barba.js/src/Transition/HideShowTransition.js

Barba.js it's a small, flexible and dependency free library that helps you creating fluid and smooth transition between your website's pages.

var BaseTransition = require('./BaseTransition');

/**
 * Basic Transition object, wait for the new Container to be ready,
 * scroll top, and finish the transition (removing the old container and displaying the new one)
 *
 * @private
 * @namespace Barba.HideShowTransition
 * @augments Barba.BaseTransition
 */
var HideShowTransition = BaseTransition.extend({
  start: function() {
    this.newContainerLoading.then(this.finish.bind(this));
  },

  finish: function() {
    document.body.scrollTop = 0;
    this.done();
  }
});

module.exports = HideShowTransition;