diff options
| -rw-r--r-- | activesupport/lib/active_support/core_ext/class/attribute.rb | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/activesupport/lib/active_support/core_ext/class/attribute.rb b/activesupport/lib/active_support/core_ext/class/attribute.rb index cd7877fce4..14adc426d8 100644 --- a/activesupport/lib/active_support/core_ext/class/attribute.rb +++ b/activesupport/lib/active_support/core_ext/class/attribute.rb @@ -109,7 +109,9 @@ class Class end private - def singleton_class? - ancestors.first != self - end + unless respond_to?(:singleton_class?) + def singleton_class? + ancestors.first != self + end + end end |