1 require 'active_support/core_ext/object/blank' 2 require 'active_support/core_ext/object/conversions' 3 require 'active_support/core_ext/object/extending' 4 require 'active_support/core_ext/object/instance_variables' 5 require 'active_support/core_ext/object/metaclass' 6 require 'active_support/core_ext/object/singleton_class' 7 require 'active_support/core_ext/object/misc'