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;;; init.el --- Initalization -*- lexical-binding: t; -*-
;;;
;;; Commentary:
;;; Various resources were used to hack together this config:
;;; - https://sanemacs.com/
;;; - https://rossabaker.com/configs/emacs/
;;;
;;; Code:
;;;;;;;;;;;;;;;;;;;;;;;
;;; Startup ;;;
;;;;;;;;;;;;;;;;;;;;;;;
;;; Startup - Use package ;;;
;; some packages complain if I don't have this
(use-package bind-key
:demand t
:bind
(:prefix-map rab/files-map
:prefix "C-c f")
:bind
(:prefix-map rab/toggles-map
:prefix "C-c t"))
;;; Startup - Benchmarking ;;;
(use-package benchmark-init
:ensure t
:demand t
:hook (after-init . benchmark-init/deactivate)
:config
(benchmark-init/activate))
;;; Startup - Garbage collection ;;;
(use-package gcmh
:ensure t
:diminish
:init (setq gc-cons-threshold (* 80 1024 1024))
:hook (emacs-startup . gcmh-mode))
;;; Startup - Better cache location ;;;
(use-package no-littering
:ensure t
:init
(setq no-littering-etc-directory "~/.cache/emacs/etc/"
no-littering-var-directory "~/.cache/emacs/var/")
(when (fboundp 'startup-redirect-eln-cache)
(startup-redirect-eln-cache
(convert-standard-filename
(expand-file-name "eln-cache/" no-littering-var-directory))))
:config
(no-littering-theme-backups))
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;; Customization ;;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;; Customization - General settings ;;;
(use-package emacs
:init
(setq inhibit-startup-screen t
initial-scratch-message nil
initial-major-mode 'text-mode
ring-bell-function 'ignore
use-file-dialog nil)
(tool-bar-mode -1)
(scroll-bar-mode -1)
(setq-default cursor-type 'bar
frame-title-format '("%b")
;; Use spaces, but configure tab-width for modes that use tabs
indent-tabs-mode nil
tab-width 2)
(fset 'yes-or-no-p 'y-or-n-p)
(show-paren-mode 1) ; Show closing parens
(global-auto-revert-mode t) ; Auto-update buffer on file change
(setopt create-lockfiles nil)
(electric-pair-mode 1) ; Autopairs
(global-hl-line-mode)
(defun mb/enable-fill-column ()
"Enable vertical ruler"
(interactive)
(setq fill-column 80)
(display-fill-column-indicator-mode))
(defun display-startup-echo-area-message ()
(message ""))
:hook (prog-mode . mb/enable-fill-column)
:bind (("C-z" . undo)
("C-S-z" . undo-redo)
("C-x h" . previous-buffer)
("C-x l" . next-buffer)))
;;; Customization - Scrolling ;;;
;; TODO: Smooth scroll
;;; Customization - Theme ;;;
(use-package doom-themes
:demand
:config
;; Global settings (defaults)
(setq doom-themes-enable-bold t ; if nil, bold is universally disabled
doom-themes-enable-italic t) ; if nil, italics is universally disabled
(load-theme 'doom-laserwave t))
;;; Customization - Modeline ;;;
(use-package doom-modeline
:ensure t
:config (doom-modeline-mode 1))
(use-package nerd-icons
:custom
(nerd-icons-font-family "FiraCode Nerd Font Mono"))
(use-package nyan-mode
:config (nyan-mode))
;;; Customization - Evil ;;;
;; Set up vi keybinds
(use-package evil
:demand
:init
(defun mb/enable-line-numbers ()
"Enable relative line numbers"
(interactive)
(display-line-numbers-mode)
(setq display-line-numbers 'relative))
:hook ((prog-mode . evil-local-mode)
(text-mode . evil-local-mode)
(evil-mode . mb/enable-line-numbers)
(evil-local-mode . mb/enable-line-numbers)))
;;; Customization - Direnv support ;;;
(use-package envrc
:ensure t
:hook (on-first-file . envrc-global-mode))
;;; Customziation - Completion framework ;;;
(use-package helm
:config
(setq helm-completion-style 'emacs))
(use-package helm-mode
:config
(helm-mode 1))
(use-package fussy
:config
(push 'fussy completion-styles)
(setq
;; For example, project-find-file uses 'project-files which uses
;; substring completion by default. Set to nil to make sure it's using
;; flx.
completion-category-defaults nil
completion-category-overrides nil))
;;; Customization - Project management ;;;
;; (use-package projectile
;; :bind-keymap ("C-c p" . projectile-command-map)
;; :config
;; (projectile-mode +1))
;;; Customization - Completions ;;;
(use-package company
:hook (prog-mode . company-mode))
;;; Customization - Syntax checking ;;;
(use-package flycheck
:hook (prog-mode . flycheck-mode))
;;; Customization - Which key ;;;
(use-package which-key
:init
(setq which-key-idle-delay 0.1)
:config
(which-key-mode +1))
;;; Customization - LSP support ;;;
(use-package eglot
; nix-mode doesn't have a hook for some reason
:mode ("\\.nix\\'" "\\.nix.in\\'"))
;;;;;;;;;;;;;;;;;;;;;;;;;
;;; Languages ;;;
;;;;;;;;;;;;;;;;;;;;;;;;;
;;; Languages - Nix ;;;
(use-package nix-mode
:mode ("\\.nix\\'" "\\.nix.in\\'"))
;;; Languages - Coq ;;;
(use-package proof-general
:mode ("\\.v\\'" . coq-mode))
;;; Languages - Rust ;;;
(use-package rustic
:init
(setq rustic-lsp-client 'eglot)
(defun rustic-mode-auto-save-hook ()
"Enable auto-saving in rustic-mode buffers."
(when buffer-file-name
(setq-local compilation-ask-about-save nil)))
:hook (rustic-mode . rustic-mode-auto-save-hook))
;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;; Useful modes ;;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;; Useful modes - magit ;;;
(use-package magit)
;;; emacs.el ends here
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