def replace_if_apply
bend-collections@1.0.0.0 · src/containers/balanced_search_tree.bend:736
import bend-collections@1.0.0.0/src/containers/balanced_search_tree.bend as BalancedSearchTree
import Base
736def replace_if_apply(~K: Data, ~V: Data, ~cmp: K -> K -> Cmp, m: TreeMap<K, V, cmp>, +id: Nat, +replacement: V, +equal: Bool) -> TreeMap<K, V, cmp> & Bool:
737 match equal:
738 case False{}:
739 (m, False{})
740 case True{}:
741 changed_value(~K, ~V, ~cmp, exchange(~K, ~V, ~cmp, m, id, Some{replacement}))