Added haskell mode

init-package/init-haskell-mode.el

@@ -0,0 +1,78 @@
+;; Always load via this. If you contribute you should run `make all`
+;; to regenerate this.
+(load "haskell-site-file")
+
+;; Customization
+(custom-set-variables
+ ;; Use cabal-dev for the GHCi session. Ensures our dependencies are in scope.
+ '(haskell-process-type 'cabal-dev)
+
+ ;; Use notify.el (if you have it installed) at the end of running
+ ;; Cabal commands or generally things worth notifying.
+ '(haskell-notify-p t)
+
+ ;; To enable tags generation on save.
+ '(haskell-tags-on-save t)
+
+ ;; To enable stylish on save.
+ '(haskell-stylish-on-save t))
+
+(add-hook 'haskell-mode-hook 'haskell-hook)
+(add-hook 'haskell-cabal-mode-hook 'haskell-cabal-hook)
+
+;; Haskell main editing mode key bindings.
+(defun haskell-hook ()
+  ;; Use simple indentation.
+  (turn-on-haskell-simple-indent)
+  (define-key haskell-mode-map (kbd "<return>") 'haskell-simple-indent-newline-same-col)
+  (define-key haskell-mode-map (kbd "C-<return>") 'haskell-simple-indent-newline-indent)
+
+  ;; Load the current file (and make a session if not already made).
+  (define-key haskell-mode-map [?\C-c ?\C-l] 'haskell-process-load-file)
+  (define-key haskell-mode-map [f5] 'haskell-process-load-file)
+
+  ;; Switch to the REPL.
+  (define-key haskell-mode-map [?\C-c ?\C-z] 'haskell-interactive-switch)
+  ;; “Bring” the REPL, hiding all other windows apart from the source
+  ;; and the REPL.
+  (define-key haskell-mode-map (kbd "C-`") 'haskell-interactive-bring)
+
+  ;; Build the Cabal project.
+  (define-key haskell-mode-map (kbd "C-c C-c") 'haskell-process-cabal-build)
+  ;; Interactively choose the Cabal command to run.
+  (define-key haskell-mode-map (kbd "C-c c") 'haskell-process-cabal)
+
+  ;; Get the type and info of the symbol at point, print it in the
+  ;; message buffer.
+  (define-key haskell-mode-map (kbd "C-c C-t") 'haskell-process-do-type)
+  (define-key haskell-mode-map (kbd "C-c C-i") 'haskell-process-do-info)
+
+  ;; Contextually do clever things on the space key, in particular:
+  ;;   1. Complete imports, letting you choose the module name.
+  ;;   2. Show the type of the symbol after the space.
+  (define-key haskell-mode-map (kbd "SPC") 'haskell-mode-contextual-space)
+
+  ;; Jump to the imports. Keep tapping to jump between import
+  ;; groups. C-u f8 to jump back again.
+  (define-key haskell-mode-map [f8] 'haskell-navigate-imports)
+
+  ;; Jump to the definition of the current symbol.
+  (define-key haskell-mode-map (kbd "M-.") 'haskell-mode-tag-find)
+
+  ;; Indent the below lines on columns after the current column.
+  (define-key haskell-mode-map (kbd "C-<right>")
+    (lambda ()
+      (interactive)
+      (haskell-move-nested 1)))
+  ;; Same as above but backwards.
+  (define-key haskell-mode-map (kbd "C-<left>")
+    (lambda ()
+      (interactive)
+      (haskell-move-nested -1))))
+
+;; Useful to have these keybindings for .cabal files, too.
+(defun haskell-cabal-hook ()
+  (define-key haskell-cabal-mode-map (kbd "C-c C-c") 'haskell-process-cabal-build)
+  (define-key haskell-cabal-mode-map (kbd "C-c c") 'haskell-process-cabal)
+  (define-key haskell-cabal-mode-map (kbd "C-`") 'haskell-interactive-bring)
+  (define-key haskell-cabal-mode-map [?\C-c ?\C-z] 'haskell-interactive-switch))

packages.el

@@ -26,6 +26,8 @@
     find-file-in-project
     fold-this
     fuzzy
+    ghc
+    haskell-mode
     highlight-symbol
     ido-ubiquitous
     jedi