Crdt.KCounter.valid: def of bend-kit-crdt@0.2.0.0
Import: import bend-kit-crdt@0.2.0.0/crdt.bend as Crdt
Lines 325-331 of bend-kit-crdt@0.2.0.0/crdt.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-crdt@0.2.0.0/crdt.bend&start_line=325&end_line=331

import Base

# A valid state has strictly ascending IDs and no 0 count, so each counter has one form.
def KCounter.valid(~K: Data, ~cmp: K -> K -> Cmp, s: KCounter<K>) -> Bool:
  match s:
    case KNil{}:
      True{}
    case KCon{+x, c, +r}:
      Bool.and(Bool.and(U32.is_ne(c, 0), KCounter.above(~K, ~cmp, r, x)), KCounter.valid(~K, ~cmp, r))

Uses (6):
  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=Cmp
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_ne
  https://jend.leeeet.dev/definition.txt?path=bend-kit-crdt@0.2.0.0/crdt.bend&name=KCounter
  https://jend.leeeet.dev/definition.txt?path=bend-kit-crdt@0.2.0.0/crdt.bend&name=KCounter.above