From: Kohei Yoshino <kohei.yoshino@gmail.com>
Date: Fri, 11 Oct 2019 15:22:43 +0000 (-0400)
Subject: Bug 1587982 - Extraneous comma in history due to wrong join of added field in Bug... 
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=12ca7e56913ed4a866a50dffb279406f09682cbf;p=thirdparty%2Fbugzilla.git

Bug 1587982 - Extraneous comma in history due to wrong join of added field in Bug 136855
---

diff --git a/Bugzilla/Bug.pm b/Bugzilla/Bug.pm
index 7da5392ff..8dd4758aa 100644
--- a/Bugzilla/Bug.pm
+++ b/Bugzilla/Bug.pm
@@ -4769,6 +4769,9 @@ sub _join_activity_entries {
 
   # Buglists and see_also need the comma restored
   if ($field =~ /^(?:dependson|blocked|regress(?:ed_by|es)|see_also)$/) {
+    if ($new_change eq '') {
+      return $current_change;
+    }
     if (substr($new_change, 0, 1) eq ',' || substr($new_change, 0, 1) eq ' ') {
       return $current_change . $new_change;
     }