1324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// 2324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// ANTLRSymbolStack.m 3324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// ANTLR 4324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// 5324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// Created by Alan Condit on 6/9/10. 6324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// [The "BSD licence"] 7324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// Copyright (c) 2010 Alan Condit 8324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// All rights reserved. 9324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// 10324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// Redistribution and use in source and binary forms, with or without 11324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// modification, are permitted provided that the following conditions 12324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// are met: 13324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// 1. Redistributions of source code must retain the above copyright 14324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// notice, this list of conditions and the following disclaimer. 15324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// 2. Redistributions in binary form must reproduce the above copyright 16324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// notice, this list of conditions and the following disclaimer in the 17324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// documentation and/or other materials provided with the distribution. 18324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// 3. The name of the author may not be used to endorse or promote products 19324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// derived from this software without specific prior written permission. 20324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// 21324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 32324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver#define SUCCESS (0) 33324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver#define FAILURE (-1) 34324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 35324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver#import "ANTLRSymbolStack.h" 36324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver#import "ANTLRTree.h" 37324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 38324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 39324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver@implementation ANTLRSymbolsScope 40324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 41324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver+ (ANTLRSymbolsScope *)newANTLRSymbolsScope 42324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver{ 43324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver return( [[ANTLRSymbolsScope alloc] init] ); 44324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver} 45324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 46324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver- (id)init 47324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver{ 48324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver if ((self = [super init]) != nil) { 49324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver } 50324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver return (self); 51324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver} 52324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 53324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver@end 54324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 55324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver/* 56324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * Start of ANTLRSymbolStack 57324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver */ 58324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver@implementation ANTLRSymbolStack 59324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 60324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver+(ANTLRSymbolStack *)newANTLRSymbolStack 61324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver{ 62324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver return [[ANTLRSymbolStack alloc] init]; 63324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver} 64324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 65324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver+(ANTLRSymbolStack *)newANTLRSymbolStackWithLen:(NSInteger)cnt 66324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver{ 67324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver return [[ANTLRSymbolStack alloc] initWithLen:cnt]; 68324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver} 69324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 70324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver-(id)init 71324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver{ 72324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver if ((self = [super init]) != nil) { 73324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver } 74324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver return( self ); 75324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver} 76324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 77324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver-(id)initWithLen:(NSInteger)cnt 78324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver{ 79324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver if ((self = [super initWithLen:cnt]) != nil) { 80324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver } 81324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver return( self ); 82324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver} 83324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 84324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver-(void)dealloc 85324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver{ 86324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver [super dealloc]; 87324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver} 88324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 89324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver- (id) copyWithZone:(NSZone *)aZone 90324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver{ 91324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver return [super copyWithZone:aZone]; 92324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver} 93324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 94324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver-(ANTLRSymbolsScope *)getHashMapEntry:(NSInteger)idx 95324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver{ 96324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver return( (ANTLRSymbolsScope *)[super objectAtIndex:idx] ); 97324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver} 98324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 99324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver-(ANTLRSymbolsScope **)getHashMap 100324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver{ 101324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver return( (ANTLRSymbolsScope **)ptrBuffer ); 102324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver} 103324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 104324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver-(ANTLRSymbolsScope *) pop 105324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver{ 106324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver return (ANTLRSymbolsScope *)[super pop]; 107324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver} 108324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 109324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver- (void) insertObject:(ANTLRSymbolsScope *)aRule atIndex:(NSInteger)idx 110324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver{ 111324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver if (aRule != ptrBuffer[idx]) { 112324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver if (ptrBuffer[idx] != nil) [ptrBuffer[idx] release]; 113324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver [aRule retain]; 114324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver } 115324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver ptrBuffer[idx] = aRule; 116324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver} 117324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 118324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver- (ANTLRSymbolsScope *)objectAtIndex:(NSInteger)idx 119324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver{ 120324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver return (ANTLRSymbolsScope *)[super objectAtIndex:idx]; 121324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver} 122324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 123324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver@end 124