export type { HeadingLevel } from "../../../markdown/Heading/const.js";
export { headingLevelAttr, headingNodeName } from "../../../markdown/Heading/HeadingSpecs/index.js";
export declare const YfmHeadingAttr: {
    readonly Level: "level";
    readonly DataLine: "data-line";
    readonly Id: "id";
    readonly Folding: "folded";
};