Function add

apps/zui/src/js/models/time.ts:66–69

(amount: number, unit: TimeUnit)

    },

    add(amount: number, unit: TimeUnit) {
      const ts = dateToTs(moment(this.toDate()).add(amount, unit).toDate())
      return time(ts)
    },

    subtract(amount: number, unit: TimeUnit) {
      const ts = dateToTs(moment(this.toDate()).subtract(amount, unit).toDate())