)

// toString - Safely convert interface to string without causing panic.
func toString(val interface{}) string {
	switch v := val.(type) {
	case string:
		return v
	default:
		return ""
	}
}

// toLowerString - safely convert interface to lower string
func toLowerString(val interface{}) string {
	return strings.ToLower(toString(val))
}

	}

	return &retval, nil
}

func makeSan(istioNamespace, revision string) string {
	if revision == "" {
		return fmt.Sprintf("istiod.%s.svc", istioNamespace)
	}
	return fmt.Sprintf("istiod-%s.%s.svc", revision, istioNamespace)
}

// AllRequestAndProcessXds returns all XDS responses from 1 central or 1..N K8s cluster-based XDS servers
// nolint: lll

	if err := tx.Find(&result3, user2.ID).Error; err != nil {
		t.Fatalf("no error should happen but got %v", err)
	}
}

func TestPreparedStmtFromTransaction(t *testing.T) {
	db := DB.Session(&gorm.Session{PrepareStmt: true, SkipDefaultTransaction: true})

	tx := db.Begin()
	defer func() {
		if r := recover(); r != nil {
			tx.Rollback()
		}
	}()
	if err := tx.Error; err != nil {

}

type badConfigErr struct {
	Err error
}

// Error - return the error message
func (bce badConfigErr) Error() string {
	return bce.Err.Error()
}

// Unwrap the error to its underlying error.
func (bce badConfigErr) Unwrap() error {
	return bce.Err
}

type setConfigResult struct {
	Cfg                     config.Config

	dir     string
	entries []string
}

// Test to read empty directory.
func setupTestReadDirEmpty(t *testing.T) (testResults []result) {
	// Add empty entry slice for this test directory.
	testResults = append(testResults, result{t.TempDir(), []string{}})
	return testResults
}

// Test to read non-empty directory with only files.
func setupTestReadDirFiles(t *testing.T) (testResults []result) {
	dir := t.TempDir()

}

// Rules - event rules
type Rules map[string]TargetIDSet

// Add - adds pattern and target ID.
func (rules Rules) Add(pattern string, targetID TargetID) {
	rules[pattern] = NewTargetIDSet(targetID).Union(rules[pattern])
}

// MatchSimple - returns true one of the matching object name in rules.
func (rules Rules) MatchSimple(objectName string) bool {
	for pattern := range rules {

	errInvalidTagValue = Errorf("The TagValue you have provided is invalid")
)

func (tag Tag) String() string {
	return tag.Key + "=" + tag.Value
}

// IsEmpty returns whether this tag is empty or not.
func (tag Tag) IsEmpty() bool {
	return tag.Key == ""
}

// Validate checks this tag.
func (tag Tag) Validate() error {
	if len(tag.Key) == 0 || utf8.RuneCountInString(tag.Key) > 128 {

// getScope generate a string of a specific date, an AWS region, and a service.
func getScope(t time.Time, region string) string {
	scope := strings.Join([]string{
		t.Format(yyyymmdd),
		region,
		string(serviceS3),
		"aws4_request",
	}, SlashSeparator)
	return scope
}

// getStringToSign a string based on selected query values.
func getStringToSign(canonicalRequest string, t time.Time, scope string) string {

import (
	"fmt"
	"strconv"
	"strings"

	"github.com/minio/minio/internal/config"
	"github.com/minio/minio/internal/event/target"
)

// SetNotifyKafka - helper for config migration from older config.
func SetNotifyKafka(s config.Config, name string, cfg target.KafkaArgs) error {
	if !cfg.Enable {
		return nil
	}

	if err := cfg.Validate(); err != nil {
		return err
	}

	loggerOnce logger.LogOnce
}

// ID - returns target ID.
func (target *MQTTTarget) ID() event.TargetID {
	return target.id
}

// Name - returns the Name of the target.
func (target *MQTTTarget) Name() string {
	return target.ID().String()
}

// Store returns any underlying store if set.
func (target *MQTTTarget) Store() event.TargetStore {
	return target.store
}