func toInteger(val interface{}) (int64, error) {
	switch v := val.(type) {
	case float64:
		return int64(v), nil
	case int64:
		return v, nil
	case int:
		return int64(v), nil
	case string:
		i, err := strconv.Atoi(v)
		return int64(i), err
	default:
		return 0, errors.New("Invalid number format")
	}
}

// isString - Safely check if val is of type string without causing panic.
func isString(val interface{}) bool {

	if !ok {
		return nil, fmt.Errorf("invalid version %v, expected format like '1.0'", version)
	}
	if major != "1" {
		return nil, fmt.Errorf("expected major version 1, got %v", version)
	}
	minor, err := strconv.Atoi(minors)
	if err != nil {
		return nil, fmt.Errorf("minor version is not a number: %v", minors)
	}

	var messages diag.Messages = make([]diag.Message, 0)
	if minor <= 21 {
		// ENHANCED_RESOURCE_SCOPING

		}
	}
}

// factor = const | '+' factor | '-' factor | '~' factor | '(' expr ')'
func (p *Parser) factor() uint64 {
	tok := p.next()
	switch tok.ScanToken {
	case scanner.Int:
		return p.atoi(tok.String())
	case scanner.Char:
		str, err := strconv.Unquote(tok.String())
		if err != nil {
			p.errorf("%s", err)
		}
		r, w := utf8.DecodeRuneInString(str)
		if w == 1 && r == utf8.RuneError {

		// Not a full match. Flush.
		if _, err := f.w.Write(b); err != nil {
			return 0, err
		}
		return 0, fmt.Errorf("no exit code (in %q)", string(b))
	}

	// Parse the exit code.
	code, err := strconv.Atoi(string(match[1]))
	if err != nil {
		// Something is malformed. Flush.
		if _, err := f.w.Write(b); err != nil {
			return 0, err
		}
		return 0, fmt.Errorf("bad exit code: %v (in %q)", err, string(b))
	}

	dsyncLog = env.Get("_MINIO_DSYNC_TRACE", "0") == "1"

	lockRetryMinInterval = 250 * time.Millisecond
	if lri := env.Get("_MINIO_LOCK_RETRY_INTERVAL", ""); lri != "" {
		v, err := strconv.Atoi(lri)
		if err != nil {
			panic(err)
		}
		lockRetryMinInterval = time.Duration(v) * time.Millisecond
	}

	lockRetryBackOff = backoffWait(
		lockRetryMinInterval,
		100*time.Millisecond,
		5*time.Second,

	}
	if err := ri.load(ctx, api, job); err != nil {
		return err
	}

	globalBatchJobsMetrics.save(job.ID, ri)
	lastObject := ri.Object

	now := time.Now().UTC()

	workerSize, err := strconv.Atoi(env.Get("_MINIO_BATCH_EXPIRATION_WORKERS", strconv.Itoa(runtime.GOMAXPROCS(0)/2)))
	if err != nil {
		return err
	}

	wk, err := workers.New(workerSize)
	if err != nil {
		// invalid worker size.

func (stmt *Statement) BuildCondition(query interface{}, args ...interface{}) []clause.Expression {
	if s, ok := query.(string); ok {
		// if it is a number, then treats it as primary key
		if _, err := strconv.Atoi(s); err != nil {
			if s == "" && len(args) == 0 {
				return nil
			}

			if len(args) == 0 || (len(args) > 0 && strings.Contains(s, "?")) {
				// looks like a where condition

	op := operands[0]
	n := len(op)
	if n < 3 || op[n-2].ScanToken != '/' || op[n-1].ScanToken != scanner.Int {
		p.errorf("expect /size for DATA argument")
		return
	}
	szop := op[n-1].String()
	sz, err := strconv.Atoi(szop)
	if err != nil {
		p.errorf("bad size for DATA argument: %q", szop)
	}
	op = op[:n-2]
	nameAddr := p.address(op)
	if !p.validSymbol("DATA", &nameAddr, true) {
		return
	}

			if n, err := strconv.Atoi(s[len("__cgodebug_str__"):]); err == nil {
				return n
			}
		}
		return -1
	}
	indexOfDebugStrlen := func(s string) int {
		// Some systems use leading _ to denote non-assembly symbols.
		if strings.HasPrefix(s, "___") {
			s = s[1:]
		}
		if strings.HasPrefix(s, "__cgodebug_strlen__") {
			if n, err := strconv.Atoi(s[len("__cgodebug_strlen__"):]); err == nil {

		return
	}

	durationParam := r.Form.Get(stsDurationSeconds)
	var requestedDuration int
	if durationParam != "" {
		var err error
		requestedDuration, err = strconv.Atoi(durationParam)
		if err != nil {
			writeSTSErrorResponse(ctx, w, ErrSTSInvalidParameterValue, fmt.Errorf("Invalid requested duration: %s", durationParam))
			return
		}
	}

	roleArnStr := r.Form.Get(stsRoleArn)