my-ruby.el

;; Files with the following extensions should open in ruby-mode
(add-to-list 'auto-mode-alist '("\\.rb$" . enh-ruby-mode))
(add-to-list 'auto-mode-alist '("\\.rake$" . enh-ruby-mode))
(add-to-list 'auto-mode-alist '("Rakefile$" . enh-ruby-mode))
(add-to-list 'auto-mode-alist '("\\.gemspec$" . enh-ruby-mode))
(add-to-list 'auto-mode-alist '("\\.ru$" . enh-ruby-mode))
(add-to-list 'auto-mode-alist '("Gemfile$" . enh-ruby-mode))

;; Do not add the encoding comment at the top of every file
(setq ruby-insert-encoding-magic-comment nil)

(require 'ruby-mode)
(require 'inf-ruby)

;; When folding, take these delimiters into consideration
(add-to-list 'hs-special-modes-alist
             '(ruby-mode
               "\\(class\\|def\\|do\\|if\\)" "\\(end\\)" "#"
               (lambda (arg) (ruby-end-of-block)) nil))

;; RVM support
(require 'rvm)
(rvm-use-default)

;; Cucumber
(require 'feature-mode)
(setq feature-use-rvm t) ;; Tell cucumber to use RVM
(setq feature-cucumber-command "cucumber {options} {feature}")
;; .feature files should open in feature-mode
(add-to-list 'auto-mode-alist '("\.feature$" . feature-mode))

;; Rspec
(require 'rspec-mode)
;; I want rspec instead of rake spec
(setq rspec-use-rake-when-possible nil)
;; Scroll to the first test failure
(setq compilation-scroll-output 'first-error)

;; Projectile mode
(require 'projectile)
(projectile-global-mode)
(setq projectile-completion-system 'grizzl)
(helm-projectile-on)

;; Prevent emacs from adding the encoding line at the top of the file
(setq ruby-insert-encoding-magic-comment nil)

;; Functions to help with refactoring
(require 'ruby-refactor)
(add-hook 'ruby-mode-hook 'ruby-refactor-mode-launch)
(add-hook 'enh-ruby-mode-hook 'ruby-refactor-mode-launch)
;; Easily toggle ruby's hash syntax
(require 'ruby-hash-syntax)
;; Ruby rdoc helpers mostly
(require 'ruby-additional)
;; Helpers to deal with strings and symbols
(require 'ruby-tools)
;; Support for YARD
(require 'yard-mode)
(add-hook 'ruby-mode-hook 'yard-mode)
(add-hook 'enh-ruby-mode-hook 'yard-mode)
;; Support for running rspec tests
(require 'rspec-mode)

;; -- GODAMMIT RUBY INDENTATION!!! --
;; don't indent parenthesis in a weird way
(setq ruby-align-chained-calls nil
      ruby-align-to-stmt-keywords nil
      ruby-deep-indent-paren nil
      ruby-deep-indent-paren-style nil
      ruby-use-smie nil)

(defadvice ruby-indent-line (after unindent-closing-paren activate)
  "Indent sole parenthesis in loca's way."
  (let ((column (current-column))
        indent offset)
    (save-excursion
      (back-to-indentation)
      (let ((state (syntax-ppss)))
        (setq offset (- column (current-column)))
        (when (and (eq (char-after) ?\))
                   (not (zerop (car state))))
          (goto-char (cadr state))
          (setq indent (current-indentation)))))
    (when indent
      (indent-line-to indent)
      (when (> offset 0) (forward-char offset)))))
;; ------------------------------------

;; Turn on eldoc in ruby files to display info about the
;; method or variable at point
(add-hook 'ruby-mode-hook 'eldoc-mode)
(add-hook 'enh-ruby-mode-hook 'eldoc-mode)
;; Switch the compilation buffer mode with C-x C-q (useful
;; when interacting with a debugger)
(add-hook 'after-init-hook 'inf-ruby-switch-setup)

(add-hook 'ruby-mode-hook
          (lambda ()
            (flycheck-mode 1)
            (flyspell-prog-mode) ;; Check strings for spelling errors
            (hs-minor-mode 1) ;; Enables folding
            (my-ruby-quotes-toggler)
            (modify-syntax-entry ?: "."))) ;; Adds ":" to the word definition

(add-hook 'enh-ruby-mode-hook
          (lambda ()
            (flycheck-mode 1)
            (flyspell-prog-mode) ;; Check strings for spelling errors
            (hs-minor-mode 1) ;; Enables folding
            (modify-syntax-entry ?: ".") ;; Adds ":" to the word definition
            (my-ruby-quotes-toggler)
          ))

(require 'feature-mode)
(add-to-list 'auto-mode-alist '("\.feature$" . feature-mode))