bug#51809: 29.0.50; [PATCH] Support for outline default state in Diff buffers

[Lars Ingebrigtsen]

Juri Linkov <juri@linkov.net> writes:

>> I see one problem: Once one has some default state configured for Diff
>> mode, it applies to patch embedded in Gnus Article buffers, but there
>> the outline-minor-mode keymap isn't active and there's no way to toggle
>> headings visibility... No idea how to improve this situation...
>
> Oh, I see now it's a real problem.  Some patches are not displayed
> because their hunks are hidden.  Fro example, a patch from bug#53770
> attached below, becomes hidden with these settings:
>
>   (add-hook 'diff-mode-hook
>             (lambda ()
>               (setq-local outline-default-state 2)
>               (outline-minor-mode 1)))

Hm, that's not good...  Perhaps we could just disable outline on the
Gnus level when displaying parts?

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   bloggy blog: http://lars.ingebrigtsen.no