/scanner.l

http://github.com/fizx/parsley · LEX · 221 lines · 211 code · 10 blank · 0 comment · 0 complexity · dd62b783f80e95c4294381fb2772d105 MD5 · raw file 

    

  1. %{
    2. 

  2. #include <stdio.h>
    3. 

  3. #include "parser.h"
    4. 

  4. 

  5. YY_BUFFER_STATE mybuffer;
    6. 

  6. 

  7. void prepare_parse(char* msg) {
    8. 

  8.   mybuffer = yy_scan_string(msg);  
    9. 

  9. }
    10. 

  10. 

  11. void cleanup_parse() {
    12. 

  12.   yy_delete_buffer(mybuffer);  
    13. 

  13. }
    14. 

  14.  
    15. 

  15. %}
    16. 

  16. 

  17. %option stack
    18. 

  18. %x DSTR
    19. 

  19. %x SSTR
    20. 

  20. 

  21. NUMBER      [0-9]+
    22. 

  22. S		        [\t\r \n]+
    23. 

  23. AT          "@"
    24. 

  24. LPAREN      "("
    25. 

  25. RPAREN      ")"
    26. 

  26. PIPE        "|"
    27. 

  27. LT          "<"
    28. 

  28. SLASH       "/"
    29. 

  29. DBLSLASH     "//"
    30. 

  30. BANG        "!"
    31. 

  31. COLON       ":"
    32. 

  32. DBLCOLON		"::"
    33. 

  33. QUERY       "?"
    34. 

  34. HASH        "#"
    35. 

  35. COMMA       {S}?","
    36. 

  36. DOT         "."
    37. 

  37. DBLDOT       ".."
    38. 

  38. GT          {S}?">"
    39. 

  39. LBRA        "["
    40. 

  40. RBRA        "]"
    41. 

  41. TILDE       {S}?"~"
    42. 

  42. SPLAT       "*"
    43. 

  43. PLUS        {S}?"+"
    44. 

  44. DASH				"-"
    45. 

  45. EQ          "="
    46. 

  46. LTE         "<="
    47. 

  47. GTE         ">="
    48. 

  48. DOLLAR      "$"
    49. 

  49. STRING			(['][^']*['])|(["][^"]*["])
    50. 

    51. 

  51. BSLASHLIT   \\(.|\n)
    52. 

  52. OTHER       (.|\n)
    53. 

  53. 

  54. XANCESTOR 		"ancestor"
    55. 

  55. XANCESTORSELF	"ancestor-or-self"
    56. 

  56. XATTR					"attribute"
    57. 

  57. XCHILD				"child"
    58. 

  58. XDESC					"descendant"
    59. 

  59. XDESCSELF			"descendant-or-self"
    60. 

  60. XFOLLOW				"following"
    61. 

  61. XFOLLOWSIB		"following-sibling"
    62. 

  62. XNS						"namespace"
    63. 

  63. XPARENT				"parent"
    64. 

  64. XPRE					"preceding"
    65. 

  65. XPRESIB				"preceding-sibling"
    66. 

  66. XSELF					"self"
    67. 

  67. XOR						"or"
    68. 

  68. XAND					"and"
    69. 

  69. XDIV					"div"
    70. 

  70. XMOD					"mod"
    71. 

  71. XCOMMENT			"comment"
    72. 

  72. XTEXT 				"text" 
    73. 

  73. XPI					 	"processing-instruction"
    74. 

  74. XNODE					"node"
    75. 

  75. CXEQUATION    [0-9]+n
    76. 

  76. CXOPHE        "|="
    77. 

  77. CXOPNE        "!="
    78. 

  78. CXOPSTARTEQ   "^="
    79. 

  79. CXOPENDEQ     "$="
    80. 

  80. CXOPCONTAINS  "*="
    81. 

  81. CXOPCONTAINS2 "~="
    82. 

  82. CXFIRST       ":first"
    83. 

  83. CXLAST        ":last"
    84. 

  84. CXNOT         ":not"
    85. 

  85. CXEVEN        ":even"
    86. 

  86. CXODD         ":odd"
    87. 

  87. CXEQ          ":eq"
    88. 

  88. CXGT          ":gt"
    89. 

  89. CXLT          ":lt"
    90. 

  90. CXCONTENT     ":content"
    91. 

  91. CXHEADER      ":header"
    92. 

  92. CXCONTAINS    ":contains"
    93. 

  93. CXEMPTY       ":empty"
    94. 

  94. CXHAS         ":has"
    95. 

  95. CXPARENT      ":parent"
    96. 

  96. CXNTHCH       ":nth-child"
    97. 

  97. CXNTHLASTCH   ":nth-last-child"
    98. 

  98. CXNTHTYPE 	  ":nth-of-type"
    99. 

  99. CXNTHLASTTYPE ":nth-last-of-type"
    100. 

  100. CXFIRSTCH     ":first-child"
    101. 

  101. CXLASTCH      ":last-child"
    102. 

  102. CXFIRSTTYPE   ":first-of-type"
    103. 

  103. CXLASTTYPE    ":last-of-type"
    104. 

  104. CXONLYCH      ":only-child"
    105. 

  105. CXONLYTYPE    ":only-of-type"
    106. 

  106. CXINPUT       ":input"
    107. 

  107. CXTEXT        ":text"
    108. 

  108. CXPASSWORD    ":password"
    109. 

  109. CXRADIO       ":radio"
    110. 

  110. CXCHECKBOX    ":checkbox"
    111. 

  111. CXSUBMIT      ":submit"
    112. 

  112. CXIMAGE       ":image"
    113. 

  113. CXRESET       ":reset"
    114. 

  114. CXBUTTON      ":button"
    115. 

  115. CXFILE        ":file"
    116. 

  116. CXENABLED     ":enabled"
    117. 

  117. CXDISABLED    ":disabled"
    118. 

  118. CXCHECKED     ":checked"
    119. 

  119. CXSELECTED    ":selected"
    120. 

  120. 

  121. NAME        [a-zA-Z_][a-zA-Z0-9\-_]*
    122. 

  122. 

  123. %%
    124. 

  124. {NUMBER} yylval.string = strdup(yytext); return NUMBER;
    125. 

  125. {S} yylval.string = strdup(yytext); return S;
    126. 

  126. {AT} yylval.string = strdup(yytext); return AT;
    127. 

  127. {LPAREN} yylval.string = strdup(yytext); return LPAREN;
    128. 

  128. {RPAREN} yylval.string = strdup(yytext); return RPAREN;
    129. 

  129. {PIPE} yylval.string = strdup(yytext); return PIPE;
    130. 

  130. {LT} yylval.string = strdup(yytext); return LT;
    131. 

  131. {SLASH} yylval.string = strdup(yytext); return SLASH;
    132. 

  132. {DBLSLASH} yylval.string = strdup(yytext); return DBLSLASH;
    133. 

  133. {BANG} yylval.string = strdup(yytext); return BANG;
    134. 

  134. {COLON} yylval.string = strdup(yytext); return COLON;
    135. 

  135. {DBLCOLON} yylval.string = strdup(yytext); return DBLCOLON;
    136. 

  136. {QUERY} yylval.string = strdup(yytext); return QUERY;
    137. 

  137. {HASH} yylval.string = strdup(yytext); return HASH;
    138. 

  138. {COMMA} yylval.string = strdup(yytext); return COMMA;
    139. 

  139. {DOT} yylval.string = strdup(yytext); return DOT;
    140. 

  140. {DBLDOT} yylval.string = strdup(yytext); return DBLDOT;
    141. 

  141. {GT} yylval.string = strdup(yytext); return GT;
    142. 

  142. {LBRA} yylval.string = strdup(yytext); return LBRA;
    143. 

  143. {RBRA} yylval.string = strdup(yytext); return RBRA;
    144. 

  144. {TILDE} yylval.string = strdup(yytext); return TILDE;
    145. 

  145. {SPLAT} yylval.string = strdup(yytext); return SPLAT;
    146. 

  146. {PLUS} yylval.string = strdup(yytext); return PLUS;
    147. 

  147. {DASH} yylval.string = strdup(yytext); return DASH;
    148. 

  148. {EQ} yylval.string = strdup(yytext); return EQ;
    149. 

  149. {LTE} yylval.string = strdup(yytext); return LTE;
    150. 

  150. {GTE} yylval.string = strdup(yytext); return GTE;
    151. 

  151. {DOLLAR} yylval.string = strdup(yytext); return DOLLAR;
    152. 

  152. {BSLASHLIT} yylval.string = strdup(yytext); return BSLASHLIT;
    153. 

  153. {XANCESTOR} yylval.string = strdup(yytext); return XANCESTOR;
    154. 

  154. {XANCESTORSELF} yylval.string = strdup(yytext); return XANCESTORSELF;
    155. 

  155. {XATTR} yylval.string = strdup(yytext); return XATTR;
    156. 

  156. {XCHILD} yylval.string = strdup(yytext); return XCHILD;
    157. 

  157. {XDESC} yylval.string = strdup(yytext); return XDESC;
    158. 

  158. {XDESCSELF} yylval.string = strdup(yytext); return XDESCSELF;
    159. 

  159. {XFOLLOW} yylval.string = strdup(yytext); return XFOLLOW;
    160. 

  160. {XFOLLOWSIB} yylval.string = strdup(yytext); return XFOLLOWSIB;
    161. 

  161. {XNS} yylval.string = strdup(yytext); return XNS;
    162. 

  162. {XPARENT} yylval.string = strdup(yytext); return XPARENT;
    163. 

  163. {XPRE} yylval.string = strdup(yytext); return XPRE;
    164. 

  164. {XPRESIB} yylval.string = strdup(yytext); return XPRESIB;
    165. 

  165. {XSELF} yylval.string = strdup(yytext); return XSELF;
    166. 

  166. {XOR} yylval.string = strdup(yytext); return XOR;
    167. 

  167. {XAND} yylval.string = strdup(yytext); return XAND;
    168. 

  168. {XDIV} yylval.string = strdup(yytext); return XDIV;
    169. 

  169. {XMOD} yylval.string = strdup(yytext); return XMOD;
    170. 

  170. {XCOMMENT} yylval.string = strdup(yytext); return XCOMMENT;
    171. 

  171. {XTEXT} yylval.string = strdup(yytext); return XTEXT;
    172. 

  172. {XPI} yylval.string = strdup(yytext); return XPI;
    173. 

  173. {XNODE} yylval.string = strdup(yytext); return XNODE;
    174. 

  174. {CXEQUATION} yylval.string = strdup(yytext); return CXEQUATION;
    175. 

  175. {CXOPHE} yylval.string = strdup(yytext); return CXOPHE;
    176. 

  176. {CXOPNE} yylval.string = strdup(yytext); return CXOPNE;
    177. 

  177. {CXOPSTARTEQ} yylval.string = strdup(yytext); return CXOPSTARTEQ;
    178. 

  178. {CXOPENDEQ} yylval.string = strdup(yytext); return CXOPENDEQ;
    179. 

  179. {CXOPCONTAINS} yylval.string = strdup(yytext); return CXOPCONTAINS;
    180. 

  180. {CXOPCONTAINS2} yylval.string = strdup(yytext); return CXOPCONTAINS2;
    181. 

  181. {CXFIRST} yylval.string = strdup(yytext); return CXFIRST;
    182. 

  182. {CXLAST} yylval.string = strdup(yytext); return CXLAST;
    183. 

  183. {CXNOT} yylval.string = strdup(yytext); return CXNOT;
    184. 

  184. {CXEVEN} yylval.string = strdup(yytext); return CXEVEN;
    185. 

  185. {CXODD} yylval.string = strdup(yytext); return CXODD;
    186. 

  186. {CXEQ} yylval.string = strdup(yytext); return CXEQ;
    187. 

  187. {CXGT} yylval.string = strdup(yytext); return CXGT;
    188. 

  188. {CXLT} yylval.string = strdup(yytext); return CXLT;
    189. 

  189. {CXCONTENT} yylval.string = strdup(yytext); return CXCONTENT;
    190. 

  190. {CXHEADER} yylval.string = strdup(yytext); return CXHEADER;
    191. 

  191. {CXCONTAINS} yylval.string = strdup(yytext); return CXCONTAINS;
    192. 

  192. {CXEMPTY} yylval.string = strdup(yytext); return CXEMPTY;
    193. 

  193. {CXHAS} yylval.string = strdup(yytext); return CXHAS;
    194. 

  194. {CXPARENT} yylval.string = strdup(yytext); return CXPARENT;
    195. 

  195. {CXNTHCH} yylval.string = strdup(yytext); return CXNTHCH;
    196. 

  196. {CXNTHLASTCH} yylval.string = strdup(yytext); return CXNTHLASTCH;
    197. 

  197. {CXNTHTYPE} yylval.string = strdup(yytext); return CXNTHTYPE;
    198. 

  198. {CXNTHLASTTYPE} yylval.string = strdup(yytext); return CXNTHLASTTYPE;
    199. 

  199. {CXFIRSTCH} yylval.string = strdup(yytext); return CXFIRSTCH;
    200. 

  200. {CXLASTCH} yylval.string = strdup(yytext); return CXLASTCH;
    201. 

  201. {CXFIRSTTYPE} yylval.string = strdup(yytext); return CXFIRSTTYPE;
    202. 

  202. {CXLASTTYPE} yylval.string = strdup(yytext); return CXLASTTYPE;
    203. 

  203. {CXONLYCH} yylval.string = strdup(yytext); return CXONLYCH;
    204. 

  204. {CXONLYTYPE} yylval.string = strdup(yytext); return CXONLYTYPE;
    205. 

  205. {CXINPUT} yylval.string = strdup(yytext); return CXINPUT;
    206. 

  206. {CXTEXT} yylval.string = strdup(yytext); return CXTEXT;
    207. 

  207. {CXPASSWORD} yylval.string = strdup(yytext); return CXPASSWORD;
    208. 

  208. {CXRADIO} yylval.string = strdup(yytext); return CXRADIO;
    209. 

  209. {CXCHECKBOX} yylval.string = strdup(yytext); return CXCHECKBOX;
    210. 

  210. {CXSUBMIT} yylval.string = strdup(yytext); return CXSUBMIT;
    211. 

  211. {CXIMAGE} yylval.string = strdup(yytext); return CXIMAGE;
    212. 

  212. {CXRESET} yylval.string = strdup(yytext); return CXRESET;
    213. 

  213. {CXBUTTON} yylval.string = strdup(yytext); return CXBUTTON;
    214. 

  214. {CXFILE} yylval.string = strdup(yytext); return CXFILE;
    215. 

  215. {CXENABLED} yylval.string = strdup(yytext); return CXENABLED;
    216. 

  216. {CXDISABLED} yylval.string = strdup(yytext); return CXDISABLED;
    217. 

  217. {CXCHECKED} yylval.string = strdup(yytext); return CXCHECKED;
    218. 

  218. {CXSELECTED} yylval.string = strdup(yytext); return CXSELECTED;
    219. 

  219. {NAME} yylval.string = strdup(yytext); return NAME;
    220. 

  220. {STRING} yylval.string = strdup(yytext); return STRING;
    221. 

  221. {OTHER} yylval.string = strdup(yytext); return OTHER;
    222.