| // [The "BSD licence"] |
| // Copyright (c) 2006-2007 Kay Roepke 2010 Alan Condit |
| // All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions |
| // are met: |
| // 1. Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // 2. Redistributions in binary form must reproduce the above copyright |
| // notice, this list of conditions and the following disclaimer in the |
| // documentation and/or other materials provided with the distribution. |
| // 3. The name of the author may not be used to endorse or promote products |
| // derived from this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| // IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| // OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| // IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| // INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| // NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| // THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #import <Cocoa/Cocoa.h> |
| #import "ANTLRBaseRecognizer.h" |
| #import "ANTLRCharStream.h" |
| #import "ANTLRNoViableAltException.h" |
| |
| @interface ANTLRDFA : NSObject { |
| // the tables are set by subclasses to their own static versions. |
| const int *eot; |
| const int *eof; |
| const unichar *min; |
| const unichar *max; |
| const int *accept; |
| const int *special; |
| const int **transition; |
| |
| ANTLRBaseRecognizer *recognizer; |
| NSInteger decisionNumber; |
| NSInteger len; |
| } |
| |
| @property (retain, getter=getRecognizer,setter=setRecognizer:) ANTLRBaseRecognizer *recognizer; |
| @property (assign, getter=getDecision,setter=setDecision:) NSInteger decisionNumber; |
| @property (assign, getter=getLen,setter=setLen:) NSInteger len; |
| |
| - (id) initWithRecognizer:(id) theRecognizer; |
| // simulate the DFA using the static tables and predict an alternative |
| - (NSInteger) predict:(id<ANTLRCharStream>)anInput; |
| - (void) noViableAlt:(NSInteger)state Stream:(id<ANTLRIntStream>)anInput; |
| |
| - (NSInteger) specialStateTransition:(NSInteger)state Stream:(id<ANTLRIntStream>)anInput; |
| // - (NSInteger) specialStateTransition:(NSInteger) state; |
| //- (unichar) specialTransition:(unichar) state symbol:(NSInteger) symbol; |
| |
| // hook for debugger support |
| - (void) error:(ANTLRNoViableAltException *)nvae; |
| |
| - (NSString *) description; |
| - (BOOL) evaluateSyntacticPredicate:(SEL)synpredFragment; |
| |
| + (void) setIsEmittingDebugInfo:(BOOL) shouldEmitDebugInfo; |
| |
| - (NSInteger)getDecision; |
| - (void)setDecision:(NSInteger)aDecison; |
| |
| - (ANTLRBaseRecognizer *)getRecognizer; |
| - (void)setRecognizer:(ANTLRBaseRecognizer *)aRecognizer; |
| - (NSInteger)length; |
| |
| @end |