Extend basic rendering, test it in railties

1 files changed, 16 insertions, 3 deletions

diff --git a/actionpack/lib/action_controller/metal/rendering.rb b/actionpack/lib/action_controller/metal/rendering.rb
index 2d58e1440c..d965cb8c16 100644
--- a/actionpack/lib/action_controller/metal/rendering.rb
+++ b/actionpack/lib/action_controller/metal/rendering.rb
@@ -6,15 +6,28 @@ module ActionController
     # :api: public
     def render(*args, &block)
       super(*args, &block)
-      text = args.first[:text]
-      if text.present?
-        self.response_body = text
+      opts = args.first
+      if (opts.keys & [:text, :nothing]).present?
+        self.response_body = if opts.has_key?(:text) && opts[:text].present?
+          opts[:text]
+        elsif opts.has_key?(:nothing) && opts[:nothing]
+          " "
+        end
+      else
+        raise UnsupportedOperationError
       end
     end
 
     def rendered_format
       Mime::TEXT
     end
+
+    class UnsupportedOperationError < StandardError
+      def initialize
+        super "Unsupported render operation. BasicRendering supports only :text
+        and :nothing options. For more, you need to include ActionView."
+      end
+    end
   end
 
   module Rendering