ModeCore.CmBlock.of_octets: def of bend-osdev-mode-core@0.1.0.0
Import: import bend-osdev-mode-core@0.1.0.0/mode_core.bend as ModeCore
Lines 304-307 of bend-osdev-mode-core@0.1.0.0/mode_core.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-mode-core@0.1.0.0/mode_core.bend&start_line=304&end_line=307

import Base
import bend-osdev-bytes@0.1.1.0/bytes.bend as B

# a 16-byte string as a block; None for any other length
def CmBlock.of_octets(o: B.Octets) -> Maybe<&2, CmBlock>:
  +xs = B.Octets.to_list(o)
  CmBlock.of_octets.pick(Nat.is_eq(B.len(xs), 16n), xs)

Uses (7):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.is_eq
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=Octets
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=Octets.to_list
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=len
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-mode-core@0.1.0.0/mode_core.bend&name=CmBlock
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-mode-core@0.1.0.0/mode_core.bend&name=CmBlock.of_octets.pick