Enum rustc_version::Error

pub enum Error {
    CouldNotExecuteCommand(Error),
    Utf8Error(Utf8Error),
    UnexpectedVersionFormat,
    ReqParseError(ReqParseError),
    SemVerError(SemVerError),
    UnknownPreReleaseTag(Identifier),
}

The error type for this crate.

Variants

CouldNotExecuteCommand(Error)

An error ocurrend when executing the rustc command.

Utf8Error(Utf8Error)

The output of rustc -vV was not valid utf-8.

UnexpectedVersionFormat

The output of rustc -vV was not in the expected format.

ReqParseError(ReqParseError)

An error ocurred in parsing a VersionReq.

SemVerError(SemVerError)

An error ocurred in parsing the semver.

UnknownPreReleaseTag(Identifier)

The pre-release tag is unknown.

Trait Implementations

impl From<Utf8Error> for Error

fn from(e: Utf8Error) -> Error

Performs the conversion.

impl From<SemVerError> for Error

fn from(e: SemVerError) -> Error

Performs the conversion.

impl From<ReqParseError> for Error

fn from(e: ReqParseError) -> Error

Performs the conversion.

impl Display for Error

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

Formats the value using the given formatter.

impl Debug for Error

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

Formats the value using the given formatter.

impl Error for Error

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

Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

The lower-level cause of this error, if any.

fn description(&self) -> &str

This method is soft-deprecated.

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

The lower-level source of this error, if any.