Class ClockImpl

packages/effect/src/internal/clock.ts:67–92

@internal

/** @internal */
class ClockImpl implements Clock.Clock {
  readonly [ClockTypeId]: Clock.ClockTypeId = ClockTypeId

  unsafeCurrentTimeMillis(): number {
    return Date.now()
  }

  unsafeCurrentTimeNanos(): bigint {
    return processOrPerformanceNow()
  }

  currentTimeMillis: Effect.Effect<number> = core.sync(() => this.unsafeCurrentTimeMillis())

  currentTimeNanos: Effect.Effect<bigint> = core.sync(() => this.unsafeCurrentTimeNanos())

  scheduler(): Effect.Effect<Clock.ClockScheduler> {
    return core.succeed(globalClockScheduler)
  }

  sleep(duration: Duration.Duration): Effect.Effect<void> {
    return core.async<void>((resume) => {
      const canceler = globalClockScheduler.unsafeSchedule(() => resume(core.void), duration)
      return core.asVoid(core.sync(canceler))
    })
  }
}

/** @internal */
export const make = (): Clock.Clock => new ClockImpl()