[elpa] externals/embark f2dcfe4d79: Fix bug in embark-collect-mode candidate collector

[ELPA Syncer]

branch: externals/embark
commit f2dcfe4d797a3ab66bb603d5cf441ae1172a672d
Author: Omar Antolín Camarena <omar.antolin@gmail.com>
Commit: Omar Antolín Camarena <omar.antolin@gmail.com>

    Fix bug in embark-collect-mode candidate collector
    
    Embarrassingly this bug has been present since support was added for 
group-function
---
 embark.el | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/embark.el b/embark.el
index b08c0c70bd..f36ad30c4d 100644
--- a/embark.el
+++ b/embark.el
@@ -2732,9 +2732,11 @@ This makes `embark-export' work in Embark Collect 
buffers."
           (save-excursion
             (goto-char (point-min))
             (let (all)
-              (push (cdr (embark-target-collect-candidate)) all)
+              (when-let ((cand (embark-target-collect-candidate)))
+                (push (cdr cand) all))
               (while (forward-button 1 nil nil t)
-                (push (cdr (embark-target-collect-candidate)) all))
+                (when-let ((cand (embark-target-collect-candidate)))
+                  (push (cdr cand) all)))
               (nreverse all))))))
 
 (defun embark-completions-buffer-candidates ()