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android13/external/antlr/runtime/ObjC/Framework/examples/treeparser/LangLexer.m

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Objective-C
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/** \file
* This OBJC source file was generated by $ANTLR version 3.4
*
* - From the grammar source file : /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/treeparser/Lang.g
* - On : 2012-02-16 17:58:54
* - for the lexer : LangLexerLexer
*
* Editing it, at least manually, is not wise.
*
* ObjC language generator and runtime by Alan Condit, acondit|hereisanat|ipns|dotgoeshere|com.
*
*
*/
// $ANTLR 3.4 /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/treeparser/Lang.g 2012-02-16 17:58:54
/* -----------------------------------------
* Include the ANTLR3 generated header file.
*/
#import "LangLexer.h"
/* ----------------------------------------- */
/* ============================================================================= */
/* =============================================================================
* Start of recognizer
*/
/** As per Terence: No returns for lexer rules! */
@implementation LangLexer // line 330
+ (void) initialize
{
[BaseRecognizer setGrammarFileName:@"/Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/treeparser/Lang.g"];
}
+ (NSString *) tokenNameForType:(NSInteger)aTokenType
{
return [[self getTokenNames] objectAtIndex:aTokenType];
}
+ (LangLexer *)newLangLexerWithCharStream:(id<CharStream>)anInput
{
return [[LangLexer alloc] initWithCharStream:anInput];
}
- (id) initWithCharStream:(id<CharStream>)anInput
{
self = [super initWithCharStream:anInput State:[RecognizerSharedState newRecognizerSharedStateWithRuleLen:7+1]];
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 "T__10"
- (void) mT__10
{
//
/* ruleScopeSetUp */
/* ruleDeclarations */
@try {
NSInteger _type = T__10;
NSInteger _channel = TokenChannelDefault;
// /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/treeparser/Lang.g:7:7: ( ';' ) // ruleBlockSingleAlt
// /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/treeparser/Lang.g:7:9: ';' // alt
{
[self matchChar:';'];
}
/* token+rule list labels */
state.type = _type;
state.channel = _channel;
}
@finally {
//
/* ruleScopeCleanUp */
}
return;
}
/* $ANTLR end "T__10" */
// $ANTLR start "INTTYPE"
- (void) mINTTYPE
{
//
/* ruleScopeSetUp */
/* ruleDeclarations */
@try {
NSInteger _type = INTTYPE;
NSInteger _channel = TokenChannelDefault;
// /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/treeparser/Lang.g:18:9: ( 'int' ) // ruleBlockSingleAlt
// /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/treeparser/Lang.g:18:11: 'int' // alt
{
[self matchString:@"int"];
}
/* token+rule list labels */
state.type = _type;
state.channel = _channel;
}
@finally {
//
/* ruleScopeCleanUp */
}
return;
}
/* $ANTLR end "INTTYPE" */
// $ANTLR start "FLOATTYPE"
- (void) mFLOATTYPE
{
//
/* ruleScopeSetUp */
/* ruleDeclarations */
@try {
NSInteger _type = FLOATTYPE;
NSInteger _channel = TokenChannelDefault;
// /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/treeparser/Lang.g:19:11: ( 'float' ) // ruleBlockSingleAlt
// /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/treeparser/Lang.g:19:13: 'float' // alt
{
[self matchString:@"float"];
}
/* token+rule list labels */
state.type = _type;
state.channel = _channel;
}
@finally {
//
/* ruleScopeCleanUp */
}
return;
}
/* $ANTLR end "FLOATTYPE" */
// $ANTLR start "ID"
- (void) mID
{
//
/* ruleScopeSetUp */
/* ruleDeclarations */
@try {
NSInteger _type = ID;
NSInteger _channel = TokenChannelDefault;
// /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/treeparser/Lang.g:20:4: ( ( 'a' .. 'z' )+ ) // ruleBlockSingleAlt
// /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/treeparser/Lang.g:20:6: ( 'a' .. 'z' )+ // alt
{
// /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/treeparser/Lang.g:20:6: ( 'a' .. 'z' )+ // positiveClosureBlock
NSInteger cnt1 = 0;
do {
NSInteger alt1 = 2;
NSInteger LA1_0 = [input LA:1];
if ( ((LA1_0 >= 'a' && LA1_0 <= 'z')) ) {
alt1=1;
}
switch (alt1) {
case 1 : ;
// /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/treeparser/Lang.g: // alt
{
if ((([input LA:1] >= 'a') && ([input LA:1] <= 'z'))) {
[input consume];
} else {
MismatchedSetException *mse = [MismatchedSetException newException:nil stream:input];
[self recover:mse];
@throw mse;
}
}
break;
default :
if ( cnt1 >= 1 )
goto loop1;
EarlyExitException *eee =
[EarlyExitException newException:input decisionNumber:1];
@throw eee;
}
cnt1++;
} while (YES);
loop1: ;
}
/* token+rule list labels */
state.type = _type;
state.channel = _channel;
}
@finally {
//
/* ruleScopeCleanUp */
}
return;
}
/* $ANTLR end "ID" */
// $ANTLR start "INT"
- (void) mINT
{
//
/* ruleScopeSetUp */
/* ruleDeclarations */
@try {
NSInteger _type = INT;
NSInteger _channel = TokenChannelDefault;
// /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/treeparser/Lang.g:21:5: ( ( '0' .. '9' )+ ) // ruleBlockSingleAlt
// /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/treeparser/Lang.g:21:7: ( '0' .. '9' )+ // alt
{
// /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/treeparser/Lang.g:21:7: ( '0' .. '9' )+ // positiveClosureBlock
NSInteger cnt2 = 0;
do {
NSInteger alt2 = 2;
NSInteger LA2_0 = [input LA:1];
if ( ((LA2_0 >= '0' && LA2_0 <= '9')) ) {
alt2=1;
}
switch (alt2) {
case 1 : ;
// /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/treeparser/Lang.g: // alt
{
if ((([input LA:1] >= '0') && ([input LA:1] <= '9'))) {
[input consume];
} else {
MismatchedSetException *mse = [MismatchedSetException newException:nil stream:input];
[self recover:mse];
@throw mse;
}
}
break;
default :
if ( cnt2 >= 1 )
goto loop2;
EarlyExitException *eee =
[EarlyExitException newException:input decisionNumber:2];
@throw eee;
}
cnt2++;
} while (YES);
loop2: ;
}
/* token+rule list labels */
state.type = _type;
state.channel = _channel;
}
@finally {
//
/* ruleScopeCleanUp */
}
return;
}
/* $ANTLR end "INT" */
// $ANTLR start "WS"
- (void) mWS
{
//
/* ruleScopeSetUp */
/* ruleDeclarations */
@try {
NSInteger _type = WS;
NSInteger _channel = TokenChannelDefault;
// /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/treeparser/Lang.g:22:4: ( ( ' ' | '\\n' ) ) // ruleBlockSingleAlt
// /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/treeparser/Lang.g:22:6: ( ' ' | '\\n' ) // alt
{
if ([input LA:1] == '\n'||[input LA:1] == ' ') {
[input consume];
} else {
MismatchedSetException *mse = [MismatchedSetException newException:nil stream:input];
[self recover:mse];
@throw mse;
}
_channel=HIDDEN;
}
/* token+rule list labels */
state.type = _type;
state.channel = _channel;
}
@finally {
//
/* ruleScopeCleanUp */
}
return;
}
/* $ANTLR end "WS" */
- (void) mTokens
{
// /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/treeparser/Lang.g:1:8: ( T__10 | INTTYPE | FLOATTYPE | ID | INT | WS ) //ruleblock
NSInteger alt3=6;
unichar charLA3 = [input LA:1];
switch (charLA3) {
case ';': ;
{
alt3=1;
}
break;
case 'i': ;
{
NSInteger LA3_2 = [input LA:2];
if ( (LA3_2=='n') ) {
NSInteger LA3_7 = [input LA:3];
if ( (LA3_7=='t') ) {
NSInteger LA3_9 = [input LA:4];
if ( ((LA3_9 >= 'a' && LA3_9 <= 'z')) ) {
alt3=4;
}
else {
alt3 = 2;
}
}
else {
alt3 = 4;
}
}
else {
alt3 = 4;
}
}
break;
case 'f': ;
{
NSInteger LA3_3 = [input LA:2];
if ( (LA3_3=='l') ) {
NSInteger LA3_8 = [input LA:3];
if ( (LA3_8=='o') ) {
NSInteger LA3_10 = [input LA:4];
if ( (LA3_10=='a') ) {
NSInteger LA3_12 = [input LA:5];
if ( (LA3_12=='t') ) {
NSInteger LA3_13 = [input LA:6];
if ( ((LA3_13 >= 'a' && LA3_13 <= 'z')) ) {
alt3=4;
}
else {
alt3 = 3;
}
}
else {
alt3 = 4;
}
}
else {
alt3 = 4;
}
}
else {
alt3 = 4;
}
}
else {
alt3 = 4;
}
}
break;
case 'a': ;
case 'b': ;
case 'c': ;
case 'd': ;
case 'e': ;
case 'g': ;
case 'h': ;
case 'j': ;
case 'k': ;
case 'l': ;
case 'm': ;
case 'n': ;
case 'o': ;
case 'p': ;
case 'q': ;
case 'r': ;
case 's': ;
case 't': ;
case 'u': ;
case 'v': ;
case 'w': ;
case 'x': ;
case 'y': ;
case 'z': ;
{
alt3=4;
}
break;
case '0': ;
case '1': ;
case '2': ;
case '3': ;
case '4': ;
case '5': ;
case '6': ;
case '7': ;
case '8': ;
case '9': ;
{
alt3=5;
}
break;
case '\n': ;
case ' ': ;
{
alt3=6;
}
break;
default: ;
NoViableAltException *nvae = [NoViableAltException newException:3 state:0 stream:input];
nvae.c = charLA3;
@throw nvae;
}
switch (alt3) {
case 1 : ;
// /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/treeparser/Lang.g:1:10: T__10 // alt
{
[self mT__10];
}
break;
case 2 : ;
// /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/treeparser/Lang.g:1:16: INTTYPE // alt
{
[self mINTTYPE];
}
break;
case 3 : ;
// /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/treeparser/Lang.g:1:24: FLOATTYPE // alt
{
[self mFLOATTYPE];
}
break;
case 4 : ;
// /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/treeparser/Lang.g:1:34: ID // alt
{
[self mID];
}
break;
case 5 : ;
// /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/treeparser/Lang.g:1:37: INT // alt
{
[self mINT];
}
break;
case 6 : ;
// /Users/acondit/source/antlr/code/antlr3/runtime/ObjC/Framework/examples/treeparser/Lang.g:1:41: WS // alt
{
[self mWS];
}
break;
}
}
@end /* end of LangLexer implementation line 397 */
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