[Emacs-diffs] master f422b46: Fix ido-enable-dot-prefix for empty choice (Bug#26997)

[Noam Postavsky]

branch: master
commit f422b46eb1d3c62c912ee0806486d017f5153e54
Author: Ryan <address@hidden>
Commit: Noam Postavsky <address@hidden>

    Fix ido-enable-dot-prefix for empty choice (Bug#26997)
    
    * lisp/ido.el (ido-set-matches-1): Only check first character of
    item if it's non-empty.
    
    Copyright-paperwork-exempt: yes
---
 lisp/ido.el | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/lisp/ido.el b/lisp/ido.el
index 1393d3b..07a5bcf 100644
--- a/lisp/ido.el
+++ b/lisp/ido.el
@@ -3802,9 +3802,10 @@ frame, rather than all frames, regardless of value of 
`ido-all-frames'."
          (lambda (item)
            (let ((name (ido-name item)))
             (if (and (or non-prefix-dot
-                         (if (= (aref ido-text 0) ?.)
-                             (= (aref name 0) ?.)
-                           (/= (aref name 0) ?.)))
+                          (and (> (length name) 0)
+                               (if (= (aref ido-text 0) ?.)
+                                   (= (aref name 0) ?.)
+                                 (/= (aref name 0) ?.))))
                      (string-match re name))
                 (cond
                  ((and (eq ido-cur-item 'buffer)