type Listener<T extends any[]> = (...args: T) => void;
export default class EventEmitter<Events extends Record<string, any[]>> {
    private events;
    on<E extends keyof Events>(event: E, listener: Listener<Events[E]>): this;
    off<E extends keyof Events>(event: E, listener: Listener<Events[E]>): this;
    emit<E extends keyof Events>(event: E, ...args: Events[E]): boolean;
    once<E extends keyof Events>(event: E, listener: Listener<Events[E]>): this;
}
export {};