import { DocumentNode } from "graphql";
/**
 * Ensure any root types which have been extended with `@gqlQueryField` and
 * friends are defined in the schema.
 *
 * If the type has been manually defined, it should not be created, but if it
 * has not, the type should be implicitly added to the schema AST.
 */
export declare function addImplicitRootTypes(doc: DocumentNode): DocumentNode;