declare type EventType = string | number;
export declare type BaseEvents = Record<EventType, any[]>;
export declare class EventEmitter<Events extends BaseEvents> {
    private readonly events;
    add<E extends keyof Events>(type: E, callback: (...args: Events[E]) => void): this;
    remove<E extends keyof Events>(type: E, callback: (...args: Events[E]) => void): this;
    removeByType<E extends keyof Events>(type: E): this;
    emit<E extends keyof Events>(type: E, ...args: Events[E]): this;
    listeners<E extends keyof Events>(type: E): readonly Function[];
}
export {};