1*16467b97STreehugger Robot // [The "BSD licence"] 2*16467b97STreehugger Robot // Copyright (c) 2006-2007 Kay Roepke 2010 Alan Condit 3*16467b97STreehugger Robot // All rights reserved. 4*16467b97STreehugger Robot // 5*16467b97STreehugger Robot // Redistribution and use in source and binary forms, with or without 6*16467b97STreehugger Robot // modification, are permitted provided that the following conditions 7*16467b97STreehugger Robot // are met: 8*16467b97STreehugger Robot // 1. Redistributions of source code must retain the above copyright 9*16467b97STreehugger Robot // notice, this list of conditions and the following disclaimer. 10*16467b97STreehugger Robot // 2. Redistributions in binary form must reproduce the above copyright 11*16467b97STreehugger Robot // notice, this list of conditions and the following disclaimer in the 12*16467b97STreehugger Robot // documentation and/or other materials provided with the distribution. 13*16467b97STreehugger Robot // 3. The name of the author may not be used to endorse or promote products 14*16467b97STreehugger Robot // derived from this software without specific prior written permission. 15*16467b97STreehugger Robot // 16*16467b97STreehugger Robot // THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17*16467b97STreehugger Robot // IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18*16467b97STreehugger Robot // OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19*16467b97STreehugger Robot // IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20*16467b97STreehugger Robot // INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21*16467b97STreehugger Robot // NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22*16467b97STreehugger Robot // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23*16467b97STreehugger Robot // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24*16467b97STreehugger Robot // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25*16467b97STreehugger Robot // THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26*16467b97STreehugger Robot 27*16467b97STreehugger Robot #import <Foundation/Foundation.h> 28*16467b97STreehugger Robot #import "RewriteRuleElementStream.h" 29*16467b97STreehugger Robot 30*16467b97STreehugger Robot 31*16467b97STreehugger Robot @interface RewriteRuleTokenStream : RewriteRuleElementStream { 32*16467b97STreehugger Robot 33*16467b97STreehugger Robot } 34*16467b97STreehugger Robot 35*16467b97STreehugger Robot + (id) newRewriteRuleTokenStream:(id<TreeAdaptor>)anAdaptor 36*16467b97STreehugger Robot description:(NSString *)elementDescription; 37*16467b97STreehugger Robot /** Create a stream with one element */ 38*16467b97STreehugger Robot + (id) newRewriteRuleTokenStream:(id<TreeAdaptor>)adaptor 39*16467b97STreehugger Robot description:(NSString *)elementDescription 40*16467b97STreehugger Robot element:(id) oneElement; 41*16467b97STreehugger Robot /** Create a stream, but feed off an existing list */ 42*16467b97STreehugger Robot + (id) newRewriteRuleTokenStream:(id<TreeAdaptor>)adaptor 43*16467b97STreehugger Robot description:(NSString *)elementDescription 44*16467b97STreehugger Robot elements:(AMutableArray *)elements; 45*16467b97STreehugger Robot 46*16467b97STreehugger Robot - (id) init; 47*16467b97STreehugger Robot - (id) initWithTreeAdaptor:(id<TreeAdaptor>)anAdaptor 48*16467b97STreehugger Robot description:(NSString *)aDescription; 49*16467b97STreehugger Robot - (id) initWithTreeAdaptor:(id<TreeAdaptor>)anAdaptor 50*16467b97STreehugger Robot description:(NSString *)aDescription 51*16467b97STreehugger Robot element:(id)element; 52*16467b97STreehugger Robot - (id) initWithTreeAdaptor:(id<TreeAdaptor>)anAdaptor 53*16467b97STreehugger Robot description:(NSString *)aDescription 54*16467b97STreehugger Robot elements:(AMutableArray *)elements; 55*16467b97STreehugger Robot 56*16467b97STreehugger Robot /** Get next token from stream and make a node for it */ 57*16467b97STreehugger Robot - (id) nextNode; 58*16467b97STreehugger Robot 59*16467b97STreehugger Robot - (id) nextToken; 60*16467b97STreehugger Robot 61*16467b97STreehugger Robot /** Don't convert to a tree unless they explicitly call nextTree. 62*16467b97STreehugger Robot * This way we can do hetero tree nodes in rewrite. 63*16467b97STreehugger Robot */ 64*16467b97STreehugger Robot - (id<BaseTree>) toTree:(id<Token>)element; 65*16467b97STreehugger Robot 66*16467b97STreehugger Robot @end 67