def exec.bytes.fin
import bend-kit-regex@0.8.0.0/regex.bend as Regeximport Base
import bend-kit-bytes@0.3.3.0/bytes.bend as Bytes
2085def exec.bytes.fin(+len: U32, r: Array<U32> & Maybe<&2, List<&2, Maybe<&2, U32>>>) -> Bytes.Bytes & Maybe<&2, List<&2, Maybe<&2, U32>>>:
2086 (a, m) = r
2087 (Bytes.Bytes{len, a}, m)