[PATCH] [C-c C-q] completing tags from both buffer-local and global alist of tags

[stardiviner <numbchild@gmail.com>]

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The default [C-c C-q] completing tags only retrieve tags from current
buffer locally.

By this patch, will merge both buffer-local tags and user defined global
`org-tags-alist`.

This is more reasonable.


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From c1f88411835f34a8c571547bf8156c98f18d2b2e Mon Sep 17 00:00:00 2001
From: stardiviner <numbchild@gmail.com>
Date: Wed, 2 Dec 2020 17:24:29 +0800
Subject: [PATCH] org.el: Complete tags from both global and buffer local

* lisp/org.el: (org-fast-tag-selection): merge buffer local tags with
global alist of tags.
---
 lisp/org.el | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/lisp/org.el b/lisp/org.el
index 0e12e4b15..0249a43c3 100644
--- a/lisp/org.el
+++ b/lisp/org.el
@@ -12256,10 +12256,11 @@ (defun org-fast-tag-selection (current inherited table &optional todo-table)
 		    (condition-case nil
 			(setq tg (completing-read
 				  "Tag: "
-				  (or buffer-tags
-				      (with-current-buffer buf
-					(setq buffer-tags
-					      (org-get-buffer-tags))))))
+				  (append (or buffer-tags
+					      (with-current-buffer buf
+						(setq buffer-tags
+						      (org-get-buffer-tags))))
+					  (org-global-tags-completion-table))))
 		      (quit (setq tg "")))
 		    (when (string-match "\\S-" tg)
 		      (cl-pushnew (list tg) buffer-tags :test #'equal)
-- 
2.29.2