/**
 * Copyright (c) Microsoft Corporation. All rights reserved.
 * Licensed under the MIT License.
 */
/**
 * Logger interface used by the Agents SDK telemetry surface.
 */
export interface Logger {
    info(message: string, ...args: any[]): void;
    warn(message: string, ...args: any[]): void;
    error(message: string, ...args: any[]): void;
    debug(message: string, ...args: any[]): void;
}
/**
 * Supported logger method names.
 */
export type LoggerLevel = keyof Logger;
/**
 * Ordered list of logger levels used when composing logger implementations.
 */
export declare const levels: LoggerLevel[];