func (ts *triState) Get() interface{} {
	return *ts == setTrue
}

func (ts triState) isTrue() bool {
	return ts == setTrue
}

func (ts *triState) Set(value string) error {
	b, err := strconv.ParseBool(value)
	if err != nil {
		// This error message looks poor but package "flag" adds
		// "invalid boolean value %q for -NAME: %s"
		return fmt.Errorf("want true or false")
	}
	if b {
		*ts = setTrue

	opts, err = getOpts(ctx, r, bucket, object)
	if err != nil {
		return opts, err
	}

	deletePrefix := false
	if d := r.Header.Get(xhttp.MinIOForceDelete); d != "" {
		if b, err := strconv.ParseBool(d); err == nil {
			deletePrefix = b
		} else {
			return opts, err
		}
	}

	opts.DeletePrefix = deletePrefix
	opts.Versioned = globalBucketVersioningSys.PrefixEnabled(bucket, object)

	switch reflect.Indirect(fieldValue).Kind() {
	case reflect.Bool:
		field.DataType = Bool
		if field.HasDefaultValue && !skipParseDefaultValue {
			if field.DefaultValueInterface, err = strconv.ParseBool(field.DefaultValue); err != nil {
				schema.err = fmt.Errorf("failed to parse %s as default value for bool, got error: %v", field.DefaultValue, err)
			}
		}

		}
		for _, ekv := range ekvs {
			os.Setenv(ekv.Key, ekv.Value)
		}
	}
}

func serverHandleEnvVars() {
	var err error
	globalBrowserEnabled, err = config.ParseBool(env.Get(config.EnvBrowser, config.EnableOn))
	if err != nil {
		logger.Fatal(config.ErrInvalidBrowserValue(err), "Invalid MINIO_BROWSER value in environment variable")
	}
	if globalBrowserEnabled {

		case "mac-algos":
			allowMACs = filterAlgos(arg, strings.Split(tokens[1], ","), supportedMACs)
		case "trusted-user-ca-key":
			userCaKeyFile = tokens[1]
		case "password-auth":
			disablePassAuth, _ = strconv.ParseBool(tokens[1])
		}
	}

	if port == 0 {
		port = 8022 // Default SFTP port, since no port was given.
	}

	if sshPrivateKey == "" {

		var (
			cfgEnableVal        = getCfgVal(config.Enable)
			isExplicitlyEnabled = cfgEnableVal != ""
		)

		var enabled bool
		if isExplicitlyEnabled {
			enabled, err = config.ParseBool(cfgEnableVal)
			if err != nil {
				return c, err
			}
			// No need to continue loading if the config is not enabled.
			if !enabled {
				continue
			}
		}

	if s.LimitSecretReferences {
		return true
	}

	if value, ok := serviceAccount.Annotations[EnforceMountableSecretsAnnotation]; ok {
		enforceMountableSecretCheck, _ := strconv.ParseBool(value)
		return enforceMountableSecretCheck
	}

	return false
}

// getServiceAccount returns the ServiceAccount for the given namespace and name if it exists

type ternaryFlag int

const (
	ternaryFlagUnset ternaryFlag = iota
	ternaryFlagFalse
	ternaryFlagTrue
)

func (t *ternaryFlag) Set(s string) error {
	v, err := strconv.ParseBool(s)
	if err != nil {
		return err
	}
	if v {
		*t = ternaryFlagTrue
	} else {
		*t = ternaryFlagFalse
	}
	return nil
}

func (t *ternaryFlag) String() string {
	switch *t {

	}
	importPath = parts[0]
	if importPath == "" || importPath == "." {
		return errorf("current directory does not have a Go import path")
	}
	isStd, err = strconv.ParseBool(parts[1])
	if err != nil {
		return errorf("%v: non-boolean .Standard in output: %q", cmd, out)
	}
	if len(parts) >= 4 {
		modPath = parts[2]
		modDir = parts[3]
	}

				if !interactiveMode {
					return viewer.Wait()
				}
				return nil
			}
		}
		return err
	}
}

// stringToBool is a custom parser for bools. We avoid using strconv.ParseBool
// to remain compatible with old pprof behavior (e.g., treating "" as true).
func stringToBool(s string) (bool, error) {
	switch strings.ToLower(s) {
	case "true", "t", "yes", "y", "1", "":
		return true, nil