export const throttle = (func: Function, limit: number): Function => {
  let inThrottle: boolean;

  return function (this: any): any {
    const args = arguments;
    const context = this;

    if (!inThrottle) {
      inThrottle = true;
      func.apply(context, args);
      setTimeout(() => (inThrottle = false), limit);
    }
  };
};