export type Title = {
    kind: "title";
    text: string;
};
export type MardownText = {
    kind: "markdown-text";
    text: string;
};
export type Version = {
    kind: "version";
    text: string;
    version: string | undefined;
    date: string | undefined;
    isYanked: boolean;
};
export type Category = {
    kind: "category";
    text: string;
};
export type Tokens = Title | Version | Category | MardownText;
export declare function lex(lines: string[]): Tokens[];