Exception: ActiveRecord::HasManyThroughAssociationPolymorphicSourceError
- Inherits:
-
ActiveRecordError
- Object
- StandardError
- ActiveRecordError
- ActiveRecord::HasManyThroughAssociationPolymorphicSourceError
- Defined in:
- activerecord/lib/active_record/associations.rb
Overview
:nodoc:
Instance Method Summary collapse
-
#initialize(owner_class_name, reflection, source_reflection) ⇒ HasManyThroughAssociationPolymorphicSourceError
constructor
A new instance of HasManyThroughAssociationPolymorphicSourceError.
Constructor Details
#initialize(owner_class_name, reflection, source_reflection) ⇒ HasManyThroughAssociationPolymorphicSourceError
Returns a new instance of HasManyThroughAssociationPolymorphicSourceError.
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# File 'activerecord/lib/active_record/associations.rb', line 20 def initialize(owner_class_name, reflection, source_reflection) super("Cannot have a has_many :through association '#{owner_class_name}##{reflection.name}' on the polymorphic object '#{source_reflection.class_name}##{source_reflection.name}' without 'source_type'. Try adding 'source_type: \"#{reflection.name.to_s.classify}\"' to 'has_many :through' definition.") end |