Bytes.hex: def of bend-osdev-bytes@0.1.1.0
Import: import bend-osdev-bytes@0.1.1.0/bytes.bend as Bytes
Lines 232-239 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=232&end_line=239

import Base

# two lower-case hex digits per byte
def hex(xs: List<&2, U32>) -> String:
  match xs:
    case Nil{}:
      SNil{}
    case Con{h, t}:
      +b = byte(h)
      SCon{hex.digit(U32.shrn(b, 4n)), SCon{hex.digit(U32.and(b, 15)), hex(t)}}

Uses (7):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.and
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.shrn
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=byte
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=hex.digit