Law.keys: def of bolt@1.27.0.0
Import: import bolt@1.27.0.0/src/rules/laws/law.bend as Law
Lines 64-70 of bolt@1.27.0.0/src/rules/laws/law.bend: https://jend.leeeet.dev/read.txt?path=bolt@1.27.0.0/src/rules/laws/law.bend&start_line=64&end_line=70

import Base
import bolt@1.27.0.0/src/rules/digest.bend as Digest

# the keys of what the mentions name
def keys(ms: List<&2, Digest.Mention>) -> List<&2, String>:
  match ms:
    case Nil{}:
      Nil{}
    case Con{Digest.Mention{p, n}, rest}:
      key(p, n) <> keys(rest)

Uses (4):
  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=bolt@1.27.0.0/src/rules/digest.bend&name=Mention
  https://jend.leeeet.dev/definition.txt?path=bolt@1.27.0.0/src/rules/laws/law.bend&name=key