Using Emacs Prelude now.... gonna figure things out

Signed-off-by: TuDatTr <tran.tuan-dat@mailbox.org>

emacs/.emacs.d/modules/prelude-haskell.el

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+;;; prelude-haskell.el --- Emacs Prelude: Nice config for Haskell programming.
+;;
+;; Copyright © 2011-2017 Bozhidar Batsov
+;;
+;; Author: Bozhidar Batsov <bozhidar@batsov.com>
+;; URL: https://github.com/bbatsov/prelude
+;; Version: 1.0.0
+;; Keywords: convenience
+
+;; This file is not part of GNU Emacs.
+
+;;; Commentary:
+
+;; Nice config for Haskell programming.
+
+;;; License:
+
+;; This program is free software; you can redistribute it and/or
+;; modify it under the terms of the GNU General Public License
+;; as published by the Free Software Foundation; either version 3
+;; of the License, or (at your option) any later version.
+;;
+;; This program is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+;;
+;; You should have received a copy of the GNU General Public License
+;; along with GNU Emacs; see the file COPYING.  If not, write to the
+;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+;; Boston, MA 02110-1301, USA.
+
+;;; Code:
+
+(require 'prelude-programming)
+(prelude-require-packages '(haskell-mode))
+
+(eval-after-load 'haskell-mode
+  '(progn
+     (defun prelude-haskell-mode-defaults ()
+       (subword-mode +1)
+       (eldoc-mode +1)
+       (haskell-indentation-mode +1)
+       (interactive-haskell-mode +1))
+
+     (setq prelude-haskell-mode-hook 'prelude-haskell-mode-defaults)
+
+     (add-hook 'haskell-mode-hook (lambda ()
+                                    (run-hooks 'prelude-haskell-mode-hook)))))
+
+(provide 'prelude-haskell)
+
+;;; prelude-haskell.el ends here