import Reader from './reader';
declare type Callback = () => void;
export interface OpenOpts {
    cache?: {
        max: number;
    };
    watchForUpdates?: boolean;
    watchForUpdatesNonPersistent?: boolean;
    watchForUpdatesHook?: Callback;
}
export declare const open: <T>(filepath: string, opts?: OpenOpts | undefined, cb?: Callback | undefined) => Promise<Reader<T>>;
export declare const openSync: () => never;
export declare const init: () => never;
export declare const validate: (ip: string) => boolean;
export * from './reader/response';
declare const _default: {
    init: () => never;
    open: <T>(filepath: string, opts?: OpenOpts | undefined, cb?: Callback | undefined) => Promise<Reader<T>>;
    openSync: () => never;
    validate: (ip: string) => boolean;
};
export default _default;
export { default as Reader } from './reader';