import { Configuration } from './types/Configuration';
export declare class Log {
    private static locale;
    private static localeOption;
    private static logFileStopped;
    private static logFilePath;
    private static logLevel;
    private static displayCompactObject;
    private static displayDepthObject;
    private static breakLength;
    static setLocale(configuration: Configuration): void;
    /**
     * Init logging configuration: level, file path...
     *
     * @param configuration application's configuration
     */
    static initLog(configuration: Configuration): void;
    static blue(s: string): void;
    static logo(): string;
    static logoWithColor(): string;
    static debug(message: string, ...optionalParams: any[]): void;
    static info(message: string, ...optionalParams: any[]): void;
    static warn(message: string, ...optionalParams: any[]): void;
    static err(message: string, ...optionalParams: any[]): void;
    /**
     * Log a message in console and file
     *
     * @param level of the log
     * @param message to log
     * @param stack true if we log the stack (useful to see where we are)
     * @param optionalParams optional params to log after message
     */
    private static log;
    private static logInConsole;
    private static logInFile;
    private static levelToString;
    private static colorFromLevel;
    private static hasToBeLogged;
    private static logFileEnabled;
    private static time;
    private static recursiveMkdir;
    /**
     * Check if we can access to the log file, if not we stop to log in file
     * and log only to console
     */
    private static checkAccessLogFile;
}