ss="o">=</span> <span class="nx">require</span><span class="p">(</span><span class="s2">&quot;through2-map&quot;</span><span class="p">)</span>

<span class="kd">var</span> <span class="nx">truncate</span> <span class="o">=</span> <span class="nx">map</span><span class="p">(</span><span class="kd">function</span> <span class="p">(</span><span class="nx">chunk</span><span class="p">)</span> <span class="p">{</span>
  <span class="k">return</span> <span class="nx">chunk</span><span class="p">.</span><span cla