1 /** \file 2 * This OBJC source file was generated by $ANTLR version 3.4 3 * 4 * - From the grammar source file : /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/combined/Combined.g 5 * - On : 2012-02-16 17:33:49 6 * - for the lexer : CombinedLexerLexer 7 * 8 * Editing it, at least manually, is not wise. 9 * 10 * ObjC language generator and runtime by Alan Condit, acondit|hereisanat|ipns|dotgoeshere|com. 11 * 12 * 13 */ 14 // $ANTLR 3.4 /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/combined/Combined.g 2012-02-16 17:33:49 15 16 17 /* ----------------------------------------- 18 * Include the ANTLR3 generated header file. 19 */ 20 #import "CombinedLexer.h" 21 /* ----------------------------------------- */ 22 23 24 /* ============================================================================= */ 25 /* ============================================================================= 26 * Start of recognizer 27 */ 28 29 /** As per Terence: No returns for lexer rules! */ 30 @implementation CombinedLexer // line 330 31 32 + (void) initialize 33 { 34 [BaseRecognizer setGrammarFileName:@"/Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/combined/Combined.g"]; 35 } 36 37 + (NSString *) tokenNameForType:(NSInteger)aTokenType 38 { 39 return [[self getTokenNames] objectAtIndex:aTokenType]; 40 } 41 42 + (CombinedLexer *)newCombinedLexerWithCharStream:(id<CharStream>)anInput 43 { 44 return [[CombinedLexer alloc] initWithCharStream:anInput]; 45 } 46 47 - (id) initWithCharStream:(id<CharStream>)anInput 48 { 49 self = [super initWithCharStream:anInput State:[RecognizerSharedState newRecognizerSharedStateWithRuleLen:4+1]]; 50 if ( self != nil ) { 51 } 52 return self; 53 } 54 55 - (void) dealloc 56 { 57 [super dealloc]; 58 } 59 60 /* ObjC Start of actions.lexer.methods */ 61 /* ObjC end of actions.lexer.methods */ 62 /* ObjC start methods() */ 63 /* ObjC end methods() */ 64 65 /* Start of Rules */ 66 // $ANTLR start "ID" 67 - (void) mID 68 { 69 // 70 /* ruleScopeSetUp */ 71 72 /* ruleDeclarations */ 73 74 @try { 75 NSInteger _type = ID; 76 NSInteger _channel = TokenChannelDefault; 77 // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/combined/Combined.g:14:5: ( ( 'a' .. 'z' | 'A' .. 'Z' | '_' ) ( 'a' .. 'z' | 'A' .. 'Z' | '0' .. '9' | '_' )* ) // ruleBlockSingleAlt 78 // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/combined/Combined.g:14:9: ( 'a' .. 'z' | 'A' .. 'Z' | '_' ) ( 'a' .. 'z' | 'A' .. 'Z' | '0' .. '9' | '_' )* // alt 79 { 80 81 if ((([input LA:1] >= 'A') && ([input LA:1] <= 'Z'))||[input LA:1] == '_'||(([input LA:1] >= 'a') && ([input LA:1] <= 'z'))) { 82 [input consume]; 83 } else { 84 MismatchedSetException *mse = [MismatchedSetException newException:nil stream:input]; 85 [self recover:mse]; 86 @throw mse; 87 } 88 89 90 91 do { 92 NSInteger alt1=2; 93 NSInteger LA1_0 = [input LA:1]; 94 if ( ((LA1_0 >= '0' && LA1_0 <= '9')||(LA1_0 >= 'A' && LA1_0 <= 'Z')||LA1_0=='_'||(LA1_0 >= 'a' && LA1_0 <= 'z')) ) { 95 alt1=1; 96 } 97 98 99 switch (alt1) { 100 case 1 : ; 101 // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/combined/Combined.g: // alt 102 { 103 104 if ((([input LA:1] >= '0') && ([input LA:1] <= '9'))||(([input LA:1] >= 'A') && ([input LA:1] <= 'Z'))||[input LA:1] == '_'||(([input LA:1] >= 'a') && ([input LA:1] <= 'z'))) { 105 [input consume]; 106 } else { 107 MismatchedSetException *mse = [MismatchedSetException newException:nil stream:input]; 108 [self recover:mse]; 109 @throw mse; 110 } 111 112 113 } 114 break; 115 116 default : 117 goto loop1; 118 } 119 } while (YES); 120 loop1: ; 121 122 123 } 124 125 /* token+rule list labels */ 126 127 state.type = _type; 128 state.channel = _channel; 129 } 130 @finally { 131 // 132 /* ruleScopeCleanUp */ 133 134 } 135 return; 136 } 137 /* $ANTLR end "ID" */ 138 // $ANTLR start "INT" 139 - (void) mINT 140 { 141 // 142 /* ruleScopeSetUp */ 143 144 /* ruleDeclarations */ 145 146 @try { 147 NSInteger _type = INT; 148 NSInteger _channel = TokenChannelDefault; 149 // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/combined/Combined.g:17:5: ( ( '0' .. '9' )+ ) // ruleBlockSingleAlt 150 // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/combined/Combined.g:17:9: ( '0' .. '9' )+ // alt 151 { 152 153 // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/combined/Combined.g:17:9: ( '0' .. '9' )+ // positiveClosureBlock 154 NSInteger cnt2 = 0; 155 do { 156 NSInteger alt2 = 2; 157 NSInteger LA2_0 = [input LA:1]; 158 if ( ((LA2_0 >= '0' && LA2_0 <= '9')) ) { 159 alt2=1; 160 } 161 162 163 switch (alt2) { 164 case 1 : ; 165 // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/combined/Combined.g: // alt 166 { 167 168 if ((([input LA:1] >= '0') && ([input LA:1] <= '9'))) { 169 [input consume]; 170 } else { 171 MismatchedSetException *mse = [MismatchedSetException newException:nil stream:input]; 172 [self recover:mse]; 173 @throw mse; 174 } 175 176 177 } 178 break; 179 180 default : 181 if ( cnt2 >= 1 ) 182 goto loop2; 183 EarlyExitException *eee = 184 [EarlyExitException newException:input decisionNumber:2]; 185 @throw eee; 186 } 187 cnt2++; 188 } while (YES); 189 loop2: ; 190 191 192 } 193 194 /* token+rule list labels */ 195 196 state.type = _type; 197 state.channel = _channel; 198 } 199 @finally { 200 // 201 /* ruleScopeCleanUp */ 202 203 } 204 return; 205 } 206 /* $ANTLR end "INT" */ 207 // $ANTLR start "WS" 208 - (void) mWS 209 { 210 // 211 /* ruleScopeSetUp */ 212 213 /* ruleDeclarations */ 214 215 @try { 216 NSInteger _type = WS; 217 NSInteger _channel = TokenChannelDefault; 218 // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/combined/Combined.g:20:5: ( ( ' ' | '\\t' | '\\r' | '\\n' )+ ) // ruleBlockSingleAlt 219 // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/combined/Combined.g:20:9: ( ' ' | '\\t' | '\\r' | '\\n' )+ // alt 220 { 221 222 // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/combined/Combined.g:20:9: ( ' ' | '\\t' | '\\r' | '\\n' )+ // positiveClosureBlock 223 NSInteger cnt3 = 0; 224 do { 225 NSInteger alt3 = 2; 226 NSInteger LA3_0 = [input LA:1]; 227 if ( ((LA3_0 >= '\t' && LA3_0 <= '\n')||LA3_0=='\r'||LA3_0==' ') ) { 228 alt3=1; 229 } 230 231 232 switch (alt3) { 233 case 1 : ; 234 // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/combined/Combined.g: // alt 235 { 236 237 if ((([input LA:1] >= '\t') && ([input LA:1] <= '\n'))||[input LA:1] == '\r'||[input LA:1] == ' ') { 238 [input consume]; 239 } else { 240 MismatchedSetException *mse = [MismatchedSetException newException:nil stream:input]; 241 [self recover:mse]; 242 @throw mse; 243 } 244 245 246 } 247 break; 248 249 default : 250 if ( cnt3 >= 1 ) 251 goto loop3; 252 EarlyExitException *eee = 253 [EarlyExitException newException:input decisionNumber:3]; 254 @throw eee; 255 } 256 cnt3++; 257 } while (YES); 258 loop3: ; 259 260 261 262 _channel=99; 263 264 265 } 266 267 /* token+rule list labels */ 268 269 state.type = _type; 270 state.channel = _channel; 271 } 272 @finally { 273 // 274 /* ruleScopeCleanUp */ 275 276 } 277 return; 278 } 279 /* $ANTLR end "WS" */ 280 - (void) mTokens 281 { 282 // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/combined/Combined.g:1:8: ( ID | INT | WS ) //ruleblock 283 NSInteger alt4=3; 284 unichar charLA4 = [input LA:1]; 285 switch (charLA4) { 286 case 'A': ; 287 case 'B': ; 288 case 'C': ; 289 case 'D': ; 290 case 'E': ; 291 case 'F': ; 292 case 'G': ; 293 case 'H': ; 294 case 'I': ; 295 case 'J': ; 296 case 'K': ; 297 case 'L': ; 298 case 'M': ; 299 case 'N': ; 300 case 'O': ; 301 case 'P': ; 302 case 'Q': ; 303 case 'R': ; 304 case 'S': ; 305 case 'T': ; 306 case 'U': ; 307 case 'V': ; 308 case 'W': ; 309 case 'X': ; 310 case 'Y': ; 311 case 'Z': ; 312 case '_': ; 313 case 'a': ; 314 case 'b': ; 315 case 'c': ; 316 case 'd': ; 317 case 'e': ; 318 case 'f': ; 319 case 'g': ; 320 case 'h': ; 321 case 'i': ; 322 case 'j': ; 323 case 'k': ; 324 case 'l': ; 325 case 'm': ; 326 case 'n': ; 327 case 'o': ; 328 case 'p': ; 329 case 'q': ; 330 case 'r': ; 331 case 's': ; 332 case 't': ; 333 case 'u': ; 334 case 'v': ; 335 case 'w': ; 336 case 'x': ; 337 case 'y': ; 338 case 'z': ; 339 { 340 alt4=1; 341 } 342 break; 343 case '0': ; 344 case '1': ; 345 case '2': ; 346 case '3': ; 347 case '4': ; 348 case '5': ; 349 case '6': ; 350 case '7': ; 351 case '8': ; 352 case '9': ; 353 { 354 alt4=2; 355 } 356 break; 357 case '\t': ; 358 case '\n': ; 359 case '\r': ; 360 case ' ': ; 361 { 362 alt4=3; 363 } 364 break; 365 366 default: ; 367 NoViableAltException *nvae = [NoViableAltException newException:4 state:0 stream:input]; 368 nvae.c = charLA4; 369 @throw nvae; 370 371 } 372 373 switch (alt4) { 374 case 1 : ; 375 // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/combined/Combined.g:1:10: ID // alt 376 { 377 378 379 [self mID]; 380 381 382 383 } 384 break; 385 case 2 : ; 386 // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/combined/Combined.g:1:13: INT // alt 387 { 388 389 390 [self mINT]; 391 392 393 394 } 395 break; 396 case 3 : ; 397 // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/combined/Combined.g:1:17: WS // alt 398 { 399 400 401 [self mWS]; 402 403 404 405 } 406 break; 407 408 } 409 410 } 411 412 @end /* end of CombinedLexer implementation line 397 */
