/**
 * Markdown to Notion Blocks Converter
 * Converts markdown text to Notion block format
 * Supports: headings, paragraphs, lists, code, quotes, dividers,
 *           tables, toggles, callouts, images, bookmarks, embeds,
 *           equations, columns, table of contents, breadcrumb
 */
export interface NotionBlock {
    object: 'block';
    type: string;
    [key: string]: any;
}
export interface RichText {
    type: 'text' | 'mention';
    text: {
        content: string;
        link?: {
            url: string;
        } | null;
    };
    mention?: {
        page?: {
            id: string;
        };
        database?: {
            id: string;
        };
        [key: string]: any;
    };
    annotations: {
        bold: boolean;
        italic: boolean;
        strikethrough: boolean;
        underline: boolean;
        code: boolean;
        color: string;
    };
    plain_text?: string;
    href?: string | null;
}
export declare function markdownToBlocks(markdown: string): NotionBlock[];
export declare function blocksToMarkdown(blocks: NotionBlock[]): string;
/**
 * Parse inline markdown formatting to rich text
 * Supports: bold, italic, code, strikethrough, links, mentions, colors
 */
export declare function parseRichText(text: string): RichText[];
/**
 * Extract plain text from rich text
 * Optimized string accumulation avoids creating intermediate arrays
 * and reduces garbage collection pressure in hot paths.
 */
export declare function extractPlainText(richText: RichText[]): string;
//# sourceMappingURL=markdown.d.ts.map