Shuffle.some_or: def of bend-collections-laws-crypto@1.0.0.0
Import: import bend-collections-laws-crypto@1.0.0.0/proofs/math/random/shuffle.bend as Shuffle
Lines 19-24 of bend-collections-laws-crypto@1.0.0.0/proofs/math/random/shuffle.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-crypto@1.0.0.0/proofs/math/random/shuffle.bend&start_line=19&end_line=24

import Base

def some_or(-A: Data, m: Maybe<&2, A>, +d: A) -> A:
  match m:
    case None{}:
      d
    case Some{x}:
      x

Uses (1):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe