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1 /***** BEGIN LICENSE BLOCK *****
2  * Version: CPL 1.0/GPL 2.0/LGPL 2.1
3  *
4  * The contents of this file are subject to the Common Public
5  * License Version 1.0 (the "License"); you may not use this file
6  * except in compliance with the License. You may obtain a copy of
7  * the License at http://www.eclipse.org/legal/cpl-v10.html
8  *
9  * Software distributed under the License is distributed on an "AS
10  * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
11  * implied. See the License for the specific language governing
12  * rights and limitations under the License.
13  *
14  * Copyright (C) 2002 Anders Bengtsson <ndrsbngtssn@yahoo.se>
15  * Copyright (C) 2002 Jan Arne Petersen <jpetersen@uni-bonn.de>
16  * Copyright (C) 2002 Benoit Cerrina <b.cerrina@wanadoo.fr>
17  * Copyright (C) 2004 Thomas E Enebo <enebo@acm.org>
18  * Copyright (C) 2004 Stefan Matthias Aust <sma@3plus4.de>
19  *
20  * Alternatively, the contents of this file may be used under the terms of
21  * either of the GNU General Public License Version 2 or later (the "GPL"),
22  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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31  ***** END LICENSE BLOCK *****/
32 package org.jruby.ast;
33
34 import java.util.List JavaDoc;
35
36 import org.jruby.ast.visitor.NodeVisitor;
37 import org.jruby.evaluator.Instruction;
38 import org.jruby.lexer.yacc.ISourcePosition;
39
40 /** Represents a star in a multiple assignent.
41  * only used in an instanceof check, this node is never visited.
42  * @author jpetersen
43  */
44 public class StarNode extends Node {
45     static final long serialVersionUID = 8314131941892458677L;
46
47
48     /**
49      * Constructor for StarNode.
50      */
51     public StarNode(ISourcePosition position) {
52         super(position, NodeTypes.STARNODE);
53     }
54
55     /**
56      * @see Node#accept(NodeVisitor)
57      */
58     public Instruction accept(NodeVisitor visitor) {
59         return null; // never visited, should be fine
60 }
61     
62     public List JavaDoc childNodes() {
63         return EMPTY_LIST;
64     }
65
66 }
67
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