;; ~/.emacs.d/init.el (~/.emacs)

;; Luke Hoersten <[email protected]>

;;;; General ;;;;

(add-to-list 'load-path "~/.emacs.d/elisp")   ; set default emacs load path

(setq-default

 gc-cons-threshold 20000000                   ; gc every 20 MB allocated (form flx-ido docs)

 inhibit-splash-screen t                      ; disable splash screen

 truncate-lines t                             ; truncate, not wrap, lines

 indent-tabs-mode nil                         ; only uses spaces for indentation

 split-width-threshold 181                    ; min width to split window horizontially

 split-height-threshold 120                   ; min width to split window vertically

 reb-re-syntax 'string                        ; use string syntax for regexp builder

 fill-column 120                              ; line width

 require-final-newline 'visit-save)           ; add a newline automatically

(put 'set-goal-column 'disabled nil)          ; enable goal column setting

(put 'narrow-to-region 'disabled nil)         ; enable hiding

(put 'narrow-to-page 'disabled nil)

(fset 'yes-or-no-p 'y-or-n-p)                 ; replace yes/no prompts with y/n

(windmove-default-keybindings)                ; move between windows with shift-arrow

(column-number-mode t)                        ; show column numbers

(delete-selection-mode t)                     ; replace highlighted text

(which-function-mode t)                       ; function name at point in mode line

(transient-mark-mode t)                       ; highlight selection between point and mark

(electric-pair-mode t)                        ; automatically close opening characters

(global-font-lock-mode t)                     ; syntax highlighting

(global-subword-mode t)                       ; move by camelCase words

(global-hl-line-mode t)                       ; highlight current line

(global-set-key (kbd "C-c c") 'compile)       ; compile

(global-set-key (kbd "C-c r") 'recompile)     ; recompile

(global-set-key (kbd "C-c a") 'align-regexp)  ; align

(global-set-key (kbd "C-c g") 'ag)            ; ag

;;; ediff

(setq-default

  ediff-split-window-function 'split-window-horizontally

  ediff-window-setup-function 'ediff-setup-windows-plain)

;;; Darwin

(setq is-mac (equal system-type 'darwin))

(when is-mac

  (setq-default

   ring-bell-function 'ignore

   mac-command-modifier 'meta

   ns-pop-up-frames nil

   ispell-program-name "/usr/local/bin/aspell"))

;;; Xorg

(when window-system

  (tool-bar-mode -1)                          ; remove tool bar

  (scroll-bar-mode -1)                        ; remove scroll bar

  (unless is-mac (menu-bar-mode -1))          ; remove menu bar

  (set-frame-font "Inconsolata-12" nil t))

;;;; Packages ;;;;

(package-initialize)

(require 'package-require)

(package-require '(ag company exec-path-from-shell expand-region flx-ido

 smex markdown-mode markdown-mode+ hgignore-mode move-text paredit

 rainbow-delimiters json-mode json-reformat flycheck

 solarized-theme terraform-mode visual-regexp yasnippet yaml-mode

 zencoding-mode))

;;; custom requires

(require 'haskell-intero-init)

(require 'javascript-init)

(require 'c-init)

(require 'ansible-init)

;;; text-mode

(add-hook 'fundamental-mode-hook 'flyspell-mode)      ; spellcheck text

(add-hook 'fundamental-mode-hook 'turn-on-auto-fill)  ; autofill text

;;; whitespace-mode

(global-whitespace-mode t)                            ; show whitespace

(add-hook 'before-save-hook 'whitespace-cleanup)      ; cleanup whitespace on exit

(setq-default

 whitespace-line-column 120                           ; column width

 whitespace-style                                     ; whitespace to highlight

 '(trailing lines-tail empty indentation

            space-before-tab space-after-tab))

;;; org-mode

(add-hook

 'org-mode-hook

 (lambda ()

   (local-set-key (kbd "M-p") 'org-move-item-up)

   (local-set-key (kbd "M-S-p") 'org-move-subtree-up)

   (local-set-key (kbd "M-n") 'org-move-item-down)

   (local-set-key (kbd "M-S-n") 'org-move-subtree-down)))

;;; ibuffer

(global-set-key (kbd "C-x C-b") 'ibuffer)             ; better buffer browser

(require 'ibuffer)

(require 'ibuf-ext)

(defun ibuffer-generate-filter-groups-by-major-mode ()

  (flet

      ((mode-group

        (mode)

        (let ((mode-title

               (capitalize (car (split-string (symbol-name mode) "-" t)))))

          (cons mode-title `((mode . ,mode)))))

       (buffer-modes

        ()

        (flet ((buffer-mode (buffer) (buffer-local-value 'major-mode buffer)))

          (ibuffer-remove-duplicates (remq nil (mapcar 'buffer-mode (buffer-list)))))))

    (mapcar 'mode-group (buffer-modes))))

(defun ibuffer-major-mode-group-hook ()

  (interactive)

  (setq ibuffer-filter-groups (ibuffer-generate-filter-groups-by-major-mode))

  (ibuffer-update nil t)

  (message "ibuffer-major-mode: groups set"))

(setq-default ibuffer-show-empty-filter-groups nil)

(add-hook 'ibuffer-hook (lambda () (ibuffer-major-mode-group-hook)))

;;; shell

(global-set-key (kbd "C-c s") 'eshell)  ; start shell

(exec-path-from-shell-copy-env "PYTHONPATH")

(exec-path-from-shell-initialize)

(eshell)

(add-hook 'eshell-mode-hook (lambda () (setenv "TERM" "emacs")))

;;; ido / smex / completion

(setq-default

 ido-enable-flex-matching t                           ; fuzzy matching for ido mode

 ido-create-new-buffer 'always                        ; create new buffer without prompt

 ido-max-window-height 1                              ; max ido window height

 ido-everywhere t                                     ; use ido where possible

 ido-use-faces nil)

(ido-mode t)                                          ; file/buffer selector

(flx-ido-mode t)

(global-set-key (kbd "M-/") 'completion-at-point)

(global-set-key (kbd "M-x") 'smex)

(global-set-key (kbd "M-X") 'smex-major-mode-commands)

;;; emacs-lisp-mode

(add-hook 'emacs-lisp-mode-hook 'enable-paredit-mode)

;;; company-mode

(global-company-mode t)

(global-set-key (kbd "M-/") 'company-complete)

(setq-default

 company-idle-delay nil

 company-minimum-prefix-length 2

 company-selection-wrap-around t

 company-show-numbers t

 company-tooltip-align-annotations t)

;;; flycheck-mode

(global-flycheck-mode t)

;;; uniquify

(require 'uniquify)                     ; unique buffer names with dirs

(setq

 uniquify-buffer-name-style 'post-forward

 uniquify-separator ":")

;;; color-theme

(setq-default

 custom-safe-themes

 '("8aebf25556399b58091e533e455dd50a6a9cba958cc4ebb0aab175863c25b9a4"

   "d677ef584c6dfc0697901a44b885cc18e206f05114c8a3b7fde674fce6180879" default))

(when window-system (load-theme 'solarized-light))

;;; show-paren-mode - needs to be loaded after theme

(setq-default

 show-paren-style 'expression

 show-paren-delay 0)

(set-face-attribute

 'show-paren-match nil

 :background (face-background 'highlight)

 :foreground (face-foreground 'highlight))

(show-paren-mode t)

;;; yasnippets

(with-eval-after-load 'yasnippet

  (setq yas-snippet-dirs (remq 'yas-installed-snippets-dir yas-snippet-dirs)))

(setq-default yas-prompt-functions '(yas-ido-prompt yas-dropdown-prompt)) ; use ido for multiple snippets

(yas-global-mode t)

;;; markdown-mode

(add-hook 'markdown-mode-hook 'flyspell-mode)

;;; html-mode

(add-to-list 'auto-mode-alist '("\\.tpl\\'" . html-mode))

(add-hook 'html-mode-hook 'zencoding-mode)

;;; color-modes map

(mapc

 (lambda (x)

   (add-hook x

    (lambda ()

      (linum-mode t)

      (rainbow-delimiters-mode t))))

 '(text-mode-hook

   c-mode-common-hook

   python-mode-hook

   haskell-mode-hook

   js2-mode-hook

   html-mode-hook

   css-mode-hook

   sass-mode-hook

   clojure-mode-hook

   emacs-lisp-mode-hook

   conf-mode-hook

   yaml-mode-hook))

;;; expand-region

(global-set-key (kbd "C-=") 'er/expand-region)

;;; move-text

(global-set-key (kbd "M-p") 'move-text-up)

(global-set-key (kbd "M-n") 'move-text-down)

;;; visual-regexp

(global-set-key (kbd "C-M-%") 'vr/query-replace)

(global-set-key (kbd "M-%") 'vr/replace)