Enum MutateError 

pub enum MutateError {
    ToolNotInstalled,
    SubprocessFailed(String),
    ParseError(String),
}

Errors that can arise during a mutation testing run.

Variants

ToolNotInstalled

cargo-mutants is not installed.

SubprocessFailed(String)

Subprocess returned a fatal error and no parseable JSON.

ParseError(String)

JSON output could not be parsed.

Trait Implementations

impl Debug for MutateError

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

Formats the value using the given formatter.

impl Display for MutateError

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

Formats the value using the given formatter.

impl Error for MutateError

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.