diff options
Diffstat (limited to 'activemodel/lib/active_model/attribute_methods.rb')
-rw-r--r-- | activemodel/lib/active_model/attribute_methods.rb | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/activemodel/lib/active_model/attribute_methods.rb b/activemodel/lib/active_model/attribute_methods.rb index f7fb66bdfc..c1334069fa 100644 --- a/activemodel/lib/active_model/attribute_methods.rb +++ b/activemodel/lib/active_model/attribute_methods.rb @@ -21,7 +21,6 @@ module ActiveModel # A minimal implementation could be: # # class Person - # # include ActiveModel::AttributeMethods # # attribute_method_affix :prefix => 'reset_', :suffix => '_to_default!' @@ -44,9 +43,13 @@ module ActiveModel # def reset_attribute_to_default!(attr) # send("#{attr}=", "Default Name") # end - # # end - # + # + # Please notice that whenever you include ActiveModel::AtributeMethods in your class, + # it requires you to implement a <tt>attributes</tt> methods which returns a hash with + # each attribute name in your model as hash key and the attribute value as hash value. + # Hash keys must be a string. + # module AttributeMethods extend ActiveSupport::Concern @@ -85,7 +88,7 @@ module ActiveModel # AttributePerson.inheritance_column # # => 'address_id' def define_attr_method(name, value=nil, &block) - sing = metaclass + sing = singleton_class sing.send :alias_method, "original_#{name}", name if block_given? sing.send :define_method, name, &block |