Method get

src/system/map.rs:116–132

(&self, target: &K)

impl <K : PartialOrd + PartialEq, V> BTree<K, V> for MapNode<K, V> {
    fn get(&self, target: &K) -> Option<&V> {
        if &self.key == target {
            return Some(&self.item);
        } else if &self.key > target {
            // Go left
            return match self.left {
                None => None,
                Some(node) => unsafe { node.as_ref().unwrap() }.get(target) 
            };
        } else {
            // Go right
            return match self.right {
                None => None,
                Some(node) => unsafe { node.as_ref().unwrap() }.get(target)
            };
        }
    }

    fn get_mut(&mut self, target: &K) -> Option<&mut V> {
        if &self.key == target {