Léo Ackermann <leo.komba@gmail.com> writes:

> I'm currently working on a tiny project org-inline-blocks that aims to
> provide a simple syntax for latex-blocks in org-mode based on indent.
> Namely, instead of #+begin_theorem ... #+end_theorem, it will be possible
> to write "Theorem." and the export will be based on indent to decide
> whether some text belongs to the block or not.
> Unfortunately, ox modifies the indentation of the org-text before running
> the filter functions. Here is an illustration.
>
> Consider the following file `hamlet.org`:
> ...
> *---*
> and this tiny `org-export-filter-body`'s function:
> ...
> *My question is thus: how can I prevent ox from unindenting the last line
> ? *

I am not sure if I understand your problem.
I tried to export the attached bug.org file to ASCII (C-c C-e t U) and
got the attached bug.txt file.

The indentation of the second paragraph is preserved.

Do I miss something?