diff options
-rw-r--r-- | activesupport/lib/active_support/core_ext/class/inheritable_attributes.rb | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/activesupport/lib/active_support/core_ext/class/inheritable_attributes.rb b/activesupport/lib/active_support/core_ext/class/inheritable_attributes.rb index 7a6a0be69d..af30bfc13a 100644 --- a/activesupport/lib/active_support/core_ext/class/inheritable_attributes.rb +++ b/activesupport/lib/active_support/core_ext/class/inheritable_attributes.rb @@ -158,9 +158,9 @@ class Class # :nodoc: if inheritable_attributes.equal?(EMPTY_INHERITABLE_ATTRIBUTES) new_inheritable_attributes = EMPTY_INHERITABLE_ATTRIBUTES else - new_inheritable_attributes = inheritable_attributes.inject({}) do |memo, (key, value)| - memo.update(key => value.duplicable? ? value.dup : value) - end + new_inheritable_attributes = Hash[inheritable_attributes.map do |(key, value)| + [key, value.duplicable? ? value.dup : value] + end] end child.instance_variable_set('@inheritable_attributes', new_inheritable_attributes) |