Interface NestInterceptor<T, R>

intercept

• intercept(context: ExecutionContext, next: CallHandler<T>): Observable<R> | Promise<Observable<R>>

• Method to implement a custom interceptor.

  Parameters

  • context: ExecutionContext

    an ExecutionContext object providing methods to access the route handler and class about to be invoked.

  • next: CallHandler<T>

    a reference to the CallHandler, which provides access to an Observable representing the response stream from the route handler.

  Returns Observable<R> | Promise<Observable<R>>