wg sync.WaitGroup

	// Channel of log entries.
	// Reading logCh must hold read lock on logChMu (to avoid read race)
	// Sending a value on logCh must hold read lock on logChMu (to avoid closing)
	logCh   chan interface{}
	logChMu sync.RWMutex

	// store to persist and replay the logs to the target
	// to avoid missing events when the target is down.
	store          store.Store[interface{}]
	storeCtxCancel context.CancelFunc

	}
	clientID := u.String()

	connOpts := []stan.Option{stan.NatsURL(addressURL)}
	if n.Streaming.MaxPubAcksInflight > 0 {
		connOpts = append(connOpts, stan.MaxPubAcksInflight(n.Streaming.MaxPubAcksInflight))
	}
	if n.UserCredentials != "" {
		connOpts = append(connOpts, stan.NatsOptions(nats.UserCredentials(n.UserCredentials)))
	}

	return stan.Connect(n.Streaming.ClusterID, clientID, connOpts...)
}

	b.Run("key", func(b *testing.B) {
		key := makeCacheKey(1)
		for n := 0; n < b.N; n++ {
			_ = key.Key()
		}
	})
	b.Run("insert", func(b *testing.B) {
		c := model.NewXdsCache()
		stop := make(chan struct{})
		defer close(stop)
		c.Run(stop)
		for n := 0; n < b.N; n++ {
			key := makeCacheKey(n)
			req := &model.PushRequest{Start: zeroTime.Add(time.Duration(n))}
			c.Add(key, req, res)
		}
	})

	waitingForLeader := make(chan struct{})
	isLeader := func() bool {
		select {
		case _, ok := <-waitingForLeader:
			// if channel is closed, we are leading
			return !ok
		default:
			// channel is open, we are waiting for a leader
			return false
		}
	}

	handlerSyncReadyCh := make(chan struct{})

		return err
	}))
}

// WalkDirHandler - remote caller to list files and folders in a requested directory path.
func (s *storageRESTServer) WalkDirHandler(ctx context.Context, payload []byte, _ <-chan []byte, out chan<- []byte) (gerr *grid.RemoteErr) {
	var opts WalkDirOptions
	_, err := opts.UnmarshalMsg(payload)
	if err != nil {
		return grid.NewRemoteErr(err)
	}

	if !s.checkID(opts.DiskID) {

		t.Fatal(err)
	}
	delegateServer.Handler.NonGoRestfulMux.HandleFunc("/foo", func(w http.ResponseWriter, _ *http.Request) {
		w.WriteHeader(http.StatusForbidden)
	})

	delegatePostStartHookChan := make(chan struct{})
	delegateServer.AddPostStartHookOrDie("delegate-post-start-hook", func(context PostStartHookContext) error {
		defer close(delegatePostStartHookChan)
		return nil
	})

	// this wires up swagger

		t.Errorf("got %#v, want %#v", got, 42)
	}
	if !called {
		t.Error("function not called")
	}
}

func TestInterleavedFunctions(t *testing.T) {
	c1 := make(chan struct{})
	c2 := make(chan struct{})

	js.Global().Get("setTimeout").Invoke(js.FuncOf(func(this js.Value, args []js.Value) any {
		c1 <- struct{}{}
		<-c2
		return nil
	}), 0)

	<-c1
	c2 <- struct{}{}

	default:
		return nil
	}
}

// StmtToInsertVarBefore returns the ast.Stmt before which we can safely insert a new variable.
// Some examples:
//
// Basic Example:
// z := 1
// y := z + x
// If x is undeclared, then this function would return `y := z + x`, so that we
// can insert `x := ` on the line before `y := z + x`.
//
// If stmt example:
// if z == 1 {
// } else if z == y {}

	ipAddressSynced   cache.InformerSynced
	ipAddressInformer networkingv1alpha1informers.IPAddressInformer
	queue             workqueue.TypedRateLimitingInterface[string]

	internalStopCh chan struct{}

	muTree sync.Mutex
	tree   *iptree.Tree[*Allocator]

	ipFamily api.IPFamily
}

var _ Interface = &MetaAllocator{}

// NewMetaAllocator returns an IP allocator that use the IPAddress

			out <- grid.NewBytesWithCopyOf(buf.Bytes())
		}
	}
}

// TraceHandler sends http trace messages back to peer rest client
func (s *peerRESTServer) TraceHandler(ctx context.Context, payload []byte, _ <-chan []byte, out chan<- []byte) *grid.RemoteErr {
	var traceOpts madmin.ServiceTraceOpts
	err := json.Unmarshal(payload, &traceOpts)
	if err != nil {
		return grid.NewRemoteErr(err)
	}
	var wg sync.WaitGroup