GNU bug report logs - #61396
diff mode could distinguish changed from deleted lines

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From: Samuel Wales <samologist <at> gmail.com>
To: Juri Linkov <juri <at> linkov.net>
Cc: 61396 <at> debbugs.gnu.org
Subject: bug#61396: diff mode could distinguish changed from deleted lines
Date: Fri, 10 Feb 2023 16:50:35 -0700

highlighting for all good men in + is the current case.

i am proposing that this is insufficient.  - has no indication or
highlighting other than del face and it is not a deleted line.

On 2/10/23, Samuel Wales <samologist <at> gmail.com> wrote:
> it is an interesting idea to change the gutter from - to !, but i'm
> not sure this is ok for diff -u, i think it could maybe break things?,
> and it would not distinguish - from +.
>
> On 2/10/23, Juri Linkov <juri <at> linkov.net> wrote:
>>> a fix is to have a different face for changed lines.  i
>>> suggest a muted bg face.  another fix is to stick a colored
>>> marker INDICATOR in A where changes in B exist.
>>>
>>>   -now is the time^
>>>   +now is the time FOR ALL GOOD MEN
>>>
>>> where ^ is a colored marker -- actually just a changed bg
>>> for the newline in this case would work, but i don't think
>>> emacs supports that.
>>
>> We have a dedicated face to indicate the changed lines.
>> Its name is 'diff-changed' and it can be used for context diffs
>> that have a special indicator '!' at the beginning of changed lines.
>> Is it possible to output the same indicator for unified diffs?
>>
>
>
> --
> The Kafka Pandemic
>
> A blog about science, health, human rights, and misopathy:
> https://thekafkapandemic.blogspot.com
>


-- 
The Kafka Pandemic

A blog about science, health, human rights, and misopathy:
https://thekafkapandemic.blogspot.com

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