wip(lldap): Consultant

users/crumb/programs/emacs/modules/lang/syd-lang-clojure.el

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+;;; syd-lang-clojure.el -*- lexical-binding: t; -*-
+
+(use-package clojure-mode
+  :mode (rx "." (or "clj" "cljs" "edn" "cljc") eol)
+  :config
+  (add-hook 'clojure-mode-hook #'syd-lisp-mode)
+  (dolist (c '(?- ?_ ?? ?! ?+ ?* ?/ ?: ?> ?< ?= ?&))
+    (modify-syntax-entry c "w" clojure-mode-syntax-table)))
+
+(use-package cider
+  :after clojure-mode)
+
+(defun syd-clojure-open-repl (&optional arg type)
+  "Open a Cider REPL for clojure and return the buffer."
+  (interactive "P")
+  ;; TODO: Better error handling
+  ;; type is `clj' for clojure and `cljs' for clojurescript
+  ;; ... with no type specified, assume `clj'.
+  (let ((type (or type 'clj)))
+    (if-let* ((buffer (cider-current-repl type)))
+        (pop-to-buffer buffer)
+      (let ((process (cond ((eq type 'clj) (cider-jack-in-clj arg))
+                           ((eq type 'cljs) (cider-jack-in-cljs arg)))))
+        (message "Starting CIDER server for the first time...")
+        (while (and (process-live-p process)
+                    (not (cider-current-repl type)))
+          (sit-for 1))
+        (message "Starting CIDER server for the first time...done")
+        (pop-to-buffer (cider-current-repl type))))))
+
+(use-package cider-mode
+  :straight nil
+  ;; :after clojure-mode
+  :hook (clojure-mode-local-vars . cider-mode)
+  :init
+  (with-eval-after-load 'clojure-mode
+    (set-repl-handler! '(clojure-mode clojurec-mode)
+      #'syd-clojure-open-repl :persist t)
+    (set-repl-handler! 'clojurescript-mode
+      #'syd-clojure-open-cljs-repl :persist t)
+    (set-eval-handler! '(clojure-mode clojurec-mode clojurescript-mode)
+      #'cider-eval-region))
+  :config
+  (add-hook 'cider-mode-hook #'eldoc-mode)
+  (set-popup-rules!
+    `(("^\\*cider-error*" :ignore t)
+      ("^\\*cider-repl" :quit nil :ttl nil)
+      ("^\\*cider-repl-history" :vslot 2 :ttl nil)
+      (,(rx bol "*cider-cheatsheet*")
+       :width ,(lambda (win)
+                 (with-selected-window win
+                   (enlarge-window (- (min 45 (* 0.2 (frame-width)))
+                                      (window-width))
+                                   t)))
+       :side right :vslot -8 :quit t :select t)
+      (,(rx bol "*cider-doc*")
+       :slot 2 :vslot -8 :quit t :select t)))
+  ;; DEPRECATED: Remove once syd-strategies is working.
+  (syd-add-hook 'clojure-mode-hook
+    (defun syd-clojure-set-handlers-h ()
+      (setq-local syd-lookup-documentation-handlers
+                  (list #'cider-doc))))
+  (general-define-key
+   :keymaps 'cider-mode-map
+   :states '(normal visual motion emacs insert)
+   :major-modes t
+   :prefix syd-localleader-key
+   :non-normal-prefix syd-alt-localleader-key
+   "\"" #'cider-jack-in-cljs
+   "'" #'cider-jack-in-clj
+   "c" #'cider-connect-clj
+   "C" #'cider-connect-cljs
+   "r l" #'cider-load-buffer
+   "r n" #'cider-repl-set-ns
+   "r r" #'cider-ns-refresh
+   "r R" #'cider-restart
+   "r q" #'cider-quit
+   "h c" #'cider-cheatsheet))
+
+;; Give different pairs of delimiters different colours.
+(use-package rainbow-delimiters
+  :hook (clojure-mode . rainbow-delimiters-mode))
+
+(provide 'syd-lang-clojure)