bug#73500: eglot: diagnostic location not always shown

[Dmitry Gutov <dmitry@gutov.dev>]

On 01/10/2024 23:18, Federico Beffa wrote:
> On 01/10/2024 21:48, Dmitry Gutov wrote:
>> That one is using the face eglot-diagnostic-tag-unnecessary-face, 
>> which you can customize to add an underline or any other decorations.
>>
>> It was added in commit 0f44d338f17bd4, see the description here 
>> https://git.savannah.gnu.org/cgit/emacs.git/commit/?id=0f44d338f17bd4
>>
>> The choice of using 'shadow' is explained with a reference to the 
>> protocol, which says:
>>
>> /**
>>  * Unused or unnecessary code.
>>  *
>>  * Clients are allowed to render diagnostics with this tag faded out
>>  * instead of having an error squiggle.
>>  */
>>
>> https://microsoft.github.io/language-server-protocol/specifications/ 
>> lsp/3.17/specification/#diagnosticTag
>>
> 
> OK, I see, the shadow is so similar the normal font that, before you 
> mentioned it, it was unnoticeable to me. But if it's customizable, 
> that's great.

Yep. I suggest customizing 'shadow' itself then, if it's not noticeable 
enough on your system/theme/etc.

>> > Here a screenshot
>>
>> Same look on my machine.
>>
>> Should we remove the exclamation point instead, to avoid the semantic 
>> conflict? I'm not sure, probably not.
> 
> Is the exclamation mark used with all warnings? If yes, I'd keep it. 
> Even if the warning has a tag equal to 1, it's still a warning.

It is. Sure.

> Thanks for your help!

No problem! Guess we're finished here, so I'm closing the report.