home-manager/profiles/emacs/config.el

   1 ;;; config.el -*- lexical-binding: t; -*-
   2
   3 ;; DOC: https://git.v0.io/hlissner/doom-emacs/src/commit/a680a4c96d2b57fcb75635bd1a918e1235e72890/docs/api.org
   4 ;; DOC: https://github.com/daviwil/emacs-from-scratch
   5
   6 ;; Line numbers are pretty slow all around. The performance boost of
   7 ;; disabling them outweighs the utility of always keeping them on.
   8 (setq display-line-numbers-type nil)
   9 (global-visual-line-mode t)
  10
  11 ;; Focus new window after splitting
  12 (setq evil-split-window-below t
  13       evil-vsplit-window-right t
  14       )
  15
  16 ;; Undo
  17 (setq undo-tree-auto-save-history t
  18       undo-tree-history-directory-alist '(("." . "~/.cache/emacs/undo"))
  19       )
  20
  21 ;; Fonts
  22 (setq doom-font-increment 1
  23       doom-font-size 9
  24       ;doom-font-name "DejaVu Sans Mono"
  25       doom-font-name "Hack"
  26       ;doom-font-name "Unifont"
  27       doom-font (font-spec :family doom-font-name :size doom-font-size :antialias t)
  28       doom-unicode-font (font-spec :family "Symbola" :antialias t)
  29       doom-variable-pitch-font (font-spec :family doom-font-name :antialias t)
  30       ivy-posframe-font (font-spec :family doom-font-name :antialias t)
  31       )
  32 (setq x-underline-at-descent-line t)
  33
  34 ;; Dashboard
  35 ;;(setq +doom-dashboard-banner-file (expand-file-name "banner.png" doom-private-dir))
  36 (defun bury-messages-and-scratch ()
  37        (mapcar #'bury-buffer '("*Messages*" "*scratch*")))
  38 (add-hook 'emacs-startup-hook #'bury-messages-and-scratch)
  39
  40 ;; Formatting
  41 (setq haskell-stylish-on-save nil)
  42 (setq lsp-haskell-formatting-provider "fourmolu")
  43 (setq +format-on-save-enabled-modes
  44       '(not emacs-lisp-mode ; works well enough without it
  45             sql-mode        ; sqlformat is broken
  46             tex-mode        ; latexindent is broken
  47             latex-mode      ; latexindent is broken
  48             bibtex-mode     ; is broken
  49             ess-r-mode      ; styler takes forever
  50             )
  51       )
  52
  53 ;; Theming
  54 (setq doom-theme 'doom-vibrant)
  55 (custom-theme-set-faces! '(doom-vibrant)
  56   '(default :background "black" :foreground "white")
  57   '(hl-line :background "black")
  58   '(cursor :background "DarkOrange" :foreground "black")
  59   ;; Haskell colors
  60   '(font-lock-string-face :foreground "magenta")
  61   '(highlight-numbers-number :foreground "DeepSkyBlue" :bold t)
  62   '(font-lock-comment-face :foreground "cyan3")
  63   '(font-lock-doc-face :foreground "cyan1")
  64   ;'(haskell-constructor-face :foreground "#c4451d")
  65   ;'(haskell-keyword-face :foreground "#af005f")
  66   ;'(haskell-keyword-face :foreground "RoyalBlue")
  67   ;'(haskell-keyword-face :foreground "#44385f")
  68   ;'(haskell-keyword-face :foreground "#906238" :bold t)
  69   ;'(haskell-keyword-face :foreground "green4" :bold t)
  70   '(haskell-keyword-face :foreground "LightGreen" :bold nil)
  71   ;'(haskell-pragma-face :foreground "#2aa198")
  72   '(haskell-pragma-face :foreground "#8f4e8b")
  73   ;'(haskell-type-face :foreground "#9e358f")
  74   '(haskell-operator-face :foreground "yellow" :bold nil)
  75   ;'(haskell-type-face :foreground "SaddleBrown")
  76   ;'(haskell-constructor-face :foreground "darkgoldenrod4")
  77   '(haskell-definition-face :foreground "white" :bold nil)
  78   '(swiper-line-face :background "grey15")
  79   '(swiper-match-face-1 :foreground "grey50" :background "black") ; what is between matches
  80   '(swiper-match-face-2 :foreground "black" :background "yellow2")
  81   '(swiper-match-face-3 :foreground "black" :background "yellow3")
  82   '(swiper-match-face-4 :foreground "black" :background "yellow4")
  83   '(swiper-background-match-face-2 :foreground "black" :background "yellow2")
  84   '(swiper-background-match-face-3 :foreground "black" :background "yellow3")
  85   '(swiper-background-match-face-4 :foreground "black" :background "yellow4")
  86   '(evil-ex-lazy-highlight :foreground "black" :background "yellow2")
  87   '(region :foreground "black" :background "yellow") ; selected area
  88   '(doom-modeline-buffer-modified :foreground "orange")
  89   '(git-gutter-fr:added :foreground "green4" :background "black")
  90   '(git-gutter-fr:deleted :foreground "red4" :background "black")
  91   '(git-gutter-fr:modified :foreground "orange4" :background "black")
  92   '(flycheck-fringe-error :foreground "red")
  93   '(flycheck-fringe-warning :foreground "orange")
  94   '(flycheck-fringe-info :foreground "purple")
  95   '(flycheck-info :underline '(:color "SkyBlue4" :style wave))
  96   '(flycheck-warning :underline '(:color "orange" :style wave))
  97   '(flycheck-error :underline '(:color "red" :style wave))
  98   '(warning :foreground "orange")
  99   '(error :foreground "red")
 100   '(ivy-minibuffer-match-face-1 :foreground "grey50" :background "black") ; what is between matches
 101   '(ivy-minibuffer-match-face-2 :foreground "black" :background "yellow2")
 102   '(ivy-minibuffer-match-face-3 :foreground "black" :background "yellow3")
 103   '(ivy-minibuffer-match-face-4 :foreground "black" :background "yellow4")
 104   ; Violet
 105   ;'(haskell-operator-face :foreground "yellow3")
 106   ;'(haskell-type-face :foreground "#5a4e82")
 107   ;'(haskell-constructor-face :foreground "#8a4f88")
 108   ;'(haskell-constructor-face :foreground "#8a4c87")
 109   '(haskell-constructor-face :foreground "white" :bold t)
 110   ; Almost the same as haskell-constructor-face
 111   ; because that pattern does not match on type-contexts correctly
 112   '(haskell-type-face :foreground "white" :bold t)
 113   '(lsp-face-highlight-read :background "gray10")
 114   '(lsp-face-highlight-write :background "gray10")
 115   '(mode-line :background "gray20")
 116   '(mode-line-inactive :background "gray5")
 117   '(solaire-default-face :background "gray10")
 118   '(solaire-mode-line-face :background "gray20")
 119   '(solaire-mode-line-inactive-face :background "gray5")
 120   '(doom-modeline-project-dir :foreground "DeepSkyBlue" :bold t)
 121   ;'(magit-diff-context-highlight :foreground "white" :background "black")
 122   '(magit-diff-added-highlight :foreground "green")
 123   '(magit-diff-removed-highlight :foreground "red")
 124   ;;'(font-lock-comment-face ((t (:foreground "cyan" :italic t :slant oblique))))
 125   ;;'(font-lock-comment-delimiter-face ((t (:foreground "cyan"))))
 126   ;;'(fringe                 ((t (:foreground "red" :background "black"))))
 127   ;;'(whitespace-indentation ((t (:foreground "gray50" :bold t))))
 128   ;;'(whitespace-space       ((t (:foreground "black" :bold t))))
 129   ;;'(whitespace-tab         ((t (:foreground "gray50" :bold t))))
 130   ;;'(whitespace-trailing    ((t (:foreground "red" :bold t))))
 131   ;;'(font-lock-builtin-face ((t (:foreground "yellow" :weight bold))))
 132   ;;'(font-lock-keyword-face ((t (:foreground "yellow" :weight bold))))
 133   ;;'(font-lock-string-face  ((t (:foreground "magenta"))))
 134   ;;'(font-lock-variable-name-face ((t (:foreground "SpringGreen3" :weight bold))))
 135   ;;'(nix-antiquote-face     ((t (:foreground "blue"))))
 136   ;;'(mode-line ((t (:background "midnight blue" :box (:line-width 1 :color "blue") :height 1.0))))
 137   ;;'(mode-line-inactive ((t (:background "grey30" :foreground "white" :box (:line-width 1 :color "grey30") :weight light :height 1.0))))
 138   ;;'(mode-line ((t (:family "Noto Sans" :height 0.9))))
 139   ;;'(mode-line-inactive ((t (:family "Noto Sans" :height 0.9))))
 140   ;;'(solaire-mode-line-inactive-face ((t (:background "gray10"))))
 141   )
 142
 143 ;; polymode
 144 (use-package! polymode)
 145 (define-hostmode poly-haskell-hostmode
 146                  :mode 'haskell-mode)
 147 ;; Support org tables in Haskell files
 148 (defun pm--org-table-tail-matcher (ahead)
 149     (when (re-search-forward "^[^|]" nil t ahead)
 150           (cons (match-beginning 0) (match-end 0))))
 151 (define-innermode poly-haskell-org-table-innermode
 152                   :mode 'org-mode
 153                   :head-matcher "^|.*"
 154                   :tail-matcher #'pm--org-table-tail-matcher
 155                   :head-mode 'body
 156                   :tail-mode 'host)
 157 (define-polymode poly-haskell-mode
 158                  :hostmode 'poly-haskell-hostmode
 159                  :innermodes '(poly-haskell-org-table-innermode))
 160
 161 ;; Language Server Protocol
 162 (setq ;+lsp-prompt-to-install-server 'quiet
 163       ;lsp-enable-file-watchers nil
 164       ;lsp-enable-indentation nil
 165       ;lsp-enable-on-type-formatting nil
 166       ;lsp-enable-symbol-highlighting nil
 167       lsp-enable-symbol-highlighting nil ; slow
 168       lsp-ui-doc-enable nil ; slow
 169       ;lsp-ui-sideline-enable nil ; not anymore useful than flycheck
 170       ;lsp-ui-peek-enable t
 171       ;lsp-ui-peek-always-show nil
 172       ;lsp-ui-flycheck-enable t
 173       ;lsp-ui-flycheck-live-reporting t
 174       ;; Disable help mouse-overs for mode-line segments (i.e. :help-echo text).
 175       ;; They're generally unhelpful and only add confusing visual clutter.
 176       mode-line-default-help-echo nil
 177       show-help-function nil
 178       global-prettify-symbols-mode nil
 179       prettify-symbols-mode -1
 180       lsp-treemacs-errors-position-params `((side . right))
 181       lsp-log-io nil ; Only for debugging
 182       lsp-restart 'auto-restart
 183       ; Only load lsp-clients to speed up loading
 184       ; See https://github.com/emacs-lsp/lsp-mode/pull/1498
 185       lsp-client-packages '(lsp-clients)
 186       lsp-ui-sideline-show-code-actions t
 187       )
 188
 189 ;; The modeline is not useful to me in the popup window.
 190 ;; It looks much nicer to hide it.
 191 (remove-hook 'emacs-everywhere-init-hooks #'hide-mode-line-mode)
 192
 193 ;;(remove-hook 'window-setup-hook #'doom-init-theme-h)
 194 ;;(add-hook 'after-init-hook #'doom-init-theme-h 'append)
 195 ;;(delq! t custom-theme-load-path)
 196
 197 (setq auto-save-default t ; Nobody likes to loose work, I certainly don't
 198       confirm-kill-emacs t
 199       confirm-kill-processes nil
 200       make-backup-files nil
 201       password-cache-expiry nil ; I can trust my computers ... can't I?
 202       scroll-margin 10
 203       ;; scroll-preserve-screen-position 'always     ; Don't have `point' jump around
 204       truncate-string-ellipsis "…" ; Unicode ellispis are nicer than "...", and also save /precious/ space
 205       kill-whole-line t ; Make Ctrl-K remove the whole line, instead of just emptying it
 206       undo-limit 80000000 ; Raise undo-limit to 80MB
 207       x-stretch-cursor nil ; Disorienting
 208       )
 209
 210 ;; Debugging
 211 ;(setq debug-on-quit t)
 212
 213 ;; Haskell
 214 (setq haskell-process-log nil
 215       haskell-interactive-popup-errors nil
 216       )
 217 (add-hook 'haskell-mode-hook
 218           (lambda ()
 219             (set (make-local-variable 'company-backends)
 220                  (append '((company-capf company-dabbrev-code))
 221                          company-backends))))
 222 (define-hostmode poly-haskell-hostmode
 223                  :mode 'haskell-mode)
 224
 225 ;; Layout
 226 (setq split-height-threshold nil
 227       split-width-threshold 160
 228       )
 229
 230 ;; vterm
 231 (after! vterm
 232   (set-popup-rule! "*doom:vterm-popup:*" :side 'right :size 0.33 :vslot -4 :select t :quit nil :ttl 0)
 233   (setq vterm-kill-buffer-on-exit t
 234         vterm-max-scrollback 10000
 235         )
 236   )
 237
 238 (after! flycheck
 239   ; flycheck-error-list-buffer
 240   (set-popup-rule! (rx bos "*Flycheck errors*" eos) :side 'right :size 0.33)
 241   ; M-x lsp-ui-flycheck-list
 242   (setq lsp-ui-flycheck-list-position 'right)
 243   (add-hook 'flycheck-error-list-mode-hook
 244             (lambda () (setq tabulated-list-sort-key (list "Level"))))
 245   (setq
 246     flycheck-relevant-error-other-file-minimum-level 'error
 247     flycheck-relevant-error-other-file-show t
 248     )
 249   )
 250 ;(add-hook 'flycheck-error-list-after-refresh-hook
 251 ;          (lambda ()
 252 ;            (with-selected-window (flycheck-get-error-list-window t)
 253 ;                                  (fit-window-to-buffer (flycheck-get-error-list-window t) 30))))
 254
 255 ;; Completing
 256 (add-hook 'after-init-hook 'global-company-mode)
 257 ;(setq company-idle-delay nil)
 258
 259 ;(use-package! ivy
 260 ;  :defer t
 261 ;  :bind
 262 ;  (:map ivy-minibuffer-map
 263 ;        ("RET" . 'ivy-alt-done)
 264 ;        ("TAB" . 'ivy-alt-done))
 265 ;  :init
 266 ;  (setq ivy-extra-directories nil
 267 ;        )
 268 ;  )
 269
 270 ;(add-hook! 'org-mode-hook #'mixed-pitch-mode)
 271 ;(add-hook! 'org-mode-hook #'solaire-mode)
 272 ;(setq mixed-pitch-variable-pitch-cursor nil)
 273
 274 ;(add-hook! org-mode :append
 275 ;  #'visual-line-mode
 276 ;  #'variable-pitch-mode)
 277
 278 (setq doom-modeline-enable-word-count nil)
 279
 280 (map! "C-x b"   #'counsel-buffer-or-recentf
 281       "C-x C-b" #'counsel-switch-buffer)
 282 (defun recentf-track-visited-file (_prev _curr)
 283   (and buffer-file-name
 284        (recentf-add-file buffer-file-name)))
 285 (after! recentf
 286   (add-hook 'switch-buffer-functions #'recentf-track-visited-file))
 287
 288 ;; Org
 289 ; DOC: https://rgoswami.me/posts/org-note-workflow/
 290 ; ToStudy: https://github.com/abo-abo/orca
 291 ; ToStudy: https://github.com/weirdNox/org-noter
 292 ; ToStudy: https://github.com/bastibe/org-journal
 293 ; ToStudy: https://orgmode.org/manual/Org-Crypt.html
 294 ; DOC: http://www.wouterspekkink.org/academia/writing/tool/doom-emacs/2021/02/27/writing-academic-papers-with-org-mode.html
 295 ; DOC: https://jonathanabennett.github.io/blog/2019/05/29/writing-academic-papers-with-org-mode/
 296 ; ToStudy: https://github.com/org-roam/org-roam-ui
 297 ; ToStudy: https://blog.tecosaur.com/tmio/2021-07-31-citations.html
 298 ; ToStudy: https://github.com/jkitchin/org-ref-cite
 299 (setq org-directory "~/papers/notes")
 300 (setq org-noter-notes-search-path '("~/notes/path/"))
 301
 302 (after! org
 303   (setq org-log-done t
 304         org-log-into-drawer t
 305         org-special-ctrl-a/e t
 306         org-special-ctrl-k t
 307         ;org-hide-emphasis-markers t
 308         )
 309   (add-to-list 'org-capture-templates
 310                '("e" "English" table-line ; key, name, type
 311                      (file "english/vocabulary.org") ; target
 312                      "|%^{English}|%^{Français}|%^{Registre|Courant|Soutenu|Familier}|"
 313                      :kill-buffer t))
 314   (add-to-list 'org-capture-templates
 315                '("x" "Expense" plain
 316                      (file "compta.org")
 317                      "\n%(org-read-date) * send %^{Send to} %^{For why}\nExpense:Gifts  %^{Amount}\n  %^{Currency|EUR|USD|JPY}\n Assets:%^{Account||Personal|Home}"))
 318   ;; Firefox and Chrome
 319   ;(add-to-list 'org-capture-templates
 320   ;             `("P" "Protocol" entry ; key, name, type
 321   ;                   (file+headline +org-capture-notes-file "Inbox") ; target
 322   ;                   "* %^{Title}\nSource: %u, %c\n #+BEGIN_QUOTE\n%i\n#+END_QUOTE\n\n\n%?"
 323   ;                   :prepend t ; properties
 324   ;                   :kill-buffer t))
 325   ;(add-to-list 'org-capture-templates
 326   ;             `("L" "Protocol Link" entry
 327   ;                   (file+headline +org-capture-notes-file "Inbox")
 328   ;                   "* %? [[%:link][%(transform-square-brackets-to-round-ones \"%:description\")]]\n"
 329   ;                   :prepend t
 330   ;                   :kill-buffer t))
 331   ;             )
 332   )
 333
 334 (map! :after counsel :map org-mode-map
 335   "C-c l l h" #'counsel-org-link)
 336 (after! counsel
 337   (setq counsel-outline-display-style 'title))
 338
 339 ;(after! org-id
 340 ;  ;; Do not create ID if a CUSTOM_ID exists
 341 ;  (setq org-id-link-to-org-use-id 'create-if-interactive-and-no-custom-id)
 342 ;  )
 343 ;
 344 ;(after! org-agenda
 345 ;  ;; (setq org-agenda-prefix-format
 346 ;  ;;       '((agenda . " %i %-12:c%?-12t% s")
 347 ;  ;;         ;; Indent todo items by level to show nesting
 348 ;  ;;         (todo . " %i %-12:c%l")
 349 ;  ;;         (tags . " %i %-12:c")
 350 ;  ;;        (search . " %i %-12:c")))
 351 ;  (setq org-agenda-include-diary t)
 352 ;  )
 353 ;
 354 ;(use-package! org-roam
 355 ;  :defer t
 356 ;  :hook ((after-init . org-roam-mode))
 357 ;  :custom
 358 ;  (setq org-roam-directory "~/papers/notes/org-roam")
 359 ;
 360 ;  ;; Let's set up some org-roam capture templates
 361 ;  (setq org-roam-capture-templates
 362 ;        '(("d" "default" plain (function org-roam--capture-get-point)
 363 ;                "%?"
 364 ;                :file-name "%<%Y-%m-%d-%H%M%S>-${slug}"
 365 ;                :head "#+title: ${title}\n"
 366 ;                :unnarrowed t)))
 367 ;
 368 ;  ;; And now we set necessary variables for org-roam-dailies
 369 ;  (setq org-roam-dailies-capture-templates
 370 ;        '(("d" "default" entry
 371 ;           #'org-roam-capture--get-point
 372 ;           "* %?"
 373 ;           :file-name "daily/%<%Y-%m-%d>"
 374 ;           :head "#+title: %<%Y-%m-%d>\n\n")))
 375 ;  )
 376 ;
 377 ;(use-package! org-ref
 378 ;  :after org-roam
 379 ;  :config
 380 ;  (setq reftex-default-bibliography bibliography-files
 381 ;        org-ref-default-bibliography bibliography-files
 382 ;        org-ref-bibliography-notes "~/papers/notes/org-roam/bibnotes.org"  ;; Is this even needed?
 383 ;        org-ref-notes-directory "~/papers/notes/org-roam"
 384 ;        org-ref-notes-function 'orb-edit-notes
 385 ;        ;org-ref-get-pdf-filename-function 'org-ref-get-pdf-filename-helm-bibtex)
 386 ;  )
 387 ;
 388 ;(use-package! bibtex-completion
 389 ;  :defer t
 390 ;  :config
 391 ;  (setq bibtex-completion-notes-path "~/papers/notes/org-roam/"
 392 ;        bibtex-completion-pdf-field "file"
 393 ;        bibtex-completion-bibliography bibliography-files
 394 ;        )
 395 ;)
 396 ;
 397 ;(defvar orb-title-format "${author-or-editor-abbrev} (${date}).  ${title}."
 398 ;  "Format of the title to use for `orb-templates'.")
 399 ;
 400 ;(use-package! org-roam-bibtex
 401 ;  :after org-roam
 402 ;  :hook (org-roam-mode . org-roam-bibtex-mode)
 403 ;  :bind (:map org-mode-map
 404 ;              (("C-c n a" . orb-note-actions)))
 405 ;  :config
 406 ;  (setq orb-preformat-keywords
 407 ;        '(("citekey" . "=key=") "title" "date" "author-or-editor-abbrev")
 408 ;        orb-templates
 409 ;        `(("r" "ref" plain
 410 ;           (function org-roam-capture--get-point)
 411 ;           ""
 412 ;           :file-name "${citekey}"
 413 ;           :head ,(s-join "\n"
 414 ;                          (list
 415 ;                           (concat "#+TITLE: " orb-title-format)
 416 ;                           "#+ROAM_KEY: ${ref}"
 417 ;                           ""
 418 ;                           "- tags :: "
 419 ;                           ""
 420 ;                           "* Notes"
 421 ;                           ""))
 422 ;           :unnarrowed t)
 423 ;          ("n" "ref + noter" plain
 424 ;           (function org-roam-capture--get-point)
 425 ;           ""
 426 ;           :file-name "${citekey}"
 427 ;           :head ,(s-join "\n"
 428 ;                          (list
 429 ;                           (concat "#+TITLE: " orb-title-format)
 430 ;                           "#+ROAM_KEY: ${ref}"
 431 ;                           ""
 432 ;                           "- tags :: "
 433 ;                           ""
 434 ;                           "* Annotations :noter:"
 435 ;                           ":PROPERTIES:"
 436 ;                           ":NOTER_DOCUMENT: %(orb-process-file-field \"${citekey}\")"
 437 ;                           ":NOTER_PAGE:"
 438 ;                           ":END:"
 439 ;                           ""))))))
 440 ;
 441 ;(map! :after pdf-tools
 442 ;      :map pdf-view-mode-map
 443 ;      :gn "q" (lambda ()
 444 ;                (interactive)
 445 ;                (if (bound-and-true-p org-noter-doc-mode)
 446 ;                    (org-noter-kill-session)
 447 ;                  (kill-current-buffer)))
 448 ;      )
 449 ;
 450 ;(use-package! org-noter
 451 ;  :after (:any org pdf-view)
 452 ;  :config
 453 ;  (setq org-noter-notes-search-path '("~/papers/notes/org-roam")
 454 ;        org-noter-always-create-frame nil
 455 ;        )
 456 ;  )
 457
 458 ;(setq lsp-lens-mode t)
 459 (setq doom-modeline-height 1)
 460 (setq doom-modeline-lsp t)
 461 ;(setq doom-modeline-minor-modes t)
 462 ;(setq lsp-modeline-diagnostics-enable t)
 463
 464 ;; Indenting
 465 (setq-default tab-width 2)
 466 (setq indent-tabs-mode nil)
 467
 468 ;; Searching
 469 (global-superword-mode t)
 470 ; https://emacs.stackexchange.com/questions/9583/how-to-treat-underscore-as-part-of-the-word
 471 (modify-syntax-entry ?_ "w")
 472 (defun swiper-all/search-word-at-point ()
 473   (interactive)
 474   (swiper-all (format "\\_<%s\\_>" (thing-at-point 'word))))
 475 ; Highlight without jumping to the next match
 476 ; See: https://emacs.stackexchange.com/questions/52411/evil-star-visualstar-without-moving-the-cursor
 477 (defun search-word-at-point ()
 478   (interactive)
 479   (evil-search (progn (evil-ex-search-word-forward)
 480                       (evil-ex-search-previous)
 481                       )))
 482 (defun search-unbounded-word-at-point ()
 483   (interactive)
 484   (evil-search (progn (evil-ex-search-unbounded-word-forward)
 485                       (evil-ex-search-unbounded-word-previous)
 486                       )))
 487 (after! (ivy swiper)
 488   (setq case-fold-search nil ; case-sensitive search by default
 489         ivy-case-fold-search-default nil ; case-sensitive search by default
 490         ;; Press C-p and Enter to select current input as candidate
 491         ;; https://oremacs.com/2017/11/30/ivy-0.10.0/
 492         ivy-use-selectable-prompt t
 493         )
 494   (add-to-list 'ivy-re-builders-alist `(swiper . ivy--regex))
 495   (add-to-list 'ivy-re-builders-alist `(swiper-all . ivy--regex))
 496   (add-to-list 'ivy-re-builders-alist `(read-file-name-internal . ivy--regex-fuzzy))
 497   )
 498 (after! evil
 499   ;(general-define-key "C-s" '(counsel-grep-or-swiper :which-key "search"))
 500   ;(general-define-key :keymaps '(swiper-map) "C-u" '(lambda () (interactive) (kill-line 0)))
 501   ;(general-nvmap "/" '(counsel-grep-or-swiper :which-key "search in buffer"))
 502   (evil-define-key 'normal global-map
 503                    (kbd "/") 'swiper
 504                    (kbd "C-f") 'swiper-all
 505                    (kbd "C-/") 'swiper-all/search-word-at-point
 506                    (kbd "*") 'search-word-at-point
 507                    (kbd "g*") 'search-unbounded-word-at-point
 508                    )
 509   )
 510
 511 ;; Editing
 512 (after! evil
 513   (setq evil-want-fine-undo t
 514         )
 515   (customize-set-variable 'evil-want-Y-yank-to-eol nil)
 516   (evil-define-key 'normal global-map (kbd "K") 'evil-join)
 517   (evil-define-key 'insert global-map (kbd "C-u") '(lambda () (interactive) (kill-line 0)))
 518   (evil-define-key 'normal global-map (kbd "SPC g d") 'git-gutter:popup-hunk)
 519   )
 520 (setq +vc-gutter-default-style nil
 521       )
 522 (customize-set-variable 'git-gutter:update-interval 2)
 523 ;(customize-set-variable 'git-gutter:window-width 2)
 524 (after! git-gutter-fringe
 525   (require 'fringe-helper)
 526   ; Narrower vertical bar, matching the one in the "+" of git-gutter-fr:added
 527   (fringe-helper-define 'git-gutter-fr:modified nil
 528                         "...XX..."
 529                         "...XX..."
 530                         ".XXXXXX."
 531                         ".XXXXXX."
 532                         "...XX..."
 533                         "...XX..."
 534                         ".XXXXXX."
 535                         ".XXXXXX.")
 536   ; Narrower horizontql bar, matching the one in the "+" of git-gutter-fr:added
 537   (fringe-helper-define 'git-gutter-fr:deleted nil
 538                         "........"
 539                         "........"
 540                         "........"
 541                         ".XXXXXX."
 542                         ".XXXXXX."
 543                         "........"
 544                         "........"
 545                         "........")
 546   )
 547
 548
 549 ;; Folding
 550 (defun set-selective-display/at-point (&optional level)
 551   "Fold text indented same of more than the cursor.
 552   If level is set, set the indent level to LEVEL.
 553   If 'selective-display' is already set to LEVEL,
 554   calling it again will unset 'selective-display' by setting it to 0."
 555     (interactive "P")
 556     (if (eq selective-display (1+ (current-column)))
 557         (set-selective-display 0)
 558         (set-selective-display (or level (1+ (current-column))))))
 559 (after! evil
 560   (evil-define-key 'normal global-map
 561                    (kbd "C-d") 'set-selective-display/at-point)
 562   )
 563
 564 ;; Navigating
 565 ;; DOC: https://github.com/noctuid/evil-guide
 566 (after! evil
 567   (setq evil-cross-lines t
 568         evil-move-cursor-back nil
 569         evil-search-wrap nil
 570         evil-want-C-i-jump nil
 571         )
 572
 573   ;; Switching buffers
 574   (evil-define-key 'motion 'global
 575                    (kbd "<C-i>") 'evil-prev-buffer ; Does not work without the angles ('<' and '>')
 576                    (kbd "C-k") 'evil-next-buffer
 577                    (kbd "C-x k") 'kill-current-buffer
 578                    (kbd "C-m") 'counsel-switch-buffer
 579                    )
 580   ;(define-key evil-normal-state-map [tab] 'evil-prev-buffer)
 581
 582   ;; Jumping
 583   (evil-define-key 'motion 'global
 584                    (kbd "C-u") 'better-jumper-jump-backward
 585                    (kbd "C-o") 'better-jumper-jump-forward
 586                    )
 587   ;; Jumping
 588   ;(evil-define-key '(motion normal visual) 'global
 589                     ;(kbd "C--") 'doom/decrease-font-size
 590                     ;(kbd "C-=") 'doom/increase-font-size
 591   ;                 )
 592
 593   ;; Moving with ijkl (instead of hjkl)
 594   (evil-define-key '(motion normal visual) 'global
 595                    (kbd "i") 'evil-previous-visual-line
 596                    (kbd "j") 'evil-backward-char
 597                    (kbd "k") 'evil-next-visual-line
 598                    (kbd "h") 'evil-insert
 599                    )
 600
 601   ;; Switching windows with SPC-w + ijkl (instead of hjkl)
 602   (define-key evil-window-map "i" 'evil-window-up)
 603   (define-key evil-window-map "I" 'evil-window-move-very-top)
 604   (define-key evil-window-map "j" 'evil-window-left)
 605   (define-key evil-window-map "J" 'evil-window-move-far-left)
 606   (define-key evil-window-map "k" 'evil-window-down)
 607   (define-key evil-window-map "K" 'evil-window-move-very-bottom)
 608   ;(define-key evil-emacs-state-map "\C-w" 'evil-window-map)
 609   ;;(evil-define-key 'window global-map "l" 'evil-window-right)
 610   ;;(evil-define-key 'window global-map "L" 'evil-window-move-far-right)
 611
 612   ;; ijkl in Dired
 613   ;;(evil-define-key 'normal dired-mode-map "i" 'evil-previous-line)
 614
 615   ;; Errors
 616   (evil-define-key 'motion 'global
 617                    (kbd "C-j") 'previous-error
 618                    (kbd "C-l") 'next-error
 619                    )
 620   ;(bind-key "C-j" #'previous-error)
 621   ;(bind-key "C-l" #'next-error)
 622   )
 623 (after! auto-yasnippet
 624   (evil-define-key '(motion normal) 'global
 625                    (kbd "C-<tab>") 'evil-switch-to-windows-last-buffer
 626                    )
 627   )
 628 (after! (evil magit evil-collection-magit)
 629   (evil-define-key '(motion normal) magit-mode-map
 630                    (kbd "C-i") 'evil-prev-buffer
 631                    (kbd "i") 'evil-previous-visual-line
 632                    (kbd "k") 'evil-next-visual-line
 633                    (kbd "C-k") 'evil-next-buffer
 634                    (kbd "j") 'magit-section-backward
 635                    (kbd "l") 'magit-section-forward
 636                    )
 637   )
 638 (after! (evil magit git-rebase)
 639   (evil-define-key '(motion normal) git-rebase-mode-map
 640                    (kbd "C-i") 'evil-prev-buffer
 641                    (kbd "i") 'evil-previous-visual-line
 642                    (kbd "k") 'evil-next-visual-line
 643                    (kbd "C-k") 'evil-next-buffer
 644                    (kbd "j") 'evil-backward-char
 645                    )
 646   )
 647 ;;(eval-after-load 'evil ; to run after evil-integration.el
 648 ;;  '(progn
 649 ;;   (define-key Buffer-menu-mode-map     "\C-i" 'evil-prev-buffer)
 650 ;;   (define-key Buffer-menu-mode-map     "\C-k" 'evil-next-buffer)
 651 ;;   (define-key messages-buffer-mode-map "\C-i" 'evil-prev-buffer)
 652 ;;   (define-key messages-buffer-mode-map "\C-k" 'evil-next-buffer)
 653 ;;   (define-key completion-list-mode-map "\C-i" 'evil-prev-buffer)
 654 ;;   (define-key completion-list-mode-map "\C-k" 'evil-next-buffer)
 655 ;;   ;(define-key custom-theme-mode-map    "\C-i" 'evil-prev-buffer)
 656 ;;   ;(define-key custom-theme-mode-map    "\C-k" 'evil-next-buffer)
 657 ;;   )
 658 ;;  )
 659
 660 ;;(with-eval-after-load 'evil-maps
 661 ;;  (define-key evil-motion-state-map (kbd "TAB") nil))
 662
 663 ;; Feed reader
 664 ; See also: Managing ArXiv RSS Feeds in Emacs https://cundy.me/post/elfeed/
 665
 666 (setq
 667   elfeed-enable-web-interface t
 668   url-queue-timeout 30
 669   )
 670 ;(global-set-key (kbd "C-x w") 'elfeed)
 671
 672 (defun elfeed-mark-all-as-read ()
 673   (interactive)
 674   (mark-whole-buffer)
 675   (elfeed-search-untag-all-unread))
 676
 677 ; Functions to support syncing .elfeed between machines
 678 ; makes sure elfeed reads index from disk before launching
 679 (defun elfeed-load-db-and-open ()
 680   "Wrapper to load the elfeed db from disk before opening"
 681   (interactive)
 682   (elfeed-db-load)
 683   (elfeed)
 684   (elfeed-search-update--force))
 685
 686 ; Write to disk when quiting
 687 (defun elfeed-save-db-and-bury ()
 688   "Wrapper to save the elfeed db to disk before burying buffer"
 689   (interactive)
 690   (elfeed-db-save)
 691   (quit-window))
 692
 693 (defun elfeed-toggle-star ()
 694   "Toggle star"
 695   (interactive)
 696   (elfeed-search-tag-all '*)
 697   )
 698 (after! (evil elfeed evil-collection-elfeed)
 699   (evil-define-key 'motion elfeed-search-mode-map "m" #'elfeed-toggle-star)
 700   )
 701
 702 (defun elfeed-org-update-incremental ()
 703   "Automatically update the feeds from feeds.org when updated"
 704    (setq my-elfeed-org-last (or (and (boundp 'elfeed-feeds) elfeed-feeds) nil))
 705   (elfeed)
 706   (setq my-elfeed-org-current elfeed-feeds)
 707   (let ((elfeed-feeds (-difference my-elfeed-org-current my-elfeed-org-last)))
 708     ;; You don't need the line below if you don't want to see a message about what feeds are being updated
 709     (message "%s"  elfeed-feeds)
 710     (mapc #'elfeed-update-feed (elfeed--shuffle (elfeed-feed-list))))
 711   (setq elfeed-feeds my-elfeed-org-current))
 712