import type { ElementTransformer, Transformer } from "@lexical/markdown";
import type { TextFormatType } from "lexical";
export declare const HR: ElementTransformer;
export type TextFormatTransformer = Readonly<{
    format: ReadonlyArray<TextFormatType>;
    tag: string;
    intraword?: boolean;
    type: "text-format";
}>;
export declare const UNDERLINE: TextFormatTransformer;
export declare const PLAYGROUND_TRANSFORMERS: Array<Transformer>;