diff options
| -rw-r--r-- | activerecord/lib/active_record/model_schema.rb | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/model_schema.rb b/activerecord/lib/active_record/model_schema.rb index f26c8471bc..722d7b5fce 100644 --- a/activerecord/lib/active_record/model_schema.rb +++ b/activerecord/lib/active_record/model_schema.rb @@ -255,7 +255,18 @@ module ActiveRecord @attribute_types ||= Hash.new(Type::Value.new) end - def type_for_attribute(attr_name) # :nodoc: + # Returns the type of the attribute with the given name, after applying + # all modifiers. This method is the only valid source of information for + # anything related to the types of a model's attributes. This method will + # access the database and load the model's schema if it is required. + # + # The return value of this method will implement the interface described + # by ActiveModel::Type::Value (though the object itself may not subclass + # it). + # + # +attr_name+ The name of the attribute to retrieve the type for. Must be + # a string + def type_for_attribute(attr_name) attribute_types[attr_name] end |