">  </span><span class="nx">traceAncestry</span><span class="w"> </span><span class="p">(</span><span class="nx">dirname</span><span class="p">,</span><span class="w"> </span><span class="nx">filename</span><span class="p">,</span><span class="w"> </span><span class="nx">className</span><span class="p">,</span><span class="w"> </span><span class="nx">accum</span><span class="p">)</span><span class="w"> </span><span class="p">{</span>
<span class="w">    </span><span class="kd">const</span><span class="w"> <