def Cache.start
import bend-kit-cache@0.3.0.0/cache.bend as Cacheimport Base
124# Starts a fetch of key at clock `at`. Fetch upstream, then pass the ticket to complete.
125def Cache.start(~V: Data, c: Cache<V>, +key: String, at: Nat) -> Ticket & Cache<V>:
126 Cache{p, +slots} = c
127 Cache.start.fin(~V, p, slots, key, at, Slot.start(V, Cache.slot(~V, slots, key)))