declare const javascriptLikeExtensions: readonly ["js", "jsx", "ts", "tsx", "mjs", "mjsx", "cjs", "cjsx", "mts", "mtsx", "cts", "ctsx"];
export type JavaScriptLikeExtension = (typeof javascriptLikeExtensions)[number];
export type HasJavaScriptLikeExtensions<FileExtensions extends string[]> = Extract<FileExtensions[number], JavaScriptLikeExtension> extends never ? false : true;
/** Check if a path has a JavaScript-like file extension. */
export declare function hasJavaScriptLikeExtension(path: string): boolean;
export type IsJavaScriptLikeExtension<FileExtension extends string> = FileExtension extends JavaScriptLikeExtension ? true : false;
/** Check if a string is a JavaScript-like file extension. */
export declare function isJavaScriptLikeExtension(extension: string | undefined): extension is JavaScriptLikeExtension;
export {};