Enum FlagWarning

pub enum FlagWarning {
    FlagAfterArg {
        flag: String,
    },
    ShortLong {
        flag: String,
    },
    LongShort {
        flag: String,
    },
    FlagValue {
        value: String,
    },
}

Common warnings for flag parsing.

Variants

FlagAfterArg

Flag-like syntax appearing after argument.

Fields

flag: String

ShortLong

Long flag with single minus. E.g. -lines

Fields

flag: String

LongShort

Short flag with double minus. E.g. --f

Fields

flag: String

FlagValue

Nonstandard value format for flag argument. E.g. --lines=0x10

Fields

value: String

Trait Implementations

impl Debug for FlagWarning

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Display for FlagWarning

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Error for FlagWarning

fn description(&self) -> &str

👎Deprecated since 1.42.0: use the Display impl or to_string()

fn source(&self) -> Option<&(dyn Error + 'static)>

Returns the lower-level source of this error, if any.

fn cause(&self) -> Option<&dyn Error>

👎Deprecated since 1.33.0: replaced by Error::source, which can support downcasting

fn provide<'a>(&'a self, request: &mut Request<'a>)

🔬This is a nightly-only experimental API. (error_generic_member_access)

Provides type-based access to context intended for error reports.