1 files changed, 14 insertions, 2 deletions
diff --git a/app/models/note.rb b/app/models/note.rb
index 6f1b1a4da94..f0ed7580b4c 100644
--- a/app/models/note.rb
+++ b/app/models/note.rb
@@ -80,7 +80,7 @@ class Note < ActiveRecord::Base
       note_options = {
         project: project,
         author: author,
-        note: "_mentioned in #{gfm_reference}_",
+        note: cross_reference_note_content(gfm_reference),
         system: true
       }
 
@@ -174,7 +174,7 @@ class Note < ActiveRecord::Base
                 where(noteable_id: noteable.id)
               end
 
-      notes.where('note like ?', "_mentioned in #{gfm_reference}_").
+      notes.where('note like ?', cross_reference_note_content(gfm_reference)).
         system.any?
     end
 
@@ -182,8 +182,16 @@ class Note < ActiveRecord::Base
       where("note like :query", query: "%#{query}%")
     end
 
+    def cross_reference_note_prefix
+      '_mentioned in '
+    end
+
     private
 
+    def cross_reference_note_content(gfm_reference)
+      cross_reference_note_prefix + "#{gfm_reference}_"
+    end
+
     # Prepend the mentioner's namespaced project path to the GFM reference for
     # cross-project references.  For same-project references, return the
     # unmodified GFM reference.
@@ -249,6 +257,10 @@ class Note < ActiveRecord::Base
     nil
   end
 
+  def cross_reference?
+    note.start_with?(self.class.cross_reference_note_prefix)
+  end
+
   def find_diff
     return nil unless noteable && noteable.diffs.present?