doomemacs/modules/checkers/syntax/config.el
Henrik Lissner c8b5bf7bd1
feat(flycheck): add +icons flag
Close: #7814
Co-authored-by: Dev380 <Dev380@users.noreply.github.com>
2024-07-10 20:35:30 -04:00

123 lines
4.5 KiB
EmacsLisp

;;; checkers/syntax/config.el -*- lexical-binding: t; -*-
;;
;;; Flycheck
(use-package! flycheck
:unless (modulep! +flymake)
:commands flycheck-list-errors flycheck-buffer
:hook (doom-first-buffer . global-flycheck-mode)
:config
(setq flycheck-emacs-lisp-load-path 'inherit)
;; Rerunning checks on every newline is a mote excessive.
(delq 'new-line flycheck-check-syntax-automatically)
;; And don't recheck on idle as often
(setq flycheck-idle-change-delay 1.0)
;; For the above functionality, check syntax in a buffer that you switched to
;; only briefly. This allows "refreshing" the syntax check state for several
;; buffers quickly after e.g. changing a config file.
(setq flycheck-buffer-switch-check-intermediate-buffers t)
;; Display errors a little quicker (default is 0.9s)
(setq flycheck-display-errors-delay 0.25)
;; Don't commandeer input focus if the error message pops up (happens when
;; tooltips and childframes are disabled).
(set-popup-rules!
'(("^\\*Flycheck error messages\\*" :select nil)
("^\\*Flycheck errors\\*" :size 0.25)))
(add-hook! 'doom-escape-hook :append
(defun +syntax-check-buffer-h ()
"Flycheck buffer on ESC in normal mode."
(when flycheck-mode
(ignore-errors (flycheck-buffer))
nil)))
(map! :map flycheck-error-list-mode-map
:n "C-n" #'flycheck-error-list-next-error
:n "C-p" #'flycheck-error-list-previous-error
:n "j" #'flycheck-error-list-next-error
:n "k" #'flycheck-error-list-previous-error
:n "RET" #'flycheck-error-list-goto-error
:n [return] #'flycheck-error-list-goto-error))
(use-package! flycheck-popup-tip
:unless (modulep! +flymake)
:commands flycheck-popup-tip-show-popup flycheck-popup-tip-delete-popup
:hook (flycheck-mode . +syntax-init-popups-h)
:config
(setq flycheck-popup-tip-error-prefix (if (modulep! +icons) "" "[!] "))
;; HACK: Only display the flycheck popup if we're in normal mode (for evil
;; users) or if no selection or completion is active. This popup can
;; interfere with the active evil mode, clear active regions, and other
;; funny business (see #7242).
(defadvice! +syntax--disable-flycheck-popup-tip-maybe-a (&rest _)
:before-while #'flycheck-popup-tip-show-popup
(if (and (bound-and-true-p evil-local-mode)
(not (evil-emacs-state-p)))
(evil-normal-state-p)
(and (not (region-active-p))
(not (bound-and-true-p company-backend))
(not (ignore-errors (>= corfu--index 0)))))))
(use-package! flycheck-posframe
:when (modulep! +childframe)
:unless (modulep! +flymake)
:hook (flycheck-mode . +syntax-init-popups-h)
:config
(if (modulep! +icons)
(setq flycheck-posframe-warning-prefix ""
flycheck-posframe-info-prefix ""
flycheck-posframe-error-prefix "")
(setq flycheck-posframe-warning-prefix "[?] "
flycheck-posframe-info-prefix "[i] "
flycheck-posframe-error-prefix "[!] "))
;; HACK: Hide the flycheck posframe immediately on the next keypress/user
;; action, otherwise it lingers until the next time the user is idle.
(defun +syntax--flycheck-posframe-hide-h ()
(unless (flycheck-posframe-check-position)
(posframe-hide flycheck-posframe-buffer))
(remove-hook 'post-command-hook #'+syntax--flycheck-posframe-hide-h))
(defadvice! +syntax-hide-posframe-on-next-command-a (fn &rest args)
:around #'flycheck-posframe-show-posframe
(letf! ((defun posframe-show (&rest args)
(add-hook 'post-command-hook #'+syntax--flycheck-posframe-hide-h)
(apply posframe-show args)))
(apply fn args)))
(after! company
;; Don't display popups if company is open
(add-hook 'flycheck-posframe-inhibit-functions #'company--active-p))
(after! evil
;; Don't display popups while in insert or replace mode, as it can affect
;; the cursor's position or cause disruptive input delays.
(add-hook! 'flycheck-posframe-inhibit-functions
#'evil-insert-state-p
#'evil-replace-state-p)))
;;
;;; Flymake
(use-package! flymake
:when (modulep! +flymake)
:hook ((prog-mode text-mode) . flymake-mode)
:config
(setq flymake-fringe-indicator-position 'right-fringe))
(use-package! flymake-popon
:when (modulep! +flymake)
:hook (flymake-mode . flymake-popon-mode)
:config
(setq flymake-popon-method (if (modulep! +childframe)
'posframe
'popon)))