import { EventEmitter } from './EventEmitter';
import { SagaIterator } from './types';
export declare class Observable<T> extends EventEmitter<T> {
    private _value;
    private readonly abortController;
    constructor(value: T, abortController: AbortController);
    get value(): T;
    setValue(value: T): Observable<T>;
    onValue(value: T): SagaIterator<T>;
}