FIX: ensures we don't attempt to concat an empty list (#10600)

2020-09-04 19:08:07 +02:00 · 2020-09-04 19:08:07 +02:00 · c5b8a47901
parent 34c2dfccb7
commit c5b8a47901
1 changed files with 1 additions and 1 deletions
--- a/app/services/post_action_notifier.rb
+++ b/app/services/post_action_notifier.rb
@ -120,7 +120,7 @@ class PostActionNotifier
    end

    custom_post_revision_notifier_recipients.each do |block|
-      user_ids.concat(block.call(post_revision))
+      user_ids.concat(Array(block.call(post_revision)))
    end

    if user_ids.present?