//capitalize.js
/* global adventurejs A */

/**
 * Capitalizes the first character of a string.
 * @method adventurejs.Game#capitalize
 * @memberOf adventurejs.Game
 * @param {String} string
 * @returns {String}
 */
adventurejs.capitalize = function Adventurejs_capitalize(string) {
  if ("string" !== typeof string) return "";
  string = string.charAt(0).toUpperCase() + string.substring(1);
  return string;
};