import { SyslogLevelT } from "./syslog.js";
import { KeysUppercase } from "./types.js";
export interface LogContext<MessageT = string, LevelT = SyslogLevelT> {
    message: MessageT;
    name?: string;
    level: KeysUppercase<LevelT>;
    func?: string;
    line?: string;
    col?: string;
    isotime?: string;
    location?: string;
    pid?: number;
    hostname?: string;
    threadid?: number;
    stack?: string;
    metadata?: unknown;
    label?: string;
}
export declare function isLogContext<MessageT, LevelT>(value: object): value is LogContext<MessageT, LevelT>;