ANTLRTreeRewriter.h revision 324c4644fee44b9898524c09511bd33c3f12e2df 
1//
2//  ANTLRTreeRewriter.h
3//  ANTLR
4//
5//  Created by Alan Condit on 6/17/10.
6// [The "BSD licence"]
7// Copyright (c) 2010 Alan Condit
8// All rights reserved.
9//
10// Redistribution and use in source and binary forms, with or without
11// modification, are permitted provided that the following conditions
12// are met:
13// 1. Redistributions of source code must retain the above copyright
14//    notice, this list of conditions and the following disclaimer.
15// 2. Redistributions in binary form must reproduce the above copyright
16//    notice, this list of conditions and the following disclaimer in the
17//    documentation and/or other materials provided with the distribution.
18// 3. The name of the author may not be used to endorse or promote products
19//    derived from this software without specific prior written permission.
20//
21// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
22// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23// OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24// IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
25// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
26// NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
30// THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31
32#import <Cocoa/Cocoa.h>
33#import "ANTLRTreeParser.h"
34
35@interface ANTLRfptr : NSObject {
36    id  actor;
37    SEL ruleSEL;
38}
39
40+ (ANTLRfptr *)newANTLRfptrWithRule:(SEL)aRuleAction withObject:(id)anObject;
41-initWithRule:(SEL)ruleAction withObject:(id)anObject;
42
43- (id)rule;
44
45@end
46
47@interface ANTLRTreeRewriter : ANTLRTreeParser {
48    BOOL showTransformations;
49    id<ANTLRTokenStream> originalTokenStream;
50    id<ANTLRTreeAdaptor> originalAdaptor;
51    ANTLRfptr *rule;
52    ANTLRfptr *topdown_fptr;
53    ANTLRfptr *bottomup_ftpr;
54}
55
56+ (ANTLRTreeRewriter *) newANTLRTreeRewriter:(id<ANTLRTreeNodeStream>)anInput;
57+ (ANTLRTreeRewriter *) newANTLRTreeRewriter:(id<ANTLRTreeNodeStream>)anInput State:(ANTLRRecognizerSharedState *)aState;
58- (id)initWithStream:(id<ANTLRTreeNodeStream>)anInput;
59- (id)initWithStream:(id<ANTLRTreeNodeStream>)anInput State:(ANTLRRecognizerSharedState *)aState;
60- (ANTLRTreeRewriter *) applyOnce:(id<ANTLRTree>)t Rule:(ANTLRfptr *)whichRule;
61- (ANTLRTreeRewriter *) applyRepeatedly:(id<ANTLRTree>)t Rule:(ANTLRfptr *)whichRule;
62- (ANTLRTreeRewriter *) downup:(id<ANTLRTree>)t;
63- (ANTLRTreeRewriter *) pre:(id<ANTLRTree>)t;
64- (ANTLRTreeRewriter *) post:(id<ANTLRTree>)t;
65- (ANTLRTreeRewriter *) downup:(id<ANTLRTree>)t XForm:(BOOL)aShowTransformations;
66- (void)reportTransformation:(id<ANTLRTree>)oldTree Tree:(id<ANTLRTree>)newTree;
67- (ANTLRTreeRewriter *) topdown_fptr;
68- (ANTLRTreeRewriter *) bottomup_ftpr;
69- (ANTLRTreeRewriter *) topdown;
70- (ANTLRTreeRewriter *) bottomup;
71
72@end
73