import Subscriber from './Subscriber';
export default class Observer {
    /**
     * The name of the callback the subscriber is using when notified
     */
    callbackName: string;
    private _subscribers;
    constructor(
    /**
     * The name of the callback the subscriber is using when notified
     */
    callbackName?: string);
    subscribe(subscriber: Subscriber): void;
    unsubscribe(subscriber: Subscriber): void;
    notify(...args: any[]): void;
}
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