def Int.read.pos
import bend-kit-int@0.2.0.0/int.bend as Intimport Base
420def Int.read.pos(+n: Nat, m: Maybe<&2, Word(n)>) -> Maybe<&2, Word(n)>:
421 match m:
422 case None{}:
423 None{}
424 case Some{w}:
425 +v = {w : Word(n)}
426 Int.read.fit(Int.msb(n, v), n, v)