package qr import ( "fmt" "github.com/boombuler/barcode/utils" ) func encodeAuto(content string, ecl ErrorCorrectionLevel) (*utils.BitList, *versionInfo, error) { bits, vi, _ := Numeric.getEncoder()(content, ecl) if bits != nil && vi != nil { return bits, vi, nil } bits, vi, _ = AlphaNumeric.getEncoder()(content, ecl) if bits != nil && vi != nil { return bits, vi, nil } bits, vi, _ = Unicode.getEncoder()(content, ecl) if bits != nil && vi != nil { return bits, vi, nil } return nil, nil, fmt.Errorf("No encoding found to encode \"%s\"", content) }