def earliest_future
import cswap-bend-cli@0.1.0.0/poll.bend as Pollimport Base
328def earliest_future(ws: List<&2, Win>, +now: U32, acc: Maybe<&2, U32>) -> Maybe<&2, U32>:
329 match ws:
330 case Nil{}:
331 acc
332 case Con{Win{p, r}, t}:
333 earliest_future(t, now, future.step(r, now, acc))