1 files changed, 16 insertions, 40 deletions
diff --git a/actionpack/lib/action_controller/metal/rendering.rb b/actionpack/lib/action_controller/metal/rendering.rb
index 21224b9c3b..90f0ef0b1c 100644
--- a/actionpack/lib/action_controller/metal/rendering.rb
+++ b/actionpack/lib/action_controller/metal/rendering.rb
@@ -1,36 +1,4 @@
 module ActionController
-  # Basic rendering implements the most minimal rendering layer.
-  # It only supports rendering :text and :nothing. Passing any other option will
-  # result in `UnsupportedOperationError` exception. For more functionality like
-  # different formats, layouts etc. you should use `ActionView` gem.
-  module BasicRendering
-    extend ActiveSupport::Concern
-
-    # Render text or nothing (empty string) to response_body
-    # :api: public
-    def render(*args, &block)
-      super(*args, &block)
-      opts = args.first
-      if opts.has_key?(:text) && opts[:text].present?
-        self.response_body = opts[:text]
-      elsif opts.has_key?(:nothing) && opts[:nothing]
-        self.response_body = " "
-      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
     extend ActiveSupport::Concern
 
@@ -44,27 +12,35 @@ module ActionController
     def render(*args) #:nodoc:
       raise ::AbstractController::DoubleRenderError if self.response_body
       super
-      self.content_type ||= rendered_format.to_s
-      self.response_body
     end
 
     # Overwrite render_to_string because body can now be set to a rack body.
     def render_to_string(*)
-      if self.response_body = super
+      result = super
+      if result.respond_to?(:each)
         string = ""
-        self.response_body.each { |r| string << r }
+        result.each { |r| string << r }
         string
+      else
+        result
       end
-    ensure
-      self.response_body = nil
     end
 
-    def render_to_body(*)
-      super || " "
+    def render_to_body(options = {})
+      super || if options[:text].present?
+        options[:text]
+      else
+        " "
+      end
     end
 
     private
 
+    def _process_format(format)
+      super
+      self.content_type ||= format.to_s
+    end
+
     # Normalize arguments by catching blocks and setting them on :update.
     def _normalize_args(action=nil, options={}, &blk) #:nodoc:
       options = super