Function ParseFingerprintFormat

flags/flags.go:547–564

ParseFingerprintFormat gets the fingerprint encoding from the format flag.

(format string)

// ParseFingerprintFormat gets the fingerprint encoding from the format flag.
func ParseFingerprintFormat(format string) (fingerprint.Encoding, error) {
	switch strings.ToLower(strings.TrimSpace(format)) {
	case "hex":
		return fingerprint.HexFingerprint, nil
	case "base64":
		return fingerprint.Base64Fingerprint, nil
	case "base64url", "base64-url":
		return fingerprint.Base64URLFingerprint, nil
	case "base64urlraw", "base64url-raw", "base64-url-raw":
		return fingerprint.Base64RawURLFingerprint, nil
	case "base64raw", "base64-raw":
		return fingerprint.Base64RawFingerprint, nil
	case "emoji", "emojisum":
		return fingerprint.EmojiFingerprint, nil
	default:
		return 0, errors.Errorf("error parsing fingerprint format: '%s' is not a valid fingerprint format", format)
	}
}

// ParseTimeOrDuration is a helper that returns the time or the current time
// with an extra duration. It's used in flags like --not-before, --not-after.