def concat.go
import bend-lint-api@0.2.0.0/shared/lists.bend as Listsimport Base
23def concat.go(a, -A: Kind(a), xss: List<a, List<a, A>>, out: List<a, A>) -> List<a, A>:
24 match xss:
25 case Nil{}:
26 List.reverse(a, A, out)
27 case Con{xs, rest}:
28 concat.go(a, A, rest, onto(a, A, xs, out))