import { Entity } from '@nymphjs/nymph';
/**
 * AbleObject abstract class.
 *
 * Used in entities which support abilities, such as users and groups.
 */
export default abstract class AbleObject<T extends {
    abilities?: string[];
}> extends Entity<T> {
    /**
     * Grant an ability.
     *
     * @param ability The ability.
     */
    $grant(ability: string): void;
    /**
     * Revoke an ability.
     *
     * @param ability The ability.
     */
    $revoke(ability: string): void;
}