import type { Reporter, LogObj } from '../logger.h';
type FormatFn = (logObj: LogObj) => Record<string, any>;
export type JSONReporterConfigurator = {
    stream?: NodeJS.WritableStream;
    format?: FormatFn;
};
export declare class JSONReporter implements Reporter {
    private stream;
    private format;
    constructor({ stream, format, }?: JSONReporterConfigurator);
    log(logObj: LogObj): void;
}
export {};
//# sourceMappingURL=json.d.ts.map