import { ConfirmationRuleReturn, ConfirmationRuleReturnNodeId } from '../../models/FormContentTypeManagement';
import { FormRule } from '../../models/FormContentType';
/**
 * Form Content Type assertion functions
 */
export declare class FormContentTypeAssertions {
    static isNodeIdReturnRule: (rule: FormRule<ConfirmationRuleReturn>) => rule is FormRule<ConfirmationRuleReturnNodeId>;
}