NodeStructure = function NodeStructure(data) {
  (0, _classCallCheck2.default)(this, NodeStructure);

  /**
   * Data of the node.
   * @member {Object}
   */
  this.data = data;
  /**
   * Next node.
   * @member {NodeStructure}
   */

  this.next = null;
  /**
   * Previous node.
   * @member {NodeStructure}
   */

  this.prev = null;
}
Linked list node.

@class NodeStructure
@util