export declare const renderKatex: (val: string) => string;
export declare const replaceKatex: (handler: any) => (input: string) => string;
export declare const generateMarkdownExcerpt: (markdown: string, limit?: number) => {
    excerpt: string;
    overflow: boolean;
};
declare type Node = {
    type: string;
    children: Node[];
    [key: string]: any;
};
export declare const getMarkdownDefinitions: (node: Node) => {};
export declare const traverseMarkdownAst: (node: Node, visitor: (node: Node) => boolean | void) => void;
export declare const parseMarkdown: (markdown: string, plugins?: any[]) => any;
export declare function mentionPlugin(): void;
export declare function hashtagPlugin(): void;
export declare function inlineMathPlugin(): void;
export declare function mathPlugin(): void;
export declare function lineBreakPlugin(): void;
export {};