Laws.sha256_array_correct: law of bend-collections@1.0.0.0
Import: import bend-collections@1.0.0.0/proofs/crypto/sha/packed/laws.bend as Laws
Lines 35-39 of bend-collections@1.0.0.0/proofs/crypto/sha/packed/laws.bend: https://jend.leeeet.dev/read.txt?path=bend-collections@1.0.0.0/proofs/crypto/sha/packed/laws.bend&start_line=35&end_line=39

import Base
import bend-collections@1.0.0.0/src/crypto/sha/packed/sha256.bend as Runtime
import bend-collections@1.0.0.0/src/crypto/sha/packed/buffer.bend as Buffer
import bend-collections@1.0.0.0/spec/crypto/sha/packed.bend as PackedSpec

# Actual production array API; historical list laws above concern only its model.
law sha256_array_correct:
  for words: Array<U32>
  for +byte_length: Nat
  {Runtime.sha256(words,byte_length) == Buffer.result(PackedSpec.hash(words,byte_length)) : Maybe<&1,Array<U32>>}

Uses (8):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array
  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@1.0.0.0/proofs/crypto/sha/packed/buffer_proof.bend&name=correct
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/spec/crypto/sha/packed.bend&name=hash
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/crypto/sha/packed/buffer.bend&name=result
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/crypto/sha/packed/sha256.bend&name=sha256