and be very
slow in general.
</p>
<h2>Built-in Patterns
</h2>
<p>Besides the primitive patterns and pattern combinators given above, the <code class="mendoza-code">peg</code> module also
provides a default grammar with a handful of commonly used patterns. All of these shorthands
can be defined with the combinators above and primitive patterns, but these aliases may come up
a lot when writing grammars.
</p>
<table>
    <tr><th>Name</th> <th>Expanded</th> <th>Description</th></tr>
    <tr><td><code class="men