Struct OccupiedError 

pub struct OccupiedError<'a, K1: 'a, K2: 'a, V: 'a> {
    pub entry: OccupiedEntry<'a, K1, K2, V>,
    pub value: V,
}

The error returned by try_insert (as a part of the TryInsertError enum) when the keys already exist and point to the same value.

Contains the occupied entry, and the value that was not inserted. It is part of the TryInsertError enum.

Fields

entry: OccupiedEntry<'a, K1, K2, V>

The entry in the map that was already occupied. It contains OccupiedEntry structure which is also a part of the Entry enum.

value: V

The value which was not inserted, because the entry was already occupied.

Trait Implementations

impl<'a, K1: Debug + 'a, K2: Debug + 'a, V: Debug + 'a> Debug for OccupiedError<'a, K1, K2, V>

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

Formats the value using the given formatter.

impl<'a, K1: Debug, K2: Debug, V: Debug> Display for OccupiedError<'a, K1, K2, V>

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

Formats the value using the given formatter.

impl<'a, K1: Debug, K2: Debug, V: Debug> Error for OccupiedError<'a, K1, K2, V>

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.