PROOF.h.wf_del.br: def of bend-kit-collections@0.1.4.1
Import: import bend-kit-collections@0.1.4.1/PROOF.bend as PROOF
Lines 3833-3845 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=3833&end_line=3845

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

def h.wf_del.br(
  ~K: Data, ~V: Data, ~hash: K -> U32, ~eq: K -> K -> Bool, +p: Nat, +mask: U32, +lo: M.HMap<K, V>,
  +hi: M.HMap<K, V>, +hk: U32, +k: K, b: Bool,
  wl: {h.WF(~K, ~V, ~hash, ~eq, p, lo) == True{} : Bool},
  wh: {h.WF(~K, ~V, ~hash, ~eq, p, hi) == True{} : Bool},
  il: {h.WF(~K, ~V, ~hash, ~eq, p, h.D(~K, ~V, ~eq, p, (mask << 1n : U32), lo, hk, k)) == True{} : Bool},
  ih: {h.WF(~K, ~V, ~hash, ~eq, p, h.D(~K, ~V, ~eq, p, (mask << 1n : U32), hi, hk, k)) == True{} : Bool}
) -> {h.WF(~K, ~V, ~hash, ~eq, 1n+p, h.db(~K, ~V, ~eq, b, p, mask, lo, hi, hk, k)) == True{} : Bool}:
  match b:
    case True{}:
      h.wf_join(~K, ~V, ~hash, ~eq, p, h.D(~K, ~V, ~eq, p, (mask << 1n : U32), lo, hk, k), hi, il, wh)
    case False{}:
      h.wf_join(~K, ~V, ~hash, ~eq, p, lo, h.D(~K, ~V, ~eq, p, (mask << 1n : U32), hi, hk, k), wl, ih)

Uses (9):
  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/PROOF.bend&name=h.D
  https://jend.leeeet.dev/definition.txt?path=bend-kit-collections@0.1.4.1/PROOF.bend&name=h.WF
  https://jend.leeeet.dev/definition.txt?path=bend-kit-collections@0.1.4.1/PROOF.bend&name=h.db
  https://jend.leeeet.dev/definition.txt?path=bend-kit-collections@0.1.4.1/PROOF.bend&name=h.wf_join
  https://jend.leeeet.dev/definition.txt?path=bend-kit-collections@0.1.4.1/hmap.bend&name=HMap