useTimer.js

const useTimer = () => {
  const [minutes, setMinutes] = useState(0)
  const [seconds, setSeconds] = useState(0)
  const [miliSeconds, setMiliSeconds] = useState(0)

  const [stop, isSetStop] = useState(false)

  useEffect(() => {
      if (stop) return
      setTimeout(() => {
        setMiliSeconds((ms) => (ms + 1) % 1000)
        if (miliSeconds == 0) {
          setSeconds((s) => (s + 1) % 60)
        }
        if (seconds == 0) {
          setMiliSeconds((m) => m + 1)
        }
      }, 10) // used to be 1
  }, [miliSeconds, seconds, minutes])

  return {
    values: {
      miliSeconds,
      seconds,
      minutes
    },
    actions: {
      isSetStop
    }
  }
}

let {xyz} = useTimer()

xyz.values
xyz.actions