Flickity & Lazysizes

slider-lazysizes.js

/* eslint-disable no-underscore-dangle,prefer-rest-params */
import Flickity from 'flickity';

(() => {
  const oldFlickityCreate = Flickity.prototype._create;

  Flickity.prototype._create = function create() {
    const that = this;

    if (this.element.addEventListener) {
      this.element.addEventListener('load', () => {
        that.onresize();
      }, true);
    }
    this._create = oldFlickityCreate;
    return oldFlickityCreate.apply(this, arguments);
  };
})();