use poper emacs namespace, move keys to dedicated minor mode

lang/clojure.el

@@ -0,0 +1,67 @@
+;;; languages/clojure -- summary
+;;; Commentary:
+;;; Code:
+
+(require 'icejam-pkg-prog-mode "$HOME/.emacs.d/pkg/prog-mode.el")
+(require 'icejam-pkg-hydra "$HOME/.emacs.d/pkg/hydra.el")
+
+(use-package clojure-mode
+	:defer t
+	:ensure t)
+
+(use-package cider
+  :requires clojure-mode
+  :commands cider-jack-in
+  :defer t
+  :ensure t
+  :config (setq cider-annotate-completion-function t))
+
+(use-package clj-refactor
+	:requires (cider clojure-mode)
+	:defer t
+	:ensure t)
+
+;; Hydra
+(defhydra my-clojure/context-hydra (:color teal :hint nil)
+  "
+  Clojure actions
+
+   ^Cider^                          ^Actions^
+^^^^^^^^-----------------------------------------------------------------------
+_j_: Jack in                     _t_: Run loaded test(s)
+_f_: Format buffer
+_l_: Load buffer
+"
+  ("q" nil "cancel" :color blue)
+
+  ("j" cider-jack-in)
+  ("f" cider-format-buffer)
+  ("l" cider-load-buffer)
+  ("t" cider-test-run-loaded-tests))
+
+(defun activate-my-clojure-mode ()
+  "Goodies for clojure files."
+  (set-indent 2) ;; Default indentation of 2 characters
+  (column-enforce-n 80)
+  (clj-refactor-mode 1)
+  (cider-mode 1)
+  (setq-local indent-tabs-mode nil)
+
+  (define-key clojure-mode-map (kbd "C-c l") 'my-clojure/context-hydra/body)
+
+  ;; Do not enable paredit for clojure
+  ;; (paredit-mode 1)
+	;; Do not show separate error window when in REPL
+  (setq cider-show-error-buffer 'except-in-repl))
+
+(add-hook 'clojure-mode-hook 'activate-my-clojure-mode)
+
+(defun my-clj-repl-config ()
+  "Do not show stacktrace when in REPL."
+	(setq-local cider-show-error-buffer 'except-in-repl))
+
+(add-hook 'cider-repl-mode-hook 'my-clj-repl-config)
+(add-hook 'cider-mode-hook #'cider-company-enable-fuzzy-completion)
+
+(provide 'icejam-lang-clojure)
+;;; clojure.el ends here