@Override
  public @Nullable Spacing getSpacing(@Nullable Block child1, @NotNull Block child2) {
    if (child1 instanceof DataLanguageBlockWrapper && child2 instanceof DataLanguageBlockWrapper) {
      return ((DataLanguageBlockWrapper)child1).getRightHandSpacing((DataLanguageBlockWrapper)child2);
    }
    return null;
  }
@Override
  public @Nullable Spacing getSpacing(@Nullable Block child1, @NotNull Block child2)