span class="p">)</span>
</code></pre></div>
</div>
<div class="code-sample lang-out" title="walk-ast.out">
<div class="highlight"><pre><span></span><code>identifier x on line 6
identifier y on line 7
identifier double on line 11
identifier value on line 11
identifier console on line 12
identifier result on line 12
comments on lines 1, 4, 10
</code></pre></div>
</div>
<div class="callout">
<h3>There&rsquo;s more than one way to do it</h3>
<p><code>walk.simple</code> takes four arguments:</p>
<ol>
<li>
<p>The