Laws.parse_format: law of bend-collections-laws-crypto@1.0.0.0
Import: import bend-collections-laws-crypto@1.0.0.0/proofs/crypto/argon2/laws.bend as Laws
Lines 99-108 of bend-collections-laws-crypto@1.0.0.0/proofs/crypto/argon2/laws.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-crypto@1.0.0.0/proofs/crypto/argon2/laws.bend&start_line=99&end_line=108

import Base
import bend-collections-laws-crypto@1.0.0.0/src/crypto/argon2/phc.bend as PH
import bend-collections-laws-crypto@1.0.0.0/proofs/crypto/argon2/phc.bend as PP

# The PHC string parses back to its fields (bytes below 256).
law parse_format:
  for +m: Nat
  for +t: Nat
  for +p: Nat
  for +salt: List<&2, U32>
  for +hash: List<&2, U32>
  for +hs: {PP.ok(salt) == True{} : Bool}
  for +hh: {PP.ok(hash) == True{} : Bool}
  {PH.parse(PH.format(PH.Phc{m, t, p, salt, hash})) == Some{PH.Phc{m, t, p, salt, hash}} : Maybe<&2, PH.Phc>}

Uses (10):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/proofs/crypto/argon2/phc.bend&name=ok
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/proofs/crypto/argon2/phc.bend&name=parse_format
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/argon2/phc.bend&name=Phc
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/argon2/phc.bend&name=format
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/argon2/phc.bend&name=parse