Merge branch 'master' of git@github.com:rails/rails

3 files changed, 24 insertions, 2 deletions

diff --git a/activesupport/lib/active_support/core_ext/enumerable.rb b/activesupport/lib/active_support/core_ext/enumerable.rb
index 788f3a7e9e..a7eaccfed7 100644
--- a/activesupport/lib/active_support/core_ext/enumerable.rb
+++ b/activesupport/lib/active_support/core_ext/enumerable.rb
@@ -104,4 +104,13 @@ module Enumerable
     size = block_given? ? select(&block).size : self.size
     size > 1
   end
+
+  # Returns true if none of the elements match the given block.
+  #
+  #   success = responses.none? {|r| r.status / 100 == 5 }
+  #
+  # This is a builtin method in Ruby 1.8.7 and later.
+  def none?(&block)
+    !any?(&block)
+  end unless [].respond_to?(:none?)
 end
diff --git a/activesupport/lib/active_support/core_ext/object/misc.rb b/activesupport/lib/active_support/core_ext/object/misc.rb
index cd0a04d32a..50f824c358 100644
--- a/activesupport/lib/active_support/core_ext/object/misc.rb
+++ b/activesupport/lib/active_support/core_ext/object/misc.rb
@@ -71,4 +71,17 @@ class Object
   def acts_like?(duck)
     respond_to? "acts_like_#{duck}?"
   end
+
+  # Tries to send the method only if object responds to it. Return +nil+ otherwise.
+  # 
+  # ==== Example :
+  # 
+  # # Without try
+  # @person ? @person.name : nil
+  # 
+  # With try
+  # @person.try(:name)
+  def try(method)
+    send(method) if respond_to?(method, true)
+  end
 end
diff --git a/activesupport/lib/active_support/version.rb b/activesupport/lib/active_support/version.rb
index 6631f233f1..3e2b29b327 100644
--- a/activesupport/lib/active_support/version.rb
+++ b/activesupport/lib/active_support/version.rb
@@ -1,8 +1,8 @@
 module ActiveSupport
   module VERSION #:nodoc:
     MAJOR = 2
-    MINOR = 2
-    TINY  = 1
+    MINOR = 3
+    TINY  = 0
 
     STRING = [MAJOR, MINOR, TINY].join('.')
   end