Trait ChainErrorKind
failchain
pub trait ChainErrorKind: Fail + Sized { type Error: Fail + From<Context<Self>>; }
Trait which must be implemented by ErrorKind-s.
ErrorKind
The Error associated type should select between UnboxedError<Self> or BoxedError<Self>.
Error
UnboxedError<Self>
BoxedError<Self>
type Error: Fail + From<Context<Self>>