interface IanyFun {
    (...args: any[]): any;
}
export declare class Event {
    constructor();
    private events;
    add(name: string, fn: IanyFun): () => void;
    on(name: string, fn: IanyFun): () => void;
    once(name: string, fn: IanyFun): () => void;
    off(name: string, fn: IanyFun): void;
    get(name: string): IanyFun[];
    invoke(name: string, ...args: any[]): void;
    emit(name: string, ...args: any[]): void;
    asyncInvoke(name: string, ...args: any[]): Promise<void>;
    asyncInvokeAll(name: string, ...args: any[]): Promise<void>;
}
export {};