diff options
Diffstat (limited to 'activesupport/lib/active_support/core_ext/class/attribute.rb')
-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 6fa9967a28..f2a221c396 100644 --- a/activesupport/lib/active_support/core_ext/class/attribute.rb +++ b/activesupport/lib/active_support/core_ext/class/attribute.rb @@ -70,7 +70,6 @@ class Class # To opt out of both instance methods, pass <tt>instance_accessor: false</tt>. def class_attribute(*attrs) options = attrs.extract_options! - # double assignment is used to avoid "assigned but unused variable" warning instance_reader = options.fetch(:instance_accessor, true) && options.fetch(:instance_reader, true) instance_writer = options.fetch(:instance_accessor, true) && options.fetch(:instance_writer, true) instance_predicate = options.fetch(:instance_predicate, true) @@ -119,7 +118,10 @@ class Class end private - def singleton_class? - ancestors.first != self + + unless respond_to?(:singleton_class?) + def singleton_class? + ancestors.first != self + end end end |