PROOF.rev_app8: def of bend-osdev-bytes@0.1.1.0
Import: import bend-osdev-bytes@0.1.1.0/PROOF.bend as PROOF
Lines 709-715 of bend-osdev-bytes@0.1.1.0/PROOF.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-bytes@0.1.1.0/PROOF.bend&start_line=709&end_line=715

import Base
import bend-osdev-bytes@0.1.1.0/bytes.bend as B

# concat: pushing each piece's words is reversing the joined words
def rev_app8(+xs: List<&2, B.OctByte>, +ys: List<&2, B.OctByte>, +acc: List<&2, B.OctByte>) -> {B.w8s.rev_onto(List.append(&2, B.OctByte, xs, ys), acc) == B.w8s.rev_onto(ys, B.w8s.rev_onto(xs, acc)) : List<&2, B.OctByte>}:
  match xs:
    case Nil{}:
      {==}
    case Con{h, t}:
      rev_app8(t, ys, Con{h, acc})

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=List.append
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=OctByte
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=w8s.rev_onto