| // |
| // ANTLRBufferedTreeNodeStream.h |
| // ANTLR |
| // |
| // [The "BSD licence"] |
| // Copyright (c) 2010 Ian Michell 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 "ANTLRTree.h" |
| #import "ANTLRCommonTreeAdaptor.h" |
| #import "ANTLRTokenStream.h" |
| #import "ANTLRCommonTreeNodeStream.h" |
| #import "ANTLRLookaheadStream.h" |
| #import "ANTLRTreeIterator.h" |
| #import "ANTLRIntArray.h" |
| |
| #define DEFAULT_INITIAL_BUFFER_SIZE 100 |
| #define INITIAL_CALL_STACK_SIZE 10 |
| |
| #ifdef DONTUSENOMO |
| @interface ANTLRStreamIterator : ANTLRTreeIterator |
| { |
| NSInteger idx; |
| ANTLRBufferedTreeNodeStream input; |
| NSMutableArray *nodes; |
| } |
| |
| + (id) newANTLRStreamIterator:(ANTLRBufferedTreeNodeStream *) theStream; |
| |
| - (id) initWithStream:(ANTLRBufferedTreeNodeStream *) theStream; |
| |
| - (BOOL) hasNext; |
| - (id) next; |
| - (void) remove; |
| @end |
| #endif |
| |
| @interface ANTLRBufferedTreeNodeStream : NSObject <ANTLRTreeNodeStream> |
| { |
| id<ANTLRTree> up; |
| id<ANTLRTree> down; |
| id<ANTLRTree> eof; |
| |
| NSMutableArray *nodes; |
| |
| id<ANTLRTree> root; // root |
| |
| id<ANTLRTokenStream> tokens; |
| ANTLRCommonTreeAdaptor *adaptor; |
| |
| BOOL uniqueNavigationNodes; |
| NSInteger p; |
| NSInteger lastMarker; |
| ANTLRIntArray *calls; |
| |
| NSEnumerator *e; |
| id currentSymbol; |
| |
| } |
| |
| @property (retain, getter=getUp, setter=setUp:) id<ANTLRTree> up; |
| @property (retain, getter=getDown, setter=setDown:) id<ANTLRTree> down; |
| @property (retain, getter=getEof, setter=setEof:) id<ANTLRTree> eof; |
| @property (retain, getter=getNodes, setter=setNodes:) NSMutableArray *nodes; |
| @property (retain, getter=getTreeSource, setter=setTreeSource:) id<ANTLRTree> root; |
| @property (retain, getter=getTokenStream, setter=setTokenStream:) id<ANTLRTokenStream> tokens; |
| @property (retain, getter=getAdaptor, setter=setAdaptor:) ANTLRCommonTreeAdaptor *adaptor; |
| @property (assign, getter=getUniqueNavigationNodes, setter=setUniqueNavigationNodes:) BOOL uniqueNavigationNodes; |
| @property (assign, getter=getIndex, setter=setIndex:) NSInteger p; |
| @property (assign, getter=getLastMarker, setter=setLastMarker:) NSInteger lastMarker; |
| @property (retain, getter=getCalls, setter=setCalls:) ANTLRIntArray *calls; |
| @property (retain, getter=getEnum, setter=setEnum:) NSEnumerator *e; |
| @property (retain, getter=getCurrentSymbol, setter=setCurrentSymbol:) id currentSymbol; |
| |
| + (ANTLRBufferedTreeNodeStream *) newANTLRBufferedTreeNodeStream:(id<ANTLRTree>)tree; |
| + (ANTLRBufferedTreeNodeStream *) newANTLRBufferedTreeNodeStream:(id<ANTLRTreeAdaptor>)adaptor Tree:(id<ANTLRTree>)tree; |
| + (ANTLRBufferedTreeNodeStream *) newANTLRBufferedTreeNodeStream:(id<ANTLRTreeAdaptor>)adaptor Tree:(id<ANTLRTree>)tree withBufferSize:(NSInteger)initialBufferSize; |
| |
| #pragma mark Constructor |
| - (id) initWithTree:(id<ANTLRTree>)tree; |
| - (id) initWithTreeAdaptor:(ANTLRCommonTreeAdaptor *)anAdaptor Tree:(id<ANTLRTree>)tree; |
| - (id) initWithTreeAdaptor:(ANTLRCommonTreeAdaptor *)anAdaptor Tree:(id<ANTLRTree>)tree WithBufferSize:(NSInteger)bufferSize; |
| |
| - (id) copyWithZone:(NSZone *)aZone; |
| |
| // protected methods. DO NOT USE |
| #pragma mark Protected Methods |
| - (void) fillBuffer; |
| - (void) fillBufferWithTree:(id<ANTLRTree>) tree; |
| - (NSInteger) getNodeIndex:(id<ANTLRTree>) node; |
| - (void) addNavigationNode:(NSInteger) type; |
| - (id) getNode:(NSInteger) i; |
| - (id) LT:(NSInteger) k; |
| - (id) getCurrentSymbol; |
| - (id) LB:(NSInteger) i; |
| #pragma mark General Methods |
| - (NSString *) getSourceName; |
| |
| - (id<ANTLRTokenStream>) getTokenStream; |
| - (void) setTokenStream:(id<ANTLRTokenStream>) tokens; |
| - (id<ANTLRTreeAdaptor>) getTreeAdaptor; |
| - (void) setTreeAdaptor:(id<ANTLRTreeAdaptor>) anAdaptor; |
| |
| - (BOOL)getUniqueNavigationNodes; |
| - (void) setUniqueNavigationNodes:(BOOL)aVal; |
| |
| - (void) consume; |
| - (NSInteger) LA:(NSInteger) i; |
| - (NSInteger) mark; |
| - (void) release:(NSInteger) marker; |
| - (NSInteger) getIndex; |
| - (void) setIndex:(NSInteger) idx; |
| - (void) rewind:(NSInteger) marker; |
| - (void) rewind; |
| - (void) seek:(NSInteger) idx; |
| |
| - (void) push:(NSInteger) i; |
| - (NSInteger) pop; |
| |
| - (void) reset; |
| - (NSUInteger) count; |
| - (NSEnumerator *) objectEnumerator; |
| - (void) replaceChildren:(id)parent From:(NSInteger)startChildIndex To:(NSInteger)stopChildIndex With:(id) t; |
| |
| - (NSString *) toTokenTypeString; |
| - (NSString *) toTokenString:(NSInteger)aStart ToEnd:(NSInteger)aStop; |
| - (NSString *) toStringFromNode:(id)aStart ToNode:(id)aStop; |
| |
| // getters and setters |
| - (NSMutableArray *) getNodes; |
| - (id<ANTLRTree>) getEof; |
| |
| @end |