Added yielding of builder in Hash#to_xml [DHH]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@6540 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

activesupport/CHANGELOG

 *SVN*
 
+* Added yielding of builder in Hash#to_xml [DHH]
+
 * Hash#with_indifferent_access now also converts hashes kept in arrays to indifferent access (makes it easier to treat HTML and XML parameters the same) [DHH]
 
 * Hash#to_xml supports YAML attributes.  #7502 [jonathan]

activesupport/lib/active_support/core_ext/hash/conversions.rb

@@ -99,6 +99,8 @@ def to_xml(options = {})
                 end
               end
             end
+            
+            yield options[:builder] if block_given?
           end
 
         end

activesupport/test/core_ext/hash_ext_test.rb

@@ -342,6 +342,17 @@ def test_one_level_with_skipping_types
     assert xml.include?(%(<age nil="true"></age>))
   end
 
+  def test_one_level_with_yielding
+    xml = { :name => "David", :street => "Paulina" }.to_xml(@xml_options) do |xml|
+      xml.creator("Rails")
+    end
+
+    assert_equal "<person>", xml.first(8)
+    assert xml.include?(%(<street>Paulina</street>))
+    assert xml.include?(%(<name>David</name>))
+    assert xml.include?(%(<creator>Rails</creator>))
+  end
+
   def test_two_levels
     xml = { :name => "David", :address => { :street => "Paulina" } }.to_xml(@xml_options)
     assert_equal "<person>", xml.first(8)