~~~js
return es.map(function (file, callback) {
    if (o.livereload && typeof lr == "object") {
      lr.changed({
        body: {
          files: file.path
        }
      });
    } else {
      util.log(util.colors.bgRed('call connect.reload(), livereload is false, enable livereload'));
    }
    callback(null, file);
  });
~~~