Chacha20poly1305.when_open: def of bend-collections-laws-crypto@1.0.0.0
Import: import bend-collections-laws-crypto@1.0.0.0/src/crypto/aead/chacha20poly1305.bend as Chacha20poly1305
Lines 93-96 of bend-collections-laws-crypto@1.0.0.0/src/crypto/aead/chacha20poly1305.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/aead/chacha20poly1305.bend&start_line=93&end_line=96

import Base

def when_open(ok: Bool, r: Maybe<&2, List<&2, U32>>) -> Maybe<&2, List<&2, U32>>:
  match ok:
    case True{}: r
    case False{}: None{}

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32