Enum ErrArg 

pub enum ErrArg {
    Val {
        arg: String,
        e: ErrVal,
    },
    OnlyOne {
        arg: String,
    },
    Required {
        arg: String,
    },
    AtLeastOne {
        arg: String,
    },
}

Variants

Val

Fields

arg: String

e: ErrVal

OnlyOne

Fields

arg: String

Required

Fields

arg: String

AtLeastOne

Fields

arg: String

Trait Implementations

impl Debug for ErrArg

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

Formats the value using the given formatter.

impl Display for ErrArg

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

Formats the value using the given formatter.

impl Error for ErrArg

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

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

fn description(&self) -> &str

👎Deprecated since 1.42.0:

use the Display impl or to_string()

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.