use poper emacs namespace, move keys to dedicated minor mode

languages/elixir.el

@@ -1,47 +0,0 @@
-;;; languages/elixir -- summary
-;;; Commentary:
-;;; Code:
-
-(require 'pkg/prog-mode "$HOME/.emacs.d/pkg/prog-mode.el")
-(require 'pkg/flycheck "$HOME/.emacs.d/pkg/flycheck.el")
-(require 'pkg/hydra "$HOME/.emacs.d/pkg/hydra.el")
-
-(use-package elixir-mode
-  :requires (lsp-mode lsp-ui)
-  :ensure t)
-
-(defhydra my-elixir/context-hydra (:color teal :hint nil)
-  "
-   ^Elixir 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" elixir-format)
-  ("m" lsp-ui-imenu))
-
-(defun activate-elixir-mode ()
-  "All things Elixir."
-  (set-indent 2)
-  (column-enforce-n 98)
-  (setq-local flycheck-check-syntax-automatically '(save mode-enabled))
-  (define-key elixir-mode-map (kbd "<f17>") 'elixir-format)
-
-  ;; If needed, switch the one below to false to disable documentation pop-ups
-  ;; (setq-local lsp-ui-doc-enable t)
-
-  (define-key elixir-mode-map (kbd "C-c l") 'my-elixir/context-hydra/body)
-
-  ;; Company list override
-  (add-to-list (make-local-variable 'company-backends)
-               '(company-capf company-yasnippet)))
-
-(add-hook 'elixir-mode-hook 'activate-elixir-mode)
-
-(provide 'languages/elixir)
-;;; elixir.el ends here