requireProvider method

Implementation

EnvironmentInstanceProvider requireProvider(Type type) {
  final provider = providers[type];

  if (provider == null) {
    throw DIRegistrationException('Provider for $type is not defined');
  }

  if (_path.contains(provider)) {
    throw DIRegistrationException(cycleReport(provider as EnvironmentInstanceProvider));
  }

  return provider as EnvironmentInstanceProvider;
}