Struct core_extensions::option_result_ext::IsNoneError

pub struct IsNoneError;

The ResultLike::Error value for Option

Trait Implementations

impl Debug for IsNoneError

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

Formats the value using the given formatter.

impl Copy for IsNoneError

impl Clone for IsNoneError

fn clone(&self) -> IsNoneError

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Eq for IsNoneError

impl PartialEq for IsNoneError

fn eq(&self, other: &IsNoneError) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl Display for IsNoneError

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

Formats the value using the given formatter.

impl Error for IsNoneError

fn description(&self) -> &str

This method is soft-deprecated.

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

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