Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 1 | // -*- C++ -*- |
| 2 | //===--------------------------- regex ------------------------------------===// |
| 3 | // |
| 4 | // The LLVM Compiler Infrastructure |
| 5 | // |
Howard Hinnant | b64f8b0 | 2010-11-16 22:09:02 +0000 | [diff] [blame] | 6 | // This file is dual licensed under the MIT and the University of Illinois Open |
| 7 | // Source Licenses. See LICENSE.TXT for details. |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 8 | // |
| 9 | //===----------------------------------------------------------------------===// |
| 10 | |
| 11 | #ifndef _LIBCPP_REGEX |
| 12 | #define _LIBCPP_REGEX |
| 13 | |
| 14 | /* |
| 15 | regex synopsis |
| 16 | |
| 17 | #include <initializer_list> |
| 18 | |
| 19 | namespace std |
| 20 | { |
| 21 | |
| 22 | namespace regex_constants |
| 23 | { |
| 24 | |
| 25 | emum syntax_option_type |
| 26 | { |
| 27 | icase = unspecified, |
| 28 | nosubs = unspecified, |
| 29 | optimize = unspecified, |
| 30 | collate = unspecified, |
| 31 | ECMAScript = unspecified, |
| 32 | basic = unspecified, |
| 33 | extended = unspecified, |
| 34 | awk = unspecified, |
| 35 | grep = unspecified, |
| 36 | egrep = unspecified |
| 37 | }; |
| 38 | |
| 39 | constexpr syntax_option_type operator~(syntax_option_type f); |
| 40 | constexpr syntax_option_type operator&(syntax_option_type lhs, syntax_option_type rhs); |
| 41 | constexpr syntax_option_type operator|(syntax_option_type lhs, syntax_option_type rhs); |
| 42 | |
| 43 | enum match_flag_type |
| 44 | { |
| 45 | match_default = 0, |
| 46 | match_not_bol = unspecified, |
| 47 | match_not_eol = unspecified, |
| 48 | match_not_bow = unspecified, |
| 49 | match_not_eow = unspecified, |
| 50 | match_any = unspecified, |
| 51 | match_not_null = unspecified, |
| 52 | match_continuous = unspecified, |
| 53 | match_prev_avail = unspecified, |
| 54 | format_default = 0, |
| 55 | format_sed = unspecified, |
| 56 | format_no_copy = unspecified, |
| 57 | format_first_only = unspecified |
| 58 | }; |
| 59 | |
| 60 | constexpr match_flag_type operator~(match_flag_type f); |
| 61 | constexpr match_flag_type operator&(match_flag_type lhs, match_flag_type rhs); |
| 62 | constexpr match_flag_type operator|(match_flag_type lhs, match_flag_type rhs); |
| 63 | |
| 64 | enum error_type |
| 65 | { |
| 66 | error_collate = unspecified, |
| 67 | error_ctype = unspecified, |
| 68 | error_escape = unspecified, |
| 69 | error_backref = unspecified, |
| 70 | error_brack = unspecified, |
| 71 | error_paren = unspecified, |
| 72 | error_brace = unspecified, |
| 73 | error_badbrace = unspecified, |
| 74 | error_range = unspecified, |
| 75 | error_space = unspecified, |
| 76 | error_badrepeat = unspecified, |
| 77 | error_complexity = unspecified, |
| 78 | error_stack = unspecified |
| 79 | }; |
| 80 | |
| 81 | } // regex_constants |
| 82 | |
| 83 | class regex_error |
| 84 | : public runtime_error |
| 85 | { |
| 86 | public: |
| 87 | explicit regex_error(regex_constants::error_type ecode); |
| 88 | regex_constants::error_type code() const; |
| 89 | }; |
| 90 | |
| 91 | template <class charT> |
| 92 | struct regex_traits |
| 93 | { |
| 94 | public: |
| 95 | typedef charT char_type; |
| 96 | typedef basic_string<char_type> string_type; |
| 97 | typedef locale locale_type; |
| 98 | typedef /bitmask_type/ char_class_type; |
| 99 | |
| 100 | regex_traits(); |
| 101 | |
| 102 | static size_t length(const char_type* p); |
| 103 | charT translate(charT c) const; |
| 104 | charT translate_nocase(charT c) const; |
| 105 | template <class ForwardIterator> |
| 106 | string_type |
| 107 | transform(ForwardIterator first, ForwardIterator last) const; |
| 108 | template <class ForwardIterator> |
| 109 | string_type |
| 110 | transform_primary( ForwardIterator first, ForwardIterator last) const; |
| 111 | template <class ForwardIterator> |
| 112 | string_type |
| 113 | lookup_collatename(ForwardIterator first, ForwardIterator last) const; |
| 114 | template <class ForwardIterator> |
| 115 | char_class_type |
| 116 | lookup_classname(ForwardIterator first, ForwardIterator last, |
| 117 | bool icase = false) const; |
| 118 | bool isctype(charT c, char_class_type f) const; |
| 119 | int value(charT ch, int radix) const; |
| 120 | locale_type imbue(locale_type l); |
| 121 | locale_type getloc()const; |
| 122 | }; |
| 123 | |
| 124 | template <class charT, class traits = regex_traits<charT>> |
| 125 | class basic_regex |
| 126 | { |
| 127 | public: |
| 128 | // types: |
| 129 | typedef charT value_type; |
Hubert Tong | b49c67f | 2016-08-02 21:34:48 +0000 | [diff] [blame] | 130 | typedef traits traits_type; |
| 131 | typedef typename traits::string_type string_type; |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 132 | typedef regex_constants::syntax_option_type flag_type; |
| 133 | typedef typename traits::locale_type locale_type; |
| 134 | |
| 135 | // constants: |
| 136 | static constexpr regex_constants::syntax_option_type icase = regex_constants::icase; |
| 137 | static constexpr regex_constants::syntax_option_type nosubs = regex_constants::nosubs; |
| 138 | static constexpr regex_constants::syntax_option_type optimize = regex_constants::optimize; |
| 139 | static constexpr regex_constants::syntax_option_type collate = regex_constants::collate; |
| 140 | static constexpr regex_constants::syntax_option_type ECMAScript = regex_constants::ECMAScript; |
| 141 | static constexpr regex_constants::syntax_option_type basic = regex_constants::basic; |
| 142 | static constexpr regex_constants::syntax_option_type extended = regex_constants::extended; |
| 143 | static constexpr regex_constants::syntax_option_type awk = regex_constants::awk; |
| 144 | static constexpr regex_constants::syntax_option_type grep = regex_constants::grep; |
| 145 | static constexpr regex_constants::syntax_option_type egrep = regex_constants::egrep; |
| 146 | |
| 147 | // construct/copy/destroy: |
| 148 | basic_regex(); |
| 149 | explicit basic_regex(const charT* p, flag_type f = regex_constants::ECMAScript); |
Hubert Tong | 7f6e8e2 | 2016-08-07 22:26:04 +0000 | [diff] [blame] | 150 | basic_regex(const charT* p, size_t len, flag_type f = regex_constants::ECMAScript); |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 151 | basic_regex(const basic_regex&); |
Howard Hinnant | 46623a0 | 2012-07-21 01:31:58 +0000 | [diff] [blame] | 152 | basic_regex(basic_regex&&) noexcept; |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 153 | template <class ST, class SA> |
| 154 | explicit basic_regex(const basic_string<charT, ST, SA>& p, |
| 155 | flag_type f = regex_constants::ECMAScript); |
| 156 | template <class ForwardIterator> |
| 157 | basic_regex(ForwardIterator first, ForwardIterator last, |
| 158 | flag_type f = regex_constants::ECMAScript); |
| 159 | basic_regex(initializer_list<charT>, flag_type = regex_constants::ECMAScript); |
| 160 | |
| 161 | ~basic_regex(); |
| 162 | |
| 163 | basic_regex& operator=(const basic_regex&); |
Howard Hinnant | 46623a0 | 2012-07-21 01:31:58 +0000 | [diff] [blame] | 164 | basic_regex& operator=(basic_regex&&) noexcept; |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 165 | basic_regex& operator=(const charT* ptr); |
| 166 | basic_regex& operator=(initializer_list<charT> il); |
| 167 | template <class ST, class SA> |
| 168 | basic_regex& operator=(const basic_string<charT, ST, SA>& p); |
| 169 | |
| 170 | // assign: |
| 171 | basic_regex& assign(const basic_regex& that); |
Howard Hinnant | 46623a0 | 2012-07-21 01:31:58 +0000 | [diff] [blame] | 172 | basic_regex& assign(basic_regex&& that) noexcept; |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 173 | basic_regex& assign(const charT* ptr, flag_type f = regex_constants::ECMAScript); |
| 174 | basic_regex& assign(const charT* p, size_t len, flag_type f); |
| 175 | template <class string_traits, class A> |
| 176 | basic_regex& assign(const basic_string<charT, string_traits, A>& s, |
| 177 | flag_type f = regex_constants::ECMAScript); |
| 178 | template <class InputIterator> |
| 179 | basic_regex& assign(InputIterator first, InputIterator last, |
| 180 | flag_type f = regex_constants::ECMAScript); |
| 181 | basic_regex& assign(initializer_list<charT>, flag_type = regex_constants::ECMAScript); |
| 182 | |
| 183 | // const operations: |
| 184 | unsigned mark_count() const; |
| 185 | flag_type flags() const; |
| 186 | |
| 187 | // locale: |
| 188 | locale_type imbue(locale_type loc); |
| 189 | locale_type getloc() const; |
| 190 | |
| 191 | // swap: |
| 192 | void swap(basic_regex&); |
| 193 | }; |
| 194 | |
| 195 | typedef basic_regex<char> regex; |
| 196 | typedef basic_regex<wchar_t> wregex; |
| 197 | |
| 198 | template <class charT, class traits> |
| 199 | void swap(basic_regex<charT, traits>& e1, basic_regex<charT, traits>& e2); |
| 200 | |
| 201 | template <class BidirectionalIterator> |
| 202 | class sub_match |
| 203 | : public pair<BidirectionalIterator, BidirectionalIterator> |
| 204 | { |
| 205 | public: |
| 206 | typedef typename iterator_traits<BidirectionalIterator>::value_type value_type; |
| 207 | typedef typename iterator_traits<BidirectionalIterator>::difference_type difference_type; |
| 208 | typedef BidirectionalIterator iterator; |
| 209 | typedef basic_string<value_type> string_type; |
| 210 | |
| 211 | bool matched; |
| 212 | |
Howard Hinnant | 31aaf55 | 2010-12-08 21:07:55 +0000 | [diff] [blame] | 213 | constexpr sub_match(); |
| 214 | |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 215 | difference_type length() const; |
| 216 | operator string_type() const; |
| 217 | string_type str() const; |
| 218 | |
| 219 | int compare(const sub_match& s) const; |
| 220 | int compare(const string_type& s) const; |
| 221 | int compare(const value_type* s) const; |
| 222 | }; |
| 223 | |
| 224 | typedef sub_match<const char*> csub_match; |
| 225 | typedef sub_match<const wchar_t*> wcsub_match; |
| 226 | typedef sub_match<string::const_iterator> ssub_match; |
| 227 | typedef sub_match<wstring::const_iterator> wssub_match; |
| 228 | |
| 229 | template <class BiIter> |
| 230 | bool |
| 231 | operator==(const sub_match<BiIter>& lhs, const sub_match<BiIter>& rhs); |
| 232 | |
| 233 | template <class BiIter> |
| 234 | bool |
| 235 | operator!=(const sub_match<BiIter>& lhs, const sub_match<BiIter>& rhs); |
| 236 | |
| 237 | template <class BiIter> |
| 238 | bool |
| 239 | operator<(const sub_match<BiIter>& lhs, const sub_match<BiIter>& rhs); |
| 240 | |
| 241 | template <class BiIter> |
| 242 | bool |
| 243 | operator<=(const sub_match<BiIter>& lhs, const sub_match<BiIter>& rhs); |
| 244 | |
| 245 | template <class BiIter> |
| 246 | bool |
| 247 | operator>=(const sub_match<BiIter>& lhs, const sub_match<BiIter>& rhs); |
| 248 | |
| 249 | template <class BiIter> |
| 250 | bool |
| 251 | operator>(const sub_match<BiIter>& lhs, const sub_match<BiIter>& rhs); |
| 252 | |
| 253 | template <class BiIter, class ST, class SA> |
| 254 | bool |
| 255 | operator==(const basic_string<typename iterator_traits<BiIter>::value_type, ST, SA>& lhs, |
| 256 | const sub_match<BiIter>& rhs); |
| 257 | |
| 258 | template <class BiIter, class ST, class SA> |
| 259 | bool |
| 260 | operator!=(const basic_string<typename iterator_traits<BiIter>::value_type, ST, SA>& lhs, |
| 261 | const sub_match<BiIter>& rhs); |
| 262 | |
| 263 | template <class BiIter, class ST, class SA> |
| 264 | bool |
| 265 | operator<(const basic_string<typename iterator_traits<BiIter>::value_type, ST, SA>& lhs, |
| 266 | const sub_match<BiIter>& rhs); |
| 267 | |
| 268 | template <class BiIter, class ST, class SA> |
| 269 | bool |
| 270 | operator>(const basic_string<typename iterator_traits<BiIter>::value_type, ST, SA>& lhs, |
| 271 | const sub_match<BiIter>& rhs); |
| 272 | |
| 273 | template <class BiIter, class ST, class SA> |
| 274 | bool operator>=(const basic_string<typename iterator_traits<BiIter>::value_type, ST, SA>& lhs, |
| 275 | const sub_match<BiIter>& rhs); |
| 276 | |
| 277 | template <class BiIter, class ST, class SA> |
| 278 | bool |
| 279 | operator<=(const basic_string<typename iterator_traits<BiIter>::value_type, ST, SA>& lhs, |
| 280 | const sub_match<BiIter>& rhs); |
| 281 | |
| 282 | template <class BiIter, class ST, class SA> |
| 283 | bool |
| 284 | operator==(const sub_match<BiIter>& lhs, |
| 285 | const basic_string<typename iterator_traits<BiIter>::value_type, ST, SA>& rhs); |
| 286 | |
| 287 | template <class BiIter, class ST, class SA> |
| 288 | bool |
| 289 | operator!=(const sub_match<BiIter>& lhs, |
| 290 | const basic_string<typename iterator_traits<BiIter>::value_type, ST, SA>& rhs); |
| 291 | |
| 292 | template <class BiIter, class ST, class SA> |
| 293 | bool |
| 294 | operator<(const sub_match<BiIter>& lhs, |
| 295 | const basic_string<typename iterator_traits<BiIter>::value_type, ST, SA>& rhs); |
| 296 | |
| 297 | template <class BiIter, class ST, class SA> |
| 298 | bool operator>(const sub_match<BiIter>& lhs, |
| 299 | const basic_string<typename iterator_traits<BiIter>::value_type, ST, SA>& rhs); |
| 300 | |
| 301 | template <class BiIter, class ST, class SA> |
| 302 | bool |
| 303 | operator>=(const sub_match<BiIter>& lhs, |
| 304 | const basic_string<typename iterator_traits<BiIter>::value_type, ST, SA>& rhs); |
| 305 | |
| 306 | template <class BiIter, class ST, class SA> |
| 307 | bool |
| 308 | operator<=(const sub_match<BiIter>& lhs, |
| 309 | const basic_string<typename iterator_traits<BiIter>::value_type, ST, SA>& rhs); |
| 310 | |
| 311 | template <class BiIter> |
| 312 | bool |
| 313 | operator==(typename iterator_traits<BiIter>::value_type const* lhs, |
| 314 | const sub_match<BiIter>& rhs); |
| 315 | |
| 316 | template <class BiIter> |
| 317 | bool |
| 318 | operator!=(typename iterator_traits<BiIter>::value_type const* lhs, |
| 319 | const sub_match<BiIter>& rhs); |
| 320 | |
| 321 | template <class BiIter> |
| 322 | bool |
| 323 | operator<(typename iterator_traits<BiIter>::value_type const* lhs, |
| 324 | const sub_match<BiIter>& rhs); |
| 325 | |
| 326 | template <class BiIter> |
| 327 | bool |
| 328 | operator>(typename iterator_traits<BiIter>::value_type const* lhs, |
| 329 | const sub_match<BiIter>& rhs); |
| 330 | |
| 331 | template <class BiIter> |
| 332 | bool |
| 333 | operator>=(typename iterator_traits<BiIter>::value_type const* lhs, |
| 334 | const sub_match<BiIter>& rhs); |
| 335 | |
| 336 | template <class BiIter> |
| 337 | bool |
| 338 | operator<=(typename iterator_traits<BiIter>::value_type const* lhs, |
| 339 | const sub_match<BiIter>& rhs); |
| 340 | |
| 341 | template <class BiIter> |
| 342 | bool |
| 343 | operator==(const sub_match<BiIter>& lhs, |
| 344 | typename iterator_traits<BiIter>::value_type const* rhs); |
| 345 | |
| 346 | template <class BiIter> |
| 347 | bool |
| 348 | operator!=(const sub_match<BiIter>& lhs, |
| 349 | typename iterator_traits<BiIter>::value_type const* rhs); |
| 350 | |
| 351 | template <class BiIter> |
| 352 | bool |
| 353 | operator<(const sub_match<BiIter>& lhs, |
| 354 | typename iterator_traits<BiIter>::value_type const* rhs); |
| 355 | |
| 356 | template <class BiIter> |
| 357 | bool |
| 358 | operator>(const sub_match<BiIter>& lhs, |
| 359 | typename iterator_traits<BiIter>::value_type const* rhs); |
| 360 | |
| 361 | template <class BiIter> |
| 362 | bool |
| 363 | operator>=(const sub_match<BiIter>& lhs, |
| 364 | typename iterator_traits<BiIter>::value_type const* rhs); |
| 365 | |
| 366 | template <class BiIter> |
| 367 | bool |
| 368 | operator<=(const sub_match<BiIter>& lhs, |
| 369 | typename iterator_traits<BiIter>::value_type const* rhs); |
| 370 | |
| 371 | template <class BiIter> |
| 372 | bool |
| 373 | operator==(typename iterator_traits<BiIter>::value_type const& lhs, |
| 374 | const sub_match<BiIter>& rhs); |
| 375 | |
| 376 | template <class BiIter> |
| 377 | bool |
| 378 | operator!=(typename iterator_traits<BiIter>::value_type const& lhs, |
| 379 | const sub_match<BiIter>& rhs); |
| 380 | |
| 381 | template <class BiIter> |
| 382 | bool |
| 383 | operator<(typename iterator_traits<BiIter>::value_type const& lhs, |
| 384 | const sub_match<BiIter>& rhs); |
| 385 | |
| 386 | template <class BiIter> |
| 387 | bool |
| 388 | operator>(typename iterator_traits<BiIter>::value_type const& lhs, |
| 389 | const sub_match<BiIter>& rhs); |
| 390 | |
| 391 | template <class BiIter> |
| 392 | bool |
| 393 | operator>=(typename iterator_traits<BiIter>::value_type const& lhs, |
| 394 | const sub_match<BiIter>& rhs); |
| 395 | |
| 396 | template <class BiIter> |
| 397 | bool |
| 398 | operator<=(typename iterator_traits<BiIter>::value_type const& lhs, |
| 399 | const sub_match<BiIter>& rhs); |
| 400 | |
| 401 | template <class BiIter> |
| 402 | bool |
| 403 | operator==(const sub_match<BiIter>& lhs, |
| 404 | typename iterator_traits<BiIter>::value_type const& rhs); |
| 405 | |
| 406 | template <class BiIter> |
| 407 | bool |
| 408 | operator!=(const sub_match<BiIter>& lhs, |
| 409 | typename iterator_traits<BiIter>::value_type const& rhs); |
| 410 | |
| 411 | template <class BiIter> |
| 412 | bool |
| 413 | operator<(const sub_match<BiIter>& lhs, |
| 414 | typename iterator_traits<BiIter>::value_type const& rhs); |
| 415 | |
| 416 | template <class BiIter> |
| 417 | bool |
| 418 | operator>(const sub_match<BiIter>& lhs, |
| 419 | typename iterator_traits<BiIter>::value_type const& rhs); |
| 420 | |
| 421 | template <class BiIter> |
| 422 | bool |
| 423 | operator>=(const sub_match<BiIter>& lhs, |
| 424 | typename iterator_traits<BiIter>::value_type const& rhs); |
| 425 | |
| 426 | template <class BiIter> |
| 427 | bool |
| 428 | operator<=(const sub_match<BiIter>& lhs, |
| 429 | typename iterator_traits<BiIter>::value_type const& rhs); |
| 430 | |
| 431 | template <class charT, class ST, class BiIter> |
| 432 | basic_ostream<charT, ST>& |
| 433 | operator<<(basic_ostream<charT, ST>& os, const sub_match<BiIter>& m); |
| 434 | |
| 435 | template <class BidirectionalIterator, |
| 436 | class Allocator = allocator<sub_match<BidirectionalIterator>>> |
| 437 | class match_results |
| 438 | { |
| 439 | public: |
| 440 | typedef sub_match<BidirectionalIterator> value_type; |
| 441 | typedef const value_type& const_reference; |
Marshall Clow | 103af34 | 2014-02-26 01:56:31 +0000 | [diff] [blame] | 442 | typedef value_type& reference; |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 443 | typedef /implementation-defined/ const_iterator; |
| 444 | typedef const_iterator iterator; |
| 445 | typedef typename iterator_traits<BidirectionalIterator>::difference_type difference_type; |
| 446 | typedef typename allocator_traits<Allocator>::size_type size_type; |
| 447 | typedef Allocator allocator_type; |
| 448 | typedef typename iterator_traits<BidirectionalIterator>::value_type char_type; |
| 449 | typedef basic_string<char_type> string_type; |
| 450 | |
| 451 | // construct/copy/destroy: |
| 452 | explicit match_results(const Allocator& a = Allocator()); |
| 453 | match_results(const match_results& m); |
Howard Hinnant | 46623a0 | 2012-07-21 01:31:58 +0000 | [diff] [blame] | 454 | match_results(match_results&& m) noexcept; |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 455 | match_results& operator=(const match_results& m); |
| 456 | match_results& operator=(match_results&& m); |
| 457 | ~match_results(); |
| 458 | |
Howard Hinnant | 31aaf55 | 2010-12-08 21:07:55 +0000 | [diff] [blame] | 459 | bool ready() const; |
| 460 | |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 461 | // size: |
| 462 | size_type size() const; |
| 463 | size_type max_size() const; |
| 464 | bool empty() const; |
| 465 | |
| 466 | // element access: |
| 467 | difference_type length(size_type sub = 0) const; |
| 468 | difference_type position(size_type sub = 0) const; |
| 469 | string_type str(size_type sub = 0) const; |
| 470 | const_reference operator[](size_type n) const; |
| 471 | |
| 472 | const_reference prefix() const; |
| 473 | const_reference suffix() const; |
| 474 | |
| 475 | const_iterator begin() const; |
| 476 | const_iterator end() const; |
| 477 | const_iterator cbegin() const; |
| 478 | const_iterator cend() const; |
| 479 | |
| 480 | // format: |
| 481 | template <class OutputIter> |
| 482 | OutputIter |
| 483 | format(OutputIter out, const char_type* fmt_first, |
| 484 | const char_type* fmt_last, |
| 485 | regex_constants::match_flag_type flags = regex_constants::format_default) const; |
| 486 | template <class OutputIter, class ST, class SA> |
| 487 | OutputIter |
| 488 | format(OutputIter out, const basic_string<char_type, ST, SA>& fmt, |
| 489 | regex_constants::match_flag_type flags = regex_constants::format_default) const; |
| 490 | template <class ST, class SA> |
| 491 | basic_string<char_type, ST, SA> |
| 492 | format(const basic_string<char_type, ST, SA>& fmt, |
| 493 | regex_constants::match_flag_type flags = regex_constants::format_default) const; |
| 494 | string_type |
| 495 | format(const char_type* fmt, |
| 496 | regex_constants::match_flag_type flags = regex_constants::format_default) const; |
| 497 | |
| 498 | // allocator: |
| 499 | allocator_type get_allocator() const; |
| 500 | |
| 501 | // swap: |
| 502 | void swap(match_results& that); |
| 503 | }; |
| 504 | |
| 505 | typedef match_results<const char*> cmatch; |
| 506 | typedef match_results<const wchar_t*> wcmatch; |
| 507 | typedef match_results<string::const_iterator> smatch; |
| 508 | typedef match_results<wstring::const_iterator> wsmatch; |
| 509 | |
| 510 | template <class BidirectionalIterator, class Allocator> |
| 511 | bool |
| 512 | operator==(const match_results<BidirectionalIterator, Allocator>& m1, |
| 513 | const match_results<BidirectionalIterator, Allocator>& m2); |
| 514 | |
| 515 | template <class BidirectionalIterator, class Allocator> |
| 516 | bool |
| 517 | operator!=(const match_results<BidirectionalIterator, Allocator>& m1, |
| 518 | const match_results<BidirectionalIterator, Allocator>& m2); |
| 519 | |
| 520 | template <class BidirectionalIterator, class Allocator> |
| 521 | void |
| 522 | swap(match_results<BidirectionalIterator, Allocator>& m1, |
| 523 | match_results<BidirectionalIterator, Allocator>& m2); |
| 524 | |
| 525 | template <class BidirectionalIterator, class Allocator, class charT, class traits> |
| 526 | bool |
| 527 | regex_match(BidirectionalIterator first, BidirectionalIterator last, |
| 528 | match_results<BidirectionalIterator, Allocator>& m, |
| 529 | const basic_regex<charT, traits>& e, |
| 530 | regex_constants::match_flag_type flags = regex_constants::match_default); |
| 531 | |
| 532 | template <class BidirectionalIterator, class charT, class traits> |
| 533 | bool |
| 534 | regex_match(BidirectionalIterator first, BidirectionalIterator last, |
| 535 | const basic_regex<charT, traits>& e, |
| 536 | regex_constants::match_flag_type flags = regex_constants::match_default); |
| 537 | |
| 538 | template <class charT, class Allocator, class traits> |
| 539 | bool |
| 540 | regex_match(const charT* str, match_results<const charT*, Allocator>& m, |
| 541 | const basic_regex<charT, traits>& e, |
| 542 | regex_constants::match_flag_type flags = regex_constants::match_default); |
| 543 | |
| 544 | template <class ST, class SA, class Allocator, class charT, class traits> |
| 545 | bool |
| 546 | regex_match(const basic_string<charT, ST, SA>& s, |
| 547 | match_results<typename basic_string<charT, ST, SA>::const_iterator, Allocator>& m, |
| 548 | const basic_regex<charT, traits>& e, |
| 549 | regex_constants::match_flag_type flags = regex_constants::match_default); |
| 550 | |
Marshall Clow | e0f8672 | 2014-02-19 21:21:11 +0000 | [diff] [blame] | 551 | template <class ST, class SA, class Allocator, class charT, class traits> |
| 552 | bool |
| 553 | regex_match(const basic_string<charT, ST, SA>&& s, |
| 554 | match_results<typename basic_string<charT, ST, SA>::const_iterator, Allocator>& m, |
| 555 | const basic_regex<charT, traits>& e, |
| 556 | regex_constants::match_flag_type flags = regex_constants::match_default) = delete; // C++14 |
| 557 | |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 558 | template <class charT, class traits> |
| 559 | bool |
| 560 | regex_match(const charT* str, const basic_regex<charT, traits>& e, |
| 561 | regex_constants::match_flag_type flags = regex_constants::match_default); |
| 562 | |
| 563 | template <class ST, class SA, class charT, class traits> |
| 564 | bool |
| 565 | regex_match(const basic_string<charT, ST, SA>& s, |
| 566 | const basic_regex<charT, traits>& e, |
| 567 | regex_constants::match_flag_type flags = regex_constants::match_default); |
| 568 | |
| 569 | template <class BidirectionalIterator, class Allocator, class charT, class traits> |
| 570 | bool |
| 571 | regex_search(BidirectionalIterator first, BidirectionalIterator last, |
| 572 | match_results<BidirectionalIterator, Allocator>& m, |
| 573 | const basic_regex<charT, traits>& e, |
| 574 | regex_constants::match_flag_type flags = regex_constants::match_default); |
| 575 | |
| 576 | template <class BidirectionalIterator, class charT, class traits> |
| 577 | bool |
| 578 | regex_search(BidirectionalIterator first, BidirectionalIterator last, |
| 579 | const basic_regex<charT, traits>& e, |
| 580 | regex_constants::match_flag_type flags = regex_constants::match_default); |
| 581 | |
| 582 | template <class charT, class Allocator, class traits> |
| 583 | bool |
| 584 | regex_search(const charT* str, match_results<const charT*, Allocator>& m, |
| 585 | const basic_regex<charT, traits>& e, |
| 586 | regex_constants::match_flag_type flags = regex_constants::match_default); |
| 587 | |
| 588 | template <class charT, class traits> |
| 589 | bool |
| 590 | regex_search(const charT* str, const basic_regex<charT, traits>& e, |
| 591 | regex_constants::match_flag_type flags = regex_constants::match_default); |
| 592 | |
| 593 | template <class ST, class SA, class charT, class traits> |
| 594 | bool |
| 595 | regex_search(const basic_string<charT, ST, SA>& s, |
| 596 | const basic_regex<charT, traits>& e, |
| 597 | regex_constants::match_flag_type flags = regex_constants::match_default); |
| 598 | |
| 599 | template <class ST, class SA, class Allocator, class charT, class traits> |
| 600 | bool |
| 601 | regex_search(const basic_string<charT, ST, SA>& s, |
| 602 | match_results<typename basic_string<charT, ST, SA>::const_iterator, Allocator>& m, |
| 603 | const basic_regex<charT, traits>& e, |
| 604 | regex_constants::match_flag_type flags = regex_constants::match_default); |
| 605 | |
Marshall Clow | e0f8672 | 2014-02-19 21:21:11 +0000 | [diff] [blame] | 606 | template <class ST, class SA, class Allocator, class charT, class traits> |
| 607 | bool |
| 608 | regex_search(const basic_string<charT, ST, SA>&& s, |
| 609 | match_results<typename basic_string<charT, ST, SA>::const_iterator, Allocator>& m, |
| 610 | const basic_regex<charT, traits>& e, |
| 611 | regex_constants::match_flag_type flags = regex_constants::match_default) = delete; // C++14 |
| 612 | |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 613 | template <class OutputIterator, class BidirectionalIterator, |
| 614 | class traits, class charT, class ST, class SA> |
| 615 | OutputIterator |
| 616 | regex_replace(OutputIterator out, |
| 617 | BidirectionalIterator first, BidirectionalIterator last, |
| 618 | const basic_regex<charT, traits>& e, |
| 619 | const basic_string<charT, ST, SA>& fmt, |
| 620 | regex_constants::match_flag_type flags = regex_constants::match_default); |
| 621 | |
| 622 | template <class OutputIterator, class BidirectionalIterator, |
| 623 | class traits, class charT> |
| 624 | OutputIterator |
| 625 | regex_replace(OutputIterator out, |
| 626 | BidirectionalIterator first, BidirectionalIterator last, |
| 627 | const basic_regex<charT, traits>& e, const charT* fmt, |
| 628 | regex_constants::match_flag_type flags = regex_constants::match_default); |
| 629 | |
| 630 | template <class traits, class charT, class ST, class SA, class FST, class FSA>> |
| 631 | basic_string<charT, ST, SA> |
| 632 | regex_replace(const basic_string<charT, ST, SA>& s, |
| 633 | const basic_regex<charT, traits>& e, |
| 634 | const basic_string<charT, FST, FSA>& fmt, |
| 635 | regex_constants::match_flag_type flags = regex_constants::match_default); |
| 636 | |
| 637 | template <class traits, class charT, class ST, class SA> |
| 638 | basic_string<charT, ST, SA> |
| 639 | regex_replace(const basic_string<charT, ST, SA>& s, |
| 640 | const basic_regex<charT, traits>& e, const charT* fmt, |
| 641 | regex_constants::match_flag_type flags = regex_constants::match_default); |
| 642 | |
| 643 | template <class traits, class charT, class ST, class SA> |
| 644 | basic_string<charT> |
| 645 | regex_replace(const charT* s, |
| 646 | const basic_regex<charT, traits>& e, |
| 647 | const basic_string<charT, ST, SA>& fmt, |
| 648 | regex_constants::match_flag_type flags = regex_constants::match_default); |
| 649 | |
| 650 | template <class traits, class charT> |
| 651 | basic_string<charT> |
| 652 | regex_replace(const charT* s, |
| 653 | const basic_regex<charT, traits>& e, |
| 654 | const charT* fmt, |
| 655 | regex_constants::match_flag_type flags = regex_constants::match_default); |
| 656 | |
| 657 | template <class BidirectionalIterator, |
| 658 | class charT = typename iterator_traits< BidirectionalIterator>::value_type, |
| 659 | class traits = regex_traits<charT>> |
| 660 | class regex_iterator |
| 661 | { |
| 662 | public: |
| 663 | typedef basic_regex<charT, traits> regex_type; |
| 664 | typedef match_results<BidirectionalIterator> value_type; |
| 665 | typedef ptrdiff_t difference_type; |
| 666 | typedef const value_type* pointer; |
| 667 | typedef const value_type& reference; |
| 668 | typedef forward_iterator_tag iterator_category; |
| 669 | |
| 670 | regex_iterator(); |
| 671 | regex_iterator(BidirectionalIterator a, BidirectionalIterator b, |
| 672 | const regex_type& re, |
| 673 | regex_constants::match_flag_type m = regex_constants::match_default); |
Marshall Clow | e0f8672 | 2014-02-19 21:21:11 +0000 | [diff] [blame] | 674 | regex_iterator(_BidirectionalIterator __a, _BidirectionalIterator __b, |
| 675 | const regex_type&& __re, |
| 676 | regex_constants::match_flag_type __m |
| 677 | = regex_constants::match_default) = delete; // C++14 |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 678 | regex_iterator(const regex_iterator&); |
| 679 | regex_iterator& operator=(const regex_iterator&); |
| 680 | |
| 681 | bool operator==(const regex_iterator&) const; |
| 682 | bool operator!=(const regex_iterator&) const; |
| 683 | |
| 684 | const value_type& operator*() const; |
| 685 | const value_type* operator->() const; |
| 686 | |
| 687 | regex_iterator& operator++(); |
| 688 | regex_iterator operator++(int); |
| 689 | }; |
| 690 | |
| 691 | typedef regex_iterator<const char*> cregex_iterator; |
| 692 | typedef regex_iterator<const wchar_t*> wcregex_iterator; |
| 693 | typedef regex_iterator<string::const_iterator> sregex_iterator; |
| 694 | typedef regex_iterator<wstring::const_iterator> wsregex_iterator; |
| 695 | |
| 696 | template <class BidirectionalIterator, |
| 697 | class charT = typename iterator_traits< BidirectionalIterator>::value_type, |
| 698 | class traits = regex_traits<charT>> |
| 699 | class regex_token_iterator |
| 700 | { |
| 701 | public: |
| 702 | typedef basic_regex<charT, traits> regex_type; |
| 703 | typedef sub_match<BidirectionalIterator> value_type; |
| 704 | typedef ptrdiff_t difference_type; |
| 705 | typedef const value_type* pointer; |
| 706 | typedef const value_type& reference; |
| 707 | typedef forward_iterator_tag iterator_category; |
| 708 | |
| 709 | regex_token_iterator(); |
| 710 | regex_token_iterator(BidirectionalIterator a, BidirectionalIterator b, |
| 711 | const regex_type& re, int submatch = 0, |
| 712 | regex_constants::match_flag_type m = regex_constants::match_default); |
| 713 | regex_token_iterator(BidirectionalIterator a, BidirectionalIterator b, |
Marshall Clow | e0f8672 | 2014-02-19 21:21:11 +0000 | [diff] [blame] | 714 | const regex_type&& re, int submatch = 0, |
| 715 | regex_constants::match_flag_type m = regex_constants::match_default) = delete; // C++14 |
| 716 | regex_token_iterator(BidirectionalIterator a, BidirectionalIterator b, |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 717 | const regex_type& re, const vector<int>& submatches, |
| 718 | regex_constants::match_flag_type m = regex_constants::match_default); |
| 719 | regex_token_iterator(BidirectionalIterator a, BidirectionalIterator b, |
Marshall Clow | e0f8672 | 2014-02-19 21:21:11 +0000 | [diff] [blame] | 720 | const regex_type&& re, const vector<int>& submatches, |
| 721 | regex_constants::match_flag_type m = regex_constants::match_default) = delete; // C++14 |
| 722 | regex_token_iterator(BidirectionalIterator a, BidirectionalIterator b, |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 723 | const regex_type& re, initializer_list<int> submatches, |
| 724 | regex_constants::match_flag_type m = regex_constants::match_default); |
Marshall Clow | e0f8672 | 2014-02-19 21:21:11 +0000 | [diff] [blame] | 725 | regex_token_iterator(BidirectionalIterator a, BidirectionalIterator b, |
| 726 | const regex_type&& re, initializer_list<int> submatches, |
| 727 | regex_constants::match_flag_type m = regex_constants::match_default) = delete; // C++14 |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 728 | template <size_t N> |
| 729 | regex_token_iterator(BidirectionalIterator a, BidirectionalIterator b, |
| 730 | const regex_type& re, const int (&submatches)[N], |
| 731 | regex_constants::match_flag_type m = regex_constants::match_default); |
Marshall Clow | e0f8672 | 2014-02-19 21:21:11 +0000 | [diff] [blame] | 732 | template <size_t N> |
| 733 | regex_token_iterator(BidirectionalIterator a, BidirectionalIterator b, |
| 734 | const regex_type& re, const int (&submatches)[N], |
| 735 | regex_constants::match_flag_type m = regex_constants::match_default) = delete // C++14; |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 736 | regex_token_iterator(const regex_token_iterator&); |
| 737 | regex_token_iterator& operator=(const regex_token_iterator&); |
| 738 | |
| 739 | bool operator==(const regex_token_iterator&) const; |
| 740 | bool operator!=(const regex_token_iterator&) const; |
| 741 | |
| 742 | const value_type& operator*() const; |
| 743 | const value_type* operator->() const; |
| 744 | |
| 745 | regex_token_iterator& operator++(); |
| 746 | regex_token_iterator operator++(int); |
| 747 | }; |
| 748 | |
| 749 | typedef regex_token_iterator<const char*> cregex_token_iterator; |
| 750 | typedef regex_token_iterator<const wchar_t*> wcregex_token_iterator; |
| 751 | typedef regex_token_iterator<string::const_iterator> sregex_token_iterator; |
| 752 | typedef regex_token_iterator<wstring::const_iterator> wsregex_token_iterator; |
| 753 | |
| 754 | } // std |
| 755 | */ |
| 756 | |
| 757 | #include <__config> |
| 758 | #include <stdexcept> |
| 759 | #include <__locale> |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 760 | #include <initializer_list> |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 761 | #include <utility> |
| 762 | #include <iterator> |
| 763 | #include <string> |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 764 | #include <memory> |
| 765 | #include <vector> |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 766 | #include <deque> |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 767 | |
Howard Hinnant | 08e1747 | 2011-10-17 20:05:10 +0000 | [diff] [blame] | 768 | #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 769 | #pragma GCC system_header |
Howard Hinnant | 08e1747 | 2011-10-17 20:05:10 +0000 | [diff] [blame] | 770 | #endif |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 771 | |
Eric Fiselier | 018a3d5 | 2017-05-31 22:07:49 +0000 | [diff] [blame] | 772 | _LIBCPP_PUSH_MACROS |
| 773 | #include <__undef_macros> |
| 774 | |
| 775 | |
Marshall Clow | ee596eb | 2017-09-12 17:56:59 +0000 | [diff] [blame] | 776 | #define _LIBCPP_REGEX_COMPLEXITY_FACTOR 4096 |
| 777 | |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 778 | _LIBCPP_BEGIN_NAMESPACE_STD |
| 779 | |
| 780 | namespace regex_constants |
| 781 | { |
| 782 | |
| 783 | // syntax_option_type |
| 784 | |
| 785 | enum syntax_option_type |
| 786 | { |
| 787 | icase = 1 << 0, |
| 788 | nosubs = 1 << 1, |
| 789 | optimize = 1 << 2, |
| 790 | collate = 1 << 3, |
Howard Hinnant | ad2a7ab | 2010-07-27 17:24:17 +0000 | [diff] [blame] | 791 | ECMAScript = 0, |
| 792 | basic = 1 << 4, |
| 793 | extended = 1 << 5, |
| 794 | awk = 1 << 6, |
| 795 | grep = 1 << 7, |
| 796 | egrep = 1 << 8 |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 797 | }; |
| 798 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 799 | inline _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 46623a0 | 2012-07-21 01:31:58 +0000 | [diff] [blame] | 800 | _LIBCPP_CONSTEXPR |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 801 | syntax_option_type |
| 802 | operator~(syntax_option_type __x) |
| 803 | { |
Marshall Clow | 04bd79b | 2013-03-22 02:13:55 +0000 | [diff] [blame] | 804 | return syntax_option_type(~int(__x) & 0x1FF); |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 805 | } |
| 806 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 807 | inline _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 46623a0 | 2012-07-21 01:31:58 +0000 | [diff] [blame] | 808 | _LIBCPP_CONSTEXPR |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 809 | syntax_option_type |
| 810 | operator&(syntax_option_type __x, syntax_option_type __y) |
| 811 | { |
| 812 | return syntax_option_type(int(__x) & int(__y)); |
| 813 | } |
| 814 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 815 | inline _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 46623a0 | 2012-07-21 01:31:58 +0000 | [diff] [blame] | 816 | _LIBCPP_CONSTEXPR |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 817 | syntax_option_type |
| 818 | operator|(syntax_option_type __x, syntax_option_type __y) |
| 819 | { |
| 820 | return syntax_option_type(int(__x) | int(__y)); |
| 821 | } |
| 822 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 823 | inline _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 46623a0 | 2012-07-21 01:31:58 +0000 | [diff] [blame] | 824 | _LIBCPP_CONSTEXPR |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 825 | syntax_option_type |
| 826 | operator^(syntax_option_type __x, syntax_option_type __y) |
| 827 | { |
| 828 | return syntax_option_type(int(__x) ^ int(__y)); |
| 829 | } |
| 830 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 831 | inline _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 832 | syntax_option_type& |
| 833 | operator&=(syntax_option_type& __x, syntax_option_type __y) |
| 834 | { |
| 835 | __x = __x & __y; |
| 836 | return __x; |
| 837 | } |
| 838 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 839 | inline _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 840 | syntax_option_type& |
| 841 | operator|=(syntax_option_type& __x, syntax_option_type __y) |
| 842 | { |
| 843 | __x = __x | __y; |
| 844 | return __x; |
| 845 | } |
| 846 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 847 | inline _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 848 | syntax_option_type& |
| 849 | operator^=(syntax_option_type& __x, syntax_option_type __y) |
| 850 | { |
| 851 | __x = __x ^ __y; |
| 852 | return __x; |
| 853 | } |
| 854 | |
| 855 | // match_flag_type |
| 856 | |
| 857 | enum match_flag_type |
| 858 | { |
| 859 | match_default = 0, |
| 860 | match_not_bol = 1 << 0, |
| 861 | match_not_eol = 1 << 1, |
| 862 | match_not_bow = 1 << 2, |
| 863 | match_not_eow = 1 << 3, |
| 864 | match_any = 1 << 4, |
| 865 | match_not_null = 1 << 5, |
| 866 | match_continuous = 1 << 6, |
| 867 | match_prev_avail = 1 << 7, |
| 868 | format_default = 0, |
| 869 | format_sed = 1 << 8, |
| 870 | format_no_copy = 1 << 9, |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 871 | format_first_only = 1 << 10, |
Tim Shen | 38c2a37 | 2016-10-27 21:40:34 +0000 | [diff] [blame] | 872 | __no_update_pos = 1 << 11, |
| 873 | __full_match = 1 << 12 |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 874 | }; |
| 875 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 876 | inline _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 46623a0 | 2012-07-21 01:31:58 +0000 | [diff] [blame] | 877 | _LIBCPP_CONSTEXPR |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 878 | match_flag_type |
| 879 | operator~(match_flag_type __x) |
| 880 | { |
Marshall Clow | 04bd79b | 2013-03-22 02:13:55 +0000 | [diff] [blame] | 881 | return match_flag_type(~int(__x) & 0x0FFF); |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 882 | } |
| 883 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 884 | inline _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 46623a0 | 2012-07-21 01:31:58 +0000 | [diff] [blame] | 885 | _LIBCPP_CONSTEXPR |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 886 | match_flag_type |
| 887 | operator&(match_flag_type __x, match_flag_type __y) |
| 888 | { |
| 889 | return match_flag_type(int(__x) & int(__y)); |
| 890 | } |
| 891 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 892 | inline _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 46623a0 | 2012-07-21 01:31:58 +0000 | [diff] [blame] | 893 | _LIBCPP_CONSTEXPR |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 894 | match_flag_type |
| 895 | operator|(match_flag_type __x, match_flag_type __y) |
| 896 | { |
| 897 | return match_flag_type(int(__x) | int(__y)); |
| 898 | } |
| 899 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 900 | inline _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 46623a0 | 2012-07-21 01:31:58 +0000 | [diff] [blame] | 901 | _LIBCPP_CONSTEXPR |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 902 | match_flag_type |
| 903 | operator^(match_flag_type __x, match_flag_type __y) |
| 904 | { |
| 905 | return match_flag_type(int(__x) ^ int(__y)); |
| 906 | } |
| 907 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 908 | inline _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 909 | match_flag_type& |
| 910 | operator&=(match_flag_type& __x, match_flag_type __y) |
| 911 | { |
| 912 | __x = __x & __y; |
| 913 | return __x; |
| 914 | } |
| 915 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 916 | inline _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 917 | match_flag_type& |
| 918 | operator|=(match_flag_type& __x, match_flag_type __y) |
| 919 | { |
| 920 | __x = __x | __y; |
| 921 | return __x; |
| 922 | } |
| 923 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 924 | inline _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 925 | match_flag_type& |
| 926 | operator^=(match_flag_type& __x, match_flag_type __y) |
| 927 | { |
| 928 | __x = __x ^ __y; |
| 929 | return __x; |
| 930 | } |
| 931 | |
| 932 | enum error_type |
| 933 | { |
| 934 | error_collate = 1, |
| 935 | error_ctype, |
| 936 | error_escape, |
| 937 | error_backref, |
| 938 | error_brack, |
| 939 | error_paren, |
| 940 | error_brace, |
| 941 | error_badbrace, |
| 942 | error_range, |
| 943 | error_space, |
| 944 | error_badrepeat, |
| 945 | error_complexity, |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 946 | error_stack, |
Howard Hinnant | ad2a7ab | 2010-07-27 17:24:17 +0000 | [diff] [blame] | 947 | __re_err_grammar, |
| 948 | __re_err_empty, |
| 949 | __re_err_unknown |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 950 | }; |
| 951 | |
| 952 | } // regex_constants |
| 953 | |
| 954 | class _LIBCPP_EXCEPTION_ABI regex_error |
| 955 | : public runtime_error |
| 956 | { |
| 957 | regex_constants::error_type __code_; |
| 958 | public: |
| 959 | explicit regex_error(regex_constants::error_type __ecode); |
| 960 | virtual ~regex_error() throw(); |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 961 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 962 | regex_constants::error_type code() const {return __code_;} |
| 963 | }; |
| 964 | |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 965 | template <regex_constants::error_type _Ev> |
Marshall Clow | 14c09a2 | 2016-08-25 15:09:01 +0000 | [diff] [blame] | 966 | _LIBCPP_NORETURN inline _LIBCPP_ALWAYS_INLINE |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 967 | void __throw_regex_error() |
| 968 | { |
| 969 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Marshall Clow | fc93ce7 | 2015-08-17 21:14:16 +0000 | [diff] [blame] | 970 | throw regex_error(_Ev); |
| 971 | #else |
Marshall Clow | 14c09a2 | 2016-08-25 15:09:01 +0000 | [diff] [blame] | 972 | _VSTD::abort(); |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 973 | #endif |
| 974 | } |
| 975 | |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 976 | template <class _CharT> |
Eric Fiselier | c3589a8 | 2017-01-04 23:56:00 +0000 | [diff] [blame] | 977 | struct _LIBCPP_TEMPLATE_VIS regex_traits |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 978 | { |
| 979 | public: |
| 980 | typedef _CharT char_type; |
| 981 | typedef basic_string<char_type> string_type; |
| 982 | typedef locale locale_type; |
Howard Hinnant | f409d2f | 2010-06-21 21:01:43 +0000 | [diff] [blame] | 983 | typedef ctype_base::mask char_class_type; |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 984 | |
Daniel Sanders | 7e87bc9 | 2016-02-17 13:16:31 +0000 | [diff] [blame] | 985 | #if defined(__mips__) && defined(__GLIBC__) |
| 986 | static const char_class_type __regex_word = static_cast<char_class_type>(_ISbit(15)); |
| 987 | #else |
Howard Hinnant | f409d2f | 2010-06-21 21:01:43 +0000 | [diff] [blame] | 988 | static const char_class_type __regex_word = 0x80; |
Daniel Sanders | 7e87bc9 | 2016-02-17 13:16:31 +0000 | [diff] [blame] | 989 | #endif |
| 990 | |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 991 | private: |
| 992 | locale __loc_; |
| 993 | const ctype<char_type>* __ct_; |
| 994 | const collate<char_type>* __col_; |
| 995 | |
| 996 | public: |
| 997 | regex_traits(); |
| 998 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 999 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 1000 | static size_t length(const char_type* __p) |
| 1001 | {return char_traits<char_type>::length(__p);} |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1002 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 1003 | char_type translate(char_type __c) const {return __c;} |
| 1004 | char_type translate_nocase(char_type __c) const; |
| 1005 | template <class _ForwardIterator> |
| 1006 | string_type |
| 1007 | transform(_ForwardIterator __f, _ForwardIterator __l) const; |
| 1008 | template <class _ForwardIterator> |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1009 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 1010 | string_type |
| 1011 | transform_primary( _ForwardIterator __f, _ForwardIterator __l) const |
| 1012 | {return __transform_primary(__f, __l, char_type());} |
| 1013 | template <class _ForwardIterator> |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1014 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 1015 | string_type |
| 1016 | lookup_collatename(_ForwardIterator __f, _ForwardIterator __l) const |
| 1017 | {return __lookup_collatename(__f, __l, char_type());} |
| 1018 | template <class _ForwardIterator> |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1019 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 1020 | char_class_type |
| 1021 | lookup_classname(_ForwardIterator __f, _ForwardIterator __l, |
Howard Hinnant | f409d2f | 2010-06-21 21:01:43 +0000 | [diff] [blame] | 1022 | bool __icase = false) const |
| 1023 | {return __lookup_classname(__f, __l, __icase, char_type());} |
| 1024 | bool isctype(char_type __c, char_class_type __m) const; |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1025 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | f409d2f | 2010-06-21 21:01:43 +0000 | [diff] [blame] | 1026 | int value(char_type __ch, int __radix) const |
Marshall Clow | 33ae233 | 2013-10-21 15:43:25 +0000 | [diff] [blame] | 1027 | {return __regex_traits_value(__ch, __radix);} |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 1028 | locale_type imbue(locale_type __l); |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1029 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 1030 | locale_type getloc()const {return __loc_;} |
| 1031 | |
| 1032 | private: |
| 1033 | void __init(); |
| 1034 | |
| 1035 | template <class _ForwardIterator> |
| 1036 | string_type |
| 1037 | __transform_primary(_ForwardIterator __f, _ForwardIterator __l, char) const; |
| 1038 | template <class _ForwardIterator> |
| 1039 | string_type |
| 1040 | __transform_primary(_ForwardIterator __f, _ForwardIterator __l, wchar_t) const; |
| 1041 | |
| 1042 | template <class _ForwardIterator> |
| 1043 | string_type |
| 1044 | __lookup_collatename(_ForwardIterator __f, _ForwardIterator __l, char) const; |
| 1045 | template <class _ForwardIterator> |
| 1046 | string_type |
| 1047 | __lookup_collatename(_ForwardIterator __f, _ForwardIterator __l, wchar_t) const; |
Howard Hinnant | f409d2f | 2010-06-21 21:01:43 +0000 | [diff] [blame] | 1048 | |
| 1049 | template <class _ForwardIterator> |
| 1050 | char_class_type |
| 1051 | __lookup_classname(_ForwardIterator __f, _ForwardIterator __l, |
| 1052 | bool __icase, char) const; |
| 1053 | template <class _ForwardIterator> |
| 1054 | char_class_type |
| 1055 | __lookup_classname(_ForwardIterator __f, _ForwardIterator __l, |
| 1056 | bool __icase, wchar_t) const; |
| 1057 | |
Marshall Clow | 33ae233 | 2013-10-21 15:43:25 +0000 | [diff] [blame] | 1058 | static int __regex_traits_value(unsigned char __ch, int __radix); |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1059 | _LIBCPP_INLINE_VISIBILITY |
Marshall Clow | 33ae233 | 2013-10-21 15:43:25 +0000 | [diff] [blame] | 1060 | int __regex_traits_value(char __ch, int __radix) const |
| 1061 | {return __regex_traits_value(static_cast<unsigned char>(__ch), __radix);} |
Evgeniy Stepanov | a3b25f8 | 2015-11-07 01:22:13 +0000 | [diff] [blame] | 1062 | _LIBCPP_INLINE_VISIBILITY |
Marshall Clow | 33ae233 | 2013-10-21 15:43:25 +0000 | [diff] [blame] | 1063 | int __regex_traits_value(wchar_t __ch, int __radix) const; |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 1064 | }; |
| 1065 | |
| 1066 | template <class _CharT> |
Howard Hinnant | 23fb972 | 2013-03-07 19:38:08 +0000 | [diff] [blame] | 1067 | const typename regex_traits<_CharT>::char_class_type |
| 1068 | regex_traits<_CharT>::__regex_word; |
| 1069 | |
| 1070 | template <class _CharT> |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 1071 | regex_traits<_CharT>::regex_traits() |
| 1072 | { |
| 1073 | __init(); |
| 1074 | } |
| 1075 | |
| 1076 | template <class _CharT> |
| 1077 | typename regex_traits<_CharT>::char_type |
| 1078 | regex_traits<_CharT>::translate_nocase(char_type __c) const |
| 1079 | { |
| 1080 | return __ct_->tolower(__c); |
| 1081 | } |
| 1082 | |
| 1083 | template <class _CharT> |
| 1084 | template <class _ForwardIterator> |
| 1085 | typename regex_traits<_CharT>::string_type |
| 1086 | regex_traits<_CharT>::transform(_ForwardIterator __f, _ForwardIterator __l) const |
| 1087 | { |
| 1088 | string_type __s(__f, __l); |
| 1089 | return __col_->transform(__s.data(), __s.data() + __s.size()); |
| 1090 | } |
| 1091 | |
| 1092 | template <class _CharT> |
| 1093 | void |
| 1094 | regex_traits<_CharT>::__init() |
| 1095 | { |
| 1096 | __ct_ = &use_facet<ctype<char_type> >(__loc_); |
| 1097 | __col_ = &use_facet<collate<char_type> >(__loc_); |
| 1098 | } |
| 1099 | |
| 1100 | template <class _CharT> |
| 1101 | typename regex_traits<_CharT>::locale_type |
| 1102 | regex_traits<_CharT>::imbue(locale_type __l) |
| 1103 | { |
| 1104 | locale __r = __loc_; |
| 1105 | __loc_ = __l; |
| 1106 | __init(); |
| 1107 | return __r; |
| 1108 | } |
| 1109 | |
| 1110 | // transform_primary is very FreeBSD-specific |
| 1111 | |
| 1112 | template <class _CharT> |
| 1113 | template <class _ForwardIterator> |
| 1114 | typename regex_traits<_CharT>::string_type |
| 1115 | regex_traits<_CharT>::__transform_primary(_ForwardIterator __f, |
| 1116 | _ForwardIterator __l, char) const |
| 1117 | { |
| 1118 | const string_type __s(__f, __l); |
| 1119 | string_type __d = __col_->transform(__s.data(), __s.data() + __s.size()); |
| 1120 | switch (__d.size()) |
| 1121 | { |
| 1122 | case 1: |
| 1123 | break; |
| 1124 | case 12: |
| 1125 | __d[11] = __d[3]; |
| 1126 | break; |
| 1127 | default: |
| 1128 | __d.clear(); |
| 1129 | break; |
| 1130 | } |
| 1131 | return __d; |
| 1132 | } |
| 1133 | |
| 1134 | template <class _CharT> |
| 1135 | template <class _ForwardIterator> |
| 1136 | typename regex_traits<_CharT>::string_type |
| 1137 | regex_traits<_CharT>::__transform_primary(_ForwardIterator __f, |
| 1138 | _ForwardIterator __l, wchar_t) const |
| 1139 | { |
| 1140 | const string_type __s(__f, __l); |
| 1141 | string_type __d = __col_->transform(__s.data(), __s.data() + __s.size()); |
| 1142 | switch (__d.size()) |
| 1143 | { |
| 1144 | case 1: |
| 1145 | break; |
| 1146 | case 3: |
| 1147 | __d[2] = __d[0]; |
| 1148 | break; |
| 1149 | default: |
| 1150 | __d.clear(); |
| 1151 | break; |
| 1152 | } |
| 1153 | return __d; |
| 1154 | } |
| 1155 | |
| 1156 | // lookup_collatename is very FreeBSD-specific |
| 1157 | |
Howard Hinnant | 0f678bd | 2013-08-12 18:38:34 +0000 | [diff] [blame] | 1158 | _LIBCPP_FUNC_VIS string __get_collation_name(const char* __s); |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 1159 | |
| 1160 | template <class _CharT> |
| 1161 | template <class _ForwardIterator> |
| 1162 | typename regex_traits<_CharT>::string_type |
| 1163 | regex_traits<_CharT>::__lookup_collatename(_ForwardIterator __f, |
| 1164 | _ForwardIterator __l, char) const |
| 1165 | { |
| 1166 | string_type __s(__f, __l); |
| 1167 | string_type __r; |
| 1168 | if (!__s.empty()) |
| 1169 | { |
| 1170 | __r = __get_collation_name(__s.c_str()); |
| 1171 | if (__r.empty() && __s.size() <= 2) |
| 1172 | { |
| 1173 | __r = __col_->transform(__s.data(), __s.data() + __s.size()); |
| 1174 | if (__r.size() == 1 || __r.size() == 12) |
| 1175 | __r = __s; |
| 1176 | else |
| 1177 | __r.clear(); |
| 1178 | } |
| 1179 | } |
| 1180 | return __r; |
| 1181 | } |
| 1182 | |
| 1183 | template <class _CharT> |
| 1184 | template <class _ForwardIterator> |
| 1185 | typename regex_traits<_CharT>::string_type |
| 1186 | regex_traits<_CharT>::__lookup_collatename(_ForwardIterator __f, |
| 1187 | _ForwardIterator __l, wchar_t) const |
| 1188 | { |
| 1189 | string_type __s(__f, __l); |
| 1190 | string __n; |
| 1191 | __n.reserve(__s.size()); |
| 1192 | for (typename string_type::const_iterator __i = __s.begin(), __e = __s.end(); |
| 1193 | __i != __e; ++__i) |
| 1194 | { |
| 1195 | if (static_cast<unsigned>(*__i) >= 127) |
| 1196 | return string_type(); |
| 1197 | __n.push_back(char(*__i)); |
| 1198 | } |
| 1199 | string_type __r; |
| 1200 | if (!__s.empty()) |
| 1201 | { |
| 1202 | __n = __get_collation_name(__n.c_str()); |
| 1203 | if (!__n.empty()) |
| 1204 | __r.assign(__n.begin(), __n.end()); |
| 1205 | else if (__s.size() <= 2) |
| 1206 | { |
| 1207 | __r = __col_->transform(__s.data(), __s.data() + __s.size()); |
| 1208 | if (__r.size() == 1 || __r.size() == 3) |
| 1209 | __r = __s; |
| 1210 | else |
| 1211 | __r.clear(); |
| 1212 | } |
| 1213 | } |
| 1214 | return __r; |
| 1215 | } |
| 1216 | |
Howard Hinnant | f409d2f | 2010-06-21 21:01:43 +0000 | [diff] [blame] | 1217 | // lookup_classname |
| 1218 | |
Dan Albert | 1757386 | 2014-07-29 19:23:39 +0000 | [diff] [blame] | 1219 | regex_traits<char>::char_class_type _LIBCPP_FUNC_VIS |
| 1220 | __get_classname(const char* __s, bool __icase); |
Howard Hinnant | f409d2f | 2010-06-21 21:01:43 +0000 | [diff] [blame] | 1221 | |
| 1222 | template <class _CharT> |
| 1223 | template <class _ForwardIterator> |
| 1224 | typename regex_traits<_CharT>::char_class_type |
| 1225 | regex_traits<_CharT>::__lookup_classname(_ForwardIterator __f, |
| 1226 | _ForwardIterator __l, |
| 1227 | bool __icase, char) const |
| 1228 | { |
| 1229 | string_type __s(__f, __l); |
| 1230 | __ct_->tolower(&__s[0], &__s[0] + __s.size()); |
| 1231 | return __get_classname(__s.c_str(), __icase); |
| 1232 | } |
| 1233 | |
| 1234 | template <class _CharT> |
| 1235 | template <class _ForwardIterator> |
| 1236 | typename regex_traits<_CharT>::char_class_type |
| 1237 | regex_traits<_CharT>::__lookup_classname(_ForwardIterator __f, |
| 1238 | _ForwardIterator __l, |
| 1239 | bool __icase, wchar_t) const |
| 1240 | { |
| 1241 | string_type __s(__f, __l); |
| 1242 | __ct_->tolower(&__s[0], &__s[0] + __s.size()); |
| 1243 | string __n; |
| 1244 | __n.reserve(__s.size()); |
| 1245 | for (typename string_type::const_iterator __i = __s.begin(), __e = __s.end(); |
| 1246 | __i != __e; ++__i) |
| 1247 | { |
| 1248 | if (static_cast<unsigned>(*__i) >= 127) |
| 1249 | return char_class_type(); |
| 1250 | __n.push_back(char(*__i)); |
| 1251 | } |
| 1252 | return __get_classname(__n.c_str(), __icase); |
| 1253 | } |
| 1254 | |
| 1255 | template <class _CharT> |
| 1256 | bool |
| 1257 | regex_traits<_CharT>::isctype(char_type __c, char_class_type __m) const |
| 1258 | { |
| 1259 | if (__ct_->is(__m, __c)) |
| 1260 | return true; |
| 1261 | return (__c == '_' && (__m & __regex_word)); |
| 1262 | } |
| 1263 | |
| 1264 | template <class _CharT> |
| 1265 | int |
Marshall Clow | 33ae233 | 2013-10-21 15:43:25 +0000 | [diff] [blame] | 1266 | regex_traits<_CharT>::__regex_traits_value(unsigned char __ch, int __radix) |
Howard Hinnant | f409d2f | 2010-06-21 21:01:43 +0000 | [diff] [blame] | 1267 | { |
| 1268 | if ((__ch & 0xF8u) == 0x30) // '0' <= __ch && __ch <= '7' |
| 1269 | return __ch - '0'; |
| 1270 | if (__radix != 8) |
| 1271 | { |
| 1272 | if ((__ch & 0xFEu) == 0x38) // '8' <= __ch && __ch <= '9' |
| 1273 | return __ch - '0'; |
| 1274 | if (__radix == 16) |
| 1275 | { |
| 1276 | __ch |= 0x20; // tolower |
| 1277 | if ('a' <= __ch && __ch <= 'f') |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 1278 | return __ch - ('a' - 10); |
Howard Hinnant | f409d2f | 2010-06-21 21:01:43 +0000 | [diff] [blame] | 1279 | } |
| 1280 | } |
| 1281 | return -1; |
| 1282 | } |
| 1283 | |
| 1284 | template <class _CharT> |
Evgeniy Stepanov | a3b25f8 | 2015-11-07 01:22:13 +0000 | [diff] [blame] | 1285 | inline |
Howard Hinnant | f409d2f | 2010-06-21 21:01:43 +0000 | [diff] [blame] | 1286 | int |
Marshall Clow | 33ae233 | 2013-10-21 15:43:25 +0000 | [diff] [blame] | 1287 | regex_traits<_CharT>::__regex_traits_value(wchar_t __ch, int __radix) const |
Howard Hinnant | f409d2f | 2010-06-21 21:01:43 +0000 | [diff] [blame] | 1288 | { |
Marshall Clow | 33ae233 | 2013-10-21 15:43:25 +0000 | [diff] [blame] | 1289 | return __regex_traits_value(static_cast<unsigned char>(__ct_->narrow(__ch, char_type())), __radix); |
Howard Hinnant | f409d2f | 2010-06-21 21:01:43 +0000 | [diff] [blame] | 1290 | } |
| 1291 | |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1292 | template <class _CharT> class __node; |
| 1293 | |
Eric Fiselier | c3589a8 | 2017-01-04 23:56:00 +0000 | [diff] [blame] | 1294 | template <class _BidirectionalIterator> class _LIBCPP_TEMPLATE_VIS sub_match; |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1295 | |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 1296 | template <class _BidirectionalIterator, |
| 1297 | class _Allocator = allocator<sub_match<_BidirectionalIterator> > > |
Eric Fiselier | c3589a8 | 2017-01-04 23:56:00 +0000 | [diff] [blame] | 1298 | class _LIBCPP_TEMPLATE_VIS match_results; |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 1299 | |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1300 | template <class _CharT> |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1301 | struct __state |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1302 | { |
| 1303 | enum |
| 1304 | { |
| 1305 | __end_state = -1000, |
| 1306 | __consume_input, // -999 |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1307 | __begin_marked_expr, // -998 |
| 1308 | __end_marked_expr, // -997 |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 1309 | __pop_state, // -996 |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1310 | __accept_and_consume, // -995 |
| 1311 | __accept_but_not_consume, // -994 |
| 1312 | __reject, // -993 |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1313 | __split, |
| 1314 | __repeat |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1315 | }; |
| 1316 | |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1317 | int __do_; |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1318 | const _CharT* __first_; |
| 1319 | const _CharT* __current_; |
| 1320 | const _CharT* __last_; |
| 1321 | vector<sub_match<const _CharT*> > __sub_matches_; |
| 1322 | vector<pair<size_t, const _CharT*> > __loop_data_; |
| 1323 | const __node<_CharT>* __node_; |
| 1324 | regex_constants::match_flag_type __flags_; |
Howard Hinnant | 41fb6e1 | 2011-03-26 20:02:27 +0000 | [diff] [blame] | 1325 | bool __at_first_; |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1326 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1327 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1328 | __state() |
| 1329 | : __do_(0), __first_(nullptr), __current_(nullptr), __last_(nullptr), |
| 1330 | __node_(nullptr), __flags_() {} |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1331 | }; |
| 1332 | |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1333 | // __node |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 1334 | |
| 1335 | template <class _CharT> |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1336 | class __node |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 1337 | { |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1338 | __node(const __node&); |
| 1339 | __node& operator=(const __node&); |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 1340 | public: |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 1341 | typedef _VSTD::__state<_CharT> __state; |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 1342 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1343 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1344 | __node() {} |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1345 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1346 | virtual ~__node() {} |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 1347 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1348 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1349 | virtual void __exec(__state&) const {}; |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1350 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1351 | virtual void __exec_split(bool, __state&) const {}; |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 1352 | }; |
| 1353 | |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1354 | // __end_state |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 1355 | |
| 1356 | template <class _CharT> |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1357 | class __end_state |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1358 | : public __node<_CharT> |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 1359 | { |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 1360 | public: |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 1361 | typedef _VSTD::__state<_CharT> __state; |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 1362 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1363 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1364 | __end_state() {} |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 1365 | |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1366 | virtual void __exec(__state&) const; |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 1367 | }; |
| 1368 | |
| 1369 | template <class _CharT> |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1370 | void |
| 1371 | __end_state<_CharT>::__exec(__state& __s) const |
Howard Hinnant | 0dca5fc | 2010-06-30 20:30:19 +0000 | [diff] [blame] | 1372 | { |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1373 | __s.__do_ = __state::__end_state; |
Howard Hinnant | 0dca5fc | 2010-06-30 20:30:19 +0000 | [diff] [blame] | 1374 | } |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1375 | |
| 1376 | // __has_one_state |
| 1377 | |
Howard Hinnant | 0dca5fc | 2010-06-30 20:30:19 +0000 | [diff] [blame] | 1378 | template <class _CharT> |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1379 | class __has_one_state |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1380 | : public __node<_CharT> |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 1381 | { |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1382 | __node<_CharT>* __first_; |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1383 | |
| 1384 | public: |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1385 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1386 | explicit __has_one_state(__node<_CharT>* __s) |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1387 | : __first_(__s) {} |
| 1388 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1389 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1390 | __node<_CharT>* first() const {return __first_;} |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1391 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1392 | __node<_CharT>*& first() {return __first_;} |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1393 | }; |
| 1394 | |
| 1395 | // __owns_one_state |
| 1396 | |
| 1397 | template <class _CharT> |
| 1398 | class __owns_one_state |
| 1399 | : public __has_one_state<_CharT> |
| 1400 | { |
| 1401 | typedef __has_one_state<_CharT> base; |
| 1402 | |
| 1403 | public: |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1404 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1405 | explicit __owns_one_state(__node<_CharT>* __s) |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1406 | : base(__s) {} |
| 1407 | |
| 1408 | virtual ~__owns_one_state(); |
| 1409 | }; |
| 1410 | |
| 1411 | template <class _CharT> |
| 1412 | __owns_one_state<_CharT>::~__owns_one_state() |
| 1413 | { |
| 1414 | delete this->first(); |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 1415 | } |
| 1416 | |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1417 | // __empty_state |
| 1418 | |
| 1419 | template <class _CharT> |
| 1420 | class __empty_state |
| 1421 | : public __owns_one_state<_CharT> |
| 1422 | { |
| 1423 | typedef __owns_one_state<_CharT> base; |
| 1424 | |
| 1425 | public: |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 1426 | typedef _VSTD::__state<_CharT> __state; |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1427 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1428 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1429 | explicit __empty_state(__node<_CharT>* __s) |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1430 | : base(__s) {} |
| 1431 | |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1432 | virtual void __exec(__state&) const; |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1433 | }; |
| 1434 | |
| 1435 | template <class _CharT> |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1436 | void |
| 1437 | __empty_state<_CharT>::__exec(__state& __s) const |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1438 | { |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1439 | __s.__do_ = __state::__accept_but_not_consume; |
| 1440 | __s.__node_ = this->first(); |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1441 | } |
| 1442 | |
| 1443 | // __empty_non_own_state |
| 1444 | |
| 1445 | template <class _CharT> |
| 1446 | class __empty_non_own_state |
| 1447 | : public __has_one_state<_CharT> |
| 1448 | { |
| 1449 | typedef __has_one_state<_CharT> base; |
| 1450 | |
| 1451 | public: |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 1452 | typedef _VSTD::__state<_CharT> __state; |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1453 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1454 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1455 | explicit __empty_non_own_state(__node<_CharT>* __s) |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1456 | : base(__s) {} |
| 1457 | |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1458 | virtual void __exec(__state&) const; |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1459 | }; |
| 1460 | |
| 1461 | template <class _CharT> |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1462 | void |
| 1463 | __empty_non_own_state<_CharT>::__exec(__state& __s) const |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1464 | { |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1465 | __s.__do_ = __state::__accept_but_not_consume; |
| 1466 | __s.__node_ = this->first(); |
| 1467 | } |
| 1468 | |
| 1469 | // __repeat_one_loop |
| 1470 | |
| 1471 | template <class _CharT> |
| 1472 | class __repeat_one_loop |
| 1473 | : public __has_one_state<_CharT> |
| 1474 | { |
| 1475 | typedef __has_one_state<_CharT> base; |
| 1476 | |
| 1477 | public: |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 1478 | typedef _VSTD::__state<_CharT> __state; |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1479 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1480 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1481 | explicit __repeat_one_loop(__node<_CharT>* __s) |
| 1482 | : base(__s) {} |
| 1483 | |
| 1484 | virtual void __exec(__state&) const; |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1485 | }; |
| 1486 | |
| 1487 | template <class _CharT> |
| 1488 | void |
| 1489 | __repeat_one_loop<_CharT>::__exec(__state& __s) const |
| 1490 | { |
| 1491 | __s.__do_ = __state::__repeat; |
| 1492 | __s.__node_ = this->first(); |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1493 | } |
| 1494 | |
| 1495 | // __owns_two_states |
| 1496 | |
| 1497 | template <class _CharT> |
| 1498 | class __owns_two_states |
| 1499 | : public __owns_one_state<_CharT> |
| 1500 | { |
| 1501 | typedef __owns_one_state<_CharT> base; |
| 1502 | |
| 1503 | base* __second_; |
| 1504 | |
| 1505 | public: |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1506 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1507 | explicit __owns_two_states(__node<_CharT>* __s1, base* __s2) |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1508 | : base(__s1), __second_(__s2) {} |
| 1509 | |
| 1510 | virtual ~__owns_two_states(); |
| 1511 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1512 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1513 | base* second() const {return __second_;} |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1514 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1515 | base*& second() {return __second_;} |
| 1516 | }; |
| 1517 | |
| 1518 | template <class _CharT> |
| 1519 | __owns_two_states<_CharT>::~__owns_two_states() |
| 1520 | { |
| 1521 | delete __second_; |
| 1522 | } |
| 1523 | |
| 1524 | // __loop |
| 1525 | |
| 1526 | template <class _CharT> |
| 1527 | class __loop |
| 1528 | : public __owns_two_states<_CharT> |
| 1529 | { |
| 1530 | typedef __owns_two_states<_CharT> base; |
| 1531 | |
| 1532 | size_t __min_; |
| 1533 | size_t __max_; |
| 1534 | unsigned __loop_id_; |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1535 | unsigned __mexp_begin_; |
| 1536 | unsigned __mexp_end_; |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1537 | bool __greedy_; |
| 1538 | |
| 1539 | public: |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 1540 | typedef _VSTD::__state<_CharT> __state; |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1541 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1542 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1543 | explicit __loop(unsigned __loop_id, |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1544 | __node<_CharT>* __s1, __owns_one_state<_CharT>* __s2, |
| 1545 | unsigned __mexp_begin, unsigned __mexp_end, |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1546 | bool __greedy = true, |
| 1547 | size_t __min = 0, |
| 1548 | size_t __max = numeric_limits<size_t>::max()) |
| 1549 | : base(__s1, __s2), __min_(__min), __max_(__max), __loop_id_(__loop_id), |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1550 | __mexp_begin_(__mexp_begin), __mexp_end_(__mexp_end), |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1551 | __greedy_(__greedy) {} |
| 1552 | |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1553 | virtual void __exec(__state& __s) const; |
| 1554 | virtual void __exec_split(bool __second, __state& __s) const; |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 1555 | |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1556 | private: |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1557 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1558 | void __init_repeat(__state& __s) const |
| 1559 | { |
| 1560 | __s.__loop_data_[__loop_id_].second = __s.__current_; |
| 1561 | for (size_t __i = __mexp_begin_-1; __i != __mexp_end_-1; ++__i) |
| 1562 | { |
| 1563 | __s.__sub_matches_[__i].first = __s.__last_; |
| 1564 | __s.__sub_matches_[__i].second = __s.__last_; |
| 1565 | __s.__sub_matches_[__i].matched = false; |
| 1566 | } |
| 1567 | } |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1568 | }; |
| 1569 | |
| 1570 | template <class _CharT> |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1571 | void |
| 1572 | __loop<_CharT>::__exec(__state& __s) const |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1573 | { |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1574 | if (__s.__do_ == __state::__repeat) |
| 1575 | { |
| 1576 | bool __do_repeat = ++__s.__loop_data_[__loop_id_].first < __max_; |
| 1577 | bool __do_alt = __s.__loop_data_[__loop_id_].first >= __min_; |
| 1578 | if (__do_repeat && __do_alt && |
| 1579 | __s.__loop_data_[__loop_id_].second == __s.__current_) |
| 1580 | __do_repeat = false; |
| 1581 | if (__do_repeat && __do_alt) |
| 1582 | __s.__do_ = __state::__split; |
| 1583 | else if (__do_repeat) |
| 1584 | { |
| 1585 | __s.__do_ = __state::__accept_but_not_consume; |
| 1586 | __s.__node_ = this->first(); |
| 1587 | __init_repeat(__s); |
| 1588 | } |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1589 | else |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1590 | { |
| 1591 | __s.__do_ = __state::__accept_but_not_consume; |
| 1592 | __s.__node_ = this->second(); |
| 1593 | } |
| 1594 | } |
| 1595 | else |
| 1596 | { |
Howard Hinnant | ad2a7ab | 2010-07-27 17:24:17 +0000 | [diff] [blame] | 1597 | __s.__loop_data_[__loop_id_].first = 0; |
| 1598 | bool __do_repeat = 0 < __max_; |
| 1599 | bool __do_alt = 0 >= __min_; |
| 1600 | if (__do_repeat && __do_alt) |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1601 | __s.__do_ = __state::__split; |
Howard Hinnant | ad2a7ab | 2010-07-27 17:24:17 +0000 | [diff] [blame] | 1602 | else if (__do_repeat) |
| 1603 | { |
| 1604 | __s.__do_ = __state::__accept_but_not_consume; |
| 1605 | __s.__node_ = this->first(); |
| 1606 | __init_repeat(__s); |
| 1607 | } |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1608 | else |
| 1609 | { |
| 1610 | __s.__do_ = __state::__accept_but_not_consume; |
| 1611 | __s.__node_ = this->second(); |
| 1612 | } |
| 1613 | } |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1614 | } |
| 1615 | |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1616 | template <class _CharT> |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1617 | void |
| 1618 | __loop<_CharT>::__exec_split(bool __second, __state& __s) const |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1619 | { |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1620 | __s.__do_ = __state::__accept_but_not_consume; |
| 1621 | if (__greedy_ != __second) |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 1622 | { |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1623 | __s.__node_ = this->first(); |
| 1624 | __init_repeat(__s); |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 1625 | } |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1626 | else |
| 1627 | __s.__node_ = this->second(); |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1628 | } |
| 1629 | |
Howard Hinnant | aa69808 | 2010-07-16 19:08:36 +0000 | [diff] [blame] | 1630 | // __alternate |
| 1631 | |
| 1632 | template <class _CharT> |
| 1633 | class __alternate |
| 1634 | : public __owns_two_states<_CharT> |
| 1635 | { |
| 1636 | typedef __owns_two_states<_CharT> base; |
| 1637 | |
| 1638 | public: |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 1639 | typedef _VSTD::__state<_CharT> __state; |
Howard Hinnant | aa69808 | 2010-07-16 19:08:36 +0000 | [diff] [blame] | 1640 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1641 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | aa69808 | 2010-07-16 19:08:36 +0000 | [diff] [blame] | 1642 | explicit __alternate(__owns_one_state<_CharT>* __s1, |
| 1643 | __owns_one_state<_CharT>* __s2) |
| 1644 | : base(__s1, __s2) {} |
| 1645 | |
| 1646 | virtual void __exec(__state& __s) const; |
| 1647 | virtual void __exec_split(bool __second, __state& __s) const; |
Howard Hinnant | aa69808 | 2010-07-16 19:08:36 +0000 | [diff] [blame] | 1648 | }; |
| 1649 | |
| 1650 | template <class _CharT> |
| 1651 | void |
| 1652 | __alternate<_CharT>::__exec(__state& __s) const |
| 1653 | { |
| 1654 | __s.__do_ = __state::__split; |
| 1655 | } |
| 1656 | |
| 1657 | template <class _CharT> |
| 1658 | void |
| 1659 | __alternate<_CharT>::__exec_split(bool __second, __state& __s) const |
| 1660 | { |
| 1661 | __s.__do_ = __state::__accept_but_not_consume; |
Howard Hinnant | 1371b2e | 2010-07-22 14:12:20 +0000 | [diff] [blame] | 1662 | if (__second) |
Howard Hinnant | aa69808 | 2010-07-16 19:08:36 +0000 | [diff] [blame] | 1663 | __s.__node_ = this->second(); |
Howard Hinnant | 1371b2e | 2010-07-22 14:12:20 +0000 | [diff] [blame] | 1664 | else |
| 1665 | __s.__node_ = this->first(); |
Howard Hinnant | aa69808 | 2010-07-16 19:08:36 +0000 | [diff] [blame] | 1666 | } |
| 1667 | |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1668 | // __begin_marked_subexpression |
| 1669 | |
| 1670 | template <class _CharT> |
| 1671 | class __begin_marked_subexpression |
| 1672 | : public __owns_one_state<_CharT> |
| 1673 | { |
| 1674 | typedef __owns_one_state<_CharT> base; |
| 1675 | |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 1676 | unsigned __mexp_; |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1677 | public: |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 1678 | typedef _VSTD::__state<_CharT> __state; |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1679 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1680 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1681 | explicit __begin_marked_subexpression(unsigned __mexp, __node<_CharT>* __s) |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 1682 | : base(__s), __mexp_(__mexp) {} |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1683 | |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1684 | virtual void __exec(__state&) const; |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1685 | }; |
| 1686 | |
| 1687 | template <class _CharT> |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1688 | void |
| 1689 | __begin_marked_subexpression<_CharT>::__exec(__state& __s) const |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1690 | { |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1691 | __s.__do_ = __state::__accept_but_not_consume; |
| 1692 | __s.__sub_matches_[__mexp_-1].first = __s.__current_; |
| 1693 | __s.__node_ = this->first(); |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1694 | } |
| 1695 | |
| 1696 | // __end_marked_subexpression |
| 1697 | |
| 1698 | template <class _CharT> |
| 1699 | class __end_marked_subexpression |
| 1700 | : public __owns_one_state<_CharT> |
| 1701 | { |
| 1702 | typedef __owns_one_state<_CharT> base; |
| 1703 | |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 1704 | unsigned __mexp_; |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1705 | public: |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 1706 | typedef _VSTD::__state<_CharT> __state; |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1707 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1708 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1709 | explicit __end_marked_subexpression(unsigned __mexp, __node<_CharT>* __s) |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 1710 | : base(__s), __mexp_(__mexp) {} |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1711 | |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1712 | virtual void __exec(__state&) const; |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1713 | }; |
| 1714 | |
| 1715 | template <class _CharT> |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1716 | void |
| 1717 | __end_marked_subexpression<_CharT>::__exec(__state& __s) const |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1718 | { |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 1719 | __s.__do_ = __state::__accept_but_not_consume; |
| 1720 | __s.__sub_matches_[__mexp_-1].second = __s.__current_; |
| 1721 | __s.__sub_matches_[__mexp_-1].matched = true; |
| 1722 | __s.__node_ = this->first(); |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1723 | } |
| 1724 | |
Howard Hinnant | cba352d | 2010-07-12 18:16:05 +0000 | [diff] [blame] | 1725 | // __back_ref |
| 1726 | |
| 1727 | template <class _CharT> |
| 1728 | class __back_ref |
| 1729 | : public __owns_one_state<_CharT> |
| 1730 | { |
| 1731 | typedef __owns_one_state<_CharT> base; |
| 1732 | |
| 1733 | unsigned __mexp_; |
| 1734 | public: |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 1735 | typedef _VSTD::__state<_CharT> __state; |
Howard Hinnant | cba352d | 2010-07-12 18:16:05 +0000 | [diff] [blame] | 1736 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1737 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | cba352d | 2010-07-12 18:16:05 +0000 | [diff] [blame] | 1738 | explicit __back_ref(unsigned __mexp, __node<_CharT>* __s) |
| 1739 | : base(__s), __mexp_(__mexp) {} |
| 1740 | |
| 1741 | virtual void __exec(__state&) const; |
Howard Hinnant | cba352d | 2010-07-12 18:16:05 +0000 | [diff] [blame] | 1742 | }; |
| 1743 | |
| 1744 | template <class _CharT> |
| 1745 | void |
| 1746 | __back_ref<_CharT>::__exec(__state& __s) const |
| 1747 | { |
Marshall Clow | 70e8f59 | 2015-08-24 15:57:09 +0000 | [diff] [blame] | 1748 | if (__mexp_ > __s.__sub_matches_.size()) |
| 1749 | __throw_regex_error<regex_constants::error_backref>(); |
Howard Hinnant | cba352d | 2010-07-12 18:16:05 +0000 | [diff] [blame] | 1750 | sub_match<const _CharT*>& __sm = __s.__sub_matches_[__mexp_-1]; |
| 1751 | if (__sm.matched) |
| 1752 | { |
| 1753 | ptrdiff_t __len = __sm.second - __sm.first; |
| 1754 | if (__s.__last_ - __s.__current_ >= __len && |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 1755 | _VSTD::equal(__sm.first, __sm.second, __s.__current_)) |
Howard Hinnant | cba352d | 2010-07-12 18:16:05 +0000 | [diff] [blame] | 1756 | { |
| 1757 | __s.__do_ = __state::__accept_but_not_consume; |
| 1758 | __s.__current_ += __len; |
| 1759 | __s.__node_ = this->first(); |
| 1760 | } |
| 1761 | else |
| 1762 | { |
| 1763 | __s.__do_ = __state::__reject; |
| 1764 | __s.__node_ = nullptr; |
| 1765 | } |
| 1766 | } |
| 1767 | else |
| 1768 | { |
| 1769 | __s.__do_ = __state::__reject; |
| 1770 | __s.__node_ = nullptr; |
| 1771 | } |
| 1772 | } |
| 1773 | |
Howard Hinnant | e34f17d | 2010-07-12 19:11:27 +0000 | [diff] [blame] | 1774 | // __back_ref_icase |
| 1775 | |
| 1776 | template <class _CharT, class _Traits> |
| 1777 | class __back_ref_icase |
| 1778 | : public __owns_one_state<_CharT> |
| 1779 | { |
| 1780 | typedef __owns_one_state<_CharT> base; |
| 1781 | |
| 1782 | _Traits __traits_; |
| 1783 | unsigned __mexp_; |
| 1784 | public: |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 1785 | typedef _VSTD::__state<_CharT> __state; |
Howard Hinnant | e34f17d | 2010-07-12 19:11:27 +0000 | [diff] [blame] | 1786 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1787 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | e34f17d | 2010-07-12 19:11:27 +0000 | [diff] [blame] | 1788 | explicit __back_ref_icase(const _Traits& __traits, unsigned __mexp, |
| 1789 | __node<_CharT>* __s) |
| 1790 | : base(__s), __traits_(__traits), __mexp_(__mexp) {} |
| 1791 | |
| 1792 | virtual void __exec(__state&) const; |
Howard Hinnant | e34f17d | 2010-07-12 19:11:27 +0000 | [diff] [blame] | 1793 | }; |
| 1794 | |
| 1795 | template <class _CharT, class _Traits> |
| 1796 | void |
| 1797 | __back_ref_icase<_CharT, _Traits>::__exec(__state& __s) const |
| 1798 | { |
| 1799 | sub_match<const _CharT*>& __sm = __s.__sub_matches_[__mexp_-1]; |
| 1800 | if (__sm.matched) |
| 1801 | { |
| 1802 | ptrdiff_t __len = __sm.second - __sm.first; |
| 1803 | if (__s.__last_ - __s.__current_ >= __len) |
| 1804 | { |
| 1805 | for (ptrdiff_t __i = 0; __i < __len; ++__i) |
| 1806 | { |
| 1807 | if (__traits_.translate_nocase(__sm.first[__i]) != |
| 1808 | __traits_.translate_nocase(__s.__current_[__i])) |
| 1809 | goto __not_equal; |
| 1810 | } |
| 1811 | __s.__do_ = __state::__accept_but_not_consume; |
| 1812 | __s.__current_ += __len; |
| 1813 | __s.__node_ = this->first(); |
| 1814 | } |
| 1815 | else |
| 1816 | { |
| 1817 | __s.__do_ = __state::__reject; |
| 1818 | __s.__node_ = nullptr; |
| 1819 | } |
| 1820 | } |
| 1821 | else |
| 1822 | { |
| 1823 | __not_equal: |
| 1824 | __s.__do_ = __state::__reject; |
| 1825 | __s.__node_ = nullptr; |
| 1826 | } |
| 1827 | } |
| 1828 | |
| 1829 | // __back_ref_collate |
| 1830 | |
| 1831 | template <class _CharT, class _Traits> |
| 1832 | class __back_ref_collate |
| 1833 | : public __owns_one_state<_CharT> |
| 1834 | { |
| 1835 | typedef __owns_one_state<_CharT> base; |
| 1836 | |
| 1837 | _Traits __traits_; |
| 1838 | unsigned __mexp_; |
| 1839 | public: |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 1840 | typedef _VSTD::__state<_CharT> __state; |
Howard Hinnant | e34f17d | 2010-07-12 19:11:27 +0000 | [diff] [blame] | 1841 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1842 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | e34f17d | 2010-07-12 19:11:27 +0000 | [diff] [blame] | 1843 | explicit __back_ref_collate(const _Traits& __traits, unsigned __mexp, |
| 1844 | __node<_CharT>* __s) |
| 1845 | : base(__s), __traits_(__traits), __mexp_(__mexp) {} |
| 1846 | |
| 1847 | virtual void __exec(__state&) const; |
Howard Hinnant | e34f17d | 2010-07-12 19:11:27 +0000 | [diff] [blame] | 1848 | }; |
| 1849 | |
| 1850 | template <class _CharT, class _Traits> |
| 1851 | void |
| 1852 | __back_ref_collate<_CharT, _Traits>::__exec(__state& __s) const |
| 1853 | { |
| 1854 | sub_match<const _CharT*>& __sm = __s.__sub_matches_[__mexp_-1]; |
| 1855 | if (__sm.matched) |
| 1856 | { |
| 1857 | ptrdiff_t __len = __sm.second - __sm.first; |
| 1858 | if (__s.__last_ - __s.__current_ >= __len) |
| 1859 | { |
| 1860 | for (ptrdiff_t __i = 0; __i < __len; ++__i) |
| 1861 | { |
| 1862 | if (__traits_.translate(__sm.first[__i]) != |
| 1863 | __traits_.translate(__s.__current_[__i])) |
| 1864 | goto __not_equal; |
| 1865 | } |
| 1866 | __s.__do_ = __state::__accept_but_not_consume; |
| 1867 | __s.__current_ += __len; |
| 1868 | __s.__node_ = this->first(); |
| 1869 | } |
| 1870 | else |
| 1871 | { |
| 1872 | __s.__do_ = __state::__reject; |
| 1873 | __s.__node_ = nullptr; |
| 1874 | } |
| 1875 | } |
| 1876 | else |
| 1877 | { |
| 1878 | __not_equal: |
| 1879 | __s.__do_ = __state::__reject; |
| 1880 | __s.__node_ = nullptr; |
| 1881 | } |
| 1882 | } |
| 1883 | |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 1884 | // __word_boundary |
| 1885 | |
| 1886 | template <class _CharT, class _Traits> |
| 1887 | class __word_boundary |
| 1888 | : public __owns_one_state<_CharT> |
| 1889 | { |
| 1890 | typedef __owns_one_state<_CharT> base; |
| 1891 | |
| 1892 | _Traits __traits_; |
| 1893 | bool __invert_; |
| 1894 | public: |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 1895 | typedef _VSTD::__state<_CharT> __state; |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 1896 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 1897 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 1898 | explicit __word_boundary(const _Traits& __traits, bool __invert, |
| 1899 | __node<_CharT>* __s) |
| 1900 | : base(__s), __traits_(__traits), __invert_(__invert) {} |
| 1901 | |
| 1902 | virtual void __exec(__state&) const; |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 1903 | }; |
| 1904 | |
| 1905 | template <class _CharT, class _Traits> |
| 1906 | void |
| 1907 | __word_boundary<_CharT, _Traits>::__exec(__state& __s) const |
| 1908 | { |
| 1909 | bool __is_word_b = false; |
| 1910 | if (__s.__first_ != __s.__last_) |
| 1911 | { |
| 1912 | if (__s.__current_ == __s.__last_) |
| 1913 | { |
| 1914 | if (!(__s.__flags_ & regex_constants::match_not_eow)) |
| 1915 | { |
| 1916 | _CharT __c = __s.__current_[-1]; |
| 1917 | __is_word_b = __c == '_' || |
| 1918 | __traits_.isctype(__c, ctype_base::alnum); |
| 1919 | } |
| 1920 | } |
Howard Hinnant | f3dcca0 | 2010-07-29 15:17:28 +0000 | [diff] [blame] | 1921 | else if (__s.__current_ == __s.__first_ && |
| 1922 | !(__s.__flags_ & regex_constants::match_prev_avail)) |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 1923 | { |
| 1924 | if (!(__s.__flags_ & regex_constants::match_not_bow)) |
| 1925 | { |
| 1926 | _CharT __c = *__s.__current_; |
| 1927 | __is_word_b = __c == '_' || |
| 1928 | __traits_.isctype(__c, ctype_base::alnum); |
| 1929 | } |
| 1930 | } |
| 1931 | else |
| 1932 | { |
| 1933 | _CharT __c1 = __s.__current_[-1]; |
| 1934 | _CharT __c2 = *__s.__current_; |
| 1935 | bool __is_c1_b = __c1 == '_' || |
| 1936 | __traits_.isctype(__c1, ctype_base::alnum); |
| 1937 | bool __is_c2_b = __c2 == '_' || |
| 1938 | __traits_.isctype(__c2, ctype_base::alnum); |
| 1939 | __is_word_b = __is_c1_b != __is_c2_b; |
| 1940 | } |
| 1941 | } |
| 1942 | if (__is_word_b != __invert_) |
| 1943 | { |
| 1944 | __s.__do_ = __state::__accept_but_not_consume; |
| 1945 | __s.__node_ = this->first(); |
| 1946 | } |
| 1947 | else |
| 1948 | { |
| 1949 | __s.__do_ = __state::__reject; |
| 1950 | __s.__node_ = nullptr; |
| 1951 | } |
| 1952 | } |
| 1953 | |
Howard Hinnant | 41fb6e1 | 2011-03-26 20:02:27 +0000 | [diff] [blame] | 1954 | // __l_anchor |
| 1955 | |
| 1956 | template <class _CharT> |
| 1957 | class __l_anchor |
| 1958 | : public __owns_one_state<_CharT> |
| 1959 | { |
| 1960 | typedef __owns_one_state<_CharT> base; |
| 1961 | |
| 1962 | public: |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 1963 | typedef _VSTD::__state<_CharT> __state; |
Howard Hinnant | 41fb6e1 | 2011-03-26 20:02:27 +0000 | [diff] [blame] | 1964 | |
| 1965 | _LIBCPP_INLINE_VISIBILITY |
| 1966 | __l_anchor(__node<_CharT>* __s) |
| 1967 | : base(__s) {} |
| 1968 | |
| 1969 | virtual void __exec(__state&) const; |
| 1970 | }; |
| 1971 | |
| 1972 | template <class _CharT> |
| 1973 | void |
| 1974 | __l_anchor<_CharT>::__exec(__state& __s) const |
| 1975 | { |
Marshall Clow | 64befb5 | 2015-03-19 17:05:59 +0000 | [diff] [blame] | 1976 | if (__s.__at_first_ && __s.__current_ == __s.__first_ && |
| 1977 | !(__s.__flags_ & regex_constants::match_not_bol)) |
Howard Hinnant | 41fb6e1 | 2011-03-26 20:02:27 +0000 | [diff] [blame] | 1978 | { |
| 1979 | __s.__do_ = __state::__accept_but_not_consume; |
| 1980 | __s.__node_ = this->first(); |
| 1981 | } |
| 1982 | else |
| 1983 | { |
| 1984 | __s.__do_ = __state::__reject; |
| 1985 | __s.__node_ = nullptr; |
| 1986 | } |
| 1987 | } |
| 1988 | |
Howard Hinnant | 37f9f9c | 2010-07-09 00:15:26 +0000 | [diff] [blame] | 1989 | // __r_anchor |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1990 | |
| 1991 | template <class _CharT> |
Howard Hinnant | 37f9f9c | 2010-07-09 00:15:26 +0000 | [diff] [blame] | 1992 | class __r_anchor |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1993 | : public __owns_one_state<_CharT> |
| 1994 | { |
| 1995 | typedef __owns_one_state<_CharT> base; |
| 1996 | |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1997 | public: |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 1998 | typedef _VSTD::__state<_CharT> __state; |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 1999 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2000 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 2001 | __r_anchor(__node<_CharT>* __s) |
Howard Hinnant | 37f9f9c | 2010-07-09 00:15:26 +0000 | [diff] [blame] | 2002 | : base(__s) {} |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 2003 | |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 2004 | virtual void __exec(__state&) const; |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 2005 | }; |
| 2006 | |
| 2007 | template <class _CharT> |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 2008 | void |
| 2009 | __r_anchor<_CharT>::__exec(__state& __s) const |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 2010 | { |
Marshall Clow | 64befb5 | 2015-03-19 17:05:59 +0000 | [diff] [blame] | 2011 | if (__s.__current_ == __s.__last_ && |
| 2012 | !(__s.__flags_ & regex_constants::match_not_eol)) |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 2013 | { |
| 2014 | __s.__do_ = __state::__accept_but_not_consume; |
| 2015 | __s.__node_ = this->first(); |
| 2016 | } |
| 2017 | else |
| 2018 | { |
| 2019 | __s.__do_ = __state::__reject; |
| 2020 | __s.__node_ = nullptr; |
| 2021 | } |
| 2022 | } |
| 2023 | |
| 2024 | // __match_any |
| 2025 | |
| 2026 | template <class _CharT> |
| 2027 | class __match_any |
| 2028 | : public __owns_one_state<_CharT> |
| 2029 | { |
| 2030 | typedef __owns_one_state<_CharT> base; |
| 2031 | |
| 2032 | public: |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 2033 | typedef _VSTD::__state<_CharT> __state; |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 2034 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2035 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 2036 | __match_any(__node<_CharT>* __s) |
| 2037 | : base(__s) {} |
| 2038 | |
| 2039 | virtual void __exec(__state&) const; |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 2040 | }; |
| 2041 | |
| 2042 | template <class _CharT> |
| 2043 | void |
| 2044 | __match_any<_CharT>::__exec(__state& __s) const |
| 2045 | { |
| 2046 | if (__s.__current_ != __s.__last_ && *__s.__current_ != 0) |
| 2047 | { |
| 2048 | __s.__do_ = __state::__accept_and_consume; |
| 2049 | ++__s.__current_; |
| 2050 | __s.__node_ = this->first(); |
| 2051 | } |
| 2052 | else |
| 2053 | { |
| 2054 | __s.__do_ = __state::__reject; |
| 2055 | __s.__node_ = nullptr; |
| 2056 | } |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 2057 | } |
| 2058 | |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 2059 | // __match_any_but_newline |
| 2060 | |
| 2061 | template <class _CharT> |
| 2062 | class __match_any_but_newline |
| 2063 | : public __owns_one_state<_CharT> |
| 2064 | { |
| 2065 | typedef __owns_one_state<_CharT> base; |
| 2066 | |
| 2067 | public: |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 2068 | typedef _VSTD::__state<_CharT> __state; |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 2069 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2070 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 2071 | __match_any_but_newline(__node<_CharT>* __s) |
| 2072 | : base(__s) {} |
| 2073 | |
| 2074 | virtual void __exec(__state&) const; |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 2075 | }; |
| 2076 | |
Howard Hinnant | 0f678bd | 2013-08-12 18:38:34 +0000 | [diff] [blame] | 2077 | template <> _LIBCPP_FUNC_VIS void __match_any_but_newline<char>::__exec(__state&) const; |
| 2078 | template <> _LIBCPP_FUNC_VIS void __match_any_but_newline<wchar_t>::__exec(__state&) const; |
| 2079 | |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 2080 | // __match_char |
| 2081 | |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 2082 | template <class _CharT> |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 2083 | class __match_char |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 2084 | : public __owns_one_state<_CharT> |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 2085 | { |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 2086 | typedef __owns_one_state<_CharT> base; |
| 2087 | |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 2088 | _CharT __c_; |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 2089 | |
| 2090 | __match_char(const __match_char&); |
| 2091 | __match_char& operator=(const __match_char&); |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 2092 | public: |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 2093 | typedef _VSTD::__state<_CharT> __state; |
Howard Hinnant | 0dca5fc | 2010-06-30 20:30:19 +0000 | [diff] [blame] | 2094 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2095 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 2096 | __match_char(_CharT __c, __node<_CharT>* __s) |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 2097 | : base(__s), __c_(__c) {} |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 2098 | |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 2099 | virtual void __exec(__state&) const; |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 2100 | }; |
| 2101 | |
Howard Hinnant | 0dca5fc | 2010-06-30 20:30:19 +0000 | [diff] [blame] | 2102 | template <class _CharT> |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 2103 | void |
| 2104 | __match_char<_CharT>::__exec(__state& __s) const |
Howard Hinnant | 0dca5fc | 2010-06-30 20:30:19 +0000 | [diff] [blame] | 2105 | { |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 2106 | if (__s.__current_ != __s.__last_ && *__s.__current_ == __c_) |
| 2107 | { |
| 2108 | __s.__do_ = __state::__accept_and_consume; |
| 2109 | ++__s.__current_; |
| 2110 | __s.__node_ = this->first(); |
| 2111 | } |
| 2112 | else |
| 2113 | { |
| 2114 | __s.__do_ = __state::__reject; |
| 2115 | __s.__node_ = nullptr; |
| 2116 | } |
Howard Hinnant | 0dca5fc | 2010-06-30 20:30:19 +0000 | [diff] [blame] | 2117 | } |
Howard Hinnant | 0dca5fc | 2010-06-30 20:30:19 +0000 | [diff] [blame] | 2118 | |
Howard Hinnant | e34f17d | 2010-07-12 19:11:27 +0000 | [diff] [blame] | 2119 | // __match_char_icase |
| 2120 | |
| 2121 | template <class _CharT, class _Traits> |
| 2122 | class __match_char_icase |
| 2123 | : public __owns_one_state<_CharT> |
| 2124 | { |
| 2125 | typedef __owns_one_state<_CharT> base; |
| 2126 | |
| 2127 | _Traits __traits_; |
| 2128 | _CharT __c_; |
| 2129 | |
| 2130 | __match_char_icase(const __match_char_icase&); |
| 2131 | __match_char_icase& operator=(const __match_char_icase&); |
| 2132 | public: |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 2133 | typedef _VSTD::__state<_CharT> __state; |
Howard Hinnant | e34f17d | 2010-07-12 19:11:27 +0000 | [diff] [blame] | 2134 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2135 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | e34f17d | 2010-07-12 19:11:27 +0000 | [diff] [blame] | 2136 | __match_char_icase(const _Traits& __traits, _CharT __c, __node<_CharT>* __s) |
| 2137 | : base(__s), __traits_(__traits), __c_(__traits.translate_nocase(__c)) {} |
| 2138 | |
| 2139 | virtual void __exec(__state&) const; |
Howard Hinnant | e34f17d | 2010-07-12 19:11:27 +0000 | [diff] [blame] | 2140 | }; |
| 2141 | |
| 2142 | template <class _CharT, class _Traits> |
| 2143 | void |
| 2144 | __match_char_icase<_CharT, _Traits>::__exec(__state& __s) const |
| 2145 | { |
| 2146 | if (__s.__current_ != __s.__last_ && |
| 2147 | __traits_.translate_nocase(*__s.__current_) == __c_) |
| 2148 | { |
| 2149 | __s.__do_ = __state::__accept_and_consume; |
| 2150 | ++__s.__current_; |
| 2151 | __s.__node_ = this->first(); |
| 2152 | } |
| 2153 | else |
| 2154 | { |
| 2155 | __s.__do_ = __state::__reject; |
| 2156 | __s.__node_ = nullptr; |
| 2157 | } |
| 2158 | } |
| 2159 | |
| 2160 | // __match_char_collate |
| 2161 | |
| 2162 | template <class _CharT, class _Traits> |
| 2163 | class __match_char_collate |
| 2164 | : public __owns_one_state<_CharT> |
| 2165 | { |
| 2166 | typedef __owns_one_state<_CharT> base; |
| 2167 | |
| 2168 | _Traits __traits_; |
| 2169 | _CharT __c_; |
| 2170 | |
| 2171 | __match_char_collate(const __match_char_collate&); |
| 2172 | __match_char_collate& operator=(const __match_char_collate&); |
| 2173 | public: |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 2174 | typedef _VSTD::__state<_CharT> __state; |
Howard Hinnant | e34f17d | 2010-07-12 19:11:27 +0000 | [diff] [blame] | 2175 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2176 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | e34f17d | 2010-07-12 19:11:27 +0000 | [diff] [blame] | 2177 | __match_char_collate(const _Traits& __traits, _CharT __c, __node<_CharT>* __s) |
| 2178 | : base(__s), __traits_(__traits), __c_(__traits.translate(__c)) {} |
| 2179 | |
| 2180 | virtual void __exec(__state&) const; |
Howard Hinnant | e34f17d | 2010-07-12 19:11:27 +0000 | [diff] [blame] | 2181 | }; |
| 2182 | |
| 2183 | template <class _CharT, class _Traits> |
| 2184 | void |
| 2185 | __match_char_collate<_CharT, _Traits>::__exec(__state& __s) const |
| 2186 | { |
| 2187 | if (__s.__current_ != __s.__last_ && |
| 2188 | __traits_.translate(*__s.__current_) == __c_) |
| 2189 | { |
| 2190 | __s.__do_ = __state::__accept_and_consume; |
| 2191 | ++__s.__current_; |
| 2192 | __s.__node_ = this->first(); |
| 2193 | } |
| 2194 | else |
| 2195 | { |
| 2196 | __s.__do_ = __state::__reject; |
| 2197 | __s.__node_ = nullptr; |
| 2198 | } |
| 2199 | } |
| 2200 | |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2201 | // __bracket_expression |
| 2202 | |
| 2203 | template <class _CharT, class _Traits> |
| 2204 | class __bracket_expression |
| 2205 | : public __owns_one_state<_CharT> |
| 2206 | { |
| 2207 | typedef __owns_one_state<_CharT> base; |
| 2208 | typedef typename _Traits::string_type string_type; |
| 2209 | |
| 2210 | _Traits __traits_; |
| 2211 | vector<_CharT> __chars_; |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 2212 | vector<_CharT> __neg_chars_; |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2213 | vector<pair<string_type, string_type> > __ranges_; |
| 2214 | vector<pair<_CharT, _CharT> > __digraphs_; |
| 2215 | vector<string_type> __equivalences_; |
Dan Albert | 1757386 | 2014-07-29 19:23:39 +0000 | [diff] [blame] | 2216 | typename regex_traits<_CharT>::char_class_type __mask_; |
| 2217 | typename regex_traits<_CharT>::char_class_type __neg_mask_; |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2218 | bool __negate_; |
| 2219 | bool __icase_; |
| 2220 | bool __collate_; |
Howard Hinnant | 68025ed | 2010-07-14 15:45:11 +0000 | [diff] [blame] | 2221 | bool __might_have_digraph_; |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2222 | |
| 2223 | __bracket_expression(const __bracket_expression&); |
| 2224 | __bracket_expression& operator=(const __bracket_expression&); |
| 2225 | public: |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 2226 | typedef _VSTD::__state<_CharT> __state; |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2227 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2228 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2229 | __bracket_expression(const _Traits& __traits, __node<_CharT>* __s, |
| 2230 | bool __negate, bool __icase, bool __collate) |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 2231 | : base(__s), __traits_(__traits), __mask_(), __neg_mask_(), |
| 2232 | __negate_(__negate), __icase_(__icase), __collate_(__collate), |
Howard Hinnant | 68025ed | 2010-07-14 15:45:11 +0000 | [diff] [blame] | 2233 | __might_have_digraph_(__traits_.getloc().name() != "C") {} |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2234 | |
| 2235 | virtual void __exec(__state&) const; |
| 2236 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2237 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 2238 | bool __negated() const {return __negate_;} |
| 2239 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2240 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2241 | void __add_char(_CharT __c) |
| 2242 | { |
| 2243 | if (__icase_) |
| 2244 | __chars_.push_back(__traits_.translate_nocase(__c)); |
| 2245 | else if (__collate_) |
| 2246 | __chars_.push_back(__traits_.translate(__c)); |
| 2247 | else |
| 2248 | __chars_.push_back(__c); |
| 2249 | } |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2250 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 2251 | void __add_neg_char(_CharT __c) |
| 2252 | { |
| 2253 | if (__icase_) |
| 2254 | __neg_chars_.push_back(__traits_.translate_nocase(__c)); |
| 2255 | else if (__collate_) |
| 2256 | __neg_chars_.push_back(__traits_.translate(__c)); |
| 2257 | else |
| 2258 | __neg_chars_.push_back(__c); |
| 2259 | } |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2260 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2261 | void __add_range(string_type __b, string_type __e) |
| 2262 | { |
| 2263 | if (__collate_) |
| 2264 | { |
| 2265 | if (__icase_) |
| 2266 | { |
| 2267 | for (size_t __i = 0; __i < __b.size(); ++__i) |
| 2268 | __b[__i] = __traits_.translate_nocase(__b[__i]); |
| 2269 | for (size_t __i = 0; __i < __e.size(); ++__i) |
| 2270 | __e[__i] = __traits_.translate_nocase(__e[__i]); |
| 2271 | } |
| 2272 | else |
| 2273 | { |
| 2274 | for (size_t __i = 0; __i < __b.size(); ++__i) |
| 2275 | __b[__i] = __traits_.translate(__b[__i]); |
| 2276 | for (size_t __i = 0; __i < __e.size(); ++__i) |
| 2277 | __e[__i] = __traits_.translate(__e[__i]); |
| 2278 | } |
| 2279 | __ranges_.push_back(make_pair( |
| 2280 | __traits_.transform(__b.begin(), __b.end()), |
| 2281 | __traits_.transform(__e.begin(), __e.end()))); |
| 2282 | } |
| 2283 | else |
| 2284 | { |
| 2285 | if (__b.size() != 1 || __e.size() != 1) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 2286 | __throw_regex_error<regex_constants::error_collate>(); |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2287 | if (__icase_) |
| 2288 | { |
| 2289 | __b[0] = __traits_.translate_nocase(__b[0]); |
| 2290 | __e[0] = __traits_.translate_nocase(__e[0]); |
| 2291 | } |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 2292 | __ranges_.push_back(make_pair(_VSTD::move(__b), _VSTD::move(__e))); |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2293 | } |
| 2294 | } |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2295 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2296 | void __add_digraph(_CharT __c1, _CharT __c2) |
| 2297 | { |
| 2298 | if (__icase_) |
| 2299 | __digraphs_.push_back(make_pair(__traits_.translate_nocase(__c1), |
| 2300 | __traits_.translate_nocase(__c2))); |
| 2301 | else if (__collate_) |
| 2302 | __digraphs_.push_back(make_pair(__traits_.translate(__c1), |
| 2303 | __traits_.translate(__c2))); |
| 2304 | else |
| 2305 | __digraphs_.push_back(make_pair(__c1, __c2)); |
| 2306 | } |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2307 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2308 | void __add_equivalence(const string_type& __s) |
| 2309 | {__equivalences_.push_back(__s);} |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2310 | _LIBCPP_INLINE_VISIBILITY |
Dan Albert | 1757386 | 2014-07-29 19:23:39 +0000 | [diff] [blame] | 2311 | void __add_class(typename regex_traits<_CharT>::char_class_type __mask) |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2312 | {__mask_ |= __mask;} |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2313 | _LIBCPP_INLINE_VISIBILITY |
Dan Albert | 1757386 | 2014-07-29 19:23:39 +0000 | [diff] [blame] | 2314 | void __add_neg_class(typename regex_traits<_CharT>::char_class_type __mask) |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 2315 | {__neg_mask_ |= __mask;} |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2316 | }; |
| 2317 | |
| 2318 | template <class _CharT, class _Traits> |
| 2319 | void |
| 2320 | __bracket_expression<_CharT, _Traits>::__exec(__state& __s) const |
| 2321 | { |
| 2322 | bool __found = false; |
| 2323 | unsigned __consumed = 0; |
| 2324 | if (__s.__current_ != __s.__last_) |
| 2325 | { |
| 2326 | ++__consumed; |
Howard Hinnant | 68025ed | 2010-07-14 15:45:11 +0000 | [diff] [blame] | 2327 | if (__might_have_digraph_) |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2328 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 2329 | const _CharT* __next = _VSTD::next(__s.__current_); |
Howard Hinnant | 68025ed | 2010-07-14 15:45:11 +0000 | [diff] [blame] | 2330 | if (__next != __s.__last_) |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2331 | { |
Howard Hinnant | 68025ed | 2010-07-14 15:45:11 +0000 | [diff] [blame] | 2332 | pair<_CharT, _CharT> __ch2(*__s.__current_, *__next); |
| 2333 | if (__icase_) |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2334 | { |
Howard Hinnant | 68025ed | 2010-07-14 15:45:11 +0000 | [diff] [blame] | 2335 | __ch2.first = __traits_.translate_nocase(__ch2.first); |
| 2336 | __ch2.second = __traits_.translate_nocase(__ch2.second); |
| 2337 | } |
| 2338 | else if (__collate_) |
| 2339 | { |
| 2340 | __ch2.first = __traits_.translate(__ch2.first); |
| 2341 | __ch2.second = __traits_.translate(__ch2.second); |
| 2342 | } |
| 2343 | if (!__traits_.lookup_collatename(&__ch2.first, &__ch2.first+2).empty()) |
| 2344 | { |
| 2345 | // __ch2 is a digraph in this locale |
| 2346 | ++__consumed; |
| 2347 | for (size_t __i = 0; __i < __digraphs_.size(); ++__i) |
| 2348 | { |
| 2349 | if (__ch2 == __digraphs_[__i]) |
| 2350 | { |
| 2351 | __found = true; |
| 2352 | goto __exit; |
| 2353 | } |
| 2354 | } |
| 2355 | if (__collate_ && !__ranges_.empty()) |
| 2356 | { |
| 2357 | string_type __s2 = __traits_.transform(&__ch2.first, |
| 2358 | &__ch2.first + 2); |
| 2359 | for (size_t __i = 0; __i < __ranges_.size(); ++__i) |
| 2360 | { |
| 2361 | if (__ranges_[__i].first <= __s2 && |
| 2362 | __s2 <= __ranges_[__i].second) |
| 2363 | { |
| 2364 | __found = true; |
| 2365 | goto __exit; |
| 2366 | } |
| 2367 | } |
| 2368 | } |
| 2369 | if (!__equivalences_.empty()) |
| 2370 | { |
| 2371 | string_type __s2 = __traits_.transform_primary(&__ch2.first, |
| 2372 | &__ch2.first + 2); |
| 2373 | for (size_t __i = 0; __i < __equivalences_.size(); ++__i) |
| 2374 | { |
| 2375 | if (__s2 == __equivalences_[__i]) |
| 2376 | { |
| 2377 | __found = true; |
| 2378 | goto __exit; |
| 2379 | } |
| 2380 | } |
| 2381 | } |
| 2382 | if (__traits_.isctype(__ch2.first, __mask_) && |
| 2383 | __traits_.isctype(__ch2.second, __mask_)) |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2384 | { |
| 2385 | __found = true; |
| 2386 | goto __exit; |
| 2387 | } |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 2388 | if (!__traits_.isctype(__ch2.first, __neg_mask_) && |
| 2389 | !__traits_.isctype(__ch2.second, __neg_mask_)) |
| 2390 | { |
| 2391 | __found = true; |
| 2392 | goto __exit; |
| 2393 | } |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2394 | goto __exit; |
| 2395 | } |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2396 | } |
| 2397 | } |
| 2398 | // test *__s.__current_ as not a digraph |
| 2399 | _CharT __ch = *__s.__current_; |
| 2400 | if (__icase_) |
| 2401 | __ch = __traits_.translate_nocase(__ch); |
| 2402 | else if (__collate_) |
| 2403 | __ch = __traits_.translate(__ch); |
| 2404 | for (size_t __i = 0; __i < __chars_.size(); ++__i) |
| 2405 | { |
| 2406 | if (__ch == __chars_[__i]) |
| 2407 | { |
| 2408 | __found = true; |
| 2409 | goto __exit; |
| 2410 | } |
| 2411 | } |
Marshall Clow | 6944743 | 2017-10-18 16:49:22 +0000 | [diff] [blame] | 2412 | // set of "__found" chars = |
| 2413 | // union(complement(union(__neg_chars_, __neg_mask_)), |
| 2414 | // other cases...) |
| 2415 | // |
| 2416 | // __neg_chars_ and __neg_mask_'d better be handled together, as there |
| 2417 | // are no short circuit opportunities. |
| 2418 | // |
| 2419 | // In addition, when __neg_mask_/__neg_chars_ is empty, they should be |
| 2420 | // treated as all ones/all chars. |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 2421 | { |
Marshall Clow | 6944743 | 2017-10-18 16:49:22 +0000 | [diff] [blame] | 2422 | const bool __in_neg_mask = (__neg_mask_ == 0) || |
| 2423 | __traits_.isctype(__ch, __neg_mask_); |
| 2424 | const bool __in_neg_chars = |
| 2425 | __neg_chars_.empty() || |
| 2426 | std::find(__neg_chars_.begin(), __neg_chars_.end(), __ch) != |
| 2427 | __neg_chars_.end(); |
| 2428 | if (!(__in_neg_mask || __in_neg_chars)) |
| 2429 | { |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 2430 | __found = true; |
| 2431 | goto __exit; |
Marshall Clow | 6944743 | 2017-10-18 16:49:22 +0000 | [diff] [blame] | 2432 | } |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 2433 | } |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2434 | if (!__ranges_.empty()) |
| 2435 | { |
| 2436 | string_type __s2 = __collate_ ? |
| 2437 | __traits_.transform(&__ch, &__ch + 1) : |
| 2438 | string_type(1, __ch); |
| 2439 | for (size_t __i = 0; __i < __ranges_.size(); ++__i) |
| 2440 | { |
| 2441 | if (__ranges_[__i].first <= __s2 && __s2 <= __ranges_[__i].second) |
| 2442 | { |
| 2443 | __found = true; |
| 2444 | goto __exit; |
| 2445 | } |
| 2446 | } |
| 2447 | } |
| 2448 | if (!__equivalences_.empty()) |
| 2449 | { |
| 2450 | string_type __s2 = __traits_.transform_primary(&__ch, &__ch + 1); |
| 2451 | for (size_t __i = 0; __i < __equivalences_.size(); ++__i) |
| 2452 | { |
| 2453 | if (__s2 == __equivalences_[__i]) |
| 2454 | { |
| 2455 | __found = true; |
| 2456 | goto __exit; |
| 2457 | } |
| 2458 | } |
| 2459 | } |
| 2460 | if (__traits_.isctype(__ch, __mask_)) |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 2461 | { |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2462 | __found = true; |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 2463 | goto __exit; |
| 2464 | } |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2465 | } |
| 2466 | else |
| 2467 | __found = __negate_; // force reject |
| 2468 | __exit: |
| 2469 | if (__found != __negate_) |
| 2470 | { |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2471 | __s.__do_ = __state::__accept_and_consume; |
| 2472 | __s.__current_ += __consumed; |
| 2473 | __s.__node_ = this->first(); |
| 2474 | } |
| 2475 | else |
| 2476 | { |
| 2477 | __s.__do_ = __state::__reject; |
| 2478 | __s.__node_ = nullptr; |
| 2479 | } |
| 2480 | } |
| 2481 | |
Howard Hinnant | 2b1b2d4 | 2011-06-14 19:58:17 +0000 | [diff] [blame] | 2482 | template <class _CharT, class _Traits> class __lookahead; |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 2483 | |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2484 | template <class _CharT, class _Traits = regex_traits<_CharT> > |
Eric Fiselier | c3589a8 | 2017-01-04 23:56:00 +0000 | [diff] [blame] | 2485 | class _LIBCPP_TEMPLATE_VIS basic_regex |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2486 | { |
| 2487 | public: |
| 2488 | // types: |
| 2489 | typedef _CharT value_type; |
Hubert Tong | b49c67f | 2016-08-02 21:34:48 +0000 | [diff] [blame] | 2490 | typedef _Traits traits_type; |
| 2491 | typedef typename _Traits::string_type string_type; |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2492 | typedef regex_constants::syntax_option_type flag_type; |
| 2493 | typedef typename _Traits::locale_type locale_type; |
| 2494 | |
| 2495 | private: |
| 2496 | _Traits __traits_; |
| 2497 | flag_type __flags_; |
| 2498 | unsigned __marked_count_; |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 2499 | unsigned __loop_count_; |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 2500 | int __open_count_; |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 2501 | shared_ptr<__empty_state<_CharT> > __start_; |
| 2502 | __owns_one_state<_CharT>* __end_; |
| 2503 | |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 2504 | typedef _VSTD::__state<_CharT> __state; |
| 2505 | typedef _VSTD::__node<_CharT> __node; |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2506 | |
| 2507 | public: |
| 2508 | // constants: |
Howard Hinnant | 46623a0 | 2012-07-21 01:31:58 +0000 | [diff] [blame] | 2509 | static const regex_constants::syntax_option_type icase = regex_constants::icase; |
| 2510 | static const regex_constants::syntax_option_type nosubs = regex_constants::nosubs; |
| 2511 | static const regex_constants::syntax_option_type optimize = regex_constants::optimize; |
| 2512 | static const regex_constants::syntax_option_type collate = regex_constants::collate; |
| 2513 | static const regex_constants::syntax_option_type ECMAScript = regex_constants::ECMAScript; |
| 2514 | static const regex_constants::syntax_option_type basic = regex_constants::basic; |
| 2515 | static const regex_constants::syntax_option_type extended = regex_constants::extended; |
| 2516 | static const regex_constants::syntax_option_type awk = regex_constants::awk; |
| 2517 | static const regex_constants::syntax_option_type grep = regex_constants::grep; |
| 2518 | static const regex_constants::syntax_option_type egrep = regex_constants::egrep; |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2519 | |
| 2520 | // construct/copy/destroy: |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2521 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 2522 | basic_regex() |
Howard Hinnant | 37f9f9c | 2010-07-09 00:15:26 +0000 | [diff] [blame] | 2523 | : __flags_(), __marked_count_(0), __loop_count_(0), __open_count_(0), |
Howard Hinnant | 41fb6e1 | 2011-03-26 20:02:27 +0000 | [diff] [blame] | 2524 | __end_(0) |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 2525 | {} |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2526 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2527 | explicit basic_regex(const value_type* __p, flag_type __f = regex_constants::ECMAScript) |
Howard Hinnant | 37f9f9c | 2010-07-09 00:15:26 +0000 | [diff] [blame] | 2528 | : __flags_(__f), __marked_count_(0), __loop_count_(0), __open_count_(0), |
Howard Hinnant | 41fb6e1 | 2011-03-26 20:02:27 +0000 | [diff] [blame] | 2529 | __end_(0) |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2530 | {__parse(__p, __p + __traits_.length(__p));} |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2531 | _LIBCPP_INLINE_VISIBILITY |
Hubert Tong | 7f6e8e2 | 2016-08-07 22:26:04 +0000 | [diff] [blame] | 2532 | basic_regex(const value_type* __p, size_t __len, flag_type __f = regex_constants::ECMAScript) |
Howard Hinnant | 37f9f9c | 2010-07-09 00:15:26 +0000 | [diff] [blame] | 2533 | : __flags_(__f), __marked_count_(0), __loop_count_(0), __open_count_(0), |
Howard Hinnant | 41fb6e1 | 2011-03-26 20:02:27 +0000 | [diff] [blame] | 2534 | __end_(0) |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2535 | {__parse(__p, __p + __len);} |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 2536 | // basic_regex(const basic_regex&) = default; |
| 2537 | // basic_regex(basic_regex&&) = default; |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2538 | template <class _ST, class _SA> |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2539 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2540 | explicit basic_regex(const basic_string<value_type, _ST, _SA>& __p, |
| 2541 | flag_type __f = regex_constants::ECMAScript) |
Howard Hinnant | 37f9f9c | 2010-07-09 00:15:26 +0000 | [diff] [blame] | 2542 | : __flags_(__f), __marked_count_(0), __loop_count_(0), __open_count_(0), |
Howard Hinnant | 41fb6e1 | 2011-03-26 20:02:27 +0000 | [diff] [blame] | 2543 | __end_(0) |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2544 | {__parse(__p.begin(), __p.end());} |
| 2545 | template <class _ForwardIterator> |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2546 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2547 | basic_regex(_ForwardIterator __first, _ForwardIterator __last, |
| 2548 | flag_type __f = regex_constants::ECMAScript) |
Howard Hinnant | 37f9f9c | 2010-07-09 00:15:26 +0000 | [diff] [blame] | 2549 | : __flags_(__f), __marked_count_(0), __loop_count_(0), __open_count_(0), |
Howard Hinnant | 41fb6e1 | 2011-03-26 20:02:27 +0000 | [diff] [blame] | 2550 | __end_(0) |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2551 | {__parse(__first, __last);} |
Eric Fiselier | d89c715 | 2017-04-18 23:42:15 +0000 | [diff] [blame] | 2552 | #ifndef _LIBCPP_CXX03_LANG |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2553 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2554 | basic_regex(initializer_list<value_type> __il, |
| 2555 | flag_type __f = regex_constants::ECMAScript) |
Howard Hinnant | 37f9f9c | 2010-07-09 00:15:26 +0000 | [diff] [blame] | 2556 | : __flags_(__f), __marked_count_(0), __loop_count_(0), __open_count_(0), |
Howard Hinnant | 41fb6e1 | 2011-03-26 20:02:27 +0000 | [diff] [blame] | 2557 | __end_(0) |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2558 | {__parse(__il.begin(), __il.end());} |
Eric Fiselier | d89c715 | 2017-04-18 23:42:15 +0000 | [diff] [blame] | 2559 | #endif // _LIBCPP_CXX03_LANG |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2560 | |
Howard Hinnant | 7026a17 | 2010-08-13 18:11:23 +0000 | [diff] [blame] | 2561 | // ~basic_regex() = default; |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2562 | |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 2563 | // basic_regex& operator=(const basic_regex&) = default; |
| 2564 | // basic_regex& operator=(basic_regex&&) = default; |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2565 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 7026a17 | 2010-08-13 18:11:23 +0000 | [diff] [blame] | 2566 | basic_regex& operator=(const value_type* __p) |
| 2567 | {return assign(__p);} |
Eric Fiselier | d89c715 | 2017-04-18 23:42:15 +0000 | [diff] [blame] | 2568 | #ifndef _LIBCPP_CXX03_LANG |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2569 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 7026a17 | 2010-08-13 18:11:23 +0000 | [diff] [blame] | 2570 | basic_regex& operator=(initializer_list<value_type> __il) |
| 2571 | {return assign(__il);} |
Eric Fiselier | d89c715 | 2017-04-18 23:42:15 +0000 | [diff] [blame] | 2572 | #endif // _LIBCPP_CXX03_LANG |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2573 | template <class _ST, class _SA> |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2574 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 7026a17 | 2010-08-13 18:11:23 +0000 | [diff] [blame] | 2575 | basic_regex& operator=(const basic_string<value_type, _ST, _SA>& __p) |
| 2576 | {return assign(__p);} |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2577 | |
| 2578 | // assign: |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2579 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 7026a17 | 2010-08-13 18:11:23 +0000 | [diff] [blame] | 2580 | basic_regex& assign(const basic_regex& __that) |
| 2581 | {return *this = __that;} |
Eric Fiselier | d89c715 | 2017-04-18 23:42:15 +0000 | [diff] [blame] | 2582 | #ifndef _LIBCPP_CXX03_LANG |
Howard Hinnant | 46623a0 | 2012-07-21 01:31:58 +0000 | [diff] [blame] | 2583 | _LIBCPP_INLINE_VISIBILITY |
| 2584 | basic_regex& assign(basic_regex&& __that) _NOEXCEPT |
| 2585 | {return *this = _VSTD::move(__that);} |
| 2586 | #endif |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2587 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 7026a17 | 2010-08-13 18:11:23 +0000 | [diff] [blame] | 2588 | basic_regex& assign(const value_type* __p, flag_type __f = regex_constants::ECMAScript) |
| 2589 | {return assign(__p, __p + __traits_.length(__p), __f);} |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2590 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 7026a17 | 2010-08-13 18:11:23 +0000 | [diff] [blame] | 2591 | basic_regex& assign(const value_type* __p, size_t __len, flag_type __f) |
| 2592 | {return assign(__p, __p + __len, __f);} |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2593 | template <class _ST, class _SA> |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2594 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2595 | basic_regex& assign(const basic_string<value_type, _ST, _SA>& __s, |
Howard Hinnant | 7026a17 | 2010-08-13 18:11:23 +0000 | [diff] [blame] | 2596 | flag_type __f = regex_constants::ECMAScript) |
| 2597 | {return assign(__s.begin(), __s.end(), __f);} |
| 2598 | |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2599 | template <class _InputIterator> |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2600 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 7026a17 | 2010-08-13 18:11:23 +0000 | [diff] [blame] | 2601 | typename enable_if |
| 2602 | < |
| 2603 | __is_input_iterator <_InputIterator>::value && |
| 2604 | !__is_forward_iterator<_InputIterator>::value, |
| 2605 | basic_regex& |
| 2606 | >::type |
| 2607 | assign(_InputIterator __first, _InputIterator __last, |
| 2608 | flag_type __f = regex_constants::ECMAScript) |
| 2609 | { |
| 2610 | basic_string<_CharT> __t(__first, __last); |
| 2611 | return assign(__t.begin(), __t.end(), __f); |
| 2612 | } |
| 2613 | |
| 2614 | private: |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2615 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 7026a17 | 2010-08-13 18:11:23 +0000 | [diff] [blame] | 2616 | void __member_init(flag_type __f) |
| 2617 | { |
| 2618 | __flags_ = __f; |
| 2619 | __marked_count_ = 0; |
| 2620 | __loop_count_ = 0; |
| 2621 | __open_count_ = 0; |
| 2622 | __end_ = nullptr; |
Howard Hinnant | 7026a17 | 2010-08-13 18:11:23 +0000 | [diff] [blame] | 2623 | } |
| 2624 | public: |
| 2625 | |
| 2626 | template <class _ForwardIterator> |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2627 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 7026a17 | 2010-08-13 18:11:23 +0000 | [diff] [blame] | 2628 | typename enable_if |
| 2629 | < |
| 2630 | __is_forward_iterator<_ForwardIterator>::value, |
| 2631 | basic_regex& |
| 2632 | >::type |
| 2633 | assign(_ForwardIterator __first, _ForwardIterator __last, |
| 2634 | flag_type __f = regex_constants::ECMAScript) |
| 2635 | { |
Marshall Clow | 083e011 | 2015-01-13 16:49:52 +0000 | [diff] [blame] | 2636 | return assign(basic_regex(__first, __last, __f)); |
Howard Hinnant | 7026a17 | 2010-08-13 18:11:23 +0000 | [diff] [blame] | 2637 | } |
| 2638 | |
Eric Fiselier | d89c715 | 2017-04-18 23:42:15 +0000 | [diff] [blame] | 2639 | #ifndef _LIBCPP_CXX03_LANG |
Howard Hinnant | e3e3291 | 2011-08-12 21:56:02 +0000 | [diff] [blame] | 2640 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2641 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2642 | basic_regex& assign(initializer_list<value_type> __il, |
Howard Hinnant | 7026a17 | 2010-08-13 18:11:23 +0000 | [diff] [blame] | 2643 | flag_type __f = regex_constants::ECMAScript) |
| 2644 | {return assign(__il.begin(), __il.end(), __f);} |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2645 | |
Eric Fiselier | d89c715 | 2017-04-18 23:42:15 +0000 | [diff] [blame] | 2646 | #endif // _LIBCPP_CXX03_LANG |
Howard Hinnant | e3e3291 | 2011-08-12 21:56:02 +0000 | [diff] [blame] | 2647 | |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2648 | // const operations: |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2649 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2650 | unsigned mark_count() const {return __marked_count_;} |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2651 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2652 | flag_type flags() const {return __flags_;} |
| 2653 | |
| 2654 | // locale: |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2655 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 7026a17 | 2010-08-13 18:11:23 +0000 | [diff] [blame] | 2656 | locale_type imbue(locale_type __loc) |
| 2657 | { |
| 2658 | __member_init(ECMAScript); |
| 2659 | __start_.reset(); |
| 2660 | return __traits_.imbue(__loc); |
| 2661 | } |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2662 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2663 | locale_type getloc() const {return __traits_.getloc();} |
| 2664 | |
| 2665 | // swap: |
Howard Hinnant | 7026a17 | 2010-08-13 18:11:23 +0000 | [diff] [blame] | 2666 | void swap(basic_regex& __r); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2667 | |
| 2668 | private: |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2669 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 2670 | unsigned __loop_count() const {return __loop_count_;} |
| 2671 | |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2672 | template <class _ForwardIterator> |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 2673 | _ForwardIterator |
| 2674 | __parse(_ForwardIterator __first, _ForwardIterator __last); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2675 | template <class _ForwardIterator> |
| 2676 | _ForwardIterator |
| 2677 | __parse_basic_reg_exp(_ForwardIterator __first, _ForwardIterator __last); |
| 2678 | template <class _ForwardIterator> |
| 2679 | _ForwardIterator |
| 2680 | __parse_RE_expression(_ForwardIterator __first, _ForwardIterator __last); |
| 2681 | template <class _ForwardIterator> |
| 2682 | _ForwardIterator |
| 2683 | __parse_simple_RE(_ForwardIterator __first, _ForwardIterator __last); |
| 2684 | template <class _ForwardIterator> |
| 2685 | _ForwardIterator |
| 2686 | __parse_nondupl_RE(_ForwardIterator __first, _ForwardIterator __last); |
| 2687 | template <class _ForwardIterator> |
| 2688 | _ForwardIterator |
| 2689 | __parse_one_char_or_coll_elem_RE(_ForwardIterator __first, _ForwardIterator __last); |
| 2690 | template <class _ForwardIterator> |
| 2691 | _ForwardIterator |
| 2692 | __parse_Back_open_paren(_ForwardIterator __first, _ForwardIterator __last); |
| 2693 | template <class _ForwardIterator> |
| 2694 | _ForwardIterator |
| 2695 | __parse_Back_close_paren(_ForwardIterator __first, _ForwardIterator __last); |
| 2696 | template <class _ForwardIterator> |
| 2697 | _ForwardIterator |
| 2698 | __parse_Back_open_brace(_ForwardIterator __first, _ForwardIterator __last); |
| 2699 | template <class _ForwardIterator> |
| 2700 | _ForwardIterator |
| 2701 | __parse_Back_close_brace(_ForwardIterator __first, _ForwardIterator __last); |
| 2702 | template <class _ForwardIterator> |
| 2703 | _ForwardIterator |
| 2704 | __parse_BACKREF(_ForwardIterator __first, _ForwardIterator __last); |
| 2705 | template <class _ForwardIterator> |
| 2706 | _ForwardIterator |
| 2707 | __parse_ORD_CHAR(_ForwardIterator __first, _ForwardIterator __last); |
| 2708 | template <class _ForwardIterator> |
| 2709 | _ForwardIterator |
| 2710 | __parse_QUOTED_CHAR(_ForwardIterator __first, _ForwardIterator __last); |
| 2711 | template <class _ForwardIterator> |
| 2712 | _ForwardIterator |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 2713 | __parse_RE_dupl_symbol(_ForwardIterator __first, _ForwardIterator __last, |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 2714 | __owns_one_state<_CharT>* __s, |
| 2715 | unsigned __mexp_begin, unsigned __mexp_end); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 2716 | template <class _ForwardIterator> |
| 2717 | _ForwardIterator |
Howard Hinnant | aa69808 | 2010-07-16 19:08:36 +0000 | [diff] [blame] | 2718 | __parse_ERE_dupl_symbol(_ForwardIterator __first, _ForwardIterator __last, |
| 2719 | __owns_one_state<_CharT>* __s, |
| 2720 | unsigned __mexp_begin, unsigned __mexp_end); |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 2721 | template <class _ForwardIterator> |
| 2722 | _ForwardIterator |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 2723 | __parse_bracket_expression(_ForwardIterator __first, _ForwardIterator __last); |
| 2724 | template <class _ForwardIterator> |
| 2725 | _ForwardIterator |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2726 | __parse_follow_list(_ForwardIterator __first, _ForwardIterator __last, |
| 2727 | __bracket_expression<_CharT, _Traits>* __ml); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 2728 | template <class _ForwardIterator> |
| 2729 | _ForwardIterator |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2730 | __parse_expression_term(_ForwardIterator __first, _ForwardIterator __last, |
| 2731 | __bracket_expression<_CharT, _Traits>* __ml); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 2732 | template <class _ForwardIterator> |
| 2733 | _ForwardIterator |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2734 | __parse_equivalence_class(_ForwardIterator __first, _ForwardIterator __last, |
| 2735 | __bracket_expression<_CharT, _Traits>* __ml); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 2736 | template <class _ForwardIterator> |
| 2737 | _ForwardIterator |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2738 | __parse_character_class(_ForwardIterator __first, _ForwardIterator __last, |
| 2739 | __bracket_expression<_CharT, _Traits>* __ml); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 2740 | template <class _ForwardIterator> |
| 2741 | _ForwardIterator |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2742 | __parse_collating_symbol(_ForwardIterator __first, _ForwardIterator __last, |
| 2743 | basic_string<_CharT>& __col_sym); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 2744 | template <class _ForwardIterator> |
| 2745 | _ForwardIterator |
| 2746 | __parse_DUP_COUNT(_ForwardIterator __first, _ForwardIterator __last, int& __c); |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 2747 | template <class _ForwardIterator> |
| 2748 | _ForwardIterator |
| 2749 | __parse_extended_reg_exp(_ForwardIterator __first, _ForwardIterator __last); |
| 2750 | template <class _ForwardIterator> |
| 2751 | _ForwardIterator |
| 2752 | __parse_ERE_branch(_ForwardIterator __first, _ForwardIterator __last); |
| 2753 | template <class _ForwardIterator> |
| 2754 | _ForwardIterator |
| 2755 | __parse_ERE_expression(_ForwardIterator __first, _ForwardIterator __last); |
| 2756 | template <class _ForwardIterator> |
| 2757 | _ForwardIterator |
| 2758 | __parse_one_char_or_coll_elem_ERE(_ForwardIterator __first, _ForwardIterator __last); |
| 2759 | template <class _ForwardIterator> |
| 2760 | _ForwardIterator |
| 2761 | __parse_ORD_CHAR_ERE(_ForwardIterator __first, _ForwardIterator __last); |
| 2762 | template <class _ForwardIterator> |
| 2763 | _ForwardIterator |
| 2764 | __parse_QUOTED_CHAR_ERE(_ForwardIterator __first, _ForwardIterator __last); |
Howard Hinnant | 2ade7c2 | 2010-07-22 17:53:24 +0000 | [diff] [blame] | 2765 | template <class _ForwardIterator> |
| 2766 | _ForwardIterator |
| 2767 | __parse_ecma_exp(_ForwardIterator __first, _ForwardIterator __last); |
| 2768 | template <class _ForwardIterator> |
| 2769 | _ForwardIterator |
| 2770 | __parse_alternative(_ForwardIterator __first, _ForwardIterator __last); |
| 2771 | template <class _ForwardIterator> |
| 2772 | _ForwardIterator |
| 2773 | __parse_term(_ForwardIterator __first, _ForwardIterator __last); |
| 2774 | template <class _ForwardIterator> |
| 2775 | _ForwardIterator |
| 2776 | __parse_assertion(_ForwardIterator __first, _ForwardIterator __last); |
| 2777 | template <class _ForwardIterator> |
| 2778 | _ForwardIterator |
| 2779 | __parse_atom(_ForwardIterator __first, _ForwardIterator __last); |
| 2780 | template <class _ForwardIterator> |
| 2781 | _ForwardIterator |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 2782 | __parse_atom_escape(_ForwardIterator __first, _ForwardIterator __last); |
| 2783 | template <class _ForwardIterator> |
| 2784 | _ForwardIterator |
| 2785 | __parse_decimal_escape(_ForwardIterator __first, _ForwardIterator __last); |
| 2786 | template <class _ForwardIterator> |
| 2787 | _ForwardIterator |
| 2788 | __parse_character_class_escape(_ForwardIterator __first, _ForwardIterator __last); |
| 2789 | template <class _ForwardIterator> |
| 2790 | _ForwardIterator |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 2791 | __parse_character_escape(_ForwardIterator __first, _ForwardIterator __last, |
| 2792 | basic_string<_CharT>* __str = nullptr); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 2793 | template <class _ForwardIterator> |
| 2794 | _ForwardIterator |
| 2795 | __parse_pattern_character(_ForwardIterator __first, _ForwardIterator __last); |
Howard Hinnant | 856846b | 2010-07-27 19:53:10 +0000 | [diff] [blame] | 2796 | template <class _ForwardIterator> |
| 2797 | _ForwardIterator |
| 2798 | __parse_grep(_ForwardIterator __first, _ForwardIterator __last); |
| 2799 | template <class _ForwardIterator> |
| 2800 | _ForwardIterator |
| 2801 | __parse_egrep(_ForwardIterator __first, _ForwardIterator __last); |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 2802 | template <class _ForwardIterator> |
| 2803 | _ForwardIterator |
| 2804 | __parse_class_escape(_ForwardIterator __first, _ForwardIterator __last, |
| 2805 | basic_string<_CharT>& __str, |
| 2806 | __bracket_expression<_CharT, _Traits>* __ml); |
| 2807 | template <class _ForwardIterator> |
| 2808 | _ForwardIterator |
| 2809 | __parse_awk_escape(_ForwardIterator __first, _ForwardIterator __last, |
| 2810 | basic_string<_CharT>* __str = nullptr); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2811 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2812 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 41fb6e1 | 2011-03-26 20:02:27 +0000 | [diff] [blame] | 2813 | void __push_l_anchor(); |
Howard Hinnant | 37f9f9c | 2010-07-09 00:15:26 +0000 | [diff] [blame] | 2814 | void __push_r_anchor(); |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 2815 | void __push_match_any(); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 2816 | void __push_match_any_but_newline(); |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2817 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 2818 | void __push_greedy_inf_repeat(size_t __min, __owns_one_state<_CharT>* __s, |
| 2819 | unsigned __mexp_begin = 0, unsigned __mexp_end = 0) |
| 2820 | {__push_loop(__min, numeric_limits<size_t>::max(), __s, |
| 2821 | __mexp_begin, __mexp_end);} |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2822 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 2823 | void __push_nongreedy_inf_repeat(size_t __min, __owns_one_state<_CharT>* __s, |
| 2824 | unsigned __mexp_begin = 0, unsigned __mexp_end = 0) |
| 2825 | {__push_loop(__min, numeric_limits<size_t>::max(), __s, |
| 2826 | __mexp_begin, __mexp_end, false);} |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 2827 | void __push_loop(size_t __min, size_t __max, __owns_one_state<_CharT>* __s, |
| 2828 | size_t __mexp_begin = 0, size_t __mexp_end = 0, |
| 2829 | bool __greedy = true); |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 2830 | __bracket_expression<_CharT, _Traits>* __start_matching_list(bool __negate); |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 2831 | void __push_char(value_type __c); |
Howard Hinnant | cba352d | 2010-07-12 18:16:05 +0000 | [diff] [blame] | 2832 | void __push_back_ref(int __i); |
Howard Hinnant | aa69808 | 2010-07-16 19:08:36 +0000 | [diff] [blame] | 2833 | void __push_alternation(__owns_one_state<_CharT>* __sa, |
| 2834 | __owns_one_state<_CharT>* __sb); |
Howard Hinnant | 0dca5fc | 2010-06-30 20:30:19 +0000 | [diff] [blame] | 2835 | void __push_begin_marked_subexpression(); |
| 2836 | void __push_end_marked_subexpression(unsigned); |
Howard Hinnant | 2ade7c2 | 2010-07-22 17:53:24 +0000 | [diff] [blame] | 2837 | void __push_empty(); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 2838 | void __push_word_boundary(bool); |
Howard Hinnant | cd59acc | 2013-07-23 16:18:04 +0000 | [diff] [blame] | 2839 | void __push_lookahead(const basic_regex&, bool, unsigned); |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 2840 | |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 2841 | template <class _Allocator> |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 2842 | bool |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 2843 | __search(const _CharT* __first, const _CharT* __last, |
| 2844 | match_results<const _CharT*, _Allocator>& __m, |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 2845 | regex_constants::match_flag_type __flags) const; |
| 2846 | |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 2847 | template <class _Allocator> |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 2848 | bool |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 2849 | __match_at_start(const _CharT* __first, const _CharT* __last, |
| 2850 | match_results<const _CharT*, _Allocator>& __m, |
Howard Hinnant | 41fb6e1 | 2011-03-26 20:02:27 +0000 | [diff] [blame] | 2851 | regex_constants::match_flag_type __flags, bool) const; |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 2852 | template <class _Allocator> |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 2853 | bool |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 2854 | __match_at_start_ecma(const _CharT* __first, const _CharT* __last, |
| 2855 | match_results<const _CharT*, _Allocator>& __m, |
Howard Hinnant | 41fb6e1 | 2011-03-26 20:02:27 +0000 | [diff] [blame] | 2856 | regex_constants::match_flag_type __flags, bool) const; |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 2857 | template <class _Allocator> |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 2858 | bool |
| 2859 | __match_at_start_posix_nosubs(const _CharT* __first, const _CharT* __last, |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 2860 | match_results<const _CharT*, _Allocator>& __m, |
Howard Hinnant | 41fb6e1 | 2011-03-26 20:02:27 +0000 | [diff] [blame] | 2861 | regex_constants::match_flag_type __flags, bool) const; |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 2862 | template <class _Allocator> |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 2863 | bool |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 2864 | __match_at_start_posix_subs(const _CharT* __first, const _CharT* __last, |
| 2865 | match_results<const _CharT*, _Allocator>& __m, |
Howard Hinnant | 41fb6e1 | 2011-03-26 20:02:27 +0000 | [diff] [blame] | 2866 | regex_constants::match_flag_type __flags, bool) const; |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 2867 | |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 2868 | template <class _Bp, class _Ap, class _Cp, class _Tp> |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 2869 | friend |
| 2870 | bool |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 2871 | regex_search(_Bp, _Bp, match_results<_Bp, _Ap>&, const basic_regex<_Cp, _Tp>&, |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 2872 | regex_constants::match_flag_type); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2873 | |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 2874 | template <class _Ap, class _Cp, class _Tp> |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 2875 | friend |
| 2876 | bool |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 2877 | regex_search(const _Cp*, const _Cp*, match_results<const _Cp*, _Ap>&, |
| 2878 | const basic_regex<_Cp, _Tp>&, regex_constants::match_flag_type); |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 2879 | |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 2880 | template <class _Bp, class _Cp, class _Tp> |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 2881 | friend |
| 2882 | bool |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 2883 | regex_search(_Bp, _Bp, const basic_regex<_Cp, _Tp>&, |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 2884 | regex_constants::match_flag_type); |
| 2885 | |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 2886 | template <class _Cp, class _Tp> |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 2887 | friend |
| 2888 | bool |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 2889 | regex_search(const _Cp*, const _Cp*, |
| 2890 | const basic_regex<_Cp, _Tp>&, regex_constants::match_flag_type); |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 2891 | |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 2892 | template <class _Cp, class _Ap, class _Tp> |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 2893 | friend |
| 2894 | bool |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 2895 | regex_search(const _Cp*, match_results<const _Cp*, _Ap>&, const basic_regex<_Cp, _Tp>&, |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 2896 | regex_constants::match_flag_type); |
| 2897 | |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 2898 | template <class _ST, class _SA, class _Cp, class _Tp> |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 2899 | friend |
| 2900 | bool |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 2901 | regex_search(const basic_string<_Cp, _ST, _SA>& __s, |
| 2902 | const basic_regex<_Cp, _Tp>& __e, |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 2903 | regex_constants::match_flag_type __flags); |
| 2904 | |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 2905 | template <class _ST, class _SA, class _Ap, class _Cp, class _Tp> |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 2906 | friend |
| 2907 | bool |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 2908 | regex_search(const basic_string<_Cp, _ST, _SA>& __s, |
| 2909 | match_results<typename basic_string<_Cp, _ST, _SA>::const_iterator, _Ap>&, |
| 2910 | const basic_regex<_Cp, _Tp>& __e, |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 2911 | regex_constants::match_flag_type __flags); |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 2912 | |
Howard Hinnant | a9602d5 | 2013-06-29 23:45:43 +0000 | [diff] [blame] | 2913 | template <class _Iter, class _Ap, class _Cp, class _Tp> |
| 2914 | friend |
| 2915 | bool |
| 2916 | regex_search(__wrap_iter<_Iter> __first, |
| 2917 | __wrap_iter<_Iter> __last, |
| 2918 | match_results<__wrap_iter<_Iter>, _Ap>& __m, |
| 2919 | const basic_regex<_Cp, _Tp>& __e, |
| 2920 | regex_constants::match_flag_type __flags); |
| 2921 | |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 2922 | template <class, class> friend class __lookahead; |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 2923 | }; |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2924 | |
| 2925 | template <class _CharT, class _Traits> |
Howard Hinnant | 0a69fa1 | 2012-12-12 21:14:28 +0000 | [diff] [blame] | 2926 | const regex_constants::syntax_option_type basic_regex<_CharT, _Traits>::icase; |
| 2927 | template <class _CharT, class _Traits> |
| 2928 | const regex_constants::syntax_option_type basic_regex<_CharT, _Traits>::nosubs; |
| 2929 | template <class _CharT, class _Traits> |
| 2930 | const regex_constants::syntax_option_type basic_regex<_CharT, _Traits>::optimize; |
| 2931 | template <class _CharT, class _Traits> |
| 2932 | const regex_constants::syntax_option_type basic_regex<_CharT, _Traits>::collate; |
| 2933 | template <class _CharT, class _Traits> |
| 2934 | const regex_constants::syntax_option_type basic_regex<_CharT, _Traits>::ECMAScript; |
| 2935 | template <class _CharT, class _Traits> |
| 2936 | const regex_constants::syntax_option_type basic_regex<_CharT, _Traits>::basic; |
| 2937 | template <class _CharT, class _Traits> |
| 2938 | const regex_constants::syntax_option_type basic_regex<_CharT, _Traits>::extended; |
| 2939 | template <class _CharT, class _Traits> |
| 2940 | const regex_constants::syntax_option_type basic_regex<_CharT, _Traits>::awk; |
| 2941 | template <class _CharT, class _Traits> |
| 2942 | const regex_constants::syntax_option_type basic_regex<_CharT, _Traits>::grep; |
| 2943 | template <class _CharT, class _Traits> |
| 2944 | const regex_constants::syntax_option_type basic_regex<_CharT, _Traits>::egrep; |
| 2945 | |
| 2946 | template <class _CharT, class _Traits> |
Howard Hinnant | 7026a17 | 2010-08-13 18:11:23 +0000 | [diff] [blame] | 2947 | void |
| 2948 | basic_regex<_CharT, _Traits>::swap(basic_regex& __r) |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2949 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 2950 | using _VSTD::swap; |
Howard Hinnant | 7026a17 | 2010-08-13 18:11:23 +0000 | [diff] [blame] | 2951 | swap(__traits_, __r.__traits_); |
| 2952 | swap(__flags_, __r.__flags_); |
| 2953 | swap(__marked_count_, __r.__marked_count_); |
| 2954 | swap(__loop_count_, __r.__loop_count_); |
| 2955 | swap(__open_count_, __r.__open_count_); |
| 2956 | swap(__start_, __r.__start_); |
| 2957 | swap(__end_, __r.__end_); |
Howard Hinnant | 7026a17 | 2010-08-13 18:11:23 +0000 | [diff] [blame] | 2958 | } |
| 2959 | |
| 2960 | template <class _CharT, class _Traits> |
| 2961 | inline _LIBCPP_INLINE_VISIBILITY |
| 2962 | void |
| 2963 | swap(basic_regex<_CharT, _Traits>& __x, basic_regex<_CharT, _Traits>& __y) |
| 2964 | { |
| 2965 | return __x.swap(__y); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 2966 | } |
| 2967 | |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 2968 | // __lookahead |
| 2969 | |
| 2970 | template <class _CharT, class _Traits> |
| 2971 | class __lookahead |
| 2972 | : public __owns_one_state<_CharT> |
| 2973 | { |
| 2974 | typedef __owns_one_state<_CharT> base; |
| 2975 | |
| 2976 | basic_regex<_CharT, _Traits> __exp_; |
Howard Hinnant | cd59acc | 2013-07-23 16:18:04 +0000 | [diff] [blame] | 2977 | unsigned __mexp_; |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 2978 | bool __invert_; |
| 2979 | |
| 2980 | __lookahead(const __lookahead&); |
| 2981 | __lookahead& operator=(const __lookahead&); |
| 2982 | public: |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 2983 | typedef _VSTD::__state<_CharT> __state; |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 2984 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 2985 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | cd59acc | 2013-07-23 16:18:04 +0000 | [diff] [blame] | 2986 | __lookahead(const basic_regex<_CharT, _Traits>& __exp, bool __invert, __node<_CharT>* __s, unsigned __mexp) |
Eric Fiselier | 7cc7106 | 2015-07-22 01:29:41 +0000 | [diff] [blame] | 2987 | : base(__s), __exp_(__exp), __mexp_(__mexp), __invert_(__invert) {} |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 2988 | |
| 2989 | virtual void __exec(__state&) const; |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 2990 | }; |
| 2991 | |
| 2992 | template <class _CharT, class _Traits> |
| 2993 | void |
| 2994 | __lookahead<_CharT, _Traits>::__exec(__state& __s) const |
| 2995 | { |
| 2996 | match_results<const _CharT*> __m; |
| 2997 | __m.__init(1 + __exp_.mark_count(), __s.__current_, __s.__last_); |
Tim Shen | 38c2a37 | 2016-10-27 21:40:34 +0000 | [diff] [blame] | 2998 | bool __matched = __exp_.__match_at_start_ecma( |
| 2999 | __s.__current_, __s.__last_, |
| 3000 | __m, |
| 3001 | (__s.__flags_ | regex_constants::match_continuous) & |
| 3002 | ~regex_constants::__full_match, |
| 3003 | __s.__at_first_ && __s.__current_ == __s.__first_); |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 3004 | if (__matched != __invert_) |
| 3005 | { |
| 3006 | __s.__do_ = __state::__accept_but_not_consume; |
| 3007 | __s.__node_ = this->first(); |
Howard Hinnant | cd59acc | 2013-07-23 16:18:04 +0000 | [diff] [blame] | 3008 | for (unsigned __i = 1; __i < __m.size(); ++__i) { |
| 3009 | __s.__sub_matches_[__mexp_ + __i - 1] = __m.__matches_[__i]; |
| 3010 | } |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 3011 | } |
| 3012 | else |
| 3013 | { |
| 3014 | __s.__do_ = __state::__reject; |
| 3015 | __s.__node_ = nullptr; |
| 3016 | } |
| 3017 | } |
| 3018 | |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3019 | template <class _CharT, class _Traits> |
| 3020 | template <class _ForwardIterator> |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 3021 | _ForwardIterator |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3022 | basic_regex<_CharT, _Traits>::__parse(_ForwardIterator __first, |
| 3023 | _ForwardIterator __last) |
| 3024 | { |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 3025 | { |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 3026 | unique_ptr<__node> __h(new __end_state<_CharT>); |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 3027 | __start_.reset(new __empty_state<_CharT>(__h.get())); |
| 3028 | __h.release(); |
| 3029 | __end_ = __start_.get(); |
| 3030 | } |
Howard Hinnant | ad2a7ab | 2010-07-27 17:24:17 +0000 | [diff] [blame] | 3031 | switch (__flags_ & 0x1F0) |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3032 | { |
| 3033 | case ECMAScript: |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 3034 | __first = __parse_ecma_exp(__first, __last); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3035 | break; |
| 3036 | case basic: |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 3037 | __first = __parse_basic_reg_exp(__first, __last); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3038 | break; |
| 3039 | case extended: |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3040 | case awk: |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 3041 | __first = __parse_extended_reg_exp(__first, __last); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3042 | break; |
| 3043 | case grep: |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 3044 | __first = __parse_grep(__first, __last); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3045 | break; |
| 3046 | case egrep: |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 3047 | __first = __parse_egrep(__first, __last); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3048 | break; |
| 3049 | default: |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3050 | __throw_regex_error<regex_constants::__re_err_grammar>(); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3051 | } |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 3052 | return __first; |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3053 | } |
| 3054 | |
| 3055 | template <class _CharT, class _Traits> |
| 3056 | template <class _ForwardIterator> |
| 3057 | _ForwardIterator |
| 3058 | basic_regex<_CharT, _Traits>::__parse_basic_reg_exp(_ForwardIterator __first, |
| 3059 | _ForwardIterator __last) |
| 3060 | { |
| 3061 | if (__first != __last) |
| 3062 | { |
| 3063 | if (*__first == '^') |
| 3064 | { |
| 3065 | __push_l_anchor(); |
| 3066 | ++__first; |
| 3067 | } |
| 3068 | if (__first != __last) |
| 3069 | { |
| 3070 | __first = __parse_RE_expression(__first, __last); |
| 3071 | if (__first != __last) |
| 3072 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 3073 | _ForwardIterator __temp = _VSTD::next(__first); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3074 | if (__temp == __last && *__first == '$') |
| 3075 | { |
| 3076 | __push_r_anchor(); |
| 3077 | ++__first; |
| 3078 | } |
| 3079 | } |
| 3080 | } |
| 3081 | if (__first != __last) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3082 | __throw_regex_error<regex_constants::__re_err_empty>(); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3083 | } |
| 3084 | return __first; |
| 3085 | } |
| 3086 | |
| 3087 | template <class _CharT, class _Traits> |
| 3088 | template <class _ForwardIterator> |
| 3089 | _ForwardIterator |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3090 | basic_regex<_CharT, _Traits>::__parse_extended_reg_exp(_ForwardIterator __first, |
| 3091 | _ForwardIterator __last) |
| 3092 | { |
Howard Hinnant | aa69808 | 2010-07-16 19:08:36 +0000 | [diff] [blame] | 3093 | __owns_one_state<_CharT>* __sa = __end_; |
| 3094 | _ForwardIterator __temp = __parse_ERE_branch(__first, __last); |
| 3095 | if (__temp == __first) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3096 | __throw_regex_error<regex_constants::__re_err_empty>(); |
Howard Hinnant | aa69808 | 2010-07-16 19:08:36 +0000 | [diff] [blame] | 3097 | __first = __temp; |
| 3098 | while (__first != __last && *__first == '|') |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3099 | { |
Howard Hinnant | aa69808 | 2010-07-16 19:08:36 +0000 | [diff] [blame] | 3100 | __owns_one_state<_CharT>* __sb = __end_; |
| 3101 | __temp = __parse_ERE_branch(++__first, __last); |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3102 | if (__temp == __first) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3103 | __throw_regex_error<regex_constants::__re_err_empty>(); |
Howard Hinnant | aa69808 | 2010-07-16 19:08:36 +0000 | [diff] [blame] | 3104 | __push_alternation(__sa, __sb); |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3105 | __first = __temp; |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3106 | } |
| 3107 | return __first; |
| 3108 | } |
| 3109 | |
| 3110 | template <class _CharT, class _Traits> |
| 3111 | template <class _ForwardIterator> |
| 3112 | _ForwardIterator |
| 3113 | basic_regex<_CharT, _Traits>::__parse_ERE_branch(_ForwardIterator __first, |
| 3114 | _ForwardIterator __last) |
| 3115 | { |
| 3116 | _ForwardIterator __temp = __parse_ERE_expression(__first, __last); |
| 3117 | if (__temp == __first) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3118 | __throw_regex_error<regex_constants::__re_err_empty>(); |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3119 | do |
| 3120 | { |
| 3121 | __first = __temp; |
| 3122 | __temp = __parse_ERE_expression(__first, __last); |
| 3123 | } while (__temp != __first); |
| 3124 | return __first; |
| 3125 | } |
| 3126 | |
| 3127 | template <class _CharT, class _Traits> |
| 3128 | template <class _ForwardIterator> |
| 3129 | _ForwardIterator |
| 3130 | basic_regex<_CharT, _Traits>::__parse_ERE_expression(_ForwardIterator __first, |
| 3131 | _ForwardIterator __last) |
| 3132 | { |
Howard Hinnant | aa69808 | 2010-07-16 19:08:36 +0000 | [diff] [blame] | 3133 | __owns_one_state<_CharT>* __e = __end_; |
| 3134 | unsigned __mexp_begin = __marked_count_; |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3135 | _ForwardIterator __temp = __parse_one_char_or_coll_elem_ERE(__first, __last); |
| 3136 | if (__temp == __first && __temp != __last) |
| 3137 | { |
| 3138 | switch (*__temp) |
| 3139 | { |
| 3140 | case '^': |
| 3141 | __push_l_anchor(); |
| 3142 | ++__temp; |
| 3143 | break; |
| 3144 | case '$': |
| 3145 | __push_r_anchor(); |
| 3146 | ++__temp; |
| 3147 | break; |
| 3148 | case '(': |
Howard Hinnant | 0dca5fc | 2010-06-30 20:30:19 +0000 | [diff] [blame] | 3149 | __push_begin_marked_subexpression(); |
| 3150 | unsigned __temp_count = __marked_count_; |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3151 | ++__open_count_; |
| 3152 | __temp = __parse_extended_reg_exp(++__temp, __last); |
| 3153 | if (__temp == __last || *__temp != ')') |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3154 | __throw_regex_error<regex_constants::error_paren>(); |
Howard Hinnant | 0dca5fc | 2010-06-30 20:30:19 +0000 | [diff] [blame] | 3155 | __push_end_marked_subexpression(__temp_count); |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3156 | --__open_count_; |
| 3157 | ++__temp; |
| 3158 | break; |
| 3159 | } |
| 3160 | } |
| 3161 | if (__temp != __first) |
Howard Hinnant | aa69808 | 2010-07-16 19:08:36 +0000 | [diff] [blame] | 3162 | __temp = __parse_ERE_dupl_symbol(__temp, __last, __e, __mexp_begin+1, |
| 3163 | __marked_count_+1); |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3164 | __first = __temp; |
| 3165 | return __first; |
| 3166 | } |
| 3167 | |
| 3168 | template <class _CharT, class _Traits> |
| 3169 | template <class _ForwardIterator> |
| 3170 | _ForwardIterator |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3171 | basic_regex<_CharT, _Traits>::__parse_RE_expression(_ForwardIterator __first, |
| 3172 | _ForwardIterator __last) |
| 3173 | { |
| 3174 | while (true) |
| 3175 | { |
| 3176 | _ForwardIterator __temp = __parse_simple_RE(__first, __last); |
| 3177 | if (__temp == __first) |
| 3178 | break; |
| 3179 | __first = __temp; |
| 3180 | } |
| 3181 | return __first; |
| 3182 | } |
| 3183 | |
| 3184 | template <class _CharT, class _Traits> |
| 3185 | template <class _ForwardIterator> |
| 3186 | _ForwardIterator |
| 3187 | basic_regex<_CharT, _Traits>::__parse_simple_RE(_ForwardIterator __first, |
| 3188 | _ForwardIterator __last) |
| 3189 | { |
| 3190 | if (__first != __last) |
| 3191 | { |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 3192 | __owns_one_state<_CharT>* __e = __end_; |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 3193 | unsigned __mexp_begin = __marked_count_; |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3194 | _ForwardIterator __temp = __parse_nondupl_RE(__first, __last); |
| 3195 | if (__temp != __first) |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 3196 | __first = __parse_RE_dupl_symbol(__temp, __last, __e, |
| 3197 | __mexp_begin+1, __marked_count_+1); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3198 | } |
| 3199 | return __first; |
| 3200 | } |
| 3201 | |
| 3202 | template <class _CharT, class _Traits> |
| 3203 | template <class _ForwardIterator> |
| 3204 | _ForwardIterator |
| 3205 | basic_regex<_CharT, _Traits>::__parse_nondupl_RE(_ForwardIterator __first, |
| 3206 | _ForwardIterator __last) |
| 3207 | { |
| 3208 | _ForwardIterator __temp = __first; |
| 3209 | __first = __parse_one_char_or_coll_elem_RE(__first, __last); |
| 3210 | if (__temp == __first) |
| 3211 | { |
| 3212 | __temp = __parse_Back_open_paren(__first, __last); |
| 3213 | if (__temp != __first) |
| 3214 | { |
Howard Hinnant | 0dca5fc | 2010-06-30 20:30:19 +0000 | [diff] [blame] | 3215 | __push_begin_marked_subexpression(); |
| 3216 | unsigned __temp_count = __marked_count_; |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3217 | __first = __parse_RE_expression(__temp, __last); |
| 3218 | __temp = __parse_Back_close_paren(__first, __last); |
| 3219 | if (__temp == __first) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3220 | __throw_regex_error<regex_constants::error_paren>(); |
Howard Hinnant | 0dca5fc | 2010-06-30 20:30:19 +0000 | [diff] [blame] | 3221 | __push_end_marked_subexpression(__temp_count); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3222 | __first = __temp; |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3223 | } |
| 3224 | else |
| 3225 | __first = __parse_BACKREF(__first, __last); |
| 3226 | } |
| 3227 | return __first; |
| 3228 | } |
| 3229 | |
| 3230 | template <class _CharT, class _Traits> |
| 3231 | template <class _ForwardIterator> |
| 3232 | _ForwardIterator |
| 3233 | basic_regex<_CharT, _Traits>::__parse_one_char_or_coll_elem_RE( |
| 3234 | _ForwardIterator __first, |
| 3235 | _ForwardIterator __last) |
| 3236 | { |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3237 | _ForwardIterator __temp = __parse_ORD_CHAR(__first, __last); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3238 | if (__temp == __first) |
| 3239 | { |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3240 | __temp = __parse_QUOTED_CHAR(__first, __last); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3241 | if (__temp == __first) |
| 3242 | { |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3243 | if (__temp != __last && *__temp == '.') |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3244 | { |
| 3245 | __push_match_any(); |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3246 | ++__temp; |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3247 | } |
| 3248 | else |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3249 | __temp = __parse_bracket_expression(__first, __last); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3250 | } |
| 3251 | } |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3252 | __first = __temp; |
| 3253 | return __first; |
| 3254 | } |
| 3255 | |
| 3256 | template <class _CharT, class _Traits> |
| 3257 | template <class _ForwardIterator> |
| 3258 | _ForwardIterator |
| 3259 | basic_regex<_CharT, _Traits>::__parse_one_char_or_coll_elem_ERE( |
| 3260 | _ForwardIterator __first, |
| 3261 | _ForwardIterator __last) |
| 3262 | { |
| 3263 | _ForwardIterator __temp = __parse_ORD_CHAR_ERE(__first, __last); |
| 3264 | if (__temp == __first) |
| 3265 | { |
| 3266 | __temp = __parse_QUOTED_CHAR_ERE(__first, __last); |
| 3267 | if (__temp == __first) |
| 3268 | { |
| 3269 | if (__temp != __last && *__temp == '.') |
| 3270 | { |
| 3271 | __push_match_any(); |
| 3272 | ++__temp; |
| 3273 | } |
| 3274 | else |
| 3275 | __temp = __parse_bracket_expression(__first, __last); |
| 3276 | } |
| 3277 | } |
| 3278 | __first = __temp; |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3279 | return __first; |
| 3280 | } |
| 3281 | |
| 3282 | template <class _CharT, class _Traits> |
| 3283 | template <class _ForwardIterator> |
| 3284 | _ForwardIterator |
| 3285 | basic_regex<_CharT, _Traits>::__parse_Back_open_paren(_ForwardIterator __first, |
| 3286 | _ForwardIterator __last) |
| 3287 | { |
| 3288 | if (__first != __last) |
| 3289 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 3290 | _ForwardIterator __temp = _VSTD::next(__first); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3291 | if (__temp != __last) |
| 3292 | { |
| 3293 | if (*__first == '\\' && *__temp == '(') |
| 3294 | __first = ++__temp; |
| 3295 | } |
| 3296 | } |
| 3297 | return __first; |
| 3298 | } |
| 3299 | |
| 3300 | template <class _CharT, class _Traits> |
| 3301 | template <class _ForwardIterator> |
| 3302 | _ForwardIterator |
| 3303 | basic_regex<_CharT, _Traits>::__parse_Back_close_paren(_ForwardIterator __first, |
| 3304 | _ForwardIterator __last) |
| 3305 | { |
| 3306 | if (__first != __last) |
| 3307 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 3308 | _ForwardIterator __temp = _VSTD::next(__first); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3309 | if (__temp != __last) |
| 3310 | { |
| 3311 | if (*__first == '\\' && *__temp == ')') |
| 3312 | __first = ++__temp; |
| 3313 | } |
| 3314 | } |
| 3315 | return __first; |
| 3316 | } |
| 3317 | |
| 3318 | template <class _CharT, class _Traits> |
| 3319 | template <class _ForwardIterator> |
| 3320 | _ForwardIterator |
| 3321 | basic_regex<_CharT, _Traits>::__parse_Back_open_brace(_ForwardIterator __first, |
| 3322 | _ForwardIterator __last) |
| 3323 | { |
| 3324 | if (__first != __last) |
| 3325 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 3326 | _ForwardIterator __temp = _VSTD::next(__first); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3327 | if (__temp != __last) |
| 3328 | { |
| 3329 | if (*__first == '\\' && *__temp == '{') |
| 3330 | __first = ++__temp; |
| 3331 | } |
| 3332 | } |
| 3333 | return __first; |
| 3334 | } |
| 3335 | |
| 3336 | template <class _CharT, class _Traits> |
| 3337 | template <class _ForwardIterator> |
| 3338 | _ForwardIterator |
| 3339 | basic_regex<_CharT, _Traits>::__parse_Back_close_brace(_ForwardIterator __first, |
| 3340 | _ForwardIterator __last) |
| 3341 | { |
| 3342 | if (__first != __last) |
| 3343 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 3344 | _ForwardIterator __temp = _VSTD::next(__first); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3345 | if (__temp != __last) |
| 3346 | { |
| 3347 | if (*__first == '\\' && *__temp == '}') |
| 3348 | __first = ++__temp; |
| 3349 | } |
| 3350 | } |
| 3351 | return __first; |
| 3352 | } |
| 3353 | |
| 3354 | template <class _CharT, class _Traits> |
| 3355 | template <class _ForwardIterator> |
| 3356 | _ForwardIterator |
| 3357 | basic_regex<_CharT, _Traits>::__parse_BACKREF(_ForwardIterator __first, |
| 3358 | _ForwardIterator __last) |
| 3359 | { |
| 3360 | if (__first != __last) |
| 3361 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 3362 | _ForwardIterator __temp = _VSTD::next(__first); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3363 | if (__temp != __last) |
| 3364 | { |
Marshall Clow | 97f50f6 | 2014-01-18 03:40:03 +0000 | [diff] [blame] | 3365 | if (*__first == '\\') |
| 3366 | { |
| 3367 | int __val = __traits_.value(*__temp, 10); |
| 3368 | if (__val >= 1 && __val <= 9) |
| 3369 | { |
| 3370 | __push_back_ref(__val); |
| 3371 | __first = ++__temp; |
| 3372 | } |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3373 | } |
| 3374 | } |
| 3375 | } |
| 3376 | return __first; |
| 3377 | } |
| 3378 | |
| 3379 | template <class _CharT, class _Traits> |
| 3380 | template <class _ForwardIterator> |
| 3381 | _ForwardIterator |
| 3382 | basic_regex<_CharT, _Traits>::__parse_ORD_CHAR(_ForwardIterator __first, |
| 3383 | _ForwardIterator __last) |
| 3384 | { |
| 3385 | if (__first != __last) |
| 3386 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 3387 | _ForwardIterator __temp = _VSTD::next(__first); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3388 | if (__temp == __last && *__first == '$') |
| 3389 | return __first; |
| 3390 | // Not called inside a bracket |
| 3391 | if (*__first == '.' || *__first == '\\' || *__first == '[') |
| 3392 | return __first; |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3393 | __push_char(*__first); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3394 | ++__first; |
| 3395 | } |
| 3396 | return __first; |
| 3397 | } |
| 3398 | |
| 3399 | template <class _CharT, class _Traits> |
| 3400 | template <class _ForwardIterator> |
| 3401 | _ForwardIterator |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3402 | basic_regex<_CharT, _Traits>::__parse_ORD_CHAR_ERE(_ForwardIterator __first, |
| 3403 | _ForwardIterator __last) |
| 3404 | { |
| 3405 | if (__first != __last) |
| 3406 | { |
| 3407 | switch (*__first) |
| 3408 | { |
| 3409 | case '^': |
| 3410 | case '.': |
| 3411 | case '[': |
| 3412 | case '$': |
| 3413 | case '(': |
| 3414 | case '|': |
| 3415 | case '*': |
| 3416 | case '+': |
| 3417 | case '?': |
| 3418 | case '{': |
| 3419 | case '\\': |
| 3420 | break; |
| 3421 | case ')': |
| 3422 | if (__open_count_ == 0) |
| 3423 | { |
| 3424 | __push_char(*__first); |
| 3425 | ++__first; |
| 3426 | } |
| 3427 | break; |
| 3428 | default: |
| 3429 | __push_char(*__first); |
| 3430 | ++__first; |
| 3431 | break; |
| 3432 | } |
| 3433 | } |
| 3434 | return __first; |
| 3435 | } |
| 3436 | |
| 3437 | template <class _CharT, class _Traits> |
| 3438 | template <class _ForwardIterator> |
| 3439 | _ForwardIterator |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3440 | basic_regex<_CharT, _Traits>::__parse_QUOTED_CHAR(_ForwardIterator __first, |
| 3441 | _ForwardIterator __last) |
| 3442 | { |
| 3443 | if (__first != __last) |
| 3444 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 3445 | _ForwardIterator __temp = _VSTD::next(__first); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3446 | if (__temp != __last) |
| 3447 | { |
| 3448 | if (*__first == '\\') |
| 3449 | { |
| 3450 | switch (*__temp) |
| 3451 | { |
| 3452 | case '^': |
| 3453 | case '.': |
| 3454 | case '*': |
| 3455 | case '[': |
| 3456 | case '$': |
| 3457 | case '\\': |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3458 | __push_char(*__temp); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3459 | __first = ++__temp; |
| 3460 | break; |
| 3461 | } |
| 3462 | } |
| 3463 | } |
| 3464 | } |
| 3465 | return __first; |
| 3466 | } |
| 3467 | |
| 3468 | template <class _CharT, class _Traits> |
| 3469 | template <class _ForwardIterator> |
| 3470 | _ForwardIterator |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3471 | basic_regex<_CharT, _Traits>::__parse_QUOTED_CHAR_ERE(_ForwardIterator __first, |
| 3472 | _ForwardIterator __last) |
| 3473 | { |
| 3474 | if (__first != __last) |
| 3475 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 3476 | _ForwardIterator __temp = _VSTD::next(__first); |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3477 | if (__temp != __last) |
| 3478 | { |
| 3479 | if (*__first == '\\') |
| 3480 | { |
| 3481 | switch (*__temp) |
| 3482 | { |
| 3483 | case '^': |
| 3484 | case '.': |
| 3485 | case '*': |
| 3486 | case '[': |
| 3487 | case '$': |
| 3488 | case '\\': |
| 3489 | case '(': |
| 3490 | case ')': |
| 3491 | case '|': |
| 3492 | case '+': |
| 3493 | case '?': |
| 3494 | case '{': |
Howard Hinnant | c1ecd97 | 2013-06-28 20:31:05 +0000 | [diff] [blame] | 3495 | case '}': |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3496 | __push_char(*__temp); |
| 3497 | __first = ++__temp; |
| 3498 | break; |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 3499 | default: |
| 3500 | if ((__flags_ & 0x1F0) == awk) |
| 3501 | __first = __parse_awk_escape(++__first, __last); |
| 3502 | break; |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3503 | } |
| 3504 | } |
| 3505 | } |
| 3506 | } |
| 3507 | return __first; |
| 3508 | } |
| 3509 | |
| 3510 | template <class _CharT, class _Traits> |
| 3511 | template <class _ForwardIterator> |
| 3512 | _ForwardIterator |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3513 | basic_regex<_CharT, _Traits>::__parse_RE_dupl_symbol(_ForwardIterator __first, |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 3514 | _ForwardIterator __last, |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 3515 | __owns_one_state<_CharT>* __s, |
| 3516 | unsigned __mexp_begin, |
| 3517 | unsigned __mexp_end) |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3518 | { |
| 3519 | if (__first != __last) |
| 3520 | { |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3521 | if (*__first == '*') |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3522 | { |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 3523 | __push_greedy_inf_repeat(0, __s, __mexp_begin, __mexp_end); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3524 | ++__first; |
| 3525 | } |
| 3526 | else |
| 3527 | { |
| 3528 | _ForwardIterator __temp = __parse_Back_open_brace(__first, __last); |
| 3529 | if (__temp != __first) |
| 3530 | { |
| 3531 | int __min = 0; |
| 3532 | __first = __temp; |
| 3533 | __temp = __parse_DUP_COUNT(__first, __last, __min); |
| 3534 | if (__temp == __first) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3535 | __throw_regex_error<regex_constants::error_badbrace>(); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3536 | __first = __temp; |
| 3537 | if (__first == __last) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3538 | __throw_regex_error<regex_constants::error_brace>(); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3539 | if (*__first != ',') |
| 3540 | { |
| 3541 | __temp = __parse_Back_close_brace(__first, __last); |
| 3542 | if (__temp == __first) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3543 | __throw_regex_error<regex_constants::error_brace>(); |
Howard Hinnant | cba352d | 2010-07-12 18:16:05 +0000 | [diff] [blame] | 3544 | __push_loop(__min, __min, __s, __mexp_begin, __mexp_end, |
| 3545 | true); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3546 | __first = __temp; |
| 3547 | } |
| 3548 | else |
| 3549 | { |
| 3550 | ++__first; // consume ',' |
| 3551 | int __max = -1; |
| 3552 | __first = __parse_DUP_COUNT(__first, __last, __max); |
| 3553 | __temp = __parse_Back_close_brace(__first, __last); |
| 3554 | if (__temp == __first) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3555 | __throw_regex_error<regex_constants::error_brace>(); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3556 | if (__max == -1) |
Howard Hinnant | aa69808 | 2010-07-16 19:08:36 +0000 | [diff] [blame] | 3557 | __push_greedy_inf_repeat(__min, __s, __mexp_begin, __mexp_end); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3558 | else |
| 3559 | { |
| 3560 | if (__max < __min) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3561 | __throw_regex_error<regex_constants::error_badbrace>(); |
Howard Hinnant | cba352d | 2010-07-12 18:16:05 +0000 | [diff] [blame] | 3562 | __push_loop(__min, __max, __s, __mexp_begin, __mexp_end, |
| 3563 | true); |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 3564 | } |
| 3565 | __first = __temp; |
| 3566 | } |
| 3567 | } |
| 3568 | } |
| 3569 | } |
| 3570 | return __first; |
| 3571 | } |
| 3572 | |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3573 | template <class _CharT, class _Traits> |
| 3574 | template <class _ForwardIterator> |
| 3575 | _ForwardIterator |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3576 | basic_regex<_CharT, _Traits>::__parse_ERE_dupl_symbol(_ForwardIterator __first, |
Howard Hinnant | aa69808 | 2010-07-16 19:08:36 +0000 | [diff] [blame] | 3577 | _ForwardIterator __last, |
| 3578 | __owns_one_state<_CharT>* __s, |
| 3579 | unsigned __mexp_begin, |
| 3580 | unsigned __mexp_end) |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3581 | { |
| 3582 | if (__first != __last) |
| 3583 | { |
Howard Hinnant | a0d045b | 2010-07-29 00:36:00 +0000 | [diff] [blame] | 3584 | unsigned __grammar = __flags_ & 0x1F0; |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3585 | switch (*__first) |
| 3586 | { |
| 3587 | case '*': |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3588 | ++__first; |
Howard Hinnant | a0d045b | 2010-07-29 00:36:00 +0000 | [diff] [blame] | 3589 | if (__grammar == ECMAScript && __first != __last && *__first == '?') |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 3590 | { |
| 3591 | ++__first; |
| 3592 | __push_nongreedy_inf_repeat(0, __s, __mexp_begin, __mexp_end); |
| 3593 | } |
| 3594 | else |
| 3595 | __push_greedy_inf_repeat(0, __s, __mexp_begin, __mexp_end); |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3596 | break; |
| 3597 | case '+': |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3598 | ++__first; |
Howard Hinnant | a0d045b | 2010-07-29 00:36:00 +0000 | [diff] [blame] | 3599 | if (__grammar == ECMAScript && __first != __last && *__first == '?') |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 3600 | { |
| 3601 | ++__first; |
| 3602 | __push_nongreedy_inf_repeat(1, __s, __mexp_begin, __mexp_end); |
| 3603 | } |
| 3604 | else |
| 3605 | __push_greedy_inf_repeat(1, __s, __mexp_begin, __mexp_end); |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3606 | break; |
| 3607 | case '?': |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3608 | ++__first; |
Howard Hinnant | a0d045b | 2010-07-29 00:36:00 +0000 | [diff] [blame] | 3609 | if (__grammar == ECMAScript && __first != __last && *__first == '?') |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 3610 | { |
| 3611 | ++__first; |
| 3612 | __push_loop(0, 1, __s, __mexp_begin, __mexp_end, false); |
| 3613 | } |
| 3614 | else |
| 3615 | __push_loop(0, 1, __s, __mexp_begin, __mexp_end); |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3616 | break; |
| 3617 | case '{': |
| 3618 | { |
| 3619 | int __min; |
Howard Hinnant | aa69808 | 2010-07-16 19:08:36 +0000 | [diff] [blame] | 3620 | _ForwardIterator __temp = __parse_DUP_COUNT(++__first, __last, __min); |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3621 | if (__temp == __first) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3622 | __throw_regex_error<regex_constants::error_badbrace>(); |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3623 | __first = __temp; |
| 3624 | if (__first == __last) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3625 | __throw_regex_error<regex_constants::error_brace>(); |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3626 | switch (*__first) |
| 3627 | { |
| 3628 | case '}': |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3629 | ++__first; |
Howard Hinnant | a0d045b | 2010-07-29 00:36:00 +0000 | [diff] [blame] | 3630 | if (__grammar == ECMAScript && __first != __last && *__first == '?') |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 3631 | { |
| 3632 | ++__first; |
| 3633 | __push_loop(__min, __min, __s, __mexp_begin, __mexp_end, false); |
| 3634 | } |
| 3635 | else |
| 3636 | __push_loop(__min, __min, __s, __mexp_begin, __mexp_end); |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3637 | break; |
| 3638 | case ',': |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 3639 | ++__first; |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 3640 | if (__first == __last) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3641 | __throw_regex_error<regex_constants::error_badbrace>(); |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3642 | if (*__first == '}') |
| 3643 | { |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3644 | ++__first; |
Howard Hinnant | a0d045b | 2010-07-29 00:36:00 +0000 | [diff] [blame] | 3645 | if (__grammar == ECMAScript && __first != __last && *__first == '?') |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 3646 | { |
| 3647 | ++__first; |
| 3648 | __push_nongreedy_inf_repeat(__min, __s, __mexp_begin, __mexp_end); |
| 3649 | } |
| 3650 | else |
| 3651 | __push_greedy_inf_repeat(__min, __s, __mexp_begin, __mexp_end); |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3652 | } |
| 3653 | else |
| 3654 | { |
Howard Hinnant | aa69808 | 2010-07-16 19:08:36 +0000 | [diff] [blame] | 3655 | int __max = -1; |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3656 | __temp = __parse_DUP_COUNT(__first, __last, __max); |
| 3657 | if (__temp == __first) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3658 | __throw_regex_error<regex_constants::error_brace>(); |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3659 | __first = __temp; |
| 3660 | if (__first == __last || *__first != '}') |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3661 | __throw_regex_error<regex_constants::error_brace>(); |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3662 | ++__first; |
| 3663 | if (__max < __min) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3664 | __throw_regex_error<regex_constants::error_badbrace>(); |
Howard Hinnant | a0d045b | 2010-07-29 00:36:00 +0000 | [diff] [blame] | 3665 | if (__grammar == ECMAScript && __first != __last && *__first == '?') |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 3666 | { |
| 3667 | ++__first; |
| 3668 | __push_loop(__min, __max, __s, __mexp_begin, __mexp_end, false); |
| 3669 | } |
| 3670 | else |
| 3671 | __push_loop(__min, __max, __s, __mexp_begin, __mexp_end); |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3672 | } |
Howard Hinnant | aa69808 | 2010-07-16 19:08:36 +0000 | [diff] [blame] | 3673 | break; |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3674 | default: |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3675 | __throw_regex_error<regex_constants::error_badbrace>(); |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 3676 | } |
| 3677 | } |
| 3678 | break; |
| 3679 | } |
| 3680 | } |
| 3681 | return __first; |
| 3682 | } |
| 3683 | |
| 3684 | template <class _CharT, class _Traits> |
| 3685 | template <class _ForwardIterator> |
| 3686 | _ForwardIterator |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3687 | basic_regex<_CharT, _Traits>::__parse_bracket_expression(_ForwardIterator __first, |
| 3688 | _ForwardIterator __last) |
| 3689 | { |
| 3690 | if (__first != __last && *__first == '[') |
| 3691 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 3692 | ++__first; |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 3693 | if (__first == __last) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3694 | __throw_regex_error<regex_constants::error_brack>(); |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 3695 | bool __negate = false; |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3696 | if (*__first == '^') |
| 3697 | { |
| 3698 | ++__first; |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 3699 | __negate = true; |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3700 | } |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 3701 | __bracket_expression<_CharT, _Traits>* __ml = __start_matching_list(__negate); |
| 3702 | // __ml owned by *this |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3703 | if (__first == __last) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3704 | __throw_regex_error<regex_constants::error_brack>(); |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 3705 | if ((__flags_ & 0x1F0) != ECMAScript && *__first == ']') |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3706 | { |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 3707 | __ml->__add_char(']'); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3708 | ++__first; |
| 3709 | } |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 3710 | __first = __parse_follow_list(__first, __last, __ml); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3711 | if (__first == __last) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3712 | __throw_regex_error<regex_constants::error_brack>(); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3713 | if (*__first == '-') |
| 3714 | { |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 3715 | __ml->__add_char('-'); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3716 | ++__first; |
| 3717 | } |
| 3718 | if (__first == __last || *__first != ']') |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3719 | __throw_regex_error<regex_constants::error_brack>(); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3720 | ++__first; |
| 3721 | } |
| 3722 | return __first; |
| 3723 | } |
| 3724 | |
| 3725 | template <class _CharT, class _Traits> |
| 3726 | template <class _ForwardIterator> |
| 3727 | _ForwardIterator |
| 3728 | basic_regex<_CharT, _Traits>::__parse_follow_list(_ForwardIterator __first, |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 3729 | _ForwardIterator __last, |
| 3730 | __bracket_expression<_CharT, _Traits>* __ml) |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3731 | { |
| 3732 | if (__first != __last) |
| 3733 | { |
| 3734 | while (true) |
| 3735 | { |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 3736 | _ForwardIterator __temp = __parse_expression_term(__first, __last, |
| 3737 | __ml); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3738 | if (__temp == __first) |
| 3739 | break; |
| 3740 | __first = __temp; |
| 3741 | } |
| 3742 | } |
| 3743 | return __first; |
| 3744 | } |
| 3745 | |
| 3746 | template <class _CharT, class _Traits> |
| 3747 | template <class _ForwardIterator> |
| 3748 | _ForwardIterator |
| 3749 | basic_regex<_CharT, _Traits>::__parse_expression_term(_ForwardIterator __first, |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 3750 | _ForwardIterator __last, |
| 3751 | __bracket_expression<_CharT, _Traits>* __ml) |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3752 | { |
| 3753 | if (__first != __last && *__first != ']') |
| 3754 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 3755 | _ForwardIterator __temp = _VSTD::next(__first); |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 3756 | basic_string<_CharT> __start_range; |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3757 | if (__temp != __last && *__first == '[') |
| 3758 | { |
| 3759 | if (*__temp == '=') |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 3760 | return __parse_equivalence_class(++__temp, __last, __ml); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3761 | else if (*__temp == ':') |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 3762 | return __parse_character_class(++__temp, __last, __ml); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3763 | else if (*__temp == '.') |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 3764 | __first = __parse_collating_symbol(++__temp, __last, __start_range); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3765 | } |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 3766 | unsigned __grammar = __flags_ & 0x1F0; |
| 3767 | if (__start_range.empty()) |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3768 | { |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 3769 | if ((__grammar == ECMAScript || __grammar == awk) && *__first == '\\') |
| 3770 | { |
| 3771 | if (__grammar == ECMAScript) |
| 3772 | __first = __parse_class_escape(++__first, __last, __start_range, __ml); |
| 3773 | else |
| 3774 | __first = __parse_awk_escape(++__first, __last, &__start_range); |
| 3775 | } |
| 3776 | else |
| 3777 | { |
| 3778 | __start_range = *__first; |
| 3779 | ++__first; |
| 3780 | } |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3781 | } |
| 3782 | if (__first != __last && *__first != ']') |
| 3783 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 3784 | __temp = _VSTD::next(__first); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3785 | if (__temp != __last && *__first == '-' && *__temp != ']') |
| 3786 | { |
| 3787 | // parse a range |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 3788 | basic_string<_CharT> __end_range; |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3789 | __first = __temp; |
| 3790 | ++__temp; |
| 3791 | if (__temp != __last && *__first == '[' && *__temp == '.') |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 3792 | __first = __parse_collating_symbol(++__temp, __last, __end_range); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3793 | else |
| 3794 | { |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 3795 | if ((__grammar == ECMAScript || __grammar == awk) && *__first == '\\') |
| 3796 | { |
| 3797 | if (__grammar == ECMAScript) |
| 3798 | __first = __parse_class_escape(++__first, __last, |
| 3799 | __end_range, __ml); |
| 3800 | else |
| 3801 | __first = __parse_awk_escape(++__first, __last, |
| 3802 | &__end_range); |
| 3803 | } |
| 3804 | else |
| 3805 | { |
| 3806 | __end_range = *__first; |
| 3807 | ++__first; |
| 3808 | } |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3809 | } |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 3810 | __ml->__add_range(_VSTD::move(__start_range), _VSTD::move(__end_range)); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3811 | } |
Howard Hinnant | 499cea1 | 2013-08-23 17:37:05 +0000 | [diff] [blame] | 3812 | else if (!__start_range.empty()) |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 3813 | { |
| 3814 | if (__start_range.size() == 1) |
| 3815 | __ml->__add_char(__start_range[0]); |
| 3816 | else |
| 3817 | __ml->__add_digraph(__start_range[0], __start_range[1]); |
| 3818 | } |
| 3819 | } |
Howard Hinnant | 499cea1 | 2013-08-23 17:37:05 +0000 | [diff] [blame] | 3820 | else if (!__start_range.empty()) |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 3821 | { |
| 3822 | if (__start_range.size() == 1) |
| 3823 | __ml->__add_char(__start_range[0]); |
| 3824 | else |
| 3825 | __ml->__add_digraph(__start_range[0], __start_range[1]); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3826 | } |
| 3827 | } |
| 3828 | return __first; |
| 3829 | } |
| 3830 | |
| 3831 | template <class _CharT, class _Traits> |
| 3832 | template <class _ForwardIterator> |
| 3833 | _ForwardIterator |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 3834 | basic_regex<_CharT, _Traits>::__parse_class_escape(_ForwardIterator __first, |
| 3835 | _ForwardIterator __last, |
| 3836 | basic_string<_CharT>& __str, |
| 3837 | __bracket_expression<_CharT, _Traits>* __ml) |
| 3838 | { |
| 3839 | if (__first == __last) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3840 | __throw_regex_error<regex_constants::error_escape>(); |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 3841 | switch (*__first) |
| 3842 | { |
| 3843 | case 0: |
| 3844 | __str = *__first; |
| 3845 | return ++__first; |
| 3846 | case 'b': |
| 3847 | __str = _CharT(8); |
| 3848 | return ++__first; |
| 3849 | case 'd': |
| 3850 | __ml->__add_class(ctype_base::digit); |
| 3851 | return ++__first; |
| 3852 | case 'D': |
| 3853 | __ml->__add_neg_class(ctype_base::digit); |
| 3854 | return ++__first; |
| 3855 | case 's': |
| 3856 | __ml->__add_class(ctype_base::space); |
| 3857 | return ++__first; |
| 3858 | case 'S': |
| 3859 | __ml->__add_neg_class(ctype_base::space); |
| 3860 | return ++__first; |
| 3861 | case 'w': |
| 3862 | __ml->__add_class(ctype_base::alnum); |
| 3863 | __ml->__add_char('_'); |
| 3864 | return ++__first; |
| 3865 | case 'W': |
| 3866 | __ml->__add_neg_class(ctype_base::alnum); |
| 3867 | __ml->__add_neg_char('_'); |
| 3868 | return ++__first; |
| 3869 | } |
| 3870 | __first = __parse_character_escape(__first, __last, &__str); |
| 3871 | return __first; |
| 3872 | } |
| 3873 | |
| 3874 | template <class _CharT, class _Traits> |
| 3875 | template <class _ForwardIterator> |
| 3876 | _ForwardIterator |
| 3877 | basic_regex<_CharT, _Traits>::__parse_awk_escape(_ForwardIterator __first, |
| 3878 | _ForwardIterator __last, |
| 3879 | basic_string<_CharT>* __str) |
| 3880 | { |
| 3881 | if (__first == __last) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3882 | __throw_regex_error<regex_constants::error_escape>(); |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 3883 | switch (*__first) |
| 3884 | { |
| 3885 | case '\\': |
| 3886 | case '"': |
| 3887 | case '/': |
| 3888 | if (__str) |
| 3889 | *__str = *__first; |
| 3890 | else |
| 3891 | __push_char(*__first); |
| 3892 | return ++__first; |
| 3893 | case 'a': |
| 3894 | if (__str) |
| 3895 | *__str = _CharT(7); |
| 3896 | else |
| 3897 | __push_char(_CharT(7)); |
| 3898 | return ++__first; |
| 3899 | case 'b': |
| 3900 | if (__str) |
| 3901 | *__str = _CharT(8); |
| 3902 | else |
| 3903 | __push_char(_CharT(8)); |
| 3904 | return ++__first; |
| 3905 | case 'f': |
| 3906 | if (__str) |
| 3907 | *__str = _CharT(0xC); |
| 3908 | else |
| 3909 | __push_char(_CharT(0xC)); |
| 3910 | return ++__first; |
| 3911 | case 'n': |
| 3912 | if (__str) |
| 3913 | *__str = _CharT(0xA); |
| 3914 | else |
| 3915 | __push_char(_CharT(0xA)); |
| 3916 | return ++__first; |
| 3917 | case 'r': |
| 3918 | if (__str) |
| 3919 | *__str = _CharT(0xD); |
| 3920 | else |
| 3921 | __push_char(_CharT(0xD)); |
| 3922 | return ++__first; |
| 3923 | case 't': |
| 3924 | if (__str) |
| 3925 | *__str = _CharT(0x9); |
| 3926 | else |
| 3927 | __push_char(_CharT(0x9)); |
| 3928 | return ++__first; |
| 3929 | case 'v': |
| 3930 | if (__str) |
| 3931 | *__str = _CharT(0xB); |
| 3932 | else |
| 3933 | __push_char(_CharT(0xB)); |
| 3934 | return ++__first; |
| 3935 | } |
| 3936 | if ('0' <= *__first && *__first <= '7') |
| 3937 | { |
| 3938 | unsigned __val = *__first - '0'; |
| 3939 | if (++__first != __last && ('0' <= *__first && *__first <= '7')) |
| 3940 | { |
| 3941 | __val = 8 * __val + *__first - '0'; |
| 3942 | if (++__first != __last && ('0' <= *__first && *__first <= '7')) |
Howard Hinnant | dbc8cf0 | 2013-07-02 17:43:31 +0000 | [diff] [blame] | 3943 | __val = 8 * __val + *__first++ - '0'; |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 3944 | } |
| 3945 | if (__str) |
| 3946 | *__str = _CharT(__val); |
| 3947 | else |
| 3948 | __push_char(_CharT(__val)); |
| 3949 | } |
| 3950 | else |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3951 | __throw_regex_error<regex_constants::error_escape>(); |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 3952 | return __first; |
| 3953 | } |
| 3954 | |
| 3955 | template <class _CharT, class _Traits> |
| 3956 | template <class _ForwardIterator> |
| 3957 | _ForwardIterator |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3958 | basic_regex<_CharT, _Traits>::__parse_equivalence_class(_ForwardIterator __first, |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 3959 | _ForwardIterator __last, |
| 3960 | __bracket_expression<_CharT, _Traits>* __ml) |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3961 | { |
| 3962 | // Found [= |
| 3963 | // This means =] must exist |
| 3964 | value_type _Equal_close[2] = {'=', ']'}; |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 3965 | _ForwardIterator __temp = _VSTD::search(__first, __last, _Equal_close, |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3966 | _Equal_close+2); |
| 3967 | if (__temp == __last) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3968 | __throw_regex_error<regex_constants::error_brack>(); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3969 | // [__first, __temp) contains all text in [= ... =] |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3970 | string_type __collate_name = |
| 3971 | __traits_.lookup_collatename(__first, __temp); |
| 3972 | if (__collate_name.empty()) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3973 | __throw_regex_error<regex_constants::error_collate>(); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3974 | string_type __equiv_name = |
| 3975 | __traits_.transform_primary(__collate_name.begin(), |
| 3976 | __collate_name.end()); |
| 3977 | if (!__equiv_name.empty()) |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 3978 | __ml->__add_equivalence(__equiv_name); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3979 | else |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 3980 | { |
| 3981 | switch (__collate_name.size()) |
| 3982 | { |
| 3983 | case 1: |
| 3984 | __ml->__add_char(__collate_name[0]); |
| 3985 | break; |
| 3986 | case 2: |
| 3987 | __ml->__add_digraph(__collate_name[0], __collate_name[1]); |
| 3988 | break; |
| 3989 | default: |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 3990 | __throw_regex_error<regex_constants::error_collate>(); |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 3991 | } |
| 3992 | } |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 3993 | __first = _VSTD::next(__temp, 2); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 3994 | return __first; |
| 3995 | } |
| 3996 | |
| 3997 | template <class _CharT, class _Traits> |
| 3998 | template <class _ForwardIterator> |
| 3999 | _ForwardIterator |
| 4000 | basic_regex<_CharT, _Traits>::__parse_character_class(_ForwardIterator __first, |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 4001 | _ForwardIterator __last, |
| 4002 | __bracket_expression<_CharT, _Traits>* __ml) |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 4003 | { |
| 4004 | // Found [: |
| 4005 | // This means :] must exist |
| 4006 | value_type _Colon_close[2] = {':', ']'}; |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 4007 | _ForwardIterator __temp = _VSTD::search(__first, __last, _Colon_close, |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 4008 | _Colon_close+2); |
| 4009 | if (__temp == __last) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 4010 | __throw_regex_error<regex_constants::error_brack>(); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 4011 | // [__first, __temp) contains all text in [: ... :] |
| 4012 | typedef typename _Traits::char_class_type char_class_type; |
| 4013 | char_class_type __class_type = |
| 4014 | __traits_.lookup_classname(__first, __temp, __flags_ & icase); |
| 4015 | if (__class_type == 0) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 4016 | __throw_regex_error<regex_constants::error_brack>(); |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 4017 | __ml->__add_class(__class_type); |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 4018 | __first = _VSTD::next(__temp, 2); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 4019 | return __first; |
| 4020 | } |
| 4021 | |
| 4022 | template <class _CharT, class _Traits> |
| 4023 | template <class _ForwardIterator> |
| 4024 | _ForwardIterator |
| 4025 | basic_regex<_CharT, _Traits>::__parse_collating_symbol(_ForwardIterator __first, |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 4026 | _ForwardIterator __last, |
| 4027 | basic_string<_CharT>& __col_sym) |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 4028 | { |
| 4029 | // Found [. |
| 4030 | // This means .] must exist |
| 4031 | value_type _Dot_close[2] = {'.', ']'}; |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 4032 | _ForwardIterator __temp = _VSTD::search(__first, __last, _Dot_close, |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 4033 | _Dot_close+2); |
| 4034 | if (__temp == __last) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 4035 | __throw_regex_error<regex_constants::error_brack>(); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 4036 | // [__first, __temp) contains all text in [. ... .] |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 4037 | __col_sym = __traits_.lookup_collatename(__first, __temp); |
| 4038 | switch (__col_sym.size()) |
| 4039 | { |
| 4040 | case 1: |
| 4041 | case 2: |
| 4042 | break; |
| 4043 | default: |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 4044 | __throw_regex_error<regex_constants::error_collate>(); |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 4045 | } |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 4046 | __first = _VSTD::next(__temp, 2); |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 4047 | return __first; |
| 4048 | } |
| 4049 | |
| 4050 | template <class _CharT, class _Traits> |
| 4051 | template <class _ForwardIterator> |
| 4052 | _ForwardIterator |
| 4053 | basic_regex<_CharT, _Traits>::__parse_DUP_COUNT(_ForwardIterator __first, |
| 4054 | _ForwardIterator __last, |
| 4055 | int& __c) |
| 4056 | { |
Marshall Clow | 97f50f6 | 2014-01-18 03:40:03 +0000 | [diff] [blame] | 4057 | if (__first != __last ) |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 4058 | { |
Marshall Clow | 97f50f6 | 2014-01-18 03:40:03 +0000 | [diff] [blame] | 4059 | int __val = __traits_.value(*__first, 10); |
| 4060 | if ( __val != -1 ) |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 4061 | { |
Marshall Clow | 97f50f6 | 2014-01-18 03:40:03 +0000 | [diff] [blame] | 4062 | __c = __val; |
| 4063 | for (++__first; |
| 4064 | __first != __last && ( __val = __traits_.value(*__first, 10)) != -1; |
| 4065 | ++__first) |
| 4066 | { |
Marshall Clow | 278c0ba | 2017-10-19 17:39:16 +0000 | [diff] [blame] | 4067 | if (__c >= std::numeric_limits<int>::max() / 10) |
| 4068 | __throw_regex_error<regex_constants::error_badbrace>(); |
Marshall Clow | 97f50f6 | 2014-01-18 03:40:03 +0000 | [diff] [blame] | 4069 | __c *= 10; |
| 4070 | __c += __val; |
| 4071 | } |
Howard Hinnant | 0de86b6 | 2010-06-25 20:56:08 +0000 | [diff] [blame] | 4072 | } |
| 4073 | } |
| 4074 | return __first; |
| 4075 | } |
| 4076 | |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 4077 | template <class _CharT, class _Traits> |
Howard Hinnant | 2ade7c2 | 2010-07-22 17:53:24 +0000 | [diff] [blame] | 4078 | template <class _ForwardIterator> |
| 4079 | _ForwardIterator |
| 4080 | basic_regex<_CharT, _Traits>::__parse_ecma_exp(_ForwardIterator __first, |
| 4081 | _ForwardIterator __last) |
| 4082 | { |
| 4083 | __owns_one_state<_CharT>* __sa = __end_; |
| 4084 | _ForwardIterator __temp = __parse_alternative(__first, __last); |
| 4085 | if (__temp == __first) |
| 4086 | __push_empty(); |
| 4087 | __first = __temp; |
| 4088 | while (__first != __last && *__first == '|') |
| 4089 | { |
| 4090 | __owns_one_state<_CharT>* __sb = __end_; |
| 4091 | __temp = __parse_alternative(++__first, __last); |
| 4092 | if (__temp == __first) |
| 4093 | __push_empty(); |
| 4094 | __push_alternation(__sa, __sb); |
| 4095 | __first = __temp; |
| 4096 | } |
| 4097 | return __first; |
| 4098 | } |
| 4099 | |
| 4100 | template <class _CharT, class _Traits> |
| 4101 | template <class _ForwardIterator> |
| 4102 | _ForwardIterator |
| 4103 | basic_regex<_CharT, _Traits>::__parse_alternative(_ForwardIterator __first, |
| 4104 | _ForwardIterator __last) |
| 4105 | { |
| 4106 | while (true) |
| 4107 | { |
| 4108 | _ForwardIterator __temp = __parse_term(__first, __last); |
| 4109 | if (__temp == __first) |
| 4110 | break; |
| 4111 | __first = __temp; |
| 4112 | } |
| 4113 | return __first; |
| 4114 | } |
| 4115 | |
| 4116 | template <class _CharT, class _Traits> |
| 4117 | template <class _ForwardIterator> |
| 4118 | _ForwardIterator |
| 4119 | basic_regex<_CharT, _Traits>::__parse_term(_ForwardIterator __first, |
| 4120 | _ForwardIterator __last) |
| 4121 | { |
| 4122 | _ForwardIterator __temp = __parse_assertion(__first, __last); |
| 4123 | if (__temp == __first) |
| 4124 | { |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4125 | __owns_one_state<_CharT>* __e = __end_; |
| 4126 | unsigned __mexp_begin = __marked_count_; |
Howard Hinnant | 2ade7c2 | 2010-07-22 17:53:24 +0000 | [diff] [blame] | 4127 | __temp = __parse_atom(__first, __last); |
| 4128 | if (__temp != __first) |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4129 | __first = __parse_ERE_dupl_symbol(__temp, __last, __e, |
| 4130 | __mexp_begin+1, __marked_count_+1); |
Howard Hinnant | 2ade7c2 | 2010-07-22 17:53:24 +0000 | [diff] [blame] | 4131 | } |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4132 | else |
| 4133 | __first = __temp; |
Howard Hinnant | 2ade7c2 | 2010-07-22 17:53:24 +0000 | [diff] [blame] | 4134 | return __first; |
| 4135 | } |
| 4136 | |
| 4137 | template <class _CharT, class _Traits> |
| 4138 | template <class _ForwardIterator> |
| 4139 | _ForwardIterator |
| 4140 | basic_regex<_CharT, _Traits>::__parse_assertion(_ForwardIterator __first, |
| 4141 | _ForwardIterator __last) |
| 4142 | { |
| 4143 | if (__first != __last) |
| 4144 | { |
| 4145 | switch (*__first) |
| 4146 | { |
| 4147 | case '^': |
| 4148 | __push_l_anchor(); |
| 4149 | ++__first; |
| 4150 | break; |
| 4151 | case '$': |
| 4152 | __push_r_anchor(); |
| 4153 | ++__first; |
| 4154 | break; |
| 4155 | case '\\': |
| 4156 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 4157 | _ForwardIterator __temp = _VSTD::next(__first); |
Howard Hinnant | 2ade7c2 | 2010-07-22 17:53:24 +0000 | [diff] [blame] | 4158 | if (__temp != __last) |
| 4159 | { |
| 4160 | if (*__temp == 'b') |
| 4161 | { |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4162 | __push_word_boundary(false); |
Howard Hinnant | 2ade7c2 | 2010-07-22 17:53:24 +0000 | [diff] [blame] | 4163 | __first = ++__temp; |
| 4164 | } |
| 4165 | else if (*__temp == 'B') |
| 4166 | { |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4167 | __push_word_boundary(true); |
Howard Hinnant | 2ade7c2 | 2010-07-22 17:53:24 +0000 | [diff] [blame] | 4168 | __first = ++__temp; |
| 4169 | } |
| 4170 | } |
| 4171 | } |
| 4172 | break; |
| 4173 | case '(': |
| 4174 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 4175 | _ForwardIterator __temp = _VSTD::next(__first); |
Howard Hinnant | 2ade7c2 | 2010-07-22 17:53:24 +0000 | [diff] [blame] | 4176 | if (__temp != __last && *__temp == '?') |
| 4177 | { |
| 4178 | if (++__temp != __last) |
| 4179 | { |
| 4180 | switch (*__temp) |
| 4181 | { |
| 4182 | case '=': |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 4183 | { |
| 4184 | basic_regex __exp; |
| 4185 | __exp.__flags_ = __flags_; |
| 4186 | __temp = __exp.__parse(++__temp, __last); |
Howard Hinnant | cd59acc | 2013-07-23 16:18:04 +0000 | [diff] [blame] | 4187 | unsigned __mexp = __exp.__marked_count_; |
| 4188 | __push_lookahead(_VSTD::move(__exp), false, __marked_count_); |
| 4189 | __marked_count_ += __mexp; |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 4190 | if (__temp == __last || *__temp != ')') |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 4191 | __throw_regex_error<regex_constants::error_paren>(); |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 4192 | __first = ++__temp; |
| 4193 | } |
Howard Hinnant | 2ade7c2 | 2010-07-22 17:53:24 +0000 | [diff] [blame] | 4194 | break; |
| 4195 | case '!': |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 4196 | { |
| 4197 | basic_regex __exp; |
| 4198 | __exp.__flags_ = __flags_; |
| 4199 | __temp = __exp.__parse(++__temp, __last); |
Howard Hinnant | cd59acc | 2013-07-23 16:18:04 +0000 | [diff] [blame] | 4200 | unsigned __mexp = __exp.__marked_count_; |
| 4201 | __push_lookahead(_VSTD::move(__exp), true, __marked_count_); |
| 4202 | __marked_count_ += __mexp; |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 4203 | if (__temp == __last || *__temp != ')') |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 4204 | __throw_regex_error<regex_constants::error_paren>(); |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 4205 | __first = ++__temp; |
| 4206 | } |
Howard Hinnant | 2ade7c2 | 2010-07-22 17:53:24 +0000 | [diff] [blame] | 4207 | break; |
| 4208 | } |
| 4209 | } |
| 4210 | } |
| 4211 | } |
| 4212 | break; |
| 4213 | } |
| 4214 | } |
| 4215 | return __first; |
| 4216 | } |
| 4217 | |
| 4218 | template <class _CharT, class _Traits> |
| 4219 | template <class _ForwardIterator> |
| 4220 | _ForwardIterator |
| 4221 | basic_regex<_CharT, _Traits>::__parse_atom(_ForwardIterator __first, |
| 4222 | _ForwardIterator __last) |
| 4223 | { |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4224 | if (__first != __last) |
| 4225 | { |
| 4226 | switch (*__first) |
| 4227 | { |
| 4228 | case '.': |
| 4229 | __push_match_any_but_newline(); |
| 4230 | ++__first; |
| 4231 | break; |
| 4232 | case '\\': |
| 4233 | __first = __parse_atom_escape(__first, __last); |
| 4234 | break; |
| 4235 | case '[': |
| 4236 | __first = __parse_bracket_expression(__first, __last); |
| 4237 | break; |
| 4238 | case '(': |
| 4239 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 4240 | ++__first; |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 4241 | if (__first == __last) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 4242 | __throw_regex_error<regex_constants::error_paren>(); |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 4243 | _ForwardIterator __temp = _VSTD::next(__first); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4244 | if (__temp != __last && *__first == '?' && *__temp == ':') |
| 4245 | { |
| 4246 | ++__open_count_; |
| 4247 | __first = __parse_ecma_exp(++__temp, __last); |
| 4248 | if (__first == __last || *__first != ')') |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 4249 | __throw_regex_error<regex_constants::error_paren>(); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4250 | --__open_count_; |
| 4251 | ++__first; |
| 4252 | } |
| 4253 | else |
| 4254 | { |
| 4255 | __push_begin_marked_subexpression(); |
| 4256 | unsigned __temp_count = __marked_count_; |
| 4257 | ++__open_count_; |
| 4258 | __first = __parse_ecma_exp(__first, __last); |
| 4259 | if (__first == __last || *__first != ')') |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 4260 | __throw_regex_error<regex_constants::error_paren>(); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4261 | __push_end_marked_subexpression(__temp_count); |
| 4262 | --__open_count_; |
| 4263 | ++__first; |
| 4264 | } |
| 4265 | } |
| 4266 | break; |
Marshall Clow | 568bd02 | 2015-07-23 18:27:51 +0000 | [diff] [blame] | 4267 | case '*': |
| 4268 | case '+': |
| 4269 | case '?': |
| 4270 | case '{': |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 4271 | __throw_regex_error<regex_constants::error_badrepeat>(); |
Marshall Clow | 568bd02 | 2015-07-23 18:27:51 +0000 | [diff] [blame] | 4272 | break; |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4273 | default: |
| 4274 | __first = __parse_pattern_character(__first, __last); |
| 4275 | break; |
| 4276 | } |
| 4277 | } |
| 4278 | return __first; |
| 4279 | } |
| 4280 | |
| 4281 | template <class _CharT, class _Traits> |
| 4282 | template <class _ForwardIterator> |
| 4283 | _ForwardIterator |
| 4284 | basic_regex<_CharT, _Traits>::__parse_atom_escape(_ForwardIterator __first, |
| 4285 | _ForwardIterator __last) |
| 4286 | { |
| 4287 | if (__first != __last && *__first == '\\') |
| 4288 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 4289 | _ForwardIterator __t1 = _VSTD::next(__first); |
Marshall Clow | 685cdca | 2016-01-19 00:50:37 +0000 | [diff] [blame] | 4290 | if (__t1 == __last) |
| 4291 | __throw_regex_error<regex_constants::error_escape>(); |
| 4292 | |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4293 | _ForwardIterator __t2 = __parse_decimal_escape(__t1, __last); |
| 4294 | if (__t2 != __t1) |
| 4295 | __first = __t2; |
| 4296 | else |
| 4297 | { |
| 4298 | __t2 = __parse_character_class_escape(__t1, __last); |
| 4299 | if (__t2 != __t1) |
| 4300 | __first = __t2; |
| 4301 | else |
| 4302 | { |
| 4303 | __t2 = __parse_character_escape(__t1, __last); |
| 4304 | if (__t2 != __t1) |
| 4305 | __first = __t2; |
| 4306 | } |
| 4307 | } |
| 4308 | } |
| 4309 | return __first; |
| 4310 | } |
| 4311 | |
| 4312 | template <class _CharT, class _Traits> |
| 4313 | template <class _ForwardIterator> |
| 4314 | _ForwardIterator |
| 4315 | basic_regex<_CharT, _Traits>::__parse_decimal_escape(_ForwardIterator __first, |
| 4316 | _ForwardIterator __last) |
| 4317 | { |
| 4318 | if (__first != __last) |
| 4319 | { |
| 4320 | if (*__first == '0') |
| 4321 | { |
| 4322 | __push_char(_CharT()); |
| 4323 | ++__first; |
| 4324 | } |
| 4325 | else if ('1' <= *__first && *__first <= '9') |
| 4326 | { |
| 4327 | unsigned __v = *__first - '0'; |
Marshall Clow | 99447c8 | 2016-12-24 17:21:03 +0000 | [diff] [blame] | 4328 | for (++__first; |
| 4329 | __first != __last && '0' <= *__first && *__first <= '9'; ++__first) |
Marshall Clow | 24c7353 | 2017-10-19 22:10:41 +0000 | [diff] [blame] | 4330 | { |
| 4331 | if (__v >= std::numeric_limits<unsigned>::max() / 10) |
| 4332 | __throw_regex_error<regex_constants::error_backref>(); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4333 | __v = 10 * __v + *__first - '0'; |
Marshall Clow | 24c7353 | 2017-10-19 22:10:41 +0000 | [diff] [blame] | 4334 | } |
| 4335 | if (__v == 0 || __v > mark_count()) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 4336 | __throw_regex_error<regex_constants::error_backref>(); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4337 | __push_back_ref(__v); |
| 4338 | } |
| 4339 | } |
| 4340 | return __first; |
| 4341 | } |
| 4342 | |
| 4343 | template <class _CharT, class _Traits> |
| 4344 | template <class _ForwardIterator> |
| 4345 | _ForwardIterator |
| 4346 | basic_regex<_CharT, _Traits>::__parse_character_class_escape(_ForwardIterator __first, |
| 4347 | _ForwardIterator __last) |
| 4348 | { |
| 4349 | if (__first != __last) |
| 4350 | { |
| 4351 | __bracket_expression<_CharT, _Traits>* __ml; |
| 4352 | switch (*__first) |
| 4353 | { |
| 4354 | case 'd': |
| 4355 | __ml = __start_matching_list(false); |
| 4356 | __ml->__add_class(ctype_base::digit); |
| 4357 | ++__first; |
| 4358 | break; |
| 4359 | case 'D': |
| 4360 | __ml = __start_matching_list(true); |
| 4361 | __ml->__add_class(ctype_base::digit); |
| 4362 | ++__first; |
| 4363 | break; |
| 4364 | case 's': |
| 4365 | __ml = __start_matching_list(false); |
| 4366 | __ml->__add_class(ctype_base::space); |
| 4367 | ++__first; |
| 4368 | break; |
| 4369 | case 'S': |
| 4370 | __ml = __start_matching_list(true); |
| 4371 | __ml->__add_class(ctype_base::space); |
| 4372 | ++__first; |
| 4373 | break; |
| 4374 | case 'w': |
| 4375 | __ml = __start_matching_list(false); |
| 4376 | __ml->__add_class(ctype_base::alnum); |
| 4377 | __ml->__add_char('_'); |
| 4378 | ++__first; |
| 4379 | break; |
| 4380 | case 'W': |
| 4381 | __ml = __start_matching_list(true); |
| 4382 | __ml->__add_class(ctype_base::alnum); |
| 4383 | __ml->__add_char('_'); |
| 4384 | ++__first; |
| 4385 | break; |
| 4386 | } |
| 4387 | } |
| 4388 | return __first; |
| 4389 | } |
| 4390 | |
| 4391 | template <class _CharT, class _Traits> |
| 4392 | template <class _ForwardIterator> |
| 4393 | _ForwardIterator |
| 4394 | basic_regex<_CharT, _Traits>::__parse_character_escape(_ForwardIterator __first, |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 4395 | _ForwardIterator __last, |
| 4396 | basic_string<_CharT>* __str) |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4397 | { |
| 4398 | if (__first != __last) |
| 4399 | { |
| 4400 | _ForwardIterator __t; |
| 4401 | unsigned __sum = 0; |
| 4402 | int __hd; |
| 4403 | switch (*__first) |
| 4404 | { |
| 4405 | case 'f': |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 4406 | if (__str) |
| 4407 | *__str = _CharT(0xC); |
| 4408 | else |
| 4409 | __push_char(_CharT(0xC)); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4410 | ++__first; |
| 4411 | break; |
| 4412 | case 'n': |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 4413 | if (__str) |
| 4414 | *__str = _CharT(0xA); |
| 4415 | else |
| 4416 | __push_char(_CharT(0xA)); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4417 | ++__first; |
| 4418 | break; |
| 4419 | case 'r': |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 4420 | if (__str) |
| 4421 | *__str = _CharT(0xD); |
| 4422 | else |
| 4423 | __push_char(_CharT(0xD)); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4424 | ++__first; |
| 4425 | break; |
| 4426 | case 't': |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 4427 | if (__str) |
| 4428 | *__str = _CharT(0x9); |
| 4429 | else |
| 4430 | __push_char(_CharT(0x9)); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4431 | ++__first; |
| 4432 | break; |
| 4433 | case 'v': |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 4434 | if (__str) |
| 4435 | *__str = _CharT(0xB); |
| 4436 | else |
| 4437 | __push_char(_CharT(0xB)); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4438 | ++__first; |
| 4439 | break; |
| 4440 | case 'c': |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 4441 | if ((__t = _VSTD::next(__first)) != __last) |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4442 | { |
Howard Hinnant | 1e1d051 | 2013-07-15 18:21:11 +0000 | [diff] [blame] | 4443 | if (('A' <= *__t && *__t <= 'Z') || |
| 4444 | ('a' <= *__t && *__t <= 'z')) |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4445 | { |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 4446 | if (__str) |
| 4447 | *__str = _CharT(*__t % 32); |
| 4448 | else |
| 4449 | __push_char(_CharT(*__t % 32)); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4450 | __first = ++__t; |
| 4451 | } |
Howard Hinnant | 1e1d051 | 2013-07-15 18:21:11 +0000 | [diff] [blame] | 4452 | else |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 4453 | __throw_regex_error<regex_constants::error_escape>(); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4454 | } |
Howard Hinnant | 1e1d051 | 2013-07-15 18:21:11 +0000 | [diff] [blame] | 4455 | else |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 4456 | __throw_regex_error<regex_constants::error_escape>(); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4457 | break; |
| 4458 | case 'u': |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 4459 | ++__first; |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 4460 | if (__first == __last) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 4461 | __throw_regex_error<regex_constants::error_escape>(); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4462 | __hd = __traits_.value(*__first, 16); |
| 4463 | if (__hd == -1) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 4464 | __throw_regex_error<regex_constants::error_escape>(); |
Howard Hinnant | ec3773c | 2011-12-01 20:21:04 +0000 | [diff] [blame] | 4465 | __sum = 16 * __sum + static_cast<unsigned>(__hd); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 4466 | ++__first; |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 4467 | if (__first == __last) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 4468 | __throw_regex_error<regex_constants::error_escape>(); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4469 | __hd = __traits_.value(*__first, 16); |
| 4470 | if (__hd == -1) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 4471 | __throw_regex_error<regex_constants::error_escape>(); |
Howard Hinnant | ec3773c | 2011-12-01 20:21:04 +0000 | [diff] [blame] | 4472 | __sum = 16 * __sum + static_cast<unsigned>(__hd); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4473 | // drop through |
| 4474 | case 'x': |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 4475 | ++__first; |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 4476 | if (__first == __last) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 4477 | __throw_regex_error<regex_constants::error_escape>(); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4478 | __hd = __traits_.value(*__first, 16); |
| 4479 | if (__hd == -1) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 4480 | __throw_regex_error<regex_constants::error_escape>(); |
Howard Hinnant | ec3773c | 2011-12-01 20:21:04 +0000 | [diff] [blame] | 4481 | __sum = 16 * __sum + static_cast<unsigned>(__hd); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 4482 | ++__first; |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 4483 | if (__first == __last) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 4484 | __throw_regex_error<regex_constants::error_escape>(); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4485 | __hd = __traits_.value(*__first, 16); |
| 4486 | if (__hd == -1) |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 4487 | __throw_regex_error<regex_constants::error_escape>(); |
Howard Hinnant | ec3773c | 2011-12-01 20:21:04 +0000 | [diff] [blame] | 4488 | __sum = 16 * __sum + static_cast<unsigned>(__hd); |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 4489 | if (__str) |
| 4490 | *__str = _CharT(__sum); |
| 4491 | else |
| 4492 | __push_char(_CharT(__sum)); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4493 | ++__first; |
| 4494 | break; |
Marshall Clow | 6b7e692 | 2014-05-21 16:29:50 +0000 | [diff] [blame] | 4495 | case '0': |
| 4496 | if (__str) |
| 4497 | *__str = _CharT(0); |
| 4498 | else |
| 4499 | __push_char(_CharT(0)); |
| 4500 | ++__first; |
| 4501 | break; |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4502 | default: |
| 4503 | if (*__first != '_' && !__traits_.isctype(*__first, ctype_base::alnum)) |
| 4504 | { |
Howard Hinnant | 15476f3 | 2010-07-28 17:35:27 +0000 | [diff] [blame] | 4505 | if (__str) |
| 4506 | *__str = *__first; |
| 4507 | else |
| 4508 | __push_char(*__first); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4509 | ++__first; |
| 4510 | } |
Howard Hinnant | 918f2a8 | 2013-06-28 18:57:30 +0000 | [diff] [blame] | 4511 | else |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 4512 | __throw_regex_error<regex_constants::error_escape>(); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4513 | break; |
| 4514 | } |
| 4515 | } |
| 4516 | return __first; |
| 4517 | } |
| 4518 | |
| 4519 | template <class _CharT, class _Traits> |
| 4520 | template <class _ForwardIterator> |
| 4521 | _ForwardIterator |
| 4522 | basic_regex<_CharT, _Traits>::__parse_pattern_character(_ForwardIterator __first, |
| 4523 | _ForwardIterator __last) |
| 4524 | { |
| 4525 | if (__first != __last) |
| 4526 | { |
| 4527 | switch (*__first) |
| 4528 | { |
| 4529 | case '^': |
| 4530 | case '$': |
| 4531 | case '\\': |
| 4532 | case '.': |
| 4533 | case '*': |
| 4534 | case '+': |
| 4535 | case '?': |
| 4536 | case '(': |
| 4537 | case ')': |
| 4538 | case '[': |
| 4539 | case ']': |
| 4540 | case '{': |
| 4541 | case '}': |
| 4542 | case '|': |
| 4543 | break; |
| 4544 | default: |
| 4545 | __push_char(*__first); |
| 4546 | ++__first; |
| 4547 | break; |
| 4548 | } |
| 4549 | } |
| 4550 | return __first; |
Howard Hinnant | 2ade7c2 | 2010-07-22 17:53:24 +0000 | [diff] [blame] | 4551 | } |
| 4552 | |
| 4553 | template <class _CharT, class _Traits> |
Howard Hinnant | 856846b | 2010-07-27 19:53:10 +0000 | [diff] [blame] | 4554 | template <class _ForwardIterator> |
| 4555 | _ForwardIterator |
| 4556 | basic_regex<_CharT, _Traits>::__parse_grep(_ForwardIterator __first, |
| 4557 | _ForwardIterator __last) |
| 4558 | { |
| 4559 | __owns_one_state<_CharT>* __sa = __end_; |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 4560 | _ForwardIterator __t1 = _VSTD::find(__first, __last, _CharT('\n')); |
Howard Hinnant | 856846b | 2010-07-27 19:53:10 +0000 | [diff] [blame] | 4561 | if (__t1 != __first) |
| 4562 | __parse_basic_reg_exp(__first, __t1); |
| 4563 | else |
| 4564 | __push_empty(); |
| 4565 | __first = __t1; |
| 4566 | if (__first != __last) |
| 4567 | ++__first; |
| 4568 | while (__first != __last) |
| 4569 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 4570 | __t1 = _VSTD::find(__first, __last, _CharT('\n')); |
Howard Hinnant | 856846b | 2010-07-27 19:53:10 +0000 | [diff] [blame] | 4571 | __owns_one_state<_CharT>* __sb = __end_; |
| 4572 | if (__t1 != __first) |
| 4573 | __parse_basic_reg_exp(__first, __t1); |
| 4574 | else |
| 4575 | __push_empty(); |
| 4576 | __push_alternation(__sa, __sb); |
| 4577 | __first = __t1; |
| 4578 | if (__first != __last) |
| 4579 | ++__first; |
| 4580 | } |
| 4581 | return __first; |
| 4582 | } |
| 4583 | |
| 4584 | template <class _CharT, class _Traits> |
| 4585 | template <class _ForwardIterator> |
| 4586 | _ForwardIterator |
| 4587 | basic_regex<_CharT, _Traits>::__parse_egrep(_ForwardIterator __first, |
| 4588 | _ForwardIterator __last) |
| 4589 | { |
| 4590 | __owns_one_state<_CharT>* __sa = __end_; |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 4591 | _ForwardIterator __t1 = _VSTD::find(__first, __last, _CharT('\n')); |
Howard Hinnant | 856846b | 2010-07-27 19:53:10 +0000 | [diff] [blame] | 4592 | if (__t1 != __first) |
| 4593 | __parse_extended_reg_exp(__first, __t1); |
| 4594 | else |
| 4595 | __push_empty(); |
| 4596 | __first = __t1; |
| 4597 | if (__first != __last) |
| 4598 | ++__first; |
| 4599 | while (__first != __last) |
| 4600 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 4601 | __t1 = _VSTD::find(__first, __last, _CharT('\n')); |
Howard Hinnant | 856846b | 2010-07-27 19:53:10 +0000 | [diff] [blame] | 4602 | __owns_one_state<_CharT>* __sb = __end_; |
| 4603 | if (__t1 != __first) |
| 4604 | __parse_extended_reg_exp(__first, __t1); |
| 4605 | else |
| 4606 | __push_empty(); |
| 4607 | __push_alternation(__sa, __sb); |
| 4608 | __first = __t1; |
| 4609 | if (__first != __last) |
| 4610 | ++__first; |
| 4611 | } |
| 4612 | return __first; |
| 4613 | } |
| 4614 | |
| 4615 | template <class _CharT, class _Traits> |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 4616 | void |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 4617 | basic_regex<_CharT, _Traits>::__push_loop(size_t __min, size_t __max, |
| 4618 | __owns_one_state<_CharT>* __s, size_t __mexp_begin, size_t __mexp_end, |
| 4619 | bool __greedy) |
| 4620 | { |
| 4621 | unique_ptr<__empty_state<_CharT> > __e1(new __empty_state<_CharT>(__end_->first())); |
| 4622 | __end_->first() = nullptr; |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 4623 | unique_ptr<__loop<_CharT> > __e2(new __loop<_CharT>(__loop_count_, |
| 4624 | __s->first(), __e1.get(), __mexp_begin, __mexp_end, __greedy, |
| 4625 | __min, __max)); |
| 4626 | __s->first() = nullptr; |
| 4627 | __e1.release(); |
| 4628 | __end_->first() = new __repeat_one_loop<_CharT>(__e2.get()); |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 4629 | __end_ = __e2->second(); |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 4630 | __s->first() = __e2.release(); |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 4631 | ++__loop_count_; |
| 4632 | } |
| 4633 | |
| 4634 | template <class _CharT, class _Traits> |
| 4635 | void |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 4636 | basic_regex<_CharT, _Traits>::__push_char(value_type __c) |
| 4637 | { |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 4638 | if (flags() & icase) |
Howard Hinnant | e34f17d | 2010-07-12 19:11:27 +0000 | [diff] [blame] | 4639 | __end_->first() = new __match_char_icase<_CharT, _Traits> |
| 4640 | (__traits_, __c, __end_->first()); |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 4641 | else if (flags() & collate) |
Howard Hinnant | e34f17d | 2010-07-12 19:11:27 +0000 | [diff] [blame] | 4642 | __end_->first() = new __match_char_collate<_CharT, _Traits> |
| 4643 | (__traits_, __c, __end_->first()); |
| 4644 | else |
| 4645 | __end_->first() = new __match_char<_CharT>(__c, __end_->first()); |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 4646 | __end_ = static_cast<__owns_one_state<_CharT>*>(__end_->first()); |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 4647 | } |
| 4648 | |
Howard Hinnant | 0dca5fc | 2010-06-30 20:30:19 +0000 | [diff] [blame] | 4649 | template <class _CharT, class _Traits> |
| 4650 | void |
| 4651 | basic_regex<_CharT, _Traits>::__push_begin_marked_subexpression() |
| 4652 | { |
Howard Hinnant | 68025ed | 2010-07-14 15:45:11 +0000 | [diff] [blame] | 4653 | if (!(__flags_ & nosubs)) |
| 4654 | { |
| 4655 | __end_->first() = |
| 4656 | new __begin_marked_subexpression<_CharT>(++__marked_count_, |
| 4657 | __end_->first()); |
| 4658 | __end_ = static_cast<__owns_one_state<_CharT>*>(__end_->first()); |
| 4659 | } |
Howard Hinnant | 0dca5fc | 2010-06-30 20:30:19 +0000 | [diff] [blame] | 4660 | } |
| 4661 | |
| 4662 | template <class _CharT, class _Traits> |
| 4663 | void |
| 4664 | basic_regex<_CharT, _Traits>::__push_end_marked_subexpression(unsigned __sub) |
| 4665 | { |
Howard Hinnant | 68025ed | 2010-07-14 15:45:11 +0000 | [diff] [blame] | 4666 | if (!(__flags_ & nosubs)) |
| 4667 | { |
| 4668 | __end_->first() = |
| 4669 | new __end_marked_subexpression<_CharT>(__sub, __end_->first()); |
| 4670 | __end_ = static_cast<__owns_one_state<_CharT>*>(__end_->first()); |
| 4671 | } |
Howard Hinnant | 0dca5fc | 2010-06-30 20:30:19 +0000 | [diff] [blame] | 4672 | } |
| 4673 | |
Howard Hinnant | 37f9f9c | 2010-07-09 00:15:26 +0000 | [diff] [blame] | 4674 | template <class _CharT, class _Traits> |
| 4675 | void |
Howard Hinnant | 41fb6e1 | 2011-03-26 20:02:27 +0000 | [diff] [blame] | 4676 | basic_regex<_CharT, _Traits>::__push_l_anchor() |
| 4677 | { |
| 4678 | __end_->first() = new __l_anchor<_CharT>(__end_->first()); |
| 4679 | __end_ = static_cast<__owns_one_state<_CharT>*>(__end_->first()); |
| 4680 | } |
| 4681 | |
| 4682 | template <class _CharT, class _Traits> |
| 4683 | void |
Howard Hinnant | 37f9f9c | 2010-07-09 00:15:26 +0000 | [diff] [blame] | 4684 | basic_regex<_CharT, _Traits>::__push_r_anchor() |
| 4685 | { |
| 4686 | __end_->first() = new __r_anchor<_CharT>(__end_->first()); |
| 4687 | __end_ = static_cast<__owns_one_state<_CharT>*>(__end_->first()); |
| 4688 | } |
| 4689 | |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 4690 | template <class _CharT, class _Traits> |
| 4691 | void |
| 4692 | basic_regex<_CharT, _Traits>::__push_match_any() |
| 4693 | { |
| 4694 | __end_->first() = new __match_any<_CharT>(__end_->first()); |
| 4695 | __end_ = static_cast<__owns_one_state<_CharT>*>(__end_->first()); |
| 4696 | } |
Howard Hinnant | 37f9f9c | 2010-07-09 00:15:26 +0000 | [diff] [blame] | 4697 | |
Howard Hinnant | cba352d | 2010-07-12 18:16:05 +0000 | [diff] [blame] | 4698 | template <class _CharT, class _Traits> |
| 4699 | void |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4700 | basic_regex<_CharT, _Traits>::__push_match_any_but_newline() |
| 4701 | { |
| 4702 | __end_->first() = new __match_any_but_newline<_CharT>(__end_->first()); |
| 4703 | __end_ = static_cast<__owns_one_state<_CharT>*>(__end_->first()); |
| 4704 | } |
| 4705 | |
| 4706 | template <class _CharT, class _Traits> |
| 4707 | void |
Howard Hinnant | 2ade7c2 | 2010-07-22 17:53:24 +0000 | [diff] [blame] | 4708 | basic_regex<_CharT, _Traits>::__push_empty() |
| 4709 | { |
| 4710 | __end_->first() = new __empty_state<_CharT>(__end_->first()); |
| 4711 | __end_ = static_cast<__owns_one_state<_CharT>*>(__end_->first()); |
| 4712 | } |
| 4713 | |
| 4714 | template <class _CharT, class _Traits> |
| 4715 | void |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 4716 | basic_regex<_CharT, _Traits>::__push_word_boundary(bool __invert) |
| 4717 | { |
| 4718 | __end_->first() = new __word_boundary<_CharT, _Traits>(__traits_, __invert, |
| 4719 | __end_->first()); |
| 4720 | __end_ = static_cast<__owns_one_state<_CharT>*>(__end_->first()); |
| 4721 | } |
| 4722 | |
| 4723 | template <class _CharT, class _Traits> |
| 4724 | void |
Howard Hinnant | cba352d | 2010-07-12 18:16:05 +0000 | [diff] [blame] | 4725 | basic_regex<_CharT, _Traits>::__push_back_ref(int __i) |
| 4726 | { |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 4727 | if (flags() & icase) |
Howard Hinnant | e34f17d | 2010-07-12 19:11:27 +0000 | [diff] [blame] | 4728 | __end_->first() = new __back_ref_icase<_CharT, _Traits> |
| 4729 | (__traits_, __i, __end_->first()); |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 4730 | else if (flags() & collate) |
Howard Hinnant | e34f17d | 2010-07-12 19:11:27 +0000 | [diff] [blame] | 4731 | __end_->first() = new __back_ref_collate<_CharT, _Traits> |
| 4732 | (__traits_, __i, __end_->first()); |
| 4733 | else |
| 4734 | __end_->first() = new __back_ref<_CharT>(__i, __end_->first()); |
Howard Hinnant | cba352d | 2010-07-12 18:16:05 +0000 | [diff] [blame] | 4735 | __end_ = static_cast<__owns_one_state<_CharT>*>(__end_->first()); |
| 4736 | } |
| 4737 | |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 4738 | template <class _CharT, class _Traits> |
Howard Hinnant | aa69808 | 2010-07-16 19:08:36 +0000 | [diff] [blame] | 4739 | void |
| 4740 | basic_regex<_CharT, _Traits>::__push_alternation(__owns_one_state<_CharT>* __sa, |
| 4741 | __owns_one_state<_CharT>* __ea) |
| 4742 | { |
| 4743 | __sa->first() = new __alternate<_CharT>( |
| 4744 | static_cast<__owns_one_state<_CharT>*>(__sa->first()), |
| 4745 | static_cast<__owns_one_state<_CharT>*>(__ea->first())); |
| 4746 | __ea->first() = nullptr; |
| 4747 | __ea->first() = new __empty_state<_CharT>(__end_->first()); |
| 4748 | __end_->first() = nullptr; |
| 4749 | __end_->first() = new __empty_non_own_state<_CharT>(__ea->first()); |
| 4750 | __end_ = static_cast<__owns_one_state<_CharT>*>(__ea->first()); |
| 4751 | } |
| 4752 | |
| 4753 | template <class _CharT, class _Traits> |
Howard Hinnant | 173968a | 2010-07-13 21:48:06 +0000 | [diff] [blame] | 4754 | __bracket_expression<_CharT, _Traits>* |
| 4755 | basic_regex<_CharT, _Traits>::__start_matching_list(bool __negate) |
| 4756 | { |
| 4757 | __bracket_expression<_CharT, _Traits>* __r = |
| 4758 | new __bracket_expression<_CharT, _Traits>(__traits_, __end_->first(), |
| 4759 | __negate, __flags_ & icase, |
| 4760 | __flags_ & collate); |
| 4761 | __end_->first() = __r; |
| 4762 | __end_ = __r; |
| 4763 | return __r; |
| 4764 | } |
| 4765 | |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 4766 | template <class _CharT, class _Traits> |
| 4767 | void |
| 4768 | basic_regex<_CharT, _Traits>::__push_lookahead(const basic_regex& __exp, |
Howard Hinnant | cd59acc | 2013-07-23 16:18:04 +0000 | [diff] [blame] | 4769 | bool __invert, |
| 4770 | unsigned __mexp) |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 4771 | { |
| 4772 | __end_->first() = new __lookahead<_CharT, _Traits>(__exp, __invert, |
Howard Hinnant | cd59acc | 2013-07-23 16:18:04 +0000 | [diff] [blame] | 4773 | __end_->first(), __mexp); |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 4774 | __end_ = static_cast<__owns_one_state<_CharT>*>(__end_->first()); |
| 4775 | } |
| 4776 | |
Howard Hinnant | 8c2c18d | 2010-06-24 21:28:00 +0000 | [diff] [blame] | 4777 | typedef basic_regex<char> regex; |
| 4778 | typedef basic_regex<wchar_t> wregex; |
| 4779 | |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 4780 | // sub_match |
| 4781 | |
| 4782 | template <class _BidirectionalIterator> |
Eric Fiselier | c3589a8 | 2017-01-04 23:56:00 +0000 | [diff] [blame] | 4783 | class _LIBCPP_TEMPLATE_VIS sub_match |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 4784 | : public pair<_BidirectionalIterator, _BidirectionalIterator> |
| 4785 | { |
| 4786 | public: |
| 4787 | typedef _BidirectionalIterator iterator; |
| 4788 | typedef typename iterator_traits<iterator>::value_type value_type; |
| 4789 | typedef typename iterator_traits<iterator>::difference_type difference_type; |
| 4790 | typedef basic_string<value_type> string_type; |
| 4791 | |
| 4792 | bool matched; |
| 4793 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 4794 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 46623a0 | 2012-07-21 01:31:58 +0000 | [diff] [blame] | 4795 | _LIBCPP_CONSTEXPR sub_match() : matched() {} |
Howard Hinnant | 31aaf55 | 2010-12-08 21:07:55 +0000 | [diff] [blame] | 4796 | |
| 4797 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 4798 | difference_type length() const |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 4799 | {return matched ? _VSTD::distance(this->first, this->second) : 0;} |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 4800 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 4801 | string_type str() const |
| 4802 | {return matched ? string_type(this->first, this->second) : string_type();} |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 4803 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 4804 | operator string_type() const |
| 4805 | {return str();} |
| 4806 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 4807 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 4808 | int compare(const sub_match& __s) const |
| 4809 | {return str().compare(__s.str());} |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 4810 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 4811 | int compare(const string_type& __s) const |
| 4812 | {return str().compare(__s);} |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 4813 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 4814 | int compare(const value_type* __s) const |
| 4815 | {return str().compare(__s);} |
| 4816 | }; |
| 4817 | |
| 4818 | typedef sub_match<const char*> csub_match; |
| 4819 | typedef sub_match<const wchar_t*> wcsub_match; |
| 4820 | typedef sub_match<string::const_iterator> ssub_match; |
| 4821 | typedef sub_match<wstring::const_iterator> wssub_match; |
| 4822 | |
| 4823 | template <class _BiIter> |
| 4824 | inline _LIBCPP_INLINE_VISIBILITY |
| 4825 | bool |
| 4826 | operator==(const sub_match<_BiIter>& __x, const sub_match<_BiIter>& __y) |
| 4827 | { |
| 4828 | return __x.compare(__y) == 0; |
| 4829 | } |
| 4830 | |
| 4831 | template <class _BiIter> |
| 4832 | inline _LIBCPP_INLINE_VISIBILITY |
| 4833 | bool |
| 4834 | operator!=(const sub_match<_BiIter>& __x, const sub_match<_BiIter>& __y) |
| 4835 | { |
| 4836 | return !(__x == __y); |
| 4837 | } |
| 4838 | |
| 4839 | template <class _BiIter> |
| 4840 | inline _LIBCPP_INLINE_VISIBILITY |
| 4841 | bool |
| 4842 | operator<(const sub_match<_BiIter>& __x, const sub_match<_BiIter>& __y) |
| 4843 | { |
| 4844 | return __x.compare(__y) < 0; |
| 4845 | } |
| 4846 | |
| 4847 | template <class _BiIter> |
| 4848 | inline _LIBCPP_INLINE_VISIBILITY |
| 4849 | bool |
| 4850 | operator<=(const sub_match<_BiIter>& __x, const sub_match<_BiIter>& __y) |
| 4851 | { |
| 4852 | return !(__y < __x); |
| 4853 | } |
| 4854 | |
| 4855 | template <class _BiIter> |
| 4856 | inline _LIBCPP_INLINE_VISIBILITY |
| 4857 | bool |
| 4858 | operator>=(const sub_match<_BiIter>& __x, const sub_match<_BiIter>& __y) |
| 4859 | { |
| 4860 | return !(__x < __y); |
| 4861 | } |
| 4862 | |
| 4863 | template <class _BiIter> |
| 4864 | inline _LIBCPP_INLINE_VISIBILITY |
| 4865 | bool |
| 4866 | operator>(const sub_match<_BiIter>& __x, const sub_match<_BiIter>& __y) |
| 4867 | { |
| 4868 | return __y < __x; |
| 4869 | } |
| 4870 | |
| 4871 | template <class _BiIter, class _ST, class _SA> |
| 4872 | inline _LIBCPP_INLINE_VISIBILITY |
| 4873 | bool |
| 4874 | operator==(const basic_string<typename iterator_traits<_BiIter>::value_type, _ST, _SA>& __x, |
| 4875 | const sub_match<_BiIter>& __y) |
| 4876 | { |
Marshall Clow | e3e7054 | 2014-12-15 23:57:56 +0000 | [diff] [blame] | 4877 | return __y.compare(typename sub_match<_BiIter>::string_type(__x.data(), __x.size())) == 0; |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 4878 | } |
| 4879 | |
| 4880 | template <class _BiIter, class _ST, class _SA> |
| 4881 | inline _LIBCPP_INLINE_VISIBILITY |
| 4882 | bool |
| 4883 | operator!=(const basic_string<typename iterator_traits<_BiIter>::value_type, _ST, _SA>& __x, |
| 4884 | const sub_match<_BiIter>& __y) |
| 4885 | { |
| 4886 | return !(__x == __y); |
| 4887 | } |
| 4888 | |
| 4889 | template <class _BiIter, class _ST, class _SA> |
| 4890 | inline _LIBCPP_INLINE_VISIBILITY |
| 4891 | bool |
| 4892 | operator<(const basic_string<typename iterator_traits<_BiIter>::value_type, _ST, _SA>& __x, |
| 4893 | const sub_match<_BiIter>& __y) |
| 4894 | { |
Marshall Clow | e3e7054 | 2014-12-15 23:57:56 +0000 | [diff] [blame] | 4895 | return __y.compare(typename sub_match<_BiIter>::string_type(__x.data(), __x.size())) > 0; |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 4896 | } |
| 4897 | |
| 4898 | template <class _BiIter, class _ST, class _SA> |
| 4899 | inline _LIBCPP_INLINE_VISIBILITY |
| 4900 | bool |
| 4901 | operator>(const basic_string<typename iterator_traits<_BiIter>::value_type, _ST, _SA>& __x, |
| 4902 | const sub_match<_BiIter>& __y) |
| 4903 | { |
| 4904 | return __y < __x; |
| 4905 | } |
| 4906 | |
| 4907 | template <class _BiIter, class _ST, class _SA> |
| 4908 | inline _LIBCPP_INLINE_VISIBILITY |
| 4909 | bool operator>=(const basic_string<typename iterator_traits<_BiIter>::value_type, _ST, _SA>& __x, |
| 4910 | const sub_match<_BiIter>& __y) |
| 4911 | { |
| 4912 | return !(__x < __y); |
| 4913 | } |
| 4914 | |
| 4915 | template <class _BiIter, class _ST, class _SA> |
| 4916 | inline _LIBCPP_INLINE_VISIBILITY |
| 4917 | bool |
| 4918 | operator<=(const basic_string<typename iterator_traits<_BiIter>::value_type, _ST, _SA>& __x, |
| 4919 | const sub_match<_BiIter>& __y) |
| 4920 | { |
| 4921 | return !(__y < __x); |
| 4922 | } |
| 4923 | |
| 4924 | template <class _BiIter, class _ST, class _SA> |
| 4925 | inline _LIBCPP_INLINE_VISIBILITY |
| 4926 | bool |
| 4927 | operator==(const sub_match<_BiIter>& __x, |
| 4928 | const basic_string<typename iterator_traits<_BiIter>::value_type, _ST, _SA>& __y) |
| 4929 | { |
Marshall Clow | e3e7054 | 2014-12-15 23:57:56 +0000 | [diff] [blame] | 4930 | return __x.compare(typename sub_match<_BiIter>::string_type(__y.data(), __y.size())) == 0; |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 4931 | } |
| 4932 | |
| 4933 | template <class _BiIter, class _ST, class _SA> |
| 4934 | inline _LIBCPP_INLINE_VISIBILITY |
| 4935 | bool |
| 4936 | operator!=(const sub_match<_BiIter>& __x, |
| 4937 | const basic_string<typename iterator_traits<_BiIter>::value_type, _ST, _SA>& __y) |
| 4938 | { |
| 4939 | return !(__x == __y); |
| 4940 | } |
| 4941 | |
| 4942 | template <class _BiIter, class _ST, class _SA> |
| 4943 | inline _LIBCPP_INLINE_VISIBILITY |
| 4944 | bool |
| 4945 | operator<(const sub_match<_BiIter>& __x, |
| 4946 | const basic_string<typename iterator_traits<_BiIter>::value_type, _ST, _SA>& __y) |
| 4947 | { |
Marshall Clow | e3e7054 | 2014-12-15 23:57:56 +0000 | [diff] [blame] | 4948 | return __x.compare(typename sub_match<_BiIter>::string_type(__y.data(), __y.size())) < 0; |
Howard Hinnant | cd85b9e | 2010-06-29 18:37:43 +0000 | [diff] [blame] | 4949 | } |
| 4950 | |
| 4951 | template <class _BiIter, class _ST, class _SA> |
| 4952 | inline _LIBCPP_INLINE_VISIBILITY |
| 4953 | bool operator>(const sub_match<_BiIter>& __x, |
| 4954 | const basic_string<typename iterator_traits<_BiIter>::value_type, _ST, _SA>& __y) |
| 4955 | { |
| 4956 | return __y < __x; |
| 4957 | } |
| 4958 | |
| 4959 | template <class _BiIter, class _ST, class _SA> |
| 4960 | inline _LIBCPP_INLINE_VISIBILITY |
| 4961 | bool |
| 4962 | operator>=(const sub_match<_BiIter>& __x, |
| 4963 | const basic_string<typename iterator_traits<_BiIter>::value_type, _ST, _SA>& __y) |
| 4964 | { |
| 4965 | return !(__x < __y); |
| 4966 | } |
| 4967 | |
| 4968 | template <class _BiIter, class _ST, class _SA> |
| 4969 | inline _LIBCPP_INLINE_VISIBILITY |
| 4970 | bool |
| 4971 | operator<=(const sub_match<_BiIter>& __x, |
| 4972 | const basic_string<typename iterator_traits<_BiIter>::value_type, _ST, _SA>& __y) |
| 4973 | { |
| 4974 | return !(__y < __x); |
| 4975 | } |
| 4976 | |
| 4977 | template <class _BiIter> |
| 4978 | inline _LIBCPP_INLINE_VISIBILITY |
| 4979 | bool |
| 4980 | operator==(typename iterator_traits<_BiIter>::value_type const* __x, |
| 4981 | const sub_match<_BiIter>& __y) |
| 4982 | { |
| 4983 | return __y.compare(__x) == 0; |
| 4984 | } |
| 4985 | |
| 4986 | template <class _BiIter> |
| 4987 | inline _LIBCPP_INLINE_VISIBILITY |
| 4988 | bool |
| 4989 | operator!=(typename iterator_traits<_BiIter>::value_type const* __x, |
| 4990 | const sub_match<_BiIter>& __y) |
| 4991 | { |
| 4992 | return !(__x == __y); |
| 4993 | } |
| 4994 | |
| 4995 | template <class _BiIter> |
| 4996 | inline _LIBCPP_INLINE_VISIBILITY |
| 4997 | bool |
| 4998 | operator<(typename iterator_traits<_BiIter>::value_type const* __x, |
| 4999 | const sub_match<_BiIter>& __y) |
| 5000 | { |
| 5001 | return __y.compare(__x) > 0; |
| 5002 | } |
| 5003 | |
| 5004 | template <class _BiIter> |
| 5005 | inline _LIBCPP_INLINE_VISIBILITY |
| 5006 | bool |
| 5007 | operator>(typename iterator_traits<_BiIter>::value_type const* __x, |
| 5008 | const sub_match<_BiIter>& __y) |
| 5009 | { |
| 5010 | return __y < __x; |
| 5011 | } |
| 5012 | |
| 5013 | template <class _BiIter> |
| 5014 | inline _LIBCPP_INLINE_VISIBILITY |
| 5015 | bool |
| 5016 | operator>=(typename iterator_traits<_BiIter>::value_type const* __x, |
| 5017 | const sub_match<_BiIter>& __y) |
| 5018 | { |
| 5019 | return !(__x < __y); |
| 5020 | } |
| 5021 | |
| 5022 | template <class _BiIter> |
| 5023 | inline _LIBCPP_INLINE_VISIBILITY |
| 5024 | bool |
| 5025 | operator<=(typename iterator_traits<_BiIter>::value_type const* __x, |
| 5026 | const sub_match<_BiIter>& __y) |
| 5027 | { |
| 5028 | return !(__y < __x); |
| 5029 | } |
| 5030 | |
| 5031 | template <class _BiIter> |
| 5032 | inline _LIBCPP_INLINE_VISIBILITY |
| 5033 | bool |
| 5034 | operator==(const sub_match<_BiIter>& __x, |
| 5035 | typename iterator_traits<_BiIter>::value_type const* __y) |
| 5036 | { |
| 5037 | return __x.compare(__y) == 0; |
| 5038 | } |
| 5039 | |
| 5040 | template <class _BiIter> |
| 5041 | inline _LIBCPP_INLINE_VISIBILITY |
| 5042 | bool |
| 5043 | operator!=(const sub_match<_BiIter>& __x, |
| 5044 | typename iterator_traits<_BiIter>::value_type const* __y) |
| 5045 | { |
| 5046 | return !(__x == __y); |
| 5047 | } |
| 5048 | |
| 5049 | template <class _BiIter> |
| 5050 | inline _LIBCPP_INLINE_VISIBILITY |
| 5051 | bool |
| 5052 | operator<(const sub_match<_BiIter>& __x, |
| 5053 | typename iterator_traits<_BiIter>::value_type const* __y) |
| 5054 | { |
| 5055 | return __x.compare(__y) < 0; |
| 5056 | } |
| 5057 | |
| 5058 | template <class _BiIter> |
| 5059 | inline _LIBCPP_INLINE_VISIBILITY |
| 5060 | bool |
| 5061 | operator>(const sub_match<_BiIter>& __x, |
| 5062 | typename iterator_traits<_BiIter>::value_type const* __y) |
| 5063 | { |
| 5064 | return __y < __x; |
| 5065 | } |
| 5066 | |
| 5067 | template <class _BiIter> |
| 5068 | inline _LIBCPP_INLINE_VISIBILITY |
| 5069 | bool |
| 5070 | operator>=(const sub_match<_BiIter>& __x, |
| 5071 | typename iterator_traits<_BiIter>::value_type const* __y) |
| 5072 | { |
| 5073 | return !(__x < __y); |
| 5074 | } |
| 5075 | |
| 5076 | template <class _BiIter> |
| 5077 | inline _LIBCPP_INLINE_VISIBILITY |
| 5078 | bool |
| 5079 | operator<=(const sub_match<_BiIter>& __x, |
| 5080 | typename iterator_traits<_BiIter>::value_type const* __y) |
| 5081 | { |
| 5082 | return !(__y < __x); |
| 5083 | } |
| 5084 | |
| 5085 | template <class _BiIter> |
| 5086 | inline _LIBCPP_INLINE_VISIBILITY |
| 5087 | bool |
| 5088 | operator==(typename iterator_traits<_BiIter>::value_type const& __x, |
| 5089 | const sub_match<_BiIter>& __y) |
| 5090 | { |
| 5091 | typedef basic_string<typename iterator_traits<_BiIter>::value_type> string_type; |
| 5092 | return __y.compare(string_type(1, __x)) == 0; |
| 5093 | } |
| 5094 | |
| 5095 | template <class _BiIter> |
| 5096 | inline _LIBCPP_INLINE_VISIBILITY |
| 5097 | bool |
| 5098 | operator!=(typename iterator_traits<_BiIter>::value_type const& __x, |
| 5099 | const sub_match<_BiIter>& __y) |
| 5100 | { |
| 5101 | return !(__x == __y); |
| 5102 | } |
| 5103 | |
| 5104 | template <class _BiIter> |
| 5105 | inline _LIBCPP_INLINE_VISIBILITY |
| 5106 | bool |
| 5107 | operator<(typename iterator_traits<_BiIter>::value_type const& __x, |
| 5108 | const sub_match<_BiIter>& __y) |
| 5109 | { |
| 5110 | typedef basic_string<typename iterator_traits<_BiIter>::value_type> string_type; |
| 5111 | return __y.compare(string_type(1, __x)) > 0; |
| 5112 | } |
| 5113 | |
| 5114 | template <class _BiIter> |
| 5115 | inline _LIBCPP_INLINE_VISIBILITY |
| 5116 | bool |
| 5117 | operator>(typename iterator_traits<_BiIter>::value_type const& __x, |
| 5118 | const sub_match<_BiIter>& __y) |
| 5119 | { |
| 5120 | return __y < __x; |
| 5121 | } |
| 5122 | |
| 5123 | template <class _BiIter> |
| 5124 | inline _LIBCPP_INLINE_VISIBILITY |
| 5125 | bool |
| 5126 | operator>=(typename iterator_traits<_BiIter>::value_type const& __x, |
| 5127 | const sub_match<_BiIter>& __y) |
| 5128 | { |
| 5129 | return !(__x < __y); |
| 5130 | } |
| 5131 | |
| 5132 | template <class _BiIter> |
| 5133 | inline _LIBCPP_INLINE_VISIBILITY |
| 5134 | bool |
| 5135 | operator<=(typename iterator_traits<_BiIter>::value_type const& __x, |
| 5136 | const sub_match<_BiIter>& __y) |
| 5137 | { |
| 5138 | return !(__y < __x); |
| 5139 | } |
| 5140 | |
| 5141 | template <class _BiIter> |
| 5142 | inline _LIBCPP_INLINE_VISIBILITY |
| 5143 | bool |
| 5144 | operator==(const sub_match<_BiIter>& __x, |
| 5145 | typename iterator_traits<_BiIter>::value_type const& __y) |
| 5146 | { |
| 5147 | typedef basic_string<typename iterator_traits<_BiIter>::value_type> string_type; |
| 5148 | return __x.compare(string_type(1, __y)) == 0; |
| 5149 | } |
| 5150 | |
| 5151 | template <class _BiIter> |
| 5152 | inline _LIBCPP_INLINE_VISIBILITY |
| 5153 | bool |
| 5154 | operator!=(const sub_match<_BiIter>& __x, |
| 5155 | typename iterator_traits<_BiIter>::value_type const& __y) |
| 5156 | { |
| 5157 | return !(__x == __y); |
| 5158 | } |
| 5159 | |
| 5160 | template <class _BiIter> |
| 5161 | inline _LIBCPP_INLINE_VISIBILITY |
| 5162 | bool |
| 5163 | operator<(const sub_match<_BiIter>& __x, |
| 5164 | typename iterator_traits<_BiIter>::value_type const& __y) |
| 5165 | { |
| 5166 | typedef basic_string<typename iterator_traits<_BiIter>::value_type> string_type; |
| 5167 | return __x.compare(string_type(1, __y)) < 0; |
| 5168 | } |
| 5169 | |
| 5170 | template <class _BiIter> |
| 5171 | inline _LIBCPP_INLINE_VISIBILITY |
| 5172 | bool |
| 5173 | operator>(const sub_match<_BiIter>& __x, |
| 5174 | typename iterator_traits<_BiIter>::value_type const& __y) |
| 5175 | { |
| 5176 | return __y < __x; |
| 5177 | } |
| 5178 | |
| 5179 | template <class _BiIter> |
| 5180 | inline _LIBCPP_INLINE_VISIBILITY |
| 5181 | bool |
| 5182 | operator>=(const sub_match<_BiIter>& __x, |
| 5183 | typename iterator_traits<_BiIter>::value_type const& __y) |
| 5184 | { |
| 5185 | return !(__x < __y); |
| 5186 | } |
| 5187 | |
| 5188 | template <class _BiIter> |
| 5189 | inline _LIBCPP_INLINE_VISIBILITY |
| 5190 | bool |
| 5191 | operator<=(const sub_match<_BiIter>& __x, |
| 5192 | typename iterator_traits<_BiIter>::value_type const& __y) |
| 5193 | { |
| 5194 | return !(__y < __x); |
| 5195 | } |
| 5196 | |
| 5197 | template <class _CharT, class _ST, class _BiIter> |
| 5198 | inline _LIBCPP_INLINE_VISIBILITY |
| 5199 | basic_ostream<_CharT, _ST>& |
| 5200 | operator<<(basic_ostream<_CharT, _ST>& __os, const sub_match<_BiIter>& __m) |
| 5201 | { |
| 5202 | return __os << __m.str(); |
| 5203 | } |
| 5204 | |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 5205 | template <class _BidirectionalIterator, class _Allocator> |
Eric Fiselier | c3589a8 | 2017-01-04 23:56:00 +0000 | [diff] [blame] | 5206 | class _LIBCPP_TEMPLATE_VIS match_results |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5207 | { |
| 5208 | public: |
| 5209 | typedef _Allocator allocator_type; |
| 5210 | typedef sub_match<_BidirectionalIterator> value_type; |
| 5211 | private: |
| 5212 | typedef vector<value_type, allocator_type> __container_type; |
| 5213 | |
| 5214 | __container_type __matches_; |
| 5215 | value_type __unmatched_; |
| 5216 | value_type __prefix_; |
| 5217 | value_type __suffix_; |
Howard Hinnant | 31aaf55 | 2010-12-08 21:07:55 +0000 | [diff] [blame] | 5218 | bool __ready_; |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5219 | public: |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 5220 | _BidirectionalIterator __position_start_; |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5221 | typedef const value_type& const_reference; |
Marshall Clow | 103af34 | 2014-02-26 01:56:31 +0000 | [diff] [blame] | 5222 | typedef value_type& reference; |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5223 | typedef typename __container_type::const_iterator const_iterator; |
| 5224 | typedef const_iterator iterator; |
| 5225 | typedef typename iterator_traits<_BidirectionalIterator>::difference_type difference_type; |
| 5226 | typedef typename allocator_traits<allocator_type>::size_type size_type; |
| 5227 | typedef typename iterator_traits<_BidirectionalIterator>::value_type char_type; |
| 5228 | typedef basic_string<char_type> string_type; |
| 5229 | |
| 5230 | // construct/copy/destroy: |
| 5231 | explicit match_results(const allocator_type& __a = allocator_type()); |
| 5232 | // match_results(const match_results&) = default; |
| 5233 | // match_results& operator=(const match_results&) = default; |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5234 | // match_results(match_results&& __m) = default; |
| 5235 | // match_results& operator=(match_results&& __m) = default; |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5236 | // ~match_results() = default; |
| 5237 | |
Howard Hinnant | 31aaf55 | 2010-12-08 21:07:55 +0000 | [diff] [blame] | 5238 | _LIBCPP_INLINE_VISIBILITY |
| 5239 | bool ready() const {return __ready_;} |
| 5240 | |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5241 | // size: |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 5242 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5243 | size_type size() const {return __matches_.size();} |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 5244 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5245 | size_type max_size() const {return __matches_.max_size();} |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 5246 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5247 | bool empty() const {return size() == 0;} |
| 5248 | |
| 5249 | // element access: |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 5250 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5251 | difference_type length(size_type __sub = 0) const |
| 5252 | {return (*this)[__sub].length();} |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 5253 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5254 | difference_type position(size_type __sub = 0) const |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 5255 | {return _VSTD::distance(__position_start_, (*this)[__sub].first);} |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 5256 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5257 | string_type str(size_type __sub = 0) const |
| 5258 | {return (*this)[__sub].str();} |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 5259 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5260 | const_reference operator[](size_type __n) const |
| 5261 | {return __n < __matches_.size() ? __matches_[__n] : __unmatched_;} |
| 5262 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 5263 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5264 | const_reference prefix() const {return __prefix_;} |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 5265 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5266 | const_reference suffix() const {return __suffix_;} |
| 5267 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 5268 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | c6fe8ca | 2011-10-08 14:36:16 +0000 | [diff] [blame] | 5269 | const_iterator begin() const {return empty() ? __matches_.end() : __matches_.begin();} |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 5270 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5271 | const_iterator end() const {return __matches_.end();} |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 5272 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | c6fe8ca | 2011-10-08 14:36:16 +0000 | [diff] [blame] | 5273 | const_iterator cbegin() const {return empty() ? __matches_.end() : __matches_.begin();} |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 5274 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5275 | const_iterator cend() const {return __matches_.end();} |
| 5276 | |
| 5277 | // format: |
| 5278 | template <class _OutputIter> |
| 5279 | _OutputIter |
Alexander Richardson | e208d08 | 2017-11-14 11:14:25 +0000 | [diff] [blame] | 5280 | format(_OutputIter __output_iter, const char_type* __fmt_first, |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5281 | const char_type* __fmt_last, |
| 5282 | regex_constants::match_flag_type __flags = regex_constants::format_default) const; |
| 5283 | template <class _OutputIter, class _ST, class _SA> |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 5284 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5285 | _OutputIter |
Alexander Richardson | e208d08 | 2017-11-14 11:14:25 +0000 | [diff] [blame] | 5286 | format(_OutputIter __output_iter, const basic_string<char_type, _ST, _SA>& __fmt, |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5287 | regex_constants::match_flag_type __flags = regex_constants::format_default) const |
Alexander Richardson | e208d08 | 2017-11-14 11:14:25 +0000 | [diff] [blame] | 5288 | {return format(__output_iter, __fmt.data(), __fmt.data() + __fmt.size(), __flags);} |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5289 | template <class _ST, class _SA> |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 5290 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5291 | basic_string<char_type, _ST, _SA> |
| 5292 | format(const basic_string<char_type, _ST, _SA>& __fmt, |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5293 | regex_constants::match_flag_type __flags = regex_constants::format_default) const |
| 5294 | { |
| 5295 | basic_string<char_type, _ST, _SA> __r; |
| 5296 | format(back_inserter(__r), __fmt.data(), __fmt.data() + __fmt.size(), |
| 5297 | __flags); |
| 5298 | return __r; |
| 5299 | } |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 5300 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5301 | string_type |
| 5302 | format(const char_type* __fmt, |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5303 | regex_constants::match_flag_type __flags = regex_constants::format_default) const |
| 5304 | { |
| 5305 | string_type __r; |
| 5306 | format(back_inserter(__r), __fmt, |
| 5307 | __fmt + char_traits<char_type>::length(__fmt), __flags); |
| 5308 | return __r; |
| 5309 | } |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5310 | |
| 5311 | // allocator: |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 5312 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5313 | allocator_type get_allocator() const {return __matches_.get_allocator();} |
| 5314 | |
| 5315 | // swap: |
| 5316 | void swap(match_results& __m); |
| 5317 | |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 5318 | template <class _Bp, class _Ap> |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 5319 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5320 | void __assign(_BidirectionalIterator __f, _BidirectionalIterator __l, |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 5321 | const match_results<_Bp, _Ap>& __m, bool __no_update_pos) |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5322 | { |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 5323 | _Bp __mf = __m.prefix().first; |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5324 | __matches_.resize(__m.size()); |
| 5325 | for (size_type __i = 0; __i < __matches_.size(); ++__i) |
| 5326 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 5327 | __matches_[__i].first = _VSTD::next(__f, _VSTD::distance(__mf, __m[__i].first)); |
| 5328 | __matches_[__i].second = _VSTD::next(__f, _VSTD::distance(__mf, __m[__i].second)); |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5329 | __matches_[__i].matched = __m[__i].matched; |
| 5330 | } |
| 5331 | __unmatched_.first = __l; |
| 5332 | __unmatched_.second = __l; |
| 5333 | __unmatched_.matched = false; |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 5334 | __prefix_.first = _VSTD::next(__f, _VSTD::distance(__mf, __m.prefix().first)); |
| 5335 | __prefix_.second = _VSTD::next(__f, _VSTD::distance(__mf, __m.prefix().second)); |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5336 | __prefix_.matched = __m.prefix().matched; |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 5337 | __suffix_.first = _VSTD::next(__f, _VSTD::distance(__mf, __m.suffix().first)); |
| 5338 | __suffix_.second = _VSTD::next(__f, _VSTD::distance(__mf, __m.suffix().second)); |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5339 | __suffix_.matched = __m.suffix().matched; |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 5340 | if (!__no_update_pos) |
| 5341 | __position_start_ = __prefix_.first; |
Howard Hinnant | 31aaf55 | 2010-12-08 21:07:55 +0000 | [diff] [blame] | 5342 | __ready_ = __m.ready(); |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5343 | } |
| 5344 | |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 5345 | private: |
| 5346 | void __init(unsigned __s, |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 5347 | _BidirectionalIterator __f, _BidirectionalIterator __l, |
| 5348 | bool __no_update_pos = false); |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 5349 | |
| 5350 | template <class, class> friend class basic_regex; |
| 5351 | |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 5352 | template <class _Bp, class _Ap, class _Cp, class _Tp> |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5353 | friend |
| 5354 | bool |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 5355 | regex_match(_Bp, _Bp, match_results<_Bp, _Ap>&, const basic_regex<_Cp, _Tp>&, |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5356 | regex_constants::match_flag_type); |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 5357 | |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 5358 | template <class _Bp, class _Ap> |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5359 | friend |
| 5360 | bool |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 5361 | operator==(const match_results<_Bp, _Ap>&, const match_results<_Bp, _Ap>&); |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5362 | |
Howard Hinnant | e9de5ff | 2010-07-27 22:20:32 +0000 | [diff] [blame] | 5363 | template <class, class> friend class __lookahead; |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5364 | }; |
| 5365 | |
| 5366 | template <class _BidirectionalIterator, class _Allocator> |
| 5367 | match_results<_BidirectionalIterator, _Allocator>::match_results( |
| 5368 | const allocator_type& __a) |
| 5369 | : __matches_(__a), |
| 5370 | __unmatched_(), |
| 5371 | __prefix_(), |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 5372 | __suffix_(), |
Eric Fiselier | 7cc7106 | 2015-07-22 01:29:41 +0000 | [diff] [blame] | 5373 | __ready_(false), |
| 5374 | __position_start_() |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5375 | { |
| 5376 | } |
| 5377 | |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 5378 | template <class _BidirectionalIterator, class _Allocator> |
| 5379 | void |
| 5380 | match_results<_BidirectionalIterator, _Allocator>::__init(unsigned __s, |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 5381 | _BidirectionalIterator __f, _BidirectionalIterator __l, |
| 5382 | bool __no_update_pos) |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 5383 | { |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 5384 | __unmatched_.first = __l; |
| 5385 | __unmatched_.second = __l; |
| 5386 | __unmatched_.matched = false; |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5387 | __matches_.assign(__s, __unmatched_); |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 5388 | __prefix_.first = __f; |
| 5389 | __prefix_.second = __f; |
| 5390 | __prefix_.matched = false; |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 5391 | __suffix_ = __unmatched_; |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 5392 | if (!__no_update_pos) |
| 5393 | __position_start_ = __prefix_.first; |
Howard Hinnant | 31aaf55 | 2010-12-08 21:07:55 +0000 | [diff] [blame] | 5394 | __ready_ = true; |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 5395 | } |
| 5396 | |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5397 | template <class _BidirectionalIterator, class _Allocator> |
| 5398 | template <class _OutputIter> |
| 5399 | _OutputIter |
Alexander Richardson | e208d08 | 2017-11-14 11:14:25 +0000 | [diff] [blame] | 5400 | match_results<_BidirectionalIterator, _Allocator>::format(_OutputIter __output_iter, |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5401 | const char_type* __fmt_first, const char_type* __fmt_last, |
| 5402 | regex_constants::match_flag_type __flags) const |
| 5403 | { |
| 5404 | if (__flags & regex_constants::format_sed) |
| 5405 | { |
| 5406 | for (; __fmt_first != __fmt_last; ++__fmt_first) |
| 5407 | { |
| 5408 | if (*__fmt_first == '&') |
Alexander Richardson | e208d08 | 2017-11-14 11:14:25 +0000 | [diff] [blame] | 5409 | __output_iter = _VSTD::copy(__matches_[0].first, __matches_[0].second, |
| 5410 | __output_iter); |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5411 | else if (*__fmt_first == '\\' && __fmt_first + 1 != __fmt_last) |
| 5412 | { |
| 5413 | ++__fmt_first; |
| 5414 | if ('0' <= *__fmt_first && *__fmt_first <= '9') |
| 5415 | { |
| 5416 | size_t __i = *__fmt_first - '0'; |
Alexander Richardson | e208d08 | 2017-11-14 11:14:25 +0000 | [diff] [blame] | 5417 | __output_iter = _VSTD::copy((*this)[__i].first, |
| 5418 | (*this)[__i].second, __output_iter); |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5419 | } |
| 5420 | else |
| 5421 | { |
Alexander Richardson | e208d08 | 2017-11-14 11:14:25 +0000 | [diff] [blame] | 5422 | *__output_iter = *__fmt_first; |
| 5423 | ++__output_iter; |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5424 | } |
| 5425 | } |
| 5426 | else |
| 5427 | { |
Alexander Richardson | e208d08 | 2017-11-14 11:14:25 +0000 | [diff] [blame] | 5428 | *__output_iter = *__fmt_first; |
| 5429 | ++__output_iter; |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5430 | } |
| 5431 | } |
| 5432 | } |
| 5433 | else |
| 5434 | { |
| 5435 | for (; __fmt_first != __fmt_last; ++__fmt_first) |
| 5436 | { |
| 5437 | if (*__fmt_first == '$' && __fmt_first + 1 != __fmt_last) |
| 5438 | { |
| 5439 | switch (__fmt_first[1]) |
| 5440 | { |
| 5441 | case '$': |
Alexander Richardson | e208d08 | 2017-11-14 11:14:25 +0000 | [diff] [blame] | 5442 | *__output_iter = *++__fmt_first; |
| 5443 | ++__output_iter; |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5444 | break; |
| 5445 | case '&': |
| 5446 | ++__fmt_first; |
Alexander Richardson | e208d08 | 2017-11-14 11:14:25 +0000 | [diff] [blame] | 5447 | __output_iter = _VSTD::copy(__matches_[0].first, __matches_[0].second, |
| 5448 | __output_iter); |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5449 | break; |
| 5450 | case '`': |
| 5451 | ++__fmt_first; |
Alexander Richardson | e208d08 | 2017-11-14 11:14:25 +0000 | [diff] [blame] | 5452 | __output_iter = _VSTD::copy(__prefix_.first, __prefix_.second, __output_iter); |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5453 | break; |
| 5454 | case '\'': |
| 5455 | ++__fmt_first; |
Alexander Richardson | e208d08 | 2017-11-14 11:14:25 +0000 | [diff] [blame] | 5456 | __output_iter = _VSTD::copy(__suffix_.first, __suffix_.second, __output_iter); |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5457 | break; |
| 5458 | default: |
| 5459 | if ('0' <= __fmt_first[1] && __fmt_first[1] <= '9') |
| 5460 | { |
| 5461 | ++__fmt_first; |
Marshall Clow | 24c7353 | 2017-10-19 22:10:41 +0000 | [diff] [blame] | 5462 | size_t __idx = *__fmt_first - '0'; |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5463 | if (__fmt_first + 1 != __fmt_last && |
| 5464 | '0' <= __fmt_first[1] && __fmt_first[1] <= '9') |
| 5465 | { |
| 5466 | ++__fmt_first; |
Marshall Clow | 24c7353 | 2017-10-19 22:10:41 +0000 | [diff] [blame] | 5467 | if (__idx >= std::numeric_limits<size_t>::max() / 10) |
| 5468 | __throw_regex_error<regex_constants::error_escape>(); |
| 5469 | __idx = 10 * __idx + *__fmt_first - '0'; |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5470 | } |
Alexander Richardson | e208d08 | 2017-11-14 11:14:25 +0000 | [diff] [blame] | 5471 | __output_iter = _VSTD::copy((*this)[__idx].first, |
| 5472 | (*this)[__idx].second, __output_iter); |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5473 | } |
| 5474 | else |
| 5475 | { |
Alexander Richardson | e208d08 | 2017-11-14 11:14:25 +0000 | [diff] [blame] | 5476 | *__output_iter = *__fmt_first; |
| 5477 | ++__output_iter; |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5478 | } |
| 5479 | break; |
| 5480 | } |
| 5481 | } |
| 5482 | else |
| 5483 | { |
Alexander Richardson | e208d08 | 2017-11-14 11:14:25 +0000 | [diff] [blame] | 5484 | *__output_iter = *__fmt_first; |
| 5485 | ++__output_iter; |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5486 | } |
| 5487 | } |
| 5488 | } |
Alexander Richardson | e208d08 | 2017-11-14 11:14:25 +0000 | [diff] [blame] | 5489 | return __output_iter; |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5490 | } |
| 5491 | |
| 5492 | template <class _BidirectionalIterator, class _Allocator> |
| 5493 | void |
| 5494 | match_results<_BidirectionalIterator, _Allocator>::swap(match_results& __m) |
| 5495 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 5496 | using _VSTD::swap; |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5497 | swap(__matches_, __m.__matches_); |
| 5498 | swap(__unmatched_, __m.__unmatched_); |
| 5499 | swap(__prefix_, __m.__prefix_); |
| 5500 | swap(__suffix_, __m.__suffix_); |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 5501 | swap(__position_start_, __m.__position_start_); |
Howard Hinnant | 31aaf55 | 2010-12-08 21:07:55 +0000 | [diff] [blame] | 5502 | swap(__ready_, __m.__ready_); |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5503 | } |
| 5504 | |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5505 | typedef match_results<const char*> cmatch; |
| 5506 | typedef match_results<const wchar_t*> wcmatch; |
| 5507 | typedef match_results<string::const_iterator> smatch; |
| 5508 | typedef match_results<wstring::const_iterator> wsmatch; |
| 5509 | |
| 5510 | template <class _BidirectionalIterator, class _Allocator> |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5511 | bool |
| 5512 | operator==(const match_results<_BidirectionalIterator, _Allocator>& __x, |
| 5513 | const match_results<_BidirectionalIterator, _Allocator>& __y) |
| 5514 | { |
Howard Hinnant | 31aaf55 | 2010-12-08 21:07:55 +0000 | [diff] [blame] | 5515 | if (__x.__ready_ != __y.__ready_) |
| 5516 | return false; |
| 5517 | if (!__x.__ready_) |
| 5518 | return true; |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5519 | return __x.__matches_ == __y.__matches_ && |
| 5520 | __x.__prefix_ == __y.__prefix_ && |
Howard Hinnant | 31aaf55 | 2010-12-08 21:07:55 +0000 | [diff] [blame] | 5521 | __x.__suffix_ == __y.__suffix_; |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5522 | } |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5523 | |
| 5524 | template <class _BidirectionalIterator, class _Allocator> |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5525 | inline _LIBCPP_INLINE_VISIBILITY |
| 5526 | bool |
| 5527 | operator!=(const match_results<_BidirectionalIterator, _Allocator>& __x, |
| 5528 | const match_results<_BidirectionalIterator, _Allocator>& __y) |
| 5529 | { |
| 5530 | return !(__x == __y); |
| 5531 | } |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5532 | |
| 5533 | template <class _BidirectionalIterator, class _Allocator> |
Howard Hinnant | 27405f9 | 2010-08-14 18:14:02 +0000 | [diff] [blame] | 5534 | inline _LIBCPP_INLINE_VISIBILITY |
| 5535 | void |
| 5536 | swap(match_results<_BidirectionalIterator, _Allocator>& __x, |
| 5537 | match_results<_BidirectionalIterator, _Allocator>& __y) |
| 5538 | { |
| 5539 | __x.swap(__y); |
| 5540 | } |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5541 | |
| 5542 | // regex_search |
| 5543 | |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 5544 | template <class _CharT, class _Traits> |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 5545 | template <class _Allocator> |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 5546 | bool |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5547 | basic_regex<_CharT, _Traits>::__match_at_start_ecma( |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 5548 | const _CharT* __first, const _CharT* __last, |
| 5549 | match_results<const _CharT*, _Allocator>& __m, |
Howard Hinnant | 41fb6e1 | 2011-03-26 20:02:27 +0000 | [diff] [blame] | 5550 | regex_constants::match_flag_type __flags, bool __at_first) const |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5551 | { |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 5552 | vector<__state> __states; |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 5553 | __node* __st = __start_.get(); |
| 5554 | if (__st) |
| 5555 | { |
Marshall Clow | 5e56c30 | 2015-01-28 22:22:35 +0000 | [diff] [blame] | 5556 | sub_match<const _CharT*> __unmatched; |
| 5557 | __unmatched.first = __last; |
| 5558 | __unmatched.second = __last; |
| 5559 | __unmatched.matched = false; |
| 5560 | |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 5561 | __states.push_back(__state()); |
| 5562 | __states.back().__do_ = 0; |
| 5563 | __states.back().__first_ = __first; |
| 5564 | __states.back().__current_ = __first; |
| 5565 | __states.back().__last_ = __last; |
Marshall Clow | 5e56c30 | 2015-01-28 22:22:35 +0000 | [diff] [blame] | 5566 | __states.back().__sub_matches_.resize(mark_count(), __unmatched); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 5567 | __states.back().__loop_data_.resize(__loop_count()); |
| 5568 | __states.back().__node_ = __st; |
| 5569 | __states.back().__flags_ = __flags; |
Howard Hinnant | 41fb6e1 | 2011-03-26 20:02:27 +0000 | [diff] [blame] | 5570 | __states.back().__at_first_ = __at_first; |
Marshall Clow | ee596eb | 2017-09-12 17:56:59 +0000 | [diff] [blame] | 5571 | int __counter = 0; |
| 5572 | int __length = __last - __first; |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 5573 | do |
| 5574 | { |
Marshall Clow | ee596eb | 2017-09-12 17:56:59 +0000 | [diff] [blame] | 5575 | ++__counter; |
| 5576 | if (__counter % _LIBCPP_REGEX_COMPLEXITY_FACTOR == 0 && |
| 5577 | __counter / _LIBCPP_REGEX_COMPLEXITY_FACTOR >= __length) |
| 5578 | __throw_regex_error<regex_constants::error_complexity>(); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 5579 | __state& __s = __states.back(); |
| 5580 | if (__s.__node_) |
| 5581 | __s.__node_->__exec(__s); |
| 5582 | switch (__s.__do_) |
| 5583 | { |
| 5584 | case __state::__end_state: |
Tim Shen | 38c2a37 | 2016-10-27 21:40:34 +0000 | [diff] [blame] | 5585 | if ((__flags & regex_constants::match_not_null) && |
Tim Shen | 741cb8b | 2016-10-21 20:41:47 +0000 | [diff] [blame] | 5586 | __s.__current_ == __first) |
| 5587 | { |
| 5588 | __states.pop_back(); |
| 5589 | break; |
| 5590 | } |
Tim Shen | 38c2a37 | 2016-10-27 21:40:34 +0000 | [diff] [blame] | 5591 | if ((__flags & regex_constants::__full_match) && |
| 5592 | __s.__current_ != __last) |
| 5593 | { |
| 5594 | __states.pop_back(); |
| 5595 | break; |
| 5596 | } |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 5597 | __m.__matches_[0].first = __first; |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 5598 | __m.__matches_[0].second = _VSTD::next(__first, __s.__current_ - __first); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 5599 | __m.__matches_[0].matched = true; |
| 5600 | for (unsigned __i = 0; __i < __s.__sub_matches_.size(); ++__i) |
| 5601 | __m.__matches_[__i+1] = __s.__sub_matches_[__i]; |
| 5602 | return true; |
| 5603 | case __state::__accept_and_consume: |
| 5604 | case __state::__repeat: |
| 5605 | case __state::__accept_but_not_consume: |
| 5606 | break; |
| 5607 | case __state::__split: |
| 5608 | { |
| 5609 | __state __snext = __s; |
| 5610 | __s.__node_->__exec_split(true, __s); |
| 5611 | __snext.__node_->__exec_split(false, __snext); |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 5612 | __states.push_back(_VSTD::move(__snext)); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 5613 | } |
| 5614 | break; |
| 5615 | case __state::__reject: |
| 5616 | __states.pop_back(); |
| 5617 | break; |
| 5618 | default: |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 5619 | __throw_regex_error<regex_constants::__re_err_unknown>(); |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 5620 | break; |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 5621 | |
Howard Hinnant | 17615b0 | 2010-07-27 01:25:38 +0000 | [diff] [blame] | 5622 | } |
| 5623 | } while (!__states.empty()); |
| 5624 | } |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5625 | return false; |
| 5626 | } |
| 5627 | |
| 5628 | template <class _CharT, class _Traits> |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5629 | template <class _Allocator> |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5630 | bool |
| 5631 | basic_regex<_CharT, _Traits>::__match_at_start_posix_nosubs( |
| 5632 | const _CharT* __first, const _CharT* __last, |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5633 | match_results<const _CharT*, _Allocator>& __m, |
Howard Hinnant | 41fb6e1 | 2011-03-26 20:02:27 +0000 | [diff] [blame] | 5634 | regex_constants::match_flag_type __flags, bool __at_first) const |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5635 | { |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5636 | deque<__state> __states; |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5637 | ptrdiff_t __highest_j = 0; |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 5638 | ptrdiff_t _Np = _VSTD::distance(__first, __last); |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5639 | __node* __st = __start_.get(); |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5640 | if (__st) |
| 5641 | { |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5642 | __states.push_back(__state()); |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5643 | __states.back().__do_ = 0; |
| 5644 | __states.back().__first_ = __first; |
| 5645 | __states.back().__current_ = __first; |
| 5646 | __states.back().__last_ = __last; |
| 5647 | __states.back().__loop_data_.resize(__loop_count()); |
| 5648 | __states.back().__node_ = __st; |
| 5649 | __states.back().__flags_ = __flags; |
Howard Hinnant | 41fb6e1 | 2011-03-26 20:02:27 +0000 | [diff] [blame] | 5650 | __states.back().__at_first_ = __at_first; |
Howard Hinnant | 68025ed | 2010-07-14 15:45:11 +0000 | [diff] [blame] | 5651 | bool __matched = false; |
Marshall Clow | ee596eb | 2017-09-12 17:56:59 +0000 | [diff] [blame] | 5652 | int __counter = 0; |
| 5653 | int __length = __last - __first; |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5654 | do |
| 5655 | { |
Marshall Clow | ee596eb | 2017-09-12 17:56:59 +0000 | [diff] [blame] | 5656 | ++__counter; |
| 5657 | if (__counter % _LIBCPP_REGEX_COMPLEXITY_FACTOR == 0 && |
| 5658 | __counter / _LIBCPP_REGEX_COMPLEXITY_FACTOR >= __length) |
| 5659 | __throw_regex_error<regex_constants::error_complexity>(); |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5660 | __state& __s = __states.back(); |
| 5661 | if (__s.__node_) |
| 5662 | __s.__node_->__exec(__s); |
| 5663 | switch (__s.__do_) |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5664 | { |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5665 | case __state::__end_state: |
Tim Shen | 38c2a37 | 2016-10-27 21:40:34 +0000 | [diff] [blame] | 5666 | if ((__flags & regex_constants::match_not_null) && |
Tim Shen | 741cb8b | 2016-10-21 20:41:47 +0000 | [diff] [blame] | 5667 | __s.__current_ == __first) |
| 5668 | { |
| 5669 | __states.pop_back(); |
| 5670 | break; |
| 5671 | } |
Tim Shen | 38c2a37 | 2016-10-27 21:40:34 +0000 | [diff] [blame] | 5672 | if ((__flags & regex_constants::__full_match) && |
| 5673 | __s.__current_ != __last) |
| 5674 | { |
| 5675 | __states.pop_back(); |
| 5676 | break; |
| 5677 | } |
Howard Hinnant | ad2a7ab | 2010-07-27 17:24:17 +0000 | [diff] [blame] | 5678 | if (!__matched || __highest_j < __s.__current_ - __s.__first_) |
Howard Hinnant | 68025ed | 2010-07-14 15:45:11 +0000 | [diff] [blame] | 5679 | __highest_j = __s.__current_ - __s.__first_; |
Howard Hinnant | ad2a7ab | 2010-07-27 17:24:17 +0000 | [diff] [blame] | 5680 | __matched = true; |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 5681 | if (__highest_j == _Np) |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5682 | __states.clear(); |
| 5683 | else |
| 5684 | __states.pop_back(); |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5685 | break; |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5686 | case __state::__consume_input: |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5687 | break; |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5688 | case __state::__accept_and_consume: |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 5689 | __states.push_front(_VSTD::move(__s)); |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5690 | __states.pop_back(); |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5691 | break; |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5692 | case __state::__repeat: |
| 5693 | case __state::__accept_but_not_consume: |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5694 | break; |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5695 | case __state::__split: |
| 5696 | { |
| 5697 | __state __snext = __s; |
| 5698 | __s.__node_->__exec_split(true, __s); |
| 5699 | __snext.__node_->__exec_split(false, __snext); |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 5700 | __states.push_back(_VSTD::move(__snext)); |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5701 | } |
| 5702 | break; |
| 5703 | case __state::__reject: |
| 5704 | __states.pop_back(); |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5705 | break; |
| 5706 | default: |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 5707 | __throw_regex_error<regex_constants::__re_err_unknown>(); |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5708 | break; |
| 5709 | } |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5710 | } while (!__states.empty()); |
Howard Hinnant | 68025ed | 2010-07-14 15:45:11 +0000 | [diff] [blame] | 5711 | if (__matched) |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5712 | { |
| 5713 | __m.__matches_[0].first = __first; |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 5714 | __m.__matches_[0].second = _VSTD::next(__first, __highest_j); |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5715 | __m.__matches_[0].matched = true; |
| 5716 | return true; |
| 5717 | } |
| 5718 | } |
| 5719 | return false; |
| 5720 | } |
| 5721 | |
| 5722 | template <class _CharT, class _Traits> |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5723 | template <class _Allocator> |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5724 | bool |
| 5725 | basic_regex<_CharT, _Traits>::__match_at_start_posix_subs( |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5726 | const _CharT* __first, const _CharT* __last, |
| 5727 | match_results<const _CharT*, _Allocator>& __m, |
Howard Hinnant | 41fb6e1 | 2011-03-26 20:02:27 +0000 | [diff] [blame] | 5728 | regex_constants::match_flag_type __flags, bool __at_first) const |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5729 | { |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5730 | vector<__state> __states; |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5731 | __state __best_state; |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5732 | ptrdiff_t __j = 0; |
| 5733 | ptrdiff_t __highest_j = 0; |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 5734 | ptrdiff_t _Np = _VSTD::distance(__first, __last); |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5735 | __node* __st = __start_.get(); |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 5736 | if (__st) |
| 5737 | { |
Marshall Clow | 5e56c30 | 2015-01-28 22:22:35 +0000 | [diff] [blame] | 5738 | sub_match<const _CharT*> __unmatched; |
| 5739 | __unmatched.first = __last; |
| 5740 | __unmatched.second = __last; |
| 5741 | __unmatched.matched = false; |
| 5742 | |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5743 | __states.push_back(__state()); |
| 5744 | __states.back().__do_ = 0; |
| 5745 | __states.back().__first_ = __first; |
| 5746 | __states.back().__current_ = __first; |
| 5747 | __states.back().__last_ = __last; |
Marshall Clow | 5e56c30 | 2015-01-28 22:22:35 +0000 | [diff] [blame] | 5748 | __states.back().__sub_matches_.resize(mark_count(), __unmatched); |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5749 | __states.back().__loop_data_.resize(__loop_count()); |
| 5750 | __states.back().__node_ = __st; |
| 5751 | __states.back().__flags_ = __flags; |
Howard Hinnant | 41fb6e1 | 2011-03-26 20:02:27 +0000 | [diff] [blame] | 5752 | __states.back().__at_first_ = __at_first; |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5753 | const _CharT* __current = __first; |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5754 | bool __matched = false; |
Marshall Clow | ee596eb | 2017-09-12 17:56:59 +0000 | [diff] [blame] | 5755 | int __counter = 0; |
| 5756 | int __length = __last - __first; |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 5757 | do |
| 5758 | { |
Marshall Clow | ee596eb | 2017-09-12 17:56:59 +0000 | [diff] [blame] | 5759 | ++__counter; |
| 5760 | if (__counter % _LIBCPP_REGEX_COMPLEXITY_FACTOR == 0 && |
| 5761 | __counter / _LIBCPP_REGEX_COMPLEXITY_FACTOR >= __length) |
| 5762 | __throw_regex_error<regex_constants::error_complexity>(); |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5763 | __state& __s = __states.back(); |
| 5764 | if (__s.__node_) |
| 5765 | __s.__node_->__exec(__s); |
| 5766 | switch (__s.__do_) |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 5767 | { |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5768 | case __state::__end_state: |
Tim Shen | 38c2a37 | 2016-10-27 21:40:34 +0000 | [diff] [blame] | 5769 | if ((__flags & regex_constants::match_not_null) && |
Tim Shen | 741cb8b | 2016-10-21 20:41:47 +0000 | [diff] [blame] | 5770 | __s.__current_ == __first) |
| 5771 | { |
| 5772 | __states.pop_back(); |
| 5773 | break; |
| 5774 | } |
Tim Shen | 38c2a37 | 2016-10-27 21:40:34 +0000 | [diff] [blame] | 5775 | if ((__flags & regex_constants::__full_match) && |
| 5776 | __s.__current_ != __last) |
| 5777 | { |
| 5778 | __states.pop_back(); |
| 5779 | break; |
| 5780 | } |
Howard Hinnant | ad2a7ab | 2010-07-27 17:24:17 +0000 | [diff] [blame] | 5781 | if (!__matched || __highest_j < __s.__current_ - __s.__first_) |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 5782 | { |
Howard Hinnant | ad2a7ab | 2010-07-27 17:24:17 +0000 | [diff] [blame] | 5783 | __highest_j = __s.__current_ - __s.__first_; |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5784 | __best_state = __s; |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 5785 | } |
Howard Hinnant | ad2a7ab | 2010-07-27 17:24:17 +0000 | [diff] [blame] | 5786 | __matched = true; |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 5787 | if (__highest_j == _Np) |
Howard Hinnant | ad2a7ab | 2010-07-27 17:24:17 +0000 | [diff] [blame] | 5788 | __states.clear(); |
| 5789 | else |
| 5790 | __states.pop_back(); |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 5791 | break; |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5792 | case __state::__accept_and_consume: |
Howard Hinnant | cba352d | 2010-07-12 18:16:05 +0000 | [diff] [blame] | 5793 | __j += __s.__current_ - __current; |
| 5794 | __current = __s.__current_; |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 5795 | break; |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5796 | case __state::__repeat: |
| 5797 | case __state::__accept_but_not_consume: |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 5798 | break; |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5799 | case __state::__split: |
| 5800 | { |
| 5801 | __state __snext = __s; |
| 5802 | __s.__node_->__exec_split(true, __s); |
| 5803 | __snext.__node_->__exec_split(false, __snext); |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 5804 | __states.push_back(_VSTD::move(__snext)); |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5805 | } |
| 5806 | break; |
| 5807 | case __state::__reject: |
| 5808 | __states.pop_back(); |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 5809 | break; |
| 5810 | default: |
Marshall Clow | 2576c29 | 2015-07-28 13:30:47 +0000 | [diff] [blame] | 5811 | __throw_regex_error<regex_constants::__re_err_unknown>(); |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 5812 | break; |
| 5813 | } |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5814 | } while (!__states.empty()); |
| 5815 | if (__matched) |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 5816 | { |
| 5817 | __m.__matches_[0].first = __first; |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 5818 | __m.__matches_[0].second = _VSTD::next(__first, __highest_j); |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 5819 | __m.__matches_[0].matched = true; |
Howard Hinnant | ac30386 | 2010-07-12 15:51:17 +0000 | [diff] [blame] | 5820 | for (unsigned __i = 0; __i < __best_state.__sub_matches_.size(); ++__i) |
| 5821 | __m.__matches_[__i+1] = __best_state.__sub_matches_[__i]; |
Howard Hinnant | e77aa5e | 2010-07-08 17:43:58 +0000 | [diff] [blame] | 5822 | return true; |
| 5823 | } |
| 5824 | } |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5825 | return false; |
| 5826 | } |
| 5827 | |
| 5828 | template <class _CharT, class _Traits> |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5829 | template <class _Allocator> |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5830 | bool |
| 5831 | basic_regex<_CharT, _Traits>::__match_at_start( |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5832 | const _CharT* __first, const _CharT* __last, |
| 5833 | match_results<const _CharT*, _Allocator>& __m, |
Howard Hinnant | 41fb6e1 | 2011-03-26 20:02:27 +0000 | [diff] [blame] | 5834 | regex_constants::match_flag_type __flags, bool __at_first) const |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5835 | { |
Howard Hinnant | ad2a7ab | 2010-07-27 17:24:17 +0000 | [diff] [blame] | 5836 | if ((__flags_ & 0x1F0) == ECMAScript) |
Howard Hinnant | 41fb6e1 | 2011-03-26 20:02:27 +0000 | [diff] [blame] | 5837 | return __match_at_start_ecma(__first, __last, __m, __flags, __at_first); |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5838 | if (mark_count() == 0) |
Howard Hinnant | 41fb6e1 | 2011-03-26 20:02:27 +0000 | [diff] [blame] | 5839 | return __match_at_start_posix_nosubs(__first, __last, __m, __flags, __at_first); |
| 5840 | return __match_at_start_posix_subs(__first, __last, __m, __flags, __at_first); |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5841 | } |
| 5842 | |
| 5843 | template <class _CharT, class _Traits> |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5844 | template <class _Allocator> |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5845 | bool |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 5846 | basic_regex<_CharT, _Traits>::__search( |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5847 | const _CharT* __first, const _CharT* __last, |
| 5848 | match_results<const _CharT*, _Allocator>& __m, |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 5849 | regex_constants::match_flag_type __flags) const |
| 5850 | { |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 5851 | __m.__init(1 + mark_count(), __first, __last, |
| 5852 | __flags & regex_constants::__no_update_pos); |
Howard Hinnant | 7670f7d | 2013-07-09 17:29:09 +0000 | [diff] [blame] | 5853 | if (__match_at_start(__first, __last, __m, __flags, |
| 5854 | !(__flags & regex_constants::__no_update_pos))) |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 5855 | { |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5856 | __m.__prefix_.second = __m[0].first; |
| 5857 | __m.__prefix_.matched = __m.__prefix_.first != __m.__prefix_.second; |
| 5858 | __m.__suffix_.first = __m[0].second; |
| 5859 | __m.__suffix_.matched = __m.__suffix_.first != __m.__suffix_.second; |
| 5860 | return true; |
| 5861 | } |
Howard Hinnant | 8daa733 | 2010-07-29 01:15:27 +0000 | [diff] [blame] | 5862 | if (__first != __last && !(__flags & regex_constants::match_continuous)) |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5863 | { |
Howard Hinnant | f3dcca0 | 2010-07-29 15:17:28 +0000 | [diff] [blame] | 5864 | __flags |= regex_constants::match_prev_avail; |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5865 | for (++__first; __first != __last; ++__first) |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 5866 | { |
Howard Hinnant | f3dcca0 | 2010-07-29 15:17:28 +0000 | [diff] [blame] | 5867 | __m.__matches_.assign(__m.size(), __m.__unmatched_); |
Howard Hinnant | 41fb6e1 | 2011-03-26 20:02:27 +0000 | [diff] [blame] | 5868 | if (__match_at_start(__first, __last, __m, __flags, false)) |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 5869 | { |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5870 | __m.__prefix_.second = __m[0].first; |
| 5871 | __m.__prefix_.matched = __m.__prefix_.first != __m.__prefix_.second; |
| 5872 | __m.__suffix_.first = __m[0].second; |
| 5873 | __m.__suffix_.matched = __m.__suffix_.first != __m.__suffix_.second; |
| 5874 | return true; |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 5875 | } |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5876 | __m.__matches_.assign(__m.size(), __m.__unmatched_); |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 5877 | } |
| 5878 | } |
Howard Hinnant | f8ce459 | 2010-07-07 19:14:52 +0000 | [diff] [blame] | 5879 | __m.__matches_.clear(); |
| 5880 | return false; |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 5881 | } |
| 5882 | |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5883 | template <class _BidirectionalIterator, class _Allocator, class _CharT, class _Traits> |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 5884 | inline _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5885 | bool |
| 5886 | regex_search(_BidirectionalIterator __first, _BidirectionalIterator __last, |
| 5887 | match_results<_BidirectionalIterator, _Allocator>& __m, |
| 5888 | const basic_regex<_CharT, _Traits>& __e, |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 5889 | regex_constants::match_flag_type __flags = regex_constants::match_default) |
| 5890 | { |
Howard Hinnant | e840208 | 2013-07-11 15:32:55 +0000 | [diff] [blame] | 5891 | int __offset = (__flags & regex_constants::match_prev_avail) ? 1 : 0; |
| 5892 | basic_string<_CharT> __s(_VSTD::prev(__first, __offset), __last); |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5893 | match_results<const _CharT*> __mc; |
Howard Hinnant | e840208 | 2013-07-11 15:32:55 +0000 | [diff] [blame] | 5894 | bool __r = __e.__search(__s.data() + __offset, __s.data() + __s.size(), __mc, __flags); |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 5895 | __m.__assign(__first, __last, __mc, __flags & regex_constants::__no_update_pos); |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5896 | return __r; |
| 5897 | } |
| 5898 | |
Howard Hinnant | a9602d5 | 2013-06-29 23:45:43 +0000 | [diff] [blame] | 5899 | template <class _Iter, class _Allocator, class _CharT, class _Traits> |
| 5900 | inline _LIBCPP_INLINE_VISIBILITY |
| 5901 | bool |
| 5902 | regex_search(__wrap_iter<_Iter> __first, |
| 5903 | __wrap_iter<_Iter> __last, |
| 5904 | match_results<__wrap_iter<_Iter>, _Allocator>& __m, |
| 5905 | const basic_regex<_CharT, _Traits>& __e, |
| 5906 | regex_constants::match_flag_type __flags = regex_constants::match_default) |
| 5907 | { |
| 5908 | match_results<const _CharT*> __mc; |
| 5909 | bool __r = __e.__search(__first.base(), __last.base(), __mc, __flags); |
| 5910 | __m.__assign(__first, __last, __mc, __flags & regex_constants::__no_update_pos); |
| 5911 | return __r; |
| 5912 | } |
| 5913 | |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5914 | template <class _Allocator, class _CharT, class _Traits> |
| 5915 | inline _LIBCPP_INLINE_VISIBILITY |
| 5916 | bool |
| 5917 | regex_search(const _CharT* __first, const _CharT* __last, |
| 5918 | match_results<const _CharT*, _Allocator>& __m, |
| 5919 | const basic_regex<_CharT, _Traits>& __e, |
| 5920 | regex_constants::match_flag_type __flags = regex_constants::match_default) |
| 5921 | { |
Howard Hinnant | 9b80f2b | 2010-06-30 17:22:19 +0000 | [diff] [blame] | 5922 | return __e.__search(__first, __last, __m, __flags); |
| 5923 | } |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5924 | |
| 5925 | template <class _BidirectionalIterator, class _CharT, class _Traits> |
| 5926 | inline _LIBCPP_INLINE_VISIBILITY |
| 5927 | bool |
| 5928 | regex_search(_BidirectionalIterator __first, _BidirectionalIterator __last, |
| 5929 | const basic_regex<_CharT, _Traits>& __e, |
| 5930 | regex_constants::match_flag_type __flags = regex_constants::match_default) |
| 5931 | { |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5932 | basic_string<_CharT> __s(__first, __last); |
| 5933 | match_results<const _CharT*> __mc; |
| 5934 | return __e.__search(__s.data(), __s.data() + __s.size(), __mc, __flags); |
| 5935 | } |
| 5936 | |
| 5937 | template <class _CharT, class _Traits> |
| 5938 | inline _LIBCPP_INLINE_VISIBILITY |
| 5939 | bool |
| 5940 | regex_search(const _CharT* __first, const _CharT* __last, |
| 5941 | const basic_regex<_CharT, _Traits>& __e, |
| 5942 | regex_constants::match_flag_type __flags = regex_constants::match_default) |
| 5943 | { |
| 5944 | match_results<const _CharT*> __mc; |
| 5945 | return __e.__search(__first, __last, __mc, __flags); |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5946 | } |
| 5947 | |
| 5948 | template <class _CharT, class _Allocator, class _Traits> |
| 5949 | inline _LIBCPP_INLINE_VISIBILITY |
| 5950 | bool |
| 5951 | regex_search(const _CharT* __str, match_results<const _CharT*, _Allocator>& __m, |
| 5952 | const basic_regex<_CharT, _Traits>& __e, |
| 5953 | regex_constants::match_flag_type __flags = regex_constants::match_default) |
| 5954 | { |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5955 | return __e.__search(__str, __str + _Traits::length(__str), __m, __flags); |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5956 | } |
| 5957 | |
| 5958 | template <class _CharT, class _Traits> |
| 5959 | inline _LIBCPP_INLINE_VISIBILITY |
| 5960 | bool |
| 5961 | regex_search(const _CharT* __str, const basic_regex<_CharT, _Traits>& __e, |
| 5962 | regex_constants::match_flag_type __flags = regex_constants::match_default) |
| 5963 | { |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5964 | match_results<const _CharT*> __m; |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 5965 | return _VSTD::regex_search(__str, __m, __e, __flags); |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5966 | } |
| 5967 | |
| 5968 | template <class _ST, class _SA, class _CharT, class _Traits> |
| 5969 | inline _LIBCPP_INLINE_VISIBILITY |
| 5970 | bool |
| 5971 | regex_search(const basic_string<_CharT, _ST, _SA>& __s, |
| 5972 | const basic_regex<_CharT, _Traits>& __e, |
| 5973 | regex_constants::match_flag_type __flags = regex_constants::match_default) |
| 5974 | { |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5975 | match_results<const _CharT*> __mc; |
| 5976 | return __e.__search(__s.data(), __s.data() + __s.size(), __mc, __flags); |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5977 | } |
| 5978 | |
| 5979 | template <class _ST, class _SA, class _Allocator, class _CharT, class _Traits> |
| 5980 | inline _LIBCPP_INLINE_VISIBILITY |
| 5981 | bool |
| 5982 | regex_search(const basic_string<_CharT, _ST, _SA>& __s, |
| 5983 | match_results<typename basic_string<_CharT, _ST, _SA>::const_iterator, _Allocator>& __m, |
| 5984 | const basic_regex<_CharT, _Traits>& __e, |
| 5985 | regex_constants::match_flag_type __flags = regex_constants::match_default) |
| 5986 | { |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5987 | match_results<const _CharT*> __mc; |
| 5988 | bool __r = __e.__search(__s.data(), __s.data() + __s.size(), __mc, __flags); |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 5989 | __m.__assign(__s.begin(), __s.end(), __mc, __flags & regex_constants::__no_update_pos); |
Howard Hinnant | 22ce0b4 | 2010-07-14 21:14:52 +0000 | [diff] [blame] | 5990 | return __r; |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 5991 | } |
| 5992 | |
Marshall Clow | e0f8672 | 2014-02-19 21:21:11 +0000 | [diff] [blame] | 5993 | #if _LIBCPP_STD_VER > 11 |
| 5994 | template <class _ST, class _SA, class _Ap, class _Cp, class _Tp> |
| 5995 | bool |
| 5996 | regex_search(const basic_string<_Cp, _ST, _SA>&& __s, |
| 5997 | match_results<typename basic_string<_Cp, _ST, _SA>::const_iterator, _Ap>&, |
| 5998 | const basic_regex<_Cp, _Tp>& __e, |
| 5999 | regex_constants::match_flag_type __flags = regex_constants::match_default) = delete; |
| 6000 | #endif |
| 6001 | |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 6002 | // regex_match |
| 6003 | |
| 6004 | template <class _BidirectionalIterator, class _Allocator, class _CharT, class _Traits> |
| 6005 | bool |
| 6006 | regex_match(_BidirectionalIterator __first, _BidirectionalIterator __last, |
| 6007 | match_results<_BidirectionalIterator, _Allocator>& __m, |
| 6008 | const basic_regex<_CharT, _Traits>& __e, |
| 6009 | regex_constants::match_flag_type __flags = regex_constants::match_default) |
| 6010 | { |
Tim Shen | 38c2a37 | 2016-10-27 21:40:34 +0000 | [diff] [blame] | 6011 | bool __r = _VSTD::regex_search( |
| 6012 | __first, __last, __m, __e, |
| 6013 | __flags | regex_constants::match_continuous | |
| 6014 | regex_constants::__full_match); |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 6015 | if (__r) |
| 6016 | { |
| 6017 | __r = !__m.suffix().matched; |
| 6018 | if (!__r) |
| 6019 | __m.__matches_.clear(); |
| 6020 | } |
| 6021 | return __r; |
| 6022 | } |
| 6023 | |
| 6024 | template <class _BidirectionalIterator, class _CharT, class _Traits> |
| 6025 | inline _LIBCPP_INLINE_VISIBILITY |
| 6026 | bool |
| 6027 | regex_match(_BidirectionalIterator __first, _BidirectionalIterator __last, |
| 6028 | const basic_regex<_CharT, _Traits>& __e, |
| 6029 | regex_constants::match_flag_type __flags = regex_constants::match_default) |
| 6030 | { |
| 6031 | match_results<_BidirectionalIterator> __m; |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 6032 | return _VSTD::regex_match(__first, __last, __m, __e, __flags); |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 6033 | } |
| 6034 | |
| 6035 | template <class _CharT, class _Allocator, class _Traits> |
| 6036 | inline _LIBCPP_INLINE_VISIBILITY |
| 6037 | bool |
| 6038 | regex_match(const _CharT* __str, match_results<const _CharT*, _Allocator>& __m, |
| 6039 | const basic_regex<_CharT, _Traits>& __e, |
| 6040 | regex_constants::match_flag_type __flags = regex_constants::match_default) |
| 6041 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 6042 | return _VSTD::regex_match(__str, __str + _Traits::length(__str), __m, __e, __flags); |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 6043 | } |
| 6044 | |
| 6045 | template <class _ST, class _SA, class _Allocator, class _CharT, class _Traits> |
| 6046 | inline _LIBCPP_INLINE_VISIBILITY |
| 6047 | bool |
| 6048 | regex_match(const basic_string<_CharT, _ST, _SA>& __s, |
| 6049 | match_results<typename basic_string<_CharT, _ST, _SA>::const_iterator, _Allocator>& __m, |
| 6050 | const basic_regex<_CharT, _Traits>& __e, |
| 6051 | regex_constants::match_flag_type __flags = regex_constants::match_default) |
| 6052 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 6053 | return _VSTD::regex_match(__s.begin(), __s.end(), __m, __e, __flags); |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 6054 | } |
| 6055 | |
Marshall Clow | e0f8672 | 2014-02-19 21:21:11 +0000 | [diff] [blame] | 6056 | #if _LIBCPP_STD_VER > 11 |
| 6057 | template <class _ST, class _SA, class _Allocator, class _CharT, class _Traits> |
| 6058 | inline _LIBCPP_INLINE_VISIBILITY |
| 6059 | bool |
| 6060 | regex_match(const basic_string<_CharT, _ST, _SA>&& __s, |
| 6061 | match_results<typename basic_string<_CharT, _ST, _SA>::const_iterator, _Allocator>& __m, |
| 6062 | const basic_regex<_CharT, _Traits>& __e, |
| 6063 | regex_constants::match_flag_type __flags = regex_constants::match_default) = delete; |
| 6064 | #endif |
| 6065 | |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 6066 | template <class _CharT, class _Traits> |
| 6067 | inline _LIBCPP_INLINE_VISIBILITY |
| 6068 | bool |
| 6069 | regex_match(const _CharT* __str, const basic_regex<_CharT, _Traits>& __e, |
| 6070 | regex_constants::match_flag_type __flags = regex_constants::match_default) |
| 6071 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 6072 | return _VSTD::regex_match(__str, __str + _Traits::length(__str), __e, __flags); |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 6073 | } |
| 6074 | |
| 6075 | template <class _ST, class _SA, class _CharT, class _Traits> |
| 6076 | inline _LIBCPP_INLINE_VISIBILITY |
| 6077 | bool |
| 6078 | regex_match(const basic_string<_CharT, _ST, _SA>& __s, |
| 6079 | const basic_regex<_CharT, _Traits>& __e, |
| 6080 | regex_constants::match_flag_type __flags = regex_constants::match_default) |
| 6081 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 6082 | return _VSTD::regex_match(__s.begin(), __s.end(), __e, __flags); |
Howard Hinnant | 7e9d84b | 2010-06-30 00:21:42 +0000 | [diff] [blame] | 6083 | } |
| 6084 | |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 6085 | // regex_iterator |
| 6086 | |
| 6087 | template <class _BidirectionalIterator, |
| 6088 | class _CharT = typename iterator_traits<_BidirectionalIterator>::value_type, |
| 6089 | class _Traits = regex_traits<_CharT> > |
Eric Fiselier | c3589a8 | 2017-01-04 23:56:00 +0000 | [diff] [blame] | 6090 | class _LIBCPP_TEMPLATE_VIS regex_iterator |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 6091 | { |
| 6092 | public: |
| 6093 | typedef basic_regex<_CharT, _Traits> regex_type; |
| 6094 | typedef match_results<_BidirectionalIterator> value_type; |
| 6095 | typedef ptrdiff_t difference_type; |
| 6096 | typedef const value_type* pointer; |
| 6097 | typedef const value_type& reference; |
| 6098 | typedef forward_iterator_tag iterator_category; |
| 6099 | |
| 6100 | private: |
| 6101 | _BidirectionalIterator __begin_; |
| 6102 | _BidirectionalIterator __end_; |
| 6103 | const regex_type* __pregex_; |
| 6104 | regex_constants::match_flag_type __flags_; |
| 6105 | value_type __match_; |
| 6106 | |
| 6107 | public: |
| 6108 | regex_iterator(); |
| 6109 | regex_iterator(_BidirectionalIterator __a, _BidirectionalIterator __b, |
| 6110 | const regex_type& __re, |
Marshall Clow | e0f8672 | 2014-02-19 21:21:11 +0000 | [diff] [blame] | 6111 | regex_constants::match_flag_type __m |
| 6112 | = regex_constants::match_default); |
| 6113 | #if _LIBCPP_STD_VER > 11 |
| 6114 | regex_iterator(_BidirectionalIterator __a, _BidirectionalIterator __b, |
| 6115 | const regex_type&& __re, |
| 6116 | regex_constants::match_flag_type __m |
| 6117 | = regex_constants::match_default) = delete; |
| 6118 | #endif |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 6119 | |
| 6120 | bool operator==(const regex_iterator& __x) const; |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 6121 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 6122 | bool operator!=(const regex_iterator& __x) const {return !(*this == __x);} |
| 6123 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 6124 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 6125 | reference operator*() const {return __match_;} |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 6126 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 6127 | pointer operator->() const {return &__match_;} |
| 6128 | |
| 6129 | regex_iterator& operator++(); |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 6130 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 6131 | regex_iterator operator++(int) |
| 6132 | { |
| 6133 | regex_iterator __t(*this); |
| 6134 | ++(*this); |
| 6135 | return __t; |
| 6136 | } |
| 6137 | }; |
| 6138 | |
| 6139 | template <class _BidirectionalIterator, class _CharT, class _Traits> |
| 6140 | regex_iterator<_BidirectionalIterator, _CharT, _Traits>::regex_iterator() |
| 6141 | : __begin_(), __end_(), __pregex_(nullptr), __flags_(), __match_() |
| 6142 | { |
| 6143 | } |
| 6144 | |
| 6145 | template <class _BidirectionalIterator, class _CharT, class _Traits> |
| 6146 | regex_iterator<_BidirectionalIterator, _CharT, _Traits>:: |
| 6147 | regex_iterator(_BidirectionalIterator __a, _BidirectionalIterator __b, |
| 6148 | const regex_type& __re, regex_constants::match_flag_type __m) |
| 6149 | : __begin_(__a), |
| 6150 | __end_(__b), |
| 6151 | __pregex_(&__re), |
| 6152 | __flags_(__m) |
| 6153 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 6154 | _VSTD::regex_search(__begin_, __end_, __match_, *__pregex_, __flags_); |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 6155 | } |
| 6156 | |
| 6157 | template <class _BidirectionalIterator, class _CharT, class _Traits> |
| 6158 | bool |
| 6159 | regex_iterator<_BidirectionalIterator, _CharT, _Traits>:: |
| 6160 | operator==(const regex_iterator& __x) const |
| 6161 | { |
| 6162 | if (__match_.empty() && __x.__match_.empty()) |
| 6163 | return true; |
| 6164 | if (__match_.empty() || __x.__match_.empty()) |
| 6165 | return false; |
| 6166 | return __begin_ == __x.__begin_ && |
| 6167 | __end_ == __x.__end_ && |
| 6168 | __pregex_ == __x.__pregex_ && |
| 6169 | __flags_ == __x.__flags_ && |
| 6170 | __match_[0] == __x.__match_[0]; |
| 6171 | } |
| 6172 | |
| 6173 | template <class _BidirectionalIterator, class _CharT, class _Traits> |
| 6174 | regex_iterator<_BidirectionalIterator, _CharT, _Traits>& |
| 6175 | regex_iterator<_BidirectionalIterator, _CharT, _Traits>::operator++() |
| 6176 | { |
| 6177 | __flags_ |= regex_constants::__no_update_pos; |
| 6178 | _BidirectionalIterator __start = __match_[0].second; |
Marshall Clow | e00d350 | 2017-07-05 16:37:19 +0000 | [diff] [blame] | 6179 | if (__match_[0].first == __match_[0].second) |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 6180 | { |
| 6181 | if (__start == __end_) |
| 6182 | { |
| 6183 | __match_ = value_type(); |
| 6184 | return *this; |
| 6185 | } |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 6186 | else if (_VSTD::regex_search(__start, __end_, __match_, *__pregex_, |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 6187 | __flags_ | regex_constants::match_not_null | |
| 6188 | regex_constants::match_continuous)) |
| 6189 | return *this; |
| 6190 | else |
| 6191 | ++__start; |
| 6192 | } |
| 6193 | __flags_ |= regex_constants::match_prev_avail; |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 6194 | if (!_VSTD::regex_search(__start, __end_, __match_, *__pregex_, __flags_)) |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 6195 | __match_ = value_type(); |
| 6196 | return *this; |
| 6197 | } |
| 6198 | |
| 6199 | typedef regex_iterator<const char*> cregex_iterator; |
| 6200 | typedef regex_iterator<const wchar_t*> wcregex_iterator; |
| 6201 | typedef regex_iterator<string::const_iterator> sregex_iterator; |
| 6202 | typedef regex_iterator<wstring::const_iterator> wsregex_iterator; |
| 6203 | |
| 6204 | // regex_token_iterator |
| 6205 | |
| 6206 | template <class _BidirectionalIterator, |
| 6207 | class _CharT = typename iterator_traits<_BidirectionalIterator>::value_type, |
| 6208 | class _Traits = regex_traits<_CharT> > |
Eric Fiselier | c3589a8 | 2017-01-04 23:56:00 +0000 | [diff] [blame] | 6209 | class _LIBCPP_TEMPLATE_VIS regex_token_iterator |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 6210 | { |
| 6211 | public: |
| 6212 | typedef basic_regex<_CharT, _Traits> regex_type; |
| 6213 | typedef sub_match<_BidirectionalIterator> value_type; |
| 6214 | typedef ptrdiff_t difference_type; |
| 6215 | typedef const value_type* pointer; |
| 6216 | typedef const value_type& reference; |
| 6217 | typedef forward_iterator_tag iterator_category; |
| 6218 | |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6219 | private: |
| 6220 | typedef regex_iterator<_BidirectionalIterator, _CharT, _Traits> _Position; |
| 6221 | |
| 6222 | _Position __position_; |
| 6223 | const value_type* __result_; |
| 6224 | value_type __suffix_; |
Eric Fiselier | 50f6579 | 2016-12-24 00:24:44 +0000 | [diff] [blame] | 6225 | ptrdiff_t __n_; |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6226 | vector<int> __subs_; |
| 6227 | |
| 6228 | public: |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 6229 | regex_token_iterator(); |
| 6230 | regex_token_iterator(_BidirectionalIterator __a, _BidirectionalIterator __b, |
| 6231 | const regex_type& __re, int __submatch = 0, |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6232 | regex_constants::match_flag_type __m = |
| 6233 | regex_constants::match_default); |
Marshall Clow | e0f8672 | 2014-02-19 21:21:11 +0000 | [diff] [blame] | 6234 | #if _LIBCPP_STD_VER > 11 |
| 6235 | regex_token_iterator(_BidirectionalIterator __a, _BidirectionalIterator __b, |
| 6236 | const regex_type&& __re, int __submatch = 0, |
| 6237 | regex_constants::match_flag_type __m = |
| 6238 | regex_constants::match_default) = delete; |
| 6239 | #endif |
| 6240 | |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 6241 | regex_token_iterator(_BidirectionalIterator __a, _BidirectionalIterator __b, |
| 6242 | const regex_type& __re, const vector<int>& __submatches, |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6243 | regex_constants::match_flag_type __m = |
| 6244 | regex_constants::match_default); |
Marshall Clow | e0f8672 | 2014-02-19 21:21:11 +0000 | [diff] [blame] | 6245 | #if _LIBCPP_STD_VER > 11 |
| 6246 | regex_token_iterator(_BidirectionalIterator __a, _BidirectionalIterator __b, |
| 6247 | const regex_type&& __re, const vector<int>& __submatches, |
| 6248 | regex_constants::match_flag_type __m = |
| 6249 | regex_constants::match_default) = delete; |
| 6250 | #endif |
| 6251 | |
Eric Fiselier | d89c715 | 2017-04-18 23:42:15 +0000 | [diff] [blame] | 6252 | #ifndef _LIBCPP_CXX03_LANG |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 6253 | regex_token_iterator(_BidirectionalIterator __a, _BidirectionalIterator __b, |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6254 | const regex_type& __re, |
| 6255 | initializer_list<int> __submatches, |
| 6256 | regex_constants::match_flag_type __m = |
| 6257 | regex_constants::match_default); |
Marshall Clow | e0f8672 | 2014-02-19 21:21:11 +0000 | [diff] [blame] | 6258 | |
| 6259 | #if _LIBCPP_STD_VER > 11 |
| 6260 | regex_token_iterator(_BidirectionalIterator __a, _BidirectionalIterator __b, |
| 6261 | const regex_type&& __re, |
| 6262 | initializer_list<int> __submatches, |
| 6263 | regex_constants::match_flag_type __m = |
| 6264 | regex_constants::match_default) = delete; |
| 6265 | #endif |
Eric Fiselier | d89c715 | 2017-04-18 23:42:15 +0000 | [diff] [blame] | 6266 | #endif // _LIBCPP_CXX03_LANG |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 6267 | template <size_t _Np> |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6268 | regex_token_iterator(_BidirectionalIterator __a, |
| 6269 | _BidirectionalIterator __b, |
| 6270 | const regex_type& __re, |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 6271 | const int (&__submatches)[_Np], |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6272 | regex_constants::match_flag_type __m = |
| 6273 | regex_constants::match_default); |
Marshall Clow | e0f8672 | 2014-02-19 21:21:11 +0000 | [diff] [blame] | 6274 | #if _LIBCPP_STD_VER > 11 |
| 6275 | template <std::size_t _Np> |
| 6276 | regex_token_iterator(_BidirectionalIterator __a, |
| 6277 | _BidirectionalIterator __b, |
| 6278 | const regex_type&& __re, |
| 6279 | const int (&__submatches)[_Np], |
| 6280 | regex_constants::match_flag_type __m = |
| 6281 | regex_constants::match_default) = delete; |
| 6282 | #endif |
| 6283 | |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 6284 | regex_token_iterator(const regex_token_iterator&); |
| 6285 | regex_token_iterator& operator=(const regex_token_iterator&); |
| 6286 | |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6287 | bool operator==(const regex_token_iterator& __x) const; |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 6288 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6289 | bool operator!=(const regex_token_iterator& __x) const {return !(*this == __x);} |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 6290 | |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 6291 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6292 | const value_type& operator*() const {return *__result_;} |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 6293 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6294 | const value_type* operator->() const {return __result_;} |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 6295 | |
| 6296 | regex_token_iterator& operator++(); |
Howard Hinnant | aef07cb | 2010-09-23 15:13:20 +0000 | [diff] [blame] | 6297 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6298 | regex_token_iterator operator++(int) |
| 6299 | { |
| 6300 | regex_token_iterator __t(*this); |
| 6301 | ++(*this); |
| 6302 | return __t; |
| 6303 | } |
| 6304 | |
| 6305 | private: |
| 6306 | void __init(_BidirectionalIterator __a, _BidirectionalIterator __b); |
Marshall Clow | 0efd9dc | 2014-01-09 18:25:57 +0000 | [diff] [blame] | 6307 | void __establish_result () { |
Eric Fiselier | 50f6579 | 2016-12-24 00:24:44 +0000 | [diff] [blame] | 6308 | if (__subs_[__n_] == -1) |
Marshall Clow | 0efd9dc | 2014-01-09 18:25:57 +0000 | [diff] [blame] | 6309 | __result_ = &__position_->prefix(); |
| 6310 | else |
Eric Fiselier | 50f6579 | 2016-12-24 00:24:44 +0000 | [diff] [blame] | 6311 | __result_ = &(*__position_)[__subs_[__n_]]; |
Marshall Clow | 0efd9dc | 2014-01-09 18:25:57 +0000 | [diff] [blame] | 6312 | } |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 6313 | }; |
| 6314 | |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6315 | template <class _BidirectionalIterator, class _CharT, class _Traits> |
| 6316 | regex_token_iterator<_BidirectionalIterator, _CharT, _Traits>:: |
| 6317 | regex_token_iterator() |
| 6318 | : __result_(nullptr), |
| 6319 | __suffix_(), |
Eric Fiselier | 50f6579 | 2016-12-24 00:24:44 +0000 | [diff] [blame] | 6320 | __n_(0) |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6321 | { |
| 6322 | } |
| 6323 | |
| 6324 | template <class _BidirectionalIterator, class _CharT, class _Traits> |
| 6325 | void |
| 6326 | regex_token_iterator<_BidirectionalIterator, _CharT, _Traits>:: |
| 6327 | __init(_BidirectionalIterator __a, _BidirectionalIterator __b) |
| 6328 | { |
| 6329 | if (__position_ != _Position()) |
Marshall Clow | 0efd9dc | 2014-01-09 18:25:57 +0000 | [diff] [blame] | 6330 | __establish_result (); |
Eric Fiselier | 50f6579 | 2016-12-24 00:24:44 +0000 | [diff] [blame] | 6331 | else if (__subs_[__n_] == -1) |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6332 | { |
| 6333 | __suffix_.matched = true; |
| 6334 | __suffix_.first = __a; |
| 6335 | __suffix_.second = __b; |
| 6336 | __result_ = &__suffix_; |
| 6337 | } |
| 6338 | else |
| 6339 | __result_ = nullptr; |
| 6340 | } |
| 6341 | |
| 6342 | template <class _BidirectionalIterator, class _CharT, class _Traits> |
| 6343 | regex_token_iterator<_BidirectionalIterator, _CharT, _Traits>:: |
| 6344 | regex_token_iterator(_BidirectionalIterator __a, _BidirectionalIterator __b, |
| 6345 | const regex_type& __re, int __submatch, |
| 6346 | regex_constants::match_flag_type __m) |
| 6347 | : __position_(__a, __b, __re, __m), |
Eric Fiselier | 50f6579 | 2016-12-24 00:24:44 +0000 | [diff] [blame] | 6348 | __n_(0), |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6349 | __subs_(1, __submatch) |
| 6350 | { |
| 6351 | __init(__a, __b); |
| 6352 | } |
| 6353 | |
| 6354 | template <class _BidirectionalIterator, class _CharT, class _Traits> |
| 6355 | regex_token_iterator<_BidirectionalIterator, _CharT, _Traits>:: |
| 6356 | regex_token_iterator(_BidirectionalIterator __a, _BidirectionalIterator __b, |
| 6357 | const regex_type& __re, const vector<int>& __submatches, |
| 6358 | regex_constants::match_flag_type __m) |
| 6359 | : __position_(__a, __b, __re, __m), |
Eric Fiselier | 50f6579 | 2016-12-24 00:24:44 +0000 | [diff] [blame] | 6360 | __n_(0), |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6361 | __subs_(__submatches) |
| 6362 | { |
| 6363 | __init(__a, __b); |
| 6364 | } |
| 6365 | |
Eric Fiselier | d89c715 | 2017-04-18 23:42:15 +0000 | [diff] [blame] | 6366 | #ifndef _LIBCPP_CXX03_LANG |
Howard Hinnant | e3e3291 | 2011-08-12 21:56:02 +0000 | [diff] [blame] | 6367 | |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6368 | template <class _BidirectionalIterator, class _CharT, class _Traits> |
| 6369 | regex_token_iterator<_BidirectionalIterator, _CharT, _Traits>:: |
| 6370 | regex_token_iterator(_BidirectionalIterator __a, _BidirectionalIterator __b, |
| 6371 | const regex_type& __re, |
| 6372 | initializer_list<int> __submatches, |
| 6373 | regex_constants::match_flag_type __m) |
| 6374 | : __position_(__a, __b, __re, __m), |
Eric Fiselier | 50f6579 | 2016-12-24 00:24:44 +0000 | [diff] [blame] | 6375 | __n_(0), |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6376 | __subs_(__submatches) |
| 6377 | { |
| 6378 | __init(__a, __b); |
| 6379 | } |
| 6380 | |
Eric Fiselier | d89c715 | 2017-04-18 23:42:15 +0000 | [diff] [blame] | 6381 | #endif // _LIBCPP_CXX03_LANG |
Howard Hinnant | e3e3291 | 2011-08-12 21:56:02 +0000 | [diff] [blame] | 6382 | |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6383 | template <class _BidirectionalIterator, class _CharT, class _Traits> |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 6384 | template <size_t _Np> |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6385 | regex_token_iterator<_BidirectionalIterator, _CharT, _Traits>:: |
| 6386 | regex_token_iterator(_BidirectionalIterator __a, _BidirectionalIterator __b, |
| 6387 | const regex_type& __re, |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 6388 | const int (&__submatches)[_Np], |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6389 | regex_constants::match_flag_type __m) |
| 6390 | : __position_(__a, __b, __re, __m), |
Eric Fiselier | 50f6579 | 2016-12-24 00:24:44 +0000 | [diff] [blame] | 6391 | __n_(0), |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 6392 | __subs_(__submatches, __submatches + _Np) |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6393 | { |
| 6394 | __init(__a, __b); |
| 6395 | } |
| 6396 | |
| 6397 | template <class _BidirectionalIterator, class _CharT, class _Traits> |
| 6398 | regex_token_iterator<_BidirectionalIterator, _CharT, _Traits>:: |
| 6399 | regex_token_iterator(const regex_token_iterator& __x) |
| 6400 | : __position_(__x.__position_), |
| 6401 | __result_(__x.__result_), |
| 6402 | __suffix_(__x.__suffix_), |
Eric Fiselier | 50f6579 | 2016-12-24 00:24:44 +0000 | [diff] [blame] | 6403 | __n_(__x.__n_), |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6404 | __subs_(__x.__subs_) |
| 6405 | { |
| 6406 | if (__x.__result_ == &__x.__suffix_) |
Marshall Clow | 72fe0ae | 2014-01-13 17:47:08 +0000 | [diff] [blame] | 6407 | __result_ = &__suffix_; |
Marshall Clow | 0efd9dc | 2014-01-09 18:25:57 +0000 | [diff] [blame] | 6408 | else if ( __result_ != nullptr ) |
| 6409 | __establish_result (); |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6410 | } |
| 6411 | |
| 6412 | template <class _BidirectionalIterator, class _CharT, class _Traits> |
| 6413 | regex_token_iterator<_BidirectionalIterator, _CharT, _Traits>& |
| 6414 | regex_token_iterator<_BidirectionalIterator, _CharT, _Traits>:: |
| 6415 | operator=(const regex_token_iterator& __x) |
| 6416 | { |
| 6417 | if (this != &__x) |
| 6418 | { |
| 6419 | __position_ = __x.__position_; |
| 6420 | if (__x.__result_ == &__x.__suffix_) |
Marshall Clow | 0efd9dc | 2014-01-09 18:25:57 +0000 | [diff] [blame] | 6421 | __result_ = &__suffix_; |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6422 | else |
| 6423 | __result_ = __x.__result_; |
| 6424 | __suffix_ = __x.__suffix_; |
Eric Fiselier | 50f6579 | 2016-12-24 00:24:44 +0000 | [diff] [blame] | 6425 | __n_ = __x.__n_; |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6426 | __subs_ = __x.__subs_; |
Marshall Clow | 0efd9dc | 2014-01-09 18:25:57 +0000 | [diff] [blame] | 6427 | |
| 6428 | if ( __result_ != nullptr && __result_ != &__suffix_ ) |
| 6429 | __establish_result(); |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6430 | } |
| 6431 | return *this; |
| 6432 | } |
| 6433 | |
| 6434 | template <class _BidirectionalIterator, class _CharT, class _Traits> |
| 6435 | bool |
| 6436 | regex_token_iterator<_BidirectionalIterator, _CharT, _Traits>:: |
| 6437 | operator==(const regex_token_iterator& __x) const |
| 6438 | { |
| 6439 | if (__result_ == nullptr && __x.__result_ == nullptr) |
| 6440 | return true; |
| 6441 | if (__result_ == &__suffix_ && __x.__result_ == &__x.__suffix_ && |
| 6442 | __suffix_ == __x.__suffix_) |
| 6443 | return true; |
| 6444 | if (__result_ == nullptr || __x.__result_ == nullptr) |
| 6445 | return false; |
| 6446 | if (__result_ == &__suffix_ || __x.__result_ == &__x.__suffix_) |
| 6447 | return false; |
Eric Fiselier | 50f6579 | 2016-12-24 00:24:44 +0000 | [diff] [blame] | 6448 | return __position_ == __x.__position_ && __n_ == __x.__n_ && |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6449 | __subs_ == __x.__subs_; |
| 6450 | } |
| 6451 | |
| 6452 | template <class _BidirectionalIterator, class _CharT, class _Traits> |
| 6453 | regex_token_iterator<_BidirectionalIterator, _CharT, _Traits>& |
| 6454 | regex_token_iterator<_BidirectionalIterator, _CharT, _Traits>::operator++() |
| 6455 | { |
| 6456 | _Position __prev = __position_; |
| 6457 | if (__result_ == &__suffix_) |
| 6458 | __result_ = nullptr; |
Eric Fiselier | 50f6579 | 2016-12-24 00:24:44 +0000 | [diff] [blame] | 6459 | else if (static_cast<size_t>(__n_ + 1) < __subs_.size()) |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6460 | { |
Eric Fiselier | 50f6579 | 2016-12-24 00:24:44 +0000 | [diff] [blame] | 6461 | ++__n_; |
Marshall Clow | 0efd9dc | 2014-01-09 18:25:57 +0000 | [diff] [blame] | 6462 | __establish_result(); |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6463 | } |
| 6464 | else |
| 6465 | { |
Eric Fiselier | 50f6579 | 2016-12-24 00:24:44 +0000 | [diff] [blame] | 6466 | __n_ = 0; |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6467 | ++__position_; |
| 6468 | if (__position_ != _Position()) |
Marshall Clow | 0efd9dc | 2014-01-09 18:25:57 +0000 | [diff] [blame] | 6469 | __establish_result(); |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6470 | else |
| 6471 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 6472 | if (_VSTD::find(__subs_.begin(), __subs_.end(), -1) != __subs_.end() |
Howard Hinnant | 262b779 | 2010-08-17 20:42:03 +0000 | [diff] [blame] | 6473 | && __prev->suffix().length() != 0) |
| 6474 | { |
| 6475 | __suffix_.matched = true; |
| 6476 | __suffix_.first = __prev->suffix().first; |
| 6477 | __suffix_.second = __prev->suffix().second; |
| 6478 | __result_ = &__suffix_; |
| 6479 | } |
| 6480 | else |
| 6481 | __result_ = nullptr; |
| 6482 | } |
| 6483 | } |
| 6484 | return *this; |
| 6485 | } |
| 6486 | |
Howard Hinnant | a712c72 | 2010-08-16 20:21:16 +0000 | [diff] [blame] | 6487 | typedef regex_token_iterator<const char*> cregex_token_iterator; |
| 6488 | typedef regex_token_iterator<const wchar_t*> wcregex_token_iterator; |
| 6489 | typedef regex_token_iterator<string::const_iterator> sregex_token_iterator; |
| 6490 | typedef regex_token_iterator<wstring::const_iterator> wsregex_token_iterator; |
| 6491 | |
Howard Hinnant | a8d7759 | 2010-08-18 00:13:08 +0000 | [diff] [blame] | 6492 | // regex_replace |
| 6493 | |
| 6494 | template <class _OutputIterator, class _BidirectionalIterator, |
| 6495 | class _Traits, class _CharT> |
| 6496 | _OutputIterator |
Alexander Richardson | e208d08 | 2017-11-14 11:14:25 +0000 | [diff] [blame] | 6497 | regex_replace(_OutputIterator __output_iter, |
Howard Hinnant | a8d7759 | 2010-08-18 00:13:08 +0000 | [diff] [blame] | 6498 | _BidirectionalIterator __first, _BidirectionalIterator __last, |
| 6499 | const basic_regex<_CharT, _Traits>& __e, const _CharT* __fmt, |
| 6500 | regex_constants::match_flag_type __flags = regex_constants::match_default) |
| 6501 | { |
| 6502 | typedef regex_iterator<_BidirectionalIterator, _CharT, _Traits> _Iter; |
| 6503 | _Iter __i(__first, __last, __e, __flags); |
| 6504 | _Iter __eof; |
| 6505 | if (__i == __eof) |
| 6506 | { |
| 6507 | if (!(__flags & regex_constants::format_no_copy)) |
Alexander Richardson | e208d08 | 2017-11-14 11:14:25 +0000 | [diff] [blame] | 6508 | __output_iter = _VSTD::copy(__first, __last, __output_iter); |
Howard Hinnant | a8d7759 | 2010-08-18 00:13:08 +0000 | [diff] [blame] | 6509 | } |
| 6510 | else |
| 6511 | { |
| 6512 | sub_match<_BidirectionalIterator> __lm; |
| 6513 | for (size_t __len = char_traits<_CharT>::length(__fmt); __i != __eof; ++__i) |
| 6514 | { |
| 6515 | if (!(__flags & regex_constants::format_no_copy)) |
Alexander Richardson | e208d08 | 2017-11-14 11:14:25 +0000 | [diff] [blame] | 6516 | __output_iter = _VSTD::copy(__i->prefix().first, __i->prefix().second, __output_iter); |
| 6517 | __output_iter = __i->format(__output_iter, __fmt, __fmt + __len, __flags); |
Howard Hinnant | a8d7759 | 2010-08-18 00:13:08 +0000 | [diff] [blame] | 6518 | __lm = __i->suffix(); |
| 6519 | if (__flags & regex_constants::format_first_only) |
| 6520 | break; |
| 6521 | } |
| 6522 | if (!(__flags & regex_constants::format_no_copy)) |
Alexander Richardson | e208d08 | 2017-11-14 11:14:25 +0000 | [diff] [blame] | 6523 | __output_iter = _VSTD::copy(__lm.first, __lm.second, __output_iter); |
Howard Hinnant | a8d7759 | 2010-08-18 00:13:08 +0000 | [diff] [blame] | 6524 | } |
Alexander Richardson | e208d08 | 2017-11-14 11:14:25 +0000 | [diff] [blame] | 6525 | return __output_iter; |
Howard Hinnant | a8d7759 | 2010-08-18 00:13:08 +0000 | [diff] [blame] | 6526 | } |
| 6527 | |
| 6528 | template <class _OutputIterator, class _BidirectionalIterator, |
| 6529 | class _Traits, class _CharT, class _ST, class _SA> |
| 6530 | inline _LIBCPP_INLINE_VISIBILITY |
| 6531 | _OutputIterator |
Alexander Richardson | e208d08 | 2017-11-14 11:14:25 +0000 | [diff] [blame] | 6532 | regex_replace(_OutputIterator __output_iter, |
Howard Hinnant | a8d7759 | 2010-08-18 00:13:08 +0000 | [diff] [blame] | 6533 | _BidirectionalIterator __first, _BidirectionalIterator __last, |
| 6534 | const basic_regex<_CharT, _Traits>& __e, |
| 6535 | const basic_string<_CharT, _ST, _SA>& __fmt, |
| 6536 | regex_constants::match_flag_type __flags = regex_constants::match_default) |
| 6537 | { |
Alexander Richardson | e208d08 | 2017-11-14 11:14:25 +0000 | [diff] [blame] | 6538 | return _VSTD::regex_replace(__output_iter, __first, __last, __e, __fmt.c_str(), __flags); |
Howard Hinnant | a8d7759 | 2010-08-18 00:13:08 +0000 | [diff] [blame] | 6539 | } |
| 6540 | |
| 6541 | template <class _Traits, class _CharT, class _ST, class _SA, class _FST, |
| 6542 | class _FSA> |
| 6543 | inline _LIBCPP_INLINE_VISIBILITY |
| 6544 | basic_string<_CharT, _ST, _SA> |
| 6545 | regex_replace(const basic_string<_CharT, _ST, _SA>& __s, |
| 6546 | const basic_regex<_CharT, _Traits>& __e, |
| 6547 | const basic_string<_CharT, _FST, _FSA>& __fmt, |
| 6548 | regex_constants::match_flag_type __flags = regex_constants::match_default) |
| 6549 | { |
| 6550 | basic_string<_CharT, _ST, _SA> __r; |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 6551 | _VSTD::regex_replace(back_inserter(__r), __s.begin(), __s.end(), __e, |
Howard Hinnant | a8d7759 | 2010-08-18 00:13:08 +0000 | [diff] [blame] | 6552 | __fmt.c_str(), __flags); |
| 6553 | return __r; |
| 6554 | } |
| 6555 | |
| 6556 | template <class _Traits, class _CharT, class _ST, class _SA> |
| 6557 | inline _LIBCPP_INLINE_VISIBILITY |
| 6558 | basic_string<_CharT, _ST, _SA> |
| 6559 | regex_replace(const basic_string<_CharT, _ST, _SA>& __s, |
| 6560 | const basic_regex<_CharT, _Traits>& __e, const _CharT* __fmt, |
| 6561 | regex_constants::match_flag_type __flags = regex_constants::match_default) |
| 6562 | { |
| 6563 | basic_string<_CharT, _ST, _SA> __r; |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 6564 | _VSTD::regex_replace(back_inserter(__r), __s.begin(), __s.end(), __e, |
Howard Hinnant | a8d7759 | 2010-08-18 00:13:08 +0000 | [diff] [blame] | 6565 | __fmt, __flags); |
| 6566 | return __r; |
| 6567 | } |
| 6568 | |
| 6569 | template <class _Traits, class _CharT, class _ST, class _SA> |
| 6570 | inline _LIBCPP_INLINE_VISIBILITY |
| 6571 | basic_string<_CharT> |
| 6572 | regex_replace(const _CharT* __s, |
| 6573 | const basic_regex<_CharT, _Traits>& __e, |
| 6574 | const basic_string<_CharT, _ST, _SA>& __fmt, |
| 6575 | regex_constants::match_flag_type __flags = regex_constants::match_default) |
| 6576 | { |
| 6577 | basic_string<_CharT> __r; |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 6578 | _VSTD::regex_replace(back_inserter(__r), __s, |
Howard Hinnant | a8d7759 | 2010-08-18 00:13:08 +0000 | [diff] [blame] | 6579 | __s + char_traits<_CharT>::length(__s), __e, |
| 6580 | __fmt.c_str(), __flags); |
| 6581 | return __r; |
| 6582 | } |
| 6583 | |
| 6584 | template <class _Traits, class _CharT> |
| 6585 | inline _LIBCPP_INLINE_VISIBILITY |
| 6586 | basic_string<_CharT> |
| 6587 | regex_replace(const _CharT* __s, |
| 6588 | const basic_regex<_CharT, _Traits>& __e, |
| 6589 | const _CharT* __fmt, |
| 6590 | regex_constants::match_flag_type __flags = regex_constants::match_default) |
| 6591 | { |
| 6592 | basic_string<_CharT> __r; |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 6593 | _VSTD::regex_replace(back_inserter(__r), __s, |
Howard Hinnant | a8d7759 | 2010-08-18 00:13:08 +0000 | [diff] [blame] | 6594 | __s + char_traits<_CharT>::length(__s), __e, |
| 6595 | __fmt, __flags); |
| 6596 | return __r; |
| 6597 | } |
| 6598 | |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 6599 | _LIBCPP_END_NAMESPACE_STD |
| 6600 | |
Eric Fiselier | 018a3d5 | 2017-05-31 22:07:49 +0000 | [diff] [blame] | 6601 | _LIBCPP_POP_MACROS |
| 6602 | |
Howard Hinnant | 3257c98 | 2010-06-17 00:34:59 +0000 | [diff] [blame] | 6603 | #endif // _LIBCPP_REGEX |