code: function sass(sassFiles, callback) {
    var sassFile = sassFiles[0];
  
    if (sassFiles.length > 1) {
      console.warn('STYLES: More than one possible SASS file found, will take main or global.');
      sassFile = _.find(sassFiles, function (file) {
        return Path.basename(file, Path.extname(file)) === 'main' || Path.basename(file, Path.extname(file)) === 'global';
      });
    }
  
    if (sassFile) {
      Sass.render({file: sassFile, omitSourceMapUrl: true}, function (err, result) {
        if (!err) {
          autoPrefix(result.css, callback);
        }
        else {
          console.error('STYLES: Error rendering SASS file ' + sassFile, err);
          callback && callback();
        }
      });
    }
    else {
      console.warn('STYLES: Could not find appropriate main SASS file, please rename your main stylesheet to main.scss or global.scss.');
      callback && callback();
    }
  }
docs: Private
  
  @ignore