diff options
Diffstat (limited to 'activemodel')
| -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 eb06250060..b1bef4b1e1 100644 --- a/activemodel/lib/active_model/attribute_methods.rb +++ b/activemodel/lib/active_model/attribute_methods.rb @@ -3,6 +3,14 @@ require 'active_support/deprecation' 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 |