func (c *ConfigWriter) PrintRouteSummary(filter RouteFilter) error {
	w, routes, err := c.setupRouteConfigWriter()
	if err != nil {
		return err
	}
	if filter.Verbose {
		fmt.Fprintln(w, "NAME\tVHOST NAME\tDOMAINS\tMATCH\tVIRTUAL SERVICE")
	} else {
		fmt.Fprintln(w, "NAME\tVIRTUAL HOSTS")
	}
	for _, route := range routes {
		if filter.Verify(route) {
			if includeConfigType {
				route.Name = fmt.Sprintf("route/%s", route.Name)
			}

				clusterEndpoint = append(clusterEndpoint, EndpointCluster{addr, int(port), cluster.Name, status, outlierCheck})
			}
		}
	}

	clusterEndpoint = retrieveSortedEndpointClusterSlice(clusterEndpoint)
	fmt.Fprintln(w, "ENDPOINT\tSTATUS\tOUTLIER CHECK\tCLUSTER")
	for _, ce := range clusterEndpoint {
		var endpoint string
		if ce.port != 0 {
			endpoint = ce.address + ":" + strconv.Itoa(ce.port)
		} else {

	}
	if Fgetc(f) != '/' || Fgetc(f) != '/' || Fgetc(f) != ' ' || Fgetc(f) != 'C' {
		fatal("read unexpected characters")
	}
	if Fclose(f) != 0 {
		fatal("fclose failed")
	}

	println("OK")
}

func fatal(f string, args ...any) {
	fmt.Fprintln(os.Stderr, fmt.Sprintf(f, args...))
	os.Exit(1)

		if out, err = yaml.JSONToYAML(out); err != nil {
			return err
		}
	}
	_, _ = fmt.Fprintln(c.Stdout, string(out))
	return nil
}

func (c *ConfigWriter) PrintEndpointsSummary(filter EndpointFilter) error {
	w := new(tabwriter.Writer).Init(c.Stdout, 0, 8, 5, ' ', 0)

	fmt.Fprintln(w, "NAME\tSTATUS\tLOCALITY\tCLUSTER")
	dump, err := c.retrieveSortedEndpointsSlice(filter)
	if err != nil {

		}
		lastUpdatedStr = fmt.Sprintf(" (RDS last loaded at %s)", lastUpdated.In(loc).Format(time.RFC1123))
	}
	if text != "" {
		fmt.Fprintf(c.w, "Routes Don't Match%s\n", lastUpdatedStr)
		fmt.Fprintln(c.w, text)
	} else {
		fmt.Fprintf(c.w, "Routes Match%s\n", lastUpdatedStr)
	}
	return nil

func writeMulticlusterStatus(out io.Writer, input map[string][]byte) error {
	statuses, err := parseClusterStatuses(input)
	if err != nil {
		return err
	}
	w := new(tabwriter.Writer).Init(out, 0, 8, 5, ' ', 0)
	_, _ = fmt.Fprintln(w, "NAME\tSECRET\tSTATUS\tISTIOD")
	for istiod, clusters := range statuses {
		for _, c := range clusters {
			_, _ = fmt.Fprintf(w, "%s\t%s\t%s\t%s\n", c.ID, c.SecretName, c.SyncStatus, istiod)
		}
	}
	_ = w.Flush()

func (c *ConfigWriter) PrintFullDump(outputFormat string) error {
	out := c.FullDump
	if outputFormat == "yaml" {
		var err error
		out, err = yaml.JSONToYAML(out)
		if err != nil {
			return err
		}
	}
	fmt.Fprintln(c.Stdout, string(out))
	return nil
}

// PrintVersionSummary prints version information for Istio and Ztunnel from the config dump
func (c *ConfigWriter) PrintVersionSummary() error {
	// TODO
	return nil
}

		if iAddr != jAddr {
			return iAddr < jAddr
		}
		iType := retrieveListenerType(listeners[i])
		jType := retrieveListenerType(listeners[j])
		return iType < jType
	})

	fmt.Fprintln(w, "LISTENER\tCHAIN\tMATCH\tDESTINATION")
	for _, l := range listeners {
		chains := getFilterChains(l)
		lname := "envoy://" + l.GetName()
		// Avoid duplicating the listener and filter name

				if gw.Spec.GatewayClassName != constants.WaypointGatewayClassName {
					continue
				}
				filteredGws = append(filteredGws, gw)
			}
			if allNamespaces {
				fmt.Fprintln(w, "NAMESPACE\tNAME\tREVISION\tPROGRAMMED")
			} else {
				fmt.Fprintln(w, "NAME\tREVISION\tPROGRAMMED")
			}
			for _, gw := range filteredGws {
				programmed := kstatus.StatusFalse
				rev := gw.Labels[label.IoIstioRev.Name]
				if rev == "" {

	if err != nil {
		return false, fmt.Errorf("could not read %q: %v", profileB, err)
	}

	diff := util.YAMLDiff(a, b)
	if diff == "" {
		fmt.Fprintln(writer, "Profiles are identical")
	} else {
		fmt.Fprintf(writer, "The difference between profiles:\n%s", diff)
		return true, nil
	}

	return false, nil