import { PartialLogger } from "../logger";
import { Spy } from "../spy-interface";
import { SubscriptionRef } from "../subscription-ref";
import { BasePlugin } from "./plugin";
export declare class CyclePlugin extends BasePlugin {
    private logger_;
    private nexts_;
    private spy_;
    constructor(spy: Spy, partialLogger: PartialLogger);
    afterNext(ref: SubscriptionRef, value: any): void;
    beforeNext(ref: SubscriptionRef, value: any): void;
}