title: how to watch changes in whole directory/folder containing many sass files
body: <p>How could I trace changes in whole directory containing many sass files ? I'm using the following command to watch changes in sass</p>
  
  <p>file:</p>
  
  <pre><code>sass --watch style.scss:style.css
  </code></pre>
  
  <p>But how to watch changes in whole directory/folder containing many sass files.</p>