/**
 * Tree-sitter parser integration for AiDex
 */
import Parser from 'tree-sitter';
export type SupportedLanguage = 'csharp' | 'typescript' | 'javascript' | 'rust' | 'python' | 'c' | 'cpp' | 'java' | 'go' | 'php' | 'ruby' | 'hcl' | 'astro' | 'kotlin' | 'swift';
/**
 * Get or create a parser for the given language
 */
export declare function getParser(language: SupportedLanguage): Parser;
/**
 * Detect language from file extension
 */
export declare function detectLanguage(filePath: string): SupportedLanguage | null;
/**
 * Check if a file extension is supported
 */
export declare function isSupported(filePath: string): boolean;
/**
 * Get all supported file extensions
 */
export declare function getSupportedExtensions(): string[];
/**
 * Parse source code and return the syntax tree
 */
export declare function parse(sourceCode: string, language: SupportedLanguage): Parser.Tree;
/**
 * Extract TypeScript frontmatter from an Astro file.
 * Astro frontmatter is the content between the opening and closing `---` fences.
 * Returns the frontmatter source padded with blank lines to preserve original line numbers,
 * or null if no frontmatter block is present.
 */
export declare function extractAstroFrontmatter(source: string): string | null;
/**
 * Parse a file's content with auto-detected language
 */
export declare function parseFile(sourceCode: string, filePath: string): Parser.Tree | null;
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