DropOk<E>
trait and impl
for Result
.DropOk<E>
trait has .drop_ok(self) -> Result<(), E>
function..map(|_|())
.```rust fn somefunction() -> Result<(), MyError> match switcher { patterna => sometask1().dropok()? patternb => sometask2().dropok()? patternc => sometask3()? patternd => some_task4() _ => () }
fn sometask1() -> Result
"I don't need it, because ..."
.map(|_|())
. So I'm happy with.drop_ok()
.