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-rw-r--r--activesupport/lib/active_support/basic_object.rb17
1 files changed, 13 insertions, 4 deletions
diff --git a/activesupport/lib/active_support/basic_object.rb b/activesupport/lib/active_support/basic_object.rb
index 5e79de993f..009a521a40 100644
--- a/activesupport/lib/active_support/basic_object.rb
+++ b/activesupport/lib/active_support/basic_object.rb
@@ -1,5 +1,14 @@
-# Ruby 1.9 introduces BasicObject. Use Builder's BlankSlate until then.
-unless defined? BasicObject
- require 'blankslate'
- BasicObject = BlankSlate
+# Ruby 1.9 introduces BasicObject which differs slighly from Builder's BlankSlate
+# that had been used so far ActiveSupport::BasicObject provides a barebones object with
+# the same method on both versions.
+module ActiveSupport
+ if RUBY_VERSION >= '1.9'
+ class BasicObject < ::BasicObject
+ undef_method :==
+ undef_method :equal?
+ end
+ else
+ require 'blankslate'
+ BasicObject = BlankSlate
+ end
end