def cur.u32.fin
import bend-kit-journal@0.3.1.0/journal.bend as Journalimport Base
import bend-kit-bytes@0.3.3.0/bytes.bend as Bytes
246def cur.u32.fin(+pos: U32, r: Bytes.Bytes & Maybe<&2, U32>) -> Cur & U32:
247 (b, m) = r
248 (Cur{b, pos}, cur.field(m))