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/** \file
* This OBJC source file was generated by $ANTLR version ${project.version} ${buildNumber}
*
* - From the grammar source file : TreeRewrite.g
* - On : 2011-05-06 18:56:28
* - for the lexer : TreeRewriteLexerLexer
*
* Editing it, at least manually, is not wise.
*
* ObjC language generator and runtime by Alan Condit, acondit|hereisanat|ipns|dotgoeshere|com.
*
*
*/
// $ANTLR ${project.version} ${buildNumber} TreeRewrite.g 2011-05-06 18:56:28
/* -----------------------------------------
* Include the ANTLR3 generated header file.
*/
#import "TreeRewriteLexer.h"
/* ----------------------------------------- */
/* ============================================================================= */
/* =============================================================================
* Start of recognizer
*/
/** As per Terence: No returns for lexer rules! */
@implementation TreeRewriteLexer // line 330
+ (void) initialize
{
[ANTLRBaseRecognizer setGrammarFileName:@"TreeRewrite.g"];
}
+ (NSString *) tokenNameForType:(NSInteger)aTokenType
{
return [[self getTokenNames] objectAtIndex:aTokenType];
}
+ (TreeRewriteLexer *)newTreeRewriteLexerWithCharStream:(id<ANTLRCharStream>)anInput
{
return [[TreeRewriteLexer alloc] initWithCharStream:anInput];
}
- (id) initWithCharStream:(id<ANTLRCharStream>)anInput
{
self = [super initWithCharStream:anInput State:[[ANTLRRecognizerSharedState newANTLRRecognizerSharedStateWithRuleLen:3+1] retain]];
if ( self != nil ) {
}
return self;
}
- (void) dealloc
{
[super dealloc];
}
/* ObjC Start of actions.lexer.methods */
/* ObjC end of actions.lexer.methods */
/* ObjC start methods() */
/* ObjC end methods() */
/* Start of Rules */
// $ANTLR start "INT"
- (void) mINT
{
//
/* my ruleScopeSetUp */
/* Terence's stuff */
@try {
NSInteger _type = INT;
NSInteger _channel = ANTLRTokenChannelDefault;
// TreeRewrite.g:15:5: ( ( '0' .. '9' )+ ) // ruleBlockSingleAlt
// TreeRewrite.g:15:7: ( '0' .. '9' )+ // alt
{
// TreeRewrite.g:15:7: ( '0' .. '9' )+ // positiveClosureBlock
NSInteger cnt1 = 0;
do {
NSInteger alt1 = 2;
NSInteger LA1_0 = [input LA:1];
if ( ((LA1_0 >= '0' && LA1_0 <= '9')) ) {
alt1=1;
}
switch (alt1) {
case 1 : ;
// TreeRewrite.g: // alt
{
if ((([input LA:1] >= '0') && ([input LA:1] <= '9'))) {
[input consume];
} else {
ANTLRMismatchedSetException *mse = [ANTLRMismatchedSetException newException:nil stream:input];
[self recover:mse];
@throw mse;
}
}
break;
default :
if ( cnt1 >= 1 )
goto loop1;
ANTLREarlyExitException *eee =
[ANTLREarlyExitException newException:input decisionNumber:1];
@throw eee;
}
cnt1++;
} while (YES);
loop1: ;
}
// token+rule list labels
state.type = _type;
state.channel = _channel;
}
@finally {
//
/* Terence's stuff */
}
return;
}
/* $ANTLR end "INT" */
// $ANTLR start "WS"
- (void) mWS
{
//
/* my ruleScopeSetUp */
/* Terence's stuff */
@try {
NSInteger _type = WS;
NSInteger _channel = ANTLRTokenChannelDefault;
// TreeRewrite.g:18:5: ( ' ' ) // ruleBlockSingleAlt
// TreeRewrite.g:18:9: ' ' // alt
{
[self matchChar:' '];
_channel=HIDDEN;
}
// token+rule list labels
state.type = _type;
state.channel = _channel;
}
@finally {
//
/* Terence's stuff */
}
return;
}
/* $ANTLR end "WS" */
- (void) mTokens
{
// TreeRewrite.g:1:8: ( INT | WS ) //ruleblock
NSInteger alt2=2;
NSInteger LA2_0 = [input LA:1];
if ( ((LA2_0 >= '0' && LA2_0 <= '9')) ) {
alt2=1;
}
else if ( (LA2_0==' ') ) {
alt2=2;
}
else {
ANTLRNoViableAltException *nvae = [ANTLRNoViableAltException newException:2 state:0 stream:input];
nvae.c = LA2_0;
@throw nvae;
}
switch (alt2) {
case 1 : ;
// TreeRewrite.g:1:10: INT // alt
{
[self mINT];
}
break;
case 2 : ;
// TreeRewrite.g:1:14: WS // alt
{
[self mWS];
}
break;
}
}
@end /* end of TreeRewriteLexer implementation line 397 */
|
