| /** @prettier */ | 
| import { Subscription } from './Subscription'; | 
| import { Subscriber } from './Subscriber'; | 
| interface SimpleOuterSubscriberLike<T> { | 
|     /** | 
|      * A handler for inner next notifications from the inner subscription | 
|      * @param innerValue the value nexted by the inner producer | 
|      */ | 
|     notifyNext(innerValue: T): void; | 
|     /** | 
|      * A handler for inner error notifications from the inner subscription | 
|      * @param err the error from the inner producer | 
|      */ | 
|     notifyError(err: any): void; | 
|     /** | 
|      * A handler for inner complete notifications from the inner subscription. | 
|      */ | 
|     notifyComplete(): void; | 
| } | 
| export declare class SimpleInnerSubscriber<T> extends Subscriber<T> { | 
|     private parent; | 
|     constructor(parent: SimpleOuterSubscriberLike<any>); | 
|     protected _next(value: T): void; | 
|     protected _error(error: any): void; | 
|     protected _complete(): void; | 
| } | 
| export declare class ComplexInnerSubscriber<T, R> extends Subscriber<R> { | 
|     private parent; | 
|     outerValue: T; | 
|     outerIndex: number; | 
|     constructor(parent: ComplexOuterSubscriber<T, R>, outerValue: T, outerIndex: number); | 
|     protected _next(value: R): void; | 
|     protected _error(error: any): void; | 
|     protected _complete(): void; | 
| } | 
| export declare class SimpleOuterSubscriber<T, R> extends Subscriber<T> implements SimpleOuterSubscriberLike<R> { | 
|     notifyNext(innerValue: R): void; | 
|     notifyError(err: any): void; | 
|     notifyComplete(): void; | 
| } | 
| /** | 
|  * DO NOT USE (formerly "OuterSubscriber") | 
|  * TODO: We want to refactor this and remove it. It is retaining values it shouldn't for long | 
|  * periods of time. | 
|  */ | 
| export declare class ComplexOuterSubscriber<T, R> extends Subscriber<T> { | 
|     /** | 
|      * @param _outerValue Used by: bufferToggle, delayWhen, windowToggle | 
|      * @param innerValue Used by: subclass default, combineLatest, race, bufferToggle, windowToggle, withLatestFrom | 
|      * @param _outerIndex Used by: combineLatest, race, withLatestFrom | 
|      * @param _innerSub Used by: delayWhen | 
|      */ | 
|     notifyNext(_outerValue: T, innerValue: R, _outerIndex: number, _innerSub: ComplexInnerSubscriber<T, R>): void; | 
|     notifyError(error: any): void; | 
|     /** | 
|      * @param _innerSub Used by: race, bufferToggle, delayWhen, windowToggle, windowWhen | 
|      */ | 
|     notifyComplete(_innerSub: ComplexInnerSubscriber<T, R>): void; | 
| } | 
| export declare function innerSubscribe(result: any, innerSubscriber: Subscriber<any>): Subscription | undefined; | 
| export {}; |