/**
 * @public
 */
export interface DataTransformer {
    serialize(object: any): any;
    deserialize(object: any): any;
}
interface InputDataTransformer extends DataTransformer {
    /**
     * This function runs **on the client** before sending the data to the server.
     */
    serialize(object: any): any;
    /**
     * This function runs **on the server** to transform the data before it is passed to the resolver
     */
    deserialize(object: any): any;
}
interface OutputDataTransformer extends DataTransformer {
    /**
     * This function runs **on the server** before sending the data to the client.
     */
    serialize(object: any): any;
    /**
     * This function runs **only on the client** to transform the data sent from the server.
     */
    deserialize(object: any): any;
}
/**
 * @public
 */
export interface CombinedDataTransformer {
    /**
     * Specify how the data sent from the client to the server should be transformed.
     */
    input: InputDataTransformer;
    /**
     * Specify how the data sent from the server to the client should be transformed.
     */
    output: OutputDataTransformer;
}
/**
 * @public
 */
export declare type CombinedDataTransformerClient = {
    input: Pick<CombinedDataTransformer['input'], 'serialize'>;
    output: Pick<CombinedDataTransformer['output'], 'deserialize'>;
};
/**
 * @public
 */
export declare type DataTransformerOptions = DataTransformer | CombinedDataTransformer;
/**
 * @public
 */
export declare type ClientDataTransformerOptions = DataTransformer | CombinedDataTransformerClient;
/**
 * @internal
 */
export declare function getDataTransformer(transformer: DataTransformerOptions): CombinedDataTransformer;
/**
 * @internal
 */
export declare type DefaultDataTransformer = CombinedDataTransformer & {
    _default: true;
};
/**
 * @internal
 */
export declare const defaultTransformer: DefaultDataTransformer;
export {};
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