Modes.cr.iv.pick: def of bend-osdev-crypto@0.1.0.0
Import: import bend-osdev-crypto@0.1.0.0/modes.bend as Modes
Lines 176-181 of bend-osdev-crypto@0.1.0.0/modes.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-crypto@0.1.0.0/modes.bend&start_line=176&end_line=181

import Base
import bend-osdev-crypto@0.1.0.0/crypto.bend as Cr

def cr.iv.pick(~Blk: Data, m: Maybe<&2, Blk>, +n: Nat) -> Result<&2, &2, Cr.CrError, Blk>:
  match m:
    case None{}:
      Fail{Cr.CrBadIvLength{n}}
    case Some{b}:
      Done{b}

Uses (4):
  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=Result
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-crypto@0.1.0.0/crypto.bend&name=CrError