Added helpers and easy keybindings for HideShow mode

helpers.el

@@ -197,3 +197,24 @@ there's a region, all lines that region covers will be duplicated."
           (rename-buffer new-name)
           (set-visited-file-name new-name)
           (set-buffer-modified-p nil)))))))
+
+
+;;
+;; HideShow mode helpers
+;; - from: http://www.emacswiki.org/emacs/HideShow
+;;
+(defun toggle-selective-display (column)
+  (interactive "P")
+  (set-selective-display
+   (or column
+       (unless selective-display
+         (1+ (current-column))))))
+
+(defun toggle-hiding (column)
+  (interactive "P")
+  (if hs-minor-mode
+      (if (condition-case nil
+              (hs-toggle-hiding)
+            (error t))
+          (hs-show-all))
+    (toggle-selective-display column)))

keybindings.el

@@ -57,6 +57,10 @@
 (global-set-key (kbd "C-c /") 'comment-or-uncomment-region-or-line)
 (global-set-key (kbd "C-c C-/") 'comment-or-uncomment-region-or-line)
 
+;; Custom HideShow toggles (via helpers.el)
+(global-set-key (kbd "C-=") 'toggle-selective-display)
+(global-set-key (kbd "C-\\") 'toggle-hiding)
+
 (when (require 'auto-complete nil 'noerror)
   (define-key ac-completing-map (kbd "RET") 'ac-complete)
   (define-key ac-completing-map (kbd "C-m") 'ac-complete)

mode-customizations/coffee-mode.el

@@ -7,6 +7,7 @@
   (flycheck-mode)
   (linum-mode t)
   (fci-mode)
+  (hs-minor-mode 1)
   (auto-complete-mode)
   (subword-mode)
   (whitespace-mode)

mode-customizations/css-mode.el

@@ -3,6 +3,7 @@
   (flyspell-prog-mode)
   (linum-mode t)
   (fci-mode)
+  (hs-minor-mode 1)
   (auto-complete-mode)
   (subword-mode)
   (setq css-indent-offset 2)

mode-customizations/emacs-lisp-mode.el

@@ -4,6 +4,7 @@
   (flyspell-prog-mode)
   (linum-mode t)
   (fci-mode)
+  (hs-minor-mode 1)
   (auto-complete-mode))
 
 (add-hook 'emacs-lisp-mode-hook 'customizations-for-emacs-lisp-mode)

mode-customizations/erlang-mode.el

@@ -13,6 +13,7 @@
   (flyspell-prog-mode)
   (linum-mode t)
   (fci-mode)
+  (hs-minor-mode 1)
   (auto-complete-mode)
   (setq highlight-indentation-offset 2)
   (highlight-indentation-mode)

mode-customizations/go-mode.el

@@ -4,6 +4,7 @@
   (flycheck-mode)
   (linum-mode t)
   (fci-mode)
+  (hs-minor-mode 1)
   (auto-complete-mode)
   (whitespace-mode)
   (subword-mode)

mode-customizations/js-mode.el

@@ -5,6 +5,7 @@
   (flycheck-mode)
   (linum-mode t)
   (fci-mode)
+  (hs-minor-mode 1)
   (auto-complete-mode)
   (subword-mode)
   (setq tab-width 2)

mode-customizations/lisp-mode.el

@@ -4,6 +4,7 @@
   (flyspell-prog-mode)
   (linum-mode t)
   (fci-mode)
+  (hs-minor-mode 1)
   (auto-complete-mode))
 
 (add-hook 'lisp-mode-hook 'customizations-for-lisp-mode)

mode-customizations/php-mode.el

@@ -6,6 +6,7 @@
   (flyspell-prog-mode)
   (linum-mode t)
   (fci-mode)
+  (hs-minor-mode 1)
   (auto-complete-mode)
   (subword-mode)
   (setq php-basic-offset 2)

mode-customizations/python-mode.el

@@ -3,6 +3,7 @@
   (flyspell-prog-mode)
   (linum-mode t)
   (fci-mode)
+  (hs-minor-mode 1)
   (auto-complete-mode)
   (subword-mode)
   (highlight-indentation-mode)

mode-customizations/ruby-mode.el

@@ -49,7 +49,7 @@
   (setq ruby-use-encoding-map nil)
   (setq whitespace-action (quote (auto-cleanup)))
   (define-key ruby-mode-map (kbd "RET") 'reindent-then-newline-and-indent)
-  (define-key ruby-mode-map (kbd "C-c C-h") 'hs-toggle-hiding)
+  (define-key ruby-mode-map (kbd "C-c C-h") 'toggle-hiding)
   (define-key ruby-mode-map (kbd "C-c C-l") 'goto-line)
 )
 
@@ -57,9 +57,11 @@
 
 ;; Set up hs-mode (HideShow) for Ruby
 (add-to-list 'hs-special-modes-alist
-             '(ruby-mode
-               "\\(def \\|class\\|module\\|do\\)" "end" "#"
-               (lambda (arg) (ruby-end-of-block)) nil))
+             `(ruby-mode
+               ,(rx (or "def" "class" "module" "{" "[")) ; Block start
+               ,(rx (or "}" "]" "end"))                  ; Block end
+               ,(rx (or "#" "=begin"))                   ; Comment start
+               ruby-forward-sexp nil))
 
 ;; Workaround for missing method in ruby-mode.el
 ;; See: https://gist.github.com/1213051

mode-customizations/sh-mode.el

@@ -9,6 +9,7 @@
   (flycheck-mode)
   (linum-mode t)
   (fci-mode)
+  (hs-minor-mode 1)
   (auto-complete-mode)
   (whitespace-mode)
   (subword-mode)