bug#63141: Incorrect indentation in csharp-mode

[Theodor Thornhill via "Bug reports for GNU Emacs, the Swiss army knife of text editors" <bug-gnu-emacs@gnu.org>]

Eli Zaretskii <eliz@gnu.org> writes:

>> From: Jen-Chieh Shen <jcs090218@gmail.com>
>> Date: Fri, 28 Apr 2023 00:25:16 -0700
>> 
>> It seems like there is an indentation error with the following C# code:
>> 
>> ```csharp
>> public class Foo {
>>     [Header("")]
>> 
>>         [Tooltip("")]
>>         [SerializeField]
>>         private Block mBlockUp = null;
>> }
>> ```
>> 
>> expected behavior:
>> 
>> ```csharp
>> public class Foo {
>>     [Header("")]
>> 
>>     [Tooltip("")]
>>     [SerializeField]
>>     private Block mBlockUp = null;
>> }
>> ```
>> 
>> I've tested this bug with emacs -q, and the bug persists.
>
> Theo, Jostein: could you please take a look?  csharp-ts-mode behaves
> correctly with this code snippet, FWIW.  But csharp-mode doesn't.

Yep, I'll look at it immediately!

Thanks for the heads up :-)

Theo