method

subclass_from_attributes?

v4.1.8 - Show latest stable - 0 notes - Class: ClassMethods

1.0.0
1.1.6
1.2.6
2.0.3
2.1.0
2.2.1
2.3.8
3.0.0
3.0.9
3.1.0
3.2.1
3.2.8
3.2.13
4.0.2
4.1.8 (0)
4.2.1 (0)
4.2.7 (0)
4.2.9 (0)
5.0.0.1
5.1.7
5.2.3
6.0.0
6.1.3.1
6.1.7.7
7.0.0
7.1.3.2
7.1.3.4
What's this?

subclass_from_attributes?(attrs) private

Detect the subclass from the inheritance column of attrs. If the inheritance column value is not self or a valid subclass, raises ActiveRecord::SubclassNotFound If this is a StrongParameters hash, and access to inheritance_column is not permitted, this will ignore the inheritance column and return nil

Show source

# File activerecord/lib/active_record/inheritance.rb, line 179
      def subclass_from_attributes?(attrs)
        columns_hash.include?(inheritance_column) && attrs.is_a?(Hash)
      end

subclass_from_attributes?

Related methods