import { Database as Db, Options } from "better-sqlite3";
import { SessionStore } from "./types";
interface NewDatabaseOpts {
    /** Filename to use for SQLite sessions. */
    filename: string;
    /**
     * Better-SQLite3 new Database options.
     *
     * Remember to install the db driver `'better-sqlite3'`.
     *
     * @see {@link https://github.com/WiseLibs/better-sqlite3/blob/master/docs/api.md#new-databasepath-options Better-SQLite3 | new Database}
     * */
    config?: Options;
    /** Called on fatal connection or setup errors */
    onInitError?: (err: unknown) => void;
}
interface ExistingDatabaseOpts {
    /** If passed, we'll reuse this instance of Better-SQLite3 Database instead of creating our own. */
    database: Db;
    /** Called on fatal connection or setup errors */
    onInitError?: (err: unknown) => void;
}
/** @unstable */
export declare function SQLite<Session>(opts: NewDatabaseOpts): SessionStore<Session>;
export declare function SQLite<Session>(opts: ExistingDatabaseOpts): SessionStore<Session>;
export {};