/** Interface for the file stream. */
interface LogFileStream {
    /** Setup log file */
    setup(root: string): Promise<void>;
    /** Write log to file. */
    write(text: string): void;
    /** Returns the path to the current log file. */
    getLogFile(): string;
}
/** Initialize file stream */
export declare function initLogFileStream(root: string): Promise<void>;
export declare let logFileStream: LogFileStream;
export {};