A turnkey requestAnimationFrame replacement for setInterval

interval.js

/**
 * Interval 0.0.2
 * A turnkey requestAnimationFrame replacement for setInterval
 * @author Kyle Foster (@hkfoster)
 * @license MIT
 **/

const interval = {
  set: (fn, delay) => {
    if (!window.requestAnimationFrame) return window.setInterval(fn, delay)

    let start = new Date().getTime()
    const handle = {}

    const loop = () => {
      const current = new Date().getTime()
      const delta = current - start

      if(delta >= delay) {
        fn.call()
        start = new Date().getTime()
      }

      handle.value = requestAnimationFrame(loop)
    }

    handle.value = requestAnimationFrame(loop)
    return handle
  },

  clear: (handle) => {
    if (!window.cancelAnimationFrame) return clearInterval(handle)
    window.cancelAnimationFrame(handle.value)
  }
}

export default interval