fourmolu-0.0.6.0: data/examples/declaration/value/function/comprehension/transform-multi-line3.hs

{-# LANGUAGE TransformListComp #-}

baz' xs ys = [
  (x,
    y) |
  x <- xs,
  y <- ys,
  then
  group
  using -- First comment
    permutations -- Second comment
  ]