/**
 * Enhanced Logger for DYNAMIXEL library
 * Inspired by DynaNode's Logger architecture
 * Provides structured logging with performance metrics and filtering
 */
export class Logger extends EventEmitter<[never]> {
    constructor(options?: {});
    level: any;
    enableConsole: boolean;
    enableFile: any;
    maxLogEntries: any;
    enablePerformanceMetrics: any;
    logLevels: {
        trace: number;
        debug: number;
        info: number;
        warn: number;
        error: number;
        fatal: number;
    };
    logs: any[];
    performanceMetrics: Map<any, any>;
    logCount: {
        trace: number;
        debug: number;
        info: number;
        warn: number;
        error: number;
        fatal: number;
    };
    setupFormatters(): void;
    formatters: {
        console: (entry: any) => string;
        json: (entry: any) => string;
        structured: (entry: any) => {
            timestamp: any;
            level: any;
            message: any;
            deviceId: any;
            category: any;
            data: any;
            performance: any;
        };
    } | undefined;
    /**
       * Check if a log level should be output
       */
    shouldLog(level: any): boolean;
    /**
       * Core logging method
       */
    log(level: any, message: any, data?: {}): void;
    outputToConsole(entry: any): void;
    trace(message: any, data: any): void;
    debug(message: any, data: any): void;
    info(message: any, data: any): void;
    warn(message: any, data: any): void;
    error(message: any, data: any): void;
    fatal(message: any, data: any): void;
    /**
       * Protocol-specific logging methods
       */
    logProtocol(direction: any, deviceId: any, packet: any, timing: any): void;
    logPacketSent(deviceId: any, instruction: any, parameters: any, timing: any): void;
    logPacketReceived(deviceId: any, packet: any, timing: any): void;
    /**
       * Connection logging
       */
    logConnection(event: any, connectionType: any, details?: {}): void;
    /**
       * Device discovery logging
       */
    logDiscovery(event: any, details?: {}): void;
    /**
       * Performance tracking
       */
    startPerformanceTimer(operation: any, context?: {}): string;
    endPerformanceTimer(timerId: any, additionalData?: {}): {
        operation: any;
        duration: number;
        context: any;
    } | null;
    /**
       * Measure function execution time
       */
    measureAsync(operation: any, fn: any, context?: {}): Promise<any>;
    measure(operation: any, fn: any, context?: {}): any;
    /**
       * Get filtered logs
       */
    getLogs(filters?: {}): any[];
    /**
       * Get log statistics
       */
    getStatistics(): {
        totalLogs: number;
        logCounts: {
            trace: number;
            debug: number;
            info: number;
            warn: number;
            error: number;
            fatal: number;
        };
        categories: {};
        devices: {};
        recentErrors: any[];
        timeSpan: {
            start: any;
            end: any;
        } | null;
    };
    /**
       * Export logs
       */
    exportLogs(format?: string, filters?: {}): string;
    /**
       * Clear logs
       */
    clearLogs(): void;
    /**
       * Set log level
       */
    setLevel(level: any): void;
    /**
       * Create a child logger with context
       */
    child(context?: {}): any;
    /**
       * Device-specific logger
       */
    forDevice(deviceId: any): any;
    /**
       * Category-specific logger
       */
    forCategory(category: any): any;
}
export const logger: Logger;
export function trace(message: any, data: any): void;
export function debug(message: any, data: any): void;
export function info(message: any, data: any): void;
export function warn(message: any, data: any): void;
export function error(message: any, data: any): void;
export function fatal(message: any, data: any): void;
import { EventEmitter } from 'events';