lib/roda.rb in roda-2.5.0 vs lib/roda.rb in roda-2.5.1

@@ -164,10 +164,10 @@
         # which will be required and then used. Returns nil.
         #
         #   Roda.plugin PluginModule
         #   Roda.plugin :csrf
         def plugin(plugin, *args, &block)
-          raise RodaError, "Cannot subclass a frozen Roda class" if frozen?
+          raise RodaError, "Cannot add a plugin to a frozen Roda class" if frozen?
           plugin = RodaPlugins.load_plugin(plugin) if plugin.is_a?(Symbol)
           plugin.load_dependencies(self, *args, &block) if plugin.respond_to?(:load_dependencies)
           include(plugin::InstanceMethods) if defined?(plugin::InstanceMethods)
           extend(plugin::ClassMethods) if defined?(plugin::ClassMethods)
           self::RodaRequest.send(:include, plugin::RequestMethods) if defined?(plugin::RequestMethods)