def u64.join
import bend-kit-bytes@0.3.3.0/bytes.bend as Bytesimport Base
import bend-kit-int@0.2.0.0/int.bend as Int
244def u64.join(+be: Bool, x: Maybe<&2, U32>, y: Maybe<&2, U32>) -> Maybe<&2, Int.U64>:
245 match x y:
246 case Some{a} Some{c}:
247 Some{u64.of(be, a, c)}
248 case _ _:
249 None{}