import { GraphQLInputType, GraphQLType } from "graphql";
import { DataType, ArrayDataType, EnumDataType, VirtualDataType } from "sequelize";
declare type Map2GraphQLFun = (sequelizeType: SequelizeType) => GraphQLType | GraphQLInputType;
/**
 * A function to set a custom mapping of types
 * @param {Function} mapFunc
 */
export declare function mapType(mapFunc: Map2GraphQLFun): void;
declare type SequelizeType = DataType | ArrayDataType<any> | EnumDataType<any> | VirtualDataType<any>;
export declare function toGraphQL(sequelizeType: SequelizeType): GraphQLType | GraphQLInputType;
export {};