Function duration

packages/effect/src/Schedule.ts:720–727

(durationInput: Duration.Input)

 * @since 2.0.0
 */
export const duration = (durationInput: Duration.Input): Schedule<Duration.Duration> => {
  const duration = Duration.fromInputUnsafe(durationInput)
  return fromStepWithMetadata(effect.succeed((meta) =>
    meta.attempt === 1
      ? effect.succeed([duration, duration])
      : Cause.done(Duration.zero)
  ))
}

/**
 * Returns a new `Schedule` that will always recur, but only during the