include?

# File activemodel/lib/active_model/validations/clusivity.rb, line 17
      def include?(record, value)
        exclusions = if delimiter.respond_to?(:call)
                       delimiter.call(record)
                     elsif delimiter.respond_to?(:to_sym)
                       record.send(delimiter)
                     else
                       delimiter
                     end

        exclusions.send(inclusion_method(exclusions), value)
      end