import { HivePubSub } from '@graphql-hive/pubsub';
import { MeshFetch, Logger, KeyValueCache } from '@graphql-mesh/types';
import { MaybePromise, Executor } from '@graphql-tools/utils';
export { Executor } from '@graphql-tools/utils';
import { GraphQLSchema, GraphQLError, GraphQLScalarType } from 'graphql';
export { executorFromSchema as createDefaultExecutor } from '@graphql-tools/executor';
export { getDocumentString } from '@envelop/core';
export { UpstreamErrorExtensions, defaultPrintFn } from '@graphql-tools/executor-common';
export { abortSignalAny } from '@graphql-hive/signal';

interface Transport<Options extends Record<string, any> = Record<string, any>> {
    getSubgraphExecutor: TransportGetSubgraphExecutor<Options>;
}
interface TransportEntry<Options extends Record<string, any> = Record<string, any>> {
    kind: string;
    subgraph: string;
    location?: string;
    headers?: [string, string][];
    options?: Options;
}
interface TransportContext {
    fetch?: MeshFetch;
    pubsub?: HivePubSub;
    logger?: Logger;
    cwd?: string;
    cache?: KeyValueCache;
}
interface TransportGetSubgraphExecutorOptions<Options extends Record<string, any> = Record<string, any>> extends TransportContext {
    subgraphName: string;
    transportEntry: TransportEntry<Options>;
    getTransportExecutor(transportEntry: TransportEntry): MaybePromise<Executor>;
    subgraph: GraphQLSchema;
    getDisposeReason?: () => GraphQLError | undefined;
}
type TransportExecutorFactoryGetter = (kind: string) => MaybePromise<TransportGetSubgraphExecutor>;
type TransportGetSubgraphExecutor<Options extends Record<string, any> = Record<string, any>> = (opts: TransportGetSubgraphExecutorOptions<Options>) => MaybePromise<Executor>;
type DisposableExecutor = Executor & Partial<Disposable | AsyncDisposable>;

declare const ObjMapScalar: GraphQLScalarType<any, string>;

export { type DisposableExecutor, ObjMapScalar, type Transport, type TransportContext, type TransportEntry, type TransportExecutorFactoryGetter, type TransportGetSubgraphExecutor, type TransportGetSubgraphExecutorOptions };