import type StateBlock from 'markdown-it/lib/rules_block/state_block';
import type Token from 'markdown-it/lib/token';
export declare const UNESCAPE_RE: RegExp;
export declare const setTokenAttr: (token: Token, name: string, value: string) => void;
export declare const getParentTokenIndex: (tokens: Token[], index: number) => number;
export declare const isInlineToken: (token: Token) => boolean;
export declare const isParagraphToken: (token: Token) => boolean;
export declare const isListItemToken: (token: Token) => boolean;
export declare const escapeHtml: (unsafeHTML: string) => string;
export interface UMLOptions {
    name: string;
    open: string;
    close: string;
}
export declare const generateUML: (options: UMLOptions) => (state: StateBlock, startLine: number, endLine: number, silent: boolean) => boolean;