Allow form_tag with no arguments (resulting in a form posting to current action) - Patch #236

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@5 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

actionpack/CHANGELOG

 *CVS*
 
+* Added the choice to call form_tag with no arguments (resulting in a form posting to current action) [bitsweat]
+
 * Upgraded to Builder 1.2.1
 
 * Added :module as an alias for :controller_prefix to url_for and friends, so you can do redirect_to(:module => "shop", :controller => "purchases")

actionpack/lib/action_view/helpers/tag_helper.rb

@@ -23,7 +23,7 @@ def content_tag(name, content, options = {})
 
       # Starts a form tag that points the action to an url configured with <tt>url_for_options</tt> just like 
       # ActionController::Base#url_for.
-      def form_tag(url_for_options, options = {}, *parameters_for_url)
+      def form_tag(url_for_options = {}, options = {}, *parameters_for_url)
         html_options = { "method" => "POST" }.merge(options)
         
         if html_options[:multipart]