Re: [BUG] Prompt appears in async shell results

[Ihor Radchenko <yantar92@posteo.net>]

Matt <matt@excalamus.com> writes:

> #+begin_src emacs-lisp
> (org-babel-do-load-languages 'org-babel-load-languages '((shell . t)))
> #+end_src
>
> #+begin_src sh :results output :session *test* :async t
> cd /tmp
> echo "hello world"
> #+end_src
>
> #+RESULTS:
> : org_babel_sh_prompt> hello world

Confirmed.

> ** Thoughts
> A quick fix is:
>
> #+begin_src diff
> modified   lisp/ob-shell.el
> @@ -289,7 +289,7 @@ See `org-babel-comint-async-indicator'.")
>  (defun ob-shell-async-chunk-callback (string)
>    "Filter applied to results before insertion.
>  See `org-babel-comint-async-chunk-callback'."
> -  (replace-regexp-in-string comint-prompt-regexp "" string))
> +  (replace-regexp-in-string org-babel-sh-prompt "" string))
> ...
> I'm not sure this is the best way.

It is not. It works by accident.
Other edge cases may appear with chunks containing parts of the prompt.

> It seems to me that we should extract the filter from =org-babel-comint-with-output= and use it in both =org-babel-comint-with-output= and =org-babel-comint-async-filter=.  

Yes. The right fix would be extracting the filter from
`org-babel-comint-with-output' and re-using it.

-- 
Ihor Radchenko // yantar92,
Org mode contributor,
Learn more about Org mode at <https://orgmode.org/>.
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