</span> err <span class="keyword">if</span> err <span class="keyword">and</span> err.code <span class="keyword">isnt</span> <span class="string">'ENOENT'</span>
    <span class="keyword">if</span> err?.code <span class="keyword">is</span> <span class="string">'ENOENT'</span>
      console.error <span class="string">"File not found: <span class="subst">#{source}</span>"</span>
      process.exit <span class="number">1</span>
    <span class="keyword">if</span> stats.isDirectory() <span class="keyword">and</s