Method getProviders

packages/core/discovery/discovery-service.ts:84–98

* Returns an array of instance wrappers (providers). * Depending on the options, the array will contain either all providers or only providers with the specified metadata key. * @param options Discovery options. * @param modules A list of modules to filter by. * @returns An array of inst

(
    options: DiscoveryOptions = {},
    modules: Module[] = this.getModules(options),
  )

   * @returns An array of instance wrappers (providers).
   */
  public getProviders(
    options: DiscoveryOptions = {},
    modules: Module[] = this.getModules(options),
  ): InstanceWrapper[] {
    if ('metadataKey' in options) {
      const providers = DiscoverableMetaHostCollection.getProvidersByMetaKey(
        this.modulesContainer,
        options.metadataKey!,
      );
      return Array.from(providers);
    }

    const providers = modules.map(item => [...item.providers.values()]);
    return flatten(providers);
  }

  /**
   * Returns an array of instance wrappers (controllers).