1 | /// <reference types="node" />
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2 | import http = require("http");
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3 | import { ServerOptions as EngineOptions, AttachOptions } from "engine.io";
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4 | import { ExtendedError, Namespace, ServerReservedEventsMap } from "./namespace";
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5 | import { Adapter, Room, SocketId } from "socket.io-adapter";
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6 | import * as parser from "socket.io-parser";
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7 | import type { Encoder } from "socket.io-parser";
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8 | import { Socket } from "./socket";
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9 | import type { BroadcastOperator, RemoteSocket } from "./broadcast-operator";
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10 | import { EventsMap, DefaultEventsMap, EventParams, StrictEventEmitter, EventNames } from "./typed-events";
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11 | declare type ParentNspNameMatchFn = (name: string, auth: {
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12 | [key: string]: any;
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13 | }, fn: (err: Error | null, success: boolean) => void) => void;
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14 | declare type AdapterConstructor = typeof Adapter | ((nsp: Namespace) => Adapter);
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15 | interface ServerOptions extends EngineOptions, AttachOptions {
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16 | /**
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17 | * name of the path to capture
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18 | * @default "/socket.io"
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19 | */
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20 | path: string;
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21 | /**
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22 | * whether to serve the client files
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23 | * @default true
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24 | */
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25 | serveClient: boolean;
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26 | /**
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27 | * the adapter to use
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28 | * @default the in-memory adapter (https://github.com/socketio/socket.io-adapter)
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29 | */
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30 | adapter: AdapterConstructor;
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31 | /**
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32 | * the parser to use
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33 | * @default the default parser (https://github.com/socketio/socket.io-parser)
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34 | */
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35 | parser: any;
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36 | /**
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37 | * how many ms before a client without namespace is closed
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38 | * @default 45000
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39 | */
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40 | connectTimeout: number;
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41 | }
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42 | export declare class Server<ListenEvents extends EventsMap = DefaultEventsMap, EmitEvents extends EventsMap = ListenEvents, ServerSideEvents extends EventsMap = DefaultEventsMap, SocketData = any> extends StrictEventEmitter<ServerSideEvents, EmitEvents, ServerReservedEventsMap<ListenEvents, EmitEvents, ServerSideEvents, SocketData>> {
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43 | readonly sockets: Namespace<ListenEvents, EmitEvents, ServerSideEvents, SocketData>;
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44 | /**
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45 | * A reference to the underlying Engine.IO server.
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46 | *
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47 | * Example:
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48 | *
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49 | * <code>
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50 | * const clientsCount = io.engine.clientsCount;
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51 | * </code>
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52 | *
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53 | */
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54 | engine: any;
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55 | /** @private */
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56 | readonly _parser: typeof parser;
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57 | /** @private */
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58 | readonly encoder: Encoder;
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59 | /**
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60 | * @private
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61 | */
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62 | _nsps: Map<string, Namespace<ListenEvents, EmitEvents, ServerSideEvents>>;
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63 | private parentNsps;
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64 | private _adapter?;
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65 | private _serveClient;
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66 | private opts;
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67 | private eio;
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68 | private _path;
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69 | private clientPathRegex;
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70 | /**
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71 | * @private
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72 | */
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73 | _connectTimeout: number;
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74 | private httpServer;
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75 | /**
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76 | * Server constructor.
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77 | *
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78 | * @param srv http server, port, or options
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79 | * @param [opts]
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80 | * @public
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81 | */
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82 | constructor(opts?: Partial<ServerOptions>);
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83 | constructor(srv?: http.Server | number, opts?: Partial<ServerOptions>);
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84 | constructor(srv: undefined | Partial<ServerOptions> | http.Server | number, opts?: Partial<ServerOptions>);
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85 | /**
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86 | * Sets/gets whether client code is being served.
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87 | *
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88 | * @param v - whether to serve client code
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89 | * @return self when setting or value when getting
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90 | * @public
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91 | */
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92 | serveClient(v: boolean): this;
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93 | serveClient(): boolean;
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94 | serveClient(v?: boolean): this | boolean;
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95 | /**
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96 | * Executes the middleware for an incoming namespace not already created on the server.
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97 | *
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98 | * @param name - name of incoming namespace
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99 | * @param auth - the auth parameters
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100 | * @param fn - callback
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101 | *
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102 | * @private
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103 | */
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104 | _checkNamespace(name: string, auth: {
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105 | [key: string]: any;
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106 | }, fn: (nsp: Namespace<ListenEvents, EmitEvents, ServerSideEvents> | false) => void): void;
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107 | /**
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108 | * Sets the client serving path.
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109 | *
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110 | * @param {String} v pathname
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111 | * @return {Server|String} self when setting or value when getting
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112 | * @public
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113 | */
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114 | path(v: string): this;
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115 | path(): string;
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116 | path(v?: string): this | string;
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117 | /**
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118 | * Set the delay after which a client without namespace is closed
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119 | * @param v
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120 | * @public
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121 | */
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122 | connectTimeout(v: number): this;
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123 | connectTimeout(): number;
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124 | connectTimeout(v?: number): this | number;
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125 | /**
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126 | * Sets the adapter for rooms.
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127 | *
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128 | * @param v pathname
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129 | * @return self when setting or value when getting
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130 | * @public
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131 | */
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132 | adapter(): AdapterConstructor | undefined;
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133 | adapter(v: AdapterConstructor): this;
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134 | /**
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135 | * Attaches socket.io to a server or port.
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136 | *
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137 | * @param srv - server or port
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138 | * @param opts - options passed to engine.io
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139 | * @return self
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140 | * @public
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141 | */
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142 | listen(srv: http.Server | number, opts?: Partial<ServerOptions>): this;
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143 | /**
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144 | * Attaches socket.io to a server or port.
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145 | *
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146 | * @param srv - server or port
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147 | * @param opts - options passed to engine.io
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148 | * @return self
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149 | * @public
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150 | */
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151 | attach(srv: http.Server | number, opts?: Partial<ServerOptions>): this;
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152 | attachApp(app: any, opts?: Partial<ServerOptions>): void;
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153 | /**
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154 | * Initialize engine
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155 | *
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156 | * @param srv - the server to attach to
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157 | * @param opts - options passed to engine.io
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158 | * @private
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159 | */
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160 | private initEngine;
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161 | /**
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162 | * Attaches the static file serving.
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163 | *
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164 | * @param srv http server
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165 | * @private
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166 | */
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167 | private attachServe;
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168 | /**
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169 | * Handles a request serving of client source and map
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170 | *
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171 | * @param req
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172 | * @param res
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173 | * @private
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174 | */
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175 | private serve;
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176 | /**
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177 | * @param filename
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178 | * @param req
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179 | * @param res
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180 | * @private
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181 | */
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182 | private static sendFile;
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183 | /**
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184 | * Binds socket.io to an engine.io instance.
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185 | *
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186 | * @param {engine.Server} engine engine.io (or compatible) server
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187 | * @return self
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188 | * @public
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189 | */
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190 | bind(engine: any): this;
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191 | /**
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192 | * Called with each incoming transport connection.
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193 | *
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194 | * @param {engine.Socket} conn
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195 | * @return self
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196 | * @private
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197 | */
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198 | private onconnection;
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199 | /**
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200 | * Looks up a namespace.
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201 | *
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202 | * @param {String|RegExp|Function} name nsp name
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203 | * @param fn optional, nsp `connection` ev handler
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204 | * @public
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205 | */
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206 | of(name: string | RegExp | ParentNspNameMatchFn, fn?: (socket: Socket<ListenEvents, EmitEvents, ServerSideEvents, SocketData>) => void): Namespace<ListenEvents, EmitEvents, ServerSideEvents>;
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207 | /**
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208 | * Closes server connection
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209 | *
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210 | * @param [fn] optional, called as `fn([err])` on error OR all conns closed
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211 | * @public
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212 | */
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213 | close(fn?: (err?: Error) => void): void;
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214 | /**
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215 | * Sets up namespace middleware.
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216 | *
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217 | * @return self
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218 | * @public
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219 | */
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220 | use(fn: (socket: Socket<ListenEvents, EmitEvents, ServerSideEvents, SocketData>, next: (err?: ExtendedError) => void) => void): this;
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221 | /**
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222 | * Targets a room when emitting.
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223 | *
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224 | * @param room
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225 | * @return self
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226 | * @public
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227 | */
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228 | to(room: Room | Room[]): BroadcastOperator<EmitEvents>;
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229 | /**
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230 | * Targets a room when emitting.
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231 | *
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232 | * @param room
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233 | * @return self
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234 | * @public
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235 | */
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236 | in(room: Room | Room[]): BroadcastOperator<EmitEvents>;
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237 | /**
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238 | * Excludes a room when emitting.
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239 | *
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240 | * @param name
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241 | * @return self
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242 | * @public
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243 | */
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244 | except(name: Room | Room[]): BroadcastOperator<EmitEvents>;
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245 | /**
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246 | * Sends a `message` event to all clients.
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247 | *
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248 | * @return self
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249 | * @public
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250 | */
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251 | send(...args: EventParams<EmitEvents, "message">): this;
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252 | /**
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253 | * Sends a `message` event to all clients.
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254 | *
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255 | * @return self
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256 | * @public
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257 | */
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258 | write(...args: EventParams<EmitEvents, "message">): this;
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259 | /**
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260 | * Emit a packet to other Socket.IO servers
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261 | *
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262 | * @param ev - the event name
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263 | * @param args - an array of arguments, which may include an acknowledgement callback at the end
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264 | * @public
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265 | */
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266 | serverSideEmit<Ev extends EventNames<ServerSideEvents>>(ev: Ev, ...args: EventParams<ServerSideEvents, Ev>): boolean;
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267 | /**
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268 | * Gets a list of socket ids.
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269 | *
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270 | * @public
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271 | */
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272 | allSockets(): Promise<Set<SocketId>>;
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273 | /**
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274 | * Sets the compress flag.
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275 | *
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276 | * @param compress - if `true`, compresses the sending data
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277 | * @return self
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278 | * @public
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279 | */
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280 | compress(compress: boolean): BroadcastOperator<EmitEvents>;
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281 | /**
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282 | * Sets a modifier for a subsequent event emission that the event data may be lost if the client is not ready to
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283 | * receive messages (because of network slowness or other issues, or because they’re connected through long polling
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284 | * and is in the middle of a request-response cycle).
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285 | *
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286 | * @return self
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287 | * @public
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288 | */
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289 | get volatile(): BroadcastOperator<EmitEvents>;
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290 | /**
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291 | * Sets a modifier for a subsequent event emission that the event data will only be broadcast to the current node.
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292 | *
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293 | * @return self
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294 | * @public
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295 | */
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296 | get local(): BroadcastOperator<EmitEvents>;
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297 | /**
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298 | * Returns the matching socket instances
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299 | *
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300 | * @public
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301 | */
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302 | fetchSockets(): Promise<RemoteSocket<EmitEvents>[]>;
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303 | /**
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304 | * Makes the matching socket instances join the specified rooms
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305 | *
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306 | * @param room
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307 | * @public
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308 | */
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309 | socketsJoin(room: Room | Room[]): void;
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310 | /**
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311 | * Makes the matching socket instances leave the specified rooms
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312 | *
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313 | * @param room
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314 | * @public
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315 | */
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316 | socketsLeave(room: Room | Room[]): void;
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317 | /**
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318 | * Makes the matching socket instances disconnect
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319 | *
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320 | * @param close - whether to close the underlying connection
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321 | * @public
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322 | */
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323 | disconnectSockets(close?: boolean): void;
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324 | }
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325 | export { Socket, ServerOptions, Namespace, BroadcastOperator, RemoteSocket };
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