init.el

(load-file "~/.emacs.d/sensible-defaults.el")
(sensible-defaults/use-all-settings)

;;; Load emacs builtin package manager
;;; Load packages both from marmalade and melpa
(require 'package)
(add-to-list 'package-archives '("org" . "http://orgmode.org/elpa/"))
(add-to-list 'package-archives '("melpa" . "http://melpa.org/packages/"))

(setq package-enable-at-startup nil)
(package-initialize)

(defun ensure-package-installed (&rest packages)
  "Assure every package is installed, ask for installation if it’s not.
   Return a list of installed packages or nil for every skipped package."
  (mapcar
   (lambda (package)
     (if (package-installed-p package)
         nil
       (if (y-or-n-p (format "Package %s is missing. Install it? " package))
           (package-install package)
         package)))
   packages))

;; Make sure to have downloaded archive description.
(or (file-exists-p package-user-dir) (package-refresh-contents))
(package-initialize)

;; Dependencies
(ensure-package-installed 'evil
			  'evil-commentary
			  'evil-leader
			  'evil-surround
			  'helm
			  'helm-flx
			  'helm-fuzzier
			  'helm-projectile
			  'linum-relative
			  'projectile
			  'evil-magit
			  'projectile-rails
			  'ujelly-theme
			  'evil-jumper
			  'magit)

;;; Load evil mode
(require 'evil)
(global-evil-leader-mode)
(evil-leader/set-leader "<SPC>")
(evil-mode 1)
(require 'evil-surround)
(global-evil-surround-mode 1)
(setq evil-motion-state-modes (append evil-emacs-state-modes evil-motion-state-modes))
(setq evil-emacs-state-modes nil)
(require 'evil-jumper)
(evil-jumper-mode t)
(require 'magit)
(require 'evil-magit)

;;; Misc functions
(defun find-user-init-file ()
  "Edit the `user-init-file', in another window."
  (interactive)
  (find-file-other-window user-init-file))

(defun reload-user-init-file ()
  "Reload `user-init-file'."
  (interactive)
  (load-file user-init-file))

(defun normal-mode-and-save ()
  "Enter normal mode and save buffer"
  (interactive)
  (evil-force-normal-state)
  (save-buffer))

;;; Don't use tabs for indenting
(setq-default indent-tabs-mode nil)

;;; Leader keys
(evil-leader/set-key
  "ev" 'find-user-init-file
  "sv" 'reload-user-init-file
  "x" 'execute-extended-command
  ;; "hf" 'describe-function
  ;; "hk" 'describe-key
  "g" 'magit-status
  "f" 'helm-projectile)

;;; Hide the toolbar
(menu-bar-mode -1)
(toggle-scroll-bar -1)
(tool-bar-mode -1)

;;; Color theme
(load-theme 'ujelly t)

;;; Key maps
(define-key evil-normal-state-map (kbd "C-u") 'evil-scroll-up)
(define-key evil-visual-state-map (kbd "C-u") 'evil-scroll-up)

;;; More natural movement between splits
;; (define-key evil-normal-state-map (kbd "C-h") 'evil-window-left)
;; (define-key evil-normal-state-map (kbd "C-l") 'evil-window-right)
;; (define-key evil-normal-state-map (kbd "C-j") 'evil-window-down)
;; (define-key evil-normal-state-map (kbd "C-k") 'evil-window-up)

(global-set-key (kbd "C-s") 'normal-mode-and-save)

;;; Projectile
(require 'projectile)
(require 'helm-projectile)
(projectile-global-mode)
(add-hook 'projectile-mode-hook 'projectile-rails-on)
(setq projectile-enable-caching t)
(setq projectile-switch-project-action 'projectile-dired)
(setq projectile-remember-window-configs t)
(setq projectile-completion-system 'helm)
(setq projectile-switch-project-action 'helm-projectile)
(helm-projectile-on)

;;; Helm
(require 'helm)
(helm-mode 1)
(helm-flx-mode +1)
(require 'helm-fuzzier)
(helm-fuzzier-mode 1)
(setq helm-M-x-fuzzy-match                  t
      helm-bookmark-show-location           t
      helm-buffers-fuzzy-matching           t
      helm-completion-in-region-fuzzy-match t
      helm-file-cache-fuzzy-match           t
      helm-imenu-fuzzy-match                t
      helm-mode-fuzzy-match                 t
      helm-locate-fuzzy-match               t
      helm-quick-update                     t
      helm-recentf-fuzzy-match              t
      helm-semantic-fuzzy-match             t)

;;; Relative line numbers
(require 'linum-relative)
(linum-relative-global-mode)

;;; Commentary
(evil-commentary-mode)

;;; disable all alarms
(setq ring-bell-function 'ignore)
(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.
 '(magit-commit-arguments nil))
(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.
 )