passing it to <code>eval</code>.  See
below for an example.</p>
</div>
<div class="sect2">
<h3 id="_input_format">Input Format</h3>
<div class="paragraph">
<p><em>git rev-parse --parseopt</em> input format is fully text based. It has two parts,
separated by a line that contains only <code>--</code>. The lines before the separator
(should be one or more) are used for the usage.
The lines after the separator describe the options.</p>
</div>
<div class="paragraph">
<p>Each line of options has this 