code: function append() {
        var items = this.items;
        var _Components$Html = Components.Html,
            wrapper = _Components$Html.wrapper,
            slides = _Components$Html.slides;
  
  
        var half = Math.floor(items.length / 2);
        var prepend = items.slice(0, half).reverse();
        var append = items.slice(half, items.length);
        var width = Components.Sizes.slideWidth + 'px';
  
        for (var i = 0; i < append.length; i++) {
          wrapper.appendChild(append[i]);
        }
  
        for (var _i2 = 0; _i2 < prepend.length; _i2++) {
          wrapper.insertBefore(prepend[_i2], slides[0]);
        }
  
        for (var _i3 = 0; _i3 < items.length; _i3++) {
          items[_i3].style.width = width;
        }
      }
docs: Append cloned slides with generated pattern.
  
  @return {Void}