/**
 * Central registry for language detection based on file extensions.
 * Keeps engines, watchers, and tooling aligned on canonical language keys.
 *
 * Note: Keys are extension names WITHOUT the leading dot (e.g., 'ts' not '.ts').
 * The detectLanguageFromPath function handles stripping the dot from file paths.
 */
export declare const EXTENSION_LANGUAGE_MAP: Record<string, string>;
/**
 * Languages with first-class parser support in the Rust core.
 * Keep this in sync with `ParserManager::initialize_parsers`.
 */
export declare const PARSER_SUPPORTED_LANGUAGES: Set<string>;
/**
 * Detect canonical language name from a file path.
 * Falls back to 'unknown' when the extension is not recognised.
 */
export declare function detectLanguageFromPath(filePath: string): string;
/**
 * Return true when the language has parser support in the Rust core.
 */
export declare function isParserSupportedLanguage(language: string): boolean;
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