import { type GraphQLSchema } from 'graphql';
import type { SubschemaConfig } from '@graphql-tools/delegate';
import type { UnifiedGraphHandler } from '../unifiedGraphManager.cjs';
export declare const restoreExtraDirectives: (schema: GraphQLSchema) => GraphQLSchema;
export declare function getStitchingDirectivesTransformerForSubschema(): (subschemaConfig: SubschemaConfig) => SubschemaConfig;
export declare const handleFederationSupergraph: UnifiedGraphHandler;