mexp_; |
| public: |
| typedef _VSTD::__state<_CharT> __state; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| explicit __back_ref(unsigned __mexp, __node<_CharT>* __s) |
| : base(__s), __mexp_(__mexp) {} |
| |
| virtual void __exec(__state&) const; |
| }; |
| |
| template <class _CharT> |
| void |
| __back_ref<_CharT>::__exec(__state& __s) const |
| { |
| if (__mexp_ > __s.__sub_matches_.size()) |
| __throw_regex_error<regex_constants::error_backref>(); |
| sub_match<const _CharT*>& __sm = __s.__sub_matches_[__mexp_-1]; |
| if (__sm.matched) |
| { |
| ptrdiff_t __len = __sm.second - __sm.first; |
| if (__s.__last_ - __s.__current_ >= __len && |
| _VSTD::equal(__sm.first, __sm.second, __s.__current_)) |
| { |
| __s.__do_ = __state::__accept_but_not_consume; |
| __s.__current_ += __len; |
| __s.__node_ = this->first(); |
| } |
| else |
| { |
| __s.__do_ = __state::__reject; |
| __s.__node_ = nullptr; |
| } |
| } |
| else |
| { |
| __s.__do_ = __state::__reject; |
| __s.__node_ = nullptr; |
| } |
| } |
| |
| // __back_ref_icase |
| |
| template <class _CharT, class _Traits> |
| class __back_ref_icase |
| : public __owns_one_state<_CharT> |
| { |
| typedef __owns_one_state<_CharT> base; |
| |
| _Traits __traits_; |
| unsigned __mexp_; |
| public: |
| typedef _VSTD::__state<_CharT> __state; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| explicit __back_ref_icase(const _Traits& __traits, unsigned __mexp, |
| __node<_CharT>* __s) |
| : base(__s), __traits_(__traits), __mexp_(__mexp) {} |
| |
| virtual void __exec(__state&) const; |
| }; |
| |
| template <class _CharT, class _Traits> |
| void |
| __back_ref_icase<_CharT, _Traits>::__exec(__state& __s) const |
| { |
| sub_match<const _CharT*>& __sm = __s.__sub_matches_[__mexp_-1]; |
| if (__sm.matched) |
| { |
| ptrdiff_t __len = __sm.second - __sm.first; |
| if (__s.__last_ - __s.__current_ >= __len) |
| { |
| for (ptrdiff_t __i = 0; __i < __len; ++__i) |
| { |
| if (__traits_.translate_nocase(__sm.first[__i]) != |
| __traits_.translate_nocase(__s.__current_[__i])) |
| goto __not_equal; |
| } |
| __s.__do_ = __state::__accept_but_not_consume; |
| __s.__current_ += __len; |
| __s.__node_ = this->first(); |
| } |
| else |
| { |
| __s.__do_ = __state::__reject; |
| __s.__node_ = nullptr; |
| } |
| } |
| else |
| { |
| __not_equal: |
| __s.__do_ = __state::__reject; |
| __s.__node_ = nullptr; |
| } |
| } |
| |
| // __back_ref_collate |
| |
| template <class _CharT, class _Traits> |
| class __back_ref_collate |
| : public __owns_one_state<_CharT> |
| { |
| typedef __owns_one_state<_CharT> base; |
| |
| _Traits __traits_; |
| unsigned __mexp_; |
| public: |
| typedef _VSTD::__state<_CharT> __state; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| explicit __back_ref_collate(const _Traits& __traits, unsigned __mexp, |
| __node<_CharT>* __s) |
| : base(__s), __traits_(__traits), __mexp_(__mexp) {} |
| |
| virtual void __exec(__state&) const; |
| }; |
| |
| template <class _CharT, class _Traits> |
| void |
| __back_ref_collate<_CharT, _Traits>::__exec(__state& __s) const |
| { |
| sub_match<const _CharT*>& __sm = __s.__sub_matches_[__mexp_-1]; |
| if (__sm.matched) |
| { |
| ptrdiff_t __len = __sm.second - __sm.first; |
| if (__s.__last_ - __s.__current_ >= __len) |
| { |
| for (ptrdiff_t __i = 0; __i < __len; ++__i) |
| { |
| if (__traits_.translate(__sm.first[__i]) != |
| __traits_.translate(__s.__current_[__i])) |
| goto __not_equal; |
| } |
| __s.__do_ = __state::__accept_but_not_consume; |
| __s.__current_ += __len; |
| __s.__node_ = this->first(); |
| } |
| else |
| { |
| __s.__do_ = __state::__reject; |
| __s.__node_ = nullptr; |
| } |
| } |
| else |
| { |
| __not_equal: |
| __s.__do_ = __state::__reject; |
| __s.__node_ = nullptr; |
| } |
| } |
| |
| // __word_boundary |
| |
| template <class _CharT, class _Traits> |
| class __word_boundary |
| : public __owns_one_state<_CharT> |
| { |
| typedef __owns_one_state<_CharT> base; |
| |
| _Traits __traits_; |
| bool __invert_; |
| public: |
| typedef _VSTD::__state<_CharT> __state; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| explicit __word_boundary(const _Traits& __traits, bool __invert, |
| __node<_CharT>* __s) |
| : base(__s), __traits_(__traits), __invert_(__invert) {} |
| |
| virtual void __exec(__state&) const; |
| }; |
| |
| template <class _CharT, class _Traits> |
| void |
| __word_boundary<_CharT, _Traits>::__exec(__state& __s) const |
| { |
| bool __is_word_b = false; |
| if (__s.__first_ != __s.__last_) |
| { |
| if (__s.__current_ == __s.__last_) |
| { |
| if (!(__s.__flags_ & regex_constants::match_not_eow)) |
| { |
| _CharT __c = __s.__current_[-1]; |
| __is_word_b = __c == '_' || |
| __traits_.isctype(__c, ctype_base::alnum); |
| } |
| } |
| else if (__s.__current_ == __s.__first_ && |
| !(__s.__flags_ & regex_constants::match_prev_avail)) |
| { |
| if (!(__s.__flags_ & regex_constants::match_not_bow)) |
| { |
| _CharT __c = *__s.__current_; |
| __is_word_b = __c == '_' || |
| __traits_.isctype(__c, ctype_base::alnum); |
| } |
| } |
| else |
| { |
| _CharT __c1 = __s.__current_[-1]; |
| _CharT __c2 = *__s.__current_; |
| bool __is_c1_b = __c1 == '_' || |
| __traits_.isctype(__c1, ctype_base::alnum); |
| bool __is_c2_b = __c2 == '_' || |
| __traits_.isctype(__c2, ctype_base::alnum); |
| __is_word_b = __is_c1_b != __is_c2_b; |
| } |
| } |
| if (__is_word_b != __invert_) |
| { |
| __s.__do_ = __state::__accept_but_not_consume; |
| __s.__node_ = this->first(); |
| } |
| else |
| { |
| __s.__do_ = __state::__reject; |
| __s.__node_ = nullptr; |
| } |
| } |
| |
| // __l_anchor |
| |
| template <class _CharT> |
| class __l_anchor |
| : public __owns_one_state<_CharT> |
| { |
| typedef __owns_one_state<_CharT> base; |
| |
| public: |
| typedef _VSTD::__state<_CharT> __state; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| __l_anchor(__node<_CharT>* __s) |
| : base(__s) {} |
| |
| virtual void __exec(__state&) const; |
| }; |
| |
| template <class _CharT> |
| void |
| __l_anchor<_CharT>::__exec(__state& __s) const |
| { |
| if (__s.__at_first_ && __s.__current_ == __s.__first_ && |
| !(__s.__flags_ & regex_constants::match_not_bol)) |
| { |
| __s.__do_ = __state::__accept_but_not_consume; |
| __s.__node_ = this->first(); |
| } |
| else |
| { |
| __s.__do_ = __state::__reject; |
| __s.__node_ = nullptr; |
| } |
| } |
| |
| // __r_anchor |
| |
| template <class _CharT> |
| class __r_anchor |
| : public __owns_one_state<_CharT> |
| { |
| typedef __owns_one_state<_CharT> base; |
| |
| public: |
| typedef _VSTD::__state<_CharT> __state; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| __r_anchor(__node<_CharT>* __s) |
| : base(__s) {} |
| |
| virtual void __exec(__state&) const; |
| }; |
| |
| template <class _CharT> |
| void |
| __r_anchor<_CharT>::__exec(__state& __s) const |
| { |
| if (__s.__current_ == __s.__last_ && |
| !(__s.__flags_ & regex_constants::match_not_eol)) |
| { |
| __s.__do_ = __state::__accept_but_not_consume; |
| __s.__node_ = this->first(); |
| } |
| else |
| { |
| __s.__do_ = __state::__reject; |
| __s.__node_ = nullptr; |
| } |
| } |
| |
| // __match_any |
| |
| template <class _CharT> |
| class __match_any |
| : public __owns_one_state<_CharT> |
| { |
| typedef __owns_one_state<_CharT> base; |
| |
| public: |
| typedef _VSTD::__state<_CharT> __state; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| __match_any(__node<_CharT>* __s) |
| : base(__s) {} |
| |
| virtual void __exec(__state&) const; |
| }; |
| |
| template <class _CharT> |
| void |
| __match_any<_CharT>::__exec(__state& __s) const |
| { |
| if (__s.__current_ != __s.__last_ && *__s.__current_ != 0) |
| { |
| __s.__do_ = __state::__accept_and_consume; |
| ++__s.__current_; |
| __s.__node_ = this->first(); |
| } |
| else |
| { |
| __s.__do_ = __state::__reject; |
| __s.__node_ = nullptr; |
| } |
| } |
| |
| // __match_any_but_newline |
| |
| template <class _CharT> |
| class __match_any_but_newline |
| : public __owns_one_state<_CharT> |
| { |
| typedef __owns_one_state<_CharT> base; |
| |
| public: |
| typedef _VSTD::__state<_CharT> __state; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| __match_any_but_newline(__node<_CharT>* __s) |
| : base(__s) {} |
| |
| virtual void __exec(__state&) const; |
| }; |
| |
| template <> _LIBCPP_FUNC_VIS void __match_any_but_newline<char>::__exec(__state&) const; |
| template <> _LIBCPP_FUNC_VIS void __match_any_but_newline<wchar_t>::__exec(__state&) const; |
| |
| // __match_char |
| |
| template <class _CharT> |
| 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 _VSTD::__state<_CharT> __state; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| __match_char(_CharT __c, __node<_CharT>* __s) |
| : base(__s), __c_(__c) {} |
| |
| virtual void __exec(__state&) const; |
| }; |
| |
| template <class _CharT> |
| void |
| __match_char<_CharT>::__exec(__state& __s) const |
| { |
| if (__s.__current_ != __s.__last_ && *__s.__current_ == __c_) |
| { |
| __s.__do_ = __state::__accept_and_consume; |
| ++__s.__current_; |
| __s.__node_ = this->first(); |
| } |
| else |
| { |
| __s.__do_ = __state::__reject; |
| __s.__node_ = nullptr; |
| } |
| } |
| |
| // __match_char_icase |
| |
| template <class _CharT, class _Traits> |
| class __match_char_icase |
| : public __owns_one_state<_CharT> |
| { |
| typedef __owns_one_state<_CharT> base; |
| |
| _Traits __traits_; |
| _CharT __c_; |
| |
| __match_char_icase(const __match_char_icase&); |
| __match_char_icase& operator=(const __match_char_icase&); |
| public: |
| typedef _VSTD::__state<_CharT> __state; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| __match_char_icase(const _Traits& __traits, _CharT __c, __node<_CharT>* __s) |
| : base(__s), __traits_(__traits), __c_(__traits.translate_nocase(__c)) {} |
| |
| virtual void __exec(__state&) const; |
| }; |
| |
| template <class _CharT, class _Traits> |
| void |
| __match_char_icase<_CharT, _Traits>::__exec(__state& __s) const |
| { |
| if (__s.__current_ != __s.__last_ && |
| __traits_.translate_nocase(*__s.__current_) == __c_) |
| { |
| __s.__do_ = __state::__accept_and_consume; |
| ++__s.__current_; |
| __s.__node_ = this->first(); |
| } |
| else |
| { |
| __s.__do_ = __state::__reject; |
| __s.__node_ = nullptr; |
| } |
| } |
| |
| // __match_char_collate |
| |
| template <class _CharT, class _Traits> |
| class __match_char_collate |
| : public __owns_one_state<_CharT> |
| { |
| typedef __owns_one_state<_CharT> base; |
| |
| _Traits __traits_; |
| _CharT __c_; |
| |
| __match_char_collate(const __match_char_collate&); |
| __match_char_collate& operator=(const __match_char_collate&); |
| public: |
| typedef _VSTD::__state<_CharT> __state; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| __match_char_collate(const _Traits& __traits, _CharT __c, __node<_CharT>* __s) |
| : base(__s), __traits_(__traits), __c_(__traits.translate(__c)) {} |
| |
| virtual void __exec(__state&) const; |
| }; |
| |
| template <class _CharT, class _Traits> |
| void |
| __match_char_collate<_CharT, _Traits>::__exec(__state& __s) const |
| { |
| if (__s.__current_ != __s.__last_ && |
| __traits_.translate(*__s.__current_) == __c_) |
| { |
| __s.__do_ = __state::__accept_and_consume; |
| ++__s.__current_; |
| __s.__node_ = this->first(); |
| } |
| else |
| { |
| __s.__do_ = __state::__reject; |
| __s.__node_ = nullptr; |
| } |
| } |
| |
| // __bracket_expression |
| |
| template <class _CharT, class _Traits> |
| class __bracket_expression |
| : public __owns_one_state<_CharT> |
| { |
| typedef __owns_one_state<_CharT> base; |
| typedef typename _Traits::string_type string_type; |
| |
| _Traits __traits_; |
| vector<_CharT> __chars_; |
| vector<_CharT> __neg_chars_; |
| vector<pair<string_type, string_type> > __ranges_; |
| vector<pair<_CharT, _CharT> > __digraphs_; |
| vector<string_type> __equivalences_; |
| typename regex_traits<_CharT>::char_class_type __mask_; |
| typename regex_traits<_CharT>::char_class_type __neg_mask_; |
| bool __negate_; |
| bool __icase_; |
| bool __collate_; |
| bool __might_have_digraph_; |
| |
| __bracket_expression(const __bracket_expression&); |
| __bracket_expression& operator=(const __bracket_expression&); |
| public: |
| typedef _VSTD::__state<_CharT> __state; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| __bracket_expression(const _Traits& __traits, __node<_CharT>* __s, |
| bool __negate, bool __icase, bool __collate) |
| : base(__s), __traits_(__traits), __mask_(), __neg_mask_(), |
| __negate_(__negate), __icase_(__icase), __collate_(__collate), |
| __might_have_digraph_(__traits_.getloc().name() != "C") {} |
| |
| virtual void __exec(__state&) const; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| bool __negated() const {return __negate_;} |
| |
| _LIBCPP_INLINE_VISIBILITY |
| void __add_char(_CharT __c) |
| { |
| if (__icase_) |
| __chars_.push_back(__traits_.translate_nocase(__c)); |
| else if (__collate_) |
| __chars_.push_back(__traits_.translate(__c)); |
| else |
| __chars_.push_back(__c); |
| } |
| _LIBCPP_INLINE_VISIBILITY |
| void __add_neg_char(_CharT __c) |
| { |
| if (__icase_) |
| __neg_chars_.push_back(__traits_.translate_nocase(__c)); |
| else if (__collate_) |
| __neg_chars_.push_back(__traits_.translate(__c)); |
| else |
| __neg_chars_.push_back(__c); |
| } |
| _LIBCPP_INLINE_VISIBILITY |
| void __add_range(string_type __b, string_type __e) |
| { |
| if (__collate_) |
| { |
| if (__icase_) |
| { |
| for (size_t __i = 0; __i < __b.size(); ++__i) |
| __b[__i] = __traits_.translate_nocase(__b[__i]); |
| for (size_t __i = 0; __i < __e.size(); ++__i) |
| __e[__i] = __traits_.translate_nocase(__e[__i]); |
| } |
| else |
| { |
| for (size_t __i = 0; __i < __b.size(); ++__i) |
| __b[__i] = __traits_.translate(__b[__i]); |
| for (size_t __i = 0; __i < __e.size(); ++__i) |
| __e[__i] = __traits_.translate(__e[__i]); |
| } |
| __ranges_.push_back(make_pair( |
| __traits_.transform(__b.begin(), __b.end()), |
| __traits_.transform(__e.begin(), __e.end()))); |
| } |
| else |
| { |
| if (__b.size() != 1 || __e.size() != 1) |
| __throw_regex_error<regex_constants::error_collate>(); |
| if (__icase_) |
| { |
| __b[0] = __traits_.translate_nocase(__b[0]); |
| __e[0] = __traits_.translate_nocase(__e[0]); |
| } |
| __ranges_.push_back(make_pair(_VSTD::move(__b), _VSTD::move(__e))); |
| } |
| } |
| _LIBCPP_INLINE_VISIBILITY |
| void __add_digraph(_CharT __c1, _CharT __c2) |
| { |
| if (__icase_) |
| __digraphs_.push_back(make_pair(__traits_.translate_nocase(__c1), |
| __traits_.translate_nocase(__c2))); |
| else if (__collate_) |
| __digraphs_.push_back(make_pair(__traits_.translate(__c1), |
| __traits_.translate(__c2))); |
| else |
| __digraphs_.push_back(make_pair(__c1, __c2)); |
| } |
| _LIBCPP_INLINE_VISIBILITY |
| void __add_equivalence(const string_type& __s) |
| {__equivalences_.push_back(__s);} |
| _LIBCPP_INLINE_VISIBILITY |
| void __add_class(typename regex_traits<_CharT>::char_class_type __mask) |
| {__mask_ |= __mask;} |
| _LIBCPP_INLINE_VISIBILITY |
| void __add_neg_class(typename regex_traits<_CharT>::char_class_type __mask) |
| {__neg_mask_ |= __mask;} |
| }; |
| |
| template <class _CharT, class _Traits> |
| void |
| __bracket_expression<_CharT, _Traits>::__exec(__state& __s) const |
| { |
| bool __found = false; |
| unsigned __consumed = 0; |
| if (__s.__current_ != __s.__last_) |
| { |
| ++__consumed; |
| if (__might_have_digraph_) |
| { |
| const _CharT* __next = _VSTD::next(__s.__current_); |
| if (__next != __s.__last_) |
| { |
| pair<_CharT, _CharT> __ch2(*__s.__current_, *__next); |
| if (__icase_) |
| { |
| __ch2.first = __traits_.translate_nocase(__ch2.first); |
| __ch2.second = __traits_.translate_nocase(__ch2.second); |
| } |
| else if (__collate_) |
| { |
| __ch2.first = __traits_.translate(__ch2.first); |
| __ch2.second = __traits_.translate(__ch2.second); |
| } |
| if (!__traits_.lookup_collatename(&__ch2.first, &__ch2.first+2).empty()) |
| { |
| // __ch2 is a digraph in this locale |
| ++__consumed; |
| for (size_t __i = 0; __i < __digraphs_.size(); ++__i) |
| { |
| if (__ch2 == __digraphs_[__i]) |
| { |
| __found = true; |
| goto __exit; |
| } |
| } |
| if (__collate_ && !__ranges_.empty()) |
| { |
| string_type __s2 = __traits_.transform(&__ch2.first, |
| &__ch2.first + 2); |
| for (size_t __i = 0; __i < __ranges_.size(); ++__i) |
| { |
| if (__ranges_[__i].first <= __s2 && |
| __s2 <= __ranges_[__i].second) |
| { |
| __found = true; |
| goto __exit; |
| } |
| } |
| } |
| if (!__equivalences_.empty()) |
| { |
| string_type __s2 = __traits_.transform_primary(&__ch2.first, |
| &__ch2.first + 2); |
| for (size_t __i = 0; __i < __equivalences_.size(); ++__i) |
| { |
| if (__s2 == __equivalences_[__i]) |
| { |
| __found = true; |
| goto __exit; |
| } |
| } |
| } |
| if (__traits_.isctype(__ch2.first, __mask_) && |
| __traits_.isctype(__ch2.second, __mask_)) |
| { |
| __found = true; |
| goto __exit; |
| } |
| if (!__traits_.isctype(__ch2.first, __neg_mask_) && |
| !__traits_.isctype(__ch2.second, __neg_mask_)) |
| { |
| __found = true; |
| goto __exit; |
| } |
| goto __exit; |
| } |
| } |
| } |
| // test *__s.__current_ as not a digraph |
| _CharT __ch = *__s.__current_; |
| if (__icase_) |
| __ch = __traits_.translate_nocase(__ch); |
| else if (__collate_) |
| __ch = __traits_.translate(__ch); |
| for (size_t __i = 0; __i < __chars_.size(); ++__i) |
| { |
| if (__ch == __chars_[__i]) |
| { |
| __found = true; |
| goto __exit; |
| } |
| } |
| // When there's at least one of __neg_chars_ and __neg_mask_, the set |
| // of "__found" chars is |
| // union(complement(union(__neg_chars_, __neg_mask_)), |
| // other cases...) |
| // |
| // It doesn't make sense to check this when there are no __neg_chars_ |
| // and no __neg_mask_. |
| if (!(__neg_mask_ == 0 && __neg_chars_.empty())) |
| { |
| const bool __in_neg_mask = __traits_.isctype(__ch, __neg_mask_); |
| const bool __in_neg_chars = |
| std::find(__neg_chars_.begin(), __neg_chars_.end(), __ch) != |
| __neg_chars_.end(); |
| if (!(__in_neg_mask || __in_neg_chars)) |
| { |
| __found = true; |
| goto __exit; |
| } |
| } |
| if (!__ranges_.empty()) |
| { |
| string_type __s2 = __collate_ ? |
| __traits_.transform(&__ch, &__ch + 1) : |
| string_type(1, __ch); |
| for (size_t __i = 0; __i < __ranges_.size(); ++__i) |
| { |
| if (__ranges_[__i].first <= __s2 && __s2 <= __ranges_[__i].second) |
| { |
| __found = true; |
| goto __exit; |
| } |
| } |
| } |
| if (!__equivalences_.empty()) |
| { |
| string_type __s2 = __traits_.transform_primary(&__ch, &__ch + 1); |
| for (size_t __i = 0; __i < __equivalences_.size(); ++__i) |
| { |
| if (__s2 == __equivalences_[__i]) |
| { |
| __found = true; |
| goto __exit; |
| } |
| } |
| } |
| if (__traits_.isctype(__ch, __mask_)) |
| { |
| __found = true; |
| goto __exit; |
| } |
| } |
| else |
| __found = __negate_; // force reject |
| __exit: |
| if (__found != __negate_) |
| { |
| __s.__do_ = __state::__accept_and_consume; |
| __s.__current_ += __consumed; |
| __s.__node_ = this->first(); |
| } |
| else |
| { |
| __s.__do_ = __state::__reject; |
| __s.__node_ = nullptr; |
| } |
| } |
| |
| template <class _CharT, class _Traits> class __lookahead; |
| |
| template <class _CharT, class _Traits = regex_traits<_CharT> > |
| class _LIBCPP_TEMPLATE_VIS basic_regex |
| { |
| public: |
| // types: |
| typedef _CharT value_type; |
| typedef _Traits traits_type; |
| typedef typename _Traits::string_type string_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 _VSTD::__state<_CharT> __state; |
| typedef _VSTD::__node<_CharT> __node; |
| |
| public: |
| // constants: |
| static const regex_constants::syntax_option_type icase = regex_constants::icase; |
| static const regex_constants::syntax_option_type nosubs = regex_constants::nosubs; |
| static const regex_constants::syntax_option_type optimize = regex_constants::optimize; |
| static const regex_constants::syntax_option_type collate = regex_constants::collate; |
| static const regex_constants::syntax_option_type ECMAScript = regex_constants::ECMAScript; |
| static const regex_constants::syntax_option_type basic = regex_constants::basic; |
| static const regex_constants::syntax_option_type extended = regex_constants::extended; |
| static const regex_constants::syntax_option_type awk = regex_constants::awk; |
| static const regex_constants::syntax_option_type grep = regex_constants::grep; |
| static const regex_constants::syntax_option_type egrep = regex_constants::egrep; |
| |
| // construct/copy/destroy: |
| _LIBCPP_INLINE_VISIBILITY |
| basic_regex() |
| : __flags_(), __marked_count_(0), __loop_count_(0), __open_count_(0), |
| __end_(0) |
| {} |
| _LIBCPP_INLINE_VISIBILITY |
| 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));} |
| _LIBCPP_INLINE_VISIBILITY |
| basic_regex(const value_type* __p, size_t __len, flag_type __f = regex_constants::ECMAScript) |
| : __flags_(__f), __marked_count_(0), __loop_count_(0), __open_count_(0), |
| __end_(0) |
| {__parse(__p, __p + __len);} |
| // basic_regex(const basic_regex&) = default; |
| // basic_regex(basic_regex&&) = default; |
| template <class _ST, class _SA> |
| _LIBCPP_INLINE_VISIBILITY |
| explicit basic_regex(const basic_string<value_type, _ST, _SA>& __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 <class _ForwardIterator> |
| _LIBCPP_INLINE_VISIBILITY |
| 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);} |
| #ifndef _LIBCPP_CXX03_LANG |
| _LIBCPP_INLINE_VISIBILITY |
| basic_regex(initializer_list<value_type> __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());} |
| #endif // _LIBCPP_CXX03_LANG |
| |
| // ~basic_regex() = default; |
| |
| // basic_regex& operator=(const basic_regex&) = default; |
| // basic_regex& operator=(basic_regex&&) = default; |
| _LIBCPP_INLINE_VISIBILITY |
| basic_regex& operator=(const value_type* __p) |
| {return assign(__p);} |
| #ifndef _LIBCPP_CXX03_LANG |
| _LIBCPP_INLINE_VISIBILITY |
| basic_regex& operator=(initializer_list<value_type> __il) |
| {return assign(__il);} |
| #endif // _LIBCPP_CXX03_LANG |
| template <class _ST, class _SA> |
| _LIBCPP_INLINE_VISIBILITY |
| basic_regex& operator=(const basic_string<value_type, _ST, _SA>& __p) |
| {return assign(__p);} |
| |
| // assign: |
| _LIBCPP_INLINE_VISIBILITY |
| basic_regex& assign(const basic_regex& __that) |
| {return *this = __that;} |
| #ifndef _LIBCPP_CXX03_LANG |
| _LIBCPP_INLINE_VISIBILITY |
| basic_regex& assign(basic_regex&& __that) _NOEXCEPT |
| {return *this = _VSTD::move(__that);} |
| #endif |
| _LIBCPP_INLINE_VISIBILITY |
| basic_regex& assign(const value_type* __p, flag_type __f = regex_constants::ECMAScript) |
| {return assign(__p, __p + __traits_.length(__p), __f);} |
| _LIBCPP_INLINE_VISIBILITY |
| basic_regex& assign(const value_type* __p, size_t __len, flag_type __f) |
| {return assign(__p, __p + __len, __f);} |
| template <class _ST, class _SA> |
| _LIBCPP_INLINE_VISIBILITY |
| basic_regex& assign(const basic_string<value_type, _ST, _SA>& __s, |
| flag_type __f = regex_constants::ECMAScript) |
| {return assign(__s.begin(), __s.end(), __f);} |
| |
| template <class _InputIterator> |
| _LIBCPP_INLINE_VISIBILITY |
| typename enable_if |
| < |
| __is_input_iterator <_InputIterator>::value && |
| !__is_forward_iterator<_InputIterator>::value, |
| basic_regex& |
| >::type |
| assign(_InputIterator __first, _InputIterator __last, |
| flag_type __f = regex_constants::ECMAScript) |
| { |
| basic_string<_CharT> __t(__first, __last); |
| return assign(__t.begin(), __t.end(), __f); |
| } |
| |
| private: |
| _LIBCPP_INLINE_VISIBILITY |
| void __member_init(flag_type __f) |
| { |
| __flags_ = __f; |
| __marked_count_ = 0; |
| __loop_count_ = 0; |
| __open_count_ = 0; |
| __end_ = nullptr; |
| } |
| public: |
| |
| template <class _ForwardIterator> |
| _LIBCPP_INLINE_VISIBILITY |
| typename enable_if |
| < |
| __is_forward_iterator<_ForwardIterator>::value, |
| basic_regex& |
| >::type |
| assign(_ForwardIterator __first, _ForwardIterator __last, |
| flag_type __f = regex_constants::ECMAScript) |
| { |
| return assign(basic_regex(__first, __last, __f)); |
| } |
| |
| #ifndef _LIBCPP_CXX03_LANG |
| |
| _LIBCPP_INLINE_VISIBILITY |
| basic_regex& assign(initializer_list<value_type> __il, |
| flag_type __f = regex_constants::ECMAScript) |
| {return assign(__il.begin(), __il.end(), __f);} |
| |
| #endif // _LIBCPP_CXX03_LANG |
| |
| // const operations: |
| _LIBCPP_INLINE_VISIBILITY |
| unsigned mark_count() const {return __marked_count_;} |
| _LIBCPP_INLINE_VISIBILITY |
| flag_type flags() const {return __flags_;} |
| |
| // locale: |
| _LIBCPP_INLINE_VISIBILITY |
| locale_type imbue(locale_type __loc) |
| { |
| __member_init(ECMAScript); |
| __start_.reset(); |
| return __traits_.imbue(__loc); |
| } |
| _LIBCPP_INLINE_VISIBILITY |
| locale_type getloc() const {return __traits_.getloc();} |
| |
| // swap: |
| void swap(basic_regex& __r); |
| |
| private: |
| _LIBCPP_INLINE_VISIBILITY |
| unsigned __loop_count() const {return __loop_count_;} |
| |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_basic_reg_exp(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_RE_expression(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_simple_RE(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_nondupl_RE(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_one_char_or_coll_elem_RE(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_Back_open_paren(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_Back_close_paren(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_Back_open_brace(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_Back_close_brace(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_BACKREF(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_ORD_CHAR(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_QUOTED_CHAR(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_RE_dupl_symbol(_ForwardIterator __first, _ForwardIterator __last, |
| __owns_one_state<_CharT>* __s, |
| unsigned __mexp_begin, unsigned __mexp_end); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_ERE_dupl_symbol(_ForwardIterator __first, _ForwardIterator __last, |
| __owns_one_state<_CharT>* __s, |
| unsigned __mexp_begin, unsigned __mexp_end); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_bracket_expression(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_follow_list(_ForwardIterator __first, _ForwardIterator __last, |
| __bracket_expression<_CharT, _Traits>* __ml); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_expression_term(_ForwardIterator __first, _ForwardIterator __last, |
| __bracket_expression<_CharT, _Traits>* __ml); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_equivalence_class(_ForwardIterator __first, _ForwardIterator __last, |
| __bracket_expression<_CharT, _Traits>* __ml); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_character_class(_ForwardIterator __first, _ForwardIterator __last, |
| __bracket_expression<_CharT, _Traits>* __ml); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_collating_symbol(_ForwardIterator __first, _ForwardIterator __last, |
| basic_string<_CharT>& __col_sym); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_DUP_COUNT(_ForwardIterator __first, _ForwardIterator __last, int& __c); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_extended_reg_exp(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_ERE_branch(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_ERE_expression(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_one_char_or_coll_elem_ERE(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_ORD_CHAR_ERE(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_QUOTED_CHAR_ERE(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_ecma_exp(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_alternative(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_term(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_assertion(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_atom(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_atom_escape(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_decimal_escape(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_character_class_escape(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_character_escape(_ForwardIterator __first, _ForwardIterator __last, |
| basic_string<_CharT>* __str = nullptr); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_pattern_character(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_grep(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_egrep(_ForwardIterator __first, _ForwardIterator __last); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_class_escape(_ForwardIterator __first, _ForwardIterator __last, |
| basic_string<_CharT>& __str, |
| __bracket_expression<_CharT, _Traits>* __ml); |
| template <class _ForwardIterator> |
| _ForwardIterator |
| __parse_awk_escape(_ForwardIterator __first, _ForwardIterator __last, |
| basic_string<_CharT>* __str = nullptr); |
| |
| _LIBCPP_INLINE_VISIBILITY |
| void __push_l_anchor(); |
| void __push_r_anchor(); |
| void __push_match_any(); |
| void __push_match_any_but_newline(); |
| _LIBCPP_INLINE_VISIBILITY |
| void __push_greedy_inf_repeat(size_t __min, __owns_one_state<_CharT>* __s, |
| unsigned __mexp_begin = 0, unsigned __mexp_end = 0) |
| {__push_loop(__min, numeric_limits<size_t>::max(), __s, |
| __mexp_begin, __mexp_end);} |
| _LIBCPP_INLINE_VISIBILITY |
| void __push_nongreedy_inf_repeat(size_t __min, __owns_one_state<_CharT>* __s, |
| unsigned __mexp_begin = 0, unsigned __mexp_end = 0) |
| {__push_loop(__min, numeric_limits<size_t>::max(), __s, |
| __mexp_begin, __mexp_end, false);} |
| void __push_loop(size_t __min, size_t __max, __owns_one_state<_CharT>* __s, |
| size_t __mexp_begin = 0, size_t __mexp_end = 0, |
| bool __greedy = true); |
| __bracket_expression<_CharT, _Traits>* __start_matching_list(bool __negate); |
| void __push_char(value_type __c); |
| void __push_back_ref(int __i); |
| void __push_alternation(__owns_one_state<_CharT>* __sa, |
| __owns_one_state<_CharT>* __sb); |
| void __push_begin_marked_subexpression(); |
| void __push_end_marked_subexpression(unsigned); |
| void __push_empty(); |
| void __push_word_boundary(bool); |
| void __push_lookahead(const basic_regex&, bool, unsigned); |
| |
| template <class _Allocator> |
| bool |
| __search(const _CharT* __first, const _CharT* __last, |
| match_results<const _CharT*, _Allocator>& __m, |
| regex_constants::match_flag_type __flags) const; |
| |
| template <class _Allocator> |
| bool |
| __match_at_start(const _CharT* __first, const _CharT* __last, |
| match_results<const _CharT*, _Allocator>& __m, |
| regex_constants::match_flag_type __flags, bool) const; |
| template <class _Allocator> |
| bool |
| __match_at_start_ecma(const _CharT* __first, const _CharT* __last, |
| match_results<const _CharT*, _Allocator>& __m, |
| regex_constants::match_flag_type __flags, bool) const; |
| template <class _Allocator> |
| bool |
| __match_at_start_posix_nosubs(const _CharT* __first, const _CharT* __last, |
| match_results<const _CharT*, _Allocator>& __m, |
| regex_constants::match_flag_type __flags, bool) const; |
| template <class _Allocator> |
| bool |
| __match_at_start_posix_subs(const _CharT* __first, const _CharT* __last, |
| match_results<const _CharT*, _Allocator>& __m, |
| regex_constants::match_flag_type __flags, bool) const; |
| |
| template <class _Bp, class _Ap, class _Cp, class _Tp> |
| friend |
| bool |
| regex_search(_Bp, _Bp, match_results<_Bp, _Ap>&, const basic_regex<_Cp, _Tp>&, |
| regex_constants::match_flag_type); |
| |
| template <class _Ap, class _Cp, class _Tp> |
| friend |
| bool |
| regex_search(const _Cp*, const _Cp*, match_results<const _Cp*, _Ap>&, |
| const basic_regex<_Cp, _Tp>&, regex_constants::match_flag_type); |
| |
| template <class _Bp, class _Cp, class _Tp> |
| friend |
| bool |
| regex_search(_Bp, _Bp, const basic_regex<_Cp, _Tp>&, |
| regex_constants::match_flag_type); |
| |
| template <class _Cp, class _Tp> |
| friend |
| bool |
| regex_search(const _Cp*, const _Cp*, |
| const basic_regex<_Cp, _Tp>&, regex_constants::match_flag_type); |
| |
| template <class _Cp, class _Ap, class _Tp> |
| friend |
| bool |
| regex_search(const _Cp*, match_results<const _Cp*, _Ap>&, const basic_regex<_Cp, _Tp>&, |
| regex_constants::match_flag_type); |
| |
| template <class _ST, class _SA, class _Cp, class _Tp> |
| friend |
| bool |
| regex_search(const basic_string<_Cp, _ST, _SA>& __s, |
| const basic_regex<_Cp, _Tp>& __e, |
| regex_constants::match_flag_type __flags); |
| |
| template <class _ST, class _SA, class _Ap, class _Cp, class _Tp> |
| friend |
| bool |
| regex_search(const basic_string<_Cp, _ST, _SA>& __s, |
| match_results<typename basic_string<_Cp, _ST, _SA>::const_iterator, _Ap>&, |
| const basic_regex<_Cp, _Tp>& __e, |
| regex_constants::match_flag_type __flags); |
| |
| template <class _Iter, class _Ap, class _Cp, class _Tp> |
| friend |
| bool |
| regex_search(__wrap_iter<_Iter> __first, |
| __wrap_iter<_Iter> __last, |
| match_results<__wrap_iter<_Iter>, _Ap>& __m, |
| const basic_regex<_Cp, _Tp>& __e, |
| regex_constants::match_flag_type __flags); |
| |
| template <class, class> friend class __lookahead; |
| }; |
| |
| #ifndef _LIBCPP_HAS_NO_DEDUCTION_GUIDES |
| template <class _ForwardIterator, |
| class = typename enable_if<__is_forward_iterator<_ForwardIterator>::value, nullptr_t>::type |
| > |
| basic_regex(_ForwardIterator, _ForwardIterator, |
| regex_constants::syntax_option_type = regex_constants::ECMAScript) |
| -> basic_regex<typename iterator_traits<_ForwardIterator>::value_type>; |
| #endif |
| |
| template <class _CharT, class _Traits> |
| const regex_constants::syntax_option_type basic_regex<_CharT, _Traits>::icase; |
| template <class _CharT, class _Traits> |
| const regex_constants::syntax_option_type basic_regex<_CharT, _Traits>::nosubs; |
| template <class _CharT, class _Traits> |
| const regex_constants::syntax_option_type basic_regex<_CharT, _Traits>::optimize; |
| template <class _CharT, class _Traits> |
| const regex_constants::syntax_option_type basic_regex<_CharT, _Traits>::collate; |
| template <class _CharT, class _Traits> |
| const regex_constants::syntax_option_type basic_regex<_CharT, _Traits>::ECMAScript; |
| template <class _CharT, class _Traits> |
| const regex_constants::syntax_option_type basic_regex<_CharT, _Traits>::basic; |
| template <class _CharT, class _Traits> |
| const regex_constants::syntax_option_type basic_regex<_CharT, _Traits>::extended; |
| template <class _CharT, class _Traits> |
| const regex_constants::syntax_option_type basic_regex<_CharT, _Traits>::awk; |
| template <class _CharT, class _Traits> |
| const regex_constants::syntax_option_type basic_regex<_CharT, _Traits>::grep; |
| template <class _CharT, class _Traits> |
| const regex_constants::syntax_option_type basic_regex<_CharT, _Traits>::egrep; |
| |
| template <class _CharT, class _Traits> |
| void |
| basic_regex<_CharT, _Traits>::swap(basic_regex& __r) |
| { |
| using _VSTD::swap; |
| swap(__traits_, __r.__traits_); |
| swap(__flags_, __r.__flags_); |
| swap(__marked_count_, __r.__marked_count_); |
| swap(__loop_count_, __r.__loop_count_); |
| swap(__open_count_, __r.__open_count_); |
| swap(__start_, __r.__start_); |
| swap(__end_, __r.__end_); |
| } |
| |
| template <class _CharT, class _Traits> |
| inline _LIBCPP_INLINE_VISIBILITY |
| void |
| swap(basic_regex<_CharT, _Traits>& __x, basic_regex<_CharT, _Traits>& __y) |
| { |
| return __x.swap(__y); |
| } |
| |
| // __lookahead |
| |
| template <class _CharT, class _Traits> |
| class __lookahead |
| : public __owns_one_state<_CharT> |
| { |
| typedef __owns_one_state<_CharT> base; |
| |
| basic_regex<_CharT, _Traits> __exp_; |
| unsigned __mexp_; |
| bool __invert_; |
| |
| __lookahead(const __lookahead&); |
| __lookahead& operator=(const __lookahead&); |
| public: |
| typedef _VSTD::__state<_CharT> __state; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| __lookahead(const basic_regex<_CharT, _Traits>& __exp, bool __invert, __node<_CharT>* __s, unsigned __mexp) |
| : base(__s), __exp_(__exp), __mexp_(__mexp), __invert_(__invert) {} |
| |
| virtual void __exec(__state&) const; |
| }; |
| |
| template <class _CharT, class _Traits> |
| void |
| __lookahead<_CharT, _Traits>::__exec(__state& __s) const |
| { |
| match_results<const _CharT*> __m; |
| __m.__init(1 + __exp_.mark_count(), __s.__current_, __s.__last_); |
| bool __matched = __exp_.__match_at_start_ecma( |
| __s.__current_, __s.__last_, |
| __m, |
| (__s.__flags_ | regex_constants::match_continuous) & |
| ~regex_constants::__full_match, |
| __s.__at_first_ && __s.__current_ == __s.__first_); |
| if (__matched != __invert_) |
| { |
| __s.__do_ = __state::__accept_but_not_consume; |
| __s.__node_ = this->first(); |
| for (unsigned __i = 1; __i < __m.size(); ++__i) { |
| __s.__sub_matches_[__mexp_ + __i - 1] = __m.__matches_[__i]; |
| } |
| } |
| else |
| { |
| __s.__do_ = __state::__reject; |
| __s.__node_ = nullptr; |
| } |
| } |
| |
| template <class _CharT, class _Traits> |
| template <class _ForwardIterator> |
| _ForwardIterator |
| basic_regex<_CharT, _Traits>::__parse(_ForwardIterator __first, |
| _ForwardIterator __last) |
| { |
| { |
| unique_ptr<__node> __h(new __end_state<_CharT>); |
| __start_.reset(new __empty_state<_CharT>(__h.get())); |
| __h.release(); |
| __end_ = __start_.get(); |
| } |
| switch (__flags_ & 0x1F0) |
| { |
| case ECMAScript: |
| __first = __parse_ecma_exp(__first, __last); |
| break; |
| case basic: |
| __first = __parse_basic_reg_exp(__first, __last); |
| break; |
| case extended: |
| case awk: |
| __first = __parse_extended_reg_exp(__first, __last); |
| break; |
| case grep: |
| __first = __parse_grep(__first, __last); |
| break; |
| case egrep: |
| __first = __parse_egrep(__first, __last); |
| break; |
| default: |
| __throw_regex_error<regex_constants::__re_err_grammar>(); |
| } |
| return __first; |
| } |
| |
| template <class _CharT, class _Traits> |
| template <class _ForwardIterator> |
| _ForwardIterator |
| basic_regex<_CharT, _Traits>::__parse_basic_reg_exp(_ForwardIterator __first, |
| _ForwardIterator __last) |
| { |
| if (__first != __last) |
| { |
| if (*__first == '^') |
| { |
| __push_l_anchor(); |
| ++__first; |
| } |
| if (__first != __last) |
| { |
| __first = __parse_RE_expression(__first, __last); |
| if (__first != __last) |
| { |
| _ForwardIterator __temp = _VSTD::next(__first); |
| if (__temp == __last && *__first == '$') |
| { |
| __push_r_anchor(); |
| ++__first; |
| } |
| } |
| } |
| if (__first != __last) |
| __throw_regex_error<regex_constants::__re_err_empty>(); |
| } |
| return __first; |
| } |
| |
| template <class _CharT, class _Traits> |
| template <class _ForwardIterator> |
| _ForwardIterator |
| basic_regex<_CharT, _Traits>::__parse_extended_reg_exp(_ForwardIterator __first, |
| _ForwardIterator __last) |
| { |
| __owns_one_state<_CharT>* __sa = __end_; |
| _ForwardIterator __temp = __parse_ERE_branch(__first, __last); |
| if (__temp == __first) |
| __throw_regex_error<regex_constants::__re_err_empty>(); |
| __first = __temp; |
| while (__first != __last && *__first == '|') |
| { |
| __owns_one_state<_CharT>* __sb = __end_; |
| __temp = __parse_ERE_branch(++__first, __last); |
| if (__temp == __first) |
| __throw_regex_error<regex_constants::__re_err_empty>(); |
| __push_alternation(__sa, __sb); |
| __first = __temp; |
| } |
| return __first; |
| } |
| |
| template <class _CharT, class _Traits> |
| template <class _ForwardIterator> |
| _ForwardIterator |
| basic_regex<_CharT, _Traits>::__parse_ERE_branch(_ForwardIterator __first, |
| _ForwardIterator __last) |
| { |
| _ForwardIterator __temp = __parse_ERE_expression(__first, __last); |
| if (__temp == __first) |
| __throw_regex_error<regex_constants::__re_err_empty>(); |
| do |
| { |
| __first = __temp; |
| __temp = __parse_ERE_expression(__first, __last); |
| } while (__temp != __first); |
| return __first; |
| } |
| |
| template <class _CharT, class _Traits> |
| template <class _ForwardIterator> |
| _ForwardIterator |
| basic_regex<_CharT, _Traits>::__parse_ERE_expression(_ForwardIterator __first, |
| _ForwardIterator __last) |
| { |
| __owns_one_state<_CharT>* __e = __end_; |
| unsigned __mexp_begin = __marked_count_; |
| _ForwardIterator __temp = __parse_one_char_or_coll_elem_ERE(__first, __last); |
| if (__temp == __first && __temp != __last) |
| { |
| switch (*__temp) |
