get(builtinPathes) {
    const userOption = this[BUILTIN_OPTION].get(builtinPathes);
    if (userOption === undefined) {
      return _.get(this[BUILTIN_DEFAULTS], builtinPathes);
    }
    if (builtinPathes === undefined) { // get all and the defaults
      return { ...this[BUILTIN_DEFAULTS], ...userOption };
    }
    return userOption;
  }
get user option by pathes
@param builtinPathes