bug#59824: flymake-show-project-diagnotics not updating (eglot for Java with jdtls)

["João Távora" <joaotavora@gmail.com>]

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Thanks David. Please also repost here the transcripts of the events buffer
that you collected and shared in the original discussion, for convenience.

On Sun, Dec 4, 2022, 20:39 David Ventimiglia <
davidaventimiglia@neptunestation.com> wrote:

> Hello,
>
> When I run flymake-show-project-diagnostics some warnings are listed for
> my Java project. As I jump to those locations and fix the warnings, the
> diagnostics buffer doesn't update. One problem I have is that I don't even
> know where to begin to look in order to troubleshoot this. It could be a
> problem with eglot, jdtls, flymake, or some combination thereof. I started
> a GitHub discussion for the eglot project here:
>
> https://github.com/joaotavora/eglot/discussions/1131#discussion-4626934
>
> In summary, for Java if I add say an unused import to a file, jdtls
> publishes a diagnostic event for this and the flymake buffer shows a
> warning for the unused import.  If I correct the issue by deleting the
> unused import, jdtls again publishes a correct diagnostic report for the
> file, but the flymake diagnostics buffer doesn't update.
>
> After some correspondence with its maintainer, I believe we ruled out the
> jdtls server, since the events buffer seems to show an accurate diagnostics
> report being delivered from the server to Emacs/eglot/flymake.  We're
> wondering if perhaps the problem lies therefore in eglot and/or flymake.  I
> should also say that I'm using the "stock" eglot and flymake built into
> Emacs, as I'm using emacs-snapshot.  Here's my Emacs version info:
>
> GNU Emacs 30.0.50 (build 1, x86_64-pc-linux-gnu, GTK+ Version 3.24.33,
> cairo version 1.16.0) of 2022-12-03
>
> I grant that this may not be a bug and could be a mis-configuration, but I
> am trying to track that down.  Thanks!
>
> Best,
> David Ventimiglia
>
>

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