Numeric.expiry_choose: def of bend-collections-laws-crypto@1.0.0.0
Import: import bend-collections-laws-crypto@1.0.0.0/proofs/lib/lemmas/spec/numeric.bend as Numeric
Lines 56-61 of bend-collections-laws-crypto@1.0.0.0/proofs/lib/lemmas/spec/numeric.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-crypto@1.0.0.0/proofs/lib/lemmas/spec/numeric.bend&start_line=56&end_line=61

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

def expiry_choose(now: T.Int64, duration: T.Int64, forever: Bool) -> T.Int64:
  match forever:
    case True{}:
      T.I64{Word.zero(64n)}
    case False{}:
      add(now, milliseconds(duration))

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=Word.zero
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/proofs/lib/lemmas/spec/numeric.bend&name=add
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/proofs/lib/lemmas/spec/numeric.bend&name=milliseconds
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/proofs/lib/lemmas/types/model.bend&name=Int64