declare class EventEmitter {
    listeners: Map<string, Array<Function>>;
    constructor();
    addListener(label: string, callback: Function): void;
    on(label: string, callback: Function): void;
    removeListener(label: string, callback: Function): boolean;
    off(label: string, callback: Function): void;
    emit(label: string, ...args: Array<any>): boolean;
}
declare const _default: EventEmitter;
export default _default;