1 /** \file 2 * This OBJC source file was generated by $ANTLR version 3.2 Aug 24, 2010 10:45:57 3 * 4 * - From the grammar source file : Combined.g 5 * - On : 2010-08-24 13:53:42 6 * - for the lexer : CombinedLexerLexer * 7 * Editing it, at least manually, is not wise. 8 * 9 * ObjC language generator and runtime by Alan Condit, acondit|hereisanat|ipns|dotgoeshere|com. 10 * 11 * 12 */ 13 // [The "BSD licence"] 14 // Copyright (c) 2010 Alan Condit 15 // 16 // All rights reserved. 17 // 18 // Redistribution and use in source and binary forms, with or without 19 // modification, are permitted provided that the following conditions 20 // are met: 21 // 1. Redistributions of source code must retain the above copyright 22 // notice, this list of conditions and the following disclaimer. 23 // 2. Redistributions in binary form must reproduce the above copyright 24 // notice, this list of conditions and the following disclaimer in the 25 // documentation and/or other materials provided with the distribution. 26 // 3. The name of the author may not be used to endorse or promote products 27 // derived from this software without specific prior written permission. 28 // 29 // THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 30 // IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 31 // OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 32 // IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 33 // INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 34 // NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 35 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 36 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 37 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 38 // THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 39 40 // $ANTLR 3.2 Aug 24, 2010 10:45:57 Combined.g 2010-08-24 13:53:42 41 42 /* ----------------------------------------- 43 * Include the ANTLR3 generated header file. 44 */ 45 #import "CombinedLexer.h" 46 /* ----------------------------------------- */ 47 48 49 /* ============================================================================= */ 50 51 /* ============================================================================= 52 * Start of recognizer 53 */ 54 55 56 /** As per Terence: No returns for lexer rules! */ 57 @implementation CombinedLexer // line 330 58 59 + (void) initialize 60 { 61 [ANTLRBaseRecognizer setGrammarFileName:@"Combined.g"]; 62 } 63 64 + (NSString *) tokenNameForType:(NSInteger)aTokenType 65 { 66 return [[self getTokenNames] objectAtIndex:aTokenType]; 67 } 68 69 + (CombinedLexer *)newCombinedLexerWithCharStream:(id<ANTLRCharStream>)anInput 70 { 71 return [[CombinedLexer alloc] initWithCharStream:anInput]; 72 } 73 74 - (id) initWithCharStream:(id<ANTLRCharStream>)anInput 75 { 76 if ((self = [super initWithCharStream:anInput State:[ANTLRRecognizerSharedState newANTLRRecognizerSharedStateWithRuleLen:4+1]]) != nil) { 77 78 } 79 return self; 80 } 81 82 - (void) dealloc 83 { 84 [super dealloc]; 85 } 86 87 /* Start of actions.lexer.methods */ 88 /* start methods() */ 89 90 /* Start of Rules */ 91 // $ANTLR start "ID" 92 - (void) mID 93 { 94 // 95 /* ruleScopeSetUp */ 96 97 @try { 98 NSInteger _type = ID; 99 NSInteger _channel = ANTLRTokenChannelDefault; 100 // Combined.g:14:5: ( ( 'a' .. 'z' | 'A' .. 'Z' | '_' ) ( 'a' .. 'z' | 'A' .. 'Z' | '0' .. '9' | '_' )* ) // ruleBlockSingleAlt 101 // Combined.g:14:9: ( 'a' .. 'z' | 'A' .. 'Z' | '_' ) ( 'a' .. 'z' | 'A' .. 'Z' | '0' .. '9' | '_' )* // alt 102 { 103 if ((([input LA:1] >= 'A') && ([input LA:1] <= 'Z'))||[input LA:1] == '_'||(([input LA:1] >= 'a') && ([input LA:1] <= 'z'))) { 104 [input consume]; 105 106 } else { 107 ANTLRMismatchedSetException *mse = [ANTLRMismatchedSetException exceptionWithSet:nil stream:input]; 108 [self recover:mse]; 109 @throw mse;} 110 /* element() */ 111 do { 112 NSInteger alt1=2; 113 NSInteger LA1_0 = [input LA:1]; 114 if ( ((LA1_0>='0' && LA1_0<='9')||(LA1_0>='A' && LA1_0<='Z')||LA1_0=='_'||(LA1_0>='a' && LA1_0<='z')) ) { 115 alt1=1; 116 } 117 118 119 switch (alt1) { 120 case 1 : ; 121 // Combined.g: // alt 122 { 123 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'))) { 124 [input consume]; 125 126 } else { 127 ANTLRMismatchedSetException *mse = [ANTLRMismatchedSetException exceptionWithSet:nil stream:input]; 128 [self recover:mse]; 129 @throw mse;} 130 /* element() */ 131 /* elements */ 132 } 133 break; 134 135 default : 136 goto loop1; 137 } 138 } while (YES); 139 loop1: ; 140 /* element() */ 141 /* elements */ 142 } 143 144 // token+rule list labels 145 146 [state setType:_type]; 147 148 state.channel = _channel; 149 } 150 @finally { 151 // 152 } 153 return; 154 } 155 // $ANTLR end "ID" 156 157 // $ANTLR start "INT" 158 - (void) mINT 159 { 160 // 161 /* ruleScopeSetUp */ 162 163 @try { 164 NSInteger _type = INT; 165 NSInteger _channel = ANTLRTokenChannelDefault; 166 // Combined.g:17:5: ( ( '0' .. '9' )+ ) // ruleBlockSingleAlt 167 // Combined.g:17:9: ( '0' .. '9' )+ // alt 168 { 169 // Combined.g:17:9: ( '0' .. '9' )+ // positiveClosureBlock 170 NSInteger cnt2=0; 171 do { 172 NSInteger alt2=2; 173 NSInteger LA2_0 = [input LA:1]; 174 if ( ((LA2_0>='0' && LA2_0<='9')) ) { 175 alt2=1; 176 } 177 178 179 switch (alt2) { 180 case 1 : ; 181 // Combined.g:17:10: '0' .. '9' // alt 182 { 183 [self matchRangeFromChar:'0' to:'9']; /* element() */ 184 /* elements */ 185 } 186 break; 187 188 default : 189 if ( cnt2 >= 1 ) 190 goto loop2; 191 ANTLREarlyExitException *eee = [ANTLREarlyExitException exceptionWithStream:input decisionNumber:2]; 192 @throw eee; 193 } 194 cnt2++; 195 } while (YES); 196 loop2: ; 197 /* element() */ 198 /* elements */ 199 } 200 201 // token+rule list labels 202 203 [state setType:_type]; 204 205 state.channel = _channel; 206 } 207 @finally { 208 // 209 } 210 return; 211 } 212 // $ANTLR end "INT" 213 214 // $ANTLR start "WS" 215 - (void) mWS 216 { 217 // 218 /* ruleScopeSetUp */ 219 220 @try { 221 NSInteger _type = WS; 222 NSInteger _channel = ANTLRTokenChannelDefault; 223 // Combined.g:20:5: ( ( ' ' | '\\t' | '\\r' | '\\n' )+ ) // ruleBlockSingleAlt 224 // Combined.g:20:9: ( ' ' | '\\t' | '\\r' | '\\n' )+ // alt 225 { 226 // Combined.g:20:9: ( ' ' | '\\t' | '\\r' | '\\n' )+ // positiveClosureBlock 227 NSInteger cnt3=0; 228 do { 229 NSInteger alt3=2; 230 NSInteger LA3_0 = [input LA:1]; 231 if ( ((LA3_0>='\t' && LA3_0<='\n')||LA3_0=='\r'||LA3_0==' ') ) { 232 alt3=1; 233 } 234 235 236 switch (alt3) { 237 case 1 : ; 238 // Combined.g: // alt 239 { 240 if ((([input LA:1] >= '\t') && ([input LA:1] <= '\n'))||[input LA:1] == '\r'||[input LA:1] == ' ') { 241 [input consume]; 242 243 } else { 244 ANTLRMismatchedSetException *mse = [ANTLRMismatchedSetException exceptionWithSet:nil stream:input]; 245 [self recover:mse]; 246 @throw mse;} 247 /* element() */ 248 /* elements */ 249 } 250 break; 251 252 default : 253 if ( cnt3 >= 1 ) 254 goto loop3; 255 ANTLREarlyExitException *eee = [ANTLREarlyExitException exceptionWithStream:input decisionNumber:3]; 256 @throw eee; 257 } 258 cnt3++; 259 } while (YES); 260 loop3: ; 261 /* element() */ 262 _channel=99; /* element() */ 263 /* elements */ 264 } 265 266 // token+rule list labels 267 268 [state setType:_type]; 269 270 state.channel = _channel; 271 } 272 @finally { 273 // 274 } 275 return; 276 } 277 // $ANTLR end "WS" 278 279 - (void) mTokens 280 { 281 // Combined.g:1:8: ( ID | INT | WS ) //ruleblock 282 NSInteger alt4=3; 283 switch ([input LA:1]) { 284 case 'A': ; 285 case 'B': ; 286 case 'C': ; 287 case 'D': ; 288 case 'E': ; 289 case 'F': ; 290 case 'G': ; 291 case 'H': ; 292 case 'I': ; 293 case 'J': ; 294 case 'K': ; 295 case 'L': ; 296 case 'M': ; 297 case 'N': ; 298 case 'O': ; 299 case 'P': ; 300 case 'Q': ; 301 case 'R': ; 302 case 'S': ; 303 case 'T': ; 304 case 'U': ; 305 case 'V': ; 306 case 'W': ; 307 case 'X': ; 308 case 'Y': ; 309 case 'Z': ; 310 case '_': ; 311 case 'a': ; 312 case 'b': ; 313 case 'c': ; 314 case 'd': ; 315 case 'e': ; 316 case 'f': ; 317 case 'g': ; 318 case 'h': ; 319 case 'i': ; 320 case 'j': ; 321 case 'k': ; 322 case 'l': ; 323 case 'm': ; 324 case 'n': ; 325 case 'o': ; 326 case 'p': ; 327 case 'q': ; 328 case 'r': ; 329 case 's': ; 330 case 't': ; 331 case 'u': ; 332 case 'v': ; 333 case 'w': ; 334 case 'x': ; 335 case 'y': ; 336 case 'z': ; 337 { 338 alt4=1; 339 } 340 break; 341 case '0': ; 342 case '1': ; 343 case '2': ; 344 case '3': ; 345 case '4': ; 346 case '5': ; 347 case '6': ; 348 case '7': ; 349 case '8': ; 350 case '9': ; 351 { 352 alt4=2; 353 } 354 break; 355 case '\t': ; 356 case '\n': ; 357 case '\r': ; 358 case ' ': ; 359 { 360 alt4=3; 361 } 362 break; 363 364 default: ; 365 ANTLRNoViableAltException *nvae = [ANTLRNoViableAltException newANTLRNoViableAltException:4 state:0 stream:input]; 366 @throw nvae; 367 } 368 369 switch (alt4) { 370 case 1 : ; 371 // Combined.g:1:10: ID // alt 372 { 373 [self mID]; 374 /* element() */ 375 /* elements */ 376 } 377 break; 378 case 2 : ; 379 // Combined.g:1:13: INT // alt 380 { 381 [self mINT]; 382 /* element() */ 383 /* elements */ 384 } 385 break; 386 case 3 : ; 387 // Combined.g:1:17: WS // alt 388 { 389 [self mWS]; 390 /* element() */ 391 /* elements */ 392 } 393 break; 394 395 } 396 397 } 398 399 @end /* end of CombinedLexer implementation line 397 */ 400 401 /* End of code 402 * ============================================================================= 403 */ 404
