Cache.len: def of bend-collections-laws-crypto@1.0.0.0
Import: import bend-collections-laws-crypto@1.0.0.0/proofs/lib/lemmas/src/cache.bend as Cache
Lines 39-41 of bend-collections-laws-crypto@1.0.0.0/proofs/lib/lemmas/src/cache.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-crypto@1.0.0.0/proofs/lib/lemmas/src/cache.bend&start_line=39&end_line=41

import Base

def len(-K: Data, -V: Data, +c: Cache<K, V>) -> Nat:
  State{cap, m, order, life, counts, cb} = c
  List.length(&2, String, order)

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List.length
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/proofs/lib/lemmas/src/cache.bend&name=Cache