pub trait UnstackAPI<Inp> {
type Out;
// Required method
fn unstack_f(self) -> Result<Self::Out, Error>;
// Provided method
fn unstack(self) -> Self::Out
where Self: Sized { ... }
}pub trait UnstackAPI<Inp> {
type Out;
// Required method
fn unstack_f(self) -> Result<Self::Out, Error>;
// Provided method
fn unstack(self) -> Self::Out
where Self: Sized { ... }
}