Yield @content_for_ variables to templates #2058 [Sam Stephenson]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@2094 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

actionpack/CHANGELOG

 *SVN*
 
+* Yield @content_for_ variables to templates #2058 [Sam Stephenson]
+
 * Make rendering an empty partial collection behave like :nothing => true #2080 [Sam Stephenson]
 
 * Add option to specify the singular name used by pagination.

actionpack/lib/action_view/base.rb

@@ -243,7 +243,9 @@ def compile_and_render_template(extension, template = nil, file_path = nil, loca
       # Get the selector for this template and names, then call the method.
       selector = @@compiled_templates.selector(identifier, names)
       evaluate_assigns                                    
-      send(selector, *params)
+      send(selector, *params) do |*name|
+        instance_variable_get "@content_for_#{name.first || 'layout'}"
+      end
     end
 
     def pick_template_extension(template_path)#:nodoc:

actionpack/test/controller/new_render_test.rb

@@ -149,6 +149,10 @@ def render_text_with_assigns
     render :text => "foo"
   end
 
+  def yield_content_for
+    render :action => "content_for", :layout => "yield"
+  end
+
   def rescue_action(e) raise end
     
   private
@@ -371,4 +375,9 @@ def test_render_text_with_assigns
     get :render_text_with_assigns
     assert_equal "world", assigns["hello"]
   end
+  
+  def test_yield_content_for
+    get :yield_content_for
+    assert_equal "<title>Putting stuff in the title!</title>\n\nGreat stuff!\n", @response.body
+  end
 end

actionpack/test/fixtures/layouts/yield.rhtml

+<title><%= yield :title %></title>
+<%= yield %>