1// 2// ANTLRUnwantedTokenException.m 3// ANTLR 4// 5// Created by Alan Condit on 6/8/10. 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 "ANTLRUnwantedTokenException.h" 33 34@implementation ANTLRUnwantedTokenException : ANTLRMismatchedTokenException 35 /** Used for remote debugger deserialization */ 36+ (ANTLRUnwantedTokenException *)newException 37{ 38 return [[ANTLRUnwantedTokenException alloc] init]; 39} 40 41+ (ANTLRUnwantedTokenException *)newException:(NSInteger)expected Stream:(id<ANTLRIntStream>)anInput 42{ 43 return [[ANTLRUnwantedTokenException alloc] initWithStream:anInput And:expected]; 44} 45 46- (id) init 47{ 48 self = [super initWithStream:input]; 49 if (self) { 50 } 51 return self; 52} 53 54- (id) initWithStream:(id<ANTLRIntStream>)anInput And:(NSInteger)expected 55{ 56 self = [super initWithStream:anInput]; 57 if (self) { 58 expecting = expected; 59 } 60 return self; 61} 62 63- (id<ANTLRToken>)getUnexpectedToken 64{ 65 return token; 66} 67 68- (NSString *)toString 69{ 70 NSString *exp1 = [NSString stringWithFormat:@", expected %d", expecting]; 71 if ( expecting == ANTLRTokenTypeInvalid ) { 72 exp1 = @""; 73 } 74 if ( token==nil ) { 75 return [NSString stringWithFormat:@"UnwantedTokenException(found=%@)", exp1]; 76 } 77 return [NSString stringWithFormat:@"UnwantedTokenException(found=%@ %@", token.text, exp1]; 78} 79 80@end 81