import { ILoggerServer } from './logger-protocol';
export declare type Log = (message: any, ...params: any[]) => void;
export declare enum LogLevel {
    FATAL = 60,
    ERROR = 50,
    WARN = 40,
    INFO = 30,
    DEBUG = 20,
    TRACE = 10
}
export declare type Loggable = (log: Log) => void;
export interface ILogger {
    setLogLevel(logLevel: number): void;
    getLogLevel(): number;
    isEnabled(logLevel: number): boolean;
    ifEnabled(logLevel: number): void;
    log(logLevel: number, loggable: Loggable): Promise<void>;
    log(logLevel: number, message: any, ...params: any[]): Promise<void>;
    isTrace(): boolean;
    ifTrace(): Promise<void>;
    trace(loggable: Loggable): Promise<void>;
    trace(message: any, ...params: any[]): void;
    isDebug(): boolean;
    ifDebug(): void;
    debug(loggable: Loggable): void;
    debug(message: any, ...params: any[]): void;
    info(loggable: Loggable): void;
    info(message: any, ...params: any[]): void;
    isWarn(): boolean;
    ifWarn(): void;
    warn(loggable: Loggable): void;
    warn(message: any, ...params: any[]): void;
    isError(): boolean;
    ifError(): void;
    error(loggable: Loggable): void;
    error(message: any, ...params: any[]): void;
    isFatal(): boolean;
    ifFatal(): void;
    fatal(loggable: Loggable): void;
    fatal(message: any, ...params: any[]): void;
}
export declare class Logger implements ILogger {
    protected name: string;
    protected _logLevel: number;
    protected created: Promise<void>;
    protected server: ILoggerServer;
    constructor(name: string);
    setLogLevel(logLevel: number): void;
    getLogLevel(): number;
    isEnabled(logLevel: number): boolean;
    ifEnabled(logLevel: number): Promise<void>;
    log(logLevel: number, arg2: any | Loggable, ...params: any[]): Promise<void>;
    protected getLog(logLevel: number): Promise<Log>;
    protected format(value: any): any;
    isTrace(): boolean;
    ifTrace(): Promise<void>;
    trace(arg: any | Loggable, ...params: any[]): Promise<void>;
    isDebug(): boolean;
    ifDebug(): Promise<void>;
    debug(arg: any | Loggable, ...params: any[]): Promise<void>;
    isInfo(): boolean;
    ifInfo(): Promise<void>;
    info(arg: any | Loggable, ...params: any[]): Promise<void>;
    isWarn(): boolean;
    ifWarn(): Promise<void>;
    warn(arg: any | Loggable, ...params: any[]): Promise<void>;
    isError(): boolean;
    ifError(): Promise<void>;
    error(arg: any | Loggable, ...params: any[]): Promise<void>;
    isFatal(): boolean;
    ifFatal(): Promise<void>;
    fatal(arg: any | Loggable, ...params: any[]): Promise<void>;
}