/**
 * Block-level markdown tokenizer. Splits the source into `ContentBlock`s
 * (headings, paragraphs, blockquotes, list items, math display blocks) and
 * attaches per-character `sourceMap` arrays so higher layers can map cursor
 * positions back into the original markdown.
 */
import type { CodeBlockInfo, ContainerName, ContentBlock, DirectiveName, ParseIssue, ParseOptions } from './types.js';
export { parseDirectiveAttrs, spaceDirectiveLines, MAX_SPACE_LINES } from './attrs.js';
export { codeFenceOpen } from './codeFence.js';
/** Set of directive names recognized today. Unknown names fall through to
 *  paragraph-parsing and downstream warnings flag them. */
export declare const KNOWN_DIRECTIVES: ReadonlySet<DirectiveName>;
/** Set of fenced-container names recognized today. A `:::name` line whose
 *  name is a known container opens a block that runs until a bare `:::`. */
export declare const KNOWN_CONTAINERS: ReadonlySet<ContainerName>;
/** A fence's info string read (#624): the first word is the language
 *  (lower-cased); a `{…}` block after it, or `key=value` pairs, are
 *  attributes in the directive grammar; anything else after the language
 *  is the title (```` ```console Terminal ````). */
export declare function readCodeInfo(info: string): Pick<CodeBlockInfo, 'lang' | 'attrs' | 'title'>;
/** @internal Number of inputs the parse memo keeps (tests). */
export declare const PARSE_MEMO_CAPACITY = 8;
/**
 * Memoized wrapper around parseMarkdown: returns the cached result when the
 * input string is byte-for-byte identical to one of the last few calls.
 * This avoids reparsing a document on each keystroke when upstream
 * recomputes only because a sibling state changed.
 */
export declare function parseMarkdownMemo(markdown: string, options?: ParseOptions): ContentBlock[];
export declare function parseMarkdownWithIssuesMemo(markdown: string, options?: ParseOptions): {
    blocks: ContentBlock[];
    issues: ParseIssue[];
};
export declare function parseMarkdown(markdown: string, options?: ParseOptions): ContentBlock[];
/**
 * Merge consecutive blockquote lines into a single block, and consecutive
 * non-blank, non-special lines into paragraphs. Index marks (`:index…`)
 * are taken out first and attached to the blocks holding them
 * (`ContentBlock.indexMarks`); every source offset still points into
 * `markdown`. `options` picks how code is read (#624): fences on, indented
 * code off by default.
 */
export declare function parseMarkdownWithIssues(markdown: string, options?: ParseOptions): {
    blocks: ContentBlock[];
    issues: ParseIssue[];
};
//# sourceMappingURL=blockParser.d.ts.map