PprintAdditionalHandlers.scala

val pprint2 =
    pprint.copy(
      additionalHandlers = {
        case value: java.nio.file.Path =>
          val v = pprint.Util.literalize(value.toString)
          pprint.Tree.Apply(
            "Paths.get",
            Iterator(v).map(pprint.Tree.Literal.apply)
          )
        case value: scala.meta.inputs.Position.Range =>
          val inputPart = pprint.Util.literalize(value.input.text)
          val input = pprint.Tree.Apply(
            "Input.String",
            Iterator(inputPart).map(pprint.Tree.Literal.apply)
          )
          val start = pprint.Tree.Literal.apply(value.start.toString)
          val end = pprint.Tree.Literal.apply(value.end.toString)
          pprint.Tree
            .Apply(
              "scala.meta.inputs.Position.Range",
              Iterator(input, start, end)
            )
      }
    )