Cache.oldest_read: 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 229-234 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=229&end_line=234

import Base
import bend-collections-laws-crypto@1.0.0.0/proofs/lib/lemmas/types/model.bend as T

def oldest_read(-K: Data, -V: Data, +c: Cache<K, V>, order: List<&2, String>, now: T.Int64) -> Step<K, V>:
  match order:
    case Nil{}:
      Out{c, None{}, False{}, Nil{}}
    case Con{k, rest}:
      read_encoded(K, V, c, k, now, False{})

Uses (8):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  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
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/proofs/lib/lemmas/src/cache.bend&name=Step
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/proofs/lib/lemmas/src/cache.bend&name=read_encoded
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/proofs/lib/lemmas/types/model.bend&name=Int64