dotfiles/load.d/ensime-imenu.el

;; (setq imenu-max-item-length 2000)
;; (setq imenu-space-replacement nil)
;; (setq scala-imenu:build-imenu-candidate 'ensime-imenu)
;; (setq scala-imenu:should-flatten-index t)
;; (defvar ensime-imenu-cache nil)
;; (add-to-list 'scala-imenu:cleanup-hooks (lambda () (setq ensime-imenu-cache nil)))


;; (defun ensime-imenu (member-name definition-type marker parents)
;;   `(,(ensime-imenu-string member-name definition-type marker parents) .
;;     ,marker))

;; (defun ensime-imenu-string (member-name definition-type marker parents)
;;   (let ((scala-imenu-string (car (scala-imenu:default-build-imenu-candidate 
;; 			     member-name definition-type marker parents))))
;;     (if (equal definition-type "def")
;; 	(let ((ensime-type-string 
;; 	       (get-ensime-type member-name definition-type marker parents)))
;; 	  (message ensime-type-string)
;; 	  (format "%s%s" scala-imenu-string ensime-type-string))
;;       scala-imenu-string)))

;; (defun get-ensime-type (member-name definition-type marker parents)
;;   (let ((parent-name (caar parents))
;; 	(parent-marker (caddar parents)))
;;     (build-method-type
;;      (plist-get (type-info member-name parent-name parent-marker) :type))))

;; (defun build-method-type (type-info)
;;   (format "%s: %s"
;; 	  (build-argument-lists (plist-get type-info :param-sections))
;; 	  (build-type-string (plist-get type-info :result-type))))

;; (defun build-argument-lists (param-list-infos)
;;   (mapconcat 'build-argument-list param-list-infos ""))

;; (defun build-argument-list (param-list-info)
;;   (format "(%s)" (mapconcat 'build-argument-string 
;; 			    (plist-get param-list-info :params) ", ")))

;; (defun build-argument-string (param-info)
;;   (format "%s: %s" (car param-info)
;; 	  (build-type-string (cadr param-info))))

;; (defun build-type-string (type-info)
;;   (let ((name (plist-get type-info :name))
;; 	(type-args (plist-get type-info :type-args)))
;;     (format "%s%s" name 
;; 	    (if type-args 
;; 		(format "[%s]" (mapconcat 
;; 				'build-type-string type-args ", ")) ""))))

;; (defun type-info (member-name type-name marker)
;;   (get-plist-by-keys '(:name) member-name
;; 		     (get-members type-name
;; 				  (get-ensime-type-info-from-mark marker))))

;; (defun get-members (type-name type-info-plist)
;;   (plist-get-deep (get-plist-by-keys
;; 		   '(:type :name) type-name
;; 		   (plist-get type-info-plist :interfaces)) '(:type :members)))

;; (defun plist-get-deep (plist keys)
;;   (cl-reduce 'plist-get keys :initial-value plist))

;; (defun get-plist-by-keys (keys value plist)
;;   (cl-find value plist :test 'equal
;; 	   :key (lambda (member)
;; 		  (plist-get-deep member keys))))

;; (defun get-ensime-type-info-from-mark (marker)
;;   (let ((cached-value (assoc marker ensime-imenu-cache)))
;;     (when (not cached-value)
;;       (progn (setq cached-value 
;; 		   `(,marker . ,(ensime-rpc-inspect-type-at-range (get-eol-range marker))))
;; 	     (setq ensime-imenu-cache (cons cached-value ensime-imenu-cache))))
;;     (cdr cached-value)))

;; (defun get-eol-range (marker)
;;   (interactive)
;;   `(,(marker-position marker) 
;;      ,(save-excursion (goto-char marker) (end-of-line) (point))))

;; (defun msg-type-info ()
;;   (interactive)
;;   (message "%s" (build-method-type 
;; 		 (plist-get (type-info "testFunction" "DFA" (point-marker)) :type))))