22 pub enum ErrorKind {  enum
380     pub kind: ErrorKind,
389             ErrorKind::HelpDisplayed | ErrorKind::VersionDisplayed => false,  in use_stderr()
444             kind: ErrorKind::ArgumentConflict,  in argument_conflict()
469             kind: ErrorKind::EmptyValue,  in empty_value()
515             kind: ErrorKind::InvalidValue,  in invalid_value()
556             kind: ErrorKind::InvalidSubcommand,  in invalid_subcommand()
584             kind: ErrorKind::UnrecognizedSubcommand,  in unrecognized_subcommand()
609             kind: ErrorKind::MissingRequiredArgument,  in missing_required_argument()
634             kind: ErrorKind::MissingSubcommand,  in missing_subcommand()
657             kind: ErrorKind::InvalidUtf8,  in invalid_utf8()
685             kind: ErrorKind::TooManyValues,  in too_many_values()
719             kind: ErrorKind::TooFewValues,  in too_few_values()
741             kind: ErrorKind::ValueValidation,  in value_validation()
783             kind: ErrorKind::WrongNumberOfValues,  in wrong_number_of_values()
808             kind: ErrorKind::UnexpectedMultipleUsage,  in unexpected_multiple_usage()
840             kind: ErrorKind::UnknownArgument,  in unknown_argument()
853             kind: ErrorKind::Io,  in io_error()
874             kind: ErrorKind::ArgumentNotFound,  in argument_not_found_auto()
883     pub fn with_description(description: &str, kind: ErrorKind) -> Self {  in with_description()
910         Error::with_description(e.description(), ErrorKind::Io)  in from()
916         Error::with_description(e.description(), ErrorKind::Format)  in from()