import { Configuration, FetchCompleteContext, FetchStartContext, Observable, RequestType, XhrCompleteContext, XhrStartContext } from '@cloudsnorkel/datadog-browser-core';
import { TraceIdentifier, Tracer } from './tracer';
export interface RequestStartEvent {
    requestIndex: number;
}
export interface RequestCompleteEvent {
    requestIndex: number;
    type: RequestType;
    method: string;
    url: string;
    status: number;
    response?: string;
    responseType?: string;
    startTime: number;
    duration: number;
    traceId?: TraceIdentifier;
    spanId?: TraceIdentifier;
}
interface CustomContext {
    traceId: TraceIdentifier | undefined;
    spanId: TraceIdentifier | undefined;
    requestIndex: number;
}
export declare type RequestObservables = [Observable<RequestStartEvent>, Observable<RequestCompleteEvent>];
export declare function startRequestCollection(configuration: Configuration): RequestObservables;
export declare function trackXhr(configuration: Configuration, [requestStartObservable, requestCompleteObservable]: RequestObservables, tracer: Tracer): import("@cloudsnorkel/datadog-browser-core").XhrProxy<CustomContext & XhrStartContext, CustomContext & XhrCompleteContext>;
export declare function trackFetch(configuration: Configuration, [requestStartObservable, requestCompleteObservable]: RequestObservables, tracer: Tracer): import("@cloudsnorkel/datadog-browser-core").FetchProxy<CustomContext & FetchStartContext, CustomContext & FetchCompleteContext>;
export {};