updateOwnUserInfo method Null safety

Future<EMUserInfo?> updateOwnUserInfo(
  1. EMUserInfo userInfo
)

Implementation

Future<EMUserInfo?> updateOwnUserInfo(EMUserInfo userInfo) async {
  Map req = {'userInfo': userInfo.toJson()};
  Map result =
      await _channel.invokeMethod(EMSDKMethod.updateOwnUserInfo, req);
  EMError.hasErrorFromResult(result);
  return EMUserInfo.fromJson(result[EMSDKMethod.updateOwnUserInfo]);
}