def h.g_lf_t

bend-kit-collections@0.1.4.1 · PROOF.bend:2766

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

2766def h.g_lf_t(
2767  ~K: Data, ~V: Data, ~eq: K -> K -> Bool, +p: Nat, +mask: U32, +o: U32,
2768  +es: List<&2, M.Entry<K, V>>, +hk: U32, +k: K, e: {U32.is_eq(o, hk) == True{} : Bool}
2769) -> {h.EG(~K, ~V, ~eq, es, k) == h.G(~K, ~V, ~eq, 1n+p, mask, M.HLeaf{o, es}, hk, k) : Maybe<&2, V>}:
2770  %h.sb(U32.is_eq(o, hk), True{}, e)
2771    : {h.EG(~K, ~V, ~eq, es, k)
2772       == M.HMap.bool(Maybe<&2, V>, _, u => h.EG(~K, ~V, ~eq, es, k), u => None{}) : Maybe<&2, V>}
2773  {==}