text: (function (exports) {
    'use strict';
  
    /**
     * Graph vertex.
     *
     * @constructor
     * @public
     * @param {Number} id Id of the vertex.
     * @module data-structures/vertex
     */
    exports.Vertex = function (id) {
      this.id = id;
    };
  
  })(typeof window === 'undefined' ? module.exports : window);
  