misc-mode-tweaks.el

;; misc-mode-tweaks.el
;;
;; Mainly Rails specific extensions being added to Ruby mode that aren't covered else where.
;;
;; Walter McGinnis, 2009-06-28
;;
;; http://github.com/walter/aquamacs-emacs-starter-kit
;;
;; Added mode hooks to use whitespace
;;
;; Mamading Ceesay, 2010-02-22
;;
;; http://github.com/evangineer/aquamacs-emacs-starter-kit

;; file types that are ruby
;; credit to technomancy/emacs-starter-kit/starter-kity-ruby.el
;; for some of these
(add-to-list 'auto-mode-alist '("\\.rjs$" . ruby-mode))
(add-to-list 'auto-mode-alist '("\\.rxml$" . ruby-mode))
(add-to-list 'auto-mode-alist '("\\.rake$" . ruby-mode))
(add-to-list 'auto-mode-alist '("Rakefile$" . ruby-mode))
(add-to-list 'auto-mode-alist '("\\.gemspec$" . ruby-mode))
(add-to-list 'auto-mode-alist '("Gemfile$" . ruby-mode))

;; most of the time I like ruby-electric, though sometimes it can be a pain
;; also adding flymake for syntax checking (also sometimes can be a pain)
;; if either is a pain, toggle them off momentarily
(require 'ruby-electric)
(add-hook 'ruby-mode-hook
          (lambda nil
            (require 'ruby-electric)
            (ruby-electric-mode)
            (flymake-mode-on)))

;; emacs wrapper for ri (replaces old ri.el)
;; see http://www.emacswiki.org/cgi-bin/wiki/RiEl for details
;; however, the latest code was grabbed from
;; http://github.com/technomancy/emacs-starter-kit/(github commit gobbly gook)/elpa-to-submit/ri.el
;; may slow Aquamacs startup
(require 'ri)

;; Enable rainbow-mode on stylesheet file types
;;(autoload 'rainbow-mode "rainbow-mode" "" t)
(require 'rainbow-mode)
(setq rainbow-html-colors-major-mode-list (quote
					    (
					     html-mode
					     css-mode
					     scss-mode
					     php-mode
					     nxml-mode
					     xml-mode
					     )
					    )
      )

(add-hook 'scss-mode 'rainbow-mode)

;; Enable haml-mode
(add-to-list 'auto-mode-alist '("\\.html\\.haml\\'" . haml-mode))

;; Indentation
(global-set-key (kbd "RET") 'newline-and-indent)

;; whitespace setup
(add-hook 'ruby-mode-hook 'whitespace-mode)
(add-hook 'python-mode-hook 'whitespace-mode)
(add-hook 'js2-mode-hook 'whitespace-mode)
(add-hook 'emacs-lisp-mode-hook 'whitespace-mode)
(add-hook 'html-mode-hook 'whitespace-mode)

;; define which white spaces should be visible
(setq whitespace-style '(trailing tab-mark))

(provide 'misc-mode-tweaks)