1//
2//  ANTLRToken+DebuggerSupport.m
3//  ANTLR
4//
5//  Created by Kay Röpke on 03.12.2006.
6// [The "BSD licence"]
7// Copyright (c) 2006-2007 Kay Roepke
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 "ANTLRToken+DebuggerSupport.h"
33
34
35@implementation ANTLRCommonToken(DebuggerSupport)
36
37- (NSString *)debuggerDescription
38{
39	NSString *_text = self.text;
40	NSMutableString *escapedText;
41	if (_text) {
42		escapedText = [_text copyWithZone:nil];
43		NSRange wholeString = NSMakeRange(0,[escapedText length]);
44		[escapedText replaceOccurrencesOfString:@"%" withString:@"%25" options:0 range:wholeString];
45		[escapedText replaceOccurrencesOfString:@"\n" withString:@"%0A" options:0 range:wholeString];
46		[escapedText replaceOccurrencesOfString:@"\r" withString:@"%0D" options:0 range:wholeString];
47	} else {
48		escapedText = [NSMutableString stringWithString:@""];
49	}
50	// format is tokenIndex, type, channel, line, col, (escaped)text
51	return [NSString stringWithFormat:@"%u %d %u %u %u \"%@", 
52		[self getTokenIndex],
53		self.type,
54		self.channel,
55		self.line,
56		self.charPositionInLine,
57		escapedText
58		];
59}
60
61@end
62