import { AmplifyClassV6 } from '@aws-amplify/core';
import { CustomHeaders } from '@aws-amplify/data-schema/runtime';
import { Observable } from 'rxjs';
import { GraphQLOptions, GraphQLResult } from './types';
import { InternalGraphQLAPIClass } from './internals/InternalGraphQLAPI';
export declare const graphqlOperation: (query: any, variables?: {}, authToken?: string) => {
    query: any;
    variables: {};
    authToken: string | undefined;
};
/**
 * Export Cloud Logic APIs
 */
export declare class GraphQLAPIClass extends InternalGraphQLAPIClass {
    getModuleName(): string;
    /**
     * Executes a GraphQL operation
     *
     * @param options - GraphQL Options
     * @param [additionalHeaders] - headers to merge in after any `libraryConfigHeaders` set in the config
     * @returns An Observable if the query is a subscription query, else a promise of the graphql result.
     */
    graphql<T = any>(amplify: AmplifyClassV6 | (() => Promise<AmplifyClassV6>), options: GraphQLOptions, additionalHeaders?: CustomHeaders): Observable<GraphQLResult<T>> | Promise<GraphQLResult<T>>;
    /**
     * Checks to see if an error thrown is from an api request cancellation
     * @param error - Any error
     * @returns A boolean indicating if the error was from an api request cancellation
     */
    isCancelError(error: any): boolean;
    /**
     * Cancels an inflight request. Only applicable for graphql queries and mutations
     * @param {any} request - request to cancel
     * @returns A boolean indicating if the request was cancelled
     */
    cancel(request: Promise<any>, message?: string): boolean;
}
export declare const GraphQLAPI: GraphQLAPIClass;