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nixos/modules/home-manager/emacs/emacs.d/config.org

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#+TITLE: Michael's GNU Emacs Config
#+AUTHOR: Michael Thomson
#+DESCRIPTION: Michael's personal Emacs config
#+STARTUP: showeverything
#+OPTIONS: toc:2
* TABLE OF CONTENTS :toc:
- [[#important-programs-to-load-first][IMPORTANT PROGRAMS TO LOAD FIRST]]
- [[#elpaca-package-manager][Elpaca Package Manager]]
- [[#evil-mode][Evil Mode]]
- [[#general-keybindings][General Keybindings]]
- [[#fonts][FONTS]]
- [[#gui-tweaks][GUI TWEAKS]]
- [[#org-mode][ORG MODE]]
- [[#general-settings][General Settings]]
- [[#enable-table-of-contents][Enable Table of Contents]]
- [[#enable-org-bullets][Enable org bullets]]
- [[#block-expansion][Block expansion]]
- [[#org-roam][Org Roam]]
- [[#completion-framework][Completion Framework]]
- [[#completion-at-point][COMPLETION AT POINT]]
- [[#lsp][LSP]]
- [[#eglot][Eglot]]
- [[#language-support][LANGUAGE SUPPORT]]
- [[#treesitter][Treesitter]]
* IMPORTANT PROGRAMS TO LOAD FIRST
** Elpaca Package Manager
#+begin_src emacs-lisp
(defvar elpaca-installer-version 0.9)
(defvar elpaca-directory (expand-file-name "elpaca/" user-emacs-directory))
(defvar elpaca-builds-directory (expand-file-name "builds/" elpaca-directory))
(defvar elpaca-repos-directory (expand-file-name "repos/" elpaca-directory))
(defvar elpaca-order '(elpaca :repo "https://github.com/progfolio/elpaca.git"
:ref nil :depth 1 :inherit ignore
:files (:defaults "elpaca-test.el" (:exclude "extensions"))
:build (:not elpaca--activate-package)))
(let* ((repo (expand-file-name "elpaca/" elpaca-repos-directory))
(build (expand-file-name "elpaca/" elpaca-builds-directory))
(order (cdr elpaca-order))
(default-directory repo))
(add-to-list 'load-path (if (file-exists-p build) build repo))
(unless (file-exists-p repo)
(make-directory repo t)
(when (< emacs-major-version 28) (require 'subr-x))
(condition-case-unless-debug err
(if-let* ((buffer (pop-to-buffer-same-window "*elpaca-bootstrap*"))
((zerop (apply #'call-process `("git" nil ,buffer t "clone"
,@(when-let* ((depth (plist-get order :depth)))
(list (format "--depth=%d" depth) "--no-single-branch"))
,(plist-get order :repo) ,repo))))
((zerop (call-process "git" nil buffer t "checkout"
(or (plist-get order :ref) "--"))))
(emacs (concat invocation-directory invocation-name))
((zerop (call-process emacs nil buffer nil "-Q" "-L" "." "--batch"
"--eval" "(byte-recompile-directory \".\" 0 'force)")))
((require 'elpaca))
((elpaca-generate-autoloads "elpaca" repo)))
(progn (message "%s" (buffer-string)) (kill-buffer buffer))
(error "%s" (with-current-buffer buffer (buffer-string))))
((error) (warn "%s" err) (delete-directory repo 'recursive))))
(unless (require 'elpaca-autoloads nil t)
(require 'elpaca)
(elpaca-generate-autoloads "elpaca" repo)
(load "./elpaca-autoloads")))
(add-hook 'after-init-hook #'elpaca-process-queues)
(elpaca `(,@elpaca-order))
(elpaca elpaca-use-package
(elpaca-use-package-mode))
#+end_src
** Evil Mode
#+begin_src emacs-lisp
(use-package evil
:ensure t
:init
(setq evil-want-integration t)
(setq evil-want-keybinding nil)
(setq evil-vsplit-window-right t)
(setq evil-split-window-below t)
:config
(evil-mode 1))
(use-package evil-collection
:ensure t
:after evil
:config
(evil-collection-init))
#+end_src
** General Keybindings
#+begin_src emacs-lisp
(use-package general
:ensure t
:config
(general-create-definer mt/leader-def
:states '(normal visual)
:keymaps 'override
:prefix "SPC")
(mt/leader-def
"f f" 'find-file
"f c" (lambda () (interactive) (find-file "~/.emacs.d/config.org")))
(mt/leader-def
"e b" 'eval-buffer
"e r" 'eval-region))
#+end_src
* FONTS
#+begin_src emacs-lisp
(set-face-attribute 'default nil
:font "JetBrainsMono Nerd Font Mono"
:height 110
:weight 'medium)
#+end_src
* GUI TWEAKS
#+begin_src emacs-lisp
(tool-bar-mode -1)
(scroll-bar-mode -1)
(menu-bar-mode -1)
(setq inhibit-splash-screen t)
(setq use-file-dialog nil)
(global-display-line-numbers-mode 1)
(setq display-line-numbers-type 'relative)
(global-visual-line-mode t)
(setq gc-cons-threshold 100000000) ; 100 mb
(setq read-process-output-max (* 1024 1024)) ; 1mb
(setq backup-directory-alist
`((".*" . ,temporary-file-directory)))
(setq auto-save-file-name-transforms
`((".*" ,temporary-file-directory t)))
(use-package gruvbox-theme
:ensure t
:config
(load-theme 'gruvbox-dark-hard))
#+end_src
* ORG MODE
** General Settings
#+begin_src emacs-lisp
;; Must do this so the agenda knows where to look for my files
(setq org-agenda-files (directory-files-recursively "~/everything/" "\\.org$"))
;; When a TODO is set to a done state, record a timestamp
(setq org-log-done 'time)
;; Follow the links
(setq org-return-follows-link t)
;; Make the indentation look nicer
(add-hook 'org-mode-hook 'org-indent-mode)
;; Remap the change priority keys to use the UP or DOWN key
(define-key org-mode-map (kbd "C-c <up>") 'org-priority-up)
(define-key org-mode-map (kbd "C-c <down>") 'org-priority-down)
;; Shortcuts for storing links, viewing the agenda, and starting a capture
(define-key global-map "\C-cl" 'org-store-link)
(define-key global-map "\C-ca" 'org-agenda)
(define-key global-map "\C-cc" 'org-capture)
;; When you want to change the level of an org item, use SMR
(define-key org-mode-map (kbd "C-c C-g C-r") 'org-shiftmetaright)
;; Hide the markers so you just see bold text as BOLD-TEXT and not *BOLD-TEXT*
(setq org-hide-emphasis-markers t)
;; Wrap the lines in org mode so that things are easier to read
(add-hook 'org-mode-hook 'visual-line-mode)
#+end_src
** Enable Table of Contents
#+begin_src emacs-lisp
(use-package toc-org
:ensure t
:init
(add-hook 'org-mode-hook 'toc-org-mode))
#+end_src
** Enable org bullets
#+begin_src emacs-lisp
(use-package org-superstar
:ensure t
:init
(add-hook 'org-mode-hook (lambda () (org-superstar-mode 1))))
#+end_src
** Block expansion
#+begin_src emacs-lisp
(require 'org-tempo)
#+end_src
** Org Roam
#+begin_src emacs-lisp
(use-package org-roam
:ensure t
:custom
(org-roam-directory "~/everything")
(org-roam-completion-everywhere t)
(org-roam-dailies-capture-templates
'(("d" "default" entry "* %<%I:%M %p>: %?"
:if-new (file+head "%<%Y-%m-%d>.org" "#+title: %<%Y-%m-%d>\n"))))
:bind (("C-c n l" . org-roam-buffer-toggle)
("C-c n f" . org-roam-node-find)
("C-c n g" . org-roam-graph)
("C-c n i" . org-roam-node-insert)
("C-c n c" . org-roam-capture)
;; Dailies
("C-c n j" . org-roam-dailies-capture-today))
:config
(setq org-roam-node-display-template (concat "${title:*} " (propertize "${tags:10}" 'face 'org-tag)))
(org-roam-db-autosync-mode))
#+end_src
* Completion Framework
#+begin_src emacs-lisp
(use-package vertico
:ensure t
:init
(vertico-mode))
(use-package marginalia
:ensure t
:init
(marginalia-mode))
(use-package savehist
:ensure nil
:init
(savehist-mode))
(use-package orderless
:ensure t
:custom
(completion-styles '(orderless basic))
(completion-category-defaults nil)
(completion-category-overrides nil))
#+end_src
* COMPLETION AT POINT
#+begin_src emacs-lisp
(use-package corfu
:ensure t
:config
(setq tab-always-indent 'complete)
(setq corfu-popupinfo-delay '(1.25 . 0.5))
(corfu-popupinfo-mode 1)
(setq corfu-auto t)
(setq corfu-auto-delay 0)
(setq corfu-auto-prefix 0)
:init
(global-corfu-mode))
#+end_src
* LSP
** Eglot
#+begin_src emacs-lisp
(use-package direnv
:ensure t
:config
(direnv-mode))
(use-package exec-path-from-shell
:ensure t
:config
(exec-path-from-shell-initialize))
(use-package eglot
:ensure nil
:hook
(go-ts-mode . eglot-ensure)
(typescript-ts-mode . eglot-ensure)
(css-ts-mode . eglot-ensure)
(vue-ts-mode . eglot-ensure))
#+end_src
* LANGUAGE SUPPORT
** Treesitter
#+begin_src emacs-lisp
(use-package treesit-auto
:ensure t
:custom
(treesit-auto-install 'prompt)
:config
(treesit-auto-add-to-auto-mode-alist 'all)
(global-treesit-auto-mode))
#+end_src
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