small debounce implementation without lodash

debounce.js

export const DEBOUNCE_DEFAULT_DELAY = 200;

export default function debounce(func, delay = DEBOUNCE_DEFAULT_DELAY) {
  let timeout;

  return function(...args) {
    if (timeout) {
      clearTimeout(timeout);
    }
    timeout = setTimeout(() => {
      timeout = null;
      func.apply(this, args);
    }, delay);
  };
}