1 files changed, 24 insertions, 0 deletions
diff --git a/app/controllers/concerns/find_snippet.rb b/app/controllers/concerns/find_snippet.rb
new file mode 100644
index 00000000000..d51f1a1b3ad
--- /dev/null
+++ b/app/controllers/concerns/find_snippet.rb
@@ -0,0 +1,24 @@
+# frozen_string_literal: true
+
+module FindSnippet
+  extend ActiveSupport::Concern
+  include Gitlab::Utils::StrongMemoize
+
+  private
+
+  # rubocop:disable CodeReuse/ActiveRecord
+  def snippet
+    strong_memoize(:snippet) do
+      snippet_klass.inc_relations_for_view.find_by(id: snippet_id)
+    end
+  end
+  # rubocop:enable CodeReuse/ActiveRecord
+
+  def snippet_klass
+    raise NotImplementedError
+  end
+
+  def snippet_id
+    params[:id]
+  end
+end