grammarfilterlexer.m

antlr最新版本V3源代码

			    if (failed) return ;


			    }
			    break;

			default :
			    goto loop19;
		    }
		} while (YES); loop19: ;

		[self matchChar:'\n'];
		if (failed) return ;


		}

		if ( token == nil ) { [self emitTokenWithType:_type line:_line charPosition:_charPosition channel:_channel start:_start stop:[self charIndex]];}
	}
	@finally {
        // rule cleanup
		// token labels
		// token+rule list labels
		// rule labels
		// rule refs in alts with rewrites

		if ( backtracking == 0 ) {
		}
	}
	return;
}
// $ANTLR end SL_COMMENT


- (void) mACTION
{
	@try {
		int _type = GrammarFilterLexer_ACTION;
		int _start = [self charIndex];
		int _line = [self line];
		int _charPosition = [self charPositionInLine];
		int _channel = [ANTLRToken defaultChannel];
		// /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:63:4: ( '{' ( options {greedy=false; } : . )* '}' ) // ruleBlockSingleAlt
		// /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:63:4: '{' ( options {greedy=false; } : . )* '}' // alt
		{
		[self matchChar:'{'];
		if (failed) return ;

		do {
		    int alt20=2;
		    {
		    	int LA20_0 = [input LA:1];
		    	if ( LA20_0=='}' ) {
		    		alt20 = 2;
		    	}
		    	else if ( (LA20_0>=0x0000 && LA20_0<='|')||(LA20_0>='~' && LA20_0<=0xFFFE) ) {
		    		alt20 = 1;
		    	}

		    }
		    switch (alt20) {
			case 1 :
			    // /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:63:35: . // alt
			    {
			    [self matchAny];
			    if (failed) return ;


			    }
			    break;

			default :
			    goto loop20;
		    }
		} while (YES); loop20: ;

		[self matchChar:'}'];
		if (failed) return ;


		}

		if ( token == nil ) { [self emitTokenWithType:_type line:_line charPosition:_charPosition channel:_channel start:_start stop:[self charIndex]];}
	}
	@finally {
        // rule cleanup
		// token labels
		// token+rule list labels
		// rule labels
		// rule refs in alts with rewrites

		if ( backtracking == 0 ) {
		}
	}
	return;
}
// $ANTLR end ACTION


- (void) mSTRING
{
	@try {
		int _type = GrammarFilterLexer_STRING;
		int _start = [self charIndex];
		int _line = [self line];
		int _charPosition = [self charPositionInLine];
		int _channel = [ANTLRToken defaultChannel];
		// /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:67:4: ( '\\'' ( options {greedy=false; } : . )* '\\'' ) // ruleBlockSingleAlt
		// /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:67:4: '\\'' ( options {greedy=false; } : . )* '\\'' // alt
		{
		[self matchChar:'\''];
		if (failed) return ;

		do {
		    int alt21=2;
		    {
		    	int LA21_0 = [input LA:1];
		    	if ( LA21_0=='\'' ) {
		    		alt21 = 2;
		    	}
		    	else if ( (LA21_0>=0x0000 && LA21_0<='&')||(LA21_0>='(' && LA21_0<=0xFFFE) ) {
		    		alt21 = 1;
		    	}

		    }
		    switch (alt21) {
			case 1 :
			    // /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:67:36: . // alt
			    {
			    [self matchAny];
			    if (failed) return ;


			    }
			    break;

			default :
			    goto loop21;
		    }
		} while (YES); loop21: ;

		[self matchChar:'\''];
		if (failed) return ;


		}

		if ( token == nil ) { [self emitTokenWithType:_type line:_line charPosition:_charPosition channel:_channel start:_start stop:[self charIndex]];}
	}
	@finally {
        // rule cleanup
		// token labels
		// token+rule list labels
		// rule labels
		// rule refs in alts with rewrites

		if ( backtracking == 0 ) {
		}
	}
	return;
}
// $ANTLR end STRING


- (void) mID
{
	@try {
		// /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:71:9: ( ( ('a'..'z'|'A'..'Z'|'_'|'0'..'9'))+ ) // ruleBlockSingleAlt
		// /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:71:9: ( ('a'..'z'|'A'..'Z'|'_'|'0'..'9'))+ // alt
		{
		// /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:71:9: ( ('a'..'z'|'A'..'Z'|'_'|'0'..'9'))+	// positiveClosureBlock
		int cnt22=0;

		do {
		    int alt22=2;
		    {
		    	int LA22_0 = [input LA:1];
		    	if ( (LA22_0>='0' && LA22_0<='9')||(LA22_0>='A' && LA22_0<='Z')||LA22_0=='_'||(LA22_0>='a' && LA22_0<='z') ) {
		    		alt22 = 1;
		    	}

		    }
		    switch (alt22) {
			case 1 :
			    // /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:71:10: ('a'..'z'|'A'..'Z'|'_'|'0'..'9') // alt
			    {
			    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')) {
			    	[input consume];
			    failed = NO;
			    } else {
			    	if (backtracking > 0) {failed=YES; return ;}
			    	ANTLRMismatchedSetException *mse = [ANTLRMismatchedSetException exceptionWithSet:nil stream:input];
			    	[self recover:mse];	@throw mse;
			    }


			    }
			    break;

			default :
			    if ( cnt22 >= 1 )  goto loop22;
		            if (backtracking > 0) {failed=YES; return ;}
					ANTLREarlyExitException *eee = [ANTLREarlyExitException exceptionWithStream:input decisionNumber:22];
					@throw eee;
		    }
		    cnt22++;
		} while (YES); loop22: ;


		}

	}
	@finally {
        // rule cleanup
		// token labels
		// token+rule list labels
		// rule labels
		// rule refs in alts with rewrites

		if ( backtracking == 0 ) {
		}
	}
	return;
}
// $ANTLR end ID


- (void) mWS
{
	@try {
		int _type = GrammarFilterLexer_WS;
		int _start = [self charIndex];
		int _line = [self line];
		int _charPosition = [self charPositionInLine];
		int _channel = [ANTLRToken defaultChannel];
		// /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:74:9: ( ( (' '|'\\t'|'\\n'))+ ) // ruleBlockSingleAlt
		// /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:74:9: ( (' '|'\\t'|'\\n'))+ // alt
		{
		// /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:74:9: ( (' '|'\\t'|'\\n'))+	// positiveClosureBlock
		int cnt23=0;

		do {
		    int alt23=2;
		    {
		    	int LA23_0 = [input LA:1];
		    	if ( (LA23_0>='\t' && LA23_0<='\n')||LA23_0==' ' ) {
		    		alt23 = 1;
		    	}

		    }
		    switch (alt23) {
			case 1 :
			    // /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:74:10: (' '|'\\t'|'\\n') // alt
			    {
			    if (([input LA:1]>='\t' && [input LA:1]<='\n')||[input LA:1]==' ') {
			    	[input consume];
			    failed = NO;
			    } else {
			    	if (backtracking > 0) {failed=YES; return ;}
			    	ANTLRMismatchedSetException *mse = [ANTLRMismatchedSetException exceptionWithSet:nil stream:input];
			    	[self recover:mse];	@throw mse;
			    }


			    }
			    break;

			default :
			    if ( cnt23 >= 1 )  goto loop23;
		            if (backtracking > 0) {failed=YES; return ;}
					ANTLREarlyExitException *eee = [ANTLREarlyExitException exceptionWithStream:input decisionNumber:23];
					@throw eee;
		    }
		    cnt23++;
		} while (YES); loop23: ;


		}

		if ( token == nil ) { [self emitTokenWithType:_type line:_line charPosition:_charPosition channel:_channel start:_start stop:[self charIndex]];}
	}
	@finally {
        // rule cleanup
		// token labels
		// token+rule list labels
		// rule labels
		// rule refs in alts with rewrites

		if ( backtracking == 0 ) {
		}
	}
	return;
}
// $ANTLR end WS

- (void) mTokens
{
    // /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:1:25: ( ( GRAMMAR )=> GRAMMAR | ( OPTIONS )=> OPTIONS | ( LEXER_RULE )=> LEXER_RULE | ( COMMENT )=> COMMENT | ( SL_COMMENT )=> SL_COMMENT | ( ACTION )=> ACTION | ( STRING )=> STRING | ( WS )=> WS ) //ruleblock
    int alt24=8;
    switch ([input LA:1]) {
    	case 'g':
    	case 'l':
    	case 'p':
    	case 't':
    		alt24 = 1;
    		break;
    	case 'o':
    		alt24 = 2;
    		break;
    	case 'A':
    	case 'B':
    	case 'C':
    	case 'D':
    	case 'E':
    	case 'F':
    	case 'G':
    	case 'H':
    	case 'I':
    	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':
    		alt24 = 3;
    		break;
    	case '/':
    		{
    			int LA24_7 = [input LA:2];
    			if ( [self evaluateSyntacticPredicate:@selector(synpred7)] ) {
    				alt24 = 4;
    			}
    			else if ( [self evaluateSyntacticPredicate:@selector(synpred8)] ) {
    				alt24 = 5;
    			}
    		else {
    			if (failed) return ;
    		    ANTLRNoViableAltException *nvae = [ANTLRNoViableAltException exceptionWithDecision:24 state:7 stream:input];
    			@throw nvae;
    			}
    		}
    		break;
    	case '{':
    		alt24 = 6;
    		break;
    	case '\'':
    		alt24 = 7;
    		break;
    	case '\t':
    	case '\n':
    	case ' ':
    		alt24 = 8;
    		break;
    default:
     {
    	if (failed) return ;
        ANTLRNoViableAltException *nvae = [ANTLRNoViableAltException exceptionWithDecision:24 state:0 stream:input];
    	@throw nvae;

    	}}
    switch (alt24) {
    	case 1 :
    	    // /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:1:25: ( GRAMMAR )=> GRAMMAR // alt
    	    {
    	    [self mGRAMMAR];
    	    if (failed) return ;


    	    }
    	    break;
    	case 2 :
    	    // /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:1:44: ( OPTIONS )=> OPTIONS // alt
    	    {
    	    [self mOPTIONS];
    	    if (failed) return ;


    	    }
    	    break;
    	case 3 :
    	    // /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:1:63: ( LEXER_RULE )=> LEXER_RULE // alt
    	    {
    	    [self mLEXER_RULE];
    	    if (failed) return ;


    	    }
    	    break;
    	case 4 :
    	    // /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:1:88: ( COMMENT )=> COMMENT // alt
    	    {
    	    [self mCOMMENT];
    	    if (failed) return ;


    	    }
    	    break;
    	case 5 :
    	    // /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:1:107: ( SL_COMMENT )=> SL_COMMENT // alt
    	    {
    	    [self mSL_COMMENT];
    	    if (failed) return ;


    	    }
    	    break;
    	case 6 :
    	    // /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:1:132: ( ACTION )=> ACTION // alt
    	    {
    	    [self mACTION];
    	    if (failed) return ;


    	    }
    	    break;
    	case 7 :
    	    // /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:1:149: ( STRING )=> STRING // alt
    	    {
    	    [self mSTRING];
    	    if (failed) return ;


    	    }
    	    break;
    	case 8 :
    	    // /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:1:166: ( WS )=> WS // alt
    	    {
    	    [self mWS];
    	    if (failed) return ;


    	    }
    	    break;

    }

}

- (void) synpred3
{
    // /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:41:5: ( ( WS )? 'tokenVocab' ) // ruleBlockSingleAlt
    // /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:41:6: ( WS )? 'tokenVocab' // alt
    {
    // /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:41:6: ( WS )? // block
    int alt27=2;
    {
    	int LA27_0 = [input LA:1];
    	if ( (LA27_0>='\t' && LA27_0<='\n')||LA27_0==' ' ) {
    		alt27 = 1;
    	}
    }
    switch (alt27) {
    	case 1 :
    	    // /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:41:6: WS // alt
    	    {
    	    [self mWS];
    	    if (failed) return ;


    	    }
    	    break;

    }

    [self matchString:@"tokenVocab"];
    if (failed) return ;


    }
}

- (void) synpred7
{
    // /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:1:88: ( COMMENT ) // ruleBlockSingleAlt
    // /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:1:89: COMMENT // alt
    {
    [self mCOMMENT];
    if (failed) return ;


    }
}

- (void) synpred8
{
    // /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:1:107: ( SL_COMMENT ) // ruleBlockSingleAlt
    // /Users/kroepke/Projects/antlr3/code/antlr/main/lib/ObjC/Xcode plugin/GrammarFilter.g:1:108: SL_COMMENT // alt
    {
    [self mSL_COMMENT];
    if (failed) return ;


    }
}

@end