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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/simplecTreeParser/SimpleCWalker.g
5 *     -                            On : 2012-02-16 17:56:35
6 *     -           for the tree parser : SimpleCWalkerTreeParser
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/simplecTreeParser/SimpleCWalker.g 2012-02-16 17:56:35
15
16
17/* -----------------------------------------
18 * Include the ANTLR3 generated header file.
19 */
20#import "SimpleCWalker.h"
21/* ----------------------------------------- */
22
23
24/* ============================================================================= */
25/* =============================================================================
26 * Start of recognizer
27 */
28
29#pragma mark Bitsets
30static ANTLRBitSet *FOLLOW_declaration_in_program56;
31static const unsigned long long FOLLOW_declaration_in_program56_data[] = { 0x00000000020000C2LL};
32static ANTLRBitSet *FOLLOW_variable_in_declaration76;
33static const unsigned long long FOLLOW_variable_in_declaration76_data[] = { 0x0000000000000002LL};
34static ANTLRBitSet *FOLLOW_FUNC_DECL_in_declaration87;
35static const unsigned long long FOLLOW_FUNC_DECL_in_declaration87_data[] = { 0x0000000000000004LL};
36static ANTLRBitSet *FOLLOW_functionHeader_in_declaration89;
37static const unsigned long long FOLLOW_functionHeader_in_declaration89_data[] = { 0x0000000000000008LL};
38static ANTLRBitSet *FOLLOW_FUNC_DEF_in_declaration101;
39static const unsigned long long FOLLOW_FUNC_DEF_in_declaration101_data[] = { 0x0000000000000004LL};
40static ANTLRBitSet *FOLLOW_functionHeader_in_declaration103;
41static const unsigned long long FOLLOW_functionHeader_in_declaration103_data[] = { 0x0000000000000020LL};
42static ANTLRBitSet *FOLLOW_block_in_declaration105;
43static const unsigned long long FOLLOW_block_in_declaration105_data[] = { 0x0000000000000008LL};
44static ANTLRBitSet *FOLLOW_VAR_DEF_in_variable126;
45static const unsigned long long FOLLOW_VAR_DEF_in_variable126_data[] = { 0x0000000000000004LL};
46static ANTLRBitSet *FOLLOW_type_in_variable128;
47static const unsigned long long FOLLOW_type_in_variable128_data[] = { 0x0000000000004000LL};
48static ANTLRBitSet *FOLLOW_declarator_in_variable130;
49static const unsigned long long FOLLOW_declarator_in_variable130_data[] = { 0x0000000000000008LL};
50static ANTLRBitSet *FOLLOW_K_ID_in_declarator150;
51static const unsigned long long FOLLOW_K_ID_in_declarator150_data[] = { 0x0000000000000002LL};
52static ANTLRBitSet *FOLLOW_FUNC_HDR_in_functionHeader171;
53static const unsigned long long FOLLOW_FUNC_HDR_in_functionHeader171_data[] = { 0x0000000000000004LL};
54static ANTLRBitSet *FOLLOW_type_in_functionHeader173;
55static const unsigned long long FOLLOW_type_in_functionHeader173_data[] = { 0x0000000000004000LL};
56static ANTLRBitSet *FOLLOW_K_ID_in_functionHeader175;
57static const unsigned long long FOLLOW_K_ID_in_functionHeader175_data[] = { 0x0000000000000010LL};
58static ANTLRBitSet *FOLLOW_formalParameter_in_functionHeader177;
59static const unsigned long long FOLLOW_formalParameter_in_functionHeader177_data[] = { 0x0000000000000018LL};
60static ANTLRBitSet *FOLLOW_ARG_DEF_in_formalParameter199;
61static const unsigned long long FOLLOW_ARG_DEF_in_formalParameter199_data[] = { 0x0000000000000004LL};
62static ANTLRBitSet *FOLLOW_type_in_formalParameter201;
63static const unsigned long long FOLLOW_type_in_formalParameter201_data[] = { 0x0000000000004000LL};
64static ANTLRBitSet *FOLLOW_declarator_in_formalParameter203;
65static const unsigned long long FOLLOW_declarator_in_formalParameter203_data[] = { 0x0000000000000008LL};
66static ANTLRBitSet *FOLLOW_BLOCK_in_block283;
67static const unsigned long long FOLLOW_BLOCK_in_block283_data[] = { 0x0000000000000004LL};
68static ANTLRBitSet *FOLLOW_variable_in_block285;
69static const unsigned long long FOLLOW_variable_in_block285_data[] = { 0x000000000218F828LL};
70static ANTLRBitSet *FOLLOW_stat_in_block288;
71static const unsigned long long FOLLOW_stat_in_block288_data[] = { 0x000000000018F828LL};
72static ANTLRBitSet *FOLLOW_forStat_in_stat302;
73static const unsigned long long FOLLOW_forStat_in_stat302_data[] = { 0x0000000000000002LL};
74static ANTLRBitSet *FOLLOW_expr_in_stat310;
75static const unsigned long long FOLLOW_expr_in_stat310_data[] = { 0x0000000000000002LL};
76static ANTLRBitSet *FOLLOW_block_in_stat318;
77static const unsigned long long FOLLOW_block_in_stat318_data[] = { 0x0000000000000002LL};
78static ANTLRBitSet *FOLLOW_K_FOR_in_forStat338;
79static const unsigned long long FOLLOW_K_FOR_in_forStat338_data[] = { 0x0000000000000004LL};
80static ANTLRBitSet *FOLLOW_expr_in_forStat340;
81static const unsigned long long FOLLOW_expr_in_forStat340_data[] = { 0x000000000018D800LL};
82static ANTLRBitSet *FOLLOW_expr_in_forStat342;
83static const unsigned long long FOLLOW_expr_in_forStat342_data[] = { 0x000000000018D800LL};
84static ANTLRBitSet *FOLLOW_expr_in_forStat344;
85static const unsigned long long FOLLOW_expr_in_forStat344_data[] = { 0x0000000000000020LL};
86static ANTLRBitSet *FOLLOW_block_in_forStat346;
87static const unsigned long long FOLLOW_block_in_forStat346_data[] = { 0x0000000000000008LL};
88static ANTLRBitSet *FOLLOW_K_EQEQ_in_expr362;
89static const unsigned long long FOLLOW_K_EQEQ_in_expr362_data[] = { 0x0000000000000004LL};
90static ANTLRBitSet *FOLLOW_expr_in_expr364;
91static const unsigned long long FOLLOW_expr_in_expr364_data[] = { 0x000000000018D800LL};
92static ANTLRBitSet *FOLLOW_expr_in_expr366;
93static const unsigned long long FOLLOW_expr_in_expr366_data[] = { 0x0000000000000008LL};
94static ANTLRBitSet *FOLLOW_K_LT_in_expr378;
95static const unsigned long long FOLLOW_K_LT_in_expr378_data[] = { 0x0000000000000004LL};
96static ANTLRBitSet *FOLLOW_expr_in_expr380;
97static const unsigned long long FOLLOW_expr_in_expr380_data[] = { 0x000000000018D800LL};
98static ANTLRBitSet *FOLLOW_expr_in_expr382;
99static const unsigned long long FOLLOW_expr_in_expr382_data[] = { 0x0000000000000008LL};
100static ANTLRBitSet *FOLLOW_K_PLUS_in_expr394;
101static const unsigned long long FOLLOW_K_PLUS_in_expr394_data[] = { 0x0000000000000004LL};
102static ANTLRBitSet *FOLLOW_expr_in_expr396;
103static const unsigned long long FOLLOW_expr_in_expr396_data[] = { 0x000000000018D800LL};
104static ANTLRBitSet *FOLLOW_expr_in_expr398;
105static const unsigned long long FOLLOW_expr_in_expr398_data[] = { 0x0000000000000008LL};
106static ANTLRBitSet *FOLLOW_K_EQ_in_expr410;
107static const unsigned long long FOLLOW_K_EQ_in_expr410_data[] = { 0x0000000000000004LL};
108static ANTLRBitSet *FOLLOW_K_ID_in_expr412;
109static const unsigned long long FOLLOW_K_ID_in_expr412_data[] = { 0x000000000018D800LL};
110static ANTLRBitSet *FOLLOW_expr_in_expr416;
111static const unsigned long long FOLLOW_expr_in_expr416_data[] = { 0x0000000000000008LL};
112static ANTLRBitSet *FOLLOW_atom_in_expr429;
113static const unsigned long long FOLLOW_atom_in_expr429_data[] = { 0x0000000000000002LL};
114
115
116#pragma mark Dynamic Global globalAttributeScopeImplementation
117@implementation Symbols_Scope  /* globalAttributeScopeImplementation */
118/* start of synthesize -- OBJC-Line 1750 */
119@synthesize tree;
120
121+ (Symbols_Scope *)newSymbols_Scope
122{
123return [[Symbols_Scope alloc] init];
124}
125
126- (id) init
127{
128self = [super init];
129return self;
130}
131
132/* start of iterate get and set functions */
133- (CommonTree *)gettree { return( tree ); }
134- (void)settree:(CommonTree *)aVal { tree = aVal; }
135
136/* End of iterate get and set functions */
137@end /* end of Symbols_Scope implementation */
138
139
140
141#pragma mark Dynamic Rule Scopes ruleAttributeScopeImplementation
142
143#pragma mark Rule Return Scopes returnScopeImplementation
144@implementation SimpleCWalker_expr_return /* returnScopeImplementation */
145 /* start of synthesize -- OBJC-Line 1837 */
146+ (SimpleCWalker_expr_return *)newSimpleCWalker_expr_return
147{
148return [[[SimpleCWalker_expr_return alloc] init] retain];
149}
150
151- (id) init
152{
153self = [super init];
154return self;
155}
156
157
158
159@end /* end of returnScope implementation */
160
161
162
163@implementation SimpleCWalker  // line 637
164
165/* ObjC start of ruleAttributeScope */
166#pragma mark Dynamic Rule Scopes ruleAttributeScope
167/* ObjC end of ruleAttributeScope */
168#pragma mark global Attribute Scopes globalAttributeScope
169/* ObjC start globalAttributeScope */
170static _stack;
171
172/* ObjC end globalAttributeScope */
173/* ObjC start actions.(actionScope).synthesize */
174/* ObjC start synthesize() */
175
176+ (void) initialize
177{
178    #pragma mark Bitsets
179    FOLLOW_declaration_in_program56 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_declaration_in_program56_data Count:(NSUInteger)1] retain];
180    FOLLOW_variable_in_declaration76 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_variable_in_declaration76_data Count:(NSUInteger)1] retain];
181    FOLLOW_FUNC_DECL_in_declaration87 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_FUNC_DECL_in_declaration87_data Count:(NSUInteger)1] retain];
182    FOLLOW_functionHeader_in_declaration89 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_functionHeader_in_declaration89_data Count:(NSUInteger)1] retain];
183    FOLLOW_FUNC_DEF_in_declaration101 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_FUNC_DEF_in_declaration101_data Count:(NSUInteger)1] retain];
184    FOLLOW_functionHeader_in_declaration103 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_functionHeader_in_declaration103_data Count:(NSUInteger)1] retain];
185    FOLLOW_block_in_declaration105 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_block_in_declaration105_data Count:(NSUInteger)1] retain];
186    FOLLOW_VAR_DEF_in_variable126 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_VAR_DEF_in_variable126_data Count:(NSUInteger)1] retain];
187    FOLLOW_type_in_variable128 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_type_in_variable128_data Count:(NSUInteger)1] retain];
188    FOLLOW_declarator_in_variable130 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_declarator_in_variable130_data Count:(NSUInteger)1] retain];
189    FOLLOW_K_ID_in_declarator150 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_K_ID_in_declarator150_data Count:(NSUInteger)1] retain];
190    FOLLOW_FUNC_HDR_in_functionHeader171 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_FUNC_HDR_in_functionHeader171_data Count:(NSUInteger)1] retain];
191    FOLLOW_type_in_functionHeader173 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_type_in_functionHeader173_data Count:(NSUInteger)1] retain];
192    FOLLOW_K_ID_in_functionHeader175 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_K_ID_in_functionHeader175_data Count:(NSUInteger)1] retain];
193    FOLLOW_formalParameter_in_functionHeader177 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_formalParameter_in_functionHeader177_data Count:(NSUInteger)1] retain];
194    FOLLOW_ARG_DEF_in_formalParameter199 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_ARG_DEF_in_formalParameter199_data Count:(NSUInteger)1] retain];
195    FOLLOW_type_in_formalParameter201 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_type_in_formalParameter201_data Count:(NSUInteger)1] retain];
196    FOLLOW_declarator_in_formalParameter203 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_declarator_in_formalParameter203_data Count:(NSUInteger)1] retain];
197    FOLLOW_BLOCK_in_block283 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_BLOCK_in_block283_data Count:(NSUInteger)1] retain];
198    FOLLOW_variable_in_block285 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_variable_in_block285_data Count:(NSUInteger)1] retain];
199    FOLLOW_stat_in_block288 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_stat_in_block288_data Count:(NSUInteger)1] retain];
200    FOLLOW_forStat_in_stat302 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_forStat_in_stat302_data Count:(NSUInteger)1] retain];
201    FOLLOW_expr_in_stat310 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_expr_in_stat310_data Count:(NSUInteger)1] retain];
202    FOLLOW_block_in_stat318 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_block_in_stat318_data Count:(NSUInteger)1] retain];
203    FOLLOW_K_FOR_in_forStat338 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_K_FOR_in_forStat338_data Count:(NSUInteger)1] retain];
204    FOLLOW_expr_in_forStat340 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_expr_in_forStat340_data Count:(NSUInteger)1] retain];
205    FOLLOW_expr_in_forStat342 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_expr_in_forStat342_data Count:(NSUInteger)1] retain];
206    FOLLOW_expr_in_forStat344 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_expr_in_forStat344_data Count:(NSUInteger)1] retain];
207    FOLLOW_block_in_forStat346 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_block_in_forStat346_data Count:(NSUInteger)1] retain];
208    FOLLOW_K_EQEQ_in_expr362 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_K_EQEQ_in_expr362_data Count:(NSUInteger)1] retain];
209    FOLLOW_expr_in_expr364 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_expr_in_expr364_data Count:(NSUInteger)1] retain];
210    FOLLOW_expr_in_expr366 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_expr_in_expr366_data Count:(NSUInteger)1] retain];
211    FOLLOW_K_LT_in_expr378 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_K_LT_in_expr378_data Count:(NSUInteger)1] retain];
212    FOLLOW_expr_in_expr380 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_expr_in_expr380_data Count:(NSUInteger)1] retain];
213    FOLLOW_expr_in_expr382 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_expr_in_expr382_data Count:(NSUInteger)1] retain];
214    FOLLOW_K_PLUS_in_expr394 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_K_PLUS_in_expr394_data Count:(NSUInteger)1] retain];
215    FOLLOW_expr_in_expr396 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_expr_in_expr396_data Count:(NSUInteger)1] retain];
216    FOLLOW_expr_in_expr398 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_expr_in_expr398_data Count:(NSUInteger)1] retain];
217    FOLLOW_K_EQ_in_expr410 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_K_EQ_in_expr410_data Count:(NSUInteger)1] retain];
218    FOLLOW_K_ID_in_expr412 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_K_ID_in_expr412_data Count:(NSUInteger)1] retain];
219    FOLLOW_expr_in_expr416 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_expr_in_expr416_data Count:(NSUInteger)1] retain];
220    FOLLOW_atom_in_expr429 = [[ANTLRBitSet newBitSetWithBits:(const unsigned long long *)FOLLOW_atom_in_expr429_data Count:(NSUInteger)1] retain];
221
222    [BaseRecognizer setTokenNames:[[AMutableArray arrayWithObjects:@"<invalid>", @"<EOR>", @"<DOWN>", @"<UP>",
223 @"ARG_DEF", @"BLOCK", @"FUNC_DECL", @"FUNC_DEF", @"FUNC_HDR", @"K_CHAR",
224 @"K_COMMA", @"K_EQ", @"K_EQEQ", @"K_FOR", @"K_ID", @"K_INT", @"K_INT_TYPE",
225 @"K_LCURLY", @"K_LCURVE", @"K_LT", @"K_PLUS", @"K_RCURLY", @"K_RCURVE",
226 @"K_SEMICOLON", @"K_VOID", @"VAR_DEF", @"WS", nil] retain]];
227    [BaseRecognizer setGrammarFileName:@"/Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g"];
228}
229
230+ (SimpleCWalker *)newSimpleCWalker:(id<TreeNodeStream>)aStream
231{
232    return [[SimpleCWalker alloc] initWithStream:aStream];
233}
234
235- (id) initWithStream:(id<TreeNodeStream>)aStream
236{
237    self = [super initWithStream:aStream State:[[RecognizerSharedState newRecognizerSharedStateWithRuleLen:12+1] retain]];
238    if ( self != nil ) {
239        /* globalAttributeScopeInit */
240
241        Symbols_scope = [Symbols_Scope newSymbols_Scope];
242
243        Symbols_stack = [SymbolStack newSymbolStackWithLen:30];
244
245        /* start of actions-actionScope-init */
246        /* start of init */
247    }
248    return self;
249}
250
251- (void) dealloc
252{
253    [Symbols_stack release];
254
255    [super dealloc];
256}
257
258/* ObjC start actions.(actionScope).methods */
259/* ObjC end actions.(actionScope).methods */
260/* ObjC start methods() */
261/* ObjC end methods() */
262/* ObjC start rules */
263/*
264 * $ANTLR start program
265 * /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:13:1: program : ( declaration )+ ;
266 */
267- (void) program
268{
269    /* ruleScopeSetUp */
270
271    /* ruleDeclarations */
272
273    @try {
274        /* ruleLabelDefs entry */
275
276
277        // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:14:5: ( ( declaration )+ ) // ruleBlockSingleAlt
278        // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:14:9: ( declaration )+ // alt
279        {
280
281        // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:14:9: ( declaration )+ // positiveClosureBlock
282        NSInteger cnt1 = 0;
283        do {
284            NSInteger alt1 = 2;
285            NSInteger LA1_0 = [input LA:1];
286            if ( ((LA1_0 >= FUNC_DECL && LA1_0 <= FUNC_DEF)||LA1_0==VAR_DEF) ) {
287                alt1=1;
288            }
289
290
291            switch (alt1) {
292                case 1 : ;
293                    // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:14:9: declaration // alt
294                    {
295
296                    /* ruleRef */
297                    [self pushFollow:FOLLOW_declaration_in_program56];
298                    [self declaration];
299
300                    [self popFollow];
301
302
303
304                    }
305                    break;
306
307                default :
308                    if ( cnt1 >= 1 )
309                        goto loop1;
310                    EarlyExitException *eee =
311                        [EarlyExitException newException:input decisionNumber:1];
312                    @throw eee;
313            }
314            cnt1++;
315        } while (YES);
316        loop1: ;
317
318
319        }
320
321        /* token+rule list labels */
322
323    }
324    @catch (RecognitionException *re) {
325        [self reportError:re];
326        [self recover:input Exception:re];
327    }
328
329    @finally {
330        /* ruleScopeCleanUp */
331
332    }
333    return ;
334}
335/* $ANTLR end program */
336
337/*
338 * $ANTLR start declaration
339 * /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:17:1: declaration : ( variable | ^( FUNC_DECL functionHeader ) | ^( FUNC_DEF functionHeader block ) );
340 */
341- (void) declaration
342{
343    /* ruleScopeSetUp */
344
345    /* ruleDeclarations */
346
347    @try {
348        /* ruleLabelDefs entry */
349
350
351        // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:18:5: ( variable | ^( FUNC_DECL functionHeader ) | ^( FUNC_DEF functionHeader block ) ) //ruleblock
352        NSInteger alt2=3;
353        unichar charLA2 = [input LA:1];
354        switch (charLA2) {
355            case VAR_DEF: ;
356                {
357                alt2=1;
358                }
359                break;
360            case FUNC_DECL: ;
361                {
362                alt2=2;
363                }
364                break;
365            case FUNC_DEF: ;
366                {
367                alt2=3;
368                }
369                break;
370
371        default: ;
372            NoViableAltException *nvae = [NoViableAltException newException:2 state:0 stream:input];
373            nvae.c = charLA2;
374            @throw nvae;
375
376        }
377
378        switch (alt2) {
379            case 1 : ;
380                // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:18:9: variable // alt
381                {
382
383                /* ruleRef */
384                [self pushFollow:FOLLOW_variable_in_declaration76];
385                [self variable];
386
387                [self popFollow];
388
389
390
391                }
392                break;
393            case 2 : ;
394                // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:19:9: ^( FUNC_DECL functionHeader ) // alt
395                {
396
397
398                [self match:input TokenType:FUNC_DECL Follow:FOLLOW_FUNC_DECL_in_declaration87];
399
400                    [self match:input TokenType:DOWN Follow:nil];
401
402                    /* ruleRef */
403                    [self pushFollow:FOLLOW_functionHeader_in_declaration89];
404                    [self functionHeader];
405
406                    [self popFollow];
407
408
409
410                    [self match:input TokenType:UP Follow:nil];
411
412
413                }
414                break;
415            case 3 : ;
416                // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:20:9: ^( FUNC_DEF functionHeader block ) // alt
417                {
418
419
420                [self match:input TokenType:FUNC_DEF Follow:FOLLOW_FUNC_DEF_in_declaration101];
421
422                    [self match:input TokenType:DOWN Follow:nil];
423
424                    /* ruleRef */
425                    [self pushFollow:FOLLOW_functionHeader_in_declaration103];
426                    [self functionHeader];
427
428                    [self popFollow];
429
430
431
432                    /* ruleRef */
433                    [self pushFollow:FOLLOW_block_in_declaration105];
434                    [self block];
435
436                    [self popFollow];
437
438
439
440                    [self match:input TokenType:UP Follow:nil];
441
442
443                }
444                break;
445
446        }
447        /* token+rule list labels */
448
449    }
450    @catch (RecognitionException *re) {
451        [self reportError:re];
452        [self recover:input Exception:re];
453    }
454
455    @finally {
456        /* ruleScopeCleanUp */
457
458    }
459    return ;
460}
461/* $ANTLR end declaration */
462
463/*
464 * $ANTLR start variable
465 * /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:23:1: variable : ^( VAR_DEF type declarator ) ;
466 */
467- (void) variable
468{
469    /* ruleScopeSetUp */
470
471    /* ruleDeclarations */
472
473    @try {
474        /* ruleLabelDefs entry */
475
476
477        // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:24:5: ( ^( VAR_DEF type declarator ) ) // ruleBlockSingleAlt
478        // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:24:9: ^( VAR_DEF type declarator ) // alt
479        {
480
481
482        [self match:input TokenType:VAR_DEF Follow:FOLLOW_VAR_DEF_in_variable126];
483
484            [self match:input TokenType:DOWN Follow:nil];
485
486            /* ruleRef */
487            [self pushFollow:FOLLOW_type_in_variable128];
488            [self type];
489
490            [self popFollow];
491
492
493
494            /* ruleRef */
495            [self pushFollow:FOLLOW_declarator_in_variable130];
496            [self declarator];
497
498            [self popFollow];
499
500
501
502            [self match:input TokenType:UP Follow:nil];
503
504
505        }
506
507        /* token+rule list labels */
508
509    }
510    @catch (RecognitionException *re) {
511        [self reportError:re];
512        [self recover:input Exception:re];
513    }
514
515    @finally {
516        /* ruleScopeCleanUp */
517
518    }
519    return ;
520}
521/* $ANTLR end variable */
522
523/*
524 * $ANTLR start declarator
525 * /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:27:1: declarator : K_ID ;
526 */
527- (void) declarator
528{
529    /* ruleScopeSetUp */
530
531    /* ruleDeclarations */
532
533    @try {
534        /* ruleLabelDefs entry */
535
536
537        // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:28:5: ( K_ID ) // ruleBlockSingleAlt
538        // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:28:9: K_ID // alt
539        {
540
541        [self match:input TokenType:K_ID Follow:FOLLOW_K_ID_in_declarator150];
542
543        }
544
545        /* token+rule list labels */
546
547    }
548    @catch (RecognitionException *re) {
549        [self reportError:re];
550        [self recover:input Exception:re];
551    }
552
553    @finally {
554        /* ruleScopeCleanUp */
555
556    }
557    return ;
558}
559/* $ANTLR end declarator */
560
561/*
562 * $ANTLR start functionHeader
563 * /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:31:1: functionHeader : ^( FUNC_HDR type K_ID ( formalParameter )+ ) ;
564 */
565- (void) functionHeader
566{
567    /* ruleScopeSetUp */
568
569    /* ruleDeclarations */
570
571    @try {
572        /* ruleLabelDefs entry */
573
574
575        // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:32:5: ( ^( FUNC_HDR type K_ID ( formalParameter )+ ) ) // ruleBlockSingleAlt
576        // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:32:9: ^( FUNC_HDR type K_ID ( formalParameter )+ ) // alt
577        {
578
579
580        [self match:input TokenType:FUNC_HDR Follow:FOLLOW_FUNC_HDR_in_functionHeader171];
581
582            [self match:input TokenType:DOWN Follow:nil];
583
584            /* ruleRef */
585            [self pushFollow:FOLLOW_type_in_functionHeader173];
586            [self type];
587
588            [self popFollow];
589
590
591
592            [self match:input TokenType:K_ID Follow:FOLLOW_K_ID_in_functionHeader175];
593
594            // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:32:30: ( formalParameter )+ // positiveClosureBlock
595            NSInteger cnt3 = 0;
596            do {
597                NSInteger alt3 = 2;
598                NSInteger LA3_0 = [input LA:1];
599                if ( (LA3_0==ARG_DEF) ) {
600                    alt3=1;
601                }
602
603
604                switch (alt3) {
605                    case 1 : ;
606                        // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:32:30: formalParameter // alt
607                        {
608
609                        /* ruleRef */
610                        [self pushFollow:FOLLOW_formalParameter_in_functionHeader177];
611                        [self formalParameter];
612
613                        [self popFollow];
614
615
616
617                        }
618                        break;
619
620                    default :
621                        if ( cnt3 >= 1 )
622                            goto loop3;
623                        EarlyExitException *eee =
624                            [EarlyExitException newException:input decisionNumber:3];
625                        @throw eee;
626                }
627                cnt3++;
628            } while (YES);
629            loop3: ;
630
631
632            [self match:input TokenType:UP Follow:nil];
633
634
635        }
636
637        /* token+rule list labels */
638
639    }
640    @catch (RecognitionException *re) {
641        [self reportError:re];
642        [self recover:input Exception:re];
643    }
644
645    @finally {
646        /* ruleScopeCleanUp */
647
648    }
649    return ;
650}
651/* $ANTLR end functionHeader */
652
653/*
654 * $ANTLR start formalParameter
655 * /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:35:1: formalParameter : ^( ARG_DEF type declarator ) ;
656 */
657- (void) formalParameter
658{
659    /* ruleScopeSetUp */
660
661    /* ruleDeclarations */
662
663    @try {
664        /* ruleLabelDefs entry */
665
666
667        // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:36:5: ( ^( ARG_DEF type declarator ) ) // ruleBlockSingleAlt
668        // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:36:9: ^( ARG_DEF type declarator ) // alt
669        {
670
671
672        [self match:input TokenType:ARG_DEF Follow:FOLLOW_ARG_DEF_in_formalParameter199];
673
674            [self match:input TokenType:DOWN Follow:nil];
675
676            /* ruleRef */
677            [self pushFollow:FOLLOW_type_in_formalParameter201];
678            [self type];
679
680            [self popFollow];
681
682
683
684            /* ruleRef */
685            [self pushFollow:FOLLOW_declarator_in_formalParameter203];
686            [self declarator];
687
688            [self popFollow];
689
690
691
692            [self match:input TokenType:UP Follow:nil];
693
694
695        }
696
697        /* token+rule list labels */
698
699    }
700    @catch (RecognitionException *re) {
701        [self reportError:re];
702        [self recover:input Exception:re];
703    }
704
705    @finally {
706        /* ruleScopeCleanUp */
707
708    }
709    return ;
710}
711/* $ANTLR end formalParameter */
712
713/*
714 * $ANTLR start type
715 * /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:39:1: type : ( K_INT_TYPE | K_CHAR | K_VOID | K_ID );
716 */
717- (void) type
718{
719    /* ruleScopeSetUp */
720
721    /* ruleDeclarations */
722
723    @try {
724        /* ruleLabelDefs entry */
725
726
727        // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:40:5: ( K_INT_TYPE | K_CHAR | K_VOID | K_ID ) // ruleBlockSingleAlt
728        // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g: // alt
729        {
730
731        if ([input LA:1] == K_CHAR||[input LA:1] == K_ID||[input LA:1] == K_INT_TYPE||[input LA:1] == K_VOID) {
732            [input consume];
733            [state setIsErrorRecovery:NO];
734        } else {
735            MismatchedSetException *mse = [MismatchedSetException newException:nil stream:input];
736            @throw mse;
737        }
738
739
740        }
741
742        /* token+rule list labels */
743
744    }
745    @catch (RecognitionException *re) {
746        [self reportError:re];
747        [self recover:input Exception:re];
748    }
749
750    @finally {
751        /* ruleScopeCleanUp */
752
753    }
754    return ;
755}
756/* $ANTLR end type */
757
758/*
759 * $ANTLR start block
760 * /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:46:1: block : ^( BLOCK ( variable )* ( stat )* ) ;
761 */
762- (void) block
763{
764    /* ruleScopeSetUp */
765
766    /* ruleDeclarations */
767
768    @try {
769        /* ruleLabelDefs entry */
770
771
772        // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:47:5: ( ^( BLOCK ( variable )* ( stat )* ) ) // ruleBlockSingleAlt
773        // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:47:9: ^( BLOCK ( variable )* ( stat )* ) // alt
774        {
775
776
777        [self match:input TokenType:BLOCK Follow:FOLLOW_BLOCK_in_block283];
778
779        if ( [input LA:1] == DOWN ) {
780            [self match:input TokenType:DOWN Follow:nil];
781
782
783            do {
784                NSInteger alt4=2;
785                NSInteger LA4_0 = [input LA:1];
786                if ( (LA4_0==VAR_DEF) ) {
787                    alt4=1;
788                }
789
790
791                switch (alt4) {
792                    case 1 : ;
793                        // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:47:17: variable // alt
794                        {
795
796                        /* ruleRef */
797                        [self pushFollow:FOLLOW_variable_in_block285];
798                        [self variable];
799
800                        [self popFollow];
801
802
803
804                        }
805                        break;
806
807                    default :
808                        goto loop4;
809                }
810            } while (YES);
811            loop4: ;
812
813
814
815            do {
816                NSInteger alt5=2;
817                NSInteger LA5_0 = [input LA:1];
818                if ( (LA5_0==BLOCK||(LA5_0 >= K_EQ && LA5_0 <= K_INT)||(LA5_0 >= K_LT && LA5_0 <= K_PLUS)) ) {
819                    alt5=1;
820                }
821
822
823                switch (alt5) {
824                    case 1 : ;
825                        // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:47:27: stat // alt
826                        {
827
828                        /* ruleRef */
829                        [self pushFollow:FOLLOW_stat_in_block288];
830                        [self stat];
831
832                        [self popFollow];
833
834
835
836                        }
837                        break;
838
839                    default :
840                        goto loop5;
841                }
842            } while (YES);
843            loop5: ;
844
845
846            [self match:input TokenType:UP Follow:nil];
847        }
848
849
850        }
851
852        /* token+rule list labels */
853
854    }
855    @catch (RecognitionException *re) {
856        [self reportError:re];
857        [self recover:input Exception:re];
858    }
859
860    @finally {
861        /* ruleScopeCleanUp */
862
863    }
864    return ;
865}
866/* $ANTLR end block */
867
868/*
869 * $ANTLR start stat
870 * /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:50:1: stat : ( forStat | expr | block );
871 */
872- (void) stat
873{
874    /* ruleScopeSetUp */
875
876    /* ruleDeclarations */
877
878    @try {
879        /* ruleLabelDefs entry */
880
881
882        // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:50:5: ( forStat | expr | block ) //ruleblock
883        NSInteger alt6=3;
884        unichar charLA6 = [input LA:1];
885        switch (charLA6) {
886            case K_FOR: ;
887                {
888                alt6=1;
889                }
890                break;
891            case K_EQ: ;
892            case K_EQEQ: ;
893            case K_ID: ;
894            case K_INT: ;
895            case K_LT: ;
896            case K_PLUS: ;
897                {
898                alt6=2;
899                }
900                break;
901            case BLOCK: ;
902                {
903                alt6=3;
904                }
905                break;
906
907        default: ;
908            NoViableAltException *nvae = [NoViableAltException newException:6 state:0 stream:input];
909            nvae.c = charLA6;
910            @throw nvae;
911
912        }
913
914        switch (alt6) {
915            case 1 : ;
916                // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:50:7: forStat // alt
917                {
918
919                /* ruleRef */
920                [self pushFollow:FOLLOW_forStat_in_stat302];
921                [self forStat];
922
923                [self popFollow];
924
925
926
927                }
928                break;
929            case 2 : ;
930                // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:51:7: expr // alt
931                {
932
933                /* ruleRef */
934                [self pushFollow:FOLLOW_expr_in_stat310];
935                [self expr];
936
937                [self popFollow];
938
939
940
941                }
942                break;
943            case 3 : ;
944                // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:52:7: block // alt
945                {
946
947                /* ruleRef */
948                [self pushFollow:FOLLOW_block_in_stat318];
949                [self block];
950
951                [self popFollow];
952
953
954
955                }
956                break;
957
958        }
959        /* token+rule list labels */
960
961    }
962    @catch (RecognitionException *re) {
963        [self reportError:re];
964        [self recover:input Exception:re];
965    }
966
967    @finally {
968        /* ruleScopeCleanUp */
969
970    }
971    return ;
972}
973/* $ANTLR end stat */
974
975/*
976 * $ANTLR start forStat
977 * /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:55:1: forStat : ^( K_FOR expr expr expr block ) ;
978 */
979- (void) forStat
980{
981    /* ruleScopeSetUp */
982
983    /* ruleDeclarations */
984
985    @try {
986        /* ruleLabelDefs entry */
987
988
989        // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:56:5: ( ^( K_FOR expr expr expr block ) ) // ruleBlockSingleAlt
990        // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:56:9: ^( K_FOR expr expr expr block ) // alt
991        {
992
993
994        [self match:input TokenType:K_FOR Follow:FOLLOW_K_FOR_in_forStat338];
995
996            [self match:input TokenType:DOWN Follow:nil];
997
998            /* ruleRef */
999            [self pushFollow:FOLLOW_expr_in_forStat340];
1000            [self expr];
1001
1002            [self popFollow];
1003
1004
1005
1006            /* ruleRef */
1007            [self pushFollow:FOLLOW_expr_in_forStat342];
1008            [self expr];
1009
1010            [self popFollow];
1011
1012
1013
1014            /* ruleRef */
1015            [self pushFollow:FOLLOW_expr_in_forStat344];
1016            [self expr];
1017
1018            [self popFollow];
1019
1020
1021
1022            /* ruleRef */
1023            [self pushFollow:FOLLOW_block_in_forStat346];
1024            [self block];
1025
1026            [self popFollow];
1027
1028
1029
1030            [self match:input TokenType:UP Follow:nil];
1031
1032
1033        }
1034
1035        /* token+rule list labels */
1036
1037    }
1038    @catch (RecognitionException *re) {
1039        [self reportError:re];
1040        [self recover:input Exception:re];
1041    }
1042
1043    @finally {
1044        /* ruleScopeCleanUp */
1045
1046    }
1047    return ;
1048}
1049/* $ANTLR end forStat */
1050
1051/*
1052 * $ANTLR start expr
1053 * /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:59:1: expr : ( ^( K_EQEQ expr expr ) | ^( K_LT expr expr ) | ^( K_PLUS expr expr ) | ^( K_EQ K_ID e= expr ) | atom );
1054 */
1055- (SimpleCWalker_expr_return *) expr
1056{
1057    /* ruleScopeSetUp */
1058
1059    /* ruleDeclarations */
1060    SimpleCWalker_expr_return * retval = [SimpleCWalker_expr_return newSimpleCWalker_expr_return];
1061    [retval setStart:[input LT:1]];
1062
1063
1064    @try {
1065        /* ruleLabelDefs entry */
1066        CommonTree *K_ID1 = nil;SimpleCWalker_expr_return * e = nil ;
1067
1068
1069        // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:59:5: ( ^( K_EQEQ expr expr ) | ^( K_LT expr expr ) | ^( K_PLUS expr expr ) | ^( K_EQ K_ID e= expr ) | atom ) //ruleblock
1070        NSInteger alt7=5;
1071        unichar charLA7 = [input LA:1];
1072        switch (charLA7) {
1073            case K_EQEQ: ;
1074                {
1075                alt7=1;
1076                }
1077                break;
1078            case K_LT: ;
1079                {
1080                alt7=2;
1081                }
1082                break;
1083            case K_PLUS: ;
1084                {
1085                alt7=3;
1086                }
1087                break;
1088            case K_EQ: ;
1089                {
1090                alt7=4;
1091                }
1092                break;
1093            case K_ID: ;
1094            case K_INT: ;
1095                {
1096                alt7=5;
1097                }
1098                break;
1099
1100        default: ;
1101            NoViableAltException *nvae = [NoViableAltException newException:7 state:0 stream:input];
1102            nvae.c = charLA7;
1103            @throw nvae;
1104
1105        }
1106
1107        switch (alt7) {
1108            case 1 : ;
1109                // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:59:9: ^( K_EQEQ expr expr ) // alt
1110                {
1111
1112
1113                [self match:input TokenType:K_EQEQ Follow:FOLLOW_K_EQEQ_in_expr362];
1114
1115                    [self match:input TokenType:DOWN Follow:nil];
1116
1117                    /* ruleRef */
1118                    [self pushFollow:FOLLOW_expr_in_expr364];
1119                    [self expr];
1120
1121                    [self popFollow];
1122
1123
1124
1125                    /* ruleRef */
1126                    [self pushFollow:FOLLOW_expr_in_expr366];
1127                    [self expr];
1128
1129                    [self popFollow];
1130
1131
1132
1133                    [self match:input TokenType:UP Follow:nil];
1134
1135
1136                }
1137                break;
1138            case 2 : ;
1139                // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:60:9: ^( K_LT expr expr ) // alt
1140                {
1141
1142
1143                [self match:input TokenType:K_LT Follow:FOLLOW_K_LT_in_expr378];
1144
1145                    [self match:input TokenType:DOWN Follow:nil];
1146
1147                    /* ruleRef */
1148                    [self pushFollow:FOLLOW_expr_in_expr380];
1149                    [self expr];
1150
1151                    [self popFollow];
1152
1153
1154
1155                    /* ruleRef */
1156                    [self pushFollow:FOLLOW_expr_in_expr382];
1157                    [self expr];
1158
1159                    [self popFollow];
1160
1161
1162
1163                    [self match:input TokenType:UP Follow:nil];
1164
1165
1166                }
1167                break;
1168            case 3 : ;
1169                // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:61:9: ^( K_PLUS expr expr ) // alt
1170                {
1171
1172
1173                [self match:input TokenType:K_PLUS Follow:FOLLOW_K_PLUS_in_expr394];
1174
1175                    [self match:input TokenType:DOWN Follow:nil];
1176
1177                    /* ruleRef */
1178                    [self pushFollow:FOLLOW_expr_in_expr396];
1179                    [self expr];
1180
1181                    [self popFollow];
1182
1183
1184
1185                    /* ruleRef */
1186                    [self pushFollow:FOLLOW_expr_in_expr398];
1187                    [self expr];
1188
1189                    [self popFollow];
1190
1191
1192
1193                    [self match:input TokenType:UP Follow:nil];
1194
1195
1196                }
1197                break;
1198            case 4 : ;
1199                // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:62:9: ^( K_EQ K_ID e= expr ) // alt
1200                {
1201
1202
1203                [self match:input TokenType:K_EQ Follow:FOLLOW_K_EQ_in_expr410];
1204
1205                    [self match:input TokenType:DOWN Follow:nil];
1206
1207                    K_ID1=(CommonTree *)[self match:input TokenType:K_ID Follow:FOLLOW_K_ID_in_expr412];
1208
1209                    /* ruleRef */
1210                    [self pushFollow:FOLLOW_expr_in_expr416];
1211                    e = [self expr];
1212
1213                    [self popFollow];
1214
1215
1216
1217                    [self match:input TokenType:UP Follow:nil];
1218
1219
1220
1221                 NSLog(@"assigning %@ to variable %@", (e!=nil?[[input getTokenStream] toStringFromStart:[[input getTreeAdaptor] getTokenStartIndex:[e getStart]]ToEnd:[[input getTreeAdaptor] getTokenStopIndex:[e getStart]]]:0), (K_ID1!=nil?K_ID1.text:nil));
1222
1223
1224                }
1225                break;
1226            case 5 : ;
1227                // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:63:9: atom // alt
1228                {
1229
1230                /* ruleRef */
1231                [self pushFollow:FOLLOW_atom_in_expr429];
1232                [self atom];
1233
1234                [self popFollow];
1235
1236
1237
1238                }
1239                break;
1240
1241        }
1242        /* token+rule list labels */
1243
1244    }
1245    @catch (RecognitionException *re) {
1246        [self reportError:re];
1247        [self recover:input Exception:re];
1248    }
1249
1250    @finally {
1251        /* ruleScopeCleanUp */
1252
1253    }
1254    return retval;
1255}
1256/* $ANTLR end expr */
1257
1258/*
1259 * $ANTLR start atom
1260 * /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:66:1: atom : ( K_ID | K_INT );
1261 */
1262- (void) atom
1263{
1264    /* ruleScopeSetUp */
1265
1266    /* ruleDeclarations */
1267
1268    @try {
1269        /* ruleLabelDefs entry */
1270
1271
1272        // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g:67:5: ( K_ID | K_INT ) // ruleBlockSingleAlt
1273        // /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCWalker.g: // alt
1274        {
1275
1276        if ((([input LA:1] >= K_ID) && ([input LA:1] <= K_INT))) {
1277            [input consume];
1278            [state setIsErrorRecovery:NO];
1279        } else {
1280            MismatchedSetException *mse = [MismatchedSetException newException:nil stream:input];
1281            @throw mse;
1282        }
1283
1284
1285        }
1286
1287        /* token+rule list labels */
1288
1289    }
1290    @catch (RecognitionException *re) {
1291        [self reportError:re];
1292        [self recover:input Exception:re];
1293    }
1294
1295    @finally {
1296        /* ruleScopeCleanUp */
1297
1298    }
1299    return ;
1300}
1301/* $ANTLR end atom */
1302/* ObjC end rules */
1303
1304@end /* end of SimpleCWalker implementation line 692 */
1305