See https://github.com/joaotavora/eglot/issues/812 for background, in particular:
https://github.com/joaotavora/eglot/issues/812#issuecomment-
1014821345
* eglot.el (eglot-completion-at-point): Don't use :exclusive no, as it
leads to breakage in many cases.
GitHub-reference: close https://github.com/joaotavora/eglot/issues/812
(regexp-opt
(cl-coerce (cl-getf completion-capability :triggerCharacters) 'list))
(line-beginning-position))))
- :exclusive 'no
:exit-function
(lambda (proxy status)
(when (eq status 'finished)