import { NodeExtension } from "../../NodeExtension";
export declare class Heading extends NodeExtension {
    static readonly Name = "heading";
    options: any;
    constructor(options?: {});
    get name(): string;
    get defaultOptions(): {
        headings: any[];
    };
    get schema(): any;
    commands({ type, schema }: {
        type: any;
        schema: any;
    }): (attrs: any) => (state: any, dispatch: any, view: any) => any;
}