export declare function nowIso(): string;
export declare function errorMessage(error: unknown): string;
export declare function makeId(prefix: string): string;
export declare function slackSurfaceId(surface: {
    channelId: string;
    teamId: string;
    threadTs?: string;
}): string;
export declare function slackMessageEventId(teamId: string, channelId: string, ts: string): string;
//# sourceMappingURL=ids.d.ts.map