fix module aliasing issues

app/lib/firehose_web/user_auth.ex

@@ -251,14 +251,16 @@ defmodule FirehoseWeb.UserAuth do
 
   defp mount_current_scope(socket, session) do
     Phoenix.Component.assign_new(socket, :current_scope, fn ->
-      if token = session["user_token"] do
-        case Accounts.get_user_by_session_token(token) do
-          {user, _token_inserted_at} -> Scope.for_user(user)
-          nil -> Scope.for_user(nil)
-        end
-      else
-        Scope.for_user(nil)
-      end
+      scope_from_session(session)
     end)
   end
+
+  defp scope_from_session(%{"user_token" => token}) do
+    case Accounts.get_user_by_session_token(token) do
+      {user, _token_inserted_at} -> Scope.for_user(user)
+      nil -> Scope.for_user(nil)
+    end
+  end
+
+  defp scope_from_session(_session), do: Scope.for_user(nil)
 end