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 #import <Cocoa/Cocoa.h> 28 #import "ANTLRRewriteRuleElementStream.h" 29 30 31 @interface ANTLRRewriteRuleTokenStream : ANTLRRewriteRuleElementStream { 32 33 } 34 35 + (id) newANTLRRewriteRuleTokenStream:(id<ANTLRTreeAdaptor>)anAdaptor 36 description:(NSString *)elementDescription; 37 /** Create a stream with one element */ 38 + (id) newANTLRRewriteRuleTokenStream:(id<ANTLRTreeAdaptor>)adaptor 39 description:(NSString *)elementDescription 40 element:(id) oneElement; 41 /** Create a stream, but feed off an existing list */ 42 + (id) newANTLRRewriteRuleTokenStream:(id<ANTLRTreeAdaptor>)adaptor 43 description:(NSString *)elementDescription 44 elements:(AMutableArray *)elements; 45 46 - (id) init; 47 - (id) initWithTreeAdaptor:(id<ANTLRTreeAdaptor>)anAdaptor 48 description:(NSString *)aDescription; 49 - (id) initWithTreeAdaptor:(id<ANTLRTreeAdaptor>)anAdaptor 50 description:(NSString *)aDescription 51 element:(id)element; 52 - (id) initWithTreeAdaptor:(id<ANTLRTreeAdaptor>)anAdaptor 53 description:(NSString *)aDescription 54 elements:(AMutableArray *)elements; 55 56 /** Get next token from stream and make a node for it */ 57 - (id) nextNode; 58 59 - (id) nextToken; 60 61 /** Don't convert to a tree unless they explicitly call nextTree. 62 * This way we can do hetero tree nodes in rewrite. 63 */ 64 - (id<ANTLRBaseTree>) toTree:(id<ANTLRToken>)element; 65 66 @end 67