export type SearchEventMap = {
    memoryStateChange: {
        isLow: boolean;
        isCritical: boolean;
    };
    online: undefined;
    offline: undefined;
    cacheRefreshed: {
        key: string;
    };
};
type Handler<T> = T extends undefined ? () => void : (payload: T) => void;
export declare function on<K extends keyof SearchEventMap>(event: K, handler: Handler<SearchEventMap[K]>): () => void;
export declare function off<K extends keyof SearchEventMap>(event: K, handler: Handler<SearchEventMap[K]>): void;
export declare function emit<K extends keyof SearchEventMap>(event: K, ...args: SearchEventMap[K] extends undefined ? [] : [SearchEventMap[K]]): void;
export declare function clearAllListeners(): void;
export {};
//# sourceMappingURL=events.d.ts.map