ss="p">,</span> <span class="nx">callback</span><span class="p">)</span> <span class="p">{</span>
  <span class="k">this</span><span class="p">.</span><span class="nx">push</span><span class="p">(</span><span class="nx">chunk</span><span class="p">.</span><span class="nx">slice</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="mi">10</span><span class="p">))</span>
  <span class="k">return</span> <span class="nx">callback</span><span class="p">()</span>
<span class