doomemacs/modules/tools/lsp/+eglot.el
2023-07-24 23:51:40 +01:00

72 lines
2.8 KiB
EmacsLisp

;;; tools/lsp/+eglot.el -*- lexical-binding: t; -*-
(use-package! eglot
:commands eglot eglot-ensure
:hook (eglot-managed-mode . +lsp-optimization-mode)
:init
(defadvice! +eglot--ensure-available-mode (fn)
"Run `eglot-ensure' if the current mode has support."
:around #'eglot-ensure
(when (alist-get major-mode eglot-server-programs nil nil
(lambda (modes key)
(if (listp modes)
(member key modes)
(eq key modes))))
(funcall fn)))
(setq eglot-sync-connect 1
eglot-autoshutdown t
eglot-send-changes-idle-time 0.5
;; NOTE We disable eglot-auto-display-help-buffer because :select t in
;; its popup rule causes eglot to steal focus too often.
eglot-auto-display-help-buffer nil)
(when (and (modulep! :checkers syntax)
(not (modulep! :checkers syntax +flymake)))
(setq eglot-stay-out-of '(flymake)))
:config
(set-popup-rule! "^\\*eglot-help" :size 0.15 :quit t :select t)
(set-lookup-handlers! 'eglot--managed-mode
:definition #'xref-find-definitions
:references #'xref-find-references
:implementations #'eglot-find-implementation
:type-definition #'eglot-find-typeDefinition
:documentation #'+eglot-lookup-documentation)
(add-to-list 'doom-debug-variables '(eglot-events-buffer-size . 0))
(when (and (modulep! :checkers syntax)
(not (modulep! :checkers syntax +flymake)))
(after! flycheck
(load! "autoload/flycheck-eglot")))
(defadvice! +lsp--defer-server-shutdown-a (fn &optional server)
"Defer server shutdown for a few seconds.
This gives the user a chance to open other project files before the server is
auto-killed (which is a potentially expensive process). It also prevents the
server getting expensively restarted when reverting buffers."
:around #'eglot--managed-mode
(letf! (defun eglot-shutdown (server)
(if (or (null +lsp-defer-shutdown)
(eq +lsp-defer-shutdown 0))
(prog1 (funcall eglot-shutdown server)
(+lsp-optimization-mode -1))
(run-at-time
(if (numberp +lsp-defer-shutdown) +lsp-defer-shutdown 3)
nil (lambda (server)
(unless (eglot--managed-buffers server)
(prog1 (funcall eglot-shutdown server)
(+lsp-optimization-mode -1))))
server)))
(funcall fn server))))
(use-package! consult-eglot
:defer t
:when (modulep! :completion vertico)
:init
(map! :map eglot-mode-map [remap xref-find-apropos] #'consult-eglot-symbols))
(use-package! flycheck-eglot
:when (modulep! :checkers syntax)
:hook (eglot-managed-mode . flycheck-eglot-mode))