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init.el
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init.el
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;;; init.el --- Bozhidar's Emacs configuration
;;
;; Copyright (c) 2016 Bozhidar Batsov
;;
;; Author: Bozhidar Batsov <bozhidar@batsov.com>
;; URL: https://github.com/bbatsov/emacs.d
;; Keywords: convenience
;; This file is not part of GNU Emacs.
;;; Commentary:
;; This is my personal Emacs configuration. Nothing more, nothing less.
;;; License:
;; 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 GNU Emacs; see the file COPYING. If not, write to the
;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
;; Boston, MA 02110-1301, USA.
;;; Code:
(require 'package)
(add-to-list 'package-archives
'("melpa" . "https://melpa.org/packages/") t)
;; keep the installed packages in .emacs.d
(setq package-user-dir (expand-file-name "elpa" user-emacs-directory))
(package-initialize)
;; update the package metadata
(package-refresh-contents)
(setq user-full-name "Bozhidar Batsov"
user-mail-address "bozhidar@batsov.com")
;; Always load newest byte code
(setq load-prefer-newer t)
;; reduce the frequency of garbage collection by making it happen on
;; each 50MB of allocated data (the default is on every 0.76MB)
(setq gc-cons-threshold 50000000)
;; warn when opening files bigger than 100MB
(setq large-file-warning-threshold 100000000)
(defconst bozhidar-savefile-dir (expand-file-name "savefile" user-emacs-directory))
;; create the savefile dir if it doesn't exist
(unless (file-exists-p bozhidar-savefile-dir)
(make-directory bozhidar-savefile-dir))
;; the toolbar is just a waste of valuable screen estate
;; in a tty tool-bar-mode does not properly auto-load, and is
;; already disabled anyway
(when (fboundp 'tool-bar-mode)
(tool-bar-mode -1))
;; the blinking cursor is nothing, but an annoyance
(blink-cursor-mode -1)
;; disable startup screen
(setq inhibit-startup-screen t)
;; nice scrolling
(setq scroll-margin 0
scroll-conservatively 100000
scroll-preserve-screen-position 1)
;; mode line settings
(line-number-mode t)
(column-number-mode t)
(size-indication-mode t)
;; enable y/n answers
(fset 'yes-or-no-p 'y-or-n-p)
;; more useful frame title, that show either a file or a
;; buffer name (if the buffer isn't visiting a file)
(setq frame-title-format
'((:eval (if (buffer-file-name)
(abbreviate-file-name (buffer-file-name))
"%b"))))
;; Emacs modes typically provide a standard means to change the
;; indentation width -- eg. c-basic-offset: use that to adjust your
;; personal indentation width, while maintaining the style (and
;; meaning) of any files you load.
(setq-default indent-tabs-mode nil) ;; don't use tabs to indent
(setq-default tab-width 8) ;; but maintain correct appearance
;; Newline at end of file
(setq require-final-newline t)
;; delete the selection with a keypress
(delete-selection-mode t)
;; store all backup and autosave files in the tmp dir
(setq backup-directory-alist
`((".*" . ,temporary-file-directory)))
(setq auto-save-file-name-transforms
`((".*" ,temporary-file-directory t)))
;; revert buffers automatically when underlying files are changed externally
(global-auto-revert-mode t)
;; hippie expand is dabbrev expand on steroids
(setq hippie-expand-try-functions-list '(try-expand-dabbrev
try-expand-dabbrev-all-buffers
try-expand-dabbrev-from-kill
try-complete-file-name-partially
try-complete-file-name
try-expand-all-abbrevs
try-expand-list
try-expand-line
try-complete-lisp-symbol-partially
try-complete-lisp-symbol))
;; use hippie-expand instead of dabbrev
(global-set-key (kbd "M-/") #'hippie-expand)
(global-set-key (kbd "s-/") #'hippie-expand)
;; replace buffer-menu with ibuffer
(global-set-key (kbd "C-x C-b") #'ibuffer)
;; align code in a pretty way
(global-set-key (kbd "C-x \\") #'align-regexp)
;; extend the help commands
(define-key 'help-command (kbd "C-f") #'find-function)
(define-key 'help-command (kbd "C-k") #'find-function-on-key)
(define-key 'help-command (kbd "C-v") #'find-variable)
(define-key 'help-command (kbd "C-l") #'find-library)
(define-key 'help-command (kbd "C-i") #'info-display-manual)
;; misc useful keybindings
(global-set-key (kbd "s-<") #'beginning-of-buffer)
(global-set-key (kbd "s->") #'end-of-buffer)
(global-set-key (kbd "s-q") #'fill-paragraph)
;; smart tab behavior - indent or complete
(setq tab-always-indent 'complete)
(unless (package-installed-p 'use-package)
(package-install 'use-package))
(require 'use-package)
(setq use-package-verbose t)
(use-package lisp-mode
:config
(add-hook 'emacs-lisp-mode-hook #'eldoc-mode)
(add-hook 'lisp-interaction-mode-hook #'eldoc-mode))
(use-package ielm
:config
(add-hook 'ielm-mode-hook #'eldoc-mode))
(use-package zenburn-theme
:ensure t
:config
(load-theme 'zenburn t))
;; highlight the current line
(global-hl-line-mode +1)
(use-package avy
:ensure t
:bind (("s-." . avy-goto-word-or-subword-1)
("s-," . avy-goto-char)))
(use-package magit
:ensure t
:bind (("C-x g" . magit-status)))
(use-package ag
:ensure t)
(use-package projectile
:ensure t
:bind ("s-p" . projectile-command-map)
:config
(projectile-global-mode +1))
(use-package expand-region
:ensure t
:bind ("C-=" . er/expand-region))
(use-package elisp-slime-nav
:ensure t
:config
(dolist (hook '(emacs-lisp-mode-hook ielm-mode-hook))
(add-hook hook #'elisp-slime-nav-mode)))
(use-package paredit
:ensure t
:config
(add-hook 'emacs-lisp-mode-hook #'paredit-mode)
;; enable in the *scratch* buffer
(add-hook 'lisp-interaction-mode-hook #'paredit-mode)
(add-hook 'ielm-mode-hook #'paredit-mode)
(add-hook 'lisp-mode-hook #'paredit-mode))
(use-package paren
:config
(show-paren-mode +1))
(use-package abbrev
:config
(setq save-abbrevs 'silently)
(setq-default abbrev-mode t))
(use-package uniquify
:config
(setq uniquify-buffer-name-style 'forward)
(setq uniquify-separator "/")
;; rename after killing uniquified
(setq uniquify-after-kill-buffer-p t)
;; don't muck with special buffers
(setq uniquify-ignore-buffers-re "^\\*"))
;; saveplace remembers your location in a file when saving files
(require 'saveplace)
(use-package saveplace
:config
(setq save-place-file (expand-file-name "saveplace" bozhidar-savefile-dir))
;; activate it for all buffers
(setq-default save-place t))
(use-package savehist
:config
(setq savehist-additional-variables
;; search entries
'(search-ring regexp-search-ring)
;; save every minute
savehist-autosave-interval 60
;; keep the home clean
savehist-file (expand-file-name "savehist" bozhidar-savefile-dir))
(savehist-mode +1))
(use-package recentf
:config
(setq recentf-save-file (expand-file-name "recentf" bozhidar-savefile-dir)
recentf-max-saved-items 500
recentf-max-menu-items 15
;; disable recentf-cleanup on Emacs start, because it can cause
;; problems with remote files
recentf-auto-cleanup 'never)
(recentf-mode +1))
(use-package windmove
:config
;; use shift + arrow keys to switch between visible buffers
(windmove-default-keybindings))
(use-package dired
:config
;; dired - reuse current buffer by pressing 'a'
(put 'dired-find-alternate-file 'disabled nil)
;; always delete and copy recursively
(setq dired-recursive-deletes 'always)
(setq dired-recursive-copies 'always)
;; if there is a dired buffer displayed in the next window, use its
;; current subdir, instead of the current subdir of this dired buffer
(setq dired-dwim-target t)
;; enable some really cool extensions like C-x C-j(dired-jump)
(require 'dired-x))
(use-package anzu
:ensure t
:bind (("M-%" . anzu-query-replace)
("C-M-%" . anzu-query-replace-regexp))
:config
(global-anzu-mode))
(use-package easy-kill
:ensure t
:config
(global-set-key [remap kill-ring-save] 'easy-kill))
(use-package exec-path-from-shell
:ensure t
:config
(when (memq window-system '(mac ns))
(exec-path-from-shell-initialize)))
(use-package move-text
:ensure t
:bind
(([(meta shift up)] . move-text-up)
([(meta shift down)] . move-text-down)))
(use-package rainbow-delimiters
:ensure t)
(use-package whitespace
:init
(dolist (hook '(prog-mode-hook text-mode-hook))
(add-hook hook #'whitespace-mode))
(add-hook 'before-save-hook #'whitespace-cleanup)
:config
(setq whitespace-line-column 80) ;; limit line length
(setq whitespace-style '(face tabs empty trailing lines-tail)))
(use-package clojure-mode
:ensure t
:config
(add-hook 'clojure-mode-hook #'paredit-mode)
(add-hook 'clojure-mode-hook #'subword-mode)
(add-hook 'clojure-mode-hook #'rainbow-delimiters-mode))
(use-package cider
:ensure t
:config
(add-hook 'cider-mode-hook 'eldoc-mode)
(add-hook 'cider-repl-mode-hook #'paredit-mode))
(use-package erlang
:ensure t)
(use-package ido
:ensure t
:config
(setq ido-enable-prefix nil
ido-enable-flex-matching t
ido-create-new-buffer 'always
ido-use-filename-at-point 'guess
ido-max-prospects 10
ido-save-directory-list-file (expand-file-name "ido.hist" bozhidar-savefile-dir)
ido-default-file-method 'selected-window
ido-auto-merge-work-directories-length -1)
(ido-mode +1))
(use-package ido-ubiquitous
:ensure t
:config
(ido-ubiquitous-mode +1))
(use-package flx-ido
:ensure t
:config
(flx-ido-mode +1)
;; disable ido faces to see flx highlights
(setq ido-use-faces nil))
(use-package smex
:ensure t
:bind ("M-x" . smex))
(use-package markdown-mode
:ensure t)
(use-package yaml-mode
:ensure t)
(use-package company
:ensure t
:config
(global-company-mode))
(use-package zop-to-char
:ensure t
:bind (("M-z" . zop-up-to-char)
("M-Z" . zop-to-char)))
(use-package imenu-anywhere
:ensure t
:bind ("s-i" . imenu-anywhere))
(use-package flyspell
:config
(setq ispell-program-name "aspell" ; use aspell instead of ispell
ispell-extra-args '("--sug-mode=ultra"))
(add-hook 'text-mode-hook #'flyspell-mode)
(add-hook 'prog-mode #'flyspell-prog-mode))
(use-package flycheck
:ensure t
:config
(add-hook 'after-init-hook #'global-flycheck-mode))
(use-package super-save
:ensure t
:config
(super-save-mode +1))
(use-package crux
:ensure t
:bind (("C-c o" . crux-open-with)
("M-o" . crux-smart-open-line)
("C-c n" . crux-cleanup-buffer-or-region)
("C-c f" . crux-recentf-ido-find-file)
("C-M-z" . crux-indent-defun)
("C-c u" . crux-view-url)
("C-c e" . crux-eval-and-replace)
("C-c s" . crux-swap-windows)
("C-c D" . crux-delete-file-and-buffer)
("C-c r" . crux-rename-buffer-and-file)
("C-c t" . crux-visit-term-buffer)
("C-c k" . crux-kill-other-buffers)
("C-c TAB" . crux-indent-rigidly-and-copy-to-clipboard)
("C-c I" . crux-find-user-init-file)
("C-c S" . crux-find-shell-init-file)
("s-r" . crux-recentf-ido-find-file)
("s-j" . crux-top-join-line)
("C-^" . crux-top-join-line)
("s-k" . crux-kill-whole-line)
("C-<backspace>" . crux-kill-line-backwards)
("s-o" . crux-smart-open-line-above)
([remap move-beginning-of-line] . crux-move-beginning-of-line)
([(shift return)] . crux-smart-open-line)
([(control shift return)] . crux-smart-open-line-above)
([remap kill-whole-line] . crux-kill-whole-line)
("C-c i" . crux-ispell-word-then-abbrev)))
(use-package aggressive-indent
:ensure t
:config
(global-aggressive-indent-mode +1))
(use-package undo-tree
:ensure t
:config
;; autosave the undo-tree history
(setq undo-tree-history-directory-alist
`((".*" . ,temporary-file-directory)))
(setq undo-tree-auto-save-history t))
(when (eq system-type 'windows-nt)
(set-frame-font "Source Code Pro 12")
(add-to-list 'exec-path "C:/Program Files/Git/bin")
(add-to-list 'exec-path "C:/Program Files/Git/mingw64/bin")
(setenv "PATH" (concat "C:/Program Files/Git/bin;" "C:/Program Files/Git/mingw64/bin;" (getenv "PATH"))))
(custom-set-variables
;; custom-set-variables was added by Custom.
;; If you edit it by hand, you could mess it up, so be careful.
;; Your init file should contain only one such instance.
;; If there is more than one, they won't work right.
'(safe-local-variable-values
(quote
((bug-reference-bug-regexp . "#\\(?2:[[:digit:]]+\\)")))))
(custom-set-faces
;; custom-set-faces was added by Custom.
;; If you edit it by hand, you could mess it up, so be careful.
;; Your init file should contain only one such instance.
;; If there is more than one, they won't work right.
)
;;; init.el ends here