// nothing to do

	case *GenDecl:
		if n.Doc != nil {
			Walk(v, n.Doc)
		}
		walkList(v, n.Specs)

	case *FuncDecl:
		if n.Doc != nil {
			Walk(v, n.Doc)
		}
		if n.Recv != nil {
			Walk(v, n.Recv)
		}
		Walk(v, n.Name)
		Walk(v, n.Type)
		if n.Body != nil {
			Walk(v, n.Body)
		}

	// Files and packages
	case *File:
		if n.Doc != nil {
			Walk(v, n.Doc)
		}

	{
		obj := NewTypeName(nopos, nil, "error", nil)
		obj.setColor(black)
		typ := NewNamed(obj, nil, nil)

		// error.Error() string
		recv := NewVar(nopos, nil, "", typ)
		res := NewVar(nopos, nil, "", Typ[String])
		sig := NewSignatureType(recv, nil, nil, nil, NewTuple(res), false)
		err := NewFunc(nopos, nil, "Error", sig)

		// interface{ Error() string }

	{
		obj := NewTypeName(nopos, nil, "error", nil)
		obj.setColor(black)
		typ := NewNamed(obj, nil, nil)

		// error.Error() string
		recv := NewVar(nopos, nil, "", typ)
		res := NewVar(nopos, nil, "", Typ[String])
		sig := NewSignatureType(recv, nil, nil, nil, NewTuple(res), false)
		err := NewFunc(nopos, nil, "Error", sig)

		// interface{ Error() string }

		{Namespace: "default", Name: "se-1"}: &se1,
		{Namespace: "default", Name: "se-3"}: &se3,
	}
	got := getWorkloadServiceEntries(ses, wle)
	if !reflect.DeepEqual(got, expected) {
		t.Errorf("recv unexpected se: %v", got)
	}
}

func TestCompareServiceEntries(t *testing.T) {
	oldSes := map[types.NamespacedName]*config.Config{
		{Namespace: "default", Name: "se-1"}: {},
		{Namespace: "default", Name: "se-2"}: {},

	if cfg.Request.ExpectedResponse != nil {
		expected = cfg.Request.ExpectedResponse.GetValue()
	}
	if !strings.Contains(msg, expected) {
		return msg, fmt.Errorf("expect to recv message with %s, got %s. Return EOF", expected, msg)
	}
	return msg, nil
}

func (c *udpProtocol) Close() error {
	return nil
}

func newUDPConnection(cfg *Config) (net.Conn, error) {

	if err != nil {
		klog.ErrorS(err, "ListAndWatch ended unexpectedly for device plugin", "resource", c.resource)
		return
	}

	for {
		response, err := stream.Recv()
		if err != nil {
			klog.ErrorS(err, "ListAndWatch ended unexpectedly for device plugin", "resource", c.resource)
			return
		}

			case uc <- nil:
			case uc <- u32:
			case uc <- u64:
			case uc <- u128:
			}
		}
	}()
	for i := 0; i < n; i++ {
		if got := <-uc; got != nil && got != u32 && got != u64 && got != u128 {
			println("recv: i", i, "got", got)
			panic("fail")
		}
	}

	}

	decls := make(map[string]bool)

	fmt.Fprintf(w, "var builtins = [...]struct{ name string; abi int }{\n")
	for _, decl := range f.Decls {
		switch decl := decl.(type) {
		case *ast.FuncDecl:
			if decl.Recv != nil {
				log.Fatal("methods unsupported")
			}
			if decl.Body != nil {
				log.Fatal("unexpected function body")
			}
			declName := pkg + "." + decl.Name.Name
			decls[declName] = true

	EvGoUnblock         = 21 // goroutine is unblocked [timestamp, goroutine id, seq, stack]
	EvGoBlockSend       = 22 // goroutine blocks on chan send [timestamp, stack]
	EvGoBlockRecv       = 23 // goroutine blocks on chan recv [timestamp, stack]
	EvGoBlockSelect     = 24 // goroutine blocks on select [timestamp, stack]
	EvGoBlockSync       = 25 // goroutine blocks on Mutex/RWMutex [timestamp, stack]

func IsFunctionNamed(f *types.Func, pkgPath string, names ...string) bool {
	if f == nil {
		return false
	}
	if f.Pkg() == nil || f.Pkg().Path() != pkgPath {
		return false
	}
	if f.Type().(*types.Signature).Recv() != nil {
		return false
	}
	for _, n := range names {
		if f.Name() == n {
			return true
		}
	}
	return false
}