import type { IRootTracer, ITracerParams, Attributes, ITracerOptions } from "./types";
import { Tracer } from "./Tracer";
import type { Milliseconds } from "../utils";
import type { ISubscription } from "../reactive";
export declare class RootTracer extends Tracer implements IRootTracer {
	private readonly attributes$;
	private readonly paused$;
	constructor(options?: ITracerOptions);
	protected override init({ name, getParentContext }: ITracerParams, startTime: Milliseconds): void;
	getTraceId(): string;
	setSpanAttributes(attributes: Attributes): void;
	addSubscription(item: Parameters<ISubscription["add"]>[0]): void;
}