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      1 //
      2 //  ANTLRMissingTokenException.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 "ANTLRMissingTokenException.h"
     33 
     34 
     35 @implementation ANTLRMissingTokenException
     36 /** Used for remote debugger deserialization */
     37 + (id) newException
     38 {
     39     return [[ANTLRMissingTokenException alloc] init];
     40 }
     41 
     42 + (id) newException:(NSInteger)expected
     43              Stream:(id<ANTLRIntStream>)anInput
     44                With:(id<ANTLRToken>)insertedToken
     45 {
     46     return [[ANTLRMissingTokenException alloc] init:expected Stream:anInput With:insertedToken];
     47 }
     48 
     49 - (id) init
     50 {
     51     if ((self = [super init]) != nil) {
     52     }
     53     return self;
     54 }
     55 
     56 - (id) init:(NSInteger)expected Stream:(id<ANTLRIntStream>)anInput With:(id<ANTLRToken>)insertedToken
     57 {
     58     if ((self = [super initWithStream:anInput]) != nil) {
     59         expecting = expected;
     60         input = anInput;
     61         inserted = insertedToken;
     62     }
     63     return self;
     64 }
     65 
     66 - (NSInteger) getMissingType
     67 {
     68     return expecting;
     69 }
     70 
     71 - (NSString *)toString
     72 {
     73     if ( inserted != nil && token != nil ) {
     74         return [NSString stringWithFormat:@"MissingTokenException(inserted %@ at %@)", inserted, token.text];
     75     }
     76     if ( token!=nil ) {
     77         return [NSString stringWithFormat:@"MissingTokenException(at %@)", token.text ];
     78     }
     79     return @"MissingTokenException";
     80 }
     81 
     82 @synthesize inserted;
     83 @end
     84