import { LogFormatterInterface } from '.';
import { LogAttributes, UnformattedAttributes } from '../types';
declare abstract class LogFormatter implements LogFormatterInterface {
    abstract formatAttributes(attributes: UnformattedAttributes): LogAttributes;
    formatError(error: Error): LogAttributes;
    formatTimestamp(now: Date): string;
    getCodeLocation(stack?: string): string;
}
export { LogFormatter };
//# sourceMappingURL=LogFormatter.d.ts.map