/*
 ***** BEGIN LICENSE BLOCK *****
 * Version: EPL 2.0/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Eclipse Public
 * License Version 2.0 (the "License"); you may not use this file
 * except in compliance with the License. You may obtain a copy of
 * the License at http://www.eclipse.org/legal/epl-v20.html
 *
 * Software distributed under the License is distributed on an "AS
 * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
 * implied. See the License for the specific language governing
 * rights and limitations under the License.
 *
 * Copyright (C) 2001-2002 Jan Arne Petersen <jpetersen@uni-bonn.de>
 * Copyright (C) 2001-2002 Benoit Cerrina <b.cerrina@wanadoo.fr>
 * Copyright (C) 2002 Anders Bengtsson <ndrsbngtssn@yahoo.se>
 * Copyright (C) 2004 Thomas E Enebo <enebo@acm.org>
 * 
 * Alternatively, the contents of this file may be used under the terms of
 * either of the GNU General Public License Version 2 or later (the "GPL"),
 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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package org.jruby.ast;

import java.util.List;

import org.jruby.RubySymbol;
import org.jruby.ast.types.INameNode;
import org.jruby.ast.visitor.NodeVisitor;
import org.jruby.lexer.yacc.ISourcePosition;

An explicit block argument (&my_block) in parameter list.
/**
 *	An explicit block argument (&amp;my_block) in parameter list.
 */
public class BlockArgNode extends Node implements INameNode {
    private final int count;
    private RubySymbol name;

    public BlockArgNode(ISourcePosition position, int count, RubySymbol name) {
        super(position, false);
        this.count = count;
        this.name = name;
    }

    public BlockArgNode(ArgumentNode argNode) {
        this(argNode.getPosition(), argNode.getIndex(), argNode.getName());
    }

    public NodeType getNodeType() {
        return NodeType.BLOCKARGNODE;
    }

    
Accept for the visitor pattern.
Params:
iVisitor – the visitor/**
     * Accept for the visitor pattern.
     * @param iVisitor the visitor
     **/
    public <T> T accept(NodeVisitor<T> iVisitor) {
        return iVisitor.visitBlockArgNode(this);
    }

    
Gets the count.
Returns:
Returns a int/**
     * Gets the count.
     * @return Returns a int
     */
    public int getCount() {
        return count;
    }

    
Get the name of this block argument
Returns:
it's name/**
     * Get the name of this block argument
     * 
     * @return it's name
     */
    public RubySymbol getName() {
        return name;
    }
	
    public List<Node> childNodes() {
        return EMPTY_LIST;
    }
}