Subject: bug#70036: a fix that

From: Theodor Thornhill <[email-masked]>
Date: Fri, 19 Apr 2024 13:47:23 +0200

João Távora <[email-masked]> writes:

> On Fri, Apr 19, 2024 at 12:32 PM Theodor Thornhill <[email-masked]> wrote:
>
>> I wonder - why can't we use just buffer-file-truename?
>>
>> In the below function, wouldn't buffer-file-truename let us avoid the
>> file-truename in eglot-path-to-uri?
>
> Never used, but try it out.  It seems it's already a built-in cache
> of whatever the buffer's truename is (and the docstring says
> it does call the slow `file-truename`).  But like in my patch, it's
> a one-time thing.  So yeah, if it's available in old Emacsen as well,
>  it could replace `eglot--cached-tdi`, but then the search in the
> publishDiagnostics
> handler would have to be adjusted accordingly to call uri-to-path again.

What would you consider as a sufficiently old Emacs?

>
> Try it out, may be cleaner indeed.
>
> Beware though, Stefan has fixed the tests which is very good, but there
> still isn't a test for the symlink scenario, so you'd have to test it
> manually (or
> even better, craft that test yourself, with clangd).
>
> João

Sure

Theo