1/** \file
2 *  This OBJC source file was generated by $ANTLR version ${project.version} ${buildNumber}
3 *
4 *     -  From the grammar source file : T.g
5 *     -                            On : 2011-05-06 19:14:23
6 *     -                 for the lexer : TLexerLexer
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 ${project.version} ${buildNumber} T.g 2011-05-06 19:14:23
15
16
17/* -----------------------------------------
18 * Include the ANTLR3 generated header file.
19 */
20#import "TLexer.h"
21/* ----------------------------------------- */
22
23
24/* ============================================================================= */
25/* =============================================================================
26 * Start of recognizer
27 */
28
29/** As per Terence: No returns for lexer rules! */
30@implementation TLexer // line 330
31
32+ (void) initialize
33{
34    [ANTLRBaseRecognizer setGrammarFileName:@"T.g"];
35}
36
37+ (NSString *) tokenNameForType:(NSInteger)aTokenType
38{
39    return [[self getTokenNames] objectAtIndex:aTokenType];
40}
41
42+ (TLexer *)newTLexerWithCharStream:(id<ANTLRCharStream>)anInput
43{
44    return [[TLexer alloc] initWithCharStream:anInput];
45}
46
47- (id) initWithCharStream:(id<ANTLRCharStream>)anInput
48{
49    self = [super initWithCharStream:anInput State:[[ANTLRRecognizerSharedState newANTLRRecognizerSharedStateWithRuleLen:5+1] retain]];
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 "T__7"
67- (void) mT__7
68{
69    //
70    /* my ruleScopeSetUp */
71    /* Terence's stuff */
72
73    @try {
74        NSInteger _type = T__7;
75        NSInteger _channel = ANTLRTokenChannelDefault;
76        // T.g:7:6: ( 'enum' ) // ruleBlockSingleAlt
77        // T.g:7:8: 'enum' // alt
78        {
79        [self matchString:@"enum"];
80
81
82
83        }
84
85        // token+rule list labels
86
87        state.type = _type;
88        state.channel = _channel;
89    }
90    @finally {
91        //
92        /* Terence's stuff */
93
94    }
95    return;
96}
97/* $ANTLR end "T__7" */
98
99// $ANTLR start "ID"
100- (void) mID
101{
102    //
103    /* my ruleScopeSetUp */
104    /* Terence's stuff */
105
106    @try {
107        NSInteger _type = ID;
108        NSInteger _channel = ANTLRTokenChannelDefault;
109        // T.g:37:5: ( ( 'a' .. 'z' | 'A' .. 'Z' | '_' ) ( 'a' .. 'z' | 'A' .. 'Z' | '0' .. '9' | '_' )* ) // ruleBlockSingleAlt
110        // T.g:37:9: ( 'a' .. 'z' | 'A' .. 'Z' | '_' ) ( 'a' .. 'z' | 'A' .. 'Z' | '0' .. '9' | '_' )* // alt
111        {
112        if ((([input LA:1] >= 'A') && ([input LA:1] <= 'Z'))||[input LA:1] == '_'||(([input LA:1] >= 'a') && ([input LA:1] <= 'z'))) {
113            [input consume];
114        } else {
115            ANTLRMismatchedSetException *mse = [ANTLRMismatchedSetException newException:nil stream:input];
116            [self recover:mse];
117            @throw mse;
118        }
119
120
121        do {
122            NSInteger alt1=2;
123            NSInteger LA1_0 = [input LA:1];
124            if ( ((LA1_0 >= '0' && LA1_0 <= '9')||(LA1_0 >= 'A' && LA1_0 <= 'Z')||LA1_0=='_'||(LA1_0 >= 'a' && LA1_0 <= 'z')) ) {
125                alt1=1;
126            }
127
128
129            switch (alt1) {
130                case 1 : ;
131                    // T.g: // alt
132                    {
133                    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'))) {
134                        [input consume];
135                    } else {
136                        ANTLRMismatchedSetException *mse = [ANTLRMismatchedSetException newException:nil stream:input];
137                        [self recover:mse];
138                        @throw mse;
139                    }
140
141
142                    }
143                    break;
144
145                default :
146                    goto loop1;
147            }
148        } while (YES);
149        loop1: ;
150
151
152        }
153
154        // token+rule list labels
155
156        state.type = _type;
157        state.channel = _channel;
158    }
159    @finally {
160        //
161        /* Terence's stuff */
162
163    }
164    return;
165}
166/* $ANTLR end "ID" */
167
168// $ANTLR start "INT"
169- (void) mINT
170{
171    //
172    /* my ruleScopeSetUp */
173    /* Terence's stuff */
174
175    @try {
176        NSInteger _type = INT;
177        NSInteger _channel = ANTLRTokenChannelDefault;
178        // T.g:40:5: ( ( '0' .. '9' )+ ) // ruleBlockSingleAlt
179        // T.g:40:7: ( '0' .. '9' )+ // alt
180        {
181        // T.g:40:7: ( '0' .. '9' )+ // positiveClosureBlock
182        NSInteger cnt2 = 0;
183        do {
184            NSInteger alt2 = 2;
185            NSInteger LA2_0 = [input LA:1];
186            if ( ((LA2_0 >= '0' && LA2_0 <= '9')) ) {
187                alt2=1;
188            }
189
190
191            switch (alt2) {
192                case 1 : ;
193                    // T.g: // alt
194                    {
195                    if ((([input LA:1] >= '0') && ([input LA:1] <= '9'))) {
196                        [input consume];
197                    } else {
198                        ANTLRMismatchedSetException *mse = [ANTLRMismatchedSetException newException:nil stream:input];
199                        [self recover:mse];
200                        @throw mse;
201                    }
202
203
204                    }
205                    break;
206
207                default :
208                    if ( cnt2 >= 1 )
209                        goto loop2;
210                    ANTLREarlyExitException *eee =
211                        [ANTLREarlyExitException newException:input decisionNumber:2];
212                    @throw eee;
213            }
214            cnt2++;
215        } while (YES);
216        loop2: ;
217
218
219        }
220
221        // token+rule list labels
222
223        state.type = _type;
224        state.channel = _channel;
225    }
226    @finally {
227        //
228        /* Terence's stuff */
229
230    }
231    return;
232}
233/* $ANTLR end "INT" */
234
235// $ANTLR start "WS"
236- (void) mWS
237{
238    //
239    /* my ruleScopeSetUp */
240    /* Terence's stuff */
241
242    @try {
243        NSInteger _type = WS;
244        NSInteger _channel = ANTLRTokenChannelDefault;
245        // T.g:43:5: ( ( ' ' | '\\t' | '\\r' | '\\n' )+ ) // ruleBlockSingleAlt
246        // T.g:43:9: ( ' ' | '\\t' | '\\r' | '\\n' )+ // alt
247        {
248        // T.g:43:9: ( ' ' | '\\t' | '\\r' | '\\n' )+ // positiveClosureBlock
249        NSInteger cnt3 = 0;
250        do {
251            NSInteger alt3 = 2;
252            NSInteger LA3_0 = [input LA:1];
253            if ( ((LA3_0 >= '\t' && LA3_0 <= '\n')||LA3_0=='\r'||LA3_0==' ') ) {
254                alt3=1;
255            }
256
257
258            switch (alt3) {
259                case 1 : ;
260                    // T.g: // alt
261                    {
262                    if ((([input LA:1] >= '\t') && ([input LA:1] <= '\n'))||[input LA:1] == '\r'||[input LA:1] == ' ') {
263                        [input consume];
264                    } else {
265                        ANTLRMismatchedSetException *mse = [ANTLRMismatchedSetException newException:nil stream:input];
266                        [self recover:mse];
267                        @throw mse;
268                    }
269
270
271                    }
272                    break;
273
274                default :
275                    if ( cnt3 >= 1 )
276                        goto loop3;
277                    ANTLREarlyExitException *eee =
278                        [ANTLREarlyExitException newException:input decisionNumber:3];
279                    @throw eee;
280            }
281            cnt3++;
282        } while (YES);
283        loop3: ;
284
285
286         _channel=99;
287
288
289        }
290
291        // token+rule list labels
292
293        state.type = _type;
294        state.channel = _channel;
295    }
296    @finally {
297        //
298        /* Terence's stuff */
299
300    }
301    return;
302}
303/* $ANTLR end "WS" */
304
305- (void) mTokens
306{
307    // T.g:1:8: ( T__7 | ID | INT | WS ) //ruleblock
308    NSInteger alt4=4;
309    unichar charLA4 = [input LA:1];
310    switch (charLA4) {
311        case 'e': ;
312            {
313            NSInteger LA4_1 = [input LA:2];
314
315            if ( (LA4_1=='n') ) {
316                NSInteger LA4_5 = [input LA:3];
317
318                if ( (LA4_5=='u') ) {
319                    NSInteger LA4_6 = [input LA:4];
320
321                    if ( (LA4_6=='m') ) {
322                        NSInteger LA4_7 = [input LA:5];
323
324                        if ( ((LA4_7 >= '0' && LA4_7 <= '9')||(LA4_7 >= 'A' && LA4_7 <= 'Z')||LA4_7=='_'||(LA4_7 >= 'a' && LA4_7 <= 'z')) ) {
325                            alt4=2;
326                        }
327                        else {
328                            alt4 = 1;
329                        }
330                    }
331                    else {
332                        alt4 = 2;
333                    }
334                }
335                else {
336                    alt4 = 2;
337                }
338            }
339            else {
340                alt4 = 2;
341            }
342            }
343            break;
344        case 'A': ;
345        case 'B': ;
346        case 'C': ;
347        case 'D': ;
348        case 'E': ;
349        case 'F': ;
350        case 'G': ;
351        case 'H': ;
352        case 'I': ;
353        case 'J': ;
354        case 'K': ;
355        case 'L': ;
356        case 'M': ;
357        case 'N': ;
358        case 'O': ;
359        case 'P': ;
360        case 'Q': ;
361        case 'R': ;
362        case 'S': ;
363        case 'T': ;
364        case 'U': ;
365        case 'V': ;
366        case 'W': ;
367        case 'X': ;
368        case 'Y': ;
369        case 'Z': ;
370        case '_': ;
371        case 'a': ;
372        case 'b': ;
373        case 'c': ;
374        case 'd': ;
375        case 'f': ;
376        case 'g': ;
377        case 'h': ;
378        case 'i': ;
379        case 'j': ;
380        case 'k': ;
381        case 'l': ;
382        case 'm': ;
383        case 'n': ;
384        case 'o': ;
385        case 'p': ;
386        case 'q': ;
387        case 'r': ;
388        case 's': ;
389        case 't': ;
390        case 'u': ;
391        case 'v': ;
392        case 'w': ;
393        case 'x': ;
394        case 'y': ;
395        case 'z': ;
396            {
397            alt4=2;
398            }
399            break;
400        case '0': ;
401        case '1': ;
402        case '2': ;
403        case '3': ;
404        case '4': ;
405        case '5': ;
406        case '6': ;
407        case '7': ;
408        case '8': ;
409        case '9': ;
410            {
411            alt4=3;
412            }
413            break;
414        case '\t': ;
415        case '\n': ;
416        case '\r': ;
417        case ' ': ;
418            {
419            alt4=4;
420            }
421            break;
422
423    default: ;
424        ANTLRNoViableAltException *nvae = [ANTLRNoViableAltException newException:4 state:0 stream:input];
425        nvae.c = charLA4;
426        @throw nvae;
427
428    }
429
430    switch (alt4) {
431        case 1 : ;
432            // T.g:1:10: T__7 // alt
433            {
434            [self mT__7];
435
436
437
438            }
439            break;
440        case 2 : ;
441            // T.g:1:15: ID // alt
442            {
443            [self mID];
444
445
446
447            }
448            break;
449        case 3 : ;
450            // T.g:1:18: INT // alt
451            {
452            [self mINT];
453
454
455
456            }
457            break;
458        case 4 : ;
459            // T.g:1:22: WS // alt
460            {
461            [self mWS];
462
463
464
465            }
466            break;
467
468    }
469
470}
471
472@end /* end of TLexer implementation line 397 */