Added company-elisp-functions-only-in-context option.

[gnu-emacs-elpa] / company-semantic.el

diff --git a/company-semantic.el b/company-semantic.el
index 960e69bc7c87d6399992df5778af1791135c9648..e4179e343301cb9a0698ef606058e53ddcc2f8d3 100644 (file)
--- a/company-semantic.el
+++ b/company-semantic.el
@@ -1,3 +1,22 @@
+;;; company-semantic.el --- a company-mode back-end using CEDET Semantic
+;;
+;; Copyright (C) 2009 Nikolaj Schumacher
+;;
+;; This file is part of company 0.2.
+;;
+;; This program is free software; you can redistribute it and/or
+;; modify it under the terms of the GNU General Public License
+;; as published by the Free Software Foundation; either version 2
+;; of the License, or (at your option) any later version.
+;;
+;; This program is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+;;
+;; You should have received a copy of the GNU General Public License
+;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
 (require 'company)
 (require 'semantic-ia)
 (eval-when-compile (require 'cl))
@@ -43,6 +62,7 @@
       (all-completions prefix (semantic-ia-get-completions context (point))))))
 
 (defun company-semantic (command &optional arg &rest ignored)
+  "A `company-mode' completion back-end using CEDET Semantic."
   (case command
     ('prefix (and (memq major-mode '(c-mode c++-mode jde-mode java-mode))
                   (not (company-in-string-or-comment))
@@ -53,7 +73,12 @@
     ('meta (funcall company-semantic-metadata-function
                     (semantic-analyze-find-tag arg)))
     ('doc-buffer (company-semantic-doc-buffer (semantic-analyze-find-tag arg)))
-    ))
+    ;; because "" is an empty context and doesn't return local variables
+    ('no-cache (equal arg ""))
+    ('location (let ((tag (semantic-analyze-find-tag arg)))
+                 (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