def size
import bend-collections@1.0.0.0/src/containers/balanced_search_tree.bend as BalancedSearchTreeimport Base
224def size(~K: Data, ~V: Data, ~cmp: K -> K -> Cmp, m: TreeMap<K, V, cmp>) -> TreeMap<K, V, cmp> & Nat:
225 TM{+n, root, lo, hi, free, nodes, payloads} = m
226 (TM{n, root, lo, hi, free, nodes, payloads}, n)