private static @NotNull LongRangeSet checkRange(@NotNull LongRangeSet range) {
    if (!FULL_RANGE.contains(range)) {
      throw new IllegalArgumentException("Illegal range supplied for int type: " + range);
    }
    return FULL_RANGE.equals(range) ? FULL_RANGE : range;
  }
private static @NotNull LongRangeSet checkRange(@NotNull LongRangeSet range)