aqua/aqua-src/hack.aqua

func emptySugar() -> []u32, []string, []string, *string, ?u32, []u32, ?string:
  numOp = ?[]
  strArr = []
  strStream = *[]
  strEmptyStream: *string
  for i <- ?[]:
    strEmptyStream <<- "some"
  for i <- *[]:
    strEmptyStream <<- "some"
  for i <- []:
    strEmptyStream <<- "some"
  <- numOp, strArr, strStream, strEmptyStream, [], ?[], *[]