eyword">return</span> rewatch() <span class="keyword">if</span> prevStats <span class="keyword">and</span> stats.size <span class="keyword">is</span> prevStats.size <span class="keyword">and</span>
          stats.mtime.getTime() <span class="keyword">is</span> prevStats.mtime.getTime()
        prevStats = stats
        fs.readFile source, (err, code) -&gt;
          <span class="keyword">return</span> watchErr err <span class="keyword">if</span> err
          compileScript(source, code.toString(), base)
  