/*!
 * Copyright (c) Microsoft Corporation and contributors. All rights reserved.
 * Licensed under the MIT License.
 */
import { ILumberjackEngine, ILumberjackSchemaValidator, ILumberjackOptions } from "@fluidframework/server-services-telemetry";
import nconf from "nconf";
import Transport = require("winston-transport");
/**
 * @internal
 */
export interface IWinstonConfig {
    colorize: boolean;
    json: boolean;
    label: string;
    level: string;
    timestamp: boolean;
    additionalTransportList?: Transport[];
}
export interface ILumberjackConfig {
    engineList: ILumberjackEngine[];
    schemaValidator?: ILumberjackSchemaValidator[];
    options?: Partial<ILumberjackOptions>;
}
/**
 * Configures the default behavior of the Winston logger and Lumberjack based on the provided config
 * @internal
 */
export declare function configureLogging(configOrPath: nconf.Provider | string): void;
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