dotfiles/emacs/.emacs.d/init.el

;;; init.el --- Tom-Emacs Interface                  -*- lexical-binding: t; -*-

;; Copyright (C) 2018  Tom Willemse

;; Author: Tom Willemse <tom@ryuslash.org>
;; Keywords: local

;; This program is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.

;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;; GNU General Public License for more details.

;; You should have received a copy of the GNU General Public License
;; along with this program.  If not, see <http://www.gnu.org/licenses/>.

;;; Commentary:

;; This is my Emacs configuration. It has gone through many iterations
;; before and may yet go through many more iterations.

;;; Code:

;;;; Load path and autoloads

(eval-and-compile
  (let ((load-directory
         (file-name-directory
          (or load-file-name byte-compile-current-file))))
    (add-to-list 'load-path (format "%sos-lisp/" load-directory))))

(require 'package)

(eval-and-compile (package-initialize))

;;;; Dependencies

(require 'diminish)

;;;; Settings

;;; Put backup and auto save files in their own directories so they
;;; don't clutter the rest of the filesystem.
(setq backup-directory-alist
      `((".*" . ,(concat user-emacs-directory "data/backup-files"))))

(add-to-list
 'auto-save-file-name-transforms
 `(".*" ,(concat user-emacs-directory "data/auto-save-files/") t)
 :append)

(setq auto-save-list-file-prefix
      (concat user-emacs-directory "data/" "auto-save-list/.saves-"))

(setq abbrev-file-name
      (concat user-emacs-directory "data/abbrev_defs"))

(with-eval-after-load 'forge
  (setq forge-database-file
        (concat user-emacs-directory "data/forge-database.sqlite")))

(with-eval-after-load 'tramp-cache
  (setq tramp-persistency-file-name
        (concat user-emacs-directory "data/tramp")))

(setq delete-old-versions t)
(setq kept-new-versions 20)
(setq kept-old-versions 20)
(setq vc-make-backup-files t)
(setq version-control t)

(global-set-key (kbd "C-M-SPC") 'er/expand-region)
(global-set-key (kbd "M-+") 'mc/mark-next-like-this)
(global-set-key (kbd "C-c (") 'embrace-commander)
(global-set-key (kbd "C-x f") 'ffap)
(global-set-key (kbd "C-x C-b") 'ibuffer)

(setq require-final-newline t)

(setq-default indent-tabs-mode nil)

(setq-default tab-width 4)

(setq sentence-end-double-space nil)

(setq inhibit-startup-screen t)

(setq-default truncate-lines t)

(setq-default fill-column 80)

(global-unset-key (kbd "C-z"))

(defalias 'yes-or-no-p 'y-or-n-p)

(setq user-full-name "Tom Willemse"
      user-mail-address "tom@ryuslash.org")

(eval-when-compile (require 'browse-url))

(with-eval-after-load 'browse-url
  (setq browse-url-browser-function 'browse-url-firefox))

(defun init--destroy-trailing-whitespace ()
  "Delete trailing whitespace everywhere, except in Markdown buffers."
  (if (not (eq major-mode 'markdown-mode))
      (delete-trailing-whitespace)))

(add-hook 'before-save-hook #'init--destroy-trailing-whitespace)
(add-hook 'minibuffer-setup-hook 'electric-pair-local-mode)

(with-eval-after-load 'paredit
  (diminish 'paredit-mode))

(electric-indent-mode -1)

(defun oni:switch-newline-keys ()
  "Switch the C-j and RET keys in the local buffer."
  (if electric-indent-mode
      (progn
        (local-set-key (kbd "C-j") 'newline)
        (local-set-key (kbd "RET") 'electric-newline-and-maybe-indent))
    (local-unset-key (kbd "C-j"))
    (local-unset-key (kbd "RET"))))

(add-hook 'electric-indent-local-mode-hook #'oni:switch-newline-keys)

(setq electric-pair-skip-whitespace 'chomp)

;; (with-eval-after-load 'server
;;   (diminish 'server-buffer-clients
;;             (propertize (concat "  " (char-to-string #xf233))
;;                         'face '(:family "Font Awesome" :height 0.75))))

(add-hook 'ielm-mode-hook 'paredit-mode)
(add-hook 'prog-mode-hook 'goto-address-prog-mode)

(add-to-list 'auto-mode-alist '("\\.targets\\'" . nxml-mode))
(add-to-list 'auto-mode-alist '("\\.proj\\'" . nxml-mode))

(add-hook 'git-commit-mode-hook 'electric-quote-local-mode)

(add-hook 'html-mode-hook 'electric-pair-local-mode)

(add-to-list 'grep-files-aliases '("msbuild" . "*.targets *.proj"))

(add-hook 'before-save-hook 'time-stamp)

(if (eq system-type 'windows-nt)
    (require 'oni-windows-nt))

(setq custom-file (concat user-emacs-directory "custom.el"))
(load custom-file t)

(provide 'init)
;;; init.el ends here