react-keyboard-time-input/src/lib/stringify.js

A keyboard friendly react component for capturing time

import isTwelveHourTime from './is-twelve-hour-time';
// stringify
export default groups => {
  if (isTwelveHourTime(groups))
    return groups.slice(0, -1).join(':') + ' ' + groups[groups.length - 1];
  return groups.join(':');
};