create_record

# File activerecord/lib/active_record/associations/association_collection.rb, line 493
        def create_record(attrs)
          attrs.update(@reflection.options[:conditions]) if @reflection.options[:conditions].is_a?(Hash)
          ensure_owner_is_not_new

          scoped_where = scoped.where_values_hash
          create_scope = scoped_where ? construct_scope[:create].merge(scoped_where) : construct_scope[:create]
          record = @reflection.klass.send(:with_scope, :create => create_scope) do
            @reflection.build_association(attrs)
          end
          if block_given?
            add_record_to_target_with_callbacks(record) { |*block_args| yield(*block_args) }
          else
            add_record_to_target_with_callbacks(record)
          end
        end