Subject: bug#61396: diff mode could distinguish changed from deleted lines

From: Samuel Wales <[email-masked]>
Date: Sat, 11 Feb 2023 19:54:29 -0700

now we are closer to being on the same page.

> There is nothing to color in A in this example.

that is the problem.  [approximately that is; see op for references to
indicators and faces.]

On 2/11/23, Dmitry Gutov <[email-masked]> wrote:
> On 12/02/2023 04:12, Samuel Wales wrote:
>>> This is the feature which colors "FOR ALL GOOD MEN" from your example
>>> with a different background. It's enabled by default.
>> you are referring to coloring B.  this bug report is referring to
>> coloring or indicating A.  it is not referring to coloring B.  those
>> are orthogonal.
>
> There is nothing to color in A in this example.
>
> But if the change deleted some text, there would be indication in A.
> Same if the change both deleted and added text (making it a full-blown
> "change").
>

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