export declare const MIGRATION_DIALECTS: readonly ["postgres", "sqlite"];
export type MigrationDialect = (typeof MIGRATION_DIALECTS)[number];
/**
 * Absolute path of `migrations/`, or null when it cannot be found.
 *
 * Searches the callers' likely roots in order: the module's own directory chain (which
 * covers src/, bin/, dist/, and node_modules installs) and then the working directory
 * chain (which covers `bun run migrate` invoked from a subdirectory).
 */
export declare function findMigrationsRoot(startDirs?: string[]): string | null;
/**
 * Absolute path of the migration directory for one dialect.
 *
 * @throws when the directory cannot be located, naming the dialect. Throwing beats
 * returning an empty list: "0 migrations applied" against a fresh database looks like
 * success right up until the first query fails on a missing table.
 */
export declare function resolveMigrationsDir(dialect: MigrationDialect, root?: string | null): string;