asReader ? getChunkedReader(input, chunk) : getChunkedReadable(input, chunk);
    LineReader r = new LineReader(readable);
    List<String> lines = new ArrayList<>();
    String line;
    while ((line = r.readLine()) != null) {
      lines.add(line);
    }
    return lines;
  }

  // Returns a Readable that is *not* a Reader.
  private static Readable getChunkedReadable(String input, int chunk) {