Trait std::error::FromErrorUnstable

pub trait FromError<E> {
    fn from_error(err: E) -> Self;
}

A trait for types that can be converted from a given error type E.

Required Methods

fn from_error(err: E) -> Self

Perform the conversion.

Implementors

• impl<E> FromError<E> for E
• impl FromError<IoError> for Box<Error>
• impl FromError<MapError> for Box<Error>
• impl<T> FromError<PoisonError<T>> for TryLockError<T>