Cache.Slot: type of bend-kit-cache@0.3.0.0
Import: import bend-kit-cache@0.3.0.0/cache.bend as Cache
Lines 20-24 of bend-kit-cache@0.3.0.0/cache.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-cache@0.3.0.0/cache.bend&start_line=20&end_line=24

import Base

# The state of one key. Fetches take the generations floor, floor+1, ..., next-1.
# A completion lands only when floor <= its generation < next. It then raises
# floor past its generation, so no older fetch can land after it.
type Slot<-V: Data> is Data:
  Slot{next: Nat, floor: Nat, entry: Maybe<&2, Entry<V>>}

Uses (3):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=bend-kit-cache@0.3.0.0/cache.bend&name=Entry