if names == nil {
				names = sets.NewString()
			}
			names.Insert(nodeName)
		}
	}
	return names
}

// warnOnDeprecatedAddressType returns a warning for endpointslices with FQDN AddressType
func warnOnDeprecatedAddressType(addressType discovery.AddressType) []string {
	if addressType == discovery.AddressTypeFQDN {