Merge branch 'master' into active_model

Conflicts:
	activemodel/lib/active_model/core.rb
	activemodel/test/cases/state_machine/event_test.rb
	activemodel/test/cases/state_machine/state_transition_test.rb
	activerecord/lib/active_record/validations.rb
	activerecord/test/cases/validations/i18n_validation_test.rb
	activeresource/lib/active_resource.rb
	activeresource/test/abstract_unit.rb

1 files changed, 11 insertions, 5 deletions

diff --git a/activesupport/lib/active_support/xml_mini/rexml.rb b/activesupport/lib/active_support/xml_mini/rexml.rb
index 771109514c..1184d2d6c9 100644
--- a/activesupport/lib/active_support/xml_mini/rexml.rb
+++ b/activesupport/lib/active_support/xml_mini/rexml.rb
@@ -1,3 +1,5 @@
+require 'active_support/core_ext/object/blank'
+
 # = XmlMini ReXML implementation
 module ActiveSupport
   module XmlMini_REXML #:nodoc:
@@ -5,16 +7,20 @@ module ActiveSupport
 
     CONTENT_KEY = '__content__'.freeze
 
-    # Parse an XML Document string into a simple hash
+    # Parse an XML Document string or IO into a simple hash
     #
     # Same as XmlSimple::xml_in but doesn't shoot itself in the foot,
     # and uses the defaults from ActiveSupport
     #
-    # string::
-    #   XML Document string to parse
-    def parse(string)
+    # data::
+    #   XML Document string or IO to parse
+    def parse(data)
+      if data.respond_to?(:read)
+        data = data.read
+      end
+
       require 'rexml/document' unless defined?(REXML::Document)
-      doc = REXML::Document.new(string)
+      doc = REXML::Document.new(data)
       merge_element!({}, doc.root)
     end