code: function yes( message ) {
        return function() {
          if (options.silent === false) {
            grunt.log.ok('\n');
            var resp = readlinesync.question(message);//);
            if ( resp.toLowerCase() !== 'y' ) {
              throw new Error(format('Process stopped by user.\nMessage: [%s].\nUser answered: [%s]', message, resp));
            }
          }
          return true;
        };
      }
docs: Output message/question to user
  Will throw error if answer is not yY(es)
  @param message
  @returns {Function}