import { CreateChildLoggerOptions } from '@elunic/logger';
import { Inject } from '@nestjs/common';
export declare const TOKEN_PREFIX: string;
export declare const ROOT_LOGGER_TOKEN: unique symbol;
export declare const loggerNamespaces: Map<string | symbol, [
    string,
    CreateChildLoggerOptions | undefined
]>;
export declare function InjectLogger(childNamespace?: string, rawChildOptions?: CreateChildLoggerOptions): ReturnType<typeof Inject>;
export declare function getLoggerTokenFor(childNamespace?: string): string;