t</span><span class="w"> </span><span class="k">default</span><span class="w"> </span><span class="nx">FindAncestors</span>
</code></pre></div>
</div>
<p>Finding class definitions is a straightforward extension of what we have already done:</p>
<div class="pagebreak"></div>
<div class="code-sample lang-js" title="find-ancestors.js">
<div class="highlight"><pre><span></span><code><span class="w">  </span><span class="nx">findClassDef</span><span class="w"> </span><span class="p">(</span><span class="nx">file