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;;; starter-kit-ruby.el --- Some helpful Ruby code
;; Part of the Emacs Starter Kit
(eval-after-load 'ruby-mode
;; work around possible elpa bug
(ignore-errors (require 'ruby-compilation))
(setq ruby-use-encoding-map nil)
(add-hook 'ruby-mode-hook 'inf-ruby-keys)
(define-key ruby-mode-map (kbd "RET") 'reindent-then-newline-and-indent)
(define-key ruby-mode-map (kbd "C-M-h") 'backward-kill-word)
(define-key ruby-mode-map (kbd "C-c l") "lambda")))
(global-set-key (kbd "C-h r") 'ri)
;; Rake files are ruby, too, as are gemspecs, rackup files, etc.
(add-to-list 'auto-mode-alist '("\\.rake$" . ruby-mode))
(add-to-list 'auto-mode-alist '("\\.gemspec$" . ruby-mode))
(add-to-list 'auto-mode-alist '("\\.ru$" . ruby-mode))
(add-to-list 'auto-mode-alist '("Rakefile$" . ruby-mode))
(add-to-list 'auto-mode-alist '("Gemfile$" . ruby-mode))
(add-to-list 'auto-mode-alist '("Capfile$" . ruby-mode))
(add-to-list 'auto-mode-alist '("Vagrantfile$" . ruby-mode))
;; We never want to edit Rubinius bytecode
(add-to-list 'completion-ignored-extensions ".rbc")
;;; Rake
(defun pcomplete/rake ()
"Completion rules for the `ssh' command."
(pcomplete-here (pcmpl-rake-tasks)))
(defun pcmpl-rake-tasks ()
"Return a list of all the rake tasks defined in the current
projects. I know this is a hack to put all the logic in the
exec-to-string command, but it works and seems fast"
(delq nil (mapcar '(lambda(line)
(if (string-match "rake \\([^ ]+\\)" line) (match-string 1 line)))
(split-string (shell-command-to-string "rake -T") "[\n]"))))
(defun rake (task)
(interactive (list (completing-read "Rake (default: default): "
(shell-command-to-string (concat "rake " (if (= 0 (length task)) "default" task))))
;; Clear the compilation buffer between test runs.
(eval-after-load 'ruby-compilation
(defadvice ruby-do-run-w/compilation (before kill-buffer (name cmdlist))
(let ((comp-buffer-name (format "*%s*" name)))
(when (get-buffer comp-buffer-name)
(with-current-buffer comp-buffer-name
(delete-region (point-min) (point-max))))))
(ad-activate 'ruby-do-run-w/compilation)))
(add-hook 'ruby-mode-hook 'run-coding-hook)
;;; Flymake
(defun flymake-ruby-init ()
(let* ((temp-file (flymake-init-create-temp-buffer-copy
(local-file (file-relative-name
(file-name-directory buffer-file-name))))
;; Invoke ruby with '-c' to get syntax checking
(list "ruby" (list "-c" local-file))))
(defun flymake-ruby-enable ()
(when (and buffer-file-name
(file-name-directory buffer-file-name))
(file-writable-p buffer-file-name)
(if (fboundp 'tramp-list-remote-buffers)
(not (subsetp
(list (current-buffer))
(local-set-key (kbd "C-c d")
(flymake-mode t)))
(eval-after-load 'ruby-mode
(require 'flymake)
(push '(".+\\.rb$" flymake-ruby-init) flymake-allowed-file-name-masks)
(push '("Rakefile$" flymake-ruby-init) flymake-allowed-file-name-masks)
(push '("^\\(.*\\):\\([0-9]+\\): \\(.*\\)$" 1 2 nil 3)
(add-hook 'ruby-mode-hook 'flymake-ruby-enable)))
;; Rinari (Minor Mode for Ruby On Rails)
(setq rinari-major-modes
(list 'mumamo-after-change-major-mode-hook 'dired-mode-hook 'ruby-mode-hook
'css-mode-hook 'yaml-mode-hook 'javascript-mode-hook))
;; TODO: set up ri
;; TODO: electric
(provide 'starter-kit-ruby)
;; starter-kit-ruby.el ends here