There’s only so far that you can go with a recursive-descent parsing solution, and, unfortunately, it isn’t very far at all. It is not your only alternative, nor is it necessarily the best one if the language that you need to process becomes complicated. Don't be “in a hurry” to change your approach, of course, but don't be afraid to, either. If you find your program becoming complicated in structure, just because the language is, that ought to be a warning-flag to you. Just keep your eyes open and continue to use your best judgment.
Are you posting in the right place? Check out Where do I post X? to know for sure.
Posts may use any of the Perl Monks Approved HTML tags. Currently these include the following:
<code> <a> <b> <big>
<blockquote> <br /> <dd>
<dl> <dt> <em> <font>
<h1> <h2> <h3> <h4>
<h5> <h6> <hr /> <i>
<li> <nbsp> <ol> <p>
<small> <strike> <strong>
<sub> <sup> <table>
<td> <th> <tr> <tt>
Snippets of code should be wrapped in
<code> tags not
<pre> tags. In fact, <pre>
tags should generally be avoided. If they must
be used, extreme care should be
taken to ensure that their contents do not
have long lines (<70 chars), in order to prevent
horizontal scrolling (and possible janitor
Want more info? How to link
or How to display code and escape characters
are good places to start.