Bytes.mask: def of bend-osdev-bytes@0.1.1.0
Import: import bend-osdev-bytes@0.1.1.0/bytes.bend as Bytes
Lines 354-360 of bend-osdev-bytes@0.1.1.0/bytes.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&start_line=354&end_line=360

import Base

# masking every element of a list to 8 bits (the list layer's view)
def mask(xs: List<&2, U32>) -> List<&2, U32>:
  match xs:
    case Nil{}:
      Nil{}
    case Con{h, t}:
      Con{byte(h), mask(t)}

Uses (3):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=byte