import { ArgumentsHost } from '@nestjs/common';
import { GqlExceptionFilter } from '@nestjs/graphql';
import { GraphQLRequestContext, GraphQLResponse } from 'apollo-server-plugin-base';
import { GraphQLError, GraphQLFormattedError } from 'graphql';
export declare class GqlCustomExceptionFilter implements GqlExceptionFilter {
    catch(exception: any, host: ArgumentsHost): GraphQLError;
}
export declare const GqlCustomFormatter: (error: GraphQLError) => GraphQLFormattedError;
export declare const GqlCustomResponseFormatter: (response: GraphQLResponse, requestContext: GraphQLRequestContext) => GraphQLResponse;