/**
 * Railroad-diagram (syntax-diagram) emitter. Converts the spec model to a
 * self-contained HTML page that renders SVG railroad diagrams — one per
 * production — using a vendored copy of tabatkins/railroad-diagrams (CC0).
 *
 * The page has no external dependencies: the diagram library and its CSS are
 * inlined, so it renders offline and drops straight into a docs site.
 */
import type { SpecModel } from './model.ts';
/** One production rendered to a static SVG string. */
export type RailroadSvg = {
    name: string;
    svg: string;
};
/**
 * Render each production to a self-contained **static SVG** string — no DOM and
 * no client-side script, so a diagram can be inlined straight into a docs page,
 * README, or any HTML. Pair each SVG with [`RAILROAD_CSS`](./railroad-lib) (scope
 * it to a container) to style the strokes and boxes.
 */
export declare function renderRailroadSvg(model: SpecModel): RailroadSvg[];
export type RailroadHtmlOptions = {
    /** Page `<title>` and top heading. Default: "Grammar". */
    title?: string;
    /** Show the EBNF production text under each diagram. Default: true. */
    showEbnf?: boolean;
};
/** Render the spec model as a self-contained HTML page of railroad diagrams. */
export declare function renderRailroadHtml(model: SpecModel, options?: RailroadHtmlOptions): string;
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