| 1 | <?php |
|---|
| 2 | /* Driver template for the PHP_PHP_LexerGenerator_ParserrGenerator parser generator. (PHP port of LEMON) |
|---|
| 3 | */ |
|---|
| 4 | |
|---|
| 5 | /** |
|---|
| 6 | * This can be used to store both the string representation of |
|---|
| 7 | * a token, and any useful meta-data associated with the token. |
|---|
| 8 | * |
|---|
| 9 | * meta-data should be stored as an array |
|---|
| 10 | */ |
|---|
| 11 | class PHP_LexerGenerator_ParseryyToken implements ArrayAccess |
|---|
| 12 | { |
|---|
| 13 | public $string = ''; |
|---|
| 14 | public $metadata = array(); |
|---|
| 15 | |
|---|
| 16 | function __construct($s, $m = array()) |
|---|
| 17 | { |
|---|
| 18 | if ($s instanceof PHP_LexerGenerator_ParseryyToken) { |
|---|
| 19 | $this->string = $s->string; |
|---|
| 20 | $this->metadata = $s->metadata; |
|---|
| 21 | } else { |
|---|
| 22 | $this->string = (string) $s; |
|---|
| 23 | if ($m instanceof PHP_LexerGenerator_ParseryyToken) { |
|---|
| 24 | $this->metadata = $m->metadata; |
|---|
| 25 | } elseif (is_array($m)) { |
|---|
| 26 | $this->metadata = $m; |
|---|
| 27 | } |
|---|
| 28 | } |
|---|
| 29 | } |
|---|
| 30 | |
|---|
| 31 | function __toString() |
|---|
| 32 | { |
|---|
| 33 | return $this->_string; |
|---|
| 34 | } |
|---|
| 35 | |
|---|
| 36 | function offsetExists($offset) |
|---|
| 37 | { |
|---|
| 38 | return isset($this->metadata[$offset]); |
|---|
| 39 | } |
|---|
| 40 | |
|---|
| 41 | function offsetGet($offset) |
|---|
| 42 | { |
|---|
| 43 | return $this->metadata[$offset]; |
|---|
| 44 | } |
|---|
| 45 | |
|---|
| 46 | function offsetSet($offset, $value) |
|---|
| 47 | { |
|---|
| 48 | if ($offset === null) { |
|---|
| 49 | if (isset($value[0])) { |
|---|
| 50 | $x = ($value instanceof PHP_LexerGenerator_ParseryyToken) ? |
|---|
| 51 | $value->metadata : $value; |
|---|
| 52 | $this->metadata = array_merge($this->metadata, $x); |
|---|
| 53 | return; |
|---|
| 54 | } |
|---|
| 55 | $offset = count($this->metadata); |
|---|
| 56 | } |
|---|
| 57 | if ($value === null) { |
|---|
| 58 | return; |
|---|
| 59 | } |
|---|
| 60 | if ($value instanceof PHP_LexerGenerator_ParseryyToken) { |
|---|
| 61 | if ($value->metadata) { |
|---|
| 62 | $this->metadata[$offset] = $value->metadata; |
|---|
| 63 | } |
|---|
| 64 | } elseif ($value) { |
|---|
| 65 | $this->metadata[$offset] = $value; |
|---|
| 66 | } |
|---|
| 67 | } |
|---|
| 68 | |
|---|
| 69 | function offsetUnset($offset) |
|---|
| 70 | { |
|---|
| 71 | unset($this->metadata[$offset]); |
|---|
| 72 | } |
|---|
| 73 | } |
|---|
| 74 | |
|---|
| 75 | /** The following structure represents a single element of the |
|---|
| 76 | * parser's stack. Information stored includes: |
|---|
| 77 | * |
|---|
| 78 | * + The state number for the parser at this level of the stack. |
|---|
| 79 | * |
|---|
| 80 | * + The value of the token stored at this level of the stack. |
|---|
| 81 | * (In other words, the "major" token.) |
|---|
| 82 | * |
|---|
| 83 | * + The semantic value stored at this level of the stack. This is |
|---|
| 84 | * the information used by the action routines in the grammar. |
|---|
| 85 | * It is sometimes called the "minor" token. |
|---|
| 86 | */ |
|---|
| 87 | class PHP_LexerGenerator_ParseryyStackEntry |
|---|
| 88 | { |
|---|
| 89 | public $stateno; /* The state-number */ |
|---|
| 90 | public $major; /* The major token value. This is the code |
|---|
| 91 | ** number for the token at this stack level */ |
|---|
| 92 | public $minor; /* The user-supplied minor token value. This |
|---|
| 93 | ** is the value of the token */ |
|---|
| 94 | }; |
|---|
| 95 | |
|---|
| 96 | // code external to the class is included here |
|---|
| 97 | #line 3 "Parser.y" |
|---|
| 98 | |
|---|
| 99 | /* ?><?php {//*/ |
|---|
| 100 | /** |
|---|
| 101 | * PHP_LexerGenerator, a php 5 lexer generator. |
|---|
| 102 | * |
|---|
| 103 | * This lexer generator translates a file in a format similar to |
|---|
| 104 | * re2c ({@link http://re2c.org}) and translates it into a PHP 5-based lexer |
|---|
| 105 | * |
|---|
| 106 | * PHP version 5 |
|---|
| 107 | * |
|---|
| 108 | * LICENSE: |
|---|
| 109 | * |
|---|
| 110 | * Copyright (c) 2006, Gregory Beaver <cellog@php.net> |
|---|
| 111 | * All rights reserved. |
|---|
| 112 | * |
|---|
| 113 | * Redistribution and use in source and binary forms, with or without |
|---|
| 114 | * modification, are permitted provided that the following conditions |
|---|
| 115 | * are met: |
|---|
| 116 | * |
|---|
| 117 | * * Redistributions of source code must retain the above copyright |
|---|
| 118 | * notice, this list of conditions and the following disclaimer. |
|---|
| 119 | * * Redistributions in binary form must reproduce the above copyright |
|---|
| 120 | * notice, this list of conditions and the following disclaimer in |
|---|
| 121 | * the documentation and/or other materials provided with the distribution. |
|---|
| 122 | * * Neither the name of the PHP_LexerGenerator nor the names of its |
|---|
| 123 | * contributors may be used to endorse or promote products derived |
|---|
| 124 | * from this software without specific prior written permission. |
|---|
| 125 | * |
|---|
| 126 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS |
|---|
| 127 | * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
|---|
| 128 | * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
|---|
| 129 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
|---|
| 130 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
|---|
| 131 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
|---|
| 132 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
|---|
| 133 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
|---|
| 134 | * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
|---|
| 135 | * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
|---|
| 136 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
|---|
| 137 | * |
|---|
| 138 | * @category php |
|---|
| 139 | * @package PHP_LexerGenerator |
|---|
| 140 | * @author Gregory Beaver <cellog@php.net> |
|---|
| 141 | * @copyright 2006 Gregory Beaver |
|---|
| 142 | * @license http://www.opensource.org/licenses/bsd-license.php New BSD License |
|---|
| 143 | * @version CVS: $Id: Parser.php,v 1.9 2007/08/18 23:50:28 cellog Exp $ |
|---|
| 144 | * @since File available since Release 0.1.0 |
|---|
| 145 | */ |
|---|
| 146 | /** |
|---|
| 147 | * For regular expression validation |
|---|
| 148 | */ |
|---|
| 149 | require_once 'PHP/LexerGenerator/Regex/Lexer.php'; |
|---|
| 150 | require_once 'PHP/LexerGenerator/Regex/Parser.php'; |
|---|
| 151 | require_once 'PHP/LexerGenerator/Exception.php'; |
|---|
| 152 | /** |
|---|
| 153 | * Token parser for plex files. |
|---|
| 154 | * |
|---|
| 155 | * This parser converts tokens pulled from {@link PHP_LexerGenerator_Lexer} |
|---|
| 156 | * into abstract patterns and rules, then creates the output file |
|---|
| 157 | * @package PHP_LexerGenerator |
|---|
| 158 | * @author Gregory Beaver <cellog@php.net> |
|---|
| 159 | * @copyright 2006 Gregory Beaver |
|---|
| 160 | * @license http://www.php.net/license/3_01.txt PHP License 3.01 |
|---|
| 161 | * @version 0.3.4 |
|---|
| 162 | * @since Class available since Release 0.1.0 |
|---|
| 163 | */ |
|---|
| 164 | #line 166 "Parser.php" |
|---|
| 165 | |
|---|
| 166 | // declare_class is output here |
|---|
| 167 | #line 2 "Parser.y" |
|---|
| 168 | class PHP_LexerGenerator_Parser#line 171 "Parser.php" |
|---|
| 169 | { |
|---|
| 170 | /* First off, code is included which follows the "include_class" declaration |
|---|
| 171 | ** in the input file. */ |
|---|
| 172 | #line 78 "Parser.y" |
|---|
| 173 | |
|---|
| 174 | private $patterns; |
|---|
| 175 | private $out; |
|---|
| 176 | private $lex; |
|---|
| 177 | private $input; |
|---|
| 178 | private $counter; |
|---|
| 179 | private $token; |
|---|
| 180 | private $value; |
|---|
| 181 | private $line; |
|---|
| 182 | private $matchlongest; |
|---|
| 183 | private $_regexLexer; |
|---|
| 184 | private $_regexParser; |
|---|
| 185 | private $_patternIndex = 0; |
|---|
| 186 | |
|---|
| 187 | public $transTable = array( |
|---|
| 188 | 1 => self::PHPCODE, |
|---|
| 189 | 2 => self::COMMENTSTART, |
|---|
| 190 | 3 => self::COMMENTEND, |
|---|
| 191 | 4 => self::QUOTE, |
|---|
| 192 | 5 => self::PATTERN, |
|---|
| 193 | 6 => self::CODE, |
|---|
| 194 | 7 => self::SUBPATTERN, |
|---|
| 195 | 8 => self::PI, |
|---|
| 196 | ); |
|---|
| 197 | |
|---|
| 198 | function __construct($outfile, $lex) |
|---|
| 199 | { |
|---|
| 200 | $this->out = fopen($outfile, 'wb'); |
|---|
| 201 | if (!$this->out) { |
|---|
| 202 | throw new Exception('unable to open lexer output file "' . $outfile . '"'); |
|---|
| 203 | } |
|---|
| 204 | $this->lex = $lex; |
|---|
| 205 | $this->_regexLexer = new PHP_LexerGenerator_Regex_Lexer(''); |
|---|
| 206 | $this->_regexParser = new PHP_LexerGenerator_Regex_Parser($this->_regexLexer); |
|---|
| 207 | } |
|---|
| 208 | |
|---|
| 209 | function doLongestMatch($rules, $statename, $ruleindex) |
|---|
| 210 | { |
|---|
| 211 | fwrite($this->out, ' |
|---|
| 212 | if (' . $this->counter . ' >= strlen(' . $this->input . ')) { |
|---|
| 213 | return false; // end of input |
|---|
| 214 | } |
|---|
| 215 | do { |
|---|
| 216 | $rules = array('); |
|---|
| 217 | foreach ($rules as $rule) { |
|---|
| 218 | fwrite($this->out, ' |
|---|
| 219 | \'/^' . $rule['pattern'] . '/\','); |
|---|
| 220 | } |
|---|
| 221 | fwrite($this->out, ' |
|---|
| 222 | ); |
|---|
| 223 | $match = false; |
|---|
| 224 | foreach ($rules as $index => $rule) { |
|---|
| 225 | if (preg_match($rule, substr(' . $this->input . ', ' . |
|---|
| 226 | $this->counter . '), $yymatches)) { |
|---|
| 227 | if ($match) { |
|---|
| 228 | if (strlen($yymatches[0]) > strlen($match[0][0])) { |
|---|
| 229 | $match = array($yymatches, $index); // matches, token |
|---|
| 230 | } |
|---|
| 231 | } else { |
|---|
| 232 | $match = array($yymatches, $index); |
|---|
| 233 | } |
|---|
| 234 | } |
|---|
| 235 | } |
|---|
| 236 | if (!$match) { |
|---|
| 237 | throw new Exception(\'Unexpected input at line\' . ' . $this->line . ' . |
|---|
| 238 | \': \' . ' . $this->input . '[' . $this->counter . ']); |
|---|
| 239 | } |
|---|
| 240 | ' . $this->token . ' = $match[1]; |
|---|
| 241 | ' . $this->value . ' = $match[0][0]; |
|---|
| 242 | $yysubmatches = $match[0]; |
|---|
| 243 | array_shift($yysubmatches); |
|---|
| 244 | if (!$yysubmatches) { |
|---|
| 245 | $yysubmatches = array(); |
|---|
| 246 | } |
|---|
| 247 | $r = $this->{\'yy_r' . $ruleindex . '_\' . ' . $this->token . '}($yysubmatches); |
|---|
| 248 | if ($r === null) { |
|---|
| 249 | ' . $this->counter . ' += strlen($this->value); |
|---|
| 250 | ' . $this->line . ' += substr_count(' . $this->value . ', "\n"); |
|---|
| 251 | // accept this token |
|---|
| 252 | return true; |
|---|
| 253 | } elseif ($r === true) { |
|---|
| 254 | // we have changed state |
|---|
| 255 | // process this token in the new state |
|---|
| 256 | return $this->yylex(); |
|---|
| 257 | } elseif ($r === false) { |
|---|
| 258 | ' . $this->counter . ' += strlen($this->value); |
|---|
| 259 | ' . $this->line . ' += substr_count(' . $this->value . ', "\n"); |
|---|
| 260 | if (' . $this->counter . ' >= strlen(' . $this->input . ')) { |
|---|
| 261 | return false; // end of input |
|---|
| 262 | } |
|---|
| 263 | // skip this token |
|---|
| 264 | continue; |
|---|
| 265 | } else {'); |
|---|
| 266 | fwrite($this->out, ' |
|---|
| 267 | $yy_yymore_patterns = array_slice($rules, $this->token, true); |
|---|
| 268 | // yymore is needed |
|---|
| 269 | do { |
|---|
| 270 | if (!isset($yy_yymore_patterns[' . $this->token . '])) { |
|---|
| 271 | throw new Exception(\'cannot do yymore for the last token\'); |
|---|
| 272 | } |
|---|
| 273 | $match = false; |
|---|
| 274 | foreach ($yy_yymore_patterns[' . $this->token . '] as $index => $rule) { |
|---|
| 275 | if (preg_match(\'/\' . $rule . \'/\', |
|---|
| 276 | substr(' . $this->input . ', ' . $this->counter . '), $yymatches)) { |
|---|
| 277 | $yymatches = array_filter($yymatches, \'strlen\'); // remove empty sub-patterns |
|---|
| 278 | if ($match) { |
|---|
| 279 | if (strlen($yymatches[0]) > strlen($match[0][0])) { |
|---|
| 280 | $match = array($yymatches, $index); // matches, token |
|---|
| 281 | } |
|---|
| 282 | } else { |
|---|
| 283 | $match = array($yymatches, $index); |
|---|
| 284 | } |
|---|
| 285 | } |
|---|
| 286 | } |
|---|
| 287 | if (!$match) { |
|---|
| 288 | throw new Exception(\'Unexpected input at line\' . ' . $this->line . ' . |
|---|
| 289 | \': \' . ' . $this->input . '[' . $this->counter . ']); |
|---|
| 290 | } |
|---|
| 291 | ' . $this->token . ' = $match[1]; |
|---|
| 292 | ' . $this->value . ' = $match[0][0]; |
|---|
| 293 | $yysubmatches = $match[0]; |
|---|
| 294 | array_shift($yysubmatches); |
|---|
| 295 | if (!$yysubmatches) { |
|---|
| 296 | $yysubmatches = array(); |
|---|
| 297 | } |
|---|
| 298 | ' . $this->line . ' = substr_count(' . $this->value . ', "\n"); |
|---|
| 299 | $r = $this->{\'yy_r' . $ruleindex . '_\' . ' . $this->token . '}(); |
|---|
| 300 | } while ($r !== null || !$r); |
|---|
| 301 | if ($r === true) { |
|---|
| 302 | // we have changed state |
|---|
| 303 | // process this token in the new state |
|---|
| 304 | return $this->yylex(); |
|---|
| 305 | } else { |
|---|
| 306 | // accept |
|---|
| 307 | ' . $this->counter . ' += strlen($this->value); |
|---|
| 308 | ' . $this->line . ' += substr_count(' . $this->value . ', "\n"); |
|---|
| 309 | return true; |
|---|
| 310 | } |
|---|
| 311 | } |
|---|
| 312 | } while (true); |
|---|
| 313 | '); |
|---|
| 314 | } |
|---|
| 315 | |
|---|
| 316 | function doFirstMatch($rules, $statename, $ruleindex) |
|---|
| 317 | { |
|---|
| 318 | $patterns = array(); |
|---|
| 319 | $pattern = '/'; |
|---|
| 320 | $ruleMap = array(); |
|---|
| 321 | $tokenindex = array(); |
|---|
| 322 | $actualindex = 1; |
|---|
| 323 | $i = 0; |
|---|
| 324 | foreach ($rules as $rule) { |
|---|
| 325 | $ruleMap[$i++] = $actualindex; |
|---|
| 326 | $tokenindex[$actualindex] = $rule['subpatterns']; |
|---|
| 327 | $actualindex += $rule['subpatterns'] + 1; |
|---|
| 328 | $patterns[] = '^(' . $rule['pattern'] . ')'; |
|---|
| 329 | } |
|---|
| 330 | $tokencount = $tokenindex; |
|---|
| 331 | $tokenindex = var_export($tokenindex, true); |
|---|
| 332 | $tokenindex = explode("\n", $tokenindex); |
|---|
| 333 | // indent for prettiness |
|---|
| 334 | $tokenindex = implode("\n ", $tokenindex); |
|---|
| 335 | $pattern .= implode('|', $patterns); |
|---|
| 336 | $pattern .= '/'; |
|---|
| 337 | fwrite($this->out, ' |
|---|
| 338 | $tokenMap = ' . $tokenindex . '; |
|---|
| 339 | if (' . $this->counter . ' >= strlen(' . $this->input . ')) { |
|---|
| 340 | return false; // end of input |
|---|
| 341 | } |
|---|
| 342 | '); |
|---|
| 343 | fwrite($this->out, '$yy_global_pattern = "' . |
|---|
| 344 | $pattern . '";' . "\n"); |
|---|
| 345 | fwrite($this->out, ' |
|---|
| 346 | do { |
|---|
| 347 | if (preg_match($yy_global_pattern, substr(' . $this->input . ', ' . |
|---|
| 348 | $this->counter . |
|---|
| 349 | '), $yymatches)) { |
|---|
| 350 | $yysubmatches = $yymatches; |
|---|
| 351 | $yymatches = array_filter($yymatches, \'strlen\'); // remove empty sub-patterns |
|---|
| 352 | if (!count($yymatches)) { |
|---|
| 353 | throw new Exception(\'Error: lexing failed because a rule matched\' . |
|---|
| 354 | \'an empty string. Input "\' . substr(' . $this->input . ', |
|---|
| 355 | ' . $this->counter . ', 5) . \'... state ' . $statename . '\'); |
|---|
| 356 | } |
|---|
| 357 | next($yymatches); // skip global match |
|---|
| 358 | ' . $this->token . ' = key($yymatches); // token number |
|---|
| 359 | if ($tokenMap[' . $this->token . ']) { |
|---|
| 360 | // extract sub-patterns for passing to lex function |
|---|
| 361 | $yysubmatches = array_slice($yysubmatches, ' . $this->token . ' + 1, |
|---|
| 362 | $tokenMap[' . $this->token . ']); |
|---|
| 363 | } else { |
|---|
| 364 | $yysubmatches = array(); |
|---|
| 365 | } |
|---|
| 366 | ' . $this->value . ' = current($yymatches); // token value |
|---|
| 367 | $r = $this->{\'yy_r' . $ruleindex . '_\' . ' . $this->token . '}($yysubmatches); |
|---|
| 368 | if ($r === null) { |
|---|
| 369 | ' . $this->counter . ' += strlen($this->value); |
|---|
| 370 | ' . $this->line . ' += substr_count(' . $this->value . ', "\n"); |
|---|
| 371 | // accept this token |
|---|
| 372 | return true; |
|---|
| 373 | } elseif ($r === true) { |
|---|
| 374 | // we have changed state |
|---|
| 375 | // process this token in the new state |
|---|
| 376 | return $this->yylex(); |
|---|
| 377 | } elseif ($r === false) { |
|---|
| 378 | ' . $this->counter . ' += strlen($this->value); |
|---|
| 379 | ' . $this->line . ' += substr_count(' . $this->value . ', "\n"); |
|---|
| 380 | if (' . $this->counter . ' >= strlen(' . $this->input . ')) { |
|---|
| 381 | return false; // end of input |
|---|
| 382 | } |
|---|
| 383 | // skip this token |
|---|
| 384 | continue; |
|---|
| 385 | } else {'); |
|---|
| 386 | fwrite($this->out, ' $yy_yymore_patterns = array(' . "\n"); |
|---|
| 387 | $extra = 0; |
|---|
| 388 | for($i = 0; count($patterns); $i++) { |
|---|
| 389 | unset($patterns[$i]); |
|---|
| 390 | $extra += $tokencount[0]; |
|---|
| 391 | array_shift($tokencount); |
|---|
| 392 | fwrite($this->out, ' ' . $ruleMap[$i] . ' => array(' . $extra . ', "' . |
|---|
| 393 | implode('|', $patterns) . "\"),\n"); |
|---|
| 394 | } |
|---|
| 395 | fwrite($this->out, ' );' . "\n"); |
|---|
| 396 | fwrite($this->out, ' |
|---|
| 397 | // yymore is needed |
|---|
| 398 | do { |
|---|
| 399 | if (!strlen($yy_yymore_patterns[' . $this->token . '][1])) { |
|---|
| 400 | throw new Exception(\'cannot do yymore for the last token\'); |
|---|
| 401 | } |
|---|
| 402 | $yysubmatches = array(); |
|---|
| 403 | if (preg_match(\'/\' . $yy_yymore_patterns[' . $this->token . '][1] . \'/\', |
|---|
| 404 | substr(' . $this->input . ', ' . $this->counter . '), $yymatches)) { |
|---|
| 405 | $yysubmatches = $yymatches; |
|---|
| 406 | $yymatches = array_filter($yymatches, \'strlen\'); // remove empty sub-patterns |
|---|
| 407 | next($yymatches); // skip global match |
|---|
| 408 | ' . $this->token . ' += key($yymatches) + $yy_yymore_patterns[' . $this->token . '][0]; // token number |
|---|
| 409 | ' . $this->value . ' = current($yymatches); // token value |
|---|
| 410 | ' . $this->line . ' = substr_count(' . $this->value . ', "\n"); |
|---|
| 411 | if ($tokenMap[' . $this->token . ']) { |
|---|
| 412 | // extract sub-patterns for passing to lex function |
|---|
| 413 | $yysubmatches = array_slice($yysubmatches, ' . $this->token . ' + 1, |
|---|
| 414 | $tokenMap[' . $this->token . ']); |
|---|
| 415 | } else { |
|---|
| 416 | $yysubmatches = array(); |
|---|
| 417 | } |
|---|
| 418 | } |
|---|
| 419 | $r = $this->{\'yy_r' . $ruleindex . '_\' . ' . $this->token . '}($yysubmatches); |
|---|
| 420 | } while ($r !== null && !is_bool($r)); |
|---|
| 421 | if ($r === true) { |
|---|
| 422 | // we have changed state |
|---|
| 423 | // process this token in the new state |
|---|
| 424 | return $this->yylex(); |
|---|
| 425 | } elseif ($r === false) { |
|---|
| 426 | ' . $this->counter . ' += strlen($this->value); |
|---|
| 427 | ' . $this->line . ' += substr_count(' . $this->value . ', "\n"); |
|---|
| 428 | if (' . $this->counter . ' >= strlen(' . $this->input . ')) { |
|---|
| 429 | return false; // end of input |
|---|
| 430 | } |
|---|
| 431 | // skip this token |
|---|
| 432 | continue; |
|---|
| 433 | } else { |
|---|
| 434 | // accept |
|---|
| 435 | ' . $this->counter . ' += strlen($this->value); |
|---|
| 436 | ' . $this->line . ' += substr_count(' . $this->value . ', "\n"); |
|---|
| 437 | return true; |
|---|
| 438 | } |
|---|
| 439 | } |
|---|
| 440 | } else { |
|---|
| 441 | throw new Exception(\'Unexpected input at line\' . ' . $this->line . ' . |
|---|
| 442 | \': \' . ' . $this->input . '[' . $this->counter . ']); |
|---|
| 443 | } |
|---|
| 444 | break; |
|---|
| 445 | } while (true); |
|---|
| 446 | '); |
|---|
| 447 | } |
|---|
| 448 | |
|---|
| 449 | function outputRules($rules, $statename) |
|---|
| 450 | { |
|---|
| 451 | static $ruleindex = 1; |
|---|
| 452 | if (!$statename) { |
|---|
| 453 | $statename = $ruleindex; |
|---|
| 454 | } |
|---|
| 455 | fwrite($this->out, ' |
|---|
| 456 | function yylex' . $ruleindex . '() |
|---|
| 457 | {'); |
|---|
| 458 | if ($this->matchlongest) { |
|---|
| 459 | $ruleMap = array(); |
|---|
| 460 | foreach ($rules as $i => $rule) { |
|---|
| 461 | $ruleMap[$i] = $i; |
|---|
| 462 | } |
|---|
| 463 | $this->doLongestMatch($rules, $statename, $ruleindex); |
|---|
| 464 | } else { |
|---|
| 465 | $ruleMap = array(); |
|---|
| 466 | $actualindex = 1; |
|---|
| 467 | $i = 0; |
|---|
| 468 | foreach ($rules as $rule) { |
|---|
| 469 | $ruleMap[$i++] = $actualindex; |
|---|
| 470 | $actualindex += $rule['subpatterns'] + 1; |
|---|
| 471 | } |
|---|
| 472 | $this->doFirstMatch($rules, $statename, $ruleindex); |
|---|
| 473 | } |
|---|
| 474 | fwrite($this->out, ' |
|---|
| 475 | } // end function |
|---|
| 476 | |
|---|
| 477 | '); |
|---|
| 478 | if (is_string($statename)) { |
|---|
| 479 | fwrite($this->out, ' |
|---|
| 480 | const ' . $statename . ' = ' . $ruleindex . '; |
|---|
| 481 | '); |
|---|
| 482 | } |
|---|
| 483 | foreach ($rules as $i => $rule) { |
|---|
| 484 | fwrite($this->out, ' function yy_r' . $ruleindex . '_' . $ruleMap[$i] . '($yy_subpatterns) |
|---|
| 485 | { |
|---|
| 486 | ' . $rule['code'] . |
|---|
| 487 | ' } |
|---|
| 488 | '); |
|---|
| 489 | } |
|---|
| 490 | $ruleindex++; // for next set of rules |
|---|
| 491 | } |
|---|
| 492 | |
|---|
| 493 | function error($msg) |
|---|
| 494 | { |
|---|
| 495 | echo 'Error on line ' . $this->lex->line . ': ' , $msg; |
|---|
| 496 | } |
|---|
| 497 | |
|---|
| 498 | function _validatePattern($pattern, $update = false) |
|---|
| 499 | { |
|---|
| 500 | $this->_regexLexer->reset($pattern, $this->lex->line); |
|---|
| 501 | $this->_regexParser->reset($this->_patternIndex, $update); |
|---|
| 502 | try { |
|---|
| 503 | while ($this->_regexLexer->yylex()) { |
|---|
| 504 | $this->_regexParser->doParse( |
|---|
| 505 | $this->_regexLexer->token, $this->_regexLexer->value); |
|---|
| 506 | } |
|---|
| 507 | $this->_regexParser->doParse(0, 0); |
|---|
| 508 | } catch (PHP_LexerGenerator_Exception $e) { |
|---|
| 509 | $this->error($e->getMessage()); |
|---|
| 510 | throw new PHP_LexerGenerator_Exception('Invalid pattern "' . $pattern . '"'); |
|---|
| 511 | } |
|---|
| 512 | return $this->_regexParser->result; |
|---|
| 513 | } |
|---|
| 514 | #line 518 "Parser.php" |
|---|
| 515 | |
|---|
| 516 | /* Next is all token values, as class constants |
|---|
| 517 | */ |
|---|
| 518 | /* |
|---|
| 519 | ** These constants (all generated automatically by the parser generator) |
|---|
| 520 | ** specify the various kinds of tokens (terminals) that the parser |
|---|
| 521 | ** understands. |
|---|
| 522 | ** |
|---|
| 523 | ** Each symbol here is a terminal symbol in the grammar. |
|---|
| 524 | */ |
|---|
| 525 | const PHPCODE = 1; |
|---|
| 526 | const COMMENTSTART = 2; |
|---|
| 527 | const COMMENTEND = 3; |
|---|
| 528 | const PI = 4; |
|---|
| 529 | const SUBPATTERN = 5; |
|---|
| 530 | const CODE = 6; |
|---|
| 531 | const PATTERN = 7; |
|---|
| 532 | const QUOTE = 8; |
|---|
| 533 | const YY_NO_ACTION = 91; |
|---|
| 534 | const YY_ACCEPT_ACTION = 90; |
|---|
| 535 | const YY_ERROR_ACTION = 89; |
|---|
| 536 | |
|---|
| 537 | /* Next are that tables used to determine what action to take based on the |
|---|
| 538 | ** current state and lookahead token. These tables are used to implement |
|---|
| 539 | ** functions that take a state number and lookahead value and return an |
|---|
| 540 | ** action integer. |
|---|
| 541 | ** |
|---|
| 542 | ** Suppose the action integer is N. Then the action is determined as |
|---|
| 543 | ** follows |
|---|
| 544 | ** |
|---|
| 545 | ** 0 <= N < self::YYNSTATE Shift N. That is, |
|---|
| 546 | ** push the lookahead |
|---|
| 547 | ** token onto the stack |
|---|
| 548 | ** and goto state N. |
|---|
| 549 | ** |
|---|
| 550 | ** self::YYNSTATE <= N < self::YYNSTATE+self::YYNRULE Reduce by rule N-YYNSTATE. |
|---|
| 551 | ** |
|---|
| 552 | ** N == self::YYNSTATE+self::YYNRULE A syntax error has occurred. |
|---|
| 553 | ** |
|---|
| 554 | ** N == self::YYNSTATE+self::YYNRULE+1 The parser accepts its |
|---|
| 555 | ** input. (and concludes parsing) |
|---|
| 556 | ** |
|---|
| 557 | ** N == self::YYNSTATE+self::YYNRULE+2 No such action. Denotes unused |
|---|
| 558 | ** slots in the yy_action[] table. |
|---|
| 559 | ** |
|---|
| 560 | ** The action table is constructed as a single large static array $yy_action. |
|---|
| 561 | ** Given state S and lookahead X, the action is computed as |
|---|
| 562 | ** |
|---|
| 563 | ** self::$yy_action[self::$yy_shift_ofst[S] + X ] |
|---|
| 564 | ** |
|---|
| 565 | ** If the index value self::$yy_shift_ofst[S]+X is out of range or if the value |
|---|
| 566 | ** self::$yy_lookahead[self::$yy_shift_ofst[S]+X] is not equal to X or if |
|---|
| 567 | ** self::$yy_shift_ofst[S] is equal to self::YY_SHIFT_USE_DFLT, it means that |
|---|
| 568 | ** the action is not in the table and that self::$yy_default[S] should be used instead. |
|---|
| 569 | ** |
|---|
| 570 | ** The formula above is for computing the action when the lookahead is |
|---|
| 571 | ** a terminal symbol. If the lookahead is a non-terminal (as occurs after |
|---|
| 572 | ** a reduce action) then the static $yy_reduce_ofst array is used in place of |
|---|
| 573 | ** the static $yy_shift_ofst array and self::YY_REDUCE_USE_DFLT is used in place of |
|---|
| 574 | ** self::YY_SHIFT_USE_DFLT. |
|---|
| 575 | ** |
|---|
| 576 | ** The following are the tables generated in this section: |
|---|
| 577 | ** |
|---|
| 578 | ** self::$yy_action A single table containing all actions. |
|---|
| 579 | ** self::$yy_lookahead A table containing the lookahead for each entry in |
|---|
| 580 | ** yy_action. Used to detect hash collisions. |
|---|
| 581 | ** self::$yy_shift_ofst For each state, the offset into self::$yy_action for |
|---|
| 582 | ** shifting terminals. |
|---|
| 583 | ** self::$yy_reduce_ofst For each state, the offset into self::$yy_action for |
|---|
| 584 | ** shifting non-terminals after a reduce. |
|---|
| 585 | ** self::$yy_default Default action for each state. |
|---|
| 586 | */ |
|---|
| 587 | const YY_SZ_ACTTAB = 80; |
|---|
| 588 | static public $yy_action = array( |
|---|
| 589 | /* 0 */ 35, 24, 50, 50, 48, 51, 51, 54, 47, 43, |
|---|
| 590 | /* 10 */ 53, 54, 45, 31, 53, 32, 30, 50, 50, 1, |
|---|
| 591 | /* 20 */ 51, 51, 34, 50, 17, 8, 51, 90, 52, 6, |
|---|
| 592 | /* 30 */ 3, 29, 50, 50, 25, 51, 51, 11, 38, 18, |
|---|
| 593 | /* 40 */ 1, 41, 42, 39, 10, 36, 18, 12, 37, 18, |
|---|
| 594 | /* 50 */ 20, 7, 2, 16, 13, 15, 18, 27, 9, 2, |
|---|
| 595 | /* 60 */ 5, 28, 14, 1, 44, 40, 33, 49, 56, 46, |
|---|
| 596 | /* 70 */ 26, 19, 1, 55, 2, 21, 4, 23, 22, 8, |
|---|
| 597 | ); |
|---|
| 598 | static public $yy_lookahead = array( |
|---|
| 599 | /* 0 */ 3, 3, 5, 5, 1, 8, 8, 5, 6, 2, |
|---|
| 600 | /* 10 */ 8, 5, 6, 13, 8, 3, 3, 5, 5, 19, |
|---|
| 601 | /* 20 */ 8, 8, 4, 5, 1, 2, 8, 10, 11, 12, |
|---|
| 602 | /* 30 */ 5, 4, 5, 5, 13, 8, 8, 18, 5, 20, |
|---|
| 603 | /* 40 */ 19, 8, 5, 6, 18, 5, 20, 18, 8, 20, |
|---|
| 604 | /* 50 */ 4, 1, 2, 7, 18, 7, 20, 13, 1, 2, |
|---|
| 605 | /* 60 */ 5, 14, 15, 19, 5, 6, 13, 1, 1, 1, |
|---|
| 606 | /* 70 */ 16, 20, 19, 3, 2, 17, 12, 4, 17, 2, |
|---|
| 607 | ); |
|---|
| 608 | const YY_SHIFT_USE_DFLT = -4; |
|---|
| 609 | const YY_SHIFT_MAX = 35; |
|---|
| 610 | static public $yy_shift_ofst = array( |
|---|
| 611 | /* 0 */ 23, 27, 18, 28, 50, 28, 57, 72, 73, 72, |
|---|
| 612 | /* 10 */ 13, 12, -3, -2, 46, 40, 40, 77, 2, 6, |
|---|
| 613 | /* 20 */ 59, 33, 33, 37, 3, 7, 48, 7, 70, 55, |
|---|
| 614 | /* 30 */ 68, 7, 67, 7, 25, 66, |
|---|
| 615 | ); |
|---|
| 616 | const YY_REDUCE_USE_DFLT = -1; |
|---|
| 617 | const YY_REDUCE_MAX = 17; |
|---|
| 618 | static public $yy_reduce_ofst = array( |
|---|
| 619 | /* 0 */ 17, 29, 19, 26, 21, 36, 53, 44, 47, 0, |
|---|
| 620 | /* 10 */ 51, 51, 51, 51, 54, 58, 61, 64, |
|---|
| 621 | ); |
|---|
| 622 | static public $yyExpectedTokens = array( |
|---|
| 623 | /* 0 */ array(1, 2, ), |
|---|
| 624 | /* 1 */ array(4, 5, 8, ), |
|---|
| 625 | /* 2 */ array(4, 5, 8, ), |
|---|
| 626 | /* 3 */ array(5, 8, ), |
|---|
| 627 | /* 4 */ array(1, 2, ), |
|---|
| 628 | /* 5 */ array(5, 8, ), |
|---|
| 629 | /* 6 */ array(1, 2, ), |
|---|
| 630 | /* 7 */ array(2, ), |
|---|
| 631 | /* 8 */ array(4, ), |
|---|
| 632 | /* 9 */ array(2, ), |
|---|
| 633 | /* 10 */ array(3, 5, 8, ), |
|---|
| 634 | /* 11 */ array(3, 5, 8, ), |
|---|
| 635 | /* 12 */ array(3, 5, 8, ), |
|---|
| 636 | /* 13 */ array(3, 5, 8, ), |
|---|
| 637 | /* 14 */ array(4, 7, ), |
|---|
| 638 | /* 15 */ array(5, 8, ), |
|---|
| 639 | /* 16 */ array(5, 8, ), |
|---|
| 640 | /* 17 */ array(2, ), |
|---|
| 641 | /* 18 */ array(5, 6, 8, ), |
|---|
| 642 | /* 19 */ array(5, 6, 8, ), |
|---|
| 643 | /* 20 */ array(5, 6, ), |
|---|
| 644 | /* 21 */ array(5, 8, ), |
|---|
| 645 | /* 22 */ array(5, 8, ), |
|---|
| 646 | /* 23 */ array(5, 6, ), |
|---|
| 647 | /* 24 */ array(1, ), |
|---|
| 648 | /* 25 */ array(2, ), |
|---|
| 649 | /* 26 */ array(7, ), |
|---|
| 650 | /* 27 */ array(2, ), |
|---|
| 651 | /* 28 */ array(3, ), |
|---|
| 652 | /* 29 */ array(5, ), |
|---|
| 653 | /* 30 */ array(1, ), |
|---|
| 654 | /* 31 */ array(2, ), |
|---|
| 655 | /* 32 */ array(1, ), |
|---|
| 656 | /* 33 */ array(2, ), |
|---|
| 657 | /* 34 */ array(5, ), |
|---|
| 658 | /* 35 */ array(1, ), |
|---|
| 659 | /* 36 */ array(), |
|---|
| 660 | /* 37 */ array(), |
|---|
| 661 | /* 38 */ array(), |
|---|
| 662 | /* 39 */ array(), |
|---|
| 663 | /* 40 */ array(), |
|---|
| 664 | /* 41 */ array(), |
|---|
| 665 | /* 42 */ array(), |
|---|
| 666 | /* 43 */ array(), |
|---|
| 667 | /* 44 */ array(), |
|---|
| 668 | /* 45 */ array(), |
|---|
| 669 | /* 46 */ array(), |
|---|
| 670 | /* 47 */ array(), |
|---|
| 671 | /* 48 */ array(), |
|---|
| 672 | /* 49 */ array(), |
|---|
| 673 | /* 50 */ array(), |
|---|
| 674 | /* 51 */ array(), |
|---|
| 675 | /* 52 */ array(), |
|---|
| 676 | /* 53 */ array(), |
|---|
| 677 | /* 54 */ array(), |
|---|
| 678 | /* 55 */ array(), |
|---|
| 679 | /* 56 */ array(), |
|---|
| 680 | ); |
|---|
| 681 | static public $yy_default = array( |
|---|
| 682 | /* 0 */ 89, 89, 89, 89, 89, 89, 89, 89, 89, 89, |
|---|
| 683 | /* 10 */ 89, 89, 89, 89, 89, 89, 89, 89, 89, 89, |
|---|
| 684 | /* 20 */ 89, 69, 68, 89, 75, 60, 63, 61, 89, 89, |
|---|
| 685 | /* 30 */ 71, 59, 70, 58, 89, 74, 86, 85, 88, 65, |
|---|
| 686 | /* 40 */ 67, 87, 64, 78, 66, 80, 73, 79, 77, 76, |
|---|
| 687 | /* 50 */ 82, 81, 57, 83, 84, 62, 72, |
|---|
| 688 | ); |
|---|
| 689 | /* The next thing included is series of defines which control |
|---|
| 690 | ** various aspects of the generated parser. |
|---|
| 691 | ** self::YYNOCODE is a number which corresponds |
|---|
| 692 | ** to no legal terminal or nonterminal number. This |
|---|
| 693 | ** number is used to fill in empty slots of the hash |
|---|
| 694 | ** table. |
|---|
| 695 | ** self::YYFALLBACK If defined, this indicates that one or more tokens |
|---|
| 696 | ** have fall-back values which should be used if the |
|---|
| 697 | ** original value of the token will not parse. |
|---|
| 698 | ** self::YYSTACKDEPTH is the maximum depth of the parser's stack. |
|---|
| 699 | ** self::YYNSTATE the combined number of states. |
|---|
| 700 | ** self::YYNRULE the number of rules in the grammar |
|---|
| 701 | ** self::YYERRORSYMBOL is the code number of the error symbol. If not |
|---|
| 702 | ** defined, then do no error processing. |
|---|
| 703 | */ |
|---|
| 704 | const YYNOCODE = 22; |
|---|
| 705 | const YYSTACKDEPTH = 100; |
|---|
| 706 | const YYNSTATE = 57; |
|---|
| 707 | const YYNRULE = 32; |
|---|
| 708 | const YYERRORSYMBOL = 9; |
|---|
| 709 | const YYERRSYMDT = 'yy0'; |
|---|
| 710 | const YYFALLBACK = 0; |
|---|
| 711 | /** The next table maps tokens into fallback tokens. If a construct |
|---|
| 712 | * like the following: |
|---|
| 713 | * |
|---|
| 714 | * %fallback ID X Y Z. |
|---|
| 715 | * |
|---|
| 716 | * appears in the grammer, then ID becomes a fallback token for X, Y, |
|---|
| 717 | * and Z. Whenever one of the tokens X, Y, or Z is input to the parser |
|---|
| 718 | * but it does not parse, the type of the token is changed to ID and |
|---|
| 719 | * the parse is retried before an error is thrown. |
|---|
| 720 | */ |
|---|
| 721 | static public $yyFallback = array( |
|---|
| 722 | ); |
|---|
| 723 | /** |
|---|
| 724 | * Turn parser tracing on by giving a stream to which to write the trace |
|---|
| 725 | * and a prompt to preface each trace message. Tracing is turned off |
|---|
| 726 | * by making either argument NULL |
|---|
| 727 | * |
|---|
| 728 | * Inputs: |
|---|
| 729 | * |
|---|
| 730 | * - A stream resource to which trace output should be written. |
|---|
| 731 | * If NULL, then tracing is turned off. |
|---|
| 732 | * - A prefix string written at the beginning of every |
|---|
| 733 | * line of trace output. If NULL, then tracing is |
|---|
| 734 | * turned off. |
|---|
| 735 | * |
|---|
| 736 | * Outputs: |
|---|
| 737 | * |
|---|
| 738 | * - None. |
|---|
| 739 | * @param resource |
|---|
| 740 | * @param string |
|---|
| 741 | */ |
|---|
| 742 | static function Trace($TraceFILE, $zTracePrompt) |
|---|
| 743 | { |
|---|
| 744 | if (!$TraceFILE) { |
|---|
| 745 | $zTracePrompt = 0; |
|---|
| 746 | } elseif (!$zTracePrompt) { |
|---|
| 747 | $TraceFILE = 0; |
|---|
| 748 | } |
|---|
| 749 | self::$yyTraceFILE = $TraceFILE; |
|---|
| 750 | self::$yyTracePrompt = $zTracePrompt; |
|---|
| 751 | } |
|---|
| 752 | |
|---|
| 753 | /** |
|---|
| 754 | * Output debug information to output (php://output stream) |
|---|
| 755 | */ |
|---|
| 756 | static function PrintTrace() |
|---|
| 757 | { |
|---|
| 758 | self::$yyTraceFILE = fopen('php://output', 'w'); |
|---|
| 759 | self::$yyTracePrompt = ''; |
|---|
| 760 | } |
|---|
| 761 | |
|---|
| 762 | /** |
|---|
| 763 | * @var resource|0 |
|---|
| 764 | */ |
|---|
| 765 | static public $yyTraceFILE; |
|---|
| 766 | /** |
|---|
| 767 | * String to prepend to debug output |
|---|
| 768 | * @var string|0 |
|---|
| 769 | */ |
|---|
| 770 | static public $yyTracePrompt; |
|---|
| 771 | /** |
|---|
| 772 | * @var int |
|---|
| 773 | */ |
|---|
| 774 | public $yyidx; /* Index of top element in stack */ |
|---|
| 775 | /** |
|---|
| 776 | * @var int |
|---|
| 777 | */ |
|---|
| 778 | public $yyerrcnt; /* Shifts left before out of the error */ |
|---|
| 779 | /** |
|---|
| 780 | * @var array |
|---|
| 781 | */ |
|---|
| 782 | public $yystack = array(); /* The parser's stack */ |
|---|
| 783 | |
|---|
| 784 | /** |
|---|
| 785 | * For tracing shifts, the names of all terminals and nonterminals |
|---|
| 786 | * are required. The following table supplies these names |
|---|
| 787 | * @var array |
|---|
| 788 | */ |
|---|
| 789 | static public $yyTokenName = array( |
|---|
| 790 | '$', 'PHPCODE', 'COMMENTSTART', 'COMMENTEND', |
|---|
| 791 | 'PI', 'SUBPATTERN', 'CODE', 'PATTERN', |
|---|
| 792 | 'QUOTE', 'error', 'start', 'lexfile', |
|---|
| 793 | 'declare', 'rules', 'declarations', 'processing_instructions', |
|---|
| 794 | 'pattern_declarations', 'subpattern', 'rule', 'reset_rules', |
|---|
| 795 | 'rule_subpattern', |
|---|
| 796 | ); |
|---|
| 797 | |
|---|
| 798 | /** |
|---|
| 799 | * For tracing reduce actions, the names of all rules are required. |
|---|
| 800 | * @var array |
|---|
| 801 | */ |
|---|
| 802 | static public $yyRuleName = array( |
|---|
| 803 | /* 0 */ "start ::= lexfile", |
|---|
| 804 | /* 1 */ "lexfile ::= declare rules", |
|---|
| 805 | /* 2 */ "lexfile ::= declare PHPCODE rules", |
|---|
| 806 | /* 3 */ "lexfile ::= PHPCODE declare rules", |
|---|
| 807 | /* 4 */ "lexfile ::= PHPCODE declare PHPCODE rules", |
|---|
| 808 | /* 5 */ "declare ::= COMMENTSTART declarations COMMENTEND", |
|---|
| 809 | /* 6 */ "declarations ::= processing_instructions pattern_declarations", |
|---|
| 810 | /* 7 */ "processing_instructions ::= PI SUBPATTERN", |
|---|
| 811 | /* 8 */ "processing_instructions ::= PI CODE", |
|---|
| 812 | /* 9 */ "processing_instructions ::= processing_instructions PI SUBPATTERN", |
|---|
| 813 | /* 10 */ "processing_instructions ::= processing_instructions PI CODE", |
|---|
| 814 | /* 11 */ "pattern_declarations ::= PATTERN subpattern", |
|---|
| 815 | /* 12 */ "pattern_declarations ::= pattern_declarations PATTERN subpattern", |
|---|
| 816 | /* 13 */ "rules ::= COMMENTSTART rule COMMENTEND", |
|---|
| 817 | /* 14 */ "rules ::= COMMENTSTART PI SUBPATTERN rule COMMENTEND", |
|---|
| 818 | /* 15 */ "rules ::= COMMENTSTART rule COMMENTEND PHPCODE", |
|---|
| 819 | /* 16 */ "rules ::= COMMENTSTART PI SUBPATTERN rule COMMENTEND PHPCODE", |
|---|
| 820 | /* 17 */ "rules ::= reset_rules rule COMMENTEND", |
|---|
| 821 | /* 18 */ "rules ::= reset_rules PI SUBPATTERN rule COMMENTEND", |
|---|
| 822 | /* 19 */ "rules ::= reset_rules rule COMMENTEND PHPCODE", |
|---|
| 823 | /* 20 */ "rules ::= reset_rules PI SUBPATTERN rule COMMENTEND PHPCODE", |
|---|
| 824 | /* 21 */ "reset_rules ::= rules COMMENTSTART", |
|---|
| 825 | /* 22 */ "rule ::= rule_subpattern CODE", |
|---|
| 826 | /* 23 */ "rule ::= rule rule_subpattern CODE", |
|---|
| 827 | /* 24 */ "rule_subpattern ::= QUOTE", |
|---|
| 828 | /* 25 */ "rule_subpattern ::= SUBPATTERN", |
|---|
| 829 | /* 26 */ "rule_subpattern ::= rule_subpattern QUOTE", |
|---|
| 830 | /* 27 */ "rule_subpattern ::= rule_subpattern SUBPATTERN", |
|---|
| 831 | /* 28 */ "subpattern ::= QUOTE", |
|---|
| 832 | /* 29 */ "subpattern ::= SUBPATTERN", |
|---|
| 833 | /* 30 */ "subpattern ::= subpattern QUOTE", |
|---|
| 834 | /* 31 */ "subpattern ::= subpattern SUBPATTERN", |
|---|
| 835 | ); |
|---|
| 836 | |
|---|
| 837 | /** |
|---|
| 838 | * This function returns the symbolic name associated with a token |
|---|
| 839 | * value. |
|---|
| 840 | * @param int |
|---|
| 841 | * @return string |
|---|
| 842 | */ |
|---|
| 843 | function tokenName($tokenType) |
|---|
| 844 | { |
|---|
| 845 | if ($tokenType === 0) { |
|---|
| 846 | return 'End of Input'; |
|---|
| 847 | } |
|---|
| 848 | if ($tokenType > 0 && $tokenType < count(self::$yyTokenName)) { |
|---|
| 849 | return self::$yyTokenName[$tokenType]; |
|---|
| 850 | } else { |
|---|
| 851 | return "Unknown"; |
|---|
| 852 | } |
|---|
| 853 | } |
|---|
| 854 | |
|---|
| 855 | /** |
|---|
| 856 | * The following function deletes the value associated with a |
|---|
| 857 | * symbol. The symbol can be either a terminal or nonterminal. |
|---|
| 858 | * @param int the symbol code |
|---|
| 859 | * @param mixed the symbol's value |
|---|
| 860 | */ |
|---|
| 861 | static function yy_destructor($yymajor, $yypminor) |
|---|
| 862 | { |
|---|
| 863 | switch ($yymajor) { |
|---|
| 864 | /* Here is inserted the actions which take place when a |
|---|
| 865 | ** terminal or non-terminal is destroyed. This can happen |
|---|
| 866 | ** when the symbol is popped from the stack during a |
|---|
| 867 | ** reduce or during error processing or when a parser is |
|---|
| 868 | ** being destroyed before it is finished parsing. |
|---|
| 869 | ** |
|---|
| 870 | ** Note: during a reduce, the only symbols destroyed are those |
|---|
| 871 | ** which appear on the RHS of the rule, but which are not used |
|---|
| 872 | ** inside the C code. |
|---|
| 873 | */ |
|---|
| 874 | default: break; /* If no destructor action specified: do nothing */ |
|---|
| 875 | } |
|---|
| 876 | } |
|---|
| 877 | |
|---|
| 878 | /** |
|---|
| 879 | * Pop the parser's stack once. |
|---|
| 880 | * |
|---|
| 881 | * If there is a destructor routine associated with the token which |
|---|
| 882 | * is popped from the stack, then call it. |
|---|
| 883 | * |
|---|
| 884 | * Return the major token number for the symbol popped. |
|---|
| 885 | * @param PHP_LexerGenerator_ParseryyParser |
|---|
| 886 | * @return int |
|---|
| 887 | */ |
|---|
| 888 | function yy_pop_parser_stack() |
|---|
| 889 | { |
|---|
| 890 | if (!count($this->yystack)) { |
|---|
| 891 | return; |
|---|
| 892 | } |
|---|
| 893 | $yytos = array_pop($this->yystack); |
|---|
| 894 | if (self::$yyTraceFILE && $this->yyidx >= 0) { |
|---|
| 895 | fwrite(self::$yyTraceFILE, |
|---|
| 896 | self::$yyTracePrompt . 'Popping ' . self::$yyTokenName[$yytos->major] . |
|---|
| 897 | "\n"); |
|---|
| 898 | } |
|---|
| 899 | $yymajor = $yytos->major; |
|---|
| 900 | self::yy_destructor($yymajor, $yytos->minor); |
|---|
| 901 | $this->yyidx--; |
|---|
| 902 | return $yymajor; |
|---|
| 903 | } |
|---|
| 904 | |
|---|
| 905 | /** |
|---|
| 906 | * Deallocate and destroy a parser. Destructors are all called for |
|---|
| 907 | * all stack elements before shutting the parser down. |
|---|
| 908 | */ |
|---|
| 909 | function __destruct() |
|---|
| 910 | { |
|---|
| 911 | while ($this->yyidx >= 0) { |
|---|
| 912 | $this->yy_pop_parser_stack(); |
|---|
| 913 | } |
|---|
| 914 | if (is_resource(self::$yyTraceFILE)) { |
|---|
| 915 | fclose(self::$yyTraceFILE); |
|---|
| 916 | } |
|---|
| 917 | } |
|---|
| 918 | |
|---|
| 919 | /** |
|---|
| 920 | * Based on the current state and parser stack, get a list of all |
|---|
| 921 | * possible lookahead tokens |
|---|
| 922 | * @param int |
|---|
| 923 | * @return array |
|---|
| 924 | */ |
|---|
| 925 | function yy_get_expected_tokens($token) |
|---|
| 926 | { |
|---|
| 927 | $state = $this->yystack[$this->yyidx]->stateno; |
|---|
| 928 | $expected = self::$yyExpectedTokens[$state]; |
|---|
| 929 | if (in_array($token, self::$yyExpectedTokens[$state], true)) { |
|---|
| 930 | return $expected; |
|---|
| 931 | } |
|---|
| 932 | $stack = $this->yystack; |
|---|
| 933 | $yyidx = $this->yyidx; |
|---|
| 934 | do { |
|---|
| 935 | $yyact = $this->yy_find_shift_action($token); |
|---|
| 936 | if ($yyact >= self::YYNSTATE && $yyact < self::YYNSTATE + self::YYNRULE) { |
|---|
| 937 | // reduce action |
|---|
| 938 | $done = 0; |
|---|
| 939 | do { |
|---|
| 940 | if ($done++ == 100) { |
|---|
| 941 | $this->yyidx = $yyidx; |
|---|
| 942 | $this->yystack = $stack; |
|---|
| 943 | // too much recursion prevents proper detection |
|---|
| 944 | // so give up |
|---|
| 945 | return array_unique($expected); |
|---|
| 946 | } |
|---|
| 947 | $yyruleno = $yyact - self::YYNSTATE; |
|---|
| 948 | $this->yyidx -= self::$yyRuleInfo[$yyruleno]['rhs']; |
|---|
| 949 | $nextstate = $this->yy_find_reduce_action( |
|---|
| 950 | $this->yystack[$this->yyidx]->stateno, |
|---|
| 951 | self::$yyRuleInfo[$yyruleno]['lhs']); |
|---|
| 952 | if (isset(self::$yyExpectedTokens[$nextstate])) { |
|---|
| 953 | $expected += self::$yyExpectedTokens[$nextstate]; |
|---|
| 954 | if (in_array($token, |
|---|
| 955 | self::$yyExpectedTokens[$nextstate], true)) { |
|---|
| 956 | $this->yyidx = $yyidx; |
|---|
| 957 | $this->yystack = $stack; |
|---|
| 958 | return array_unique($expected); |
|---|
| 959 | } |
|---|
| 960 | } |
|---|
| 961 | if ($nextstate < self::YYNSTATE) { |
|---|
| 962 | // we need to shift a non-terminal |
|---|
| 963 | $this->yyidx++; |
|---|
| 964 | $x = new PHP_LexerGenerator_ParseryyStackEntry; |
|---|
| 965 | $x->stateno = $nextstate; |
|---|
| 966 | $x->major = self::$yyRuleInfo[$yyruleno]['lhs']; |
|---|
| 967 | $this->yystack[$this->yyidx] = $x; |
|---|
| 968 | continue 2; |
|---|
| 969 | } elseif ($nextstate == self::YYNSTATE + self::YYNRULE + 1) { |
|---|
| 970 | $this->yyidx = $yyidx; |
|---|
| 971 | $this->yystack = $stack; |
|---|
| 972 | // the last token was just ignored, we can't accept |
|---|
| 973 | // by ignoring input, this is in essence ignoring a |
|---|
| 974 | // syntax error! |
|---|
| 975 | return array_unique($expected); |
|---|
| 976 | } elseif ($nextstate === self::YY_NO_ACTION) { |
|---|
| 977 | $this->yyidx = $yyidx; |
|---|
| 978 | $this->yystack = $stack; |
|---|
| 979 | // input accepted, but not shifted (I guess) |
|---|
| 980 | return $expected; |
|---|
| 981 | } else { |
|---|
| 982 | $yyact = $nextstate; |
|---|
| 983 | } |
|---|
| 984 | } while (true); |
|---|
| 985 | } |
|---|
| 986 | break; |
|---|
| 987 | } while (true); |
|---|
| 988 | return array_unique($expected); |
|---|
| 989 | } |
|---|
| 990 | |
|---|
| 991 | /** |
|---|
| 992 | * Based on the parser state and current parser stack, determine whether |
|---|
| 993 | * the lookahead token is possible. |
|---|
| 994 | * |
|---|
| 995 | * The parser will convert the token value to an error token if not. This |
|---|
| 996 | * catches some unusual edge cases where the parser would fail. |
|---|
| 997 | * @param int |
|---|
| 998 | * @return bool |
|---|
| 999 | */ |
|---|
| 1000 | function yy_is_expected_token($token) |
|---|
| 1001 | { |
|---|
| 1002 | if ($token === 0) { |
|---|
| 1003 | return true; // 0 is not part of this |
|---|
| 1004 | } |
|---|
| 1005 | $state = $this->yystack[$this->yyidx]->stateno; |
|---|
| 1006 | if (in_array($token, self::$yyExpectedTokens[$state], true)) { |
|---|
| 1007 | return true; |
|---|
| 1008 | } |
|---|
| 1009 | $stack = $this->yystack; |
|---|
| 1010 | $yyidx = $this->yyidx; |
|---|
| 1011 | do { |
|---|
| 1012 | $yyact = $this->yy_find_shift_action($token); |
|---|
| 1013 | if ($yyact >= self::YYNSTATE && $yyact < self::YYNSTATE + self::YYNRULE) { |
|---|
| 1014 | // reduce action |
|---|
| 1015 | $done = 0; |
|---|
| 1016 | do { |
|---|
| 1017 | if ($done++ == 100) { |
|---|
| 1018 | $this->yyidx = $yyidx; |
|---|
| 1019 | $this->yystack = $stack; |
|---|
| 1020 | // too much recursion prevents proper detection |
|---|
| 1021 | // so give up |
|---|
| 1022 | return true; |
|---|
| 1023 | } |
|---|
| 1024 | $yyruleno = $yyact - self::YYNSTATE; |
|---|
| 1025 | $this->yyidx -= self::$yyRuleInfo[$yyruleno]['rhs']; |
|---|
| 1026 | $nextstate = $this->yy_find_reduce_action( |
|---|
| 1027 | $this->yystack[$this->yyidx]->stateno, |
|---|
| 1028 | self::$yyRuleInfo[$yyruleno]['lhs']); |
|---|
| 1029 | if (isset(self::$yyExpectedTokens[$nextstate]) && |
|---|
| 1030 | in_array($token, self::$yyExpectedTokens[$nextstate], true)) { |
|---|
| 1031 | $this->yyidx = $yyidx; |
|---|
| 1032 | $this->yystack = $stack; |
|---|
| 1033 | return true; |
|---|
| 1034 | } |
|---|
| 1035 | if ($nextstate < self::YYNSTATE) { |
|---|
| 1036 | // we need to shift a non-terminal |
|---|
| 1037 | $this->yyidx++; |
|---|
| 1038 | $x = new PHP_LexerGenerator_ParseryyStackEntry; |
|---|
| 1039 | $x->stateno = $nextstate; |
|---|
| 1040 | $x->major = self::$yyRuleInfo[$yyruleno]['lhs']; |
|---|
| 1041 | $this->yystack[$this->yyidx] = $x; |
|---|
| 1042 | continue 2; |
|---|
| 1043 | } elseif ($nextstate == self::YYNSTATE + self::YYNRULE + 1) { |
|---|
| 1044 | $this->yyidx = $yyidx; |
|---|
| 1045 | $this->yystack = $stack; |
|---|
| 1046 | if (!$token) { |
|---|
| 1047 | // end of input: this is valid |
|---|
| 1048 | return true; |
|---|
| 1049 | } |
|---|
| 1050 | // the last token was just ignored, we can't accept |
|---|
| 1051 | // by ignoring input, this is in essence ignoring a |
|---|
| 1052 | // syntax error! |
|---|
| 1053 | return false; |
|---|
| 1054 | } elseif ($nextstate === self::YY_NO_ACTION) { |
|---|
| 1055 | $this->yyidx = $yyidx; |
|---|
| 1056 | $this->yystack = $stack; |
|---|
| 1057 | // input accepted, but not shifted (I guess) |
|---|
| 1058 | return true; |
|---|
| 1059 | } else { |
|---|
| 1060 | $yyact = $nextstate; |
|---|
| 1061 | } |
|---|
| 1062 | } while (true); |
|---|
| 1063 | } |
|---|
| 1064 | break; |
|---|
| 1065 | } while (true); |
|---|
| 1066 | $this->yyidx = $yyidx; |
|---|
| 1067 | $this->yystack = $stack; |
|---|
| 1068 | return true; |
|---|
| 1069 | } |
|---|
| 1070 | |
|---|
| 1071 | /** |
|---|
| 1072 | * Find the appropriate action for a parser given the terminal |
|---|
| 1073 | * look-ahead token iLookAhead. |
|---|
| 1074 | * |
|---|
| 1075 | * If the look-ahead token is YYNOCODE, then check to see if the action is |
|---|
| 1076 | * independent of the look-ahead. If it is, return the action, otherwise |
|---|
| 1077 | * return YY_NO_ACTION. |
|---|
| 1078 | * @param int The look-ahead token |
|---|
| 1079 | */ |
|---|
| 1080 | function yy_find_shift_action($iLookAhead) |
|---|
| 1081 | { |
|---|
| 1082 | $stateno = $this->yystack[$this->yyidx]->stateno; |
|---|
| 1083 | |
|---|
| 1084 | /* if ($this->yyidx < 0) return self::YY_NO_ACTION; */ |
|---|
| 1085 | if (!isset(self::$yy_shift_ofst[$stateno])) { |
|---|
| 1086 | // no shift actions |
|---|
| 1087 | return self::$yy_default[$stateno]; |
|---|
| 1088 | } |
|---|
| 1089 | $i = self::$yy_shift_ofst[$stateno]; |
|---|
| 1090 | if ($i === self::YY_SHIFT_USE_DFLT) { |
|---|
| 1091 | return self::$yy_default[$stateno]; |
|---|
| 1092 | } |
|---|
| 1093 | if ($iLookAhead == self::YYNOCODE) { |
|---|
| 1094 | return self::YY_NO_ACTION; |
|---|
| 1095 | } |
|---|
| 1096 | $i += $iLookAhead; |
|---|
| 1097 | if ($i < 0 || $i >= self::YY_SZ_ACTTAB || |
|---|
| 1098 | self::$yy_lookahead[$i] != $iLookAhead) { |
|---|
| 1099 | if (count(self::$yyFallback) && $iLookAhead < count(self::$yyFallback) |
|---|
| 1100 | && ($iFallback = self::$yyFallback[$iLookAhead]) != 0) { |
|---|
| 1101 | if (self::$yyTraceFILE) { |
|---|
| 1102 | fwrite(self::$yyTraceFILE, self::$yyTracePrompt . "FALLBACK " . |
|---|
| 1103 | self::$yyTokenName[$iLookAhead] . " => " . |
|---|
| 1104 | self::$yyTokenName[$iFallback] . "\n"); |
|---|
| 1105 | } |
|---|
| 1106 | return $this->yy_find_shift_action($iFallback); |
|---|
| 1107 | } |
|---|
| 1108 | return self::$yy_default[$stateno]; |
|---|
| 1109 | } else { |
|---|
| 1110 | return self::$yy_action[$i]; |
|---|
| 1111 | } |
|---|
| 1112 | } |
|---|
| 1113 | |
|---|
| 1114 | /** |
|---|
| 1115 | * Find the appropriate action for a parser given the non-terminal |
|---|
| 1116 | * look-ahead token $iLookAhead. |
|---|
| 1117 | * |
|---|
| 1118 | * If the look-ahead token is self::YYNOCODE, then check to see if the action is |
|---|
| 1119 | * independent of the look-ahead. If it is, return the action, otherwise |
|---|
| 1120 | * return self::YY_NO_ACTION. |
|---|
| 1121 | * @param int Current state number |
|---|
| 1122 | * @param int The look-ahead token |
|---|
| 1123 | */ |
|---|
| 1124 | function yy_find_reduce_action($stateno, $iLookAhead) |
|---|
| 1125 | { |
|---|
| 1126 | /* $stateno = $this->yystack[$this->yyidx]->stateno; */ |
|---|
| 1127 | |
|---|
| 1128 | if (!isset(self::$yy_reduce_ofst[$stateno])) { |
|---|
| 1129 | return self::$yy_default[$stateno]; |
|---|
| 1130 | } |
|---|
| 1131 | $i = self::$yy_reduce_ofst[$stateno]; |
|---|
| 1132 | if ($i == self::YY_REDUCE_USE_DFLT) { |
|---|
| 1133 | return self::$yy_default[$stateno]; |
|---|
| 1134 | } |
|---|
| 1135 | if ($iLookAhead == self::YYNOCODE) { |
|---|
| 1136 | return self::YY_NO_ACTION; |
|---|
| 1137 | } |
|---|
| 1138 | $i += $iLookAhead; |
|---|
| 1139 | if ($i < 0 || $i >= self::YY_SZ_ACTTAB || |
|---|
| 1140 | self::$yy_lookahead[$i] != $iLookAhead) { |
|---|
| 1141 | return self::$yy_default[$stateno]; |
|---|
| 1142 | } else { |
|---|
| 1143 | return self::$yy_action[$i]; |
|---|
| 1144 | } |
|---|
| 1145 | } |
|---|
| 1146 | |
|---|
| 1147 | /** |
|---|
| 1148 | * Perform a shift action. |
|---|
| 1149 | * @param int The new state to shift in |
|---|
| 1150 | * @param int The major token to shift in |
|---|
| 1151 | * @param mixed the minor token to shift in |
|---|
| 1152 | */ |
|---|
| 1153 | function yy_shift($yyNewState, $yyMajor, $yypMinor) |
|---|
| 1154 | { |
|---|
| 1155 | $this->yyidx++; |
|---|
| 1156 | if ($this->yyidx >= self::YYSTACKDEPTH) { |
|---|
| 1157 | $this->yyidx--; |
|---|
| 1158 | if (self::$yyTraceFILE) { |
|---|
| 1159 | fprintf(self::$yyTraceFILE, "%sStack Overflow!\n", self::$yyTracePrompt); |
|---|
| 1160 | } |
|---|
| 1161 | while ($this->yyidx >= 0) { |
|---|
| 1162 | $this->yy_pop_parser_stack(); |
|---|
| 1163 | } |
|---|
| 1164 | /* Here code is inserted which will execute if the parser |
|---|
| 1165 | ** stack ever overflows */ |
|---|
| 1166 | return; |
|---|
| 1167 | } |
|---|
| 1168 | $yytos = new PHP_LexerGenerator_ParseryyStackEntry; |
|---|
| 1169 | $yytos->stateno = $yyNewState; |
|---|
| 1170 | $yytos->major = $yyMajor; |
|---|
| 1171 | $yytos->minor = $yypMinor; |
|---|
| 1172 | array_push($this->yystack, $yytos); |
|---|
| 1173 | if (self::$yyTraceFILE && $this->yyidx > 0) { |
|---|
| 1174 | fprintf(self::$yyTraceFILE, "%sShift %d\n", self::$yyTracePrompt, |
|---|
| 1175 | $yyNewState); |
|---|
| 1176 | fprintf(self::$yyTraceFILE, "%sStack:", self::$yyTracePrompt); |
|---|
| 1177 | for($i = 1; $i <= $this->yyidx; $i++) { |
|---|
| 1178 | fprintf(self::$yyTraceFILE, " %s", |
|---|
| 1179 | self::$yyTokenName[$this->yystack[$i]->major]); |
|---|
| 1180 | } |
|---|
| 1181 | fwrite(self::$yyTraceFILE,"\n"); |
|---|
| 1182 | } |
|---|
| 1183 | } |
|---|
| 1184 | |
|---|
| 1185 | /** |
|---|
| 1186 | * The following table contains information about every rule that |
|---|
| 1187 | * is used during the reduce. |
|---|
| 1188 | * |
|---|
| 1189 | * <pre> |
|---|
| 1190 | * array( |
|---|
| 1191 | * array( |
|---|
| 1192 | * int $lhs; Symbol on the left-hand side of the rule |
|---|
| 1193 | * int $nrhs; Number of right-hand side symbols in the rule |
|---|
| 1194 | * ),... |
|---|
| 1195 | * ); |
|---|
| 1196 | * </pre> |
|---|
| 1197 | */ |
|---|
| 1198 | static public $yyRuleInfo = array( |
|---|
| 1199 | array( 'lhs' => 10, 'rhs' => 1 ), |
|---|
| 1200 | array( 'lhs' => 11, 'rhs' => 2 ), |
|---|
| 1201 | array( 'lhs' => 11, 'rhs' => 3 ), |
|---|
| 1202 | array( 'lhs' => 11, 'rhs' => 3 ), |
|---|
| 1203 | array( 'lhs' => 11, 'rhs' => 4 ), |
|---|
| 1204 | array( 'lhs' => 12, 'rhs' => 3 ), |
|---|
| 1205 | array( 'lhs' => 14, 'rhs' => 2 ), |
|---|
| 1206 | array( 'lhs' => 15, 'rhs' => 2 ), |
|---|
| 1207 | array( 'lhs' => 15, 'rhs' => 2 ), |
|---|
| 1208 | array( 'lhs' => 15, 'rhs' => 3 ), |
|---|
| 1209 | array( 'lhs' => 15, 'rhs' => 3 ), |
|---|
| 1210 | array( 'lhs' => 16, 'rhs' => 2 ), |
|---|
| 1211 | array( 'lhs' => 16, 'rhs' => 3 ), |
|---|
| 1212 | array( 'lhs' => 13, 'rhs' => 3 ), |
|---|
| 1213 | array( 'lhs' => 13, 'rhs' => 5 ), |
|---|
| 1214 | array( 'lhs' => 13, 'rhs' => 4 ), |
|---|
| 1215 | array( 'lhs' => 13, 'rhs' => 6 ), |
|---|
| 1216 | array( 'lhs' => 13, 'rhs' => 3 ), |
|---|
| 1217 | array( 'lhs' => 13, 'rhs' => 5 ), |
|---|
| 1218 | array( 'lhs' => 13, 'rhs' => 4 ), |
|---|
| 1219 | array( 'lhs' => 13, 'rhs' => 6 ), |
|---|
| 1220 | array( 'lhs' => 19, 'rhs' => 2 ), |
|---|
| 1221 | array( 'lhs' => 18, 'rhs' => 2 ), |
|---|
| 1222 | array( 'lhs' => 18, 'rhs' => 3 ), |
|---|
| 1223 | array( 'lhs' => 20, 'rhs' => 1 ), |
|---|
| 1224 | array( 'lhs' => 20, 'rhs' => 1 ), |
|---|
| 1225 | array( 'lhs' => 20, 'rhs' => 2 ), |
|---|
| 1226 | array( 'lhs' => 20, 'rhs' => 2 ), |
|---|
| 1227 | array( 'lhs' => 17, 'rhs' => 1 ), |
|---|
| 1228 | array( 'lhs' => 17, 'rhs' => 1 ), |
|---|
| 1229 | array( 'lhs' => 17, 'rhs' => 2 ), |
|---|
| 1230 | array( 'lhs' => 17, 'rhs' => 2 ), |
|---|
| 1231 | ); |
|---|
| 1232 | |
|---|
| 1233 | /** |
|---|
| 1234 | * The following table contains a mapping of reduce action to method name |
|---|
| 1235 | * that handles the reduction. |
|---|
| 1236 | * |
|---|
| 1237 | * If a rule is not set, it has no handler. |
|---|
| 1238 | */ |
|---|
| 1239 | static public $yyReduceMap = array( |
|---|
| 1240 | 1 => 1, |
|---|
| 1241 | 2 => 2, |
|---|
| 1242 | 3 => 3, |
|---|
| 1243 | 4 => 4, |
|---|
| 1244 | 5 => 5, |
|---|
| 1245 | 6 => 6, |
|---|
| 1246 | 7 => 7, |
|---|
| 1247 | 8 => 7, |
|---|
| 1248 | 9 => 9, |
|---|
| 1249 | 10 => 9, |
|---|
| 1250 | 11 => 11, |
|---|
| 1251 | 12 => 12, |
|---|
| 1252 | 13 => 13, |
|---|
| 1253 | 14 => 14, |
|---|
| 1254 | 15 => 15, |
|---|
| 1255 | 16 => 16, |
|---|
| 1256 | 17 => 17, |
|---|
| 1257 | 18 => 18, |
|---|
| 1258 | 19 => 19, |
|---|
| 1259 | 20 => 20, |
|---|
| 1260 | 21 => 21, |
|---|
| 1261 | 22 => 22, |
|---|
| 1262 | 23 => 23, |
|---|
| 1263 | 24 => 24, |
|---|
| 1264 | 25 => 25, |
|---|
| 1265 | 26 => 26, |
|---|
| 1266 | 27 => 27, |
|---|
| 1267 | 28 => 28, |
|---|
| 1268 | 29 => 29, |
|---|
| 1269 | 30 => 30, |
|---|
| 1270 | 31 => 31, |
|---|
| 1271 | ); |
|---|
| 1272 | /* Beginning here are the reduction cases. A typical example |
|---|
| 1273 | ** follows: |
|---|
| 1274 | ** #line <lineno> <grammarfile> |
|---|
| 1275 | ** function yy_r0($yymsp){ ... } // User supplied code |
|---|
| 1276 | ** #line <lineno> <thisfile> |
|---|
| 1277 | */ |
|---|
| 1278 | #line 423 "Parser.y" |
|---|
| 1279 | function yy_r1(){ |
|---|
| 1280 | fwrite($this->out, ' |
|---|
| 1281 | private $_yy_state = 1; |
|---|
| 1282 | private $_yy_stack = array(); |
|---|
| 1283 | |
|---|
| 1284 | function yylex() |
|---|
| 1285 | { |
|---|
| 1286 | return $this->{\'yylex\' . $this->_yy_state}(); |
|---|
| 1287 | } |
|---|
| 1288 | |
|---|
| 1289 | function yypushstate($state) |
|---|
| 1290 | { |
|---|
| 1291 | array_push($this->_yy_stack, $this->_yy_state); |
|---|
| 1292 | $this->_yy_state = $state; |
|---|
| 1293 | } |
|---|
| 1294 | |
|---|
| 1295 | function yypopstate() |
|---|
| 1296 | { |
|---|
| 1297 | $this->_yy_state = array_pop($this->_yy_stack); |
|---|
| 1298 | } |
|---|
| 1299 | |
|---|
| 1300 | function yybegin($state) |
|---|
| 1301 | { |
|---|
| 1302 | $this->_yy_state = $state; |
|---|
| 1303 | } |
|---|
| 1304 | |
|---|
| 1305 | '); |
|---|
| 1306 | foreach ($this->yystack[$this->yyidx + 0]->minor as $rule) { |
|---|
| 1307 | $this->outputRules($rule['rules'], $rule['statename']); |
|---|
| 1308 | if ($rule['code']) { |
|---|
| 1309 | fwrite($this->out, $rule['code']); |
|---|
| 1310 | } |
|---|
| 1311 | } |
|---|
| 1312 | } |
|---|
| 1313 | #line 1319 "Parser.php" |
|---|
| 1314 | #line 457 "Parser.y" |
|---|
| 1315 | function yy_r2(){ |
|---|
| 1316 | fwrite($this->out, ' |
|---|
| 1317 | private $_yy_state = 1; |
|---|
| 1318 | private $_yy_stack = array(); |
|---|
| 1319 | |
|---|
| 1320 | function yylex() |
|---|
| 1321 | { |
|---|
| 1322 | return $this->{\'yylex\' . $this->_yy_state}(); |
|---|
| 1323 | } |
|---|
| 1324 | |
|---|
| 1325 | function yypushstate($state) |
|---|
| 1326 | { |
|---|
| 1327 | array_push($this->_yy_stack, $this->_yy_state); |
|---|
| 1328 | $this->_yy_state = $state; |
|---|
| 1329 | } |
|---|
| 1330 | |
|---|
| 1331 | function yypopstate() |
|---|
| 1332 | { |
|---|
| 1333 | $this->_yy_state = array_pop($this->_yy_stack); |
|---|
| 1334 | } |
|---|
| 1335 | |
|---|
| 1336 | function yybegin($state) |
|---|
| 1337 | { |
|---|
| 1338 | $this->_yy_state = $state; |
|---|
| 1339 | } |
|---|
| 1340 | |
|---|
| 1341 | '); |
|---|
| 1342 | if (strlen($this->yystack[$this->yyidx + -1]->minor)) { |
|---|
| 1343 | fwrite($this->out, $this->yystack[$this->yyidx + -1]->minor); |
|---|
| 1344 | } |
|---|
| 1345 | foreach ($this->yystack[$this->yyidx + 0]->minor as $rule) { |
|---|
| 1346 | $this->outputRules($rule['rules'], $rule['statename']); |
|---|
| 1347 | if ($rule['code']) { |
|---|
| 1348 | fwrite($this->out, $rule['code']); |
|---|
| 1349 | } |
|---|
| 1350 | } |
|---|
| 1351 | } |
|---|
| 1352 | #line 1358 "Parser.php" |
|---|
| 1353 | #line 494 "Parser.y" |
|---|
| 1354 | function yy_r3(){ |
|---|
| 1355 | if (strlen($this->yystack[$this->yyidx + -2]->minor)) { |
|---|
| 1356 | fwrite($this->out, $this->yystack[$this->yyidx + -2]->minor); |
|---|
| 1357 | } |
|---|
| 1358 | fwrite($this->out, ' |
|---|
| 1359 | private $_yy_state = 1; |
|---|
| 1360 | private $_yy_stack = array(); |
|---|
| 1361 | |
|---|
| 1362 | function yylex() |
|---|
| 1363 | { |
|---|
| 1364 | return $this->{\'yylex\' . $this->_yy_state}(); |
|---|
| 1365 | } |
|---|
| 1366 | |
|---|
| 1367 | function yypushstate($state) |
|---|
| 1368 | { |
|---|
| 1369 | array_push($this->_yy_stack, $this->_yy_state); |
|---|
| 1370 | $this->_yy_state = $state; |
|---|
| 1371 | } |
|---|
| 1372 | |
|---|
| 1373 | function yypopstate() |
|---|
| 1374 | { |
|---|
| 1375 | $this->_yy_state = array_pop($this->_yy_stack); |
|---|
| 1376 | } |
|---|
| 1377 | |
|---|
| 1378 | function yybegin($state) |
|---|
| 1379 | { |
|---|
| 1380 | $this->_yy_state = $state; |
|---|
| 1381 | } |
|---|
| 1382 | |
|---|
| 1383 | '); |
|---|
| 1384 | foreach ($this->yystack[$this->yyidx + 0]->minor as $rule) { |
|---|
| 1385 | $this->outputRules($rule['rules'], $rule['statename']); |
|---|
| 1386 | if ($rule['code']) { |
|---|
| 1387 | fwrite($this->out, $rule['code']); |
|---|
| 1388 | } |
|---|
| 1389 | } |
|---|
| 1390 | } |
|---|
| 1391 | #line 1397 "Parser.php" |
|---|
| 1392 | #line 531 "Parser.y" |
|---|
| 1393 | function yy_r4(){ |
|---|
| 1394 | if (strlen($this->yystack[$this->yyidx + -3]->minor)) { |
|---|
| 1395 | fwrite($this->out, $this->yystack[$this->yyidx + -3]->minor); |
|---|
| 1396 | } |
|---|
| 1397 | fwrite($this->out, ' |
|---|
| 1398 | private $_yy_state = 1; |
|---|
| 1399 | private $_yy_stack = array(); |
|---|
| 1400 | |
|---|
| 1401 | function yylex() |
|---|
| 1402 | { |
|---|
| 1403 | return $this->{\'yylex\' . $this->_yy_state}(); |
|---|
| 1404 | } |
|---|
| 1405 | |
|---|
| 1406 | function yypushstate($state) |
|---|
| 1407 | { |
|---|
| 1408 | array_push($this->_yy_stack, $this->_yy_state); |
|---|
| 1409 | $this->_yy_state = $state; |
|---|
| 1410 | } |
|---|
| 1411 | |
|---|
| 1412 | function yypopstate() |
|---|
| 1413 | { |
|---|
| 1414 | $this->_yy_state = array_pop($this->_yy_stack); |
|---|
| 1415 | } |
|---|
| 1416 | |
|---|
| 1417 | function yybegin($state) |
|---|
| 1418 | { |
|---|
| 1419 | $this->_yy_state = $state; |
|---|
| 1420 | } |
|---|
| 1421 | |
|---|
| 1422 | '); |
|---|
| 1423 | if (strlen($this->yystack[$this->yyidx + -1]->minor)) { |
|---|
| 1424 | fwrite($this->out, $this->yystack[$this->yyidx + -1]->minor); |
|---|
| 1425 | } |
|---|
| 1426 | foreach ($this->yystack[$this->yyidx + 0]->minor as $rule) { |
|---|
| 1427 | $this->outputRules($rule['rules'], $rule['statename']); |
|---|
| 1428 | if ($rule['code']) { |
|---|
| 1429 | fwrite($this->out, $rule['code']); |
|---|
| 1430 | } |
|---|
| 1431 | } |
|---|
| 1432 | } |
|---|
| 1433 | #line 1439 "Parser.php" |
|---|
| 1434 | #line 572 "Parser.y" |
|---|
| 1435 | function yy_r5(){ |
|---|
| 1436 | $this->_retvalue = $this->yystack[$this->yyidx + -1]->minor; |
|---|
| 1437 | $this->patterns = $this->yystack[$this->yyidx + -1]->minor['patterns']; |
|---|
| 1438 | $this->_patternIndex = 1; |
|---|
| 1439 | } |
|---|
| 1440 | #line 1446 "Parser.php" |
|---|
| 1441 | #line 578 "Parser.y" |
|---|
| 1442 | function yy_r6(){ |
|---|
| 1443 | $expected = array( |
|---|
| 1444 | 'counter' => true, |
|---|
| 1445 | 'input' => true, |
|---|
| 1446 | 'token' => true, |
|---|
| 1447 | 'value' => true, |
|---|
| 1448 | 'line' => true, |
|---|
| 1449 | ); |
|---|
| 1450 | foreach ($this->yystack[$this->yyidx + -1]->minor as $pi) { |
|---|
| 1451 | if (isset($expected[$pi['pi']])) { |
|---|
| 1452 | unset($expected[$pi['pi']]); |
|---|
| 1453 | continue; |
|---|
| 1454 | } |
|---|
| 1455 | if (count($expected)) { |
|---|
| 1456 | throw new Exception('Processing Instructions "' . |
|---|
| 1457 | implode(', ', array_keys($expected)) . '" must be defined'); |
|---|
| 1458 | } |
|---|
| 1459 | } |
|---|
| 1460 | $expected = array( |
|---|
| 1461 | 'counter' => true, |
|---|
| 1462 | 'input' => true, |
|---|
| 1463 | 'token' => true, |
|---|
| 1464 | 'value' => true, |
|---|
| 1465 | 'line' => true, |
|---|
| 1466 | 'matchlongest' => true, |
|---|
| 1467 | ); |
|---|
| 1468 | foreach ($this->yystack[$this->yyidx + -1]->minor as $pi) { |
|---|
| 1469 | if (isset($expected[$pi['pi']])) { |
|---|
| 1470 | $this->{$pi['pi']} = $pi['definition']; |
|---|
| 1471 | if ($pi['pi'] == 'matchlongest') { |
|---|
| 1472 | $this->matchlongest = true; |
|---|
| 1473 | } |
|---|
| 1474 | continue; |
|---|
| 1475 | } |
|---|
| 1476 | $this->error('Unknown processing instruction %' . $pi['pi'] . |
|---|
| 1477 | ', should be one of "' . implode(', ', array_keys($expected)) . '"'); |
|---|
| 1478 | } |
|---|
| 1479 | $this->_retvalue = array('patterns' => $this->yystack[$this->yyidx + 0]->minor, 'pis' => $this->yystack[$this->yyidx + -1]->minor); |
|---|
| 1480 | $this->_patternIndex = 1; |
|---|
| 1481 | } |
|---|
| 1482 | #line 1488 "Parser.php" |
|---|
| 1483 | #line 619 "Parser.y" |
|---|
| 1484 | function yy_r7(){ |
|---|
| 1485 | $this->_retvalue = array(array('pi' => $this->yystack[$this->yyidx + -1]->minor, 'definition' => $this->yystack[$this->yyidx + 0]->minor)); |
|---|
| 1486 | } |
|---|
| 1487 | #line 1493 "Parser.php" |
|---|
| 1488 | #line 625 "Parser.y" |
|---|
| 1489 | function yy_r9(){ |
|---|
| 1490 | $this->_retvalue = $this->yystack[$this->yyidx + -2]->minor; |
|---|
| 1491 | $this->_retvalue[] = array('pi' => $this->yystack[$this->yyidx + -1]->minor, 'definition' => $this->yystack[$this->yyidx + 0]->minor); |
|---|
| 1492 | } |
|---|
| 1493 | #line 1499 "Parser.php" |
|---|
| 1494 | #line 634 "Parser.y" |
|---|
| 1495 | function yy_r11(){ |
|---|
| 1496 | $this->_retvalue = array($this->yystack[$this->yyidx + -1]->minor => $this->yystack[$this->yyidx + 0]->minor); |
|---|
| 1497 | // reset internal indicator of where we are in a pattern |
|---|
| 1498 | $this->_patternIndex = 0; |
|---|
| 1499 | } |
|---|
| 1500 | #line 1506 "Parser.php" |
|---|
| 1501 | #line 639 "Parser.y" |
|---|
| 1502 | function yy_r12(){ |
|---|
| 1503 | $this->_retvalue = $this->yystack[$this->yyidx + -2]->minor; |
|---|
| 1504 | if (isset($this->_retvalue[$this->yystack[$this->yyidx + -1]->minor])) { |
|---|
| 1505 | throw new Exception('Pattern "' . $this->yystack[$this->yyidx + -1]->minor . '" is already defined as "' . |
|---|
| 1506 | $this->_retvalue[$this->yystack[$this->yyidx + -1]->minor] . '", cannot redefine as "' . $this->yystack[$this->yyidx + 0]->minor->string . '"'); |
|---|
| 1507 | } |
|---|
| 1508 | $this->_retvalue[$this->yystack[$this->yyidx + -1]->minor] = $this->yystack[$this->yyidx + 0]->minor; |
|---|
| 1509 | // reset internal indicator of where we are in a pattern declaration |
|---|
| 1510 | $this->_patternIndex = 0; |
|---|
| 1511 | } |
|---|
| 1512 | #line 1518 "Parser.php" |
|---|
| 1513 | #line 650 "Parser.y" |
|---|
| 1514 | function yy_r13(){ |
|---|
| 1515 | $this->_retvalue = array(array('rules' => $this->yystack[$this->yyidx + -1]->minor, 'code' => '', 'statename' => '')); |
|---|
| 1516 | } |
|---|
| 1517 | #line 1523 "Parser.php" |
|---|
| 1518 | #line 653 "Parser.y" |
|---|
| 1519 | function yy_r14(){ |
|---|
| 1520 | if ($this->yystack[$this->yyidx + -3]->minor != 'statename') { |
|---|
| 1521 | throw new Exception('Error: only %statename processing instruction ' . |
|---|
| 1522 | 'is allowed in rule sections'); |
|---|
| 1523 | } |
|---|
| 1524 | $this->_retvalue = array(array('rules' => $this->yystack[$this->yyidx + -1]->minor, 'code' => '', 'statename' => $this->yystack[$this->yyidx + -2]->minor)); |
|---|
| 1525 | } |
|---|
| 1526 | #line 1532 "Parser.php" |
|---|
| 1527 | #line 660 "Parser.y" |
|---|
| 1528 | function yy_r15(){ |
|---|
| 1529 | $this->_retvalue = array(array('rules' => $this->yystack[$this->yyidx + -2]->minor, 'code' => $this->yystack[$this->yyidx + 0]->minor, 'statename' => '')); |
|---|
| 1530 | } |
|---|
| 1531 | #line 1537 "Parser.php" |
|---|
| 1532 | #line 663 "Parser.y" |
|---|
| 1533 | function yy_r16(){ |
|---|
| 1534 | if ($this->yystack[$this->yyidx + -4]->minor != 'statename') { |
|---|
| 1535 | throw new Exception('Error: only %statename processing instruction ' . |
|---|
| 1536 | 'is allowed in rule sections'); |
|---|
| 1537 | } |
|---|
| 1538 | $this->_retvalue = array(array('rules' => $this->yystack[$this->yyidx + -2]->minor, 'code' => $this->yystack[$this->yyidx + 0]->minor, 'statename' => $this->yystack[$this->yyidx + -3]->minor)); |
|---|
| 1539 | $this->_patternIndex = 1; |
|---|
| 1540 | } |
|---|
| 1541 | #line 1547 "Parser.php" |
|---|
| 1542 | #line 671 "Parser.y" |
|---|
| 1543 | function yy_r17(){ |
|---|
| 1544 | $this->_retvalue = $this->yystack[$this->yyidx + -2]->minor; |
|---|
| 1545 | $this->_retvalue[] = array('rules' => $this->yystack[$this->yyidx + -1]->minor, 'code' => '', 'statename' => ''); |
|---|
| 1546 | $this->_patternIndex = 1; |
|---|
| 1547 | } |
|---|
| 1548 | #line 1554 "Parser.php" |
|---|
| 1549 | #line 676 "Parser.y" |
|---|
| 1550 | function yy_r18(){ |
|---|
| 1551 | if ($this->yystack[$this->yyidx + -3]->minor != 'statename') { |
|---|
| 1552 | throw new Exception('Error: only %statename processing instruction ' . |
|---|
| 1553 | 'is allowed in rule sections'); |
|---|
| 1554 | } |
|---|
| 1555 | $this->_retvalue = $this->yystack[$this->yyidx + -4]->minor; |
|---|
| 1556 | $this->_retvalue[] = array('rules' => $this->yystack[$this->yyidx + -1]->minor, 'code' => '', 'statename' => $this->yystack[$this->yyidx + -2]->minor); |
|---|
| 1557 | } |
|---|
| 1558 | #line 1564 "Parser.php" |
|---|
| 1559 | #line 684 "Parser.y" |
|---|
| 1560 | function yy_r19(){ |
|---|
| 1561 | $this->_retvalue = $this->yystack[$this->yyidx + -3]->minor; |
|---|
| 1562 | $this->_retvalue[] = array('rules' => $this->yystack[$this->yyidx + -2]->minor, 'code' => $this->yystack[$this->yyidx + 0]->minor, 'statename' => ''); |
|---|
| 1563 | } |
|---|
| 1564 | #line 1570 "Parser.php" |
|---|
| 1565 | #line 688 "Parser.y" |
|---|
| 1566 | function yy_r20(){ |
|---|
| 1567 | if ($this->yystack[$this->yyidx + -4]->minor != 'statename') { |
|---|
| 1568 | throw new Exception('Error: only %statename processing instruction ' . |
|---|
| 1569 | 'is allowed in rule sections'); |
|---|
| 1570 | } |
|---|
| 1571 | $this->_retvalue = $this->yystack[$this->yyidx + -5]->minor; |
|---|
| 1572 | $this->_retvalue[] = array('rules' => $this->yystack[$this->yyidx + -2]->minor, 'code' => $this->yystack[$this->yyidx + 0]->minor, 'statename' => $this->yystack[$this->yyidx + -3]->minor); |
|---|
| 1573 | } |
|---|
| 1574 | #line 1580 "Parser.php" |
|---|
| 1575 | #line 697 "Parser.y" |
|---|
| 1576 | function yy_r21(){ |
|---|
| 1577 | $this->_retvalue = $this->yystack[$this->yyidx + -1]->minor; |
|---|
| 1578 | $this->_patternIndex = 1; |
|---|
| 1579 | } |
|---|
| 1580 | #line 1586 "Parser.php" |
|---|
| 1581 | #line 702 "Parser.y" |
|---|
| 1582 | function yy_r22(){ |
|---|
| 1583 | $name = $this->yystack[$this->yyidx + -1]->minor[1]; |
|---|
| 1584 | $this->yystack[$this->yyidx + -1]->minor = $this->yystack[$this->yyidx + -1]->minor[0]; |
|---|
| 1585 | $this->yystack[$this->yyidx + -1]->minor = $this->_validatePattern($this->yystack[$this->yyidx + -1]->minor); |
|---|
| 1586 | $this->_patternIndex += $this->yystack[$this->yyidx + -1]->minor['subpatterns'] + 1; |
|---|
| 1587 | if (@preg_match('/' . str_replace('/', '\\/', $this->yystack[$this->yyidx + -1]->minor['pattern']) . '/', '')) { |
|---|
| 1588 | $this->error('Rule "' . $name . '" can match the empty string, this will break lexing'); |
|---|
| 1589 | } |
|---|
| 1590 | $this->_retvalue = array(array('pattern' => str_replace('/', '\\/', $this->yystack[$this->yyidx + -1]->minor->string), 'code' => $this->yystack[$this->yyidx + 0]->minor, 'subpatterns' => $this->yystack[$this->yyidx + -1]->minor['subpatterns'])); |
|---|
| 1591 | } |
|---|
| 1592 | #line 1598 "Parser.php" |
|---|
| 1593 | #line 712 "Parser.y" |
|---|
| 1594 | function yy_r23(){ |
|---|
| 1595 | $this->_retvalue = $this->yystack[$this->yyidx + -2]->minor; |
|---|
| 1596 | $name = $this->yystack[$this->yyidx + -1]->minor[1]; |
|---|
| 1597 | $this->yystack[$this->yyidx + -1]->minor = $this->yystack[$this->yyidx + -1]->minor[0]; |
|---|
| 1598 | $this->yystack[$this->yyidx + -1]->minor = $this->_validatePattern($this->yystack[$this->yyidx + -1]->minor); |
|---|
| 1599 | $this->_patternIndex += $this->yystack[$this->yyidx + -1]->minor['subpatterns'] + 1; |
|---|
| 1600 | if (@preg_match('/' . str_replace('/', '\\/', $this->yystack[$this->yyidx + -1]->minor['pattern']) . '/', '')) { |
|---|
| 1601 | $this->error('Rule "' . $name . '" can match the empty string, this will break lexing'); |
|---|
| 1602 | } |
|---|
| 1603 | $this->_retvalue[] = array('pattern' => str_replace('/', '\\/', $this->yystack[$this->yyidx + -1]->minor->string), 'code' => $this->yystack[$this->yyidx + 0]->minor, 'subpatterns' => $this->yystack[$this->yyidx + -1]->minor['subpatterns']); |
|---|
| 1604 | } |
|---|
| 1605 | #line 1611 "Parser.php" |
|---|
| 1606 | #line 724 "Parser.y" |
|---|
| 1607 | function yy_r24(){ |
|---|
| 1608 | $this->_retvalue = array(preg_quote($this->yystack[$this->yyidx + 0]->minor, '/'), $this->yystack[$this->yyidx + 0]->minor); |
|---|
| 1609 | } |
|---|
| 1610 | #line 1616 "Parser.php" |
|---|
| 1611 | #line 727 "Parser.y" |
|---|
| 1612 | function yy_r25(){ |
|---|
| 1613 | if (!isset($this->patterns[$this->yystack[$this->yyidx + 0]->minor])) { |
|---|
| 1614 | $this->error('Undefined pattern "' . $this->yystack[$this->yyidx + 0]->minor . '" used in rules'); |
|---|
| 1615 | throw new Exception('Undefined pattern "' . $this->yystack[$this->yyidx + 0]->minor . '" used in rules'); |
|---|
| 1616 | } |
|---|
| 1617 | $this->_retvalue = array($this->patterns[$this->yystack[$this->yyidx + 0]->minor], $this->yystack[$this->yyidx + 0]->minor); |
|---|
| 1618 | } |
|---|
| 1619 | #line 1625 "Parser.php" |
|---|
| 1620 | #line 734 "Parser.y" |
|---|
| 1621 | function yy_r26(){ |
|---|
| 1622 | $this->_retvalue = array($this->yystack[$this->yyidx + -1]->minor[0] . preg_quote($this->yystack[$this->yyidx + 0]->minor, '/'), $this->yystack[$this->yyidx + -1]->minor[1] . ' ' . $this->yystack[$this->yyidx + 0]->minor); |
|---|
| 1623 | } |
|---|
| 1624 | #line 1630 "Parser.php" |
|---|
| 1625 | #line 737 "Parser.y" |
|---|
| 1626 | function yy_r27(){ |
|---|
| 1627 | if (!isset($this->patterns[$this->yystack[$this->yyidx + 0]->minor])) { |
|---|
| 1628 | $this->error('Undefined pattern "' . $this->yystack[$this->yyidx + 0]->minor . '" used in rules'); |
|---|
| 1629 | throw new Exception('Undefined pattern "' . $this->yystack[$this->yyidx + 0]->minor . '" used in rules'); |
|---|
| 1630 | } |
|---|
| 1631 | $this->_retvalue = array($this->yystack[$this->yyidx + -1]->minor[0] . $this->patterns[$this->yystack[$this->yyidx + 0]->minor], $this->yystack[$this->yyidx + -1]->minor[1] . ' ' . $this->yystack[$this->yyidx + 0]->minor); |
|---|
| 1632 | } |
|---|
| 1633 | #line 1639 "Parser.php" |
|---|
| 1634 | #line 745 "Parser.y" |
|---|
| 1635 | function yy_r28(){ |
|---|
| 1636 | $this->_retvalue = preg_quote($this->yystack[$this->yyidx + 0]->minor, '/'); |
|---|
| 1637 | } |
|---|
| 1638 | #line 1644 "Parser.php" |
|---|
| 1639 | #line 748 "Parser.y" |
|---|
| 1640 | function yy_r29(){ |
|---|
| 1641 | // increment internal sub-pattern counter |
|---|
| 1642 | // adjust back-references in pattern based on previous pattern |
|---|
| 1643 | $test = $this->_validatePattern($this->yystack[$this->yyidx + 0]->minor, true); |
|---|
| 1644 | $this->_patternIndex += $test['subpatterns']; |
|---|
| 1645 | $this->_retvalue = $test['pattern']; |
|---|
| 1646 | } |
|---|
| 1647 | #line 1653 "Parser.php" |
|---|
| 1648 | #line 755 "Parser.y" |
|---|
| 1649 | function yy_r30(){ |
|---|
| 1650 | $this->_retvalue = $this->yystack[$this->yyidx + -1]->minor . preg_quote($this->yystack[$this->yyidx + 0]->minor, '/'); |
|---|
| 1651 | } |
|---|
| 1652 | #line 1658 "Parser.php" |
|---|
| 1653 | #line 758 "Parser.y" |
|---|
| 1654 | function yy_r31(){ |
|---|
| 1655 | // increment internal sub-pattern counter |
|---|
| 1656 | // adjust back-references in pattern based on previous pattern |
|---|
| 1657 | $test = $this->_validatePattern($this->yystack[$this->yyidx + 0]->minor, true); |
|---|
| 1658 | $this->_patternIndex += $test['subpatterns']; |
|---|
| 1659 | $this->_retvalue = $this->yystack[$this->yyidx + -1]->minor . $test['pattern']; |
|---|
| 1660 | } |
|---|
| 1661 | #line 1667 "Parser.php" |
|---|
| 1662 | |
|---|
| 1663 | /** |
|---|
| 1664 | * placeholder for the left hand side in a reduce operation. |
|---|
| 1665 | * |
|---|
| 1666 | * For a parser with a rule like this: |
|---|
| 1667 | * <pre> |
|---|
| 1668 | * rule(A) ::= B. { A = 1; } |
|---|
| 1669 | * </pre> |
|---|
| 1670 | * |
|---|
| 1671 | * The parser will translate to something like: |
|---|
| 1672 | * |
|---|
| 1673 | * <code> |
|---|
| 1674 | * function yy_r0(){$this->_retvalue = 1;} |
|---|
| 1675 | * </code> |
|---|
| 1676 | */ |
|---|
| 1677 | private $_retvalue; |
|---|
| 1678 | |
|---|
| 1679 | /** |
|---|
| 1680 | * Perform a reduce action and the shift that must immediately |
|---|
| 1681 | * follow the reduce. |
|---|
| 1682 | * |
|---|
| 1683 | * For a rule such as: |
|---|
| 1684 | * |
|---|
| 1685 | * <pre> |
|---|
| 1686 | * A ::= B blah C. { dosomething(); } |
|---|
| 1687 | * </pre> |
|---|
| 1688 | * |
|---|
| 1689 | * This function will first call the action, if any, ("dosomething();" in our |
|---|
| 1690 | * example), and then it will pop three states from the stack, |
|---|
| 1691 | * one for each entry on the right-hand side of the expression |
|---|
| 1692 | * (B, blah, and C in our example rule), and then push the result of the action |
|---|
| 1693 | * back on to the stack with the resulting state reduced to (as described in the .out |
|---|
| 1694 | * file) |
|---|
| 1695 | * @param int Number of the rule by which to reduce |
|---|
| 1696 | */ |
|---|
| 1697 | function yy_reduce($yyruleno) |
|---|
| 1698 | { |
|---|
| 1699 | //int $yygoto; /* The next state */ |
|---|
| 1700 | //int $yyact; /* The next action */ |
|---|
| 1701 | //mixed $yygotominor; /* The LHS of the rule reduced */ |
|---|
| 1702 | //PHP_LexerGenerator_ParseryyStackEntry $yymsp; /* The top of the parser's stack */ |
|---|
| 1703 | //int $yysize; /* Amount to pop the stack */ |
|---|
| 1704 | $yymsp = $this->yystack[$this->yyidx]; |
|---|
| 1705 | if (self::$yyTraceFILE && $yyruleno >= 0 |
|---|
| 1706 | && $yyruleno < count(self::$yyRuleName)) { |
|---|
| 1707 | fprintf(self::$yyTraceFILE, "%sReduce (%d) [%s].\n", |
|---|
| 1708 | self::$yyTracePrompt, $yyruleno, |
|---|
| 1709 | self::$yyRuleName[$yyruleno]); |
|---|
| 1710 | } |
|---|
| 1711 | |
|---|
| 1712 | $this->_retvalue = $yy_lefthand_side = null; |
|---|
| 1713 | if (array_key_exists($yyruleno, self::$yyReduceMap)) { |
|---|
| 1714 | // call the action |
|---|
| 1715 | $this->_retvalue = null; |
|---|
| 1716 | $this->{'yy_r' . self::$yyReduceMap[$yyruleno]}(); |
|---|
| 1717 | $yy_lefthand_side = $this->_retvalue; |
|---|
| 1718 | } |
|---|
| 1719 | $yygoto = self::$yyRuleInfo[$yyruleno]['lhs']; |
|---|
| 1720 | $yysize = self::$yyRuleInfo[$yyruleno]['rhs']; |
|---|
| 1721 | $this->yyidx -= $yysize; |
|---|
| 1722 | for($i = $yysize; $i; $i--) { |
|---|
| 1723 | // pop all of the right-hand side parameters |
|---|
| 1724 | array_pop($this->yystack); |
|---|
| 1725 | } |
|---|
| 1726 | $yyact = $this->yy_find_reduce_action($this->yystack[$this->yyidx]->stateno, $yygoto); |
|---|
| 1727 | if ($yyact < self::YYNSTATE) { |
|---|
| 1728 | /* If we are not debugging and the reduce action popped at least |
|---|
| 1729 | ** one element off the stack, then we can push the new element back |
|---|
| 1730 | ** onto the stack here, and skip the stack overflow test in yy_shift(). |
|---|
| 1731 | ** That gives a significant speed improvement. */ |
|---|
| 1732 | if (!self::$yyTraceFILE && $yysize) { |
|---|
| 1733 | $this->yyidx++; |
|---|
| 1734 | $x = new PHP_LexerGenerator_ParseryyStackEntry; |
|---|
| 1735 | $x->stateno = $yyact; |
|---|
| 1736 | $x->major = $yygoto; |
|---|
| 1737 | $x->minor = $yy_lefthand_side; |
|---|
| 1738 | $this->yystack[$this->yyidx] = $x; |
|---|
| 1739 | } else { |
|---|
| 1740 | $this->yy_shift($yyact, $yygoto, $yy_lefthand_side); |
|---|
| 1741 | } |
|---|
| 1742 | } elseif ($yyact == self::YYNSTATE + self::YYNRULE + 1) { |
|---|
| 1743 | $this->yy_accept(); |
|---|
| 1744 | } |
|---|
| 1745 | } |
|---|
| 1746 | |
|---|
| 1747 | /** |
|---|
| 1748 | * The following code executes when the parse fails |
|---|
| 1749 | * |
|---|
| 1750 | * Code from %parse_fail is inserted here |
|---|
| 1751 | */ |
|---|
| 1752 | function yy_parse_failed() |
|---|
| 1753 | { |
|---|
| 1754 | if (self::$yyTraceFILE) { |
|---|
| 1755 | fprintf(self::$yyTraceFILE, "%sFail!\n", self::$yyTracePrompt); |
|---|
| 1756 | } |
|---|
| 1757 | while ($this->yyidx >= 0) { |
|---|
| 1758 | $this->yy_pop_parser_stack(); |
|---|
| 1759 | } |
|---|
| 1760 | /* Here code is inserted which will be executed whenever the |
|---|
| 1761 | ** parser fails */ |
|---|
| 1762 | } |
|---|
| 1763 | |
|---|
| 1764 | /** |
|---|
| 1765 | * The following code executes when a syntax error first occurs. |
|---|
| 1766 | * |
|---|
| 1767 | * %syntax_error code is inserted here |
|---|
| 1768 | * @param int The major type of the error token |
|---|
| 1769 | * @param mixed The minor type of the error token |
|---|
| 1770 | */ |
|---|
| 1771 | function yy_syntax_error($yymajor, $TOKEN) |
|---|
| 1772 | { |
|---|
| 1773 | #line 66 "Parser.y" |
|---|
| 1774 | |
|---|
| 1775 | echo "Syntax Error on line " . $this->lex->line . ": token '" . |
|---|
| 1776 | $this->lex->value . "' while parsing rule:"; |
|---|
| 1777 | foreach ($this->yystack as $entry) { |
|---|
| 1778 | echo $this->tokenName($entry->major) . ' '; |
|---|
| 1779 | } |
|---|
| 1780 | foreach ($this->yy_get_expected_tokens($yymajor) as $token) { |
|---|
| 1781 | $expect[] = self::$yyTokenName[$token]; |
|---|
| 1782 | } |
|---|
| 1783 | throw new Exception('Unexpected ' . $this->tokenName($yymajor) . '(' . $TOKEN |
|---|
| 1784 | . '), expected one of: ' . implode(',', $expect)); |
|---|
| 1785 | #line 1792 "Parser.php" |
|---|
| 1786 | } |
|---|
| 1787 | |
|---|
| 1788 | /** |
|---|
| 1789 | * The following is executed when the parser accepts |
|---|
| 1790 | * |
|---|
| 1791 | * %parse_accept code is inserted here |
|---|
| 1792 | */ |
|---|
| 1793 | function yy_accept() |
|---|
| 1794 | { |
|---|
| 1795 | if (self::$yyTraceFILE) { |
|---|
| 1796 | fprintf(self::$yyTraceFILE, "%sAccept!\n", self::$yyTracePrompt); |
|---|
| 1797 | } |
|---|
| 1798 | while ($this->yyidx >= 0) { |
|---|
| 1799 | $stack = $this->yy_pop_parser_stack(); |
|---|
| 1800 | } |
|---|
| 1801 | /* Here code is inserted which will be executed whenever the |
|---|
| 1802 | ** parser accepts */ |
|---|
| 1803 | } |
|---|
| 1804 | |
|---|
| 1805 | /** |
|---|
| 1806 | * The main parser program. |
|---|
| 1807 | * |
|---|
| 1808 | * The first argument is the major token number. The second is |
|---|
| 1809 | * the token value string as scanned from the input. |
|---|
| 1810 | * |
|---|
| 1811 | * @param int the token number |
|---|
| 1812 | * @param mixed the token value |
|---|
| 1813 | * @param mixed any extra arguments that should be passed to handlers |
|---|
| 1814 | */ |
|---|
| 1815 | function doParse($yymajor, $yytokenvalue) |
|---|
| 1816 | { |
|---|
| 1817 | // $yyact; /* The parser action. */ |
|---|
| 1818 | // $yyendofinput; /* True if we are at the end of input */ |
|---|
| 1819 | $yyerrorhit = 0; /* True if yymajor has invoked an error */ |
|---|
| 1820 | |
|---|
| 1821 | /* (re)initialize the parser, if necessary */ |
|---|
| 1822 | if ($this->yyidx === null || $this->yyidx < 0) { |
|---|
| 1823 | /* if ($yymajor == 0) return; // not sure why this was here... */ |
|---|
| 1824 | $this->yyidx = 0; |
|---|
| 1825 | $this->yyerrcnt = -1; |
|---|
| 1826 | $x = new PHP_LexerGenerator_ParseryyStackEntry; |
|---|
| 1827 | $x->stateno = 0; |
|---|
| 1828 | $x->major = 0; |
|---|
| 1829 | $this->yystack = array(); |
|---|
| 1830 | array_push($this->yystack, $x); |
|---|
| 1831 | } |
|---|
| 1832 | $yyendofinput = ($yymajor==0); |
|---|
| 1833 | |
|---|
| 1834 | if (self::$yyTraceFILE) { |
|---|
| 1835 | fprintf(self::$yyTraceFILE, "%sInput %s\n", |
|---|
| 1836 | self::$yyTracePrompt, self::$yyTokenName[$yymajor]); |
|---|
| 1837 | } |
|---|
| 1838 | |
|---|
| 1839 | do { |
|---|
| 1840 | $yyact = $this->yy_find_shift_action($yymajor); |
|---|
| 1841 | if ($yymajor < self::YYERRORSYMBOL && |
|---|
| 1842 | !$this->yy_is_expected_token($yymajor)) { |
|---|
| 1843 | // force a syntax error |
|---|
| 1844 | $yyact = self::YY_ERROR_ACTION; |
|---|
| 1845 | } |
|---|
| 1846 | if ($yyact < self::YYNSTATE) { |
|---|
| 1847 | $this->yy_shift($yyact, $yymajor, $yytokenvalue); |
|---|
| 1848 | $this->yyerrcnt--; |
|---|
| 1849 | if ($yyendofinput && $this->yyidx >= 0) { |
|---|
| 1850 | $yymajor = 0; |
|---|
| 1851 | } else { |
|---|
| 1852 | $yymajor = self::YYNOCODE; |
|---|
| 1853 | } |
|---|
| 1854 | } elseif ($yyact < self::YYNSTATE + self::YYNRULE) { |
|---|
| 1855 | $this->yy_reduce($yyact - self::YYNSTATE); |
|---|
| 1856 | } elseif ($yyact == self::YY_ERROR_ACTION) { |
|---|
| 1857 | if (self::$yyTraceFILE) { |
|---|
| 1858 | fprintf(self::$yyTraceFILE, "%sSyntax Error!\n", |
|---|
| 1859 | self::$yyTracePrompt); |
|---|
| 1860 | } |
|---|
| 1861 | if (self::YYERRORSYMBOL) { |
|---|
| 1862 | /* A syntax error has occurred. |
|---|
| 1863 | ** The response to an error depends upon whether or not the |
|---|
| 1864 | ** grammar defines an error token "ERROR". |
|---|
| 1865 | ** |
|---|
| 1866 | ** This is what we do if the grammar does define ERROR: |
|---|
| 1867 | ** |
|---|
| 1868 | ** * Call the %syntax_error function. |
|---|
| 1869 | ** |
|---|
| 1870 | ** * Begin popping the stack until we enter a state where |
|---|
| 1871 | ** it is legal to shift the error symbol, then shift |
|---|
| 1872 | ** the error symbol. |
|---|
| 1873 | ** |
|---|
| 1874 | ** * Set the error count to three. |
|---|
| 1875 | ** |
|---|
| 1876 | ** * Begin accepting and shifting new tokens. No new error |
|---|
| 1877 | ** processing will occur until three tokens have been |
|---|
| 1878 | ** shifted successfully. |
|---|
| 1879 | ** |
|---|
| 1880 | */ |
|---|
| 1881 | if ($this->yyerrcnt < 0) { |
|---|
| 1882 | $this->yy_syntax_error($yymajor, $yytokenvalue); |
|---|
| 1883 | } |
|---|
| 1884 | $yymx = $this->yystack[$this->yyidx]->major; |
|---|
| 1885 | if ($yymx == self::YYERRORSYMBOL || $yyerrorhit ){ |
|---|
| 1886 | if (self::$yyTraceFILE) { |
|---|
| 1887 | fprintf(self::$yyTraceFILE, "%sDiscard input token %s\n", |
|---|
| 1888 | self::$yyTracePrompt, self::$yyTokenName[$yymajor]); |
|---|
| 1889 | } |
|---|
| 1890 | $this->yy_destructor($yymajor, $yytokenvalue); |
|---|
| 1891 | $yymajor = self::YYNOCODE; |
|---|
| 1892 | } else { |
|---|
| 1893 | while ($this->yyidx >= 0 && |
|---|
| 1894 | $yymx != self::YYERRORSYMBOL && |
|---|
| 1895 | ($yyact = $this->yy_find_shift_action(self::YYERRORSYMBOL)) >= self::YYNSTATE |
|---|
| 1896 | ){ |
|---|
| 1897 | $this->yy_pop_parser_stack(); |
|---|
| 1898 | } |
|---|
| 1899 | if ($this->yyidx < 0 || $yymajor==0) { |
|---|
| 1900 | $this->yy_destructor($yymajor, $yytokenvalue); |
|---|
| 1901 | $this->yy_parse_failed(); |
|---|
| 1902 | $yymajor = self::YYNOCODE; |
|---|
| 1903 | } elseif ($yymx != self::YYERRORSYMBOL) { |
|---|
| 1904 | $u2 = 0; |
|---|
| 1905 | $this->yy_shift($yyact, self::YYERRORSYMBOL, $u2); |
|---|
| 1906 | } |
|---|
| 1907 | } |
|---|
| 1908 | $this->yyerrcnt = 3; |
|---|
| 1909 | $yyerrorhit = 1; |
|---|
| 1910 | } else { |
|---|
| 1911 | /* YYERRORSYMBOL is not defined */ |
|---|
| 1912 | /* This is what we do if the grammar does not define ERROR: |
|---|
| 1913 | ** |
|---|
| 1914 | ** * Report an error message, and throw away the input token. |
|---|
| 1915 | ** |
|---|
| 1916 | ** * If the input token is $, then fail the parse. |
|---|
| 1917 | ** |
|---|
| 1918 | ** As before, subsequent error messages are suppressed until |
|---|
| 1919 | ** three input tokens have been successfully shifted. |
|---|
| 1920 | */ |
|---|
| 1921 | if ($this->yyerrcnt <= 0) { |
|---|
| 1922 | $this->yy_syntax_error($yymajor, $yytokenvalue); |
|---|
| 1923 | } |
|---|
| 1924 | $this->yyerrcnt = 3; |
|---|
| 1925 | $this->yy_destructor($yymajor, $yytokenvalue); |
|---|
| 1926 | if ($yyendofinput) { |
|---|
| 1927 | $this->yy_parse_failed(); |
|---|
| 1928 | } |
|---|
| 1929 | $yymajor = self::YYNOCODE; |
|---|
| 1930 | } |
|---|
| 1931 | } else { |
|---|
| 1932 | $this->yy_accept(); |
|---|
| 1933 | $yymajor = self::YYNOCODE; |
|---|
| 1934 | } |
|---|
| 1935 | } while ($yymajor != self::YYNOCODE && $this->yyidx >= 0); |
|---|
| 1936 | } |
|---|
| 1937 | } |
|---|