dotfiles/nixos/.flake/home/programs/emacs/tools.el.org
2024-09-28 11:03:57 -05:00

391 lines
13 KiB
Org Mode

#+title: Emacs Tool Setup
* Vi Keybindings
Use =vi= keybindings with =evil=. Set the undo system to =undo-fu=. Wrapped lines can be moved between with =j= and =k=.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package evil
:init
(setq evil-want-keybinding nil)
:config
(evil-mode)
(evil-global-set-key 'motion "j" 'evil-next-visual-line)
(evil-global-set-key 'motion "k" 'evil-previous-visual-line)
(evil-global-set-key 'motion (kbd "RET") nil)
:custom
(evil-undo-system 'undo-fu))
#+end_src
Use =evil-collection= to include =vi= keybindings in extra modes.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package evil-collection
:after evil
:config
(evil-collection-init))
#+end_src
* Undo
Better undo with =undo-fu=.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package undo-fu)
#+end_src
Make undo persistent when closing Emacs with =undo-fu-session=.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package undo-fu-session
:init (undo-fu-session-global-mode 1))
#+end_src
* Lookup
Better lookup with =dumb-jump=.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package dumb-jump
:init (add-hook 'xref-backend-functions #'dumb-jump-xref-activate))
#+end_src
* Version Control
Install Magit for Git integration.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package magit)
#+end_src
* Remote Editing
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(setq tramp-default-method "ssh")
#+end_src
* Document Viewing
Replace =DocView= with a better document viewer from =pdf-tools=.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package pdf-tools
:config
(pdf-tools-install)
:init
(add-hook 'pdf-view-mode-hook #'(lambda () (display-line-numbers-mode -1)))
(add-hook 'TeX-after-compilation-finished-functions
#'TeX-revert-document-buffer)
:config
(setq TeX-view-program-selection '((output-pdf "PDF Tools"))
TeX-view-program-list '(("PDF Tools" TeX-pdf-tools-sync-view))
TeX-source-correlate-start-server t))
#+end_src
Save place in PDFs with =saveplace-pdf-view=.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package saveplace-pdf-view
:config (save-place-mode 1))
#+end_src
* Org-Mode
Ensure that =org= is set up before any of this.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package org)
#+end_src
Set my =org-mode= directory.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(setq org-directory "~/org")
#+end_src
Hide emphasis markers because I can see if something is *bold*, /italic/, or =monospace= without needing to see the markers.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(setq org-hide-emphasis-markers t)
#+end_src
Set up nicer looking bullet points.
- they look like circles
- instead of hyphens
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(font-lock-add-keywords 'org-mode
'(("^ *\\([-]\\) "
(0 (prog1 () (compose-region (match-beginning 1) (match-end 1) ""))))))
#+end_src
Set up fonts. Don't use =monospace= by default. Do use it where necessary though. Also, make different heading levels different sizes.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(add-hook 'org-mode-hook 'variable-pitch-mode)
(custom-set-faces
`(variable-pitch ((t :font ,jj/var-font)))
`(fixed-pitch ((t :font ,jj/mono-font)))
'(org-block ((t (:inherit fixed-pitch))))
'(org-code ((t (:inherit (shadow fixed-pitch)))))
'(org-document-info-keyword ((t (:inherit (shadow fixed-pitch)))))
'(org-meta-line ((t (:inherit (font-lock-comment-face fixed-pitch)))))
'(org-verbatim ((t (:inherit (shadow fixed-pitch)))))
'(org-table ((t (:inherit (shadow fixed-pitch)))))
'(org-document-title ((t (:inherit title :height 2.0 :underline nil))))
'(org-level-1 ((t (:inherit outline-1 :weight: bold :height 1.75))))
'(org-level-2 ((t (:inherit outline-2 :weight: bold :height 1.5))))
'(org-level-2 ((t (:inherit outline-3 :weight: bold :height 1.25))))
'(org-level-2 ((t (:inherit outline-4 :weight: bold :height 1.1))))
'(org-level-4 ((t (:inherit outline-4 :height 1.1))))
'(org-level-5 ((t (:inherit outline-5 :height 1.0))))
)
#+end_src
Wrap lines and centre the view to make for a nicer reading experience.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package visual-fill-column)
(add-hook 'org-mode-hook 'visual-line-mode)
(add-hook 'org-mode-hook #'(lambda () (display-line-numbers-mode -1)))
(defun jj/org-mode-visual-fill ()
(setq visual-fill-column-width 100
visual-fill-column-center-text t)
(visual-fill-column-mode 1))
(add-hook 'org-mode-hook #'jj/org-mode-visual-fill)
#+end_src
Increase the size of LaTeX previews.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(setq org-format-latex-options (plist-put org-format-latex-options :scale 2.0))
#+end_src
Follow links with the return key.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(setq org-return-follows-link t)
#+end_src
Tangle on save.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(defun org-babel-tangle-config ()
(when (string-suffix-p ".org" (buffer-file-name))
(org-babel-tangle)))
(add-hook 'org-mode-hook
(lambda ()
(add-hook 'after-save-hook #'org-babel-tangle-config)))
#+end_src
Enable Org Crypt.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(org-crypt-use-before-save-magic)
(setq org-tags-exclude-from-inheritance '("crypt"))
(setq org-crypt-key nil)
(setq auto-save-default nil)
#+end_src
* Shell
Use =eshell= as an integrated shell.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package eshell)
(global-set-key (kbd "C-c e") 'eshell)
#+end_src
* Language Servers
Add =eglot= keybindings.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(global-set-key (kbd "C-c r") 'eglot-rename)
(global-set-key (kbd "C-c a") 'eglot-code-actions)
#+end_src
Install =tree-sitter=.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package tree-sitter)
(use-package tree-sitter-langs)
#+end_src
Define function to set up =eglot= automatically.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(defun jj/eglot-setup ()
(eglot-ensure)
(tree-sitter-mode 1)
(tree-sitter-hl-mode 1))
#+end_src
* Completions
Use company for completions with no delay, starting immediately after first character is typed.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package company
:config
(add-hook 'after-init-hook 'global-company-mode)
(setq company-idle-delay 0
company-minimum-prefix-length 1
company-selection-wrap-around t))
#+end_src
Use =vertico= as a completion user interface.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package vertico
:custom
(vertico-cycle t)
:init
(vertico-mode))
#+end_src
Use =orderless= to allow typing any portion of a word that you want to search for.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package orderless
:ensure t
:custom
(completion-styles '(orderless basic))
(completion-category-overrides '((file (styles basic partial-completion)))))
#+end_src
Get descriptions of items in =vertico= with =marginalia=.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package marginalia
:bind (:map minibuffer-local-map
("M-A" . marginalia-cycle))
:init
(marginalia-mode))
#+end_src
Get nerd font icons in completions.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package nerd-icons-completion
:config
(nerd-icons-completion-mode))
#+end_src
Use consult with =vertico= for extra functionality to various functions.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package consult
:bind (
("C-c M-x" . consult-mode-command)
("C-c h" . consult-history)
("C-c k" . consult-kmacro)
("C-c m" . consult-man)
("C-c i" . consult-info)
([remap Info-search] . consult-info)
("C-x M-:" . consult-complex-command)
("C-x b" . consult-buffer)
("C-x 4 b" . consult-buffer-other-window)
("C-x 5 b" . consult-buffer-other-frame)
("C-x t b" . consult-buffer-other-tab)
("C-x r b" . consult-bookmark)
("C-x p b" . consult-project-buffer)
("M-#" . consult-register-load)
("M-'" . consult-register-store)
("C-M-#" . consult-register)
("M-y" . consult-yank-pop)
("M-g e" . consult-compile-error)
("M-g f" . consult-flycheck)
("M-g g" . consult-goto-line)
("M-g M-g" . consult-goto-line)
("M-g o" . consult-outline)
("M-g m" . consult-mark)
("M-g k" . consult-global-mark)
("M-g i" . consult-imenu)
("M-g I" . consult-imenu-multi)
("M-s d" . consult-fd)
("M-s c" . consult-locate)
("M-s g" . consult-grep)
("M-s G" . consult-git-grep)
("M-s r" . consult-ripgrep)
("M-s l" . consult-line)
("M-s L" . consult-line-multi)
("M-s k" . consult-keep-lines)
("M-s u" . consult-focus-lines)
("M-s e" . consult-isearch-history)
:map isearch-mode-map
("M-e" . consult-isearch-history)
("M-s e" . consult-isearch-history)
("M-s l" . consult-line)
("M-s L" . consult-line-multi)
:map minibuffer-local-map
("M-s" . consult-history)
("M-r" . consult-history))
:hook (completion-list-mode . consult-preview-at-point-mode)
:init
(setq register-preview-delay 0.5
register-preview-function #'consult-register-format)
(advice-add #'register-preview :override #'consult-register-window)
(setq xref-show-xrefs-function #'consult-xref
xref-show-definitions-function #'consult-xref)
:config
(consult-customize
consult-theme :preview-key '(:debounce 0.2 any)
consult-ripgrep consult-git-grep consult-grep
consult-bookmark consult-recent-file consult-xref
consult--source-bookmark consult--source-file-register
consult--source-recent-file consult--source-project-recent-file
:preview-key '(:debounce 0.4 any))
(setq consult-narrow-key "<"))
#+end_src
Use Flycheck for syntax checking.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package flycheck
:config
(add-hook 'after-init-hook #'global-flycheck-mode))
#+end_src
Use Flyspell for spell checking.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(dolist (hook '(text-mode-hook))
(add-hook hook (lambda () (flyspell-mode 1))))
(use-package flyspell-correct
:after flyspell
:bind (:map flyspell-mode-map ("C-;" . flyspell-correct-wrapper)))
#+end_src
* Snippets
Use =yasnippet= for snippets so I don't need to type as much.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package yasnippet
:init
(yas-global-mode 1)
:config
(global-set-key (kbd "C-c s") 'yas-insert-snippet))
#+end_src
Install snippet collection for =yasnippet=.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package yasnippet-snippets)
#+end_src
* Formatting
Automatically format with Apheleia and =clang-format=.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package apheleia
:init (apheleia-global-mode +1))
(use-package clang-format)
#+end_src
* RSS
Use Emacs as an RSS feed with =elfeed=.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package elfeed
:config
(global-set-key (kbd "C-c f") 'elfeed)
(global-set-key (kbd "C-c M-f") 'elfeed-update))
#+end_src
Make =elfeed= more powerful with =elfeed-goodies=.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package elfeed-goodies
:after elfeed
:config
(elfeed-goodies/setup))
#+end_src
Store my feed in Org-mode [[./feed.org][here]].
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package elfeed-org
:config
(elfeed-org)
(setq rmh-elfeed-org-files (list "~/.config/emacs/feed.org")))
#+end_src
* Deft
Use the Deft package to manage notes.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package deft
:config
(global-set-key (kbd "C-c d") 'deft)
(setq deft-directory "~/notes/"
deft-default-extension "org"))
#+end_src
* Reference Management
Use Biblio and Citar to manage citations.
#+begin_src emacs-lisp :tangle ~/.config/emacs/tools.el :mkdirp yes
(use-package biblio)
(use-package citar
:custom
(citar-bibliography '("~/bib/references.bib"))
:hook
(LaTeX-mode . citar-capf-setup)
(org-mode . citar-capf-setup))
(use-package citar-embark
:after citar embark
:no-require
:config (citar-embark-mode))
#+end_src