Usage no npm install needed!

<script type="module">
  import vibrant from 'https://cdn.skypack.dev/vibrant';
</script>

README

vibrant

stream data to the browser's vibrate() api

var vibrant = require('vibrant')()

vibrant.write([1000, 1000])

data written to vibrant will be streamed unmodified

vibrant takes a number of optional arguments vibrant(pause, vibrate, timeout)

pause: the default time to pause after a vibration sequence if none is specified. (defaults to 0)
vibrate: the function to call to handle vibration, may be passed an array or a number. (defaults to navigator.vibrate || navigator.mozVibrate)
timeout: the function used to schedule vibration. (defaults to setTimeout)

MIT