1 // [The "BSD licence"] 2 // Copyright (c) 2006-2007 Kay Roepke 2010 Alan Condit 3 // All rights reserved. 4 // 5 // Redistribution and use in source and binary forms, with or without 6 // modification, are permitted provided that the following conditions 7 // are met: 8 // 1. Redistributions of source code must retain the above copyright 9 // notice, this list of conditions and the following disclaimer. 10 // 2. Redistributions in binary form must reproduce the above copyright 11 // notice, this list of conditions and the following disclaimer in the 12 // documentation and/or other materials provided with the distribution. 13 // 3. The name of the author may not be used to endorse or promote products 14 // derived from this software without specific prior written permission. 15 // 16 // THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 // IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 // OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 // IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 // INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21 // NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25 // THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 27 28 #import <Cocoa/Cocoa.h> 29 #import "ANTLRToken.h" 30 #import "ANTLRCharStream.h" 31 32 @interface ANTLRCommonToken : NSObject < ANTLRToken > { 33 __strong NSString *text; 34 NSInteger type; 35 // information about the Token's position in the input stream 36 NSUInteger line; 37 NSUInteger charPositionInLine; 38 NSUInteger channel; 39 // this token's position in the TokenStream 40 NSInteger index; 41 42 // indices into the CharStream to avoid copying the text 43 // can manually override the text by using -setText: 44 NSInteger startIndex; 45 NSInteger stopIndex; 46 // the actual input stream this token was found in 47 __strong id<ANTLRCharStream> input; 48 } 49 50 + (void) initialize; 51 + (NSInteger) DEFAULT_CHANNEL; 52 + (id<ANTLRToken>)INVALID_TOKEN; 53 + (NSInteger) INVALID_TOKEN_TYPE; 54 + (id<ANTLRToken>) newToken; 55 + (id<ANTLRToken>) newToken:(id<ANTLRCharStream>)anInput 56 Type:(NSInteger)aTType 57 Channel:(NSInteger)aChannel 58 Start:(NSInteger)aStart 59 Stop:(NSInteger)aStop; 60 + (id<ANTLRToken>) newToken:(ANTLRTokenType)aType; 61 + (id<ANTLRToken>) newToken:(NSInteger)tokenType Text:(NSString *)tokenText; 62 + (id<ANTLRToken>) newTokenWithToken:(ANTLRCommonToken *)fromToken; 63 + (id<ANTLRToken>) eofToken; 64 + (id<ANTLRToken>) skipToken; 65 + (id<ANTLRToken>) invalidToken; 66 + (ANTLRTokenChannel) defaultChannel; 67 68 // designated initializer. This is used as the default way to initialize a Token in the generated code. 69 - (id) init; 70 - (id) initWithInput:(id<ANTLRCharStream>)anInput 71 Type:(NSInteger)aTType 72 Channel:(NSInteger)aChannel 73 Start:(NSInteger)theStart 74 Stop:(NSInteger)theStop; 75 - (id) initWithToken:(id<ANTLRToken>)aToken; 76 - (id) initWithType:(ANTLRTokenType)aType; 77 - (id) initWithType:(ANTLRTokenType)aTType Text:(NSString *)tokenText; 78 79 //---------------------------------------------------------- 80 // text 81 //---------------------------------------------------------- 82 - (NSString *)text; 83 - (void) setText:(NSString *)aText; 84 85 //---------------------------------------------------------- 86 // type 87 //---------------------------------------------------------- 88 - (NSInteger)type; 89 - (void) setType:(NSInteger)aType; 90 91 //---------------------------------------------------------- 92 // channel 93 //---------------------------------------------------------- 94 - (NSUInteger)channel; 95 - (void) setChannel:(NSUInteger)aChannel; 96 97 //---------------------------------------------------------- 98 // input 99 //---------------------------------------------------------- 100 - (id<ANTLRCharStream>)input; 101 - (void) setInput:(id<ANTLRCharStream>)anInput; 102 103 - (NSInteger)getStart; 104 - (void) setStart: (NSInteger)aStart; 105 106 - (NSInteger)getStop; 107 - (void) setStop: (NSInteger) aStop; 108 109 // the index of this Token into the TokenStream 110 - (NSInteger)getTokenIndex; 111 - (void) setTokenIndex:(NSInteger)aTokenIndex; 112 113 // conform to NSCopying 114 - (id) copyWithZone:(NSZone *)theZone; 115 116 - (NSString *) description; 117 - (NSString *) toString; 118 119 @property (retain, getter = text, setter = setText:) NSString *text; 120 @property (assign) NSInteger type; 121 @property (assign, getter = line, setter = setLine:) NSUInteger line; 122 @property (assign, getter=charPositionInLine, setter = setCharPositionInLine:) NSUInteger charPositionInLine; 123 @property (assign) NSUInteger channel; 124 @property (assign) NSInteger index; 125 @property (assign, getter=getStart, setter=setStart:) NSInteger startIndex; 126 @property (assign, getter=getStop, setter=setStop:) NSInteger stopIndex; 127 @property (retain) id<ANTLRCharStream> input; 128 129 @end 130
