Trait FutureMapErrInto
mapinto
pub trait FutureMapErrInto<U> { type Output: Future<Error = U>; fn map_err_into(self) -> Self::Output; }
type Output: Future<Error = U>
fn map_err_into(self) -> Self::Output
impl<F, U> FutureMapErrInto<U> for F where F: Future, U: From<F::Error>,
type Output = MapErr<F, fn(_: F::Error) -> U>