1324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// [The "BSD licence"] 2324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// Copyright (c) 2006-2007 Kay Roepke 2010 Alan Condit 3324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// All rights reserved. 4324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// 5324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// Redistribution and use in source and binary forms, with or without 6324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// modification, are permitted provided that the following conditions 7324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// are met: 8324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// 1. Redistributions of source code must retain the above copyright 9324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// notice, this list of conditions and the following disclaimer. 10324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// 2. Redistributions in binary form must reproduce the above copyright 11324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// notice, this list of conditions and the following disclaimer in the 12324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// documentation and/or other materials provided with the distribution. 13324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// 3. The name of the author may not be used to endorse or promote products 14324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// derived from this software without specific prior written permission. 15324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// 16324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 27324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver#import <Cocoa/Cocoa.h> 28324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver#import "ANTLRBaseRecognizer.h" 29324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver#import "ANTLRTreeNodeStream.h" 30324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver#import "ANTLRCommonTreeAdaptor.h" 31324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver#import "ANTLRMismatchedTreeNodeException.h" 32324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 33324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver@interface ANTLRTreeParser : ANTLRBaseRecognizer { 34324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver id<ANTLRTreeNodeStream> input; 35324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver} 36324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 37324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver@property (retain, getter=input, setter=setInput:) id<ANTLRTreeNodeStream> input; 38324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 39324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver+ (id) newANTLRTreeParser:(id<ANTLRTreeNodeStream>)anInput; 40324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver+ (id) newANTLRTreeParser:(id<ANTLRTreeNodeStream>)anInput State:(ANTLRRecognizerSharedState *)state; 41324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 42324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver- (id) initWithStream:(id<ANTLRTreeNodeStream>)theInput; 43324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver- (id) initWithStream:(id<ANTLRTreeNodeStream>)theInput 44324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver State:(ANTLRRecognizerSharedState *)state; 45324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 46324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 47324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver- (id<ANTLRTreeNodeStream>)input; 48324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver- (void) setInput:(id<ANTLRTreeNodeStream>)anInput; 49324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 50324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver- (void) setTreeNodeStream:(id<ANTLRTreeNodeStream>) anInput; 51324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver- (id<ANTLRTreeNodeStream>) getTreeNodeStream; 52324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 53324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver- (NSString *)getSourceName; 54324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 55324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver- (id) getCurrentInputSymbol:(id<ANTLRIntStream>) anInput; 56324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 57324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver- (id) getMissingSymbol:(id<ANTLRIntStream>)input 58324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver Exception:(ANTLRRecognitionException *) e 59324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver ExpectedToken:(NSInteger) expectedTokenType 60324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver BitSet:(ANTLRBitSet *)follow; 61324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 62324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver/** Match '.' in tree parser has special meaning. Skip node or 63324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * entire tree if node has children. If children, scan until 64324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * corresponding UP node. 65324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver */ 66324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver- (void) matchAny:(id<ANTLRIntStream>)ignore; 67324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 68324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver/** We have DOWN/UP nodes in the stream that have no line info; override. 69324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * plus we want to alter the exception type. Don't try to recover 70324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * from tree parser errors inline... 71324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver */ 72324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver- (id) recoverFromMismatchedToken:(id<ANTLRIntStream>)anInput 73324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver Type:(NSInteger)ttype 74324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver Follow:(ANTLRBitSet *)follow; 75324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 76324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver/** Prefix error message with the grammar name because message is 77324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * always intended for the programmer because the parser built 78324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * the input tree not the user. 79324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver */ 80324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver- (NSString *)getErrorHeader:(ANTLRRecognitionException *)e; 81324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 82324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver- (NSString *)getErrorMessage:(ANTLRRecognitionException *)e TokenNames:(AMutableArray *) tokenNames; 83324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 84324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver- (void) traceIn:(NSString *)ruleName Index:(NSInteger)ruleIndex; 85324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver- (void) traceOut:(NSString *)ruleName Index:(NSInteger)ruleIndex; 86324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 87324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver@end 88