ca.ExtraFiles = []*os.File{listenerFile(la)}
		lb := listen()
		cb := helperCommand(t, "describefiles")
		cb.ExtraFiles = []*os.File{listenerFile(lb)}
		ares := make(chan string)
		bres := make(chan string)
		go runCommand(ca, ares)
		go runCommand(cb, bres)
		if got, want := <-ares, fmt.Sprintf("fd3: listener %s\n", la.Addr()); got != want {

	BeforeCreate, AfterCreate bool
	BeforeUpdate, AfterUpdate bool
	BeforeDelete, AfterDelete bool
	BeforeSave, AfterSave     bool
	AfterFind                 bool
	err                       error
	initialized               chan struct{}
	namer                     Namer
	cacheStore                *sync.Map
}

func (schema Schema) String() string {
	if schema.ModelType.Name() == "" {
		return fmt.Sprintf("%s(%s)", schema.Name, schema.Table)

func listIAMConfigItems(ctx context.Context, objAPI ObjectLayer, pathPrefix string) <-chan itemOrErr[string] {
	ch := make(chan itemOrErr[string])

	go func() {
		defer xioutil.SafeClose(ch)

		// Allocate new results channel to receive ObjectInfo.
		objInfoCh := make(chan itemOrErr[ObjectInfo])

		if err := objAPI.Walk(ctx, minioMetaBucket, pathPrefix, objInfoCh, WalkOptions{}); err != nil {

				// interface with a "child" type of it using reflection (e.g. obtain an
				// interface of T from []chan T). We need to traverse its "child" types
				// with UsedInIface attribute set.
				// When visiting the child type (chan T in the example above), it will
				// have UsedInIface set, so it in turn will mark and (re)visit its children
				// (e.g. T above).

	if err == errConfigNotFound {
		err = errNoSuchGroup
	}
	return err
}

func (ies *IAMEtcdStore) watch(ctx context.Context, keyPath string) <-chan iamWatchEvent {
	ch := make(chan iamWatchEvent)

	// go routine to read events from the etcd watch channel and send them
	// down `ch`
	go func() {
		for {
		outerLoop:
			watchCh := ies.client.Watch(ctx,

// The returned function will return the results once there is enough or input is closed,
// or the context is canceled.
func (o *listPathOptions) gatherResults(ctx context.Context, in <-chan metaCacheEntry) func() (metaCacheEntriesSorted, error) {
	resultsDone := make(chan metaCacheEntriesSorted)
	// Copy so we can mutate
	resCh := resultsDone
	var done bool
	var mu sync.Mutex
	resErr := io.EOF

	go func() {

		if y, ok := y.(*Map); ok {
			return u.nify(x.key, y.key, emode, p) && u.nify(x.elem, y.elem, emode, p)
		}

	case *Chan:
		// Two channel types unify if their value types unify
		// and if they have the same direction.
		// The channel direction is ignored for inexact unification.
		if y, ok := y.(*Chan); ok {
			return (mode&exact == 0 || x.dir == y.dir) && u.nify(x.elem, y.elem, emode, p)
		}

	case *Named:

	// goroutine once all such goroutines have completed.
	// goroutineErr is set to nil once its error has been received.
	goroutineErr <-chan error

	// If ctxResult is non-nil, it receives the result of watchCtx exactly once.
	ctxResult <-chan ctxResult

	// The stack saved when the Command was created, if GODEBUG contains
	// execwait=2. Used for debugging leaks.
	createdByStack []byte

	// cycle will be closed
	cycle chan struct{}

	// isScanner should be set when this is used by the scanner
	// to record metrics.
	isScanner bool
}

// newDynamicSleeper
func newDynamicSleeper(factor float64, maxWait time.Duration, isScanner bool) *dynamicSleeper {
	return &dynamicSleeper{
		factor:    factor,
		cycle:     make(chan struct{}),
		maxSleep:  maxWait,

			if k == model.VirtualInboundListenerName && v != 3 {
				t.Fatalf("expect virtual listener has 3 passthrough filter chains, found %d", v)
			}
			if k == model.VirtualInboundCatchAllHTTPFilterChainName && v != 2 {
				t.Fatalf("expect virtual listener has 2 passthrough filter chains, found %d", v)
			}
		}

		if tt.useExactBalance {