import { ServerError, ServerParseError, ApolloLink } from '@apollo/client';
import { FormattedExecutionResult, GraphQLFormattedError } from 'graphql';
import Dispatcher from './Dispatcher';
/**
 * Applies reasonable defaults to `useApolloNetworkStatusReducer`.
 */
export type OperationError = {
    networkError?: Error | ServerError | ServerParseError;
    operation: ApolloLink.Operation;
    response?: FormattedExecutionResult;
    graphQLErrors?: ReadonlyArray<GraphQLFormattedError>;
};
export type NetworkStatus = {
    numPendingQueries: number;
    numPendingMutations: number;
    queryError?: OperationError;
    mutationError?: OperationError;
};
export type UseApolloNetworkStatusOptions = {
    shouldHandleOperation?: (operation: ApolloLink.Operation) => boolean;
};
export default function useApolloNetworkStatus(dispatcher: Dispatcher, options?: UseApolloNetworkStatusOptions): NetworkStatus;