-;;; company-semantic.el --- a company-mode back-end using CEDET Semantic
+;;; company-semantic.el --- company-mode completion back-end using Semantic
-;; Copyright (C) 2009, 2010 Free Software Foundation, Inc.
+;; Copyright (C) 2009-2011, 2013 Free Software Foundation, Inc.
;; Author: Nikolaj Schumacher
;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
+
+;;; Commentary:
+;;
+
;;; Code:
(require 'company)
-(or (require 'semantic-analyze nil t)
- (require 'semantic/analyze))
(eval-when-compile (require 'cl))
+(defvar semantic-idle-summary-function)
+(declare-function semantic-documentation-for-tag "semantic/doc" )
+(declare-function semantic-analyze-current-context "semantic/analyze")
+(declare-function semantic-analyze-possible-completions "semantic/complete")
+(declare-function semantic-analyze-find-tags-by-prefix "semantic/analyze/fcn")
+(declare-function semantic-tag-class "semantic/tag")
+(declare-function semantic-tag-name "semantic/tag")
+(declare-function semantic-tag-start "semantic/tag")
+(declare-function semantic-tag-buffer "semantic/tag")
+(declare-function semantic-active-p "semantic")
+
+(defgroup company-semantic nil
+ "Completion back-end using Semantic."
+ :group 'company)
+
(defcustom company-semantic-metadata-function 'company-semantic-summary-and-doc
- "*The function turning a semantic tag into doc information."
- :group 'company
+ "The function turning a semantic tag into doc information."
:type 'function)
(defvar company-semantic-modes '(c-mode c++-mode jde-mode java-mode))
(defvar company-semantic--current-tags nil
- "Tags for the current context")
+ "Tags for the current context.")
(defun company-semantic-doc-or-summary (tag)
(or (semantic-documentation-for-tag tag)
(defun company-semantic-doc-buffer (tag)
(let ((doc (semantic-documentation-for-tag tag)))
(when doc
- (with-current-buffer (company-doc-buffer)
- (insert (funcall semantic-idle-summary-function tag nil t)
- "\n"
- doc)
- (current-buffer)))))
+ (company-doc-buffer
+ (concat (funcall semantic-idle-summary-function tag nil t)
+ "\n"
+ doc)))))
(defsubst company-semantic-completions (prefix)
(ignore-errors
;;;###autoload
(defun company-semantic (command &optional arg &rest ignored)
- "A `company-mode' completion back-end using CEDET Semantic."
+ "`company-mode' completion back-end using CEDET Semantic."
(interactive (list 'interactive))
(case command
- ('interactive (company-begin-backend 'company-semantic))
- ('prefix (and (memq major-mode company-semantic-modes)
- (semantic-active-p)
- (not (company-in-string-or-comment))
- (or (company-semantic--grab) 'stop)))
- ('candidates (if (and (equal arg "")
- (not (looking-back "->\\|\\.")))
- (company-semantic-completions-raw arg)
- (company-semantic-completions arg)))
- ('meta (funcall company-semantic-metadata-function
- (assoc arg company-semantic--current-tags)))
- ('doc-buffer (company-semantic-doc-buffer
- (assoc arg company-semantic--current-tags)))
- ;; because "" is an empty context and doesn't return local variables
- ('no-cache (equal arg ""))
- ('location (let ((tag (assoc arg company-semantic--current-tags)))
- (when (buffer-live-p (semantic-tag-buffer tag))
- (cons (semantic-tag-buffer tag)
- (semantic-tag-start tag)))))))
+ (interactive (company-begin-backend 'company-semantic))
+ (prefix (and (featurep 'semantic)
+ (semantic-active-p)
+ (memq major-mode company-semantic-modes)
+ (not (company-in-string-or-comment))
+ (or (company-semantic--grab) 'stop)))
+ (candidates (if (and (equal arg "")
+ (not (looking-back "->\\|\\.")))
+ (company-semantic-completions-raw arg)
+ (company-semantic-completions arg)))
+ (meta (funcall company-semantic-metadata-function
+ (assoc arg company-semantic--current-tags)))
+ (doc-buffer (company-semantic-doc-buffer
+ (assoc arg company-semantic--current-tags)))
+ ;; Because "" is an empty context and doesn't return local variables.
+ (no-cache (equal arg ""))
+ (location (let ((tag (assoc arg company-semantic--current-tags)))
+ (when (buffer-live-p (semantic-tag-buffer tag))
+ (cons (semantic-tag-buffer tag)
+ (semantic-tag-start tag)))))))
(provide 'company-semantic)
;;; company-semantic.el ends here