code: function(bs, event, filePath) {
  
  	const fileName = path.parse(filePath).base
  	const fileExtension = path.extname(filePath)
  
  	// Ignore change when filePath is junk
  	if (junk.is(fileName) === true) return
  
  	// Flush the cache no matter what event was send by Chokidar.
  	// This ensures that we serve the latest files when the user reloads the site.
  	cache.flush(filePath)
  
  	const styleExtensions = [
  		'.css',
  		'.scss',
  		'.sass',
  		'.less'
  	]
  
  	// Reload stylesheets when the file extension is a known style extension
  	if (styleExtensions.includes(fileExtension) === true) return bs.reload('*.css')
  
  	const imageExtensions = [
  		'.png',
  		'.jpg',
  		'.jpeg',
  		'.svg',
  		'.gif',
  		'.webp'
  	]
  
  	// Reload images when the file extension is a known image extension supported by Browsersync
  	if (imageExtensions.includes(fileExtension) === true) return bs.reload(`*${ fileExtension }`)
  
  	bs.reload()
  
  }
docs: Flushes the cache and reloads the site.
  Should be executed when a file gets updated.
  @param {Object} bs - Browsersync instance.
  @param {String} event - Event sent by Chokidar.
  @param {String} filePath - File affected by event (relative).
  @returns {?*}