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Diffstat (limited to 'runtime/ObjC/Framework/ANTLRUnbufferedTokenStream.h')
-rw-r--r-- | runtime/ObjC/Framework/ANTLRUnbufferedTokenStream.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/runtime/ObjC/Framework/ANTLRUnbufferedTokenStream.h b/runtime/ObjC/Framework/ANTLRUnbufferedTokenStream.h new file mode 100644 index 0000000..84d8f43 --- /dev/null +++ b/runtime/ObjC/Framework/ANTLRUnbufferedTokenStream.h @@ -0,0 +1,62 @@ +// +// ANTLRUnbufferedTokenStream.h +// ANTLR +// +// Created by Alan Condit on 7/12/10. +// [The "BSD licence"] +// Copyright (c) 2010 Alan Condit +// All rights reserved. +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions +// are met: +// 1. Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// 2. Redistributions in binary form must reproduce the above copyright +// notice, this list of conditions and the following disclaimer in the +// documentation and/or other materials provided with the distribution. +// 3. The name of the author may not be used to endorse or promote products +// derived from this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR +// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES +// OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. +// IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, +// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT +// NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF +// THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +#import <Cocoa/Cocoa.h> +#import "ANTLRRuntimeException.h" +#import "ANTLRTokenSource.h" +#import "ANTLRLookaheadStream.h" +#import "ANTLRToken.h" + +@interface ANTLRUnbufferedTokenStream : ANTLRLookaheadStream { + id<ANTLRTokenSource> tokenSource; + NSInteger tokenIndex; // simple counter to set token index in tokens + NSInteger channel; +} + +@property (retain, getter=getTokenSource, setter=setTokenSource:) id<ANTLRTokenSource> tokenSource; +@property (getter=getTokenIndex, setter=setTokenIndex:) NSInteger tokenIndex; +@property (getter=channel, setter=setChannel:) NSInteger channel; + ++ (ANTLRUnbufferedTokenStream *)newANTLRUnbufferedTokenStream:(id<ANTLRTokenSource>)aTokenSource; +- (id) init; +- (id) initWithTokenSource:(id<ANTLRTokenSource>)aTokenSource; + +- (id<ANTLRToken>)nextElement; +- (BOOL)isEOF:(id<ANTLRToken>) aToken; +- (id<ANTLRTokenSource>)getTokenSource; +- (NSString *)toStringFromStart:(NSInteger)aStart ToEnd:(NSInteger)aStop; +- (NSString *)toStringFromToken:(id<ANTLRToken>)aStart ToEnd:(id<ANTLRToken>)aStop; +- (NSInteger)LA:(NSInteger)anIdx; +- (id<ANTLRToken>)objectAtIndex:(NSInteger)anIdx; +- (NSString *)getSourceName; + + +@end |