bug#63141: Incorrect indentation in csharp-mode

[Eli Zaretskii <eliz@gnu.org>]

> Date: Sat, 29 Apr 2023 12:40:30 +0200
> From: Theodor Thornhill <theo@thornhill.no>
> CC: 63141@debbugs.gnu.org, jostein@kjonigsen.net
> 
> >> (c-add-style "csharp"
> >>              '("java"
> >>                (c-basic-offset . 4)
> >>                (c-comment-only-line-offset . (0 . 0))
> >>                (c-offsets-alist . ((inline-open           . 0)
> >>                                    (arglist-intro         . +)
> >>                                    (arglist-close         . 0)
> >>                                    (inexpr-class          . 0)
> >>                                    (case-label            . +)
> >>                                    (cpp-macro             . c-lineup-dont-change)
> >>                                    (substatement-open     . 0)))))
> >> ```
> >> 
> >> I consider it an awkward indentation, so better to change the default (change to the expected
> >> behavior).
> >
> >I'll let Theo and Jostein chime in regarding the accepted practices in
> >C#, but in general it is not enough to hear from one or several users
> >that they don't like the defaults in order for us to change the
> >default behavior.  These customization options exist precisely so that
> >people who don't like the defaults could easily adjust Emacs to their
> >liking.  Why would you impose your personal preferences on everyone
> >else, instead of letting them customize this as they see fit?
> 
> I agree. It's not a bug, but could absolutely be a missing feature/consideration. I'd be happy to review a patch with the proposed changes, though.

The patch I can envision is to change the default c-offsets-alist.
But IMO we should only do that if many/most C# programs use the style
suggested by the OP.