provider property
Returns a provider that does not require initialization.
Implementation
ProviderT get provider {
  if (_provider != null) {
    return _provider;
  } else {
    throw StateError('The provider for this service is not set.');
  }
}Returns a provider that does not require initialization.
ProviderT get provider {
  if (_provider != null) {
    return _provider;
  } else {
    throw StateError('The provider for this service is not set.');
  }
}