Nar.hex.val.lower: def of ezx@1.11.0.0
Import: import ezx@1.11.0.0/src/sha/nar.bend as Nar
Lines 172-177 of ezx@1.11.0.0/src/sha/nar.bend: https://jend.leeeet.dev/read.txt?path=ezx@1.11.0.0/src/sha/nar.bend&start_line=172&end_line=177

import Base

def hex.val.lower(is_lower: Bool, +code: U32) -> U32:
  match is_lower:
    case True{}:
      U32.sub(code, 87)
    case False{}:
      hex.val.upper(Bool.and(U32.is_ge(code, 65), U32.is_le(code, 70)), code)

Uses (7):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.and
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_ge
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_le
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.sub
  https://jend.leeeet.dev/definition.txt?path=ezx@1.11.0.0/src/sha/nar.bend&name=hex.val.upper