1//
2//  ANTLRRuleStack.h
3//  ANTLR
4//
5//  Created by Alan Condit on 6/9/10.
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 "ANTLRBaseStack.h"
34#import "ANTLRHashRule.h"
35
36//#define GLOBAL_SCOPE       0
37//#define LOCAL_SCOPE        1
38#define HASHSIZE         101
39#define HBUFSIZE      0x2000
40
41@interface ANTLRRuleStack : ANTLRBaseStack {
42}
43
44// Contruction/Destruction
45+(ANTLRRuleStack *)newANTLRRuleStack;
46+(ANTLRRuleStack *)newANTLRRuleStack:(NSInteger)cnt;
47-(id)init;
48-(id)initWithLen:(NSInteger)cnt;
49-(void)dealloc;
50
51// Instance Methods
52- (id) copyWithZone:(NSZone *)aZone;
53/* clear -- reinitialize the maplist array */
54
55- (NSInteger)count;
56- (NSInteger)size;
57
58- (ANTLRHashRule *) pop;
59
60- (void) insertObject:(ANTLRHashRule *)aHashRule atIndex:(NSInteger)idx;
61- (ANTLRHashRule *)objectAtIndex:(NSInteger)idx;
62- (void)putHashRuleAtRuleIndex:(NSInteger)aRuleIndex StartIndex:(NSInteger)aStartIndex StopIndex:(NSInteger)aStopIndex;
63@end
64