/**
 * Shared HTTP observation types and helpers.
 *
 * Used by any stepper that tracks HTTP activity, including:
 * - NodeHttpEvents (Node.js fetch/undici requests)
 * - PlaywrightEvents (browser requests via Playwright)
 */
import type { TWorld } from './defs.js';
/** Observation data for a single HTTP request */
export type THttpRequestObservation = {
    url: string;
    status: number;
    time: number;
    method: string;
};
/**
 * Track an HTTP host in observations for the 'http-trace hosts' observation source.
 * Both NodeHttpEvents and PlaywrightEvents use this.
 */
export declare function trackHttpHost(world: TWorld, url: string): void;
/**
 * Track an HTTP request in observations for the 'http-trace' observation source.
 */
export declare function trackHttpRequest(world: TWorld, observation: THttpRequestObservation): void;
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