import type { Cookie } from './types.ts';
/**
 * RFC 6265 §5.2 — Parse a Set-Cookie header value into a Cookie.
 *
 * @param header     - The raw Set-Cookie header value (not the "Set-Cookie:" prefix).
 * @param requestUrl - The URL of the request that received this header.
 *                     Used for domain validation and default path/domain.
 * @returns Parsed Cookie, or null if the header should be ignored.
 *
 * @example
 *     parseSetCookieHeader('session=abc; Path=/; Secure', new URL('https://example.com/'))
 */
export declare function parseSetCookieHeader(header: string, requestUrl: URL): Cookie | null;