type EncryptDecryptFunction = (str: string) => string;
type Logger = (err: Error | any, key: string) => void;
interface Config {
    piiFields?: string[];
    encryptFn?: EncryptDecryptFunction;
    decryptFn?: EncryptDecryptFunction;
    hashFn?: EncryptDecryptFunction;
    logger?: Logger;
    stopOnError?: boolean;
}
declare class Habibi {
    private readonly piiFields;
    private readonly encryptFn;
    private readonly decryptFn;
    private readonly hashFn;
    private readonly logger;
    private readonly stopOnError;
    constructor(config?: Config);
    private processField;
    private processFields;
    decryptPIIFields(obj: any): any;
    encryptPIIFields(obj: any): any;
}
export { Habibi, type EncryptDecryptFunction, type Config };