import { MessageRawPluginArgs, Plugin, PluginArgs } from '@socket-mesh/core';
import { RawData } from 'ws';
export declare class InOrderPlugin implements Plugin {
    private readonly _inboundMessageStream;
    type: 'inOrder';
    constructor();
    handleInboundMessageStream(): void;
    onEnd({ transport }: PluginArgs): void;
    onMessageRaw(options: MessageRawPluginArgs): Promise<RawData | string>;
}