an class="nx">@undos</span><span class="p">.</span><span class="nx">push</span> <span class="nx">@state</span>
      <span class="nx">@trigger</span> <span class="s">&#39;push&#39;</span><span class="p">,</span> <span class="nx">@state</span>
      <span class="vi">@bufferReady = </span><span class="kc">false</span>
    
    <span class="nx">@clearTimeout</span><span class="p">()</span>
    <span class="vi">@bufferTimeout = </span><span class="nx">setTimeout</span> <span class="o">=&gt;</span>
      <span c