export type Children = string | undefined | (string | string[] | undefined)[];
export type Props = Record<string, any> & {
    children?: Children;
};
export declare function create(tag: string, props: Props): string;
export declare function guard<T>(value: T | undefined, cb: (value: T) => Children): string;
export declare function render(children: Children): string;
export declare const lessThan: RegExp;
export declare const greaterThan: RegExp;
export declare const codeFence: RegExp;