| // |
| // TreeVisitor.h |
| // ANTLR |
| // |
| // Created by Alan Condit on 6/18/10. |
| // [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 <Foundation/Foundation.h> |
| #import "TreeAdaptor.h" |
| #import "TreeVisitorAction.h" |
| |
| @interface TreeVisitor : NSObject { |
| id<TreeAdaptor> adaptor; |
| } |
| + (TreeVisitor *)newTreeVisitor:(id<TreeAdaptor>) anAdaptor; |
| + (TreeVisitor *)newTreeVisitor; |
| - (id)init; |
| - (id)initWithAdaptor:(id<TreeAdaptor>)anAdaptor; |
| - (void) dealloc; |
| - (id<BaseTree>)visit:(id<BaseTree>)t Action:(TreeVisitorAction *)action; |
| |
| @property (retain) id<TreeAdaptor> adaptor; |
| @end |
