import type { IncrementalMarkdownParser, MarkdownDocument, MarkdownParseOptions } from './types.js';
type RawBlock = {
    type: 'paragraph';
    start: number;
    lines: string[];
} | {
    type: 'heading';
    start: number;
    level: 1 | 2 | 3 | 4 | 5 | 6;
    text: string;
} | {
    type: 'fence';
    start: number;
    lang?: string;
    code: string[];
    open: boolean;
} | {
    type: 'list';
    start: number;
    ordered: boolean;
    startNumber?: number;
    lines: string[];
} | {
    type: 'quote';
    start: number;
    lines: string[];
} | {
    type: 'table';
    start: number;
    header: string;
    delimiter: string;
    rows: string[];
} | {
    type: 'hr';
    start: number;
};
interface ScanResult {
    blocks: RawBlock[];
    refs: Map<string, {
        href: string;
        title?: string;
    }>;
    /**
     * Label of a reference definition sitting on the final, not-yet-terminated
     * line — its URL may still be streaming in. Such a definition is used for
     * display (one-shot parity if the stream really ends here) but never for
     * settling, and it does not count as "arrived" for invalidation purposes.
     */
    unstableRefLabel?: string;
}
export declare function scanBlocks(text: string): ScanResult;
export declare function parseMarkdown(text: string, options?: MarkdownParseOptions): MarkdownDocument;
export declare function createIncrementalParser(options?: MarkdownParseOptions): IncrementalMarkdownParser;
export {};