import type { PathLike } from "node:fs";
import type { DetectLanguage, LanguageDetection } from "./src/detect";
import { DETECTION_ERROR } from "./src/detect";
import { detectByContent } from "./src/detectByContent";
import { detectByExtension } from "./src/detectByExtension";
import { heuristics, languages } from "./language/provider";
import { toRegex } from "./src/disambiguations";
/**
 * Applies heuristic analysis to determine the correct language when the file extension is ambiguous.
 *
 * @note
 * - When a file extension maps to multiple possible languages.
 * - This function loads the file content and compares it against known heuristics for each candidate language.
 */
export declare function detectLanguage(filePath: PathLike): Promise<DetectLanguage | Error>;
/**
 * Detects programming languages for multiple files
 * using extension and content
 *
 * @note This is a wrapper around the `detectLanguage` function.
 *
 * @param files - Array of file paths to analyze.
 */
export declare function detectLanguagesInFiles(files: PathLike[]): Promise<{
    detected: DetectLanguage[];
    failed: PathLike[];
}>;
export { type DetectLanguage, type LanguageDetection, detectByExtension, detectByContent, DETECTION_ERROR, heuristics, languages, toRegex };