/jEdit/tags/jedit-4-2-pre4/bsh/BSHReturnStatement.java

/*****************************************************************************
 *                                                                           *
 *  This file is part of the BeanShell Java Scripting distribution.          *
 *  Documentation and updates may be found at http://www.beanshell.org/      *
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 *  Sun Public License Notice:                                               *
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 *  The contents of this file are subject to the Sun Public License Version  *
 *  1.0 (the "License"); you may not use this file except in compliance with *
 *  the License. A copy of the License is available at http://www.sun.com    * 
 *                                                                           *
 *  The Original Code is BeanShell. The Initial Developer of the Original    *
 *  Code is Pat Niemeyer. Portions created by Pat Niemeyer are Copyright     *
 *  (C) 2000.  All Rights Reserved.                                          *
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 *  GNU Public License Notice:                                               *
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 *  Alternatively, the contents of this file may be used under the terms of  *
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 *                                                                           *
 *  Patrick Niemeyer (pat@pat.net)                                           *
 *  Author of Learning Java, O'Reilly & Associates                           *
 *  http://www.pat.net/~pat/                                                 *
 *                                                                           *
 *****************************************************************************/


package bsh;

class BSHReturnStatement extends SimpleNode implements ParserConstants
{
	public int kind;

	BSHReturnStatement(int id) { super(id); }

	public Object eval(CallStack callstack, Interpreter interpreter)  
		throws EvalError
	{
		Object value;
		if(jjtGetNumChildren() > 0)
			value = ((SimpleNode)jjtGetChild(0)).eval(callstack, interpreter);
		else
			value = Primitive.VOID;

		return new ReturnControl( kind, value, this );
	}
}