"encoding/json"
	"fmt"
	"sync"
	"sync/atomic"
)

// GetByteBuffer returns a byte buffer from the pool.
var GetByteBuffer = func() []byte {
	return make([]byte, 0, 4096)
}

// Sub - subscriber entity.
type Sub[T Maskable] struct {
	ch     chan T
	types  Mask
	filter func(entry T) bool
}

// PubSub holds publishers and subscribers
type PubSub[T Maskable, M Maskable] struct {
	// atomics, keep at top:

// healthCheck map if missing and default to online status
func (sys *BucketTargetSys) isOffline(ep *url.URL) bool {
	sys.hMutex.RLock()
	defer sys.hMutex.RUnlock()
	if h, ok := sys.hc[ep.Host]; ok {
		return !h.Online
	}
	go sys.initHC(ep)
	return false
}

// markOffline sets endpoint to offline if network i/o timeout seen.
func (sys *BucketTargetSys) markOffline(ep *url.URL) {
	sys.hMutex.Lock()

}

// Empty returns true if no targets with resync decision present
func (r ResyncDecision) Empty() bool {
	return r.targets == nil
}

func (r ResyncDecision) mustResync() bool {
	for _, v := range r.targets {
		if v.Replicate {
			return true
		}
	}
	return false
}

func (r ResyncDecision) mustResyncTarget(tgtArn string) bool {
	if r.targets == nil {
		return false
	}

	line, col int
	msg       string
}

// message returns the error message excluding line, col information.
// Intended to be used in unit tests.
func (b BatchJobYamlErr) message() string {
	return b.msg
}

// Error implements Error interface
func (b BatchJobYamlErr) Error() string {
	return fmt.Sprintf("%s\n Hint: error near line: %d, col: %d", b.msg, b.line, b.col)
}

		t.Fatal(err)
	}
	if len(left) > 0 {
		t.Errorf("%d bytes left over after Skip(): %q", len(left), left)
	}
}

func BenchmarkMarshalMsgLockArgs(b *testing.B) {
	v := LockArgs{}
	b.ReportAllocs()
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		v.MarshalMsg(nil)
	}
}

func BenchmarkAppendMsgLockArgs(b *testing.B) {
	v := LockArgs{}
	bts := make([]byte, 0, v.Msgsize())
	bts, _ = v.MarshalMsg(bts[0:0])

// Values should match if type is the same.
var valueBuilders = []func() *Value{
	FromNull,
	func() *Value {
		return FromBool(true)
	},
	func() *Value {
		return FromBytes([]byte("byte contents"))
	},
	func() *Value {
		return FromFloat(math.Pi)
	},
	func() *Value {
		return FromInt(0x1337)
	},
	func() *Value {
		t, err := time.Parse(time.RFC3339, "2006-01-02T15:04:05Z")
		if err != nil {

	}
}

// Close closes the underlying socket file descriptor.
func (restClient *ReconnectRESTClient) IsOnline() bool {
	// If rest client has not connected yet there is nothing to close.
	return restClient.rest != nil
}

func (restClient *ReconnectRESTClient) IsLocal() bool {
	return false
}

// Close closes the underlying socket file descriptor.
func (restClient *ReconnectRESTClient) Close() error {
	return nil
}

}

func getFuncName(fc interface{}) string {
	reflectValue, ok := fc.(reflect.Value)
	if !ok {
		reflectValue = reflect.ValueOf(fc)
	}

	fnames := strings.Split(runtime.FuncForPC(reflectValue.Pointer()).Name(), ".")
	return fnames[len(fnames)-1]
}

func c1(*gorm.DB) {}
func c2(*gorm.DB) {}
func c3(*gorm.DB) {}
func c4(*gorm.DB) {}
func c5(*gorm.DB) {}
func c6(*gorm.DB) {}

var (
	quietFlag, jsonFlag, anonFlag bool
	// Custom function to format error
	errorFmtFunc func(string, error, bool) string
)

// EnableQuiet - turns quiet option on.
func EnableQuiet() {
	color.TurnOff() // no colored outputs necessary in quiet mode.
	quietFlag = true
}

// EnableJSON - outputs logs in json format.
func EnableJSON() {
	color.TurnOff() // no colored outputs necessary in JSON mode.
	jsonFlag = true

	ctx    context.Context
	cancel context.CancelFunc
}

// Context returns lock context
func (l LockContext) Context() context.Context {
	return l.ctx
}

// Cancel function calls cancel() function
func (l LockContext) Cancel() {
	if l.cancel != nil {
		l.cancel()
	}
}

// newNSLock - return a new name space lock map.
func newNSLock(isDistErasure bool) *nsLockMap {
	nsMutex := nsLockMap{
		isDistErasure: isDistErasure,