"istio.io/istio/pkg/config/schema/gvk"
)

// GatewayAnalyzer checks the gateways associated with each virtual service
type GatewayAnalyzer struct{}

var _ analysis.Analyzer = &GatewayAnalyzer{}

// Metadata implements Analyzer
func (s *GatewayAnalyzer) Metadata() analysis.Metadata {
	return analysis.Metadata{
		Name:        "virtualservice.GatewayAnalyzer",

An annotated example:

```go
package virtualservice

// <imports here>

type GatewayAnalyzer struct{}

// Compile-time check that this Analyzer correctly implements the interface
var _ analysis.Analyzer = &GatewayAnalyzer{}

// Metadata implements Analyzer
func (s *GatewayAnalyzer) Metadata() analysis.Metadata {
    return analysis.Metadata{

		&sidecar.SelectorAnalyzer{},
		&virtualservice.ConflictingMeshGatewayHostsAnalyzer{},
		&virtualservice.DestinationHostAnalyzer{},
		&virtualservice.DestinationRuleAnalyzer{},
		&virtualservice.GatewayAnalyzer{},
		&virtualservice.JWTClaimRouteAnalyzer{},
		&destinationrule.CaCertificateAnalyzer{},
		&serviceentry.ProtocolAddressesAnalyzer{},
		&webhook.Analyzer{},
		&envoyfilter.EnvoyPatchAnalyzer{},

		},
	},
	{
		name:       "virtualServiceGateways",
		inputFiles: []string{"testdata/virtualservice_gateways.yaml"},
		analyzer:   &virtualservice.GatewayAnalyzer{},
		expected: []message{
			{msg.ReferencedResourceNotFound, "VirtualService httpbin-bogus"},

			{msg.VirtualServiceHostNotFoundInGateway, "VirtualService default/cross-test"},