import type { NixTemplate } from "@deijose/nix-js";
/**
 * Renders a Nix.js template to an HTML string in Node.
 *
 * Accepts a *factory* (not a template) because `html`` evaluates at call time.
 *
 * @param factory Thunk that builds the template, e.g. `() => Page({ data })`.
 * @returns Serialized HTML of the rendered template.
 */
export declare function renderToString(factory: () => NixTemplate, options?: {
    markers?: "none" | "hydration";
}): Promise<string>;