This is passed to
Device::poll to control whether
it should block or not.
impl StructuralEq for Maintain[src]
impl StructuralPartialEq for Maintain[src]
impl RefUnwindSafe for Maintain
impl UnwindSafe for Maintain
type Owned = T
The resulting type after obtaining ownership.
fn clone_into(&self, target: &mut T)[src]
type Error = Infallible
The type returned in the event of a conversion error.