Debouncing Function - ES2015

debounce.js

/**
* debounce
* @type {Function}
*
* @param {Function} cb
* @param {Number} wait
* @param {Boolean} immediate
*
* @return {Function} debounced function
*/

const debounce = (cb, wait, immediate) => {
  let timeoutId;

  return (...args) => {
    const context = this;

    if (immediate) {
      cb();
    }

    clearTimeout(timeoutId);

    timeoutId = setTimeout(() => cb.apply(context, args), wait);
  }
}