code: function FSBackend(loadParameter) {
      this.loaded = false;
      this.index = [];
      this.location = typeof loadParameter === "string" && loadParameter.length > 0 ? loadParameter : process.cwd() + "/cache/";
      this.location = this.location.substr(this.location.length - 1) === "/" ? this.location : this.location + "/";
  }
docs: Constructor for filesystem cache backend