docs: function Cacherrr() {
        var expire = arguments.length <= 0 || arguments[0] === undefined ? 0 : arguments[0];
        var exclude = arguments.length <= 1 || arguments[1] === undefined ? [] : arguments[1];
  
        _classCallCheck(this, Cacherrr);
  
        // time for cache to expire
        this.expire = expire;
        // array of paths to be excluded from caching
        this.exclude = exclude;
        // cache entries
        this.entries = {};
      }