
<p>If no class name is supplied, then the parser class is called
"<tt>parser</tt>", and the symbols class is called "<tt>sym</tt>".

<h4><a name="code_part"></a>2.2 User Code Components</h4>

Following these declarations are another series of optional declarations 
that allow user code to be included
as part of the generated parser (see <a href="#parser">Section 4</a> for a 
full description of how the parser uses this code).  As a part of the parser 
file, a separate non-public class to contain all embedd