export declare class File {
    path: string;
    filename: string;
    extension: string;
    constructor(path: string);
    relativePath(from: string): string;
    exist(): Promise<boolean>;
    require(): unknown;
    import(): Promise<unknown>;
    static resolve(path: string): Promise<File | null>;
    static write(path: string, content: string): Promise<File | null>;
}