Function isValidDate

packages/shared/src/lib/dateFormat.ts:17–18

(date: Date)

const oneMonth = 30 * oneDay;
export const oneYear = oneDay * 365;
export const isValidDate = (date: Date): boolean =>
  !Number.isNaN(date.getTime());

export const publishTimeRelativeShort = (
  value: Date | number | string,