retval := discovery.DiscoveryResponse{}
	if len(responses) == 0 {
		return &retval, nil
	}

	for _, response := range responses {
		// Combine all the shards as one, even if that means losing information about
		// the control plane version from each shard.
		retval.ControlPlane = response.ControlPlane
		retval.Resources = append(retval.Resources, response.Resources...)

	}
	fmt.Fprintf(w, tagCreatedStr, tagName, revision, tagName)
	return nil
}

func analyzeWebhook(name, istioNamespace, wh, revision string, config *rest.Config) error {
	sa := local.NewSourceAnalyzer(analysis.Combine("webhook", &webhook.Analyzer{}), "", resource.Namespace(istioNamespace), nil)
	if err := sa.AddReaderKubeSource([]local.ReaderSource{{Name: "", Reader: strings.NewReader(wh)}}); err != nil {
		return err
	}

// This type is beta-level in 1.8
message NetworkPolicyEgressRule {
  // ports is a list of destination ports for outgoing traffic.
  // Each item in this list is combined using a logical OR. If this field is
  // empty or missing, this rule matches all ports (traffic not restricted by port).
  // If this field is present and contains at least one item, then this rule allows

			if istiodReset && outputLogLevel != "" {
				logCmd.Println(logCmd.UsageString())
				return fmt.Errorf("--level cannot be combined with --reset")
			}
			if istiodReset && stackTraceLevel != "" {
				logCmd.Println(logCmd.UsageString())
				return fmt.Errorf("--stack-trace-level cannot be combined with --reset")
			}
			return nil
		},
		RunE: func(logCmd *cobra.Command, args []string) error {

        a Secondary License.

1.6. "Executable Form"

     means any form of the work other than Source Code Form.

1.7. "Larger Work"

     means a work that combines Covered Software with other material, in a
     separate file or files, that is not Covered Software.

1.8. "License"

     means this document.

1.9. "Licensable"

				cmd.Println(cmd.UsageString())
				return fmt.Errorf("log requires pod name or --selector")
			}
			if reset && loggerLevelString != "" {
				cmd.Println(cmd.UsageString())
				return fmt.Errorf("--level cannot be combined with --reset")
			}
			if outputFormat != "" && outputFormat != summaryOutput {
				return fmt.Errorf("--output is not applicable for this command")
			}
			return nil
		},

	gwMsg, err := checkGatewayAPIs(cli)
	if err != nil {
		return nil, err
	}
	msgs = append(msgs, gwMsg...)

	// TODO: add more checks

	sa := local.NewSourceAnalyzer(
		analysis.Combine("upgrade precheck", &maturity.AlphaAnalyzer{}),
		resource.Namespace(ctx.Namespace()),
		resource.Namespace(ctx.IstioNamespace()),
		nil,
	)
	if err != nil {
		return nil, err
	}

// This type is beta-level in 1.8
message NetworkPolicyEgressRule {
  // List of destination ports for outgoing traffic.
  // Each item in this list is combined using a logical OR. If this field is
  // empty or missing, this rule matches all ports (traffic not restricted by port).
  // If this field is present and contains at least one item, then this rule allows

                            "initial_fetch_timeout": "0s",
                            "resource_api_version": "V3"
                          }
                        }
                      ],
                      "combined_validation_context": {
                        "default_validation_context": {
                          "match_subject_alt_names": [
                            {

			if err := common.validateArgs(cmd, args); err != nil {
				return err
			}
			if reset && loggerLevelString != "" {
				cmd.Println(cmd.UsageString())
				return fmt.Errorf("--level cannot be combined with --reset")
			}
			if common.outputFormat != "" && common.outputFormat != summaryOutput {
				return fmt.Errorf("--output is not applicable for this command")
			}
			return nil
		},