master 0367208e6e: Allow nil as a valid value for 'ecomplete-filter-regexp'

[Philip Kaludercic]

branch: master
commit 0367208e6e9cb7621eb5faa3c44b94948207c5c7
Author: Philip Kaludercic <philipk@posteo.net>
Commit: Philip Kaludercic <philipk@posteo.net>

    Allow nil as a valid value for 'ecomplete-filter-regexp'
    
    * lisp/ecomplete.el (ecomplete-filter-regexp): Replace user option type.
    
    Reported by Mattias Engdegård.
---
 lisp/ecomplete.el | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lisp/ecomplete.el b/lisp/ecomplete.el
index 54d60c84d4..dfee073481 100644
--- a/lisp/ecomplete.el
+++ b/lisp/ecomplete.el
@@ -88,7 +88,8 @@ string that was matched."
 
 (defcustom ecomplete-filter-regexp nil
   "Regular expression of addresses that should not be stored by ecomplete."
-  :type 'regexp
+  :type '(choice (const :tag "None" nil)
+                 (regexp :tag "Regexp"))
   :version "29.1")
 
 ;;; Internal variables.