init.el

(add-to-list 'exec-path "/usr/local/bin")
(setenv "PATH" (concat "/usr/local/bin:" (getenv "PATH")))
(add-to-list 'exec-path "/Users/adam/.rbenv/shims/bundle")

(require 'package)
(add-to-list 'package-archives
             '("melpa" . "http://melpa.milkbox.net/packages/") t)
(add-to-list 'package-archives
             '("melpa-stable" . "https://stable.melpa.org/packages/") t)
(add-to-list 'package-pinned-packages '(cider . "melpa-stable") t)
(package-initialize)

;; TODO: this probably isn't complete. It also doesn't really work.
(defvar wanted-packages '(arduino-mode
                          bundler
                          cider
                          clojure-mode
                          color-theme
                          company
                          dockerfile-mode
                          emamux
                          enh-ruby-mode
                          fish-mode
                          flycheck
                          go-mode
                          helm
                          helm-ack
                          helm-projectile
                          jsx-mode
                          less-css-mode
                          markdown-mode
                          molokai-theme
                          nginx-mode
                          paredit
                          projectile
                          py-autopep8
                          rainbow-delimiters
                          salt-mode
                          scss-mode
                          smartparens
                          terraform-mode
                          undo-tree
                          web-mode
                          yaml-mode))

(dolist (p wanted-packages)
  (unless (package-installed-p p)
    (package-refresh-contents)
    (package-install p)))

(autoload 'clojure-mode "clojure-mode"
  "A major mode for editing Clojure code.")

(add-to-list 'auto-mode-alist '("\\.rb\\'" . enh-ruby-mode))
(add-to-list 'auto-mode-alist '("\\.thor\\'" . enh-ruby-mode))

(add-to-list 'auto-mode-alist '("\\.html?\\'" . web-mode))
(add-to-list 'auto-mode-alist '("\\.jsx?\\'" . web-mode))
(add-to-list 'auto-mode-alist '("\\.css\\'" . web-mode))

(setq web-mode-engines-alist
      '(("jsx" . "\\.js\\.")
        ("jsx" . "\\.jsx")))

(setq standard-indent 2)

(setq-default web-mode-attr-indent-offset 2)
(setq-default web-mode-code-indent-offset 2)
(setq-default web-mode-css-indent-offset 2)
(setq-default web-mode-markup-indent-offset 2)
(setq-default web-mode-style-padding 2)
(setq-default web-mode-script-padding 2)

(setq-default css-indent-offset 2)

(require 'projectile)
(projectile-global-mode)

(require 'flycheck)
(flycheck-define-checker jsxhint-checker
  "A JSX syntax and style checker based on JSXHint."

  :command ("jsxhint" (config-file "--config" flycheck-jsxhintrc) source)
  :error-patterns
  ((error line-start (1+ nonl) ": line " line ", col " column ", " (message) line-end))
  :modes (web-mode))
(flycheck-def-config-file-var flycheck-jsxhintrc jsxhint-checker ".jshintrc")

(add-hook 'web-mode-hook
          (lambda ()
            (when (equal web-mode-content-type "jsx")
              ;; enable flycheck
              (flycheck-select-checker 'jsxhint-checker)
              (flycheck-mode))))

(require 'helm-config)
(require 'helm-projectile)
(helm-projectile-on)

(autoload 'rainbow-delimiters-mode "rainbow-delimiters"
  "A minor mode for highlighting delimiters according to their depth.")
(add-hook 'prog-mode-hook #'rainbow-delimiters-mode)

(autoload 'enable-paredit-mode "paredit"
  "Turn on pseudo-structural editing of Lisp code." t)
(add-hook 'clojure-mode-hook #'enable-paredit-mode)
(add-hook 'emacs-lisp-mode-hook #'enable-paredit-mode)
(add-hook 'eval-expression-minibuffer-setup-hook #'enable-paredit-mode)
(add-hook 'lisp-mode-hook #'enable-paredit-mode)
(add-hook 'lisp-interaction-mode-hook #'enable-paredit-mode)
(add-hook 'scheme-mode-hook #'enable-paredit-mode)

(require 'smartparens-config)
(add-hook 'clojure-mode-hook 'smartparens-strict-mode)
(add-hook 'emacs-lisp-mode-hook 'smartparens-strict-mode)

(require 'uniquify)
(setq uniquify-buffer-name-style 'forward)

(autoload 'py-autopep8-enable-on-save "py-autopep8"
  "Run Python code through autopep8 on save." t)
(add-hook 'python-mode-hook #'py-autopep8-enable-on-save)

(add-hook 'after-init-hook 'global-company-mode)
(add-hook 'after-init-hook #'global-flycheck-mode)

(ido-mode t)
(setq ido-enable-flex-matching t)

;; Make the command key behave as meta.
(setq mac-command-modifier 'meta)

;; I can't imagine wanting this outside of a terminal.
(global-unset-key "\C-z")

(global-set-key "\C-w" 'backward-kill-word)
(global-set-key "\C-m" 'comment-indent-new-line)
(global-set-key "\C-x\C-m" 'execute-extended-command)
(global-set-key "\M-v" 'yank)

(global-set-key "\C-x\C-k" 'kill-region)

;; Ido binds C-w to do almost precisely the opposite of what I want.
(define-key ido-file-completion-map "\C-w" 'backward-kill-word)

;; Use undo-tree-mode *everywhere*!
(global-undo-tree-mode)

;; Show column numbers in the status bar.
(column-number-mode 1)
;; Turn off that silly-looking fringe!
(fringe-mode 0)
;; Highlight the current line.
(global-hl-line-mode 1)
;; Don't show scrollbars.
(scroll-bar-mode 0)
;; Highlight matching parentheses.
(show-paren-mode 1)
;; Don't show the toolbar.
(tool-bar-mode 0)

;;(set-default-font
;; "-apple-Inconsolata-medium-normal-normal-*-20-*-*-*-m-0-iso10646-1")
;; (add-to-list 'default-frame-alist
;;              '(font . "-apple-Inconsolata-medium-normal-normal-*-14-*-*-*-m-0-iso10646-1"))
(add-to-list 'default-frame-alist
             '(font . "-*-Input Mono Narrow-normal-normal-extracondensed-*-14-*-*-*-m-0-iso10646-1"))

(setq inhibit-startup-screen t)
(setq ring-bell-function 'ignore)
(setq shell-command-file "/bin/sh")

(setq-default indent-tabs-mode nil)
(setq-default tab-width 2)

;; Add a newline to the end of the file both when opening it and when saving it.
(setq require-final-newline 'visit-save)

;; Trim trailing whitespace when saving.
(add-hook 'before-save-hook 'delete-trailing-whitespace)

(setq
   backup-by-copying t      ; don't clobber symlinks
   backup-directory-alist
    '(("." . "~/.saves"))   ; don't litter my fs tree
   delete-old-versions t
   kept-new-versions 6
   kept-old-versions 2
   version-control t)       ; use versioned backups

;(setq inf-ruby-default-implementation "pry")

(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.
 '(ansi-color-faces-vector
   [default bold shadow italic underline bold bold-italic bold])
 '(ansi-color-names-vector
   (vector "#4d4d4c" "#c82829" "#718c00" "#eab700" "#4271ae" "#8959a8" "#3e999f" "#ffffff"))
 '(custom-enabled-themes (quote (sanityinc-tomorrow-night)))
 '(custom-safe-themes
   (quote
    ("06f0b439b62164c6f8f84fdda32b62fb50b6d00e8b01c2208e55543a6337433a" "628278136f88aa1a151bb2d6c8a86bf2b7631fbea5f0f76cba2a0079cd910f7d" "bb08c73af94ee74453c90422485b29e5643b73b05e8de029a6909af6a3fb3f58" "82d2cac368ccdec2fcc7573f24c3f79654b78bf133096f9b40c20d97ec1d8016" default)))
 '(enh-ruby-check-syntax nil)
 '(enh-ruby-deep-indent-paren nil)
 '(fci-rule-color "#d6d6d6")
 '(vc-annotate-background nil)
 '(vc-annotate-color-map
   (quote
    ((20 . "#c82829")
     (40 . "#f5871f")
     (60 . "#eab700")
     (80 . "#718c00")
     (100 . "#3e999f")
     (120 . "#4271ae")
     (140 . "#8959a8")
     (160 . "#c82829")
     (180 . "#f5871f")
     (200 . "#eab700")
     (220 . "#718c00")
     (240 . "#3e999f")
     (260 . "#4271ae")
     (280 . "#8959a8")
     (300 . "#c82829")
     (320 . "#f5871f")
     (340 . "#eab700")
     (360 . "#718c00"))))
 '(vc-annotate-very-old-color 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.
 )

(load-theme 'molokai t)