import { Span } from 'opentracing';
import { ITracingOptions } from '../interface/ITracingOptions';
export declare enum EventTypes {
    START = "start",
    PENDING = "pending",
    SOCKET = "socket",
    CONNECT = "connect",
    DISCONNECT = "disconnect",
    DRAIN = "drain",
    CLOSE = "close",
    ERROR = "error",
    RESPONDED = "responded",
    RESPONSE = "response",
    END = "end",
    PARSE = "parse",
    CACHED = "cached"
}
export declare const events: TEvent;
declare type TEvent = {
    [key in EventTypes]: {
        description: string;
        phase: string | null;
    };
};
export declare function logStop(span: Span | null, parentSpan: Span | null, tracingOptions: ITracingOptions): void;
export {};