1 files changed, 14 insertions, 1 deletions
diff --git a/app/models/concerns/noteable.rb b/app/models/concerns/noteable.rb
index 29476654bf7..3c74034b527 100644
--- a/app/models/concerns/noteable.rb
+++ b/app/models/concerns/noteable.rb
@@ -1,9 +1,18 @@
 # frozen_string_literal: true
 
 module Noteable
-  # Names of all implementers of `Noteable` that support resolvable notes.
+  extend ActiveSupport::Concern
+
+  # `Noteable` class names that support resolvable notes.
   RESOLVABLE_TYPES = %w(MergeRequest).freeze
 
+  class_methods do
+    # `Noteable` class names that support replying to individual notes.
+    def replyable_types
+      %w(Issue MergeRequest)
+    end
+  end
+
   def base_class_name
     self.class.base_class.name
   end
@@ -26,6 +35,10 @@ module Noteable
     DiscussionNote.noteable_types.include?(base_class_name)
   end
 
+  def supports_replying_to_individual_notes?
+    supports_discussions? && self.class.replyable_types.include?(base_class_name)
+  end
+
   def supports_suggestion?
     false
   end