Exception: ActiveRecord::HasOneAssociationPolymorphicThroughError

Inherits:
ActiveRecordError show all
Defined in:
activerecord/lib/active_record/associations.rb

Overview

:nodoc:

Instance Method Summary collapse

Constructor Details

#initialize(owner_class_name = nil, reflection = nil) ⇒ HasOneAssociationPolymorphicThroughError

Returns a new instance of HasOneAssociationPolymorphicThroughError.



145
146
147
148
149
150
151
# File 'activerecord/lib/active_record/associations.rb', line 145

def initialize(owner_class_name = nil, reflection = nil)
  if owner_class_name && reflection
    super("Cannot have a has_one :through association '#{owner_class_name}##{reflection.name}' which goes through the polymorphic association '#{owner_class_name}##{reflection.through_reflection.name}'.")
  else
    super("Cannot have a has_one :through association.")
  end
end