Sha512.hex: def of bend-collections@1.0.0.0
Import: import bend-collections@1.0.0.0/src/crypto/sha512/sha512.bend as Sha512
Lines 29-35 of bend-collections@1.0.0.0/src/crypto/sha512/sha512.bend: https://jend.leeeet.dev/read.txt?path=bend-collections@1.0.0.0/src/crypto/sha512/sha512.bend&start_line=29&end_line=35

import Base

# Lowercase hex of a byte list.
def hex(bytes: List<&2, U32>) -> String:
  match bytes:
    case Nil{}:
      ""
    case +b <> t:
      SCon{hex_digit(U32.and(U32.shrn(b, 4n), 15)), SCon{hex_digit(U32.and(b, 15)), hex(t)}}

Uses (6):
  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-collections@1.0.0.0/src/crypto/sha512/sha512.bend&name=hex_digit