diff options
Diffstat (limited to 'activemodel/lib/active_model/attribute_methods.rb')
-rw-r--r-- | activemodel/lib/active_model/attribute_methods.rb | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/activemodel/lib/active_model/attribute_methods.rb b/activemodel/lib/active_model/attribute_methods.rb index 21b1209875..ef04f1fa49 100644 --- a/activemodel/lib/active_model/attribute_methods.rb +++ b/activemodel/lib/active_model/attribute_methods.rb @@ -1,6 +1,14 @@ module ActiveModel # Raised when an attribute is not defined. + # + # class User < ActiveRecord::Base + # has_many :pets + # end + # + # user = User.first + # user.pets.select(:id).first.user_id + # # => ActiveModel::MissingAttributeError: missing attribute: user_id class MissingAttributeError < NoMethodError end # == Active Model Attribute Methods |