1 files changed, 8 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/ordered_hash.rb b/activesupport/lib/active_support/ordered_hash.rb
index 5b8c342f4f..b2f04b427b 100644
--- a/activesupport/lib/active_support/ordered_hash.rb
+++ b/activesupport/lib/active_support/ordered_hash.rb
@@ -1,3 +1,8 @@
+begin
+  require 'psych'
+rescue LoadError
+end
+
 require 'yaml'
 
 YAML.add_builtin_type("omap") do |type, val|
@@ -133,14 +138,17 @@ module ActiveSupport
 
       def each_key
         @keys.each { |key| yield key }
+        self
       end
 
       def each_value
         @keys.each { |key| yield self[key]}
+        self
       end
 
       def each
         @keys.each {|key| yield [key, self[key]]}
+        self
       end
 
       alias_method :each_pair, :each