Function deepForEachProvider

packages/core/src/di/provider_collection.ts:388–402

(
  providers: Array<Provider | InternalEnvironmentProviders>,
  fn: (provider: SingleProvider) => void,
)

}

function deepForEachProvider(
  providers: Array<Provider | InternalEnvironmentProviders>,
  fn: (provider: SingleProvider) => void,
): void {
  for (let provider of providers) {
    if (isEnvironmentProviders(provider)) {
      provider = provider.ɵproviders;
    }
    if (Array.isArray(provider)) {
      deepForEachProvider(provider, fn);
    } else {
      fn(provider);
    }
  }
}

export const USE_VALUE: string = getClosureSafeProperty<ValueProvider>({
  provide: String,