import Span from '../span/span';
import Segment from '../context/segment';
import ContextCarrier from './contextCarrier';
import { Component } from '../constants';
export default interface Context {
    segment: Segment;
    nSpans: number;
    newLocalSpan(operation: string): Span;
    newEntrySpan(operation: string, carrier?: ContextCarrier, inherit?: Component): Span;
    newExitSpan(operation: string, peer: string, component: Component, inherit?: Component): Span;
    start(span: Span): Context;
    stop(span: Span): boolean;
    async(span: Span): void;
    resync(span: Span): void;
}