//#region src/internal/normalize-request.d.ts
export declare const TRACEPARENT_HEADER = "traceparent";
/**
 * Coerces a request-shaped value into the headers/method/path triple used
 * by envelope construction. Handles WHATWG `Request`, Node
 * `IncomingMessage`-like objects, and plain object literals.
 *
 * Returns `null` only for non-objects; otherwise produces a best-effort
 * `NormalizedRequest` with sensible defaults.
 */
export declare function normalizeRequest(request: unknown): {
  headers: Headers;
  method: string;
  path: string;
} | null;
//#endregion