Function find_min

src/tree/binary/bst.rs:122–127

# Safety This is highly unsafe, due to pointer

(node: Option<NonNull<Node<K, V>>>)

///
/// This is highly unsafe, due to pointer
pub unsafe fn find_min<K, V>(node: Option<NonNull<Node<K, V>>>) -> Option<NonNull<Node<K, V>>>
where
    K: Ord,
{
    node.and_then(|node| node.as_ref().left.map_or(Some(node), |l| find_min(Some(l))))
}

/// # Safety
///