LAWS.hmap_absent: def of bend-kit-collections@0.1.4.1
Import: import bend-kit-collections@0.1.4.1/LAWS.bend as LAWS
Lines 485-493 of bend-kit-collections@0.1.4.1/LAWS.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-collections@0.1.4.1/LAWS.bend&start_line=485&end_line=493

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

# No entry of xs has a key equal to k.
def hmap_absent(
  ~K: Data, ~V: Data, ~eq: K -> K -> Bool, xs: List<&2, M.Entry<K, V>>, +k: K
) -> Bool:
  match xs:
    case Nil{}:
      True{}
    case Con{M.Entry{+key, val}, rest}:
      Bool.not(eq(k, key)) && hmap_absent(~K, ~V, ~eq, rest, k)

Uses (5):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.and
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.not
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=bend-kit-collections@0.1.4.1/hmap.bend&name=Entry