linux-x86/1.40.0/src/stdlibs/src/liballoc/collections/btree/mod.rs

mod node;
mod search;
pub mod map;
pub mod set;

#[doc(hidden)]
trait Recover<Q: ?Sized> {
    type Key;

    fn get(&self, key: &Q) -> Option<&Self::Key>;
    fn take(&mut self, key: &Q) -> Option<Self::Key>;
    fn replace(&mut self, key: Self::Key) -> Option<Self::Key>;
}