Method loadMiddleware

packages/core/injector/injector.ts:225–244

(
    wrapper: InstanceWrapper,
    collection: Map<InjectionToken, InstanceWrapper>,
    moduleRef: Module,
    contextId = STATIC_CONTEXT,
    inquirer?: InstanceWrapper,
  )

  }

  public async loadMiddleware(
    wrapper: InstanceWrapper,
    collection: Map<InjectionToken, InstanceWrapper>,
    moduleRef: Module,
    contextId = STATIC_CONTEXT,
    inquirer?: InstanceWrapper,
  ) {
    const { metatype, token } = wrapper;
    const targetWrapper = collection.get(token)!;
    if (!isUndefined(targetWrapper.instance)) {
      return;
    }
    targetWrapper.instance = Object.create(metatype!.prototype);
    await this.loadInstance(
      wrapper,
      collection,
      moduleRef,
      this.createResolutionContext(contextId, inquirer || wrapper),
    );
  }

  public async loadController(
    wrapper: InstanceWrapper<Controller>,