def widen
import bendtorch-core@0.1.0.0/src/tensor/permute_build.bend as PermuteBuildimport Base
30def widen(+outer: Nat, pick: Maybe<&2, Pick>) -> Maybe<&2, Pick>:
31 match pick:
32 case None{}:
33 None{}
34 case Some{found}:
35 Some{widened(outer, found)}