def nkey

bend-collections@1.0.0.0 · src/containers/balanced_search_tree.bend:106

import Base

106def nkey(~K: Data, n: Node<K>) -> Maybe<&2, K>:
107  match n:
108    case Free{x}:
109      None{}
110    case N{c, l, r, p, k}:
111      Some{k}