import { Logger } from './logger';
import { Level } from './level';
export declare class MetadataLoggerContext extends Logger {
    private readonly logger;
    readonly _metadata: object;
    constructor(logger: Logger, metadata: object);
    error(message: unknown, metadata?: object): void;
    warn(message: unknown, metadata?: object): void;
    info(message: unknown, metadata?: object): void;
    debug(message: unknown, metadata?: object): void;
    trace(message: unknown, metadata?: object): void;
    metadata(metadata: object): MetadataLoggerContext;
    private getMetadata;
    tag(tag: string): MetadataLoggerContext;
    data(data: unknown): MetadataLoggerContext;
    setLevel(level: Level): void;
}