Enum EnvarError 

pub enum EnvarError {
    ParseError {
        varname: Cow<'static, str>,
        typename: &'static str,
        value: String,
        reason: ErrorReason,
    },
    NotSet(Cow<'static, str>),
    TryDefault(Cow<'static, str>),
}

Variants

ParseError

Fields

varname: Cow<'static, str>

typename: &'static str

value: String

reason: ErrorReason

NotSet(Cow<'static, str>)

TryDefault(Cow<'static, str>)

Trait Implementations

impl Debug for EnvarError

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

Formats the value using the given formatter.

impl Display for EnvarError

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

Formats the value using the given formatter.

impl Error for EnvarError

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.