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/** \file
* Abstraction of Common tree to provide payload and string representation of node.
*
* \todo May not need this in the end
*/
#ifndef ANTLR3_PARSETREE_H
#define ANTLR3_PARSETREE_H
// [The "BSD licence"]
// Copyright (c) 2005-2009 Jim Idle, Temporal Wave LLC
// http://www.temporal-wave.com
// http://www.linkedin.com/in/jimidle
//
// 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.
#include <antlr3basetree.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct ANTLR3_PARSE_TREE_struct
{
/** Any interface that implements methods in this interface
* may need to point back to itself using this pointer to its
* super structure.
*/
void * super;
/** The payload that the parse tree node passes around
*/
void * payload;
/** An encapsulated BASE TREE strcuture (NOT a pointer)
* that perfoms a lot of the dirty work of node management
*/
ANTLR3_BASE_TREE baseTree;
/** How to dup this node
*/
pANTLR3_BASE_TREE (*dupNode) (struct ANTLR3_PARSE_TREE_struct * tree);
/** Return the type of this node
*/
ANTLR3_UINT32 (*getType) (struct ANTLR3_PARSE_TREE_struct * tree);
/** Return the string representation of the payload (must be installed
* when the payload is added and point to a function that knwos how to
* manifest a pANTLR3_STRING from a node.
*/
pANTLR3_STRING (*toString) (struct ANTLR3_PARSE_TREE_struct * payload);
void (*free) (struct ANTLR3_PARSE_TREE_struct * tree);
}
ANTLR3_PARSE_TREE;
#ifdef __cplusplus
}
#endif
#endif
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