Usage.poll.stale: def of cswap-bend-cli@0.1.0.0
Import: import cswap-bend-cli@0.1.0.0/policy/usage.bend as Usage
Lines 272-277 of cswap-bend-cli@0.1.0.0/policy/usage.bend: https://jend.leeeet.dev/read.txt?path=cswap-bend-cli@0.1.0.0/policy/usage.bend&start_line=272&end_line=277

import Base

def poll.stale(+fa: Maybe<&2, Nat>, +now: Nat, +ttl: Nat) -> Bool:
  match fa:
    case None{}:
      True{}
    case Some{f}:
      Nat.is_gt(Nat.sub(now, f), ttl)

Uses (5):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  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=Base/base.bend&name=Nat.is_gt
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.sub