layoutcomponents-8.x-1.14-beta2/modules/lc_simple_card/js/lc_simple_card.js

(function ($, Drupal) {
  Drupal.behaviors.SimpleCardMasonry= {
    attach:function (context, settings) {
      $('.simple-card-grid').masonry({
        itemSelector: '.simple-card-grid-item'
      });
    }
  }
})(jQuery, Drupal);