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
