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@property (retain) id  actor;
46@property SEL ruleSEL;
47@end
48
49@interface ANTLRTreeRewriter : ANTLRTreeParser {
50    BOOL showTransformations;
51    id<ANTLRTokenStream> originalTokenStream;
52    id<ANTLRTreeAdaptor> originalAdaptor;
53    ANTLRfptr *rule;
54    ANTLRfptr *topdown_fptr;
55    ANTLRfptr *bottomup_ftpr;
56}
57
58+ (ANTLRTreeRewriter *) newANTLRTreeRewriter:(id<ANTLRTreeNodeStream>)anInput;
59+ (ANTLRTreeRewriter *) newANTLRTreeRewriter:(id<ANTLRTreeNodeStream>)anInput State:(ANTLRRecognizerSharedState *)aState;
60- (id)initWithStream:(id<ANTLRTreeNodeStream>)anInput;
61- (id)initWithStream:(id<ANTLRTreeNodeStream>)anInput State:(ANTLRRecognizerSharedState *)aState;
62- (id) applyOnce:(ANTLRCommonTree *)t Rule:(ANTLRfptr *)whichRule;
63- (id) applyRepeatedly:(ANTLRCommonTree *)t Rule:(ANTLRfptr *)whichRule;
64- (id) downup:(ANTLRCommonTree *)t;
65- (id) pre:(ANTLRCommonTree *)t;
66- (id) post:(ANTLRCommonTree *)t;
67- (id) downup:(ANTLRCommonTree *)t XForm:(BOOL)aShowTransformations;
68- (void)reportTransformation:(ANTLRCommonTree *)oldTree Tree:(ANTLRCommonTree *)newTree;
69- (id) topdown_fptr;
70- (id) bottomup_ftpr;
71- (id) topdown;
72- (id) bottomup;
73
74@property BOOL showTransformations;
75@property (retain) id<ANTLRTokenStream> originalTokenStream;
76@property (retain) id<ANTLRTreeAdaptor> originalAdaptor;
77@property (retain) ANTLRfptr *rule;
78@end
79