export declare enum LogLevel {
    DEBUG = 0,
    INFO = 1,
    WARN = 2,
    ERROR = 3
}
export interface LogEntry {
    timestamp: Date;
    level: LogLevel;
    message: string;
    context?: Record<string, unknown>;
    error?: Error;
}
export declare class Logger {
    private logLevel;
    private enableColors;
    private requestIdCounter;
    constructor(logLevel?: LogLevel, enableColors?: boolean);
    setLogLevel(level: LogLevel): void;
    generateRequestId(): string;
    private formatMessage;
    private getColorForLevel;
    private log;
    debug(message: string, context?: Record<string, unknown>): void;
    info(message: string, context?: Record<string, unknown>): void;
    warn(message: string, context?: Record<string, unknown>): void;
    error(message: string, context?: Record<string, unknown>, error?: Error): void;
    toolInvoked(toolName: string, requestId: string, params?: Record<string, unknown>): void;
    toolCompleted(toolName: string, requestId: string, duration: number, success: boolean): void;
    toolError(toolName: string, requestId: string, error: Error, params?: Record<string, unknown>): void;
    serverStarted(): void;
    serverConnected(): void;
    private sanitizeParams;
}
export declare const logger: Logger;
//# sourceMappingURL=logger.d.ts.map