interface EventHandler {
    (...args: any): void;
}
declare class EventEmitter {
    events: Record<string, Array<EventHandler>>;
    constructor();
    on(event: string, listener: EventHandler): void;
    off(event: string, listener: EventHandler): void;
    emit(event: string, ...args: any[]): void;
    once(event: string, listener: EventHandler): void;
}
declare const eventEmitter: EventEmitter;

export { EventEmitter, eventEmitter };