Re: Bug: Problems with missing newline on last line of narrowd subtree [6.33trans (release_6.33f.129.g904a)]

From: Carsten Dominik <carsten.dominik@gmail.com>
To: David Maus <maus.david@gmail.com>
Cc: emacs-orgmode@gnu.org
Subject: Re: Bug: Problems with missing newline on last line of narrowd subtree [6.33trans (release_6.33f.129.g904a)]
Date: Mon, 4 Jan 2010 14:55:11 +0100	[thread overview]
Message-ID: <3C141607-5EDF-4766-8178-3EB4231A69B9@gmail.com> (raw)
In-Reply-To: <87fx79gwe9.wl%maus.david@gmail.com>

Hi David,

On Dec 17, 2009, at 9:47 PM, David Maus wrote:

>
> Remember to cover the basics, that is, what you expected to happen and
> what in fact did happen.  You don't know how to make a good report?   
> See
>
>     http://orgmode.org/manual/Feedback.html#Feedback
>
> Your bug report will be posted to the Org-mode mailing list.
> ------------------------------------------------------------------------
>
> If you narrow the buffer to a subtree, insert some content and widen
> again the content below the subtree moves into the subtree if there
> was no newline on the last line of the narrowed subtree.
>
> example.org
> ,----
> | * Headline 1
> |
> | * Headline 2
> `----
>
> Narrow the buffer to "Headline 1", entere some text and remove all
> empty lines below the entered text.
>
> example.org (narrowd)
> ,----
> | * Headline 1
> | Hello World!
> `----
>
> example.org (widened again)
> ,----
> | * Headline 1
> | Hello World!* Headline 2
> `----
>
> I do know that this behaviour makes absolutely sense as removing the
> newlines in the narrowed subtree equals to removing the newlines in
> the whole buffer.
>
> But as you can imagine this behaviour can be disastrous in Orgmode: I
> stumpled upon this just because I remembered to have a todo item on my
> list but Orgmode didn't know about it -- it was sucked into
> another item.
>
> Maybe Orgmode should use a function `org-widen' that ensures a newline
> at the end of a narrowed buffer before calling the Emacs' `widen'.

That does make sense if the narrowing was done by org-narrow-to-subtree.
But if it was done by another command, maybe even narrowing to part of  
a line,
than adding a newline can be equally destrucive. I don't think there  
is a "good" solution to this issue.

Regards

- Carsten

>
> Regards,
>
>  -- David
>
>
> Emacs  : GNU Emacs 23.1.50.1 (i486-pc-linux-gnu, GTK+ Version 2.18.3)
> of 2009-11-28 on elegiac, modified by Debian
> Package: Org-mode version 6.33trans (release_6.33f.129.g904a)
>
>
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- Carsten