int listenPort()

in google_cloud/lib/src/serve.dart [52:64]

• 13 lines of code
• 3 McCabe index (conditional complexity)

int listenPort() {
  if (Platform.environment.containsKey(portEnvironmentKey)) {
    try {
      return int.parse(Platform.environment[portEnvironmentKey]!);
    } on FormatException catch (e) {
      throw BadConfigurationException(
        'Bad value for environment variable "$portEnvironmentKey" – '
        '"${Platform.environment[portEnvironmentKey]}" – ${e.message}.',
      );
    }
  }
  return defaultListenPort;
}