import type { LucidRow } from '@adonisjs/lucid/types/model';
import type { SlugifyStrategyContract } from '../types.js';
/**
 * The ShortIdStrategy creates unique slugs by appending a nanoid
 * at the end of the slug value
 */
export declare class ShortIdStrategy implements SlugifyStrategyContract {
    #private;
    maxLengthBuffer: number;
    constructor(config: {
        separator?: string;
    });
    /**
     * Converts an existing slug to a unique slug by appending
     * nanoid to it
     */
    makeSlugUnique(_: LucidRow, __: string, slug: string): Promise<string>;
}