parts := re.FindStringSubmatch(name)
	if len(parts) != 4 {
		log.Errorf("failed to parse policy name: %s", name)
		return "", ""
	}
	return fmt.Sprintf("%s.%s", parts[2], parts[1]), parts[3]
}

// Print prints the AuthorizationPolicy in the listener.
func Print(writer io.Writer, listeners []*listener.Listener) {
	parsedListeners := parse(listeners)
	if parsedListeners == nil {
		return
	}

import (
	"bytes"
	"fmt"

	"github.com/pmezard/go-difflib/difflib"

	// Force import protos
	_ "istio.io/istio/pilot/pkg/xds/filters"
	"istio.io/istio/pkg/util/protomarshal"
)

// ListenerDiff prints a diff between Istiod and Envoy listeners to the passed writer
func (c *Comparator) ListenerDiff() error {
	envoyBytes, istiodBytes := &bytes.Buffer{}, &bytes.Buffer{}
	envoyListenerDump, err := c.envoy.GetDynamicListenerDump(true)

			}
			for _, child := range children {
				outputs = append(outputs, fmt.Sprintf("%v%v%v -> %v", n, equality, k, child))
			}
		}
	}
	return outputs, len(outputs) > 0
}

// PrintListenerSummary prints a summary of the relevant listeners in the config dump to the ConfigWriter stdout
func (c *ConfigWriter) PrintListenerSummary(filter ListenerFilter) error {
	w, listeners, err := c.setupListenerConfigWriter()
	if err != nil {