export default {
  throttle(fn, interval) {
    let lastRunTime = 0

    return function (...args) {
      let elapsedTime = Date.now() - lastRunTime
      if (elapsedTime < interval) {
        return null
      }

      let context = this
      lastRunTime = Date.now()
      return fn.apply(context, args)
    }
  },
}