/*
 [The "BSD license"]
 Copyright (c) 2005-2009 Terence Parr
 All rights reserved.

 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions
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 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,
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 */
package org.antlr.runtime;

Rules can return start/stop info as well as possible trees and templates
/** Rules can return start/stop info as well as possible trees and templates */
public class RuleReturnScope {
Return the start token or tree
/** Return the start token or tree */
public Object getStart() { return null; }
Return the stop token or tree
/** Return the stop token or tree */
public Object getStop() { return null; }
Has a value potentially if output=AST;
/** Has a value potentially if output=AST; */
public Object getTree() { return null; }
Has a value potentially if output=template; Don't use StringTemplate type as it then causes a dependency with ST lib.
/** Has a value potentially if output=template; Don't use StringTemplate * type as it then causes a dependency with ST lib. */
public Object getTemplate() { return null; } }