import { Observable } from "rxjs";
import { catchError, map } from "rxjs/operators";

class SomeComponent {

  actions$: Observable<Action>;

  @Effect()
  initialiseAppointments$ = this.actions$.pipe(
    ofType(AppointmentsActions.Type.Initialise),
    this.getAppointmentSessionParametersFromURL(),
    this.updateAppointmentSessionIfDeprecated(),
    map(
      (appointmentSession: AppointmentSession) =>
        new AppointmentsActions.InitialiseSuccess(appointmentSession)
    ),
    catchError(() => of(new AppointmentsActions.InitialiseError())),
    ~~~~~~~~~~                                                        [no-unsafe-catch]
  );
}

[no-unsafe-catch]: Unsafe catch usage in effects and epics is forbidden