PROOF.h.db: def of bend-kit-collections@0.1.4.1
Import: import bend-kit-collections@0.1.4.1/PROOF.bend as PROOF
Lines 2607-2613 of bend-kit-collections@0.1.4.1/PROOF.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-collections@0.1.4.1/PROOF.bend&start_line=2607&end_line=2613

import Base
import bend-kit-collections@0.1.4.1/hmap.bend as M

def h.db(
  ~K: Data, ~V: Data, ~eq: K -> K -> Bool, b: Bool, +p: Nat, +mask: U32,
  +lo: M.HMap<K, V>, +hi: M.HMap<K, V>, +hk: U32, +k: K
) -> M.HMap<K, V>:
  M.HMap.bool(M.HMap<K, V>, b,
    u => M.HMap.join(K, V, M.HMap.del.go(~K, ~V, ~eq, p, (mask << 1n : U32), lo, hk, k), hi),
    u => M.HMap.join(K, V, lo, M.HMap.del.go(~K, ~V, ~eq, p, (mask << 1n : U32), hi, hk, k)))

Uses (8):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.shln
  https://jend.leeeet.dev/definition.txt?path=bend-kit-collections@0.1.4.1/hmap.bend&name=HMap
  https://jend.leeeet.dev/definition.txt?path=bend-kit-collections@0.1.4.1/hmap.bend&name=HMap.bool
  https://jend.leeeet.dev/definition.txt?path=bend-kit-collections@0.1.4.1/hmap.bend&name=HMap.del.go
  https://jend.leeeet.dev/definition.txt?path=bend-kit-collections@0.1.4.1/hmap.bend&name=HMap.join