import { IScheduler } from '../Scheduler'; import { OperatorFunction } from '../interfaces'; export declare function bufferTime(bufferTimeSpan: number, scheduler?: IScheduler): OperatorFunction; export declare function bufferTime(bufferTimeSpan: number, bufferCreationInterval: number, scheduler?: IScheduler): OperatorFunction; export declare function bufferTime(bufferTimeSpan: number, bufferCreationInterval: number, maxBufferSize: number, scheduler?: IScheduler): OperatorFunction;