Function dayOfWeek

packages/effect/src/internal/schedule.ts:547–573

(day: number)

/** @internal */
export const dayOfWeek = (day: number): Schedule.Schedule<number> => {
  return makeWithState<[number, number], unknown, number>(
    [Number.MIN_SAFE_INTEGER, 0],
    (now, _, state) => {
      if (!Number.isInteger(day) || day < 1 || 7 < day) {
        return core.dieSync(() =>
          new core.IllegalArgumentException(
            `Invalid argument in: dayOfWeek(${day}). Must be in range 1 (Monday)...7 (Sunday)`
          )
        )
      }
      const n = state[1]
      const initial = n === 0
      const day0 = nextDay(now, day, initial)
      const start = beginningOfDay(day0)
      const end = endOfDay(day0)
      const interval = Interval.make(start, end)
      return core.succeed(
        [
          [end, n + 1],
          n,
          ScheduleDecision.continueWith(interval)
        ]
      )
    }
  )
}

/** @internal */
export const delayed = dual<