PHP_LexerGenerator
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PHP_LexerGenerator

Source for file Lexer.php

Documentation is available at Lexer.php

  1. <?php
    2. 

  2. require_once 'PHP/LexerGenerator/Regex/Parser.php';
    3. 

  3. class PHP_LexerGenerator_Regex_Lexer
    4. 

  4. {
    5. 

  5.     const MATCHSTART = PHP_LexerGenerator_Regex_Parser::MATCHSTART;
    6. 

  6.     const MATCHEND = PHP_LexerGenerator_Regex_Parser::MATCHEND;
    7. 

  7.     const CONTROLCHAR = PHP_LexerGenerator_Regex_Parser::CONTROLCHAR;
    8. 

  8.     const OPENCHARCLASS = PHP_LexerGenerator_Regex_Parser::OPENCHARCLASS;
    9. 

  9.     const FULLSTOP = PHP_LexerGenerator_Regex_Parser::FULLSTOP;
    10. 

  10.     const TEXT = PHP_LexerGenerator_Regex_Parser::TEXT;
    11. 

  11.     const BACKREFERENCE = PHP_LexerGenerator_Regex_Parser::BACKREFERENCE;
    12. 

  12.     const OPENASSERTION = PHP_LexerGenerator_Regex_Parser::OPENASSERTION;
    13. 

  13.     const COULDBEBACKREF = PHP_LexerGenerator_Regex_Parser::COULDBEBACKREF;
    14. 

  14.     const NEGATE = PHP_LexerGenerator_Regex_Parser::NEGATE;
    15. 

  15.     const HYPHEN = PHP_LexerGenerator_Regex_Parser::HYPHEN;
    16. 

  16.     const CLOSECHARCLASS = PHP_LexerGenerator_Regex_Parser::CLOSECHARCLASS;
    17. 

  17.     const BAR = PHP_LexerGenerator_Regex_Parser::BAR;
    18. 

  18.     const MULTIPLIER = PHP_LexerGenerator_Regex_Parser::MULTIPLIER;
    19. 

  19.     const INTERNALOPTIONS = PHP_LexerGenerator_Regex_Parser::INTERNALOPTIONS;
    20. 

  20.     const COLON = PHP_LexerGenerator_Regex_Parser::COLON;
    21. 

  21.     const OPENPAREN = PHP_LexerGenerator_Regex_Parser::OPENPAREN;
    22. 

  22.     const CLOSEPAREN = PHP_LexerGenerator_Regex_Parser::CLOSEPAREN;
    23. 

  23.     const PATTERNNAME = PHP_LexerGenerator_Regex_Parser::PATTERNNAME;
    24. 

  24.     const POSITIVELOOKBEHIND = PHP_LexerGenerator_Regex_Parser::POSITIVELOOKBEHIND;
    25. 

  25.     const NEGATIVELOOKBEHIND = PHP_LexerGenerator_Regex_Parser::NEGATIVELOOKBEHIND;
    26. 

  26.     const POSITIVELOOKAHEAD = PHP_LexerGenerator_Regex_Parser::POSITIVELOOKAHEAD;
    27. 

  27.     const NEGATIVELOOKAHEAD = PHP_LexerGenerator_Regex_Parser::NEGATIVELOOKAHEAD;
    28. 

  28.     const ONCEONLY = PHP_LexerGenerator_Regex_Parser::ONCEONLY;
    29. 

  29.     const COMMENT = PHP_LexerGenerator_Regex_Parser::COMMENT;
    30. 

  30.     const RECUR = PHP_LexerGenerator_Regex_Parser::RECUR;
    31. 

  31.     const ESCAPEDBACKSLASH = PHP_LexerGenerator_Regex_Parser::ESCAPEDBACKSLASH;
    32. 

  32.     private $input;
    33. 

  33.     private $N;
    34. 

  34.     public $token;
    35. 

  35.     public $value;
    36. 

  36.     public $line;
    37. 

  37.  
    38. 

  38.     function __construct($data)
    39. 

  39.     {
    40. 

  40.         $this->input = $data;
    41. 

  41.         $this->N = 0;
    42. 

  42.     }
    43. 

  43.  
    44. 

  44.     function reset($data, $line)
    45. 

  45.     {
    46. 

  46.         $this->input = $data;
    47. 

  47.         $this->N = 0;
    48. 

  48.         // passed in from parent parser
    49. 

  49.         $this->line = $line;
    50. 

  50.         $this->yybegin(self::INITIAL);
    51. 

  51.     }
    52. 

  52.  
    53. 

  53.  
    54. 

  54.     private $_yy_state = 1;
    55. 

  55.     private $_yy_stack = array();
    56. 

  56.  
    57. 

  57.     function yylex()
    58. 

  58.     {
    59. 

  59.         return $this->{'yylex' . $this->_yy_state}();
    60. 

  60.     }
    61. 

  61.  
    62. 

  62.     function yypushstate($state)
    63. 

  63.     {
    64. 

  64.         array_push($this->_yy_stack, $this->_yy_state);
    65. 

  65.         $this->_yy_state = $state;
    66. 

  66.     }
    67. 

  67.  
    68. 

  68.     function yypopstate()
    69. 

  69.     {
    70. 

  70.         $this->_yy_state = array_pop($this->_yy_stack);
    71. 

  71.     }
    72. 

  72.  
    73. 

  73.     function yybegin($state)
    74. 

  74.     {
    75. 

  75.         $this->_yy_state = $state;
    76. 

  76.     }
    77. 

  77.  
    78. 

  78.  
    79. 

  79.  
    80. 

  80.     function yylex1()
    81. 

  81.     {
    82. 

  82.         $tokenMap = array (
    83. 

  83.               1 => 0,
    84. 

  84.               2 => 0,
    85. 

  85.               3 => 0,
    86. 

  86.               4 => 0,
    87. 

  87.               5 => 0,
    88. 

  88.               6 => 0,
    89. 

  89.               7 => 0,
    90. 

  90.               8 => 0,
    91. 

  91.               9 => 0,
    92. 

  92.               10 => 0,
    93. 

  93.               11 => 0,
    94. 

  94.               12 => 0,
    95. 

  95.               13 => 0,
    96. 

  96.               14 => 0,
    97. 

  97.               15 => 0,
    98. 

  98.               16 => 0,
    99. 

  99.               17 => 0,
    100. 

  100.               18 => 0,
    101. 

  101.               19 => 0,
    102. 

  102.               20 => 0,
    103. 

  103.               21 => 0,
    104. 

  104.               22 => 0,
    105. 

  105.               23 => 0,
    106. 

  106.             );
    107. 

  107.         if ($this->N >= strlen($this->input)) {
    108. 

  108.             return false; // end of input
    109. 

  109.         }
    110. 

  110.         $yy_global_pattern = '/\G(\\\\\\\\)|\G([^[\\\\^$.|()?*+{}]+)|\G(\\\\[][{}*.^$|?()+])|\G(\\[)|\G(\\|)|\G(\\\\[frnt]|\\\\x[0-9a-fA-F][0-9a-fA-F]?|\\\\[0-7][0-7][0-7]|\\\\x\\{[0-9a-fA-F]+\\})|\G(\\\\[0-9][0-9])|\G(\\\\[abBGcedDsSwW0C]|\\\\c\\\\)|\G(\\^)|\G(\\\\A)|\G(\\))|\G(\\$)|\G(\\*\\?|\\+\\?|[*?+]|\\{[0-9]+\\}|\\{[0-9]+,\\}|\\{[0-9]+,[0-9]+\\})|\G(\\\\[zZ])|\G(\\(\\?)|\G(\\()|\G(\\.)|\G(\\\\[1-9])|\G(\\\\p\\{\\^?..?\\}|\\\\P\\{..?\\}|\\\\X)|\G(\\\\p\\{C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p\\{\\^C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p[CLMNPSZ])|\G(\\\\)/';
    111. 

  111.  
    112. 

  112.         do {
    113. 

  113.             if (preg_match($yy_global_pattern,$this->input, $yymatches, null, $this->N)) {
    114. 

  114.                 $yysubmatches = $yymatches;
    115. 

  115.                 $yymatches = array_filter($yymatches, 'strlen'); // remove empty sub-patterns
    116. 

  116.                 if (!count($yymatches)) {
    117. 

  117.                     throw new Exception('Error: lexing failed because a rule matched' .
    118. 

  118.                         ' an empty string.  Input "' . substr($this->input,
    119. 

  119.                         $this->N, 5) . '... state INITIAL');
    120. 

  120.                 }
    121. 

  121.                 next($yymatches); // skip global match
    122. 

  122.                 $this->token = key($yymatches); // token number
    123. 

  123.                 if ($tokenMap[$this->token]) {
    124. 

  124.                     // extract sub-patterns for passing to lex function
    125. 

  125.                     $yysubmatches = array_slice($yysubmatches, $this->token + 1,
    126. 

  126.                         $tokenMap[$this->token]);
    127. 

  127.                 } else {
    128. 

  128.                     $yysubmatches = array();
    129. 

  129.                 }
    130. 

  130.                 $this->value = current($yymatches); // token value
    131. 

  131.                 $r = $this->{'yy_r1_' . $this->token}($yysubmatches);
    132. 

  132.                 if ($r === null) {
    133. 

  133.                     $this->N += strlen($this->value);
    134. 

  134.                     $this->line += substr_count($this->value, "\n");
    135. 

  135.                     // accept this token
    136. 

  136.                     return true;
    137. 

  137.                 } elseif ($r === true) {
    138. 

  138.                     // we have changed state
    139. 

  139.                     // process this token in the new state
    140. 

  140.                     return $this->yylex();
    141. 

  141.                 } elseif ($r === false) {
    142. 

  142.                     $this->N += strlen($this->value);
    143. 

  143.                     $this->line += substr_count($this->value, "\n");
    144. 

  144.                     if ($this->N >= strlen($this->input)) {
    145. 

  145.                         return false; // end of input
    146. 

  146.                     }
    147. 

  147.                     // skip this token
    148. 

  148.                     continue;
    149. 

  149.                 } else {
    150. 

  150.                     $yy_yymore_patterns = array(
    151. 

  151.         1 => array(0, "\G([^[\\\\^$.|()?*+{}]+)|\G(\\\\[][{}*.^$|?()+])|\G(\\[)|\G(\\|)|\G(\\\\[frnt]|\\\\x[0-9a-fA-F][0-9a-fA-F]?|\\\\[0-7][0-7][0-7]|\\\\x\\{[0-9a-fA-F]+\\})|\G(\\\\[0-9][0-9])|\G(\\\\[abBGcedDsSwW0C]|\\\\c\\\\)|\G(\\^)|\G(\\\\A)|\G(\\))|\G(\\$)|\G(\\*\\?|\\+\\?|[*?+]|\\{[0-9]+\\}|\\{[0-9]+,\\}|\\{[0-9]+,[0-9]+\\})|\G(\\\\[zZ])|\G(\\(\\?)|\G(\\()|\G(\\.)|\G(\\\\[1-9])|\G(\\\\p\\{\\^?..?\\}|\\\\P\\{..?\\}|\\\\X)|\G(\\\\p\\{C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p\\{\\^C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p[CLMNPSZ])|\G(\\\\)"),
    152. 

  152.         2 => array(0, "\G(\\\\[][{}*.^$|?()+])|\G(\\[)|\G(\\|)|\G(\\\\[frnt]|\\\\x[0-9a-fA-F][0-9a-fA-F]?|\\\\[0-7][0-7][0-7]|\\\\x\\{[0-9a-fA-F]+\\})|\G(\\\\[0-9][0-9])|\G(\\\\[abBGcedDsSwW0C]|\\\\c\\\\)|\G(\\^)|\G(\\\\A)|\G(\\))|\G(\\$)|\G(\\*\\?|\\+\\?|[*?+]|\\{[0-9]+\\}|\\{[0-9]+,\\}|\\{[0-9]+,[0-9]+\\})|\G(\\\\[zZ])|\G(\\(\\?)|\G(\\()|\G(\\.)|\G(\\\\[1-9])|\G(\\\\p\\{\\^?..?\\}|\\\\P\\{..?\\}|\\\\X)|\G(\\\\p\\{C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p\\{\\^C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p[CLMNPSZ])|\G(\\\\)"),
    153. 

  153.         3 => array(0, "\G(\\[)|\G(\\|)|\G(\\\\[frnt]|\\\\x[0-9a-fA-F][0-9a-fA-F]?|\\\\[0-7][0-7][0-7]|\\\\x\\{[0-9a-fA-F]+\\})|\G(\\\\[0-9][0-9])|\G(\\\\[abBGcedDsSwW0C]|\\\\c\\\\)|\G(\\^)|\G(\\\\A)|\G(\\))|\G(\\$)|\G(\\*\\?|\\+\\?|[*?+]|\\{[0-9]+\\}|\\{[0-9]+,\\}|\\{[0-9]+,[0-9]+\\})|\G(\\\\[zZ])|\G(\\(\\?)|\G(\\()|\G(\\.)|\G(\\\\[1-9])|\G(\\\\p\\{\\^?..?\\}|\\\\P\\{..?\\}|\\\\X)|\G(\\\\p\\{C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p\\{\\^C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p[CLMNPSZ])|\G(\\\\)"),
    154. 

  154.         4 => array(0, "\G(\\|)|\G(\\\\[frnt]|\\\\x[0-9a-fA-F][0-9a-fA-F]?|\\\\[0-7][0-7][0-7]|\\\\x\\{[0-9a-fA-F]+\\})|\G(\\\\[0-9][0-9])|\G(\\\\[abBGcedDsSwW0C]|\\\\c\\\\)|\G(\\^)|\G(\\\\A)|\G(\\))|\G(\\$)|\G(\\*\\?|\\+\\?|[*?+]|\\{[0-9]+\\}|\\{[0-9]+,\\}|\\{[0-9]+,[0-9]+\\})|\G(\\\\[zZ])|\G(\\(\\?)|\G(\\()|\G(\\.)|\G(\\\\[1-9])|\G(\\\\p\\{\\^?..?\\}|\\\\P\\{..?\\}|\\\\X)|\G(\\\\p\\{C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p\\{\\^C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p[CLMNPSZ])|\G(\\\\)"),
    155. 

  155.         5 => array(0, "\G(\\\\[frnt]|\\\\x[0-9a-fA-F][0-9a-fA-F]?|\\\\[0-7][0-7][0-7]|\\\\x\\{[0-9a-fA-F]+\\})|\G(\\\\[0-9][0-9])|\G(\\\\[abBGcedDsSwW0C]|\\\\c\\\\)|\G(\\^)|\G(\\\\A)|\G(\\))|\G(\\$)|\G(\\*\\?|\\+\\?|[*?+]|\\{[0-9]+\\}|\\{[0-9]+,\\}|\\{[0-9]+,[0-9]+\\})|\G(\\\\[zZ])|\G(\\(\\?)|\G(\\()|\G(\\.)|\G(\\\\[1-9])|\G(\\\\p\\{\\^?..?\\}|\\\\P\\{..?\\}|\\\\X)|\G(\\\\p\\{C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p\\{\\^C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p[CLMNPSZ])|\G(\\\\)"),
    156. 

  156.         6 => array(0, "\G(\\\\[0-9][0-9])|\G(\\\\[abBGcedDsSwW0C]|\\\\c\\\\)|\G(\\^)|\G(\\\\A)|\G(\\))|\G(\\$)|\G(\\*\\?|\\+\\?|[*?+]|\\{[0-9]+\\}|\\{[0-9]+,\\}|\\{[0-9]+,[0-9]+\\})|\G(\\\\[zZ])|\G(\\(\\?)|\G(\\()|\G(\\.)|\G(\\\\[1-9])|\G(\\\\p\\{\\^?..?\\}|\\\\P\\{..?\\}|\\\\X)|\G(\\\\p\\{C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p\\{\\^C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p[CLMNPSZ])|\G(\\\\)"),
    157. 

  157.         7 => array(0, "\G(\\\\[abBGcedDsSwW0C]|\\\\c\\\\)|\G(\\^)|\G(\\\\A)|\G(\\))|\G(\\$)|\G(\\*\\?|\\+\\?|[*?+]|\\{[0-9]+\\}|\\{[0-9]+,\\}|\\{[0-9]+,[0-9]+\\})|\G(\\\\[zZ])|\G(\\(\\?)|\G(\\()|\G(\\.)|\G(\\\\[1-9])|\G(\\\\p\\{\\^?..?\\}|\\\\P\\{..?\\}|\\\\X)|\G(\\\\p\\{C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p\\{\\^C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p[CLMNPSZ])|\G(\\\\)"),
    158. 

  158.         8 => array(0, "\G(\\^)|\G(\\\\A)|\G(\\))|\G(\\$)|\G(\\*\\?|\\+\\?|[*?+]|\\{[0-9]+\\}|\\{[0-9]+,\\}|\\{[0-9]+,[0-9]+\\})|\G(\\\\[zZ])|\G(\\(\\?)|\G(\\()|\G(\\.)|\G(\\\\[1-9])|\G(\\\\p\\{\\^?..?\\}|\\\\P\\{..?\\}|\\\\X)|\G(\\\\p\\{C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p\\{\\^C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p[CLMNPSZ])|\G(\\\\)"),
    159. 

  159.         9 => array(0, "\G(\\\\A)|\G(\\))|\G(\\$)|\G(\\*\\?|\\+\\?|[*?+]|\\{[0-9]+\\}|\\{[0-9]+,\\}|\\{[0-9]+,[0-9]+\\})|\G(\\\\[zZ])|\G(\\(\\?)|\G(\\()|\G(\\.)|\G(\\\\[1-9])|\G(\\\\p\\{\\^?..?\\}|\\\\P\\{..?\\}|\\\\X)|\G(\\\\p\\{C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p\\{\\^C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p[CLMNPSZ])|\G(\\\\)"),
    160. 

  160.         10 => array(0, "\G(\\))|\G(\\$)|\G(\\*\\?|\\+\\?|[*?+]|\\{[0-9]+\\}|\\{[0-9]+,\\}|\\{[0-9]+,[0-9]+\\})|\G(\\\\[zZ])|\G(\\(\\?)|\G(\\()|\G(\\.)|\G(\\\\[1-9])|\G(\\\\p\\{\\^?..?\\}|\\\\P\\{..?\\}|\\\\X)|\G(\\\\p\\{C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p\\{\\^C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p[CLMNPSZ])|\G(\\\\)"),
    161. 

  161.         11 => array(0, "\G(\\$)|\G(\\*\\?|\\+\\?|[*?+]|\\{[0-9]+\\}|\\{[0-9]+,\\}|\\{[0-9]+,[0-9]+\\})|\G(\\\\[zZ])|\G(\\(\\?)|\G(\\()|\G(\\.)|\G(\\\\[1-9])|\G(\\\\p\\{\\^?..?\\}|\\\\P\\{..?\\}|\\\\X)|\G(\\\\p\\{C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p\\{\\^C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p[CLMNPSZ])|\G(\\\\)"),
    162. 

  162.         12 => array(0, "\G(\\*\\?|\\+\\?|[*?+]|\\{[0-9]+\\}|\\{[0-9]+,\\}|\\{[0-9]+,[0-9]+\\})|\G(\\\\[zZ])|\G(\\(\\?)|\G(\\()|\G(\\.)|\G(\\\\[1-9])|\G(\\\\p\\{\\^?..?\\}|\\\\P\\{..?\\}|\\\\X)|\G(\\\\p\\{C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p\\{\\^C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p[CLMNPSZ])|\G(\\\\)"),
    163. 

  163.         13 => array(0, "\G(\\\\[zZ])|\G(\\(\\?)|\G(\\()|\G(\\.)|\G(\\\\[1-9])|\G(\\\\p\\{\\^?..?\\}|\\\\P\\{..?\\}|\\\\X)|\G(\\\\p\\{C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p\\{\\^C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p[CLMNPSZ])|\G(\\\\)"),
    164. 

  164.         14 => array(0, "\G(\\(\\?)|\G(\\()|\G(\\.)|\G(\\\\[1-9])|\G(\\\\p\\{\\^?..?\\}|\\\\P\\{..?\\}|\\\\X)|\G(\\\\p\\{C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p\\{\\^C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p[CLMNPSZ])|\G(\\\\)"),
    165. 

  165.         15 => array(0, "\G(\\()|\G(\\.)|\G(\\\\[1-9])|\G(\\\\p\\{\\^?..?\\}|\\\\P\\{..?\\}|\\\\X)|\G(\\\\p\\{C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p\\{\\^C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p[CLMNPSZ])|\G(\\\\)"),
    166. 

  166.         16 => array(0, "\G(\\.)|\G(\\\\[1-9])|\G(\\\\p\\{\\^?..?\\}|\\\\P\\{..?\\}|\\\\X)|\G(\\\\p\\{C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p\\{\\^C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p[CLMNPSZ])|\G(\\\\)"),
    167. 

  167.         17 => array(0, "\G(\\\\[1-9])|\G(\\\\p\\{\\^?..?\\}|\\\\P\\{..?\\}|\\\\X)|\G(\\\\p\\{C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p\\{\\^C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p[CLMNPSZ])|\G(\\\\)"),
    168. 

  168.         18 => array(0, "\G(\\\\p\\{\\^?..?\\}|\\\\P\\{..?\\}|\\\\X)|\G(\\\\p\\{C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p\\{\\^C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p[CLMNPSZ])|\G(\\\\)"),
    169. 

  169.         19 => array(0, "\G(\\\\p\\{C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p\\{\\^C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p[CLMNPSZ])|\G(\\\\)"),
    170. 

  170.         20 => array(0, "\G(\\\\p\\{\\^C[cfnos]?|L[lmotu]?|M[cen]?|N[dlo]?|P[cdefios]?|S[ckmo]?|Z[lps]?\\})|\G(\\\\p[CLMNPSZ])|\G(\\\\)"),
    171. 

  171.         21 => array(0, "\G(\\\\p[CLMNPSZ])|\G(\\\\)"),
    172. 

  172.         22 => array(0, "\G(\\\\)"),
    173. 

  173.         23 => array(0, ""),
    174. 

  174.     );
    175. 

  175.  
    176. 

  176.                     // yymore is needed
    177. 

  177.                     do {
    178. 

  178.                         if (!strlen($yy_yymore_patterns[$this->token][1])) {
    179. 

  179.                             throw new Exception('cannot do yymore for the last token');
    180. 

  180.                         }
    181. 

  181.                         $yysubmatches = array();
    182. 

  182.                         if (preg_match('/' . $yy_yymore_patterns[$this->token][1] . '/',
    183. 

  183.                               $this->input, $yymatches, null, $this->N)) {
    184. 

  184.                             $yysubmatches = $yymatches;
    185. 

  185.                             $yymatches = array_filter($yymatches, 'strlen'); // remove empty sub-patterns
    186. 

  186.                             next($yymatches); // skip global match
    187. 

  187.                             $this->token += key($yymatches) + $yy_yymore_patterns[$this->token][0]; // token number
    188. 

  188.                             $this->value = current($yymatches); // token value
    189. 

  189.                             $this->line = substr_count($this->value, "\n");
    190. 

  190.                             if ($tokenMap[$this->token]) {
    191. 

  191.                                 // extract sub-patterns for passing to lex function
    192. 

  192.                                 $yysubmatches = array_slice($yysubmatches, $this->token + 1,
    193. 

  193.                                     $tokenMap[$this->token]);
    194. 

  194.                             } else {
    195. 

  195.                                 $yysubmatches = array();
    196. 

  196.                             }
    197. 

  197.                         }
    198. 

  198.                         $r = $this->{'yy_r1_' . $this->token}($yysubmatches);
    199. 

  199.                     } while ($r !== null && !is_bool($r));
    200. 

  200.                     if ($r === true) {
    201. 

  201.                         // we have changed state
    202. 

  202.                         // process this token in the new state
    203. 

  203.                         return $this->yylex();
    204. 

  204.                     } elseif ($r === false) {
    205. 

  205.                         $this->N += strlen($this->value);
    206. 

  206.                         $this->line += substr_count($this->value, "\n");
    207. 

  207.                         if ($this->N >= strlen($this->input)) {
    208. 

  208.                             return false; // end of input
    209. 

  209.                         }
    210. 

  210.                         // skip this token
    211. 

  211.                         continue;
    212. 

  212.                     } else {
    213. 

  213.                         // accept
    214. 

  214.                         $this->N += strlen($this->value);
    215. 

  215.                         $this->line += substr_count($this->value, "\n");
    216. 

  216.                         return true;
    217. 

  217.                     }
    218. 

  218.                 }
    219. 

  219.             } else {
    220. 

  220.                 throw new Exception('Unexpected input at line' . $this->line .
    221. 

  221.                     ': ' . $this->input[$this->N]);
    222. 

  222.             }
    223. 

  223.             break;
    224. 

  224.         } while (true);
    225. 

  225.  
    226. 

  226.     } // end function
    227. 

  227.  
    228. 

  228.  
    229. 

  229.     const INITIAL = 1;
    230. 

  230.     function yy_r1_1($yy_subpatterns)
    231. 

  231.     {
    232. 

  232.  
    233. 

  233.     $this->token = self::ESCAPEDBACKSLASH;
    234. 

  234.     }
    235. 

  235.     function yy_r1_2($yy_subpatterns)
    236. 

  236.     {
    237. 

  237.  
    238. 

  238.     $this->token = self::TEXT;
    239. 

  239.     }
    240. 

  240.     function yy_r1_3($yy_subpatterns)
    241. 

  241.     {
    242. 

  242.  
    243. 

  243.     $this->token = self::CONTROLCHAR;
    244. 

  244.     }
    245. 

  245.     function yy_r1_4($yy_subpatterns)
    246. 

  246.     {
    247. 

  247.  
    248. 

  248.     $this->token = self::OPENCHARCLASS;
    249. 

  249.     $this->yybegin(self::CHARACTERCLASSSTART);
    250. 

  250.     }
    251. 

  251.     function yy_r1_5($yy_subpatterns)
    252. 

  252.     {
    253. 

  253.  
    254. 

  254.     $this->token = self::BAR;
    255. 

  255.     }
    256. 

  256.     function yy_r1_6($yy_subpatterns)
    257. 

  257.     {
    258. 

  258.  
    259. 

  259.     $this->token = self::TEXT;
    260. 

  260.     }
    261. 

  261.     function yy_r1_7($yy_subpatterns)
    262. 

  262.     {
    263. 

  263.  
    264. 

  264.     $this->token = self::COULDBEBACKREF;
    265. 

  265.     }
    266. 

  266.     function yy_r1_8($yy_subpatterns)
    267. 

  267.     {
    268. 

  268.  
    269. 

  269.     $this->token = self::CONTROLCHAR;
    270. 

  270.     }
    271. 

  271.     function yy_r1_9($yy_subpatterns)
    272. 

  272.     {
    273. 

  273.  
    274. 

  274.     $this->token = self::MATCHSTART;
    275. 

  275.     }
    276. 

  276.     function yy_r1_10($yy_subpatterns)
    277. 

  277.     {
    278. 

  278.  
    279. 

  279.     $this->token = self::MATCHSTART;
    280. 

  280.     }
    281. 

  281.     function yy_r1_11($yy_subpatterns)
    282. 

  282.     {
    283. 

  283.  
    284. 

  284.     $this->token = self::CLOSEPAREN;
    285. 

  285.     $this->yybegin(self::INITIAL);
    286. 

  286.     }
    287. 

  287.     function yy_r1_12($yy_subpatterns)
    288. 

  288.     {
    289. 

  289.  
    290. 

  290.     $this->token = self::MATCHEND;
    291. 

  291.     }
    292. 

  292.     function yy_r1_13($yy_subpatterns)
    293. 

  293.     {
    294. 

  294.  
    295. 

  295.     $this->token = self::MULTIPLIER;
    296. 

  296.     }
    297. 

  297.     function yy_r1_14($yy_subpatterns)
    298. 

  298.     {
    299. 

  299.  
    300. 

  300.     $this->token = self::MATCHEND;
    301. 

  301.     }
    302. 

  302.     function yy_r1_15($yy_subpatterns)
    303. 

  303.     {
    304. 

  304.  
    305. 

  305.     $this->token = self::OPENASSERTION;
    306. 

  306.     $this->yybegin(self::ASSERTION);
    307. 

  307.     }
    308. 

  308.     function yy_r1_16($yy_subpatterns)
    309. 

  309.     {
    310. 

  310.  
    311. 

  311.     $this->token = self::OPENPAREN;
    312. 

  312.     }
    313. 

  313.     function yy_r1_17($yy_subpatterns)
    314. 

  314.     {
    315. 

  315.  
    316. 

  316.     $this->token = self::FULLSTOP;
    317. 

  317.     }
    318. 

  318.     function yy_r1_18($yy_subpatterns)
    319. 

  319.     {
    320. 

  320.  
    321. 

  321.     $this->token = self::BACKREFERENCE;
    322. 

  322.     }
    323. 

  323.     function yy_r1_19($yy_subpatterns)
    324. 

  324.     {
    325. 

  325.  
    326. 

  326.     $this->token = self::CONTROLCHAR;
    327. 

  327.     }
    328. 

  328.     function yy_r1_20($yy_subpatterns)
    329. 

  329.     {
    330. 

  330.  
    331. 

  331.     $this->token = self::CONTROLCHAR;
    332. 

  332.     }
    333. 

  333.     function yy_r1_21($yy_subpatterns)
    334. 

  334.     {
    335. 

  335.  
    336. 

  336.     $this->token = self::CONTROLCHAR;
    337. 

  337.     }
    338. 

  338.     function yy_r1_22($yy_subpatterns)
    339. 

  339.     {
    340. 

  340.  
    341. 

  341.     $this->token = self::CONTROLCHAR;
    342. 

  342.     }
    343. 

  343.     function yy_r1_23($yy_subpatterns)
    344. 

  344.     {
    345. 

  345.  
    346. 

  346.     return false;
    347. 

  347.     }
    348. 

  348.  
    349. 

  349.  
    350. 

  350.     function yylex2()
    351. 

  351.     {
    352. 

  352.         $tokenMap = array (
    353. 

  353.               1 => 0,
    354. 

  354.               2 => 0,
    355. 

  355.               3 => 0,
    356. 

  356.             );
    357. 

  357.         if ($this->N >= strlen($this->input)) {
    358. 

  358.             return false; // end of input
    359. 

  359.         }
    360. 

  360.         $yy_global_pattern = '/\G(\\^)|\G(\\])|\G(.)/';
    361. 

  361.  
    362. 

  362.         do {
    363. 

  363.             if (preg_match($yy_global_pattern,$this->input, $yymatches, null, $this->N)) {
    364. 

  364.                 $yysubmatches = $yymatches;
    365. 

  365.                 $yymatches = array_filter($yymatches, 'strlen'); // remove empty sub-patterns
    366. 

  366.                 if (!count($yymatches)) {
    367. 

  367.                     throw new Exception('Error: lexing failed because a rule matched' .
    368. 

  368.                         ' an empty string.  Input "' . substr($this->input,
    369. 

  369.                         $this->N, 5) . '... state CHARACTERCLASSSTART');
    370. 

  370.                 }
    371. 

  371.                 next($yymatches); // skip global match
    372. 

  372.                 $this->token = key($yymatches); // token number
    373. 

  373.                 if ($tokenMap[$this->token]) {
    374. 

  374.                     // extract sub-patterns for passing to lex function
    375. 

  375.                     $yysubmatches = array_slice($yysubmatches, $this->token + 1,
    376. 

  376.                         $tokenMap[$this->token]);
    377. 

  377.                 } else {
    378. 

  378.                     $yysubmatches = array();
    379. 

  379.                 }
    380. 

  380.                 $this->value = current($yymatches); // token value
    381. 

  381.                 $r = $this->{'yy_r2_' . $this->token}($yysubmatches);
    382. 

  382.                 if ($r === null) {
    383. 

  383.                     $this->N += strlen($this->value);
    384. 

  384.                     $this->line += substr_count($this->value, "\n");
    385. 

  385.                     // accept this token
    386. 

  386.                     return true;
    387. 

  387.                 } elseif ($r === true) {
    388. 

  388.                     // we have changed state
    389. 

  389.                     // process this token in the new state
    390. 

  390.                     return $this->yylex();
    391. 

  391.                 } elseif ($r === false) {
    392. 

  392.                     $this->N += strlen($this->value);
    393. 

  393.                     $this->line += substr_count($this->value, "\n");
    394. 

  394.                     if ($this->N >= strlen($this->input)) {
    395. 

  395.                         return false; // end of input
    396. 

  396.                     }
    397. 

  397.                     // skip this token
    398. 

  398.                     continue;
    399. 

  399.                 } else {
    400. 

  400.                     $yy_yymore_patterns = array(
    401. 

  401.         1 => array(0, "\G(\\])|\G(.)"),
    402. 

  402.         2 => array(0, "\G(.)"),
    403. 

  403.         3 => array(0, ""),
    404. 

  404.     );
    405. 

  405.  
    406. 

  406.                     // yymore is needed
    407. 

  407.                     do {
    408. 

  408.                         if (!strlen($yy_yymore_patterns[$this->token][1])) {
    409. 

  409.                             throw new Exception('cannot do yymore for the last token');
    410. 

  410.                         }
    411. 

  411.                         $yysubmatches = array();
    412. 

  412.                         if (preg_match('/' . $yy_yymore_patterns[$this->token][1] . '/',
    413. 

  413.                               $this->input, $yymatches, null, $this->N)) {
    414. 

  414.                             $yysubmatches = $yymatches;
    415. 

  415.                             $yymatches = array_filter($yymatches, 'strlen'); // remove empty sub-patterns
    416. 

  416.                             next($yymatches); // skip global match
    417. 

  417.                             $this->token += key($yymatches) + $yy_yymore_patterns[$this->token][0]; // token number
    418. 

  418.                             $this->value = current($yymatches); // token value
    419. 

  419.                             $this->line = substr_count($this->value, "\n");
    420. 

  420.                             if ($tokenMap[$this->token]) {
    421. 

  421.                                 // extract sub-patterns for passing to lex function
    422. 

  422.                                 $yysubmatches = array_slice($yysubmatches, $this->token + 1,
    423. 

  423.                                     $tokenMap[$this->token]);
    424. 

  424.                             } else {
    425. 

  425.                                 $yysubmatches = array();
    426. 

  426.                             }
    427. 

  427.                         }
    428. 

  428.                         $r = $this->{'yy_r2_' . $this->token}($yysubmatches);
    429. 

  429.                     } while ($r !== null && !is_bool($r));
    430. 

  430.                     if ($r === true) {
    431. 

  431.                         // we have changed state
    432. 

  432.                         // process this token in the new state
    433. 

  433.                         return $this->yylex();
    434. 

  434.                     } elseif ($r === false) {
    435. 

  435.                         $this->N += strlen($this->value);
    436. 

  436.                         $this->line += substr_count($this->value, "\n");
    437. 

  437.                         if ($this->N >= strlen($this->input)) {
    438. 

  438.                             return false; // end of input
    439. 

  439.                         }
    440. 

  440.                         // skip this token
    441. 

  441.                         continue;
    442. 

  442.                     } else {
    443. 

  443.                         // accept
    444. 

  444.                         $this->N += strlen($this->value);
    445. 

  445.                         $this->line += substr_count($this->value, "\n");
    446. 

  446.                         return true;
    447. 

  447.                     }
    448. 

  448.                 }
    449. 

  449.             } else {
    450. 

  450.                 throw new Exception('Unexpected input at line' . $this->line .
    451. 

  451.                     ': ' . $this->input[$this->N]);
    452. 

  452.             }
    453. 

  453.             break;
    454. 

  454.         } while (true);
    455. 

  455.  
    456. 

  456.     } // end function
    457. 

  457.  
    458. 

  458.  
    459. 

  459.     const CHARACTERCLASSSTART = 2;
    460. 

  460.     function yy_r2_1($yy_subpatterns)
    461. 

  461.     {
    462. 

  462.  
    463. 

  463.     $this->token = self::NEGATE;
    464. 

  464.     }
    465. 

  465.     function yy_r2_2($yy_subpatterns)
    466. 

  466.     {
    467. 

  467.  
    468. 

  468.     $this->yybegin(self::CHARACTERCLASS);
    469. 

  469.     $this->token = self::TEXT;
    470. 

  470.     }
    471. 

  471.     function yy_r2_3($yy_subpatterns)
    472. 

  472.     {
    473. 

  473.  
    474. 

  474.     $this->yybegin(self::CHARACTERCLASS);
    475. 

  475.     return true;
    476. 

  476.     }
    477. 

  477.  
    478. 

  478.  
    479. 

  479.     function yylex3()
    480. 

  480.     {
    481. 

  481.         $tokenMap = array (
    482. 

  482.               1 => 0,
    483. 

  483.               2 => 0,
    484. 

  484.               3 => 0,
    485. 

  485.               4 => 0,
    486. 

  486.               5 => 0,
    487. 

  487.               6 => 0,
    488. 

  488.               7 => 0,
    489. 

  489.               8 => 0,
    490. 

  490.               9 => 0,
    491. 

  491.               10 => 0,
    492. 

  492.               11 => 0,
    493. 

  493.             );
    494. 

  494.         if ($this->N >= strlen($this->input)) {
    495. 

  495.             return false; // end of input
    496. 

  496.         }
    497. 

  497.         $yy_global_pattern = '/\G(\\\\\\\\)|\G(\\])|\G(\\\\[frnt]|\\\\x[0-9a-fA-F][0-9a-fA-F]?|\\\\[0-7][0-7][0-7]|\\\\x\\{[0-9a-fA-F]+\\})|\G(\\\\[bacedDsSwW0C]|\\\\c\\\\|\\\\x\\{[0-9a-fA-F]+\\}|\\\\[0-7][0-7][0-7]|\\\\x[0-9a-fA-F][0-9a-fA-F]?)|\G(\\\\[0-9][0-9])|\G(\\\\[1-9])|\G(\\\\[]\.\-\^])|\G(-(?!]))|\G([^\-\\\\])|\G(\\\\)|\G(.)/';
    498. 

  498.  
    499. 

  499.         do {
    500. 

  500.             if (preg_match($yy_global_pattern,$this->input, $yymatches, null, $this->N)) {
    501. 

  501.                 $yysubmatches = $yymatches;
    502. 

  502.                 $yymatches = array_filter($yymatches, 'strlen'); // remove empty sub-patterns
    503. 

  503.                 if (!count($yymatches)) {
    504. 

  504.                     throw new Exception('Error: lexing failed because a rule matched' .
    505. 

  505.                         ' an empty string.  Input "' . substr($this->input,
    506. 

  506.                         $this->N, 5) . '... state CHARACTERCLASS');
    507. 

  507.                 }
    508. 

  508.                 next($yymatches); // skip global match
    509. 

  509.                 $this->token = key($yymatches); // token number
    510. 

  510.                 if ($tokenMap[$this->token]) {
    511. 

  511.                     // extract sub-patterns for passing to lex function
    512. 

  512.                     $yysubmatches = array_slice($yysubmatches, $this->token + 1,
    513. 

  513.                         $tokenMap[$this->token]);
    514. 

  514.                 } else {
    515. 

  515.                     $yysubmatches = array();
    516. 

  516.                 }
    517. 

  517.                 $this->value = current($yymatches); // token value
    518. 

  518.                 $r = $this->{'yy_r3_' . $this->token}($yysubmatches);
    519. 

  519.                 if ($r === null) {
    520. 

  520.                     $this->N += strlen($this->value);
    521. 

  521.                     $this->line += substr_count($this->value, "\n");
    522. 

  522.                     // accept this token
    523. 

  523.                     return true;
    524. 

  524.                 } elseif ($r === true) {
    525. 

  525.                     // we have changed state
    526. 

  526.                     // process this token in the new state
    527. 

  527.                     return $this->yylex();
    528. 

  528.                 } elseif ($r === false) {
    529. 

  529.                     $this->N += strlen($this->value);
    530. 

  530.                     $this->line += substr_count($this->value, "\n");
    531. 

  531.                     if ($this->N >= strlen($this->input)) {
    532. 

  532.                         return false; // end of input
    533. 

  533.                     }
    534. 

  534.                     // skip this token
    535. 

  535.                     continue;
    536. 

  536.                 } else {
    537. 

  537.                     $yy_yymore_patterns = array(
    538. 

  538.         1 => array(0, "\G(\\])|\G(\\\\[frnt]|\\\\x[0-9a-fA-F][0-9a-fA-F]?|\\\\[0-7][0-7][0-7]|\\\\x\\{[0-9a-fA-F]+\\})|\G(\\\\[bacedDsSwW0C]|\\\\c\\\\|\\\\x\\{[0-9a-fA-F]+\\}|\\\\[0-7][0-7][0-7]|\\\\x[0-9a-fA-F][0-9a-fA-F]?)|\G(\\\\[0-9][0-9])|\G(\\\\[1-9])|\G(\\\\[]\.\-\^])|\G(-(?!]))|\G([^\-\\\\])|\G(\\\\)|\G(.)"),
    539. 

  539.         2 => array(0, "\G(\\\\[frnt]|\\\\x[0-9a-fA-F][0-9a-fA-F]?|\\\\[0-7][0-7][0-7]|\\\\x\\{[0-9a-fA-F]+\\})|\G(\\\\[bacedDsSwW0C]|\\\\c\\\\|\\\\x\\{[0-9a-fA-F]+\\}|\\\\[0-7][0-7][0-7]|\\\\x[0-9a-fA-F][0-9a-fA-F]?)|\G(\\\\[0-9][0-9])|\G(\\\\[1-9])|\G(\\\\[]\.\-\^])|\G(-(?!]))|\G([^\-\\\\])|\G(\\\\)|\G(.)"),
    540. 

  540.         3 => array(0, "\G(\\\\[bacedDsSwW0C]|\\\\c\\\\|\\\\x\\{[0-9a-fA-F]+\\}|\\\\[0-7][0-7][0-7]|\\\\x[0-9a-fA-F][0-9a-fA-F]?)|\G(\\\\[0-9][0-9])|\G(\\\\[1-9])|\G(\\\\[]\.\-\^])|\G(-(?!]))|\G([^\-\\\\])|\G(\\\\)|\G(.)"),
    541. 

  541.         4 => array(0, "\G(\\\\[0-9][0-9])|\G(\\\\[1-9])|\G(\\\\[]\.\-\^])|\G(-(?!]))|\G([^\-\\\\])|\G(\\\\)|\G(.)"),
    542. 

  542.         5 => array(0, "\G(\\\\[1-9])|\G(\\\\[]\.\-\^])|\G(-(?!]))|\G([^\-\\\\])|\G(\\\\)|\G(.)"),
    543. 

  543.         6 => array(0, "\G(\\\\[]\.\-\^])|\G(-(?!]))|\G([^\-\\\\])|\G(\\\\)|\G(.)"),
    544. 

  544.         7 => array(0, "\G(-(?!]))|\G([^\-\\\\])|\G(\\\\)|\G(.)"),
    545. 

  545.         8 => array(0, "\G([^\-\\\\])|\G(\\\\)|\G(.)"),
    546. 

  546.         9 => array(0, "\G(\\\\)|\G(.)"),
    547. 

  547.         10 => array(0, "\G(.)"),
    548. 

  548.         11 => array(0, ""),
    549. 

  549.     );
    550. 

  550.  
    551. 

  551.                     // yymore is needed
    552. 

  552.                     do {
    553. 

  553.                         if (!strlen($yy_yymore_patterns[$this->token][1])) {
    554. 

  554.                             throw new Exception('cannot do yymore for the last token');
    555. 

  555.                         }
    556. 

  556.                         $yysubmatches = array();
    557. 

  557.                         if (preg_match('/' . $yy_yymore_patterns[$this->token][1] . '/',
    558. 

  558.                               $this->input, $yymatches, null, $this->N)) {
    559. 

  559.                             $yysubmatches = $yymatches;
    560. 

  560.                             $yymatches = array_filter($yymatches, 'strlen'); // remove empty sub-patterns
    561. 

  561.                             next($yymatches); // skip global match
    562. 

  562.                             $this->token += key($yymatches) + $yy_yymore_patterns[$this->token][0]; // token number
    563. 

  563.                             $this->value = current($yymatches); // token value
    564. 

  564.                             $this->line = substr_count($this->value, "\n");
    565. 

  565.                             if ($tokenMap[$this->token]) {
    566. 

  566.                                 // extract sub-patterns for passing to lex function
    567. 

  567.                                 $yysubmatches = array_slice($yysubmatches, $this->token + 1,
    568. 

  568.                                     $tokenMap[$this->token]);
    569. 

  569.                             } else {
    570. 

  570.                                 $yysubmatches = array();
    571. 

  571.                             }
    572. 

  572.                         }
    573. 

  573.                         $r = $this->{'yy_r3_' . $this->token}($yysubmatches);
    574. 

  574.                     } while ($r !== null && !is_bool($r));
    575. 

  575.                     if ($r === true) {
    576. 

  576.                         // we have changed state
    577. 

  577.                         // process this token in the new state
    578. 

  578.                         return $this->yylex();
    579. 

  579.                     } elseif ($r === false) {
    580. 

  580.                         $this->N += strlen($this->value);
    581. 

  581.                         $this->line += substr_count($this->value, "\n");
    582. 

  582.                         if ($this->N >= strlen($this->input)) {
    583. 

  583.                             return false; // end of input
    584. 

  584.                         }
    585. 

  585.                         // skip this token
    586. 

  586.                         continue;
    587. 

  587.                     } else {
    588. 

  588.                         // accept
    589. 

  589.                         $this->N += strlen($this->value);
    590. 

  590.                         $this->line += substr_count($this->value, "\n");
    591. 

  591.                         return true;
    592. 

  592.                     }
    593. 

  593.                 }
    594. 

  594.             } else {
    595. 

  595.                 throw new Exception('Unexpected input at line' . $this->line .
    596. 

  596.                     ': ' . $this->input[$this->N]);
    597. 

  597.             }
    598. 

  598.             break;
    599. 

  599.         } while (true);
    600. 

  600.  
    601. 

  601.     } // end function
    602. 

  602.  
    603. 

  603.  
    604. 

  604.     const CHARACTERCLASS = 3;
    605. 

  605.     function yy_r3_1($yy_subpatterns)
    606. 

  606.     {
    607. 

  607.  
    608. 

  608.     $this->token = self::ESCAPEDBACKSLASH;
    609. 

  609.     }
    610. 

  610.     function yy_r3_2($yy_subpatterns)
    611. 

  611.     {
    612. 

  612.  
    613. 

  613.     $this->yybegin(self::INITIAL);
    614. 

  614.     $this->token = self::CLOSECHARCLASS;
    615. 

  615.     }
    616. 

  616.     function yy_r3_3($yy_subpatterns)
    617. 

  617.     {
    618. 

  618.  
    619. 

  619.     $this->token = self::TEXT;
    620. 

  620.     }
    621. 

  621.     function yy_r3_4($yy_subpatterns)
    622. 

  622.     {
    623. 

  623.  
    624. 

  624.     $this->token = self::TEXT;
    625. 

  625.     }
    626. 

  626.     function yy_r3_5($yy_subpatterns)
    627. 

  627.     {
    628. 

  628.  
    629. 

  629.     $this->token = self::COULDBEBACKREF;
    630. 

  630.     }
    631. 

  631.     function yy_r3_6($yy_subpatterns)
    632. 

  632.     {
    633. 

  633.  
    634. 

  634.     $this->token = self::BACKREFERENCE;
    635. 

  635.     }
    636. 

  636.     function yy_r3_7($yy_subpatterns)
    637. 

  637.     {
    638. 

  638.  
    639. 

  639.     $this->token = self::TEXT;
    640. 

  640.     }
    641. 

  641.     function yy_r3_8($yy_subpatterns)
    642. 

  642.     {
    643. 

  643.  
    644. 

  644.     $this->token = self::HYPHEN;
    645. 

  645.     $this->yybegin(self::RANGE);
    646. 

  646.     }
    647. 

  647.     function yy_r3_9($yy_subpatterns)
    648. 

  648.     {
    649. 

  649.  
    650. 

  650.     $this->token = self::TEXT;
    651. 

  651.     }
    652. 

  652.     function yy_r3_10($yy_subpatterns)
    653. 

  653.     {
    654. 

  654.  
    655. 

  655.     return false; // ignore escaping of normal text
    656. 

  656.     }
    657. 

  657.     function yy_r3_11($yy_subpatterns)
    658. 

  658.     {
    659. 

  659.  
    660. 

  660.     $this->token = self::TEXT;
    661. 

  661.     }
    662. 

  662.  
    663. 

  663.  
    664. 

  664.     function yylex4()
    665. 

  665.     {
    666. 

  666.         $tokenMap = array (
    667. 

  667.               1 => 0,
    668. 

  668.               2 => 0,
    669. 

  669.               3 => 0,
    670. 

  670.               4 => 0,
    671. 

  671.               5 => 0,
    672. 

  672.               6 => 0,
    673. 

  673.               7 => 0,
    674. 

  674.             );
    675. 

  675.         if ($this->N >= strlen($this->input)) {
    676. 

  676.             return false; // end of input
    677. 

  677.         }
    678. 

  678.         $yy_global_pattern = '/\G(\\\\\\\\)|\G(\\\\\\])|\G(\\\\[bacedDsSwW0C]|\\\\c\\\\|\\\\x\\{[0-9a-fA-F]+\\}|\\\\[0-7][0-7][0-7]|\\\\x[0-9a-fA-F][0-9a-fA-F]?)|\G(\\\\[0-9][0-9])|\G(\\\\[1-9])|\G([^\-\\\\])|\G(\\\\)/';
    679. 

  679.  
    680. 

  680.         do {
    681. 

  681.             if (preg_match($yy_global_pattern,$this->input, $yymatches, null, $this->N)) {
    682. 

  682.                 $yysubmatches = $yymatches;
    683. 

  683.                 $yymatches = array_filter($yymatches, 'strlen'); // remove empty sub-patterns
    684. 

  684.                 if (!count($yymatches)) {
    685. 

  685.                     throw new Exception('Error: lexing failed because a rule matched' .
    686. 

  686.                         ' an empty string.  Input "' . substr($this->input,
    687. 

  687.                         $this->N, 5) . '... state RANGE');
    688. 

  688.                 }
    689. 

  689.                 next($yymatches); // skip global match
    690. 

  690.                 $this->token = key($yymatches); // token number
    691. 

  691.                 if ($tokenMap[$this->token]) {
    692. 

  692.                     // extract sub-patterns for passing to lex function
    693. 

  693.                     $yysubmatches = array_slice($yysubmatches, $this->token + 1,
    694. 

  694.                         $tokenMap[$this->token]);
    695. 

  695.                 } else {
    696. 

  696.                     $yysubmatches = array();
    697. 

  697.                 }
    698. 

  698.                 $this->value = current($yymatches); // token value
    699. 

  699.                 $r = $this->{'yy_r4_' . $this->token}($yysubmatches);
    700. 

  700.                 if ($r === null) {
    701. 

  701.                     $this->N += strlen($this->value);
    702. 

  702.                     $this->line += substr_count($this->value, "\n");
    703. 

  703.                     // accept this token
    704. 

  704.                     return true;
    705. 

  705.                 } elseif ($r === true) {
    706. 

  706.                     // we have changed state
    707. 

  707.                     // process this token in the new state
    708. 

  708.                     return $this->yylex();
    709. 

  709.                 } elseif ($r === false) {
    710. 

  710.                     $this->N += strlen($this->value);
    711. 

  711.                     $this->line += substr_count($this->value, "\n");
    712. 

  712.                     if ($this->N >= strlen($this->input)) {
    713. 

  713.                         return false; // end of input
    714. 

  714.                     }
    715. 

  715.                     // skip this token
    716. 

  716.                     continue;
    717. 

  717.                 } else {
    718. 

  718.                     $yy_yymore_patterns = array(
    719. 

  719.         1 => array(0, "\G(\\\\\\])|\G(\\\\[bacedDsSwW0C]|\\\\c\\\\|\\\\x\\{[0-9a-fA-F]+\\}|\\\\[0-7][0-7][0-7]|\\\\x[0-9a-fA-F][0-9a-fA-F]?)|\G(\\\\[0-9][0-9])|\G(\\\\[1-9])|\G([^\-\\\\])|\G(\\\\)"),
    720. 

  720.         2 => array(0, "\G(\\\\[bacedDsSwW0C]|\\\\c\\\\|\\\\x\\{[0-9a-fA-F]+\\}|\\\\[0-7][0-7][0-7]|\\\\x[0-9a-fA-F][0-9a-fA-F]?)|\G(\\\\[0-9][0-9])|\G(\\\\[1-9])|\G([^\-\\\\])|\G(\\\\)"),
    721. 

  721.         3 => array(0, "\G(\\\\[0-9][0-9])|\G(\\\\[1-9])|\G([^\-\\\\])|\G(\\\\)"),
    722. 

  722.         4 => array(0, "\G(\\\\[1-9])|\G([^\-\\\\])|\G(\\\\)"),
    723. 

  723.         5 => array(0, "\G([^\-\\\\])|\G(\\\\)"),
    724. 

  724.         6 => array(0, "\G(\\\\)"),
    725. 

  725.         7 => array(0, ""),
    726. 

  726.     );
    727. 

  727.  
    728. 

  728.                     // yymore is needed
    729. 

  729.                     do {
    730. 

  730.                         if (!strlen($yy_yymore_patterns[$this->token][1])) {
    731. 

  731.                             throw new Exception('cannot do yymore for the last token');
    732. 

  732.                         }
    733. 

  733.                         $yysubmatches = array();
    734. 

  734.                         if (preg_match('/' . $yy_yymore_patterns[$this->token][1] . '/',
    735. 

  735.                               $this->input, $yymatches, null, $this->N)) {
    736. 

  736.                             $yysubmatches = $yymatches;
    737. 

  737.                             $yymatches = array_filter($yymatches, 'strlen'); // remove empty sub-patterns
    738. 

  738.                             next($yymatches); // skip global match
    739. 

  739.                             $this->token += key($yymatches) + $yy_yymore_patterns[$this->token][0]; // token number
    740. 

  740.                             $this->value = current($yymatches); // token value
    741. 

  741.                             $this->line = substr_count($this->value, "\n");
    742. 

  742.                             if ($tokenMap[$this->token]) {
    743. 

  743.                                 // extract sub-patterns for passing to lex function
    744. 

  744.                                 $yysubmatches = array_slice($yysubmatches, $this->token + 1,
    745. 

  745.                                     $tokenMap[$this->token]);
    746. 

  746.                             } else {
    747. 

  747.                                 $yysubmatches = array();
    748. 

  748.                             }
    749. 

  749.                         }
    750. 

  750.                         $r = $this->{'yy_r4_' . $this->token}($yysubmatches);
    751. 

  751.                     } while ($r !== null && !is_bool($r));
    752. 

  752.                     if ($r === true) {
    753. 

  753.                         // we have changed state
    754. 

  754.                         // process this token in the new state
    755. 

  755.                         return $this->yylex();
    756. 

  756.                     } elseif ($r === false) {
    757. 

  757.                         $this->N += strlen($this->value);
    758. 

  758.                         $this->line += substr_count($this->value, "\n");
    759. 

  759.                         if ($this->N >= strlen($this->input)) {
    760. 

  760.                             return false; // end of input
    761. 

  761.                         }
    762. 

  762.                         // skip this token
    763. 

  763.                         continue;
    764. 

  764.                     } else {
    765. 

  765.                         // accept
    766. 

  766.                         $this->N += strlen($this->value);
    767. 

  767.                         $this->line += substr_count($this->value, "\n");
    768. 

  768.                         return true;
    769. 

  769.                     }
    770. 

  770.                 }
    771. 

  771.             } else {
    772. 

  772.                 throw new Exception('Unexpected input at line' . $this->line .
    773. 

  773.                     ': ' . $this->input[$this->N]);
    774. 

  774.             }
    775. 

  775.             break;
    776. 

  776.         } while (true);
    777. 

  777.  
    778. 

  778.     } // end function
    779. 

  779.  
    780. 

  780.  
    781. 

  781.     const RANGE = 4;
    782. 

  782.     function yy_r4_1($yy_subpatterns)
    783. 

  783.     {
    784. 

  784.  
    785. 

  785.     $this->token = self::ESCAPEDBACKSLASH;
    786. 

  786.     }
    787. 

  787.     function yy_r4_2($yy_subpatterns)
    788. 

  788.     {
    789. 

  789.  
    790. 

  790.     $this->token = self::TEXT;
    791. 

  791.     $this->yybegin(self::CHARACTERCLASS);
    792. 

  792.     }
    793. 

  793.     function yy_r4_3($yy_subpatterns)
    794. 

  794.     {
    795. 

  795.  
    796. 

  796.     $this->token = self::TEXT;
    797. 

  797.     $this->yybegin(self::CHARACTERCLASS);
    798. 

  798.     }
    799. 

  799.     function yy_r4_4($yy_subpatterns)
    800. 

  800.     {
    801. 

  801.  
    802. 

  802.     $this->token = self::COULDBEBACKREF;
    803. 

  803.     }
    804. 

  804.     function yy_r4_5($yy_subpatterns)
    805. 

  805.     {
    806. 

  806.  
    807. 

  807.     $this->token = self::BACKREFERENCE;
    808. 

  808.     }
    809. 

  809.     function yy_r4_6($yy_subpatterns)
    810. 

  810.     {
    811. 

  811.  
    812. 

  812.     $this->token = self::TEXT;
    813. 

  813.     $this->yybegin(self::CHARACTERCLASS);
    814. 

  814.     }
    815. 

  815.     function yy_r4_7($yy_subpatterns)
    816. 

  816.     {
    817. 

  817.  
    818. 

  818.     return false; // ignore escaping of normal text
    819. 

  819.     }
    820. 

  820.  
    821. 

  821.  
    822. 

  822.     function yylex5()
    823. 

  823.     {
    824. 

  824.         $tokenMap = array (
    825. 

  825.               1 => 0,
    826. 

  826.               2 => 0,
    827. 

  827.               3 => 0,
    828. 

  828.               4 => 0,
    829. 

  829.               5 => 0,
    830. 

  830.               6 => 0,
    831. 

  831.               7 => 0,
    832. 

  832.               8 => 0,
    833. 

  833.               9 => 0,
    834. 

  834.               10 => 0,
    835. 

  835.               11 => 0,
    836. 

  836.               12 => 0,
    837. 

  837.               13 => 0,
    838. 

  838.             );
    839. 

  839.         if ($this->N >= strlen($this->input)) {
    840. 

  840.             return false; // end of input
    841. 

  841.         }
    842. 

  842.         $yy_global_pattern = '/\G([imsxUX]+-[imsxUX]+|[imsxUX]+|-[imsxUX]+)|\G(:)|\G(\\))|\G(P<[^>]+>)|\G(<=)|\G(<!)|\G(=)|\G(!)|\G(>)|\G(\\(\\?)|\G(#[^)]+)|\G(R)|\G(.)/';
    843. 

  843.  
    844. 

  844.         do {
    845. 

  845.             if (preg_match($yy_global_pattern,$this->input, $yymatches, null, $this->N)) {
    846. 

  846.                 $yysubmatches = $yymatches;
    847. 

  847.                 $yymatches = array_filter($yymatches, 'strlen'); // remove empty sub-patterns
    848. 

  848.                 if (!count($yymatches)) {
    849. 

  849.                     throw new Exception('Error: lexing failed because a rule matched' .
    850. 

  850.                         ' an empty string.  Input "' . substr($this->input,
    851. 

  851.                         $this->N, 5) . '... state ASSERTION');
    852. 

  852.                 }
    853. 

  853.                 next($yymatches); // skip global match
    854. 

  854.                 $this->token = key($yymatches); // token number
    855. 

  855.                 if ($tokenMap[$this->token]) {
    856. 

  856.                     // extract sub-patterns for passing to lex function
    857. 

  857.                     $yysubmatches = array_slice($yysubmatches, $this->token + 1,
    858. 

  858.                         $tokenMap[$this->token]);
    859. 

  859.                 } else {
    860. 

  860.                     $yysubmatches = array();
    861. 

  861.                 }
    862. 

  862.                 $this->value = current($yymatches); // token value
    863. 

  863.                 $r = $this->{'yy_r5_' . $this->token}($yysubmatches);
    864. 

  864.                 if ($r === null) {
    865. 

  865.                     $this->N += strlen($this->value);
    866. 

  866.                     $this->line += substr_count($this->value, "\n");
    867. 

  867.                     // accept this token
    868. 

  868.                     return true;
    869. 

  869.                 } elseif ($r === true) {
    870. 

  870.                     // we have changed state
    871. 

  871.                     // process this token in the new state
    872. 

  872.                     return $this->yylex();
    873. 

  873.                 } elseif ($r === false) {
    874. 

  874.                     $this->N += strlen($this->value);
    875. 

  875.                     $this->line += substr_count($this->value, "\n");
    876. 

  876.                     if ($this->N >= strlen($this->input)) {
    877. 

  877.                         return false; // end of input
    878. 

  878.                     }
    879. 

  879.                     // skip this token
    880. 

  880.                     continue;
    881. 

  881.                 } else {
    882. 

  882.                     $yy_yymore_patterns = array(
    883. 

  883.         1 => array(0, "\G(:)|\G(\\))|\G(P<[^>]+>)|\G(<=)|\G(<!)|\G(=)|\G(!)|\G(>)|\G(\\(\\?)|\G(#[^)]+)|\G(R)|\G(.)"),
    884. 

  884.         2 => array(0, "\G(\\))|\G(P<[^>]+>)|\G(<=)|\G(<!)|\G(=)|\G(!)|\G(>)|\G(\\(\\?)|\G(#[^)]+)|\G(R)|\G(.)"),
    885. 

  885.         3 => array(0, "\G(P<[^>]+>)|\G(<=)|\G(<!)|\G(=)|\G(!)|\G(>)|\G(\\(\\?)|\G(#[^)]+)|\G(R)|\G(.)"),
    886. 

  886.         4 => array(0, "\G(<=)|\G(<!)|\G(=)|\G(!)|\G(>)|\G(\\(\\?)|\G(#[^)]+)|\G(R)|\G(.)"),
    887. 

  887.         5 => array(0, "\G(<!)|\G(=)|\G(!)|\G(>)|\G(\\(\\?)|\G(#[^)]+)|\G(R)|\G(.)"),
    888. 

  888.         6 => array(0, "\G(=)|\G(!)|\G(>)|\G(\\(\\?)|\G(#[^)]+)|\G(R)|\G(.)"),
    889. 

  889.         7 => array(0, "\G(!)|\G(>)|\G(\\(\\?)|\G(#[^)]+)|\G(R)|\G(.)"),
    890. 

  890.         8 => array(0, "\G(>)|\G(\\(\\?)|\G(#[^)]+)|\G(R)|\G(.)"),
    891. 

  891.         9 => array(0, "\G(\\(\\?)|\G(#[^)]+)|\G(R)|\G(.)"),
    892. 

  892.         10 => array(0, "\G(#[^)]+)|\G(R)|\G(.)"),
    893. 

  893.         11 => array(0, "\G(R)|\G(.)"),
    894. 

  894.         12 => array(0, "\G(.)"),
    895. 

  895.         13 => array(0, ""),
    896. 

  896.     );
    897. 

  897.  
    898. 

  898.                     // yymore is needed
    899. 

  899.                     do {
    900. 

  900.                         if (!strlen($yy_yymore_patterns[$this->token][1])) {
    901. 

  901.                             throw new Exception('cannot do yymore for the last token');
    902. 

  902.                         }
    903. 

  903.                         $yysubmatches = array();
    904. 

  904.                         if (preg_match('/' . $yy_yymore_patterns[$this->token][1] . '/',
    905. 

  905.                               $this->input, $yymatches, null, $this->N)) {
    906. 

  906.                             $yysubmatches = $yymatches;
    907. 

  907.                             $yymatches = array_filter($yymatches, 'strlen'); // remove empty sub-patterns
    908. 

  908.                             next($yymatches); // skip global match
    909. 

  909.                             $this->token += key($yymatches) + $yy_yymore_patterns[$this->token][0]; // token number
    910. 

  910.                             $this->value = current($yymatches); // token value
    911. 

  911.                             $this->line = substr_count($this->value, "\n");
    912. 

  912.                             if ($tokenMap[$this->token]) {
    913. 

  913.                                 // extract sub-patterns for passing to lex function
    914. 

  914.                                 $yysubmatches = array_slice($yysubmatches, $this->token + 1,
    915. 

  915.                                     $tokenMap[$this->token]);
    916. 

  916.                             } else {
    917. 

  917.                                 $yysubmatches = array();
    918. 

  918.                             }
    919. 

  919.                         }
    920. 

  920.                         $r = $this->{'yy_r5_' . $this->token}($yysubmatches);
    921. 

  921.                     } while ($r !== null && !is_bool($r));
    922. 

  922.                     if ($r === true) {
    923. 

  923.                         // we have changed state
    924. 

  924.                         // process this token in the new state
    925. 

  925.                         return $this->yylex();
    926. 

  926.                     } elseif ($r === false) {
    927. 

  927.                         $this->N += strlen($this->value);
    928. 

  928.                         $this->line += substr_count($this->value, "\n");
    929. 

  929.                         if ($this->N >= strlen($this->input)) {
    930. 

  930.                             return false; // end of input
    931. 

  931.                         }
    932. 

  932.                         // skip this token
    933. 

  933.                         continue;
    934. 

  934.                     } else {
    935. 

  935.                         // accept
    936. 

  936.                         $this->N += strlen($this->value);
    937. 

  937.                         $this->line += substr_count($this->value, "\n");
    938. 

  938.                         return true;
    939. 

  939.                     }
    940. 

  940.                 }
    941. 

  941.             } else {
    942. 

  942.                 throw new Exception('Unexpected input at line' . $this->line .
    943. 

  943.                     ': ' . $this->input[$this->N]);
    944. 

  944.             }
    945. 

  945.             break;
    946. 

  946.         } while (true);
    947. 

  947.  
    948. 

  948.     } // end function
    949. 

  949.  
    950. 

  950.  
    951. 

  951.     const ASSERTION = 5;
    952. 

  952.     function yy_r5_1($yy_subpatterns)
    953. 

  953.     {
    954. 

  954.  
    955. 

  955.     $this->token = self::INTERNALOPTIONS;
    956. 

  956.     }
    957. 

  957.     function yy_r5_2($yy_subpatterns)
    958. 

  958.     {
    959. 

  959.  
    960. 

  960.     $this->token = self::COLON;
    961. 

  961.     $this->yybegin(self::INITIAL);
    962. 

  962.     }
    963. 

  963.     function yy_r5_3($yy_subpatterns)
    964. 

  964.     {
    965. 

  965.  
    966. 

  966.     $this->token = self::CLOSEPAREN;
    967. 

  967.     $this->yybegin(self::INITIAL);
    968. 

  968.     }
    969. 

  969.     function yy_r5_4($yy_subpatterns)
    970. 

  970.     {
    971. 

  971.  
    972. 

  972.     $this->token = self::PATTERNNAME;
    973. 

  973.     $this->yybegin(self::INITIAL);
    974. 

  974.     }
    975. 

  975.     function yy_r5_5($yy_subpatterns)
    976. 

  976.     {
    977. 

  977.  
    978. 

  978.     $this->token = self::POSITIVELOOKBEHIND;
    979. 

  979.     $this->yybegin(self::INITIAL);
    980. 

  980.     }
    981. 

  981.     function yy_r5_6($yy_subpatterns)
    982. 

  982.     {
    983. 

  983.  
    984. 

  984.     $this->token = self::NEGATIVELOOKBEHIND;
    985. 

  985.     $this->yybegin(self::INITIAL);
    986. 

  986.     }
    987. 

  987.     function yy_r5_7($yy_subpatterns)
    988. 

  988.     {
    989. 

  989.  
    990. 

  990.     $this->token = self::POSITIVELOOKAHEAD;
    991. 

  991.     $this->yybegin(self::INITIAL);
    992. 

  992.     }
    993. 

  993.     function yy_r5_8($yy_subpatterns)
    994. 

  994.     {
    995. 

  995.  
    996. 

  996.     $this->token = self::NEGATIVELOOKAHEAD;
    997. 

  997.     $this->yybegin(self::INITIAL);
    998. 

  998.     }
    999. 

  999.     function yy_r5_9($yy_subpatterns)
    1000. 

  1000.     {
    1001. 

  1001.  
    1002. 

  1002.     $this->token = self::ONCEONLY;
    1003. 

  1003.     $this->yybegin(self::INITIAL);
    1004. 

  1004.     }
    1005. 

  1005.     function yy_r5_10($yy_subpatterns)
    1006. 

  1006.     {
    1007. 

  1007.  
    1008. 

  1008.     $this->token = self::OPENASSERTION;
    1009. 

  1009.     }
    1010. 

  1010.     function yy_r5_11($yy_subpatterns)
    1011. 

  1011.     {
    1012. 

  1012.  
    1013. 

  1013.     $this->token = self::COMMENT;
    1014. 

  1014.     $this->yybegin(self::INITIAL);
    1015. 

  1015.     }
    1016. 

  1016.     function yy_r5_12($yy_subpatterns)
    1017. 

  1017.     {
    1018. 

  1018.  
    1019. 

  1019.     $this->token = self::RECUR;
    1020. 

  1020.     }
    1021. 

  1021.     function yy_r5_13($yy_subpatterns)
    1022. 

  1022.     {
    1023. 

  1023.  
    1024. 

  1024.     $this->yybegin(self::INITIAL);
    1025. 

  1025.     return true;
    1026. 

  1026.     }
    1027. 

  1027.  
    1028. 

  1028. }
    1029.
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