use poper emacs namespace, move keys to dedicated minor mode

lang/haskell.el

@@ -0,0 +1,57 @@
+;;; haskell.el --- summary
+
+;; Author: Maciej Szlosarczyk
+;; Maintainer: Maciej Szlosarczyk
+;; Version: 0.1-snapshot
+
+;;; Commentary:
+
+;;; Provides configuration for haskell files
+
+;;; Code:
+
+(require 'icejam-pkg-prog-mode "$HOME/.emacs.d/pkg/prog-mode.el")
+(require 'icejam-pkg-flycheck "$HOME/.emacs.d/pkg/flycheck.el")
+(require 'icejam-pkg-hydra "$HOME/.emacs.d/pkg/hydra.el")
+
+(use-package haskell-mode
+  :ensure t
+  :defer t)
+
+(use-package lsp-haskell
+  :ensure t
+  :defer t
+  :requires (lsp-mode lsp-ui haskell-mode)
+  :config
+  (setq lsp-haskell-process-path-hie "haskell-language-server-wrapper"))
+
+(defhydra my-haskell/context-hydra (:color teal :hint nil)
+  "
+   ^Haskell actions^
+^^^^^^^^-----------------------------------------------------------------------
+_r_: Reload buffer                 _f_: Format buffer
+_i_: Indent buffer                 _m_: iMenu
+"
+  ("q" nil "cancel" :color blue)
+
+  ("r" revert-buffer-no-confirm)
+  ("i" indent-region)
+
+  ("f" lsp-format-buffer)
+  ("m" lsp-ui-imenu))
+
+(defun activate-haskell-mode ()
+  "Run this in haskell-mode."
+  (set-indent 2)
+  (column-enforce-n 80)
+  (lsp)
+  (define-key haskell-mode-map (kbd "C-c l") 'my-haskell/context-hydra/body)
+
+  ;; Company list override
+  (add-to-list (make-local-variable 'company-backends)
+               '(company-capf company-yasnippet)))
+
+(add-hook 'haskell-mode-hook 'activate-haskell-mode)
+
+(provide 'icejam-lang-haskell)
+;;; haskell.el ends here