import { LogEntry } from 'winston/index';
import { Logger } from '@contentstack/cli-utilities';
import { LogsType, MessageType } from '@contentstack/cli-utilities/lib/logger';
import { ImportConfig } from '../types';
declare let logger: Logger;
export declare function isImportConfig(config: ImportConfig | MessageType): config is ImportConfig;
export declare function log(entry: LogEntry): void;
export declare function log(error: MessageType, logType: LogsType): void;
export declare function log(error: MessageType, logType: 'error', hidden: boolean): void;
export declare function initLogger(config?: ImportConfig | undefined): Logger;
export { logger };
export declare const trace: typeof log;