use poper emacs namespace, move keys to dedicated minor mode

lang/fsharp.el

@@ -0,0 +1,50 @@
+;;; fsharp.el --- summary
+
+;; Author: Maciej Szlosarczyk
+;; Maintainer: Maciej Szlosarczyk
+;; Version: 0.1-snapshot
+
+;;; Commentary:
+
+;; Fsharp configuration
+
+;;; Code:
+
+(require 'icejam-pkg-prog-mode "$HOME/.emacs.d/pkg/prog-mode.el")
+(require 'icejam-pkg-flycheck "$HOME/.emacs.d/pkg/flycheck.el")
+
+(use-package fsharp-mode
+  :requires (lsp-mode lsp-ui)
+  :ensure t
+  :defer t)
+
+(defhydra my-fsharp/context-hydra (:color teal :hint nil)
+  "
+   ^Fsharp 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-fsharp-mode ()
+  "Activate F# goodies."
+  (set-indent 4)
+  (column-enforce-n 100)
+  (lsp-deferred)
+  (define-key fsharp-mode-map (kbd "C-c l") 'my-fsharp/context-hydra/body)
+
+  ;; Company list override
+  (add-to-list (make-local-variable 'company-backends)
+               '(company-capf company-yasnippet)))
+
+(add-hook 'fsharp-mode-hook 'activate-fsharp-mode)
+
+(provide 'icejam-lang-fsharp)
+;;; fsharp.el ends here