diff --git a/novnc/app/socket.io.js b/novnc/app/socket.io.js
deleted file mode 100644
index 8bc57f97291ba04381360b81ff575c736b39cfb8..0000000000000000000000000000000000000000
--- a/novnc/app/socket.io.js
+++ /dev/null
@@ -1,6129 +0,0 @@
-/*!
- * Socket.IO v3.0.4
- * (c) 2014-2020 Guillermo Rauch
- * Released under the MIT License.
- */
-(function webpackUniversalModuleDefinition(root, factory) {
- if(typeof exports === 'object' && typeof module === 'object')
- module.exports = factory();
- else if(typeof define === 'function' && define.amd)
- define([], factory);
- else if(typeof exports === 'object')
- exports["io"] = factory();
- else
- root["io"] = factory();
-})((() => {
- if (typeof self !== 'undefined') {
- return self;
- } else if (typeof window !== 'undefined') {
- return window;
- } else if (typeof global !== 'undefined') {
- return global;
- } else {
- return Function('return this')();
- }
- })(), function() {
-return /******/ (function(modules) { // webpackBootstrap
-/******/ // The module cache
-/******/ var installedModules = {};
-/******/
-/******/ // The require function
-/******/ function __webpack_require__(moduleId) {
-/******/
-/******/ // Check if module is in cache
-/******/ if(installedModules[moduleId]) {
-/******/ return installedModules[moduleId].exports;
-/******/ }
-/******/ // Create a new module (and put it into the cache)
-/******/ var module = installedModules[moduleId] = {
-/******/ i: moduleId,
-/******/ l: false,
-/******/ exports: {}
-/******/ };
-/******/
-/******/ // Execute the module function
-/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
-/******/
-/******/ // Flag the module as loaded
-/******/ module.l = true;
-/******/
-/******/ // Return the exports of the module
-/******/ return module.exports;
-/******/ }
-/******/
-/******/
-/******/ // expose the modules object (__webpack_modules__)
-/******/ __webpack_require__.m = modules;
-/******/
-/******/ // expose the module cache
-/******/ __webpack_require__.c = installedModules;
-/******/
-/******/ // define getter function for harmony exports
-/******/ __webpack_require__.d = function(exports, name, getter) {
-/******/ if(!__webpack_require__.o(exports, name)) {
-/******/ Object.defineProperty(exports, name, { enumerable: true, get: getter });
-/******/ }
-/******/ };
-/******/
-/******/ // define __esModule on exports
-/******/ __webpack_require__.r = function(exports) {
-/******/ if(typeof Symbol !== 'undefined' && Symbol.toStringTag) {
-/******/ Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });
-/******/ }
-/******/ Object.defineProperty(exports, '__esModule', { value: true });
-/******/ };
-/******/
-/******/ // create a fake namespace object
-/******/ // mode & 1: value is a module id, require it
-/******/ // mode & 2: merge all properties of value into the ns
-/******/ // mode & 4: return value when already ns object
-/******/ // mode & 8|1: behave like require
-/******/ __webpack_require__.t = function(value, mode) {
-/******/ if(mode & 1) value = __webpack_require__(value);
-/******/ if(mode & 8) return value;
-/******/ if((mode & 4) && typeof value === 'object' && value && value.__esModule) return value;
-/******/ var ns = Object.create(null);
-/******/ __webpack_require__.r(ns);
-/******/ Object.defineProperty(ns, 'default', { enumerable: true, value: value });
-/******/ if(mode & 2 && typeof value != 'string') for(var key in value) __webpack_require__.d(ns, key, function(key) { return value[key]; }.bind(null, key));
-/******/ return ns;
-/******/ };
-/******/
-/******/ // getDefaultExport function for compatibility with non-harmony modules
-/******/ __webpack_require__.n = function(module) {
-/******/ var getter = module && module.__esModule ?
-/******/ function getDefault() { return module['default']; } :
-/******/ function getModuleExports() { return module; };
-/******/ __webpack_require__.d(getter, 'a', getter);
-/******/ return getter;
-/******/ };
-/******/
-/******/ // Object.prototype.hasOwnProperty.call
-/******/ __webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };
-/******/
-/******/ // __webpack_public_path__
-/******/ __webpack_require__.p = "";
-/******/
-/******/
-/******/ // Load entry module and return exports
-/******/ return __webpack_require__(__webpack_require__.s = "./build/index.js");
-/******/ })
-/************************************************************************/
-/******/ ({
-
-/***/ "./build/index.js":
-/*!************************!*\
- !*** ./build/index.js ***!
- \************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-Object.defineProperty(exports, "__esModule", {
- value: true
-});
-exports.Socket = exports.io = exports.Manager = exports.protocol = void 0;
-
-var url_1 = __webpack_require__(/*! ./url */ "./build/url.js");
-
-var manager_1 = __webpack_require__(/*! ./manager */ "./build/manager.js");
-
-var socket_1 = __webpack_require__(/*! ./socket */ "./build/socket.js");
-
-Object.defineProperty(exports, "Socket", {
- enumerable: true,
- get: function get() {
- return socket_1.Socket;
- }
-});
-
-var debug = __webpack_require__(/*! debug */ "./node_modules/debug/src/browser.js")("socket.io-client");
-/**
- * Module exports.
- */
-
-
-module.exports = exports = lookup;
-/**
- * Managers cache.
- */
-
-var cache = exports.managers = {};
-
-function lookup(uri, opts) {
- if (_typeof(uri) === "object") {
- opts = uri;
- uri = undefined;
- }
-
- opts = opts || {};
- var parsed = url_1.url(uri);
- var source = parsed.source;
- var id = parsed.id;
- var path = parsed.path;
- var sameNamespace = cache[id] && path in cache[id]["nsps"];
- var newConnection = opts.forceNew || opts["force new connection"] || false === opts.multiplex || sameNamespace;
- var io;
-
- if (newConnection) {
- debug("ignoring socket cache for %s", source);
- io = new manager_1.Manager(source, opts);
- } else {
- if (!cache[id]) {
- debug("new io instance for %s", source);
- cache[id] = new manager_1.Manager(source, opts);
- }
-
- io = cache[id];
- }
-
- if (parsed.query && !opts.query) {
- opts.query = parsed.query;
- }
-
- return io.socket(parsed.path, opts);
-}
-
-exports.io = lookup;
-/**
- * Protocol version.
- *
- * @public
- */
-
-var socket_io_parser_1 = __webpack_require__(/*! socket.io-parser */ "./node_modules/socket.io-parser/dist/index.js");
-
-Object.defineProperty(exports, "protocol", {
- enumerable: true,
- get: function get() {
- return socket_io_parser_1.protocol;
- }
-});
-/**
- * `connect`.
- *
- * @param {String} uri
- * @public
- */
-
-exports.connect = lookup;
-/**
- * Expose constructors for standalone build.
- *
- * @public
- */
-
-var manager_2 = __webpack_require__(/*! ./manager */ "./build/manager.js");
-
-Object.defineProperty(exports, "Manager", {
- enumerable: true,
- get: function get() {
- return manager_2.Manager;
- }
-});
-
-/***/ }),
-
-/***/ "./build/manager.js":
-/*!**************************!*\
- !*** ./build/manager.js ***!
- \**************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
-
-function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
-
-function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
-
-function _get(target, property, receiver) { if (typeof Reflect !== "undefined" && Reflect.get) { _get = Reflect.get; } else { _get = function _get(target, property, receiver) { var base = _superPropBase(target, property); if (!base) return; var desc = Object.getOwnPropertyDescriptor(base, property); if (desc.get) { return desc.get.call(receiver); } return desc.value; }; } return _get(target, property, receiver || target); }
-
-function _superPropBase(object, property) { while (!Object.prototype.hasOwnProperty.call(object, property)) { object = _getPrototypeOf(object); if (object === null) break; } return object; }
-
-function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
-
-function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
-
-function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
-
-function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
-
-function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
-
-function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }
-
-function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
-
-Object.defineProperty(exports, "__esModule", {
- value: true
-});
-exports.Manager = void 0;
-
-var eio = __webpack_require__(/*! engine.io-client */ "./node_modules/engine.io-client/lib/index.js");
-
-var socket_1 = __webpack_require__(/*! ./socket */ "./build/socket.js");
-
-var Emitter = __webpack_require__(/*! component-emitter */ "./node_modules/component-emitter/index.js");
-
-var parser = __webpack_require__(/*! socket.io-parser */ "./node_modules/socket.io-parser/dist/index.js");
-
-var on_1 = __webpack_require__(/*! ./on */ "./build/on.js");
-
-var bind = __webpack_require__(/*! component-bind */ "./node_modules/component-bind/index.js");
-
-var Backoff = __webpack_require__(/*! backo2 */ "./node_modules/backo2/index.js");
-
-var debug = __webpack_require__(/*! debug */ "./node_modules/debug/src/browser.js")("socket.io-client:manager");
-
-var Manager = /*#__PURE__*/function (_Emitter) {
- _inherits(Manager, _Emitter);
-
- var _super = _createSuper(Manager);
-
- function Manager(uri, opts) {
- var _this;
-
- _classCallCheck(this, Manager);
-
- _this = _super.call(this);
- _this.nsps = {};
- _this.subs = [];
-
- if (uri && "object" === _typeof(uri)) {
- opts = uri;
- uri = undefined;
- }
-
- opts = opts || {};
- opts.path = opts.path || "/socket.io";
- _this.opts = opts;
-
- _this.reconnection(opts.reconnection !== false);
-
- _this.reconnectionAttempts(opts.reconnectionAttempts || Infinity);
-
- _this.reconnectionDelay(opts.reconnectionDelay || 1000);
-
- _this.reconnectionDelayMax(opts.reconnectionDelayMax || 5000);
-
- _this.randomizationFactor(opts.randomizationFactor || 0.5);
-
- _this.backoff = new Backoff({
- min: _this.reconnectionDelay(),
- max: _this.reconnectionDelayMax(),
- jitter: _this.randomizationFactor()
- });
-
- _this.timeout(null == opts.timeout ? 20000 : opts.timeout);
-
- _this._readyState = "closed";
- _this.uri = uri;
-
- var _parser = opts.parser || parser;
-
- _this.encoder = new _parser.Encoder();
- _this.decoder = new _parser.Decoder();
- _this._autoConnect = opts.autoConnect !== false;
- if (_this._autoConnect) _this.open();
- return _this;
- }
-
- _createClass(Manager, [{
- key: "reconnection",
- value: function reconnection(v) {
- if (!arguments.length) return this._reconnection;
- this._reconnection = !!v;
- return this;
- }
- }, {
- key: "reconnectionAttempts",
- value: function reconnectionAttempts(v) {
- if (v === undefined) return this._reconnectionAttempts;
- this._reconnectionAttempts = v;
- return this;
- }
- }, {
- key: "reconnectionDelay",
- value: function reconnectionDelay(v) {
- var _a;
-
- if (v === undefined) return this._reconnectionDelay;
- this._reconnectionDelay = v;
- (_a = this.backoff) === null || _a === void 0 ? void 0 : _a.setMin(v);
- return this;
- }
- }, {
- key: "randomizationFactor",
- value: function randomizationFactor(v) {
- var _a;
-
- if (v === undefined) return this._randomizationFactor;
- this._randomizationFactor = v;
- (_a = this.backoff) === null || _a === void 0 ? void 0 : _a.setJitter(v);
- return this;
- }
- }, {
- key: "reconnectionDelayMax",
- value: function reconnectionDelayMax(v) {
- var _a;
-
- if (v === undefined) return this._reconnectionDelayMax;
- this._reconnectionDelayMax = v;
- (_a = this.backoff) === null || _a === void 0 ? void 0 : _a.setMax(v);
- return this;
- }
- }, {
- key: "timeout",
- value: function timeout(v) {
- if (!arguments.length) return this._timeout;
- this._timeout = v;
- return this;
- }
- /**
- * Starts trying to reconnect if reconnection is enabled and we have not
- * started reconnecting yet
- *
- * @private
- */
-
- }, {
- key: "maybeReconnectOnOpen",
- value: function maybeReconnectOnOpen() {
- // Only try to reconnect if it's the first time we're connecting
- if (!this._reconnecting && this._reconnection && this.backoff.attempts === 0) {
- // keeps reconnection from firing twice for the same reconnection loop
- this.reconnect();
- }
- }
- /**
- * Sets the current transport `socket`.
- *
- * @param {Function} fn - optional, callback
- * @return self
- * @public
- */
-
- }, {
- key: "open",
- value: function open(fn) {
- var _this2 = this;
-
- debug("readyState %s", this._readyState);
- if (~this._readyState.indexOf("open")) return this;
- debug("opening %s", this.uri);
- this.engine = eio(this.uri, this.opts);
- var socket = this.engine;
- var self = this;
- this._readyState = "opening";
- this.skipReconnect = false; // emit `open`
-
- var openSub = on_1.on(socket, "open", function () {
- self.onopen();
- fn && fn();
- }); // emit `error`
-
- var errorSub = on_1.on(socket, "error", function (err) {
- debug("error");
- self.cleanup();
- self._readyState = "closed";
-
- _get(_getPrototypeOf(Manager.prototype), "emit", _this2).call(_this2, "error", err);
-
- if (fn) {
- fn(err);
- } else {
- // Only do this if there is no fn to handle the error
- self.maybeReconnectOnOpen();
- }
- });
-
- if (false !== this._timeout) {
- var timeout = this._timeout;
- debug("connect attempt will timeout after %d", timeout);
-
- if (timeout === 0) {
- openSub.destroy(); // prevents a race condition with the 'open' event
- } // set timer
-
-
- var timer = setTimeout(function () {
- debug("connect attempt timed out after %d", timeout);
- openSub.destroy();
- socket.close();
- socket.emit("error", new Error("timeout"));
- }, timeout);
- this.subs.push({
- destroy: function destroy() {
- clearTimeout(timer);
- }
- });
- }
-
- this.subs.push(openSub);
- this.subs.push(errorSub);
- return this;
- }
- /**
- * Alias for open()
- *
- * @return {Manager} self
- * @public
- */
-
- }, {
- key: "connect",
- value: function connect(fn) {
- return this.open(fn);
- }
- /**
- * Called upon transport open.
- *
- * @private
- */
-
- }, {
- key: "onopen",
- value: function onopen() {
- debug("open"); // clear old subs
-
- this.cleanup(); // mark as open
-
- this._readyState = "open";
-
- _get(_getPrototypeOf(Manager.prototype), "emit", this).call(this, "open"); // add new subs
-
-
- var socket = this.engine;
- this.subs.push(on_1.on(socket, "data", bind(this, "ondata")), on_1.on(socket, "ping", bind(this, "onping")), on_1.on(socket, "error", bind(this, "onerror")), on_1.on(socket, "close", bind(this, "onclose")), on_1.on(this.decoder, "decoded", bind(this, "ondecoded")));
- }
- /**
- * Called upon a ping.
- *
- * @private
- */
-
- }, {
- key: "onping",
- value: function onping() {
- _get(_getPrototypeOf(Manager.prototype), "emit", this).call(this, "ping");
- }
- /**
- * Called with data.
- *
- * @private
- */
-
- }, {
- key: "ondata",
- value: function ondata(data) {
- this.decoder.add(data);
- }
- /**
- * Called when parser fully decodes a packet.
- *
- * @private
- */
-
- }, {
- key: "ondecoded",
- value: function ondecoded(packet) {
- _get(_getPrototypeOf(Manager.prototype), "emit", this).call(this, "packet", packet);
- }
- /**
- * Called upon socket error.
- *
- * @private
- */
-
- }, {
- key: "onerror",
- value: function onerror(err) {
- debug("error", err);
-
- _get(_getPrototypeOf(Manager.prototype), "emit", this).call(this, "error", err);
- }
- /**
- * Creates a new socket for the given `nsp`.
- *
- * @return {Socket}
- * @public
- */
-
- }, {
- key: "socket",
- value: function socket(nsp, opts) {
- var socket = this.nsps[nsp];
-
- if (!socket) {
- socket = new socket_1.Socket(this, nsp, opts);
- this.nsps[nsp] = socket;
- }
-
- return socket;
- }
- /**
- * Called upon a socket close.
- *
- * @param socket
- * @private
- */
-
- }, {
- key: "_destroy",
- value: function _destroy(socket) {
- var nsps = Object.keys(this.nsps);
-
- for (var _i = 0, _nsps = nsps; _i < _nsps.length; _i++) {
- var nsp = _nsps[_i];
- var _socket = this.nsps[nsp];
-
- if (_socket.active) {
- debug("socket %s is still active, skipping close", nsp);
- return;
- }
- }
-
- this._close();
- }
- /**
- * Writes a packet.
- *
- * @param packet
- * @private
- */
-
- }, {
- key: "_packet",
- value: function _packet(packet) {
- debug("writing packet %j", packet);
- if (packet.query && packet.type === 0) packet.nsp += "?" + packet.query;
- var encodedPackets = this.encoder.encode(packet);
-
- for (var i = 0; i < encodedPackets.length; i++) {
- this.engine.write(encodedPackets[i], packet.options);
- }
- }
- /**
- * Clean up transport subscriptions and packet buffer.
- *
- * @private
- */
-
- }, {
- key: "cleanup",
- value: function cleanup() {
- debug("cleanup");
- var subsLength = this.subs.length;
-
- for (var i = 0; i < subsLength; i++) {
- var sub = this.subs.shift();
- sub.destroy();
- }
-
- this.decoder.destroy();
- }
- /**
- * Close the current socket.
- *
- * @private
- */
-
- }, {
- key: "_close",
- value: function _close() {
- debug("disconnect");
- this.skipReconnect = true;
- this._reconnecting = false;
-
- if ("opening" === this._readyState) {
- // `onclose` will not fire because
- // an open event never happened
- this.cleanup();
- }
-
- this.backoff.reset();
- this._readyState = "closed";
- if (this.engine) this.engine.close();
- }
- /**
- * Alias for close()
- *
- * @private
- */
-
- }, {
- key: "disconnect",
- value: function disconnect() {
- return this._close();
- }
- /**
- * Called upon engine close.
- *
- * @private
- */
-
- }, {
- key: "onclose",
- value: function onclose(reason) {
- debug("onclose");
- this.cleanup();
- this.backoff.reset();
- this._readyState = "closed";
-
- _get(_getPrototypeOf(Manager.prototype), "emit", this).call(this, "close", reason);
-
- if (this._reconnection && !this.skipReconnect) {
- this.reconnect();
- }
- }
- /**
- * Attempt a reconnection.
- *
- * @private
- */
-
- }, {
- key: "reconnect",
- value: function reconnect() {
- var _this3 = this;
-
- if (this._reconnecting || this.skipReconnect) return this;
- var self = this;
-
- if (this.backoff.attempts >= this._reconnectionAttempts) {
- debug("reconnect failed");
- this.backoff.reset();
-
- _get(_getPrototypeOf(Manager.prototype), "emit", this).call(this, "reconnect_failed");
-
- this._reconnecting = false;
- } else {
- var delay = this.backoff.duration();
- debug("will wait %dms before reconnect attempt", delay);
- this._reconnecting = true;
- var timer = setTimeout(function () {
- if (self.skipReconnect) return;
- debug("attempting reconnect");
-
- _get(_getPrototypeOf(Manager.prototype), "emit", _this3).call(_this3, "reconnect_attempt", self.backoff.attempts); // check again for the case socket closed in above events
-
-
- if (self.skipReconnect) return;
- self.open(function (err) {
- if (err) {
- debug("reconnect attempt error");
- self._reconnecting = false;
- self.reconnect();
-
- _get(_getPrototypeOf(Manager.prototype), "emit", _this3).call(_this3, "reconnect_error", err);
- } else {
- debug("reconnect success");
- self.onreconnect();
- }
- });
- }, delay);
- this.subs.push({
- destroy: function destroy() {
- clearTimeout(timer);
- }
- });
- }
- }
- /**
- * Called upon successful reconnect.
- *
- * @private
- */
-
- }, {
- key: "onreconnect",
- value: function onreconnect() {
- var attempt = this.backoff.attempts;
- this._reconnecting = false;
- this.backoff.reset();
-
- _get(_getPrototypeOf(Manager.prototype), "emit", this).call(this, "reconnect", attempt);
- }
- }]);
-
- return Manager;
-}(Emitter);
-
-exports.Manager = Manager;
-
-/***/ }),
-
-/***/ "./build/on.js":
-/*!*********************!*\
- !*** ./build/on.js ***!
- \*********************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-Object.defineProperty(exports, "__esModule", {
- value: true
-});
-exports.on = void 0;
-
-function on(obj, ev, fn) {
- obj.on(ev, fn);
- return {
- destroy: function destroy() {
- obj.off(ev, fn);
- }
- };
-}
-
-exports.on = on;
-
-/***/ }),
-
-/***/ "./build/socket.js":
-/*!*************************!*\
- !*** ./build/socket.js ***!
- \*************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-function _createForOfIteratorHelper(o, allowArrayLike) { var it; if (typeof Symbol === "undefined" || o[Symbol.iterator] == null) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e) { throw _e; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = o[Symbol.iterator](); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e2) { didErr = true; err = _e2; }, f: function f() { try { if (!normalCompletion && it["return"] != null) it["return"](); } finally { if (didErr) throw err; } } }; }
-
-function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
-
-function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }
-
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
-
-function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
-
-function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
-
-function _get(target, property, receiver) { if (typeof Reflect !== "undefined" && Reflect.get) { _get = Reflect.get; } else { _get = function _get(target, property, receiver) { var base = _superPropBase(target, property); if (!base) return; var desc = Object.getOwnPropertyDescriptor(base, property); if (desc.get) { return desc.get.call(receiver); } return desc.value; }; } return _get(target, property, receiver || target); }
-
-function _superPropBase(object, property) { while (!Object.prototype.hasOwnProperty.call(object, property)) { object = _getPrototypeOf(object); if (object === null) break; } return object; }
-
-function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
-
-function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
-
-function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
-
-function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
-
-function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
-
-function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }
-
-function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
-
-Object.defineProperty(exports, "__esModule", {
- value: true
-});
-exports.Socket = void 0;
-
-var socket_io_parser_1 = __webpack_require__(/*! socket.io-parser */ "./node_modules/socket.io-parser/dist/index.js");
-
-var Emitter = __webpack_require__(/*! component-emitter */ "./node_modules/component-emitter/index.js");
-
-var on_1 = __webpack_require__(/*! ./on */ "./build/on.js");
-
-var bind = __webpack_require__(/*! component-bind */ "./node_modules/component-bind/index.js");
-
-var debug = __webpack_require__(/*! debug */ "./node_modules/debug/src/browser.js")("socket.io-client:socket");
-/**
- * Internal events.
- * These events can't be emitted by the user.
- */
-
-
-var RESERVED_EVENTS = Object.freeze({
- connect: 1,
- connect_error: 1,
- disconnect: 1,
- disconnecting: 1,
- // EventEmitter reserved events: https://nodejs.org/api/events.html#events_event_newlistener
- newListener: 1,
- removeListener: 1
-});
-
-var Socket = /*#__PURE__*/function (_Emitter) {
- _inherits(Socket, _Emitter);
-
- var _super = _createSuper(Socket);
-
- /**
- * `Socket` constructor.
- *
- * @public
- */
- function Socket(io, nsp, opts) {
- var _this;
-
- _classCallCheck(this, Socket);
-
- _this = _super.call(this);
- _this.ids = 0;
- _this.acks = {};
- _this.receiveBuffer = [];
- _this.sendBuffer = [];
- _this.flags = {};
- _this.io = io;
- _this.nsp = nsp;
- _this.ids = 0;
- _this.acks = {};
- _this.receiveBuffer = [];
- _this.sendBuffer = [];
- _this.connected = false;
- _this.disconnected = true;
- _this.flags = {};
-
- if (opts && opts.auth) {
- _this.auth = opts.auth;
- }
-
- if (_this.io._autoConnect) _this.open();
- return _this;
- }
- /**
- * Subscribe to open, close and packet events
- *
- * @private
- */
-
-
- _createClass(Socket, [{
- key: "subEvents",
- value: function subEvents() {
- if (this.subs) return;
- var io = this.io;
- this.subs = [on_1.on(io, "open", bind(this, "onopen")), on_1.on(io, "packet", bind(this, "onpacket")), on_1.on(io, "close", bind(this, "onclose"))];
- }
- /**
- * Whether the Socket will try to reconnect when its Manager connects or reconnects
- */
-
- }, {
- key: "connect",
-
- /**
- * "Opens" the socket.
- *
- * @public
- */
- value: function connect() {
- if (this.connected) return this;
- this.subEvents();
- if (!this.io["_reconnecting"]) this.io.open(); // ensure open
-
- if ("open" === this.io._readyState) this.onopen();
- return this;
- }
- /**
- * Alias for connect()
- */
-
- }, {
- key: "open",
- value: function open() {
- return this.connect();
- }
- /**
- * Sends a `message` event.
- *
- * @return self
- * @public
- */
-
- }, {
- key: "send",
- value: function send() {
- for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
- args[_key] = arguments[_key];
- }
-
- args.unshift("message");
- this.emit.apply(this, args);
- return this;
- }
- /**
- * Override `emit`.
- * If the event is in `events`, it's emitted normally.
- *
- * @param ev - event name
- * @return self
- * @public
- */
-
- }, {
- key: "emit",
- value: function emit(ev) {
- if (RESERVED_EVENTS.hasOwnProperty(ev)) {
- throw new Error('"' + ev + '" is a reserved event name');
- }
-
- for (var _len2 = arguments.length, args = new Array(_len2 > 1 ? _len2 - 1 : 0), _key2 = 1; _key2 < _len2; _key2++) {
- args[_key2 - 1] = arguments[_key2];
- }
-
- args.unshift(ev);
- var packet = {
- type: socket_io_parser_1.PacketType.EVENT,
- data: args
- };
- packet.options = {};
- packet.options.compress = this.flags.compress !== false; // event ack callback
-
- if ("function" === typeof args[args.length - 1]) {
- debug("emitting packet with ack id %d", this.ids);
- this.acks[this.ids] = args.pop();
- packet.id = this.ids++;
- }
-
- var isTransportWritable = this.io.engine && this.io.engine.transport && this.io.engine.transport.writable;
- var discardPacket = this.flags["volatile"] && (!isTransportWritable || !this.connected);
-
- if (discardPacket) {
- debug("discard packet as the transport is not currently writable");
- } else if (this.connected) {
- this.packet(packet);
- } else {
- this.sendBuffer.push(packet);
- }
-
- this.flags = {};
- return this;
- }
- /**
- * Sends a packet.
- *
- * @param packet
- * @private
- */
-
- }, {
- key: "packet",
- value: function packet(_packet) {
- _packet.nsp = this.nsp;
-
- this.io._packet(_packet);
- }
- /**
- * Called upon engine `open`.
- *
- * @private
- */
-
- }, {
- key: "onopen",
- value: function onopen() {
- var _this2 = this;
-
- debug("transport is open - connecting");
-
- if (typeof this.auth == "function") {
- this.auth(function (data) {
- _this2.packet({
- type: socket_io_parser_1.PacketType.CONNECT,
- data: data
- });
- });
- } else {
- this.packet({
- type: socket_io_parser_1.PacketType.CONNECT,
- data: this.auth
- });
- }
- }
- /**
- * Called upon engine `close`.
- *
- * @param reason
- * @private
- */
-
- }, {
- key: "onclose",
- value: function onclose(reason) {
- debug("close (%s)", reason);
- this.connected = false;
- this.disconnected = true;
- delete this.id;
-
- _get(_getPrototypeOf(Socket.prototype), "emit", this).call(this, "disconnect", reason);
- }
- /**
- * Called with socket packet.
- *
- * @param packet
- * @private
- */
-
- }, {
- key: "onpacket",
- value: function onpacket(packet) {
- var sameNamespace = packet.nsp === this.nsp;
- if (!sameNamespace) return;
-
- switch (packet.type) {
- case socket_io_parser_1.PacketType.CONNECT:
- if (packet.data && packet.data.sid) {
- var id = packet.data.sid;
- this.onconnect(id);
- } else {
- _get(_getPrototypeOf(Socket.prototype), "emit", this).call(this, "connect_error", new Error("It seems you are trying to reach a Socket.IO server in v2.x with a v3.x client, but they are not compatible (more information here: https://socket.io/docs/v3/migrating-from-2-x-to-3-0/)"));
- }
-
- break;
-
- case socket_io_parser_1.PacketType.EVENT:
- this.onevent(packet);
- break;
-
- case socket_io_parser_1.PacketType.BINARY_EVENT:
- this.onevent(packet);
- break;
-
- case socket_io_parser_1.PacketType.ACK:
- this.onack(packet);
- break;
-
- case socket_io_parser_1.PacketType.BINARY_ACK:
- this.onack(packet);
- break;
-
- case socket_io_parser_1.PacketType.DISCONNECT:
- this.ondisconnect();
- break;
-
- case socket_io_parser_1.PacketType.CONNECT_ERROR:
- var err = new Error(packet.data.message); // @ts-ignore
-
- err.data = packet.data.data;
-
- _get(_getPrototypeOf(Socket.prototype), "emit", this).call(this, "connect_error", err);
-
- break;
- }
- }
- /**
- * Called upon a server event.
- *
- * @param packet
- * @private
- */
-
- }, {
- key: "onevent",
- value: function onevent(packet) {
- var args = packet.data || [];
- debug("emitting event %j", args);
-
- if (null != packet.id) {
- debug("attaching ack callback to event");
- args.push(this.ack(packet.id));
- }
-
- if (this.connected) {
- this.emitEvent(args);
- } else {
- this.receiveBuffer.push(Object.freeze(args));
- }
- }
- }, {
- key: "emitEvent",
- value: function emitEvent(args) {
- if (this._anyListeners && this._anyListeners.length) {
- var listeners = this._anyListeners.slice();
-
- var _iterator = _createForOfIteratorHelper(listeners),
- _step;
-
- try {
- for (_iterator.s(); !(_step = _iterator.n()).done;) {
- var listener = _step.value;
- listener.apply(this, args);
- }
- } catch (err) {
- _iterator.e(err);
- } finally {
- _iterator.f();
- }
- }
-
- _get(_getPrototypeOf(Socket.prototype), "emit", this).apply(this, args);
- }
- /**
- * Produces an ack callback to emit with an event.
- *
- * @private
- */
-
- }, {
- key: "ack",
- value: function ack(id) {
- var self = this;
- var sent = false;
- return function () {
- // prevent double callbacks
- if (sent) return;
- sent = true;
-
- for (var _len3 = arguments.length, args = new Array(_len3), _key3 = 0; _key3 < _len3; _key3++) {
- args[_key3] = arguments[_key3];
- }
-
- debug("sending ack %j", args);
- self.packet({
- type: socket_io_parser_1.PacketType.ACK,
- id: id,
- data: args
- });
- };
- }
- /**
- * Called upon a server acknowlegement.
- *
- * @param packet
- * @private
- */
-
- }, {
- key: "onack",
- value: function onack(packet) {
- var ack = this.acks[packet.id];
-
- if ("function" === typeof ack) {
- debug("calling ack %s with %j", packet.id, packet.data);
- ack.apply(this, packet.data);
- delete this.acks[packet.id];
- } else {
- debug("bad ack %s", packet.id);
- }
- }
- /**
- * Called upon server connect.
- *
- * @private
- */
-
- }, {
- key: "onconnect",
- value: function onconnect(id) {
- debug("socket connected with id %s", id);
- this.id = id;
- this.connected = true;
- this.disconnected = false;
-
- _get(_getPrototypeOf(Socket.prototype), "emit", this).call(this, "connect");
-
- this.emitBuffered();
- }
- /**
- * Emit buffered events (received and emitted).
- *
- * @private
- */
-
- }, {
- key: "emitBuffered",
- value: function emitBuffered() {
- var _this3 = this;
-
- this.receiveBuffer.forEach(function (args) {
- return _this3.emitEvent(args);
- });
- this.receiveBuffer = [];
- this.sendBuffer.forEach(function (packet) {
- return _this3.packet(packet);
- });
- this.sendBuffer = [];
- }
- /**
- * Called upon server disconnect.
- *
- * @private
- */
-
- }, {
- key: "ondisconnect",
- value: function ondisconnect() {
- debug("server disconnect (%s)", this.nsp);
- this.destroy();
- this.onclose("io server disconnect");
- }
- /**
- * Called upon forced client/server side disconnections,
- * this method ensures the manager stops tracking us and
- * that reconnections don't get triggered for this.
- *
- * @private
- */
-
- }, {
- key: "destroy",
- value: function destroy() {
- if (this.subs) {
- // clean subscriptions to avoid reconnections
- for (var i = 0; i < this.subs.length; i++) {
- this.subs[i].destroy();
- }
-
- this.subs = null;
- }
-
- this.io["_destroy"](this);
- }
- /**
- * Disconnects the socket manually.
- *
- * @return self
- * @public
- */
-
- }, {
- key: "disconnect",
- value: function disconnect() {
- if (this.connected) {
- debug("performing disconnect (%s)", this.nsp);
- this.packet({
- type: socket_io_parser_1.PacketType.DISCONNECT
- });
- } // remove socket from pool
-
-
- this.destroy();
-
- if (this.connected) {
- // fire events
- this.onclose("io client disconnect");
- }
-
- return this;
- }
- /**
- * Alias for disconnect()
- *
- * @return self
- * @public
- */
-
- }, {
- key: "close",
- value: function close() {
- return this.disconnect();
- }
- /**
- * Sets the compress flag.
- *
- * @param compress - if `true`, compresses the sending data
- * @return self
- * @public
- */
-
- }, {
- key: "compress",
- value: function compress(_compress) {
- this.flags.compress = _compress;
- return this;
- }
- /**
- * Sets a modifier for a subsequent event emission that the event message will be dropped when this socket is not
- * ready to send messages.
- *
- * @returns self
- * @public
- */
-
- }, {
- key: "onAny",
-
- /**
- * Adds a listener that will be fired when any event is emitted. The event name is passed as the first argument to the
- * callback.
- *
- * @param listener
- * @public
- */
- value: function onAny(listener) {
- this._anyListeners = this._anyListeners || [];
-
- this._anyListeners.push(listener);
-
- return this;
- }
- /**
- * Adds a listener that will be fired when any event is emitted. The event name is passed as the first argument to the
- * callback. The listener is added to the beginning of the listeners array.
- *
- * @param listener
- * @public
- */
-
- }, {
- key: "prependAny",
- value: function prependAny(listener) {
- this._anyListeners = this._anyListeners || [];
-
- this._anyListeners.unshift(listener);
-
- return this;
- }
- /**
- * Removes the listener that will be fired when any event is emitted.
- *
- * @param listener
- * @public
- */
-
- }, {
- key: "offAny",
- value: function offAny(listener) {
- if (!this._anyListeners) {
- return this;
- }
-
- if (listener) {
- var listeners = this._anyListeners;
-
- for (var i = 0; i < listeners.length; i++) {
- if (listener === listeners[i]) {
- listeners.splice(i, 1);
- return this;
- }
- }
- } else {
- this._anyListeners = [];
- }
-
- return this;
- }
- /**
- * Returns an array of listeners that are listening for any event that is specified. This array can be manipulated,
- * e.g. to remove listeners.
- *
- * @public
- */
-
- }, {
- key: "listenersAny",
- value: function listenersAny() {
- return this._anyListeners || [];
- }
- }, {
- key: "active",
- get: function get() {
- return !!this.subs;
- }
- }, {
- key: "volatile",
- get: function get() {
- this.flags["volatile"] = true;
- return this;
- }
- }]);
-
- return Socket;
-}(Emitter);
-
-exports.Socket = Socket;
-
-/***/ }),
-
-/***/ "./build/url.js":
-/*!**********************!*\
- !*** ./build/url.js ***!
- \**********************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-Object.defineProperty(exports, "__esModule", {
- value: true
-});
-exports.url = void 0;
-
-var parseuri = __webpack_require__(/*! parseuri */ "./node_modules/parseuri/index.js");
-
-var debug = __webpack_require__(/*! debug */ "./node_modules/debug/src/browser.js")("socket.io-client:url");
-/**
- * URL parser.
- *
- * @param uri - url
- * @param loc - An object meant to mimic window.location.
- * Defaults to window.location.
- * @public
- */
-
-
-function url(uri, loc) {
- var obj = uri; // default to window.location
-
- loc = loc || typeof location !== "undefined" && location;
- if (null == uri) uri = loc.protocol + "//" + loc.host; // relative path support
-
- if (typeof uri === "string") {
- if ("/" === uri.charAt(0)) {
- if ("/" === uri.charAt(1)) {
- uri = loc.protocol + uri;
- } else {
- uri = loc.host + uri;
- }
- }
-
- if (!/^(https?|wss?):\/\//.test(uri)) {
- debug("protocol-less url %s", uri);
-
- if ("undefined" !== typeof loc) {
- uri = loc.protocol + "//" + uri;
- } else {
- uri = "https://" + uri;
- }
- } // parse
-
-
- debug("parse %s", uri);
- obj = parseuri(uri);
- } // make sure we treat `localhost:80` and `localhost` equally
-
-
- if (!obj.port) {
- if (/^(http|ws)$/.test(obj.protocol)) {
- obj.port = "80";
- } else if (/^(http|ws)s$/.test(obj.protocol)) {
- obj.port = "443";
- }
- }
-
- obj.path = obj.path || "/";
- var ipv6 = obj.host.indexOf(":") !== -1;
- var host = ipv6 ? "[" + obj.host + "]" : obj.host; // define unique id
-
- obj.id = obj.protocol + "://" + host + ":" + obj.port; // define href
-
- obj.href = obj.protocol + "://" + host + (loc && loc.port === obj.port ? "" : ":" + obj.port);
- return obj;
-}
-
-exports.url = url;
-
-/***/ }),
-
-/***/ "./node_modules/backo2/index.js":
-/*!**************************************!*\
- !*** ./node_modules/backo2/index.js ***!
- \**************************************/
-/*! no static exports found */
-/***/ (function(module, exports) {
-
-/**
- * Expose `Backoff`.
- */
-module.exports = Backoff;
-/**
- * Initialize backoff timer with `opts`.
- *
- * - `min` initial timeout in milliseconds [100]
- * - `max` max timeout [10000]
- * - `jitter` [0]
- * - `factor` [2]
- *
- * @param {Object} opts
- * @api public
- */
-
-function Backoff(opts) {
- opts = opts || {};
- this.ms = opts.min || 100;
- this.max = opts.max || 10000;
- this.factor = opts.factor || 2;
- this.jitter = opts.jitter > 0 && opts.jitter <= 1 ? opts.jitter : 0;
- this.attempts = 0;
-}
-/**
- * Return the backoff duration.
- *
- * @return {Number}
- * @api public
- */
-
-
-Backoff.prototype.duration = function () {
- var ms = this.ms * Math.pow(this.factor, this.attempts++);
-
- if (this.jitter) {
- var rand = Math.random();
- var deviation = Math.floor(rand * this.jitter * ms);
- ms = (Math.floor(rand * 10) & 1) == 0 ? ms - deviation : ms + deviation;
- }
-
- return Math.min(ms, this.max) | 0;
-};
-/**
- * Reset the number of attempts.
- *
- * @api public
- */
-
-
-Backoff.prototype.reset = function () {
- this.attempts = 0;
-};
-/**
- * Set the minimum duration
- *
- * @api public
- */
-
-
-Backoff.prototype.setMin = function (min) {
- this.ms = min;
-};
-/**
- * Set the maximum duration
- *
- * @api public
- */
-
-
-Backoff.prototype.setMax = function (max) {
- this.max = max;
-};
-/**
- * Set the jitter
- *
- * @api public
- */
-
-
-Backoff.prototype.setJitter = function (jitter) {
- this.jitter = jitter;
-};
-
-/***/ }),
-
-/***/ "./node_modules/base64-arraybuffer/lib/base64-arraybuffer.js":
-/*!*******************************************************************!*\
- !*** ./node_modules/base64-arraybuffer/lib/base64-arraybuffer.js ***!
- \*******************************************************************/
-/*! no static exports found */
-/***/ (function(module, exports) {
-
-/*
- * base64-arraybuffer
- * https://github.com/niklasvh/base64-arraybuffer
- *
- * Copyright (c) 2012 Niklas von Hertzen
- * Licensed under the MIT license.
- */
-(function () {
- "use strict";
-
- var chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; // Use a lookup table to find the index.
-
- var lookup = new Uint8Array(256);
-
- for (var i = 0; i < chars.length; i++) {
- lookup[chars.charCodeAt(i)] = i;
- }
-
- exports.encode = function (arraybuffer) {
- var bytes = new Uint8Array(arraybuffer),
- i,
- len = bytes.length,
- base64 = "";
-
- for (i = 0; i < len; i += 3) {
- base64 += chars[bytes[i] >> 2];
- base64 += chars[(bytes[i] & 3) << 4 | bytes[i + 1] >> 4];
- base64 += chars[(bytes[i + 1] & 15) << 2 | bytes[i + 2] >> 6];
- base64 += chars[bytes[i + 2] & 63];
- }
-
- if (len % 3 === 2) {
- base64 = base64.substring(0, base64.length - 1) + "=";
- } else if (len % 3 === 1) {
- base64 = base64.substring(0, base64.length - 2) + "==";
- }
-
- return base64;
- };
-
- exports.decode = function (base64) {
- var bufferLength = base64.length * 0.75,
- len = base64.length,
- i,
- p = 0,
- encoded1,
- encoded2,
- encoded3,
- encoded4;
-
- if (base64[base64.length - 1] === "=") {
- bufferLength--;
-
- if (base64[base64.length - 2] === "=") {
- bufferLength--;
- }
- }
-
- var arraybuffer = new ArrayBuffer(bufferLength),
- bytes = new Uint8Array(arraybuffer);
-
- for (i = 0; i < len; i += 4) {
- encoded1 = lookup[base64.charCodeAt(i)];
- encoded2 = lookup[base64.charCodeAt(i + 1)];
- encoded3 = lookup[base64.charCodeAt(i + 2)];
- encoded4 = lookup[base64.charCodeAt(i + 3)];
- bytes[p++] = encoded1 << 2 | encoded2 >> 4;
- bytes[p++] = (encoded2 & 15) << 4 | encoded3 >> 2;
- bytes[p++] = (encoded3 & 3) << 6 | encoded4 & 63;
- }
-
- return arraybuffer;
- };
-})();
-
-/***/ }),
-
-/***/ "./node_modules/component-bind/index.js":
-/*!**********************************************!*\
- !*** ./node_modules/component-bind/index.js ***!
- \**********************************************/
-/*! no static exports found */
-/***/ (function(module, exports) {
-
-/**
- * Slice reference.
- */
-var slice = [].slice;
-/**
- * Bind `obj` to `fn`.
- *
- * @param {Object} obj
- * @param {Function|String} fn or string
- * @return {Function}
- * @api public
- */
-
-module.exports = function (obj, fn) {
- if ('string' == typeof fn) fn = obj[fn];
- if ('function' != typeof fn) throw new Error('bind() requires a function');
- var args = slice.call(arguments, 2);
- return function () {
- return fn.apply(obj, args.concat(slice.call(arguments)));
- };
-};
-
-/***/ }),
-
-/***/ "./node_modules/component-emitter/index.js":
-/*!*************************************************!*\
- !*** ./node_modules/component-emitter/index.js ***!
- \*************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-/**
- * Expose `Emitter`.
- */
-if (true) {
- module.exports = Emitter;
-}
-/**
- * Initialize a new `Emitter`.
- *
- * @api public
- */
-
-
-function Emitter(obj) {
- if (obj) return mixin(obj);
-}
-
-;
-/**
- * Mixin the emitter properties.
- *
- * @param {Object} obj
- * @return {Object}
- * @api private
- */
-
-function mixin(obj) {
- for (var key in Emitter.prototype) {
- obj[key] = Emitter.prototype[key];
- }
-
- return obj;
-}
-/**
- * Listen on the given `event` with `fn`.
- *
- * @param {String} event
- * @param {Function} fn
- * @return {Emitter}
- * @api public
- */
-
-
-Emitter.prototype.on = Emitter.prototype.addEventListener = function (event, fn) {
- this._callbacks = this._callbacks || {};
- (this._callbacks['$' + event] = this._callbacks['$' + event] || []).push(fn);
- return this;
-};
-/**
- * Adds an `event` listener that will be invoked a single
- * time then automatically removed.
- *
- * @param {String} event
- * @param {Function} fn
- * @return {Emitter}
- * @api public
- */
-
-
-Emitter.prototype.once = function (event, fn) {
- function on() {
- this.off(event, on);
- fn.apply(this, arguments);
- }
-
- on.fn = fn;
- this.on(event, on);
- return this;
-};
-/**
- * Remove the given callback for `event` or all
- * registered callbacks.
- *
- * @param {String} event
- * @param {Function} fn
- * @return {Emitter}
- * @api public
- */
-
-
-Emitter.prototype.off = Emitter.prototype.removeListener = Emitter.prototype.removeAllListeners = Emitter.prototype.removeEventListener = function (event, fn) {
- this._callbacks = this._callbacks || {}; // all
-
- if (0 == arguments.length) {
- this._callbacks = {};
- return this;
- } // specific event
-
-
- var callbacks = this._callbacks['$' + event];
- if (!callbacks) return this; // remove all handlers
-
- if (1 == arguments.length) {
- delete this._callbacks['$' + event];
- return this;
- } // remove specific handler
-
-
- var cb;
-
- for (var i = 0; i < callbacks.length; i++) {
- cb = callbacks[i];
-
- if (cb === fn || cb.fn === fn) {
- callbacks.splice(i, 1);
- break;
- }
- } // Remove event specific arrays for event types that no
- // one is subscribed for to avoid memory leak.
-
-
- if (callbacks.length === 0) {
- delete this._callbacks['$' + event];
- }
-
- return this;
-};
-/**
- * Emit `event` with the given args.
- *
- * @param {String} event
- * @param {Mixed} ...
- * @return {Emitter}
- */
-
-
-Emitter.prototype.emit = function (event) {
- this._callbacks = this._callbacks || {};
- var args = new Array(arguments.length - 1),
- callbacks = this._callbacks['$' + event];
-
- for (var i = 1; i < arguments.length; i++) {
- args[i - 1] = arguments[i];
- }
-
- if (callbacks) {
- callbacks = callbacks.slice(0);
-
- for (var i = 0, len = callbacks.length; i < len; ++i) {
- callbacks[i].apply(this, args);
- }
- }
-
- return this;
-};
-/**
- * Return array of callbacks for `event`.
- *
- * @param {String} event
- * @return {Array}
- * @api public
- */
-
-
-Emitter.prototype.listeners = function (event) {
- this._callbacks = this._callbacks || {};
- return this._callbacks['$' + event] || [];
-};
-/**
- * Check if this emitter has `event` handlers.
- *
- * @param {String} event
- * @return {Boolean}
- * @api public
- */
-
-
-Emitter.prototype.hasListeners = function (event) {
- return !!this.listeners(event).length;
-};
-
-/***/ }),
-
-/***/ "./node_modules/debug/src/browser.js":
-/*!*******************************************!*\
- !*** ./node_modules/debug/src/browser.js ***!
- \*******************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-/* WEBPACK VAR INJECTION */(function(process) {function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-/* eslint-env browser */
-
-/**
- * This is the web browser implementation of `debug()`.
- */
-exports.log = log;
-exports.formatArgs = formatArgs;
-exports.save = save;
-exports.load = load;
-exports.useColors = useColors;
-exports.storage = localstorage();
-/**
- * Colors.
- */
-
-exports.colors = ['#0000CC', '#0000FF', '#0033CC', '#0033FF', '#0066CC', '#0066FF', '#0099CC', '#0099FF', '#00CC00', '#00CC33', '#00CC66', '#00CC99', '#00CCCC', '#00CCFF', '#3300CC', '#3300FF', '#3333CC', '#3333FF', '#3366CC', '#3366FF', '#3399CC', '#3399FF', '#33CC00', '#33CC33', '#33CC66', '#33CC99', '#33CCCC', '#33CCFF', '#6600CC', '#6600FF', '#6633CC', '#6633FF', '#66CC00', '#66CC33', '#9900CC', '#9900FF', '#9933CC', '#9933FF', '#99CC00', '#99CC33', '#CC0000', '#CC0033', '#CC0066', '#CC0099', '#CC00CC', '#CC00FF', '#CC3300', '#CC3333', '#CC3366', '#CC3399', '#CC33CC', '#CC33FF', '#CC6600', '#CC6633', '#CC9900', '#CC9933', '#CCCC00', '#CCCC33', '#FF0000', '#FF0033', '#FF0066', '#FF0099', '#FF00CC', '#FF00FF', '#FF3300', '#FF3333', '#FF3366', '#FF3399', '#FF33CC', '#FF33FF', '#FF6600', '#FF6633', '#FF9900', '#FF9933', '#FFCC00', '#FFCC33'];
-/**
- * Currently only WebKit-based Web Inspectors, Firefox >= v31,
- * and the Firebug extension (any Firefox version) are known
- * to support "%c" CSS customizations.
- *
- * TODO: add a `localStorage` variable to explicitly enable/disable colors
- */
-// eslint-disable-next-line complexity
-
-function useColors() {
- // NB: In an Electron preload script, document will be defined but not fully
- // initialized. Since we know we're in Chrome, we'll just detect this case
- // explicitly
- if (typeof window !== 'undefined' && window.process && (window.process.type === 'renderer' || window.process.__nwjs)) {
- return true;
- } // Internet Explorer and Edge do not support colors.
-
-
- if (typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/(edge|trident)\/(\d+)/)) {
- return false;
- } // Is webkit? http://stackoverflow.com/a/16459606/376773
- // document is undefined in react-native: https://github.com/facebook/react-native/pull/1632
-
-
- return typeof document !== 'undefined' && document.documentElement && document.documentElement.style && document.documentElement.style.WebkitAppearance || // Is firebug? http://stackoverflow.com/a/398120/376773
- typeof window !== 'undefined' && window.console && (window.console.firebug || window.console.exception && window.console.table) || // Is firefox >= v31?
- // https://developer.mozilla.org/en-US/docs/Tools/Web_Console#Styling_messages
- typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/firefox\/(\d+)/) && parseInt(RegExp.$1, 10) >= 31 || // Double check webkit in userAgent just in case we are in a worker
- typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/applewebkit\/(\d+)/);
-}
-/**
- * Colorize log arguments if enabled.
- *
- * @api public
- */
-
-
-function formatArgs(args) {
- args[0] = (this.useColors ? '%c' : '') + this.namespace + (this.useColors ? ' %c' : ' ') + args[0] + (this.useColors ? '%c ' : ' ') + '+' + module.exports.humanize(this.diff);
-
- if (!this.useColors) {
- return;
- }
-
- var c = 'color: ' + this.color;
- args.splice(1, 0, c, 'color: inherit'); // The final "%c" is somewhat tricky, because there could be other
- // arguments passed either before or after the %c, so we need to
- // figure out the correct index to insert the CSS into
-
- var index = 0;
- var lastC = 0;
- args[0].replace(/%[a-zA-Z%]/g, function (match) {
- if (match === '%%') {
- return;
- }
-
- index++;
-
- if (match === '%c') {
- // We only are interested in the *last* %c
- // (the user may have provided their own)
- lastC = index;
- }
- });
- args.splice(lastC, 0, c);
-}
-/**
- * Invokes `console.log()` when available.
- * No-op when `console.log` is not a "function".
- *
- * @api public
- */
-
-
-function log() {
- var _console;
-
- // This hackery is required for IE8/9, where
- // the `console.log` function doesn't have 'apply'
- return (typeof console === "undefined" ? "undefined" : _typeof(console)) === 'object' && console.log && (_console = console).log.apply(_console, arguments);
-}
-/**
- * Save `namespaces`.
- *
- * @param {String} namespaces
- * @api private
- */
-
-
-function save(namespaces) {
- try {
- if (namespaces) {
- exports.storage.setItem('debug', namespaces);
- } else {
- exports.storage.removeItem('debug');
- }
- } catch (error) {// Swallow
- // XXX (@Qix-) should we be logging these?
- }
-}
-/**
- * Load `namespaces`.
- *
- * @return {String} returns the previously persisted debug modes
- * @api private
- */
-
-
-function load() {
- var r;
-
- try {
- r = exports.storage.getItem('debug');
- } catch (error) {// Swallow
- // XXX (@Qix-) should we be logging these?
- } // If debug isn't set in LS, and we're in Electron, try to load $DEBUG
-
-
- if (!r && typeof process !== 'undefined' && 'env' in process) {
- r = process.env.DEBUG;
- }
-
- return r;
-}
-/**
- * Localstorage attempts to return the localstorage.
- *
- * This is necessary because safari throws
- * when a user disables cookies/localstorage
- * and you attempt to access it.
- *
- * @return {LocalStorage}
- * @api private
- */
-
-
-function localstorage() {
- try {
- // TVMLKit (Apple TV JS Runtime) does not have a window object, just localStorage in the global context
- // The Browser also has localStorage in the global context.
- return localStorage;
- } catch (error) {// Swallow
- // XXX (@Qix-) should we be logging these?
- }
-}
-
-module.exports = __webpack_require__(/*! ./common */ "./node_modules/debug/src/common.js")(exports);
-var formatters = module.exports.formatters;
-/**
- * Map %j to `JSON.stringify()`, since no Web Inspectors do that by default.
- */
-
-formatters.j = function (v) {
- try {
- return JSON.stringify(v);
- } catch (error) {
- return '[UnexpectedJSONParseError]: ' + error.message;
- }
-};
-/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./../../process/browser.js */ "./node_modules/process/browser.js")))
-
-/***/ }),
-
-/***/ "./node_modules/debug/src/common.js":
-/*!******************************************!*\
- !*** ./node_modules/debug/src/common.js ***!
- \******************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); }
-
-function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
-
-function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
-
-function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && Symbol.iterator in Object(iter)) return Array.from(iter); }
-
-function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); }
-
-function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }
-
-/**
- * This is the common logic for both the Node.js and web browser
- * implementations of `debug()`.
- */
-function setup(env) {
- createDebug.debug = createDebug;
- createDebug["default"] = createDebug;
- createDebug.coerce = coerce;
- createDebug.disable = disable;
- createDebug.enable = enable;
- createDebug.enabled = enabled;
- createDebug.humanize = __webpack_require__(/*! ms */ "./node_modules/ms/index.js");
- Object.keys(env).forEach(function (key) {
- createDebug[key] = env[key];
- });
- /**
- * Active `debug` instances.
- */
-
- createDebug.instances = [];
- /**
- * The currently active debug mode names, and names to skip.
- */
-
- createDebug.names = [];
- createDebug.skips = [];
- /**
- * Map of special "%n" handling functions, for the debug "format" argument.
- *
- * Valid key names are a single, lower or upper-case letter, i.e. "n" and "N".
- */
-
- createDebug.formatters = {};
- /**
- * Selects a color for a debug namespace
- * @param {String} namespace The namespace string for the for the debug instance to be colored
- * @return {Number|String} An ANSI color code for the given namespace
- * @api private
- */
-
- function selectColor(namespace) {
- var hash = 0;
-
- for (var i = 0; i < namespace.length; i++) {
- hash = (hash << 5) - hash + namespace.charCodeAt(i);
- hash |= 0; // Convert to 32bit integer
- }
-
- return createDebug.colors[Math.abs(hash) % createDebug.colors.length];
- }
-
- createDebug.selectColor = selectColor;
- /**
- * Create a debugger with the given `namespace`.
- *
- * @param {String} namespace
- * @return {Function}
- * @api public
- */
-
- function createDebug(namespace) {
- var prevTime;
-
- function debug() {
- for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
- args[_key] = arguments[_key];
- }
-
- // Disabled?
- if (!debug.enabled) {
- return;
- }
-
- var self = debug; // Set `diff` timestamp
-
- var curr = Number(new Date());
- var ms = curr - (prevTime || curr);
- self.diff = ms;
- self.prev = prevTime;
- self.curr = curr;
- prevTime = curr;
- args[0] = createDebug.coerce(args[0]);
-
- if (typeof args[0] !== 'string') {
- // Anything else let's inspect with %O
- args.unshift('%O');
- } // Apply any `formatters` transformations
-
-
- var index = 0;
- args[0] = args[0].replace(/%([a-zA-Z%])/g, function (match, format) {
- // If we encounter an escaped % then don't increase the array index
- if (match === '%%') {
- return match;
- }
-
- index++;
- var formatter = createDebug.formatters[format];
-
- if (typeof formatter === 'function') {
- var val = args[index];
- match = formatter.call(self, val); // Now we need to remove `args[index]` since it's inlined in the `format`
-
- args.splice(index, 1);
- index--;
- }
-
- return match;
- }); // Apply env-specific formatting (colors, etc.)
-
- createDebug.formatArgs.call(self, args);
- var logFn = self.log || createDebug.log;
- logFn.apply(self, args);
- }
-
- debug.namespace = namespace;
- debug.enabled = createDebug.enabled(namespace);
- debug.useColors = createDebug.useColors();
- debug.color = selectColor(namespace);
- debug.destroy = destroy;
- debug.extend = extend; // Debug.formatArgs = formatArgs;
- // debug.rawLog = rawLog;
- // env-specific initialization logic for debug instances
-
- if (typeof createDebug.init === 'function') {
- createDebug.init(debug);
- }
-
- createDebug.instances.push(debug);
- return debug;
- }
-
- function destroy() {
- var index = createDebug.instances.indexOf(this);
-
- if (index !== -1) {
- createDebug.instances.splice(index, 1);
- return true;
- }
-
- return false;
- }
-
- function extend(namespace, delimiter) {
- var newDebug = createDebug(this.namespace + (typeof delimiter === 'undefined' ? ':' : delimiter) + namespace);
- newDebug.log = this.log;
- return newDebug;
- }
- /**
- * Enables a debug mode by namespaces. This can include modes
- * separated by a colon and wildcards.
- *
- * @param {String} namespaces
- * @api public
- */
-
-
- function enable(namespaces) {
- createDebug.save(namespaces);
- createDebug.names = [];
- createDebug.skips = [];
- var i;
- var split = (typeof namespaces === 'string' ? namespaces : '').split(/[\s,]+/);
- var len = split.length;
-
- for (i = 0; i < len; i++) {
- if (!split[i]) {
- // ignore empty strings
- continue;
- }
-
- namespaces = split[i].replace(/\*/g, '.*?');
-
- if (namespaces[0] === '-') {
- createDebug.skips.push(new RegExp('^' + namespaces.substr(1) + '$'));
- } else {
- createDebug.names.push(new RegExp('^' + namespaces + '$'));
- }
- }
-
- for (i = 0; i < createDebug.instances.length; i++) {
- var instance = createDebug.instances[i];
- instance.enabled = createDebug.enabled(instance.namespace);
- }
- }
- /**
- * Disable debug output.
- *
- * @return {String} namespaces
- * @api public
- */
-
-
- function disable() {
- var namespaces = [].concat(_toConsumableArray(createDebug.names.map(toNamespace)), _toConsumableArray(createDebug.skips.map(toNamespace).map(function (namespace) {
- return '-' + namespace;
- }))).join(',');
- createDebug.enable('');
- return namespaces;
- }
- /**
- * Returns true if the given mode name is enabled, false otherwise.
- *
- * @param {String} name
- * @return {Boolean}
- * @api public
- */
-
-
- function enabled(name) {
- if (name[name.length - 1] === '*') {
- return true;
- }
-
- var i;
- var len;
-
- for (i = 0, len = createDebug.skips.length; i < len; i++) {
- if (createDebug.skips[i].test(name)) {
- return false;
- }
- }
-
- for (i = 0, len = createDebug.names.length; i < len; i++) {
- if (createDebug.names[i].test(name)) {
- return true;
- }
- }
-
- return false;
- }
- /**
- * Convert regexp to namespace
- *
- * @param {RegExp} regxep
- * @return {String} namespace
- * @api private
- */
-
-
- function toNamespace(regexp) {
- return regexp.toString().substring(2, regexp.toString().length - 2).replace(/\.\*\?$/, '*');
- }
- /**
- * Coerce `val`.
- *
- * @param {Mixed} val
- * @return {Mixed}
- * @api private
- */
-
-
- function coerce(val) {
- if (val instanceof Error) {
- return val.stack || val.message;
- }
-
- return val;
- }
-
- createDebug.enable(createDebug.load());
- return createDebug;
-}
-
-module.exports = setup;
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-client/lib/globalThis.browser.js":
-/*!*****************************************************************!*\
- !*** ./node_modules/engine.io-client/lib/globalThis.browser.js ***!
- \*****************************************************************/
-/*! no static exports found */
-/***/ (function(module, exports) {
-
-module.exports = function () {
- if (typeof self !== "undefined") {
- return self;
- } else if (typeof window !== "undefined") {
- return window;
- } else {
- return Function("return this")();
- }
-}();
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-client/lib/index.js":
-/*!****************************************************!*\
- !*** ./node_modules/engine.io-client/lib/index.js ***!
- \****************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-var Socket = __webpack_require__(/*! ./socket */ "./node_modules/engine.io-client/lib/socket.js");
-
-module.exports = function (uri, opts) {
- return new Socket(uri, opts);
-};
-/**
- * Expose deps for legacy compatibility
- * and standalone browser access.
- */
-
-
-module.exports.Socket = Socket;
-module.exports.protocol = Socket.protocol; // this is an int
-
-module.exports.Transport = __webpack_require__(/*! ./transport */ "./node_modules/engine.io-client/lib/transport.js");
-module.exports.transports = __webpack_require__(/*! ./transports/index */ "./node_modules/engine.io-client/lib/transports/index.js");
-module.exports.parser = __webpack_require__(/*! engine.io-parser */ "./node_modules/engine.io-parser/lib/index.js");
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-client/lib/socket.js":
-/*!*****************************************************!*\
- !*** ./node_modules/engine.io-client/lib/socket.js ***!
- \*****************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-function _extends() { _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }
-
-function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
-
-function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
-
-function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
-
-function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
-
-function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
-
-function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
-
-function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
-
-function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
-
-function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }
-
-function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
-
-var transports = __webpack_require__(/*! ./transports/index */ "./node_modules/engine.io-client/lib/transports/index.js");
-
-var Emitter = __webpack_require__(/*! component-emitter */ "./node_modules/component-emitter/index.js");
-
-var debug = __webpack_require__(/*! debug */ "./node_modules/debug/src/browser.js")("engine.io-client:socket");
-
-var parser = __webpack_require__(/*! engine.io-parser */ "./node_modules/engine.io-parser/lib/index.js");
-
-var parseuri = __webpack_require__(/*! parseuri */ "./node_modules/parseuri/index.js");
-
-var parseqs = __webpack_require__(/*! parseqs */ "./node_modules/parseqs/index.js");
-
-var Socket = /*#__PURE__*/function (_Emitter) {
- _inherits(Socket, _Emitter);
-
- var _super = _createSuper(Socket);
-
- /**
- * Socket constructor.
- *
- * @param {String|Object} uri or options
- * @param {Object} options
- * @api public
- */
- function Socket(uri) {
- var _this;
-
- var opts = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
-
- _classCallCheck(this, Socket);
-
- _this = _super.call(this);
-
- if (uri && "object" === _typeof(uri)) {
- opts = uri;
- uri = null;
- }
-
- if (uri) {
- uri = parseuri(uri);
- opts.hostname = uri.host;
- opts.secure = uri.protocol === "https" || uri.protocol === "wss";
- opts.port = uri.port;
- if (uri.query) opts.query = uri.query;
- } else if (opts.host) {
- opts.hostname = parseuri(opts.host).host;
- }
-
- _this.secure = null != opts.secure ? opts.secure : typeof location !== "undefined" && "https:" === location.protocol;
-
- if (opts.hostname && !opts.port) {
- // if no port is specified manually, use the protocol default
- opts.port = _this.secure ? "443" : "80";
- }
-
- _this.hostname = opts.hostname || (typeof location !== "undefined" ? location.hostname : "localhost");
- _this.port = opts.port || (typeof location !== "undefined" && location.port ? location.port : _this.secure ? 443 : 80);
- _this.transports = opts.transports || ["polling", "websocket"];
- _this.readyState = "";
- _this.writeBuffer = [];
- _this.prevBufferLen = 0;
- _this.opts = _extends({
- path: "/engine.io",
- agent: false,
- withCredentials: false,
- upgrade: true,
- jsonp: true,
- timestampParam: "t",
- rememberUpgrade: false,
- rejectUnauthorized: true,
- perMessageDeflate: {
- threshold: 1024
- },
- transportOptions: {}
- }, opts);
- _this.opts.path = _this.opts.path.replace(/\/$/, "") + "/";
-
- if (typeof _this.opts.query === "string") {
- _this.opts.query = parseqs.decode(_this.opts.query);
- } // set on handshake
-
-
- _this.id = null;
- _this.upgrades = null;
- _this.pingInterval = null;
- _this.pingTimeout = null; // set on heartbeat
-
- _this.pingTimeoutTimer = null;
-
- _this.open();
-
- return _this;
- }
- /**
- * Creates transport of the given type.
- *
- * @param {String} transport name
- * @return {Transport}
- * @api private
- */
-
-
- _createClass(Socket, [{
- key: "createTransport",
- value: function createTransport(name) {
- debug('creating transport "%s"', name);
- var query = clone(this.opts.query); // append engine.io protocol identifier
-
- query.EIO = parser.protocol; // transport name
-
- query.transport = name; // session id if we already have one
-
- if (this.id) query.sid = this.id;
-
- var opts = _extends({}, this.opts.transportOptions[name], this.opts, {
- query: query,
- socket: this,
- hostname: this.hostname,
- secure: this.secure,
- port: this.port
- });
-
- debug("options: %j", opts);
- return new transports[name](opts);
- }
- /**
- * Initializes transport to use and starts probe.
- *
- * @api private
- */
-
- }, {
- key: "open",
- value: function open() {
- var transport;
-
- if (this.opts.rememberUpgrade && Socket.priorWebsocketSuccess && this.transports.indexOf("websocket") !== -1) {
- transport = "websocket";
- } else if (0 === this.transports.length) {
- // Emit error on next tick so it can be listened to
- var self = this;
- setTimeout(function () {
- self.emit("error", "No transports available");
- }, 0);
- return;
- } else {
- transport = this.transports[0];
- }
-
- this.readyState = "opening"; // Retry with the next transport if the transport is disabled (jsonp: false)
-
- try {
- transport = this.createTransport(transport);
- } catch (e) {
- debug("error while creating transport: %s", e);
- this.transports.shift();
- this.open();
- return;
- }
-
- transport.open();
- this.setTransport(transport);
- }
- /**
- * Sets the current transport. Disables the existing one (if any).
- *
- * @api private
- */
-
- }, {
- key: "setTransport",
- value: function setTransport(transport) {
- debug("setting transport %s", transport.name);
- var self = this;
-
- if (this.transport) {
- debug("clearing existing transport %s", this.transport.name);
- this.transport.removeAllListeners();
- } // set up transport
-
-
- this.transport = transport; // set up transport listeners
-
- transport.on("drain", function () {
- self.onDrain();
- }).on("packet", function (packet) {
- self.onPacket(packet);
- }).on("error", function (e) {
- self.onError(e);
- }).on("close", function () {
- self.onClose("transport close");
- });
- }
- /**
- * Probes a transport.
- *
- * @param {String} transport name
- * @api private
- */
-
- }, {
- key: "probe",
- value: function probe(name) {
- debug('probing transport "%s"', name);
- var transport = this.createTransport(name, {
- probe: 1
- });
- var failed = false;
- var self = this;
- Socket.priorWebsocketSuccess = false;
-
- function onTransportOpen() {
- if (self.onlyBinaryUpgrades) {
- var upgradeLosesBinary = !this.supportsBinary && self.transport.supportsBinary;
- failed = failed || upgradeLosesBinary;
- }
-
- if (failed) return;
- debug('probe transport "%s" opened', name);
- transport.send([{
- type: "ping",
- data: "probe"
- }]);
- transport.once("packet", function (msg) {
- if (failed) return;
-
- if ("pong" === msg.type && "probe" === msg.data) {
- debug('probe transport "%s" pong', name);
- self.upgrading = true;
- self.emit("upgrading", transport);
- if (!transport) return;
- Socket.priorWebsocketSuccess = "websocket" === transport.name;
- debug('pausing current transport "%s"', self.transport.name);
- self.transport.pause(function () {
- if (failed) return;
- if ("closed" === self.readyState) return;
- debug("changing transport and sending upgrade packet");
- cleanup();
- self.setTransport(transport);
- transport.send([{
- type: "upgrade"
- }]);
- self.emit("upgrade", transport);
- transport = null;
- self.upgrading = false;
- self.flush();
- });
- } else {
- debug('probe transport "%s" failed', name);
- var err = new Error("probe error");
- err.transport = transport.name;
- self.emit("upgradeError", err);
- }
- });
- }
-
- function freezeTransport() {
- if (failed) return; // Any callback called by transport should be ignored since now
-
- failed = true;
- cleanup();
- transport.close();
- transport = null;
- } // Handle any error that happens while probing
-
-
- function onerror(err) {
- var error = new Error("probe error: " + err);
- error.transport = transport.name;
- freezeTransport();
- debug('probe transport "%s" failed because of error: %s', name, err);
- self.emit("upgradeError", error);
- }
-
- function onTransportClose() {
- onerror("transport closed");
- } // When the socket is closed while we're probing
-
-
- function onclose() {
- onerror("socket closed");
- } // When the socket is upgraded while we're probing
-
-
- function onupgrade(to) {
- if (transport && to.name !== transport.name) {
- debug('"%s" works - aborting "%s"', to.name, transport.name);
- freezeTransport();
- }
- } // Remove all listeners on the transport and on self
-
-
- function cleanup() {
- transport.removeListener("open", onTransportOpen);
- transport.removeListener("error", onerror);
- transport.removeListener("close", onTransportClose);
- self.removeListener("close", onclose);
- self.removeListener("upgrading", onupgrade);
- }
-
- transport.once("open", onTransportOpen);
- transport.once("error", onerror);
- transport.once("close", onTransportClose);
- this.once("close", onclose);
- this.once("upgrading", onupgrade);
- transport.open();
- }
- /**
- * Called when connection is deemed open.
- *
- * @api public
- */
-
- }, {
- key: "onOpen",
- value: function onOpen() {
- debug("socket open");
- this.readyState = "open";
- Socket.priorWebsocketSuccess = "websocket" === this.transport.name;
- this.emit("open");
- this.flush(); // we check for `readyState` in case an `open`
- // listener already closed the socket
-
- if ("open" === this.readyState && this.opts.upgrade && this.transport.pause) {
- debug("starting upgrade probes");
- var i = 0;
- var l = this.upgrades.length;
-
- for (; i < l; i++) {
- this.probe(this.upgrades[i]);
- }
- }
- }
- /**
- * Handles a packet.
- *
- * @api private
- */
-
- }, {
- key: "onPacket",
- value: function onPacket(packet) {
- if ("opening" === this.readyState || "open" === this.readyState || "closing" === this.readyState) {
- debug('socket receive: type "%s", data "%s"', packet.type, packet.data);
- this.emit("packet", packet); // Socket is live - any packet counts
-
- this.emit("heartbeat");
-
- switch (packet.type) {
- case "open":
- this.onHandshake(JSON.parse(packet.data));
- break;
-
- case "ping":
- this.resetPingTimeout();
- this.sendPacket("pong");
- this.emit("pong");
- break;
-
- case "error":
- var err = new Error("server error");
- err.code = packet.data;
- this.onError(err);
- break;
-
- case "message":
- this.emit("data", packet.data);
- this.emit("message", packet.data);
- break;
- }
- } else {
- debug('packet received with socket readyState "%s"', this.readyState);
- }
- }
- /**
- * Called upon handshake completion.
- *
- * @param {Object} handshake obj
- * @api private
- */
-
- }, {
- key: "onHandshake",
- value: function onHandshake(data) {
- this.emit("handshake", data);
- this.id = data.sid;
- this.transport.query.sid = data.sid;
- this.upgrades = this.filterUpgrades(data.upgrades);
- this.pingInterval = data.pingInterval;
- this.pingTimeout = data.pingTimeout;
- this.onOpen(); // In case open handler closes socket
-
- if ("closed" === this.readyState) return;
- this.resetPingTimeout();
- }
- /**
- * Sets and resets ping timeout timer based on server pings.
- *
- * @api private
- */
-
- }, {
- key: "resetPingTimeout",
- value: function resetPingTimeout() {
- var _this2 = this;
-
- clearTimeout(this.pingTimeoutTimer);
- this.pingTimeoutTimer = setTimeout(function () {
- _this2.onClose("ping timeout");
- }, this.pingInterval + this.pingTimeout);
- }
- /**
- * Called on `drain` event
- *
- * @api private
- */
-
- }, {
- key: "onDrain",
- value: function onDrain() {
- this.writeBuffer.splice(0, this.prevBufferLen); // setting prevBufferLen = 0 is very important
- // for example, when upgrading, upgrade packet is sent over,
- // and a nonzero prevBufferLen could cause problems on `drain`
-
- this.prevBufferLen = 0;
-
- if (0 === this.writeBuffer.length) {
- this.emit("drain");
- } else {
- this.flush();
- }
- }
- /**
- * Flush write buffers.
- *
- * @api private
- */
-
- }, {
- key: "flush",
- value: function flush() {
- if ("closed" !== this.readyState && this.transport.writable && !this.upgrading && this.writeBuffer.length) {
- debug("flushing %d packets in socket", this.writeBuffer.length);
- this.transport.send(this.writeBuffer); // keep track of current length of writeBuffer
- // splice writeBuffer and callbackBuffer on `drain`
-
- this.prevBufferLen = this.writeBuffer.length;
- this.emit("flush");
- }
- }
- /**
- * Sends a message.
- *
- * @param {String} message.
- * @param {Function} callback function.
- * @param {Object} options.
- * @return {Socket} for chaining.
- * @api public
- */
-
- }, {
- key: "write",
- value: function write(msg, options, fn) {
- this.sendPacket("message", msg, options, fn);
- return this;
- }
- }, {
- key: "send",
- value: function send(msg, options, fn) {
- this.sendPacket("message", msg, options, fn);
- return this;
- }
- /**
- * Sends a packet.
- *
- * @param {String} packet type.
- * @param {String} data.
- * @param {Object} options.
- * @param {Function} callback function.
- * @api private
- */
-
- }, {
- key: "sendPacket",
- value: function sendPacket(type, data, options, fn) {
- if ("function" === typeof data) {
- fn = data;
- data = undefined;
- }
-
- if ("function" === typeof options) {
- fn = options;
- options = null;
- }
-
- if ("closing" === this.readyState || "closed" === this.readyState) {
- return;
- }
-
- options = options || {};
- options.compress = false !== options.compress;
- var packet = {
- type: type,
- data: data,
- options: options
- };
- this.emit("packetCreate", packet);
- this.writeBuffer.push(packet);
- if (fn) this.once("flush", fn);
- this.flush();
- }
- /**
- * Closes the connection.
- *
- * @api private
- */
-
- }, {
- key: "close",
- value: function close() {
- var self = this;
-
- if ("opening" === this.readyState || "open" === this.readyState) {
- this.readyState = "closing";
-
- if (this.writeBuffer.length) {
- this.once("drain", function () {
- if (this.upgrading) {
- waitForUpgrade();
- } else {
- close();
- }
- });
- } else if (this.upgrading) {
- waitForUpgrade();
- } else {
- close();
- }
- }
-
- function close() {
- self.onClose("forced close");
- debug("socket closing - telling transport to close");
- self.transport.close();
- }
-
- function cleanupAndClose() {
- self.removeListener("upgrade", cleanupAndClose);
- self.removeListener("upgradeError", cleanupAndClose);
- close();
- }
-
- function waitForUpgrade() {
- // wait for upgrade to finish since we can't send packets while pausing a transport
- self.once("upgrade", cleanupAndClose);
- self.once("upgradeError", cleanupAndClose);
- }
-
- return this;
- }
- /**
- * Called upon transport error
- *
- * @api private
- */
-
- }, {
- key: "onError",
- value: function onError(err) {
- debug("socket error %j", err);
- Socket.priorWebsocketSuccess = false;
- this.emit("error", err);
- this.onClose("transport error", err);
- }
- /**
- * Called upon transport close.
- *
- * @api private
- */
-
- }, {
- key: "onClose",
- value: function onClose(reason, desc) {
- if ("opening" === this.readyState || "open" === this.readyState || "closing" === this.readyState) {
- debug('socket close with reason: "%s"', reason);
- var self = this; // clear timers
-
- clearTimeout(this.pingIntervalTimer);
- clearTimeout(this.pingTimeoutTimer); // stop event from firing again for transport
-
- this.transport.removeAllListeners("close"); // ensure transport won't stay open
-
- this.transport.close(); // ignore further transport communication
-
- this.transport.removeAllListeners(); // set ready state
-
- this.readyState = "closed"; // clear session id
-
- this.id = null; // emit close event
-
- this.emit("close", reason, desc); // clean buffers after, so users can still
- // grab the buffers on `close` event
-
- self.writeBuffer = [];
- self.prevBufferLen = 0;
- }
- }
- /**
- * Filters upgrades, returning only those matching client transports.
- *
- * @param {Array} server upgrades
- * @api private
- *
- */
-
- }, {
- key: "filterUpgrades",
- value: function filterUpgrades(upgrades) {
- var filteredUpgrades = [];
- var i = 0;
- var j = upgrades.length;
-
- for (; i < j; i++) {
- if (~this.transports.indexOf(upgrades[i])) filteredUpgrades.push(upgrades[i]);
- }
-
- return filteredUpgrades;
- }
- }]);
-
- return Socket;
-}(Emitter);
-
-Socket.priorWebsocketSuccess = false;
-/**
- * Protocol version.
- *
- * @api public
- */
-
-Socket.protocol = parser.protocol; // this is an int
-
-function clone(obj) {
- var o = {};
-
- for (var i in obj) {
- if (obj.hasOwnProperty(i)) {
- o[i] = obj[i];
- }
- }
-
- return o;
-}
-
-module.exports = Socket;
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-client/lib/transport.js":
-/*!********************************************************!*\
- !*** ./node_modules/engine.io-client/lib/transport.js ***!
- \********************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
-
-function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
-
-function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
-
-function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
-
-function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
-
-function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
-
-function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
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-function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
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-function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }
-
-function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
-
-var parser = __webpack_require__(/*! engine.io-parser */ "./node_modules/engine.io-parser/lib/index.js");
-
-var Emitter = __webpack_require__(/*! component-emitter */ "./node_modules/component-emitter/index.js");
-
-var Transport = /*#__PURE__*/function (_Emitter) {
- _inherits(Transport, _Emitter);
-
- var _super = _createSuper(Transport);
-
- /**
- * Transport abstract constructor.
- *
- * @param {Object} options.
- * @api private
- */
- function Transport(opts) {
- var _this;
-
- _classCallCheck(this, Transport);
-
- _this = _super.call(this);
- _this.opts = opts;
- _this.query = opts.query;
- _this.readyState = "";
- _this.socket = opts.socket;
- return _this;
- }
- /**
- * Emits an error.
- *
- * @param {String} str
- * @return {Transport} for chaining
- * @api public
- */
-
-
- _createClass(Transport, [{
- key: "onError",
- value: function onError(msg, desc) {
- var err = new Error(msg);
- err.type = "TransportError";
- err.description = desc;
- this.emit("error", err);
- return this;
- }
- /**
- * Opens the transport.
- *
- * @api public
- */
-
- }, {
- key: "open",
- value: function open() {
- if ("closed" === this.readyState || "" === this.readyState) {
- this.readyState = "opening";
- this.doOpen();
- }
-
- return this;
- }
- /**
- * Closes the transport.
- *
- * @api private
- */
-
- }, {
- key: "close",
- value: function close() {
- if ("opening" === this.readyState || "open" === this.readyState) {
- this.doClose();
- this.onClose();
- }
-
- return this;
- }
- /**
- * Sends multiple packets.
- *
- * @param {Array} packets
- * @api private
- */
-
- }, {
- key: "send",
- value: function send(packets) {
- if ("open" === this.readyState) {
- this.write(packets);
- } else {
- throw new Error("Transport not open");
- }
- }
- /**
- * Called upon open
- *
- * @api private
- */
-
- }, {
- key: "onOpen",
- value: function onOpen() {
- this.readyState = "open";
- this.writable = true;
- this.emit("open");
- }
- /**
- * Called with data.
- *
- * @param {String} data
- * @api private
- */
-
- }, {
- key: "onData",
- value: function onData(data) {
- var packet = parser.decodePacket(data, this.socket.binaryType);
- this.onPacket(packet);
- }
- /**
- * Called with a decoded packet.
- */
-
- }, {
- key: "onPacket",
- value: function onPacket(packet) {
- this.emit("packet", packet);
- }
- /**
- * Called upon close.
- *
- * @api private
- */
-
- }, {
- key: "onClose",
- value: function onClose() {
- this.readyState = "closed";
- this.emit("close");
- }
- }]);
-
- return Transport;
-}(Emitter);
-
-module.exports = Transport;
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-client/lib/transports/index.js":
-/*!***************************************************************!*\
- !*** ./node_modules/engine.io-client/lib/transports/index.js ***!
- \***************************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-var XMLHttpRequest = __webpack_require__(/*! xmlhttprequest-ssl */ "./node_modules/engine.io-client/lib/xmlhttprequest.js");
-
-var XHR = __webpack_require__(/*! ./polling-xhr */ "./node_modules/engine.io-client/lib/transports/polling-xhr.js");
-
-var JSONP = __webpack_require__(/*! ./polling-jsonp */ "./node_modules/engine.io-client/lib/transports/polling-jsonp.js");
-
-var websocket = __webpack_require__(/*! ./websocket */ "./node_modules/engine.io-client/lib/transports/websocket.js");
-
-exports.polling = polling;
-exports.websocket = websocket;
-/**
- * Polling transport polymorphic constructor.
- * Decides on xhr vs jsonp based on feature detection.
- *
- * @api private
- */
-
-function polling(opts) {
- var xhr;
- var xd = false;
- var xs = false;
- var jsonp = false !== opts.jsonp;
-
- if (typeof location !== "undefined") {
- var isSSL = "https:" === location.protocol;
- var port = location.port; // some user agents have empty `location.port`
-
- if (!port) {
- port = isSSL ? 443 : 80;
- }
-
- xd = opts.hostname !== location.hostname || port !== opts.port;
- xs = opts.secure !== isSSL;
- }
-
- opts.xdomain = xd;
- opts.xscheme = xs;
- xhr = new XMLHttpRequest(opts);
-
- if ("open" in xhr && !opts.forceJSONP) {
- return new XHR(opts);
- } else {
- if (!jsonp) throw new Error("JSONP disabled");
- return new JSONP(opts);
- }
-}
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-client/lib/transports/polling-jsonp.js":
-/*!***********************************************************************!*\
- !*** ./node_modules/engine.io-client/lib/transports/polling-jsonp.js ***!
- \***********************************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
-
-function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
-
-function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
-
-function _get(target, property, receiver) { if (typeof Reflect !== "undefined" && Reflect.get) { _get = Reflect.get; } else { _get = function _get(target, property, receiver) { var base = _superPropBase(target, property); if (!base) return; var desc = Object.getOwnPropertyDescriptor(base, property); if (desc.get) { return desc.get.call(receiver); } return desc.value; }; } return _get(target, property, receiver || target); }
-
-function _superPropBase(object, property) { while (!Object.prototype.hasOwnProperty.call(object, property)) { object = _getPrototypeOf(object); if (object === null) break; } return object; }
-
-function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
-
-function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
-
-function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
-
-function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
-
-function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
-
-function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }
-
-function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
-
-var Polling = __webpack_require__(/*! ./polling */ "./node_modules/engine.io-client/lib/transports/polling.js");
-
-var globalThis = __webpack_require__(/*! ../globalThis */ "./node_modules/engine.io-client/lib/globalThis.browser.js");
-
-var rNewline = /\n/g;
-var rEscapedNewline = /\\n/g;
-/**
- * Global JSONP callbacks.
- */
-
-var callbacks;
-/**
- * Noop.
- */
-
-function empty() {}
-
-var JSONPPolling = /*#__PURE__*/function (_Polling) {
- _inherits(JSONPPolling, _Polling);
-
- var _super = _createSuper(JSONPPolling);
-
- /**
- * JSONP Polling constructor.
- *
- * @param {Object} opts.
- * @api public
- */
- function JSONPPolling(opts) {
- var _this;
-
- _classCallCheck(this, JSONPPolling);
-
- _this = _super.call(this, opts);
- _this.query = _this.query || {}; // define global callbacks array if not present
- // we do this here (lazily) to avoid unneeded global pollution
-
- if (!callbacks) {
- // we need to consider multiple engines in the same page
- callbacks = globalThis.___eio = globalThis.___eio || [];
- } // callback identifier
-
-
- _this.index = callbacks.length; // add callback to jsonp global
-
- var self = _assertThisInitialized(_this);
-
- callbacks.push(function (msg) {
- self.onData(msg);
- }); // append to query string
-
- _this.query.j = _this.index; // prevent spurious errors from being emitted when the window is unloaded
-
- if (typeof addEventListener === "function") {
- addEventListener("beforeunload", function () {
- if (self.script) self.script.onerror = empty;
- }, false);
- }
-
- return _this;
- }
- /**
- * JSONP only supports binary as base64 encoded strings
- */
-
-
- _createClass(JSONPPolling, [{
- key: "doClose",
-
- /**
- * Closes the socket.
- *
- * @api private
- */
- value: function doClose() {
- if (this.script) {
- this.script.parentNode.removeChild(this.script);
- this.script = null;
- }
-
- if (this.form) {
- this.form.parentNode.removeChild(this.form);
- this.form = null;
- this.iframe = null;
- }
-
- _get(_getPrototypeOf(JSONPPolling.prototype), "doClose", this).call(this);
- }
- /**
- * Starts a poll cycle.
- *
- * @api private
- */
-
- }, {
- key: "doPoll",
- value: function doPoll() {
- var self = this;
- var script = document.createElement("script");
-
- if (this.script) {
- this.script.parentNode.removeChild(this.script);
- this.script = null;
- }
-
- script.async = true;
- script.src = this.uri();
-
- script.onerror = function (e) {
- self.onError("jsonp poll error", e);
- };
-
- var insertAt = document.getElementsByTagName("script")[0];
-
- if (insertAt) {
- insertAt.parentNode.insertBefore(script, insertAt);
- } else {
- (document.head || document.body).appendChild(script);
- }
-
- this.script = script;
- var isUAgecko = "undefined" !== typeof navigator && /gecko/i.test(navigator.userAgent);
-
- if (isUAgecko) {
- setTimeout(function () {
- var iframe = document.createElement("iframe");
- document.body.appendChild(iframe);
- document.body.removeChild(iframe);
- }, 100);
- }
- }
- /**
- * Writes with a hidden iframe.
- *
- * @param {String} data to send
- * @param {Function} called upon flush.
- * @api private
- */
-
- }, {
- key: "doWrite",
- value: function doWrite(data, fn) {
- var self = this;
- var iframe;
-
- if (!this.form) {
- var form = document.createElement("form");
- var area = document.createElement("textarea");
- var id = this.iframeId = "eio_iframe_" + this.index;
- form.className = "socketio";
- form.style.position = "absolute";
- form.style.top = "-1000px";
- form.style.left = "-1000px";
- form.target = id;
- form.method = "POST";
- form.setAttribute("accept-charset", "utf-8");
- area.name = "d";
- form.appendChild(area);
- document.body.appendChild(form);
- this.form = form;
- this.area = area;
- }
-
- this.form.action = this.uri();
-
- function complete() {
- initIframe();
- fn();
- }
-
- function initIframe() {
- if (self.iframe) {
- try {
- self.form.removeChild(self.iframe);
- } catch (e) {
- self.onError("jsonp polling iframe removal error", e);
- }
- }
-
- try {
- // ie6 dynamic iframes with target="" support (thanks Chris Lambacher)
- var html = '<iframe src="javascript:0" name="' + self.iframeId + '">';
- iframe = document.createElement(html);
- } catch (e) {
- iframe = document.createElement("iframe");
- iframe.name = self.iframeId;
- iframe.src = "javascript:0";
- }
-
- iframe.id = self.iframeId;
- self.form.appendChild(iframe);
- self.iframe = iframe;
- }
-
- initIframe(); // escape \n to prevent it from being converted into \r\n by some UAs
- // double escaping is required for escaped new lines because unescaping of new lines can be done safely on server-side
-
- data = data.replace(rEscapedNewline, "\\\n");
- this.area.value = data.replace(rNewline, "\\n");
-
- try {
- this.form.submit();
- } catch (e) {}
-
- if (this.iframe.attachEvent) {
- this.iframe.onreadystatechange = function () {
- if (self.iframe.readyState === "complete") {
- complete();
- }
- };
- } else {
- this.iframe.onload = complete;
- }
- }
- }, {
- key: "supportsBinary",
- get: function get() {
- return false;
- }
- }]);
-
- return JSONPPolling;
-}(Polling);
-
-module.exports = JSONPPolling;
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-client/lib/transports/polling-xhr.js":
-/*!*********************************************************************!*\
- !*** ./node_modules/engine.io-client/lib/transports/polling-xhr.js ***!
- \*********************************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-function _extends() { _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }
-
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
-
-function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
-
-function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
-
-function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
-
-function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
-
-function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
-
-function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
-
-function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
-
-function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }
-
-function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
-
-/* global attachEvent */
-var XMLHttpRequest = __webpack_require__(/*! xmlhttprequest-ssl */ "./node_modules/engine.io-client/lib/xmlhttprequest.js");
-
-var Polling = __webpack_require__(/*! ./polling */ "./node_modules/engine.io-client/lib/transports/polling.js");
-
-var Emitter = __webpack_require__(/*! component-emitter */ "./node_modules/component-emitter/index.js");
-
-var _require = __webpack_require__(/*! ../util */ "./node_modules/engine.io-client/lib/util.js"),
- pick = _require.pick;
-
-var globalThis = __webpack_require__(/*! ../globalThis */ "./node_modules/engine.io-client/lib/globalThis.browser.js");
-
-var debug = __webpack_require__(/*! debug */ "./node_modules/debug/src/browser.js")("engine.io-client:polling-xhr");
-/**
- * Empty function
- */
-
-
-function empty() {}
-
-var hasXHR2 = function () {
- var xhr = new XMLHttpRequest({
- xdomain: false
- });
- return null != xhr.responseType;
-}();
-
-var XHR = /*#__PURE__*/function (_Polling) {
- _inherits(XHR, _Polling);
-
- var _super = _createSuper(XHR);
-
- /**
- * XHR Polling constructor.
- *
- * @param {Object} opts
- * @api public
- */
- function XHR(opts) {
- var _this;
-
- _classCallCheck(this, XHR);
-
- _this = _super.call(this, opts);
-
- if (typeof location !== "undefined") {
- var isSSL = "https:" === location.protocol;
- var port = location.port; // some user agents have empty `location.port`
-
- if (!port) {
- port = isSSL ? 443 : 80;
- }
-
- _this.xd = typeof location !== "undefined" && opts.hostname !== location.hostname || port !== opts.port;
- _this.xs = opts.secure !== isSSL;
- }
- /**
- * XHR supports binary
- */
-
-
- var forceBase64 = opts && opts.forceBase64;
- _this.supportsBinary = hasXHR2 && !forceBase64;
- return _this;
- }
- /**
- * Creates a request.
- *
- * @param {String} method
- * @api private
- */
-
-
- _createClass(XHR, [{
- key: "request",
- value: function request() {
- var opts = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
-
- _extends(opts, {
- xd: this.xd,
- xs: this.xs
- }, this.opts);
-
- return new Request(this.uri(), opts);
- }
- /**
- * Sends data.
- *
- * @param {String} data to send.
- * @param {Function} called upon flush.
- * @api private
- */
-
- }, {
- key: "doWrite",
- value: function doWrite(data, fn) {
- var req = this.request({
- method: "POST",
- data: data
- });
- var self = this;
- req.on("success", fn);
- req.on("error", function (err) {
- self.onError("xhr post error", err);
- });
- }
- /**
- * Starts a poll cycle.
- *
- * @api private
- */
-
- }, {
- key: "doPoll",
- value: function doPoll() {
- debug("xhr poll");
- var req = this.request();
- var self = this;
- req.on("data", function (data) {
- self.onData(data);
- });
- req.on("error", function (err) {
- self.onError("xhr poll error", err);
- });
- this.pollXhr = req;
- }
- }]);
-
- return XHR;
-}(Polling);
-
-var Request = /*#__PURE__*/function (_Emitter) {
- _inherits(Request, _Emitter);
-
- var _super2 = _createSuper(Request);
-
- /**
- * Request constructor
- *
- * @param {Object} options
- * @api public
- */
- function Request(uri, opts) {
- var _this2;
-
- _classCallCheck(this, Request);
-
- _this2 = _super2.call(this);
- _this2.opts = opts;
- _this2.method = opts.method || "GET";
- _this2.uri = uri;
- _this2.async = false !== opts.async;
- _this2.data = undefined !== opts.data ? opts.data : null;
-
- _this2.create();
-
- return _this2;
- }
- /**
- * Creates the XHR object and sends the request.
- *
- * @api private
- */
-
-
- _createClass(Request, [{
- key: "create",
- value: function create() {
- var opts = pick(this.opts, "agent", "enablesXDR", "pfx", "key", "passphrase", "cert", "ca", "ciphers", "rejectUnauthorized");
- opts.xdomain = !!this.opts.xd;
- opts.xscheme = !!this.opts.xs;
- var xhr = this.xhr = new XMLHttpRequest(opts);
- var self = this;
-
- try {
- debug("xhr open %s: %s", this.method, this.uri);
- xhr.open(this.method, this.uri, this.async);
-
- try {
- if (this.opts.extraHeaders) {
- xhr.setDisableHeaderCheck && xhr.setDisableHeaderCheck(true);
-
- for (var i in this.opts.extraHeaders) {
- if (this.opts.extraHeaders.hasOwnProperty(i)) {
- xhr.setRequestHeader(i, this.opts.extraHeaders[i]);
- }
- }
- }
- } catch (e) {}
-
- if ("POST" === this.method) {
- try {
- xhr.setRequestHeader("Content-type", "text/plain;charset=UTF-8");
- } catch (e) {}
- }
-
- try {
- xhr.setRequestHeader("Accept", "*/*");
- } catch (e) {} // ie6 check
-
-
- if ("withCredentials" in xhr) {
- xhr.withCredentials = this.opts.withCredentials;
- }
-
- if (this.opts.requestTimeout) {
- xhr.timeout = this.opts.requestTimeout;
- }
-
- if (this.hasXDR()) {
- xhr.onload = function () {
- self.onLoad();
- };
-
- xhr.onerror = function () {
- self.onError(xhr.responseText);
- };
- } else {
- xhr.onreadystatechange = function () {
- if (4 !== xhr.readyState) return;
-
- if (200 === xhr.status || 1223 === xhr.status) {
- self.onLoad();
- } else {
- // make sure the `error` event handler that's user-set
- // does not throw in the same tick and gets caught here
- setTimeout(function () {
- self.onError(typeof xhr.status === "number" ? xhr.status : 0);
- }, 0);
- }
- };
- }
-
- debug("xhr data %s", this.data);
- xhr.send(this.data);
- } catch (e) {
- // Need to defer since .create() is called directly from the constructor
- // and thus the 'error' event can only be only bound *after* this exception
- // occurs. Therefore, also, we cannot throw here at all.
- setTimeout(function () {
- self.onError(e);
- }, 0);
- return;
- }
-
- if (typeof document !== "undefined") {
- this.index = Request.requestsCount++;
- Request.requests[this.index] = this;
- }
- }
- /**
- * Called upon successful response.
- *
- * @api private
- */
-
- }, {
- key: "onSuccess",
- value: function onSuccess() {
- this.emit("success");
- this.cleanup();
- }
- /**
- * Called if we have data.
- *
- * @api private
- */
-
- }, {
- key: "onData",
- value: function onData(data) {
- this.emit("data", data);
- this.onSuccess();
- }
- /**
- * Called upon error.
- *
- * @api private
- */
-
- }, {
- key: "onError",
- value: function onError(err) {
- this.emit("error", err);
- this.cleanup(true);
- }
- /**
- * Cleans up house.
- *
- * @api private
- */
-
- }, {
- key: "cleanup",
- value: function cleanup(fromError) {
- if ("undefined" === typeof this.xhr || null === this.xhr) {
- return;
- } // xmlhttprequest
-
-
- if (this.hasXDR()) {
- this.xhr.onload = this.xhr.onerror = empty;
- } else {
- this.xhr.onreadystatechange = empty;
- }
-
- if (fromError) {
- try {
- this.xhr.abort();
- } catch (e) {}
- }
-
- if (typeof document !== "undefined") {
- delete Request.requests[this.index];
- }
-
- this.xhr = null;
- }
- /**
- * Called upon load.
- *
- * @api private
- */
-
- }, {
- key: "onLoad",
- value: function onLoad() {
- var data = this.xhr.responseText;
-
- if (data !== null) {
- this.onData(data);
- }
- }
- /**
- * Check if it has XDomainRequest.
- *
- * @api private
- */
-
- }, {
- key: "hasXDR",
- value: function hasXDR() {
- return typeof XDomainRequest !== "undefined" && !this.xs && this.enablesXDR;
- }
- /**
- * Aborts the request.
- *
- * @api public
- */
-
- }, {
- key: "abort",
- value: function abort() {
- this.cleanup();
- }
- }]);
-
- return Request;
-}(Emitter);
-/**
- * Aborts pending requests when unloading the window. This is needed to prevent
- * memory leaks (e.g. when using IE) and to ensure that no spurious error is
- * emitted.
- */
-
-
-Request.requestsCount = 0;
-Request.requests = {};
-
-if (typeof document !== "undefined") {
- if (typeof attachEvent === "function") {
- attachEvent("onunload", unloadHandler);
- } else if (typeof addEventListener === "function") {
- var terminationEvent = "onpagehide" in globalThis ? "pagehide" : "unload";
- addEventListener(terminationEvent, unloadHandler, false);
- }
-}
-
-function unloadHandler() {
- for (var i in Request.requests) {
- if (Request.requests.hasOwnProperty(i)) {
- Request.requests[i].abort();
- }
- }
-}
-
-module.exports = XHR;
-module.exports.Request = Request;
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-client/lib/transports/polling.js":
-/*!*****************************************************************!*\
- !*** ./node_modules/engine.io-client/lib/transports/polling.js ***!
- \*****************************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
-
-function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
-
-function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
-
-function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
-
-function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
-
-function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
-
-function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
-
-function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
-
-function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }
-
-function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
-
-var Transport = __webpack_require__(/*! ../transport */ "./node_modules/engine.io-client/lib/transport.js");
-
-var parseqs = __webpack_require__(/*! parseqs */ "./node_modules/parseqs/index.js");
-
-var parser = __webpack_require__(/*! engine.io-parser */ "./node_modules/engine.io-parser/lib/index.js");
-
-var yeast = __webpack_require__(/*! yeast */ "./node_modules/yeast/index.js");
-
-var debug = __webpack_require__(/*! debug */ "./node_modules/debug/src/browser.js")("engine.io-client:polling");
-
-var Polling = /*#__PURE__*/function (_Transport) {
- _inherits(Polling, _Transport);
-
- var _super = _createSuper(Polling);
-
- function Polling() {
- _classCallCheck(this, Polling);
-
- return _super.apply(this, arguments);
- }
-
- _createClass(Polling, [{
- key: "doOpen",
-
- /**
- * Opens the socket (triggers polling). We write a PING message to determine
- * when the transport is open.
- *
- * @api private
- */
- value: function doOpen() {
- this.poll();
- }
- /**
- * Pauses polling.
- *
- * @param {Function} callback upon buffers are flushed and transport is paused
- * @api private
- */
-
- }, {
- key: "pause",
- value: function pause(onPause) {
- var self = this;
- this.readyState = "pausing";
-
- function pause() {
- debug("paused");
- self.readyState = "paused";
- onPause();
- }
-
- if (this.polling || !this.writable) {
- var total = 0;
-
- if (this.polling) {
- debug("we are currently polling - waiting to pause");
- total++;
- this.once("pollComplete", function () {
- debug("pre-pause polling complete");
- --total || pause();
- });
- }
-
- if (!this.writable) {
- debug("we are currently writing - waiting to pause");
- total++;
- this.once("drain", function () {
- debug("pre-pause writing complete");
- --total || pause();
- });
- }
- } else {
- pause();
- }
- }
- /**
- * Starts polling cycle.
- *
- * @api public
- */
-
- }, {
- key: "poll",
- value: function poll() {
- debug("polling");
- this.polling = true;
- this.doPoll();
- this.emit("poll");
- }
- /**
- * Overloads onData to detect payloads.
- *
- * @api private
- */
-
- }, {
- key: "onData",
- value: function onData(data) {
- var self = this;
- debug("polling got data %s", data);
-
- var callback = function callback(packet, index, total) {
- // if its the first message we consider the transport open
- if ("opening" === self.readyState && packet.type === "open") {
- self.onOpen();
- } // if its a close packet, we close the ongoing requests
-
-
- if ("close" === packet.type) {
- self.onClose();
- return false;
- } // otherwise bypass onData and handle the message
-
-
- self.onPacket(packet);
- }; // decode payload
-
-
- parser.decodePayload(data, this.socket.binaryType).forEach(callback); // if an event did not trigger closing
-
- if ("closed" !== this.readyState) {
- // if we got data we're not polling
- this.polling = false;
- this.emit("pollComplete");
-
- if ("open" === this.readyState) {
- this.poll();
- } else {
- debug('ignoring poll - transport state "%s"', this.readyState);
- }
- }
- }
- /**
- * For polling, send a close packet.
- *
- * @api private
- */
-
- }, {
- key: "doClose",
- value: function doClose() {
- var self = this;
-
- function close() {
- debug("writing close packet");
- self.write([{
- type: "close"
- }]);
- }
-
- if ("open" === this.readyState) {
- debug("transport open - closing");
- close();
- } else {
- // in case we're trying to close while
- // handshaking is in progress (GH-164)
- debug("transport not open - deferring close");
- this.once("open", close);
- }
- }
- /**
- * Writes a packets payload.
- *
- * @param {Array} data packets
- * @param {Function} drain callback
- * @api private
- */
-
- }, {
- key: "write",
- value: function write(packets) {
- var _this = this;
-
- this.writable = false;
- parser.encodePayload(packets, function (data) {
- _this.doWrite(data, function () {
- _this.writable = true;
-
- _this.emit("drain");
- });
- });
- }
- /**
- * Generates uri for connection.
- *
- * @api private
- */
-
- }, {
- key: "uri",
- value: function uri() {
- var query = this.query || {};
- var schema = this.opts.secure ? "https" : "http";
- var port = ""; // cache busting is forced
-
- if (false !== this.opts.timestampRequests) {
- query[this.opts.timestampParam] = yeast();
- }
-
- if (!this.supportsBinary && !query.sid) {
- query.b64 = 1;
- }
-
- query = parseqs.encode(query); // avoid port if default for schema
-
- if (this.opts.port && ("https" === schema && Number(this.opts.port) !== 443 || "http" === schema && Number(this.opts.port) !== 80)) {
- port = ":" + this.opts.port;
- } // prepend ? to query
-
-
- if (query.length) {
- query = "?" + query;
- }
-
- var ipv6 = this.opts.hostname.indexOf(":") !== -1;
- return schema + "://" + (ipv6 ? "[" + this.opts.hostname + "]" : this.opts.hostname) + port + this.opts.path + query;
- }
- }, {
- key: "name",
-
- /**
- * Transport name.
- */
- get: function get() {
- return "polling";
- }
- }]);
-
- return Polling;
-}(Transport);
-
-module.exports = Polling;
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-client/lib/transports/websocket-constructor.browser.js":
-/*!***************************************************************************************!*\
- !*** ./node_modules/engine.io-client/lib/transports/websocket-constructor.browser.js ***!
- \***************************************************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-var globalThis = __webpack_require__(/*! ../globalThis */ "./node_modules/engine.io-client/lib/globalThis.browser.js");
-
-module.exports = {
- WebSocket: globalThis.WebSocket || globalThis.MozWebSocket,
- usingBrowserWebSocket: true,
- defaultBinaryType: "arraybuffer"
-};
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-client/lib/transports/websocket.js":
-/*!*******************************************************************!*\
- !*** ./node_modules/engine.io-client/lib/transports/websocket.js ***!
- \*******************************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
-
-function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
-
-function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
-
-function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
-
-function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
-
-function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
-
-function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
-
-function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
-
-function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }
-
-function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
-
-var Transport = __webpack_require__(/*! ../transport */ "./node_modules/engine.io-client/lib/transport.js");
-
-var parser = __webpack_require__(/*! engine.io-parser */ "./node_modules/engine.io-parser/lib/index.js");
-
-var parseqs = __webpack_require__(/*! parseqs */ "./node_modules/parseqs/index.js");
-
-var yeast = __webpack_require__(/*! yeast */ "./node_modules/yeast/index.js");
-
-var _require = __webpack_require__(/*! ../util */ "./node_modules/engine.io-client/lib/util.js"),
- pick = _require.pick;
-
-var _require2 = __webpack_require__(/*! ./websocket-constructor */ "./node_modules/engine.io-client/lib/transports/websocket-constructor.browser.js"),
- WebSocket = _require2.WebSocket,
- usingBrowserWebSocket = _require2.usingBrowserWebSocket,
- defaultBinaryType = _require2.defaultBinaryType;
-
-var debug = __webpack_require__(/*! debug */ "./node_modules/debug/src/browser.js")("engine.io-client:websocket"); // detect ReactNative environment
-
-
-var isReactNative = typeof navigator !== "undefined" && typeof navigator.product === "string" && navigator.product.toLowerCase() === "reactnative";
-
-var WS = /*#__PURE__*/function (_Transport) {
- _inherits(WS, _Transport);
-
- var _super = _createSuper(WS);
-
- /**
- * WebSocket transport constructor.
- *
- * @api {Object} connection options
- * @api public
- */
- function WS(opts) {
- var _this;
-
- _classCallCheck(this, WS);
-
- _this = _super.call(this, opts);
- _this.supportsBinary = !opts.forceBase64;
- return _this;
- }
- /**
- * Transport name.
- *
- * @api public
- */
-
-
- _createClass(WS, [{
- key: "doOpen",
-
- /**
- * Opens socket.
- *
- * @api private
- */
- value: function doOpen() {
- if (!this.check()) {
- // let probe timeout
- return;
- }
-
- var uri = this.uri();
- var protocols = this.opts.protocols; // React Native only supports the 'headers' option, and will print a warning if anything else is passed
-
- var opts = isReactNative ? {} : pick(this.opts, "agent", "perMessageDeflate", "pfx", "key", "passphrase", "cert", "ca", "ciphers", "rejectUnauthorized", "localAddress");
-
- if (this.opts.extraHeaders) {
- opts.headers = this.opts.extraHeaders;
- }
-
- try {
- this.ws = usingBrowserWebSocket && !isReactNative ? protocols ? new WebSocket(uri, protocols) : new WebSocket(uri) : new WebSocket(uri, protocols, opts);
- } catch (err) {
- return this.emit("error", err);
- }
-
- this.ws.binaryType = this.socket.binaryType || defaultBinaryType;
- this.addEventListeners();
- }
- /**
- * Adds event listeners to the socket
- *
- * @api private
- */
-
- }, {
- key: "addEventListeners",
- value: function addEventListeners() {
- var self = this;
-
- this.ws.onopen = function () {
- self.onOpen();
- };
-
- this.ws.onclose = function () {
- self.onClose();
- };
-
- this.ws.onmessage = function (ev) {
- self.onData(ev.data);
- };
-
- this.ws.onerror = function (e) {
- self.onError("websocket error", e);
- };
- }
- /**
- * Writes data to socket.
- *
- * @param {Array} array of packets.
- * @api private
- */
-
- }, {
- key: "write",
- value: function write(packets) {
- var self = this;
- this.writable = false; // encodePacket efficient as it uses WS framing
- // no need for encodePayload
-
- var total = packets.length;
- var i = 0;
- var l = total;
-
- for (; i < l; i++) {
- (function (packet) {
- parser.encodePacket(packet, self.supportsBinary, function (data) {
- // always create a new object (GH-437)
- var opts = {};
-
- if (!usingBrowserWebSocket) {
- if (packet.options) {
- opts.compress = packet.options.compress;
- }
-
- if (self.opts.perMessageDeflate) {
- var len = "string" === typeof data ? Buffer.byteLength(data) : data.length;
-
- if (len < self.opts.perMessageDeflate.threshold) {
- opts.compress = false;
- }
- }
- } // Sometimes the websocket has already been closed but the browser didn't
- // have a chance of informing us about it yet, in that case send will
- // throw an error
-
-
- try {
- if (usingBrowserWebSocket) {
- // TypeError is thrown when passing the second argument on Safari
- self.ws.send(data);
- } else {
- self.ws.send(data, opts);
- }
- } catch (e) {
- debug("websocket closed before onclose event");
- }
-
- --total || done();
- });
- })(packets[i]);
- }
-
- function done() {
- self.emit("flush"); // fake drain
- // defer to next tick to allow Socket to clear writeBuffer
-
- setTimeout(function () {
- self.writable = true;
- self.emit("drain");
- }, 0);
- }
- }
- /**
- * Called upon close
- *
- * @api private
- */
-
- }, {
- key: "onClose",
- value: function onClose() {
- Transport.prototype.onClose.call(this);
- }
- /**
- * Closes socket.
- *
- * @api private
- */
-
- }, {
- key: "doClose",
- value: function doClose() {
- if (typeof this.ws !== "undefined") {
- this.ws.close();
- }
- }
- /**
- * Generates uri for connection.
- *
- * @api private
- */
-
- }, {
- key: "uri",
- value: function uri() {
- var query = this.query || {};
- var schema = this.opts.secure ? "wss" : "ws";
- var port = ""; // avoid port if default for schema
-
- if (this.opts.port && ("wss" === schema && Number(this.opts.port) !== 443 || "ws" === schema && Number(this.opts.port) !== 80)) {
- port = ":" + this.opts.port;
- } // append timestamp to URI
-
-
- if (this.opts.timestampRequests) {
- query[this.opts.timestampParam] = yeast();
- } // communicate binary support capabilities
-
-
- if (!this.supportsBinary) {
- query.b64 = 1;
- }
-
- query = parseqs.encode(query); // prepend ? to query
-
- if (query.length) {
- query = "?" + query;
- }
-
- var ipv6 = this.opts.hostname.indexOf(":") !== -1;
- return schema + "://" + (ipv6 ? "[" + this.opts.hostname + "]" : this.opts.hostname) + port + this.opts.path + query;
- }
- /**
- * Feature detection for WebSocket.
- *
- * @return {Boolean} whether this transport is available.
- * @api public
- */
-
- }, {
- key: "check",
- value: function check() {
- return !!WebSocket && !("__initialize" in WebSocket && this.name === WS.prototype.name);
- }
- }, {
- key: "name",
- get: function get() {
- return "websocket";
- }
- }]);
-
- return WS;
-}(Transport);
-
-module.exports = WS;
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-client/lib/util.js":
-/*!***************************************************!*\
- !*** ./node_modules/engine.io-client/lib/util.js ***!
- \***************************************************/
-/*! no static exports found */
-/***/ (function(module, exports) {
-
-module.exports.pick = function (obj) {
- for (var _len = arguments.length, attr = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
- attr[_key - 1] = arguments[_key];
- }
-
- return attr.reduce(function (acc, k) {
- acc[k] = obj[k];
- return acc;
- }, {});
-};
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-client/lib/xmlhttprequest.js":
-/*!*************************************************************!*\
- !*** ./node_modules/engine.io-client/lib/xmlhttprequest.js ***!
- \*************************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-// browser shim for xmlhttprequest module
-var hasCORS = __webpack_require__(/*! has-cors */ "./node_modules/has-cors/index.js");
-
-var globalThis = __webpack_require__(/*! ./globalThis */ "./node_modules/engine.io-client/lib/globalThis.browser.js");
-
-module.exports = function (opts) {
- var xdomain = opts.xdomain; // scheme must be same when usign XDomainRequest
- // http://blogs.msdn.com/b/ieinternals/archive/2010/05/13/xdomainrequest-restrictions-limitations-and-workarounds.aspx
-
- var xscheme = opts.xscheme; // XDomainRequest has a flow of not sending cookie, therefore it should be disabled as a default.
- // https://github.com/Automattic/engine.io-client/pull/217
-
- var enablesXDR = opts.enablesXDR; // XMLHttpRequest can be disabled on IE
-
- try {
- if ("undefined" !== typeof XMLHttpRequest && (!xdomain || hasCORS)) {
- return new XMLHttpRequest();
- }
- } catch (e) {} // Use XDomainRequest for IE8 if enablesXDR is true
- // because loading bar keeps flashing when using jsonp-polling
- // https://github.com/yujiosaka/socke.io-ie8-loading-example
-
-
- try {
- if ("undefined" !== typeof XDomainRequest && !xscheme && enablesXDR) {
- return new XDomainRequest();
- }
- } catch (e) {}
-
- if (!xdomain) {
- try {
- return new globalThis[["Active"].concat("Object").join("X")]("Microsoft.XMLHTTP");
- } catch (e) {}
- }
-};
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-parser/lib/commons.js":
-/*!******************************************************!*\
- !*** ./node_modules/engine.io-parser/lib/commons.js ***!
- \******************************************************/
-/*! no static exports found */
-/***/ (function(module, exports) {
-
-var PACKET_TYPES = Object.create(null); // no Map = no polyfill
-
-PACKET_TYPES["open"] = "0";
-PACKET_TYPES["close"] = "1";
-PACKET_TYPES["ping"] = "2";
-PACKET_TYPES["pong"] = "3";
-PACKET_TYPES["message"] = "4";
-PACKET_TYPES["upgrade"] = "5";
-PACKET_TYPES["noop"] = "6";
-var PACKET_TYPES_REVERSE = Object.create(null);
-Object.keys(PACKET_TYPES).forEach(function (key) {
- PACKET_TYPES_REVERSE[PACKET_TYPES[key]] = key;
-});
-var ERROR_PACKET = {
- type: "error",
- data: "parser error"
-};
-module.exports = {
- PACKET_TYPES: PACKET_TYPES,
- PACKET_TYPES_REVERSE: PACKET_TYPES_REVERSE,
- ERROR_PACKET: ERROR_PACKET
-};
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-parser/lib/decodePacket.browser.js":
-/*!*******************************************************************!*\
- !*** ./node_modules/engine.io-parser/lib/decodePacket.browser.js ***!
- \*******************************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-var _require = __webpack_require__(/*! ./commons */ "./node_modules/engine.io-parser/lib/commons.js"),
- PACKET_TYPES_REVERSE = _require.PACKET_TYPES_REVERSE,
- ERROR_PACKET = _require.ERROR_PACKET;
-
-var withNativeArrayBuffer = typeof ArrayBuffer === "function";
-var base64decoder;
-
-if (withNativeArrayBuffer) {
- base64decoder = __webpack_require__(/*! base64-arraybuffer */ "./node_modules/base64-arraybuffer/lib/base64-arraybuffer.js");
-}
-
-var decodePacket = function decodePacket(encodedPacket, binaryType) {
- if (typeof encodedPacket !== "string") {
- return {
- type: "message",
- data: mapBinary(encodedPacket, binaryType)
- };
- }
-
- var type = encodedPacket.charAt(0);
-
- if (type === "b") {
- return {
- type: "message",
- data: decodeBase64Packet(encodedPacket.substring(1), binaryType)
- };
- }
-
- var packetType = PACKET_TYPES_REVERSE[type];
-
- if (!packetType) {
- return ERROR_PACKET;
- }
-
- return encodedPacket.length > 1 ? {
- type: PACKET_TYPES_REVERSE[type],
- data: encodedPacket.substring(1)
- } : {
- type: PACKET_TYPES_REVERSE[type]
- };
-};
-
-var decodeBase64Packet = function decodeBase64Packet(data, binaryType) {
- if (base64decoder) {
- var decoded = base64decoder.decode(data);
- return mapBinary(decoded, binaryType);
- } else {
- return {
- base64: true,
- data: data
- }; // fallback for old browsers
- }
-};
-
-var mapBinary = function mapBinary(data, binaryType) {
- switch (binaryType) {
- case "blob":
- return data instanceof ArrayBuffer ? new Blob([data]) : data;
-
- case "arraybuffer":
- default:
- return data;
- // assuming the data is already an ArrayBuffer
- }
-};
-
-module.exports = decodePacket;
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-parser/lib/encodePacket.browser.js":
-/*!*******************************************************************!*\
- !*** ./node_modules/engine.io-parser/lib/encodePacket.browser.js ***!
- \*******************************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-var _require = __webpack_require__(/*! ./commons */ "./node_modules/engine.io-parser/lib/commons.js"),
- PACKET_TYPES = _require.PACKET_TYPES;
-
-var withNativeBlob = typeof Blob === "function" || typeof Blob !== "undefined" && Object.prototype.toString.call(Blob) === "[object BlobConstructor]";
-var withNativeArrayBuffer = typeof ArrayBuffer === "function"; // ArrayBuffer.isView method is not defined in IE10
-
-var isView = function isView(obj) {
- return typeof ArrayBuffer.isView === "function" ? ArrayBuffer.isView(obj) : obj && obj.buffer instanceof ArrayBuffer;
-};
-
-var encodePacket = function encodePacket(_ref, supportsBinary, callback) {
- var type = _ref.type,
- data = _ref.data;
-
- if (withNativeBlob && data instanceof Blob) {
- if (supportsBinary) {
- return callback(data);
- } else {
- return encodeBlobAsBase64(data, callback);
- }
- } else if (withNativeArrayBuffer && (data instanceof ArrayBuffer || isView(data))) {
- if (supportsBinary) {
- return callback(data instanceof ArrayBuffer ? data : data.buffer);
- } else {
- return encodeBlobAsBase64(new Blob([data]), callback);
- }
- } // plain string
-
-
- return callback(PACKET_TYPES[type] + (data || ""));
-};
-
-var encodeBlobAsBase64 = function encodeBlobAsBase64(data, callback) {
- var fileReader = new FileReader();
-
- fileReader.onload = function () {
- var content = fileReader.result.split(",")[1];
- callback("b" + content);
- };
-
- return fileReader.readAsDataURL(data);
-};
-
-module.exports = encodePacket;
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-parser/lib/index.js":
-/*!****************************************************!*\
- !*** ./node_modules/engine.io-parser/lib/index.js ***!
- \****************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-var encodePacket = __webpack_require__(/*! ./encodePacket */ "./node_modules/engine.io-parser/lib/encodePacket.browser.js");
-
-var decodePacket = __webpack_require__(/*! ./decodePacket */ "./node_modules/engine.io-parser/lib/decodePacket.browser.js");
-
-var SEPARATOR = String.fromCharCode(30); // see https://en.wikipedia.org/wiki/Delimiter#ASCII_delimited_text
-
-var encodePayload = function encodePayload(packets, callback) {
- // some packets may be added to the array while encoding, so the initial length must be saved
- var length = packets.length;
- var encodedPackets = new Array(length);
- var count = 0;
- packets.forEach(function (packet, i) {
- // force base64 encoding for binary packets
- encodePacket(packet, false, function (encodedPacket) {
- encodedPackets[i] = encodedPacket;
-
- if (++count === length) {
- callback(encodedPackets.join(SEPARATOR));
- }
- });
- });
-};
-
-var decodePayload = function decodePayload(encodedPayload, binaryType) {
- var encodedPackets = encodedPayload.split(SEPARATOR);
- var packets = [];
-
- for (var i = 0; i < encodedPackets.length; i++) {
- var decodedPacket = decodePacket(encodedPackets[i], binaryType);
- packets.push(decodedPacket);
-
- if (decodedPacket.type === "error") {
- break;
- }
- }
-
- return packets;
-};
-
-module.exports = {
- protocol: 4,
- encodePacket: encodePacket,
- encodePayload: encodePayload,
- decodePacket: decodePacket,
- decodePayload: decodePayload
-};
-
-/***/ }),
-
-/***/ "./node_modules/has-cors/index.js":
-/*!****************************************!*\
- !*** ./node_modules/has-cors/index.js ***!
- \****************************************/
-/*! no static exports found */
-/***/ (function(module, exports) {
-
-/**
- * Module exports.
- *
- * Logic borrowed from Modernizr:
- *
- * - https://github.com/Modernizr/Modernizr/blob/master/feature-detects/cors.js
- */
-try {
- module.exports = typeof XMLHttpRequest !== 'undefined' && 'withCredentials' in new XMLHttpRequest();
-} catch (err) {
- // if XMLHttp support is disabled in IE then it will throw
- // when trying to create
- module.exports = false;
-}
-
-/***/ }),
-
-/***/ "./node_modules/ms/index.js":
-/*!**********************************!*\
- !*** ./node_modules/ms/index.js ***!
- \**********************************/
-/*! no static exports found */
-/***/ (function(module, exports) {
-
-function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-/**
- * Helpers.
- */
-var s = 1000;
-var m = s * 60;
-var h = m * 60;
-var d = h * 24;
-var w = d * 7;
-var y = d * 365.25;
-/**
- * Parse or format the given `val`.
- *
- * Options:
- *
- * - `long` verbose formatting [false]
- *
- * @param {String|Number} val
- * @param {Object} [options]
- * @throws {Error} throw an error if val is not a non-empty string or a number
- * @return {String|Number}
- * @api public
- */
-
-module.exports = function (val, options) {
- options = options || {};
-
- var type = _typeof(val);
-
- if (type === 'string' && val.length > 0) {
- return parse(val);
- } else if (type === 'number' && isFinite(val)) {
- return options["long"] ? fmtLong(val) : fmtShort(val);
- }
-
- throw new Error('val is not a non-empty string or a valid number. val=' + JSON.stringify(val));
-};
-/**
- * Parse the given `str` and return milliseconds.
- *
- * @param {String} str
- * @return {Number}
- * @api private
- */
-
-
-function parse(str) {
- str = String(str);
-
- if (str.length > 100) {
- return;
- }
-
- var match = /^(-?(?:\d+)?\.?\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|weeks?|w|years?|yrs?|y)?$/i.exec(str);
-
- if (!match) {
- return;
- }
-
- var n = parseFloat(match[1]);
- var type = (match[2] || 'ms').toLowerCase();
-
- switch (type) {
- case 'years':
- case 'year':
- case 'yrs':
- case 'yr':
- case 'y':
- return n * y;
-
- case 'weeks':
- case 'week':
- case 'w':
- return n * w;
-
- case 'days':
- case 'day':
- case 'd':
- return n * d;
-
- case 'hours':
- case 'hour':
- case 'hrs':
- case 'hr':
- case 'h':
- return n * h;
-
- case 'minutes':
- case 'minute':
- case 'mins':
- case 'min':
- case 'm':
- return n * m;
-
- case 'seconds':
- case 'second':
- case 'secs':
- case 'sec':
- case 's':
- return n * s;
-
- case 'milliseconds':
- case 'millisecond':
- case 'msecs':
- case 'msec':
- case 'ms':
- return n;
-
- default:
- return undefined;
- }
-}
-/**
- * Short format for `ms`.
- *
- * @param {Number} ms
- * @return {String}
- * @api private
- */
-
-
-function fmtShort(ms) {
- var msAbs = Math.abs(ms);
-
- if (msAbs >= d) {
- return Math.round(ms / d) + 'd';
- }
-
- if (msAbs >= h) {
- return Math.round(ms / h) + 'h';
- }
-
- if (msAbs >= m) {
- return Math.round(ms / m) + 'm';
- }
-
- if (msAbs >= s) {
- return Math.round(ms / s) + 's';
- }
-
- return ms + 'ms';
-}
-/**
- * Long format for `ms`.
- *
- * @param {Number} ms
- * @return {String}
- * @api private
- */
-
-
-function fmtLong(ms) {
- var msAbs = Math.abs(ms);
-
- if (msAbs >= d) {
- return plural(ms, msAbs, d, 'day');
- }
-
- if (msAbs >= h) {
- return plural(ms, msAbs, h, 'hour');
- }
-
- if (msAbs >= m) {
- return plural(ms, msAbs, m, 'minute');
- }
-
- if (msAbs >= s) {
- return plural(ms, msAbs, s, 'second');
- }
-
- return ms + ' ms';
-}
-/**
- * Pluralization helper.
- */
-
-
-function plural(ms, msAbs, n, name) {
- var isPlural = msAbs >= n * 1.5;
- return Math.round(ms / n) + ' ' + name + (isPlural ? 's' : '');
-}
-
-/***/ }),
-
-/***/ "./node_modules/parseqs/index.js":
-/*!***************************************!*\
- !*** ./node_modules/parseqs/index.js ***!
- \***************************************/
-/*! no static exports found */
-/***/ (function(module, exports) {
-
-/**
- * Compiles a querystring
- * Returns string representation of the object
- *
- * @param {Object}
- * @api private
- */
-exports.encode = function (obj) {
- var str = '';
-
- for (var i in obj) {
- if (obj.hasOwnProperty(i)) {
- if (str.length) str += '&';
- str += encodeURIComponent(i) + '=' + encodeURIComponent(obj[i]);
- }
- }
-
- return str;
-};
-/**
- * Parses a simple querystring into an object
- *
- * @param {String} qs
- * @api private
- */
-
-
-exports.decode = function (qs) {
- var qry = {};
- var pairs = qs.split('&');
-
- for (var i = 0, l = pairs.length; i < l; i++) {
- var pair = pairs[i].split('=');
- qry[decodeURIComponent(pair[0])] = decodeURIComponent(pair[1]);
- }
-
- return qry;
-};
-
-/***/ }),
-
-/***/ "./node_modules/parseuri/index.js":
-/*!****************************************!*\
- !*** ./node_modules/parseuri/index.js ***!
- \****************************************/
-/*! no static exports found */
-/***/ (function(module, exports) {
-
-/**
- * Parses an URI
- *
- * @author Steven Levithan <stevenlevithan.com> (MIT license)
- * @api private
- */
-var re = /^(?:(?![^:@]+:[^:@\/]*@)(http|https|ws|wss):\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?((?:[a-f0-9]{0,4}:){2,7}[a-f0-9]{0,4}|[^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/;
-var parts = ['source', 'protocol', 'authority', 'userInfo', 'user', 'password', 'host', 'port', 'relative', 'path', 'directory', 'file', 'query', 'anchor'];
-
-module.exports = function parseuri(str) {
- var src = str,
- b = str.indexOf('['),
- e = str.indexOf(']');
-
- if (b != -1 && e != -1) {
- str = str.substring(0, b) + str.substring(b, e).replace(/:/g, ';') + str.substring(e, str.length);
- }
-
- var m = re.exec(str || ''),
- uri = {},
- i = 14;
-
- while (i--) {
- uri[parts[i]] = m[i] || '';
- }
-
- if (b != -1 && e != -1) {
- uri.source = src;
- uri.host = uri.host.substring(1, uri.host.length - 1).replace(/;/g, ':');
- uri.authority = uri.authority.replace('[', '').replace(']', '').replace(/;/g, ':');
- uri.ipv6uri = true;
- }
-
- uri.pathNames = pathNames(uri, uri['path']);
- uri.queryKey = queryKey(uri, uri['query']);
- return uri;
-};
-
-function pathNames(obj, path) {
- var regx = /\/{2,9}/g,
- names = path.replace(regx, "/").split("/");
-
- if (path.substr(0, 1) == '/' || path.length === 0) {
- names.splice(0, 1);
- }
-
- if (path.substr(path.length - 1, 1) == '/') {
- names.splice(names.length - 1, 1);
- }
-
- return names;
-}
-
-function queryKey(uri, query) {
- var data = {};
- query.replace(/(?:^|&)([^&=]*)=?([^&]*)/g, function ($0, $1, $2) {
- if ($1) {
- data[$1] = $2;
- }
- });
- return data;
-}
-
-/***/ }),
-
-/***/ "./node_modules/process/browser.js":
-/*!*****************************************!*\
- !*** ./node_modules/process/browser.js ***!
- \*****************************************/
-/*! no static exports found */
-/***/ (function(module, exports) {
-
-// shim for using process in browser
-var process = module.exports = {}; // cached from whatever global is present so that test runners that stub it
-// don't break things. But we need to wrap it in a try catch in case it is
-// wrapped in strict mode code which doesn't define any globals. It's inside a
-// function because try/catches deoptimize in certain engines.
-
-var cachedSetTimeout;
-var cachedClearTimeout;
-
-function defaultSetTimout() {
- throw new Error('setTimeout has not been defined');
-}
-
-function defaultClearTimeout() {
- throw new Error('clearTimeout has not been defined');
-}
-
-(function () {
- try {
- if (typeof setTimeout === 'function') {
- cachedSetTimeout = setTimeout;
- } else {
- cachedSetTimeout = defaultSetTimout;
- }
- } catch (e) {
- cachedSetTimeout = defaultSetTimout;
- }
-
- try {
- if (typeof clearTimeout === 'function') {
- cachedClearTimeout = clearTimeout;
- } else {
- cachedClearTimeout = defaultClearTimeout;
- }
- } catch (e) {
- cachedClearTimeout = defaultClearTimeout;
- }
-})();
-
-function runTimeout(fun) {
- if (cachedSetTimeout === setTimeout) {
- //normal enviroments in sane situations
- return setTimeout(fun, 0);
- } // if setTimeout wasn't available but was latter defined
-
-
- if ((cachedSetTimeout === defaultSetTimout || !cachedSetTimeout) && setTimeout) {
- cachedSetTimeout = setTimeout;
- return setTimeout(fun, 0);
- }
-
- try {
- // when when somebody has screwed with setTimeout but no I.E. maddness
- return cachedSetTimeout(fun, 0);
- } catch (e) {
- try {
- // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally
- return cachedSetTimeout.call(null, fun, 0);
- } catch (e) {
- // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error
- return cachedSetTimeout.call(this, fun, 0);
- }
- }
-}
-
-function runClearTimeout(marker) {
- if (cachedClearTimeout === clearTimeout) {
- //normal enviroments in sane situations
- return clearTimeout(marker);
- } // if clearTimeout wasn't available but was latter defined
-
-
- if ((cachedClearTimeout === defaultClearTimeout || !cachedClearTimeout) && clearTimeout) {
- cachedClearTimeout = clearTimeout;
- return clearTimeout(marker);
- }
-
- try {
- // when when somebody has screwed with setTimeout but no I.E. maddness
- return cachedClearTimeout(marker);
- } catch (e) {
- try {
- // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally
- return cachedClearTimeout.call(null, marker);
- } catch (e) {
- // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error.
- // Some versions of I.E. have different rules for clearTimeout vs setTimeout
- return cachedClearTimeout.call(this, marker);
- }
- }
-}
-
-var queue = [];
-var draining = false;
-var currentQueue;
-var queueIndex = -1;
-
-function cleanUpNextTick() {
- if (!draining || !currentQueue) {
- return;
- }
-
- draining = false;
-
- if (currentQueue.length) {
- queue = currentQueue.concat(queue);
- } else {
- queueIndex = -1;
- }
-
- if (queue.length) {
- drainQueue();
- }
-}
-
-function drainQueue() {
- if (draining) {
- return;
- }
-
- var timeout = runTimeout(cleanUpNextTick);
- draining = true;
- var len = queue.length;
-
- while (len) {
- currentQueue = queue;
- queue = [];
-
- while (++queueIndex < len) {
- if (currentQueue) {
- currentQueue[queueIndex].run();
- }
- }
-
- queueIndex = -1;
- len = queue.length;
- }
-
- currentQueue = null;
- draining = false;
- runClearTimeout(timeout);
-}
-
-process.nextTick = function (fun) {
- var args = new Array(arguments.length - 1);
-
- if (arguments.length > 1) {
- for (var i = 1; i < arguments.length; i++) {
- args[i - 1] = arguments[i];
- }
- }
-
- queue.push(new Item(fun, args));
-
- if (queue.length === 1 && !draining) {
- runTimeout(drainQueue);
- }
-}; // v8 likes predictible objects
-
-
-function Item(fun, array) {
- this.fun = fun;
- this.array = array;
-}
-
-Item.prototype.run = function () {
- this.fun.apply(null, this.array);
-};
-
-process.title = 'browser';
-process.browser = true;
-process.env = {};
-process.argv = [];
-process.version = ''; // empty string to avoid regexp issues
-
-process.versions = {};
-
-function noop() {}
-
-process.on = noop;
-process.addListener = noop;
-process.once = noop;
-process.off = noop;
-process.removeListener = noop;
-process.removeAllListeners = noop;
-process.emit = noop;
-process.prependListener = noop;
-process.prependOnceListener = noop;
-
-process.listeners = function (name) {
- return [];
-};
-
-process.binding = function (name) {
- throw new Error('process.binding is not supported');
-};
-
-process.cwd = function () {
- return '/';
-};
-
-process.chdir = function (dir) {
- throw new Error('process.chdir is not supported');
-};
-
-process.umask = function () {
- return 0;
-};
-
-/***/ }),
-
-/***/ "./node_modules/socket.io-parser/dist/binary.js":
-/*!******************************************************!*\
- !*** ./node_modules/socket.io-parser/dist/binary.js ***!
- \******************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-Object.defineProperty(exports, "__esModule", {
- value: true
-});
-exports.reconstructPacket = exports.deconstructPacket = void 0;
-
-var is_binary_1 = __webpack_require__(/*! ./is-binary */ "./node_modules/socket.io-parser/dist/is-binary.js");
-/**
- * Replaces every Buffer | ArrayBuffer | Blob | File in packet with a numbered placeholder.
- *
- * @param {Object} packet - socket.io event packet
- * @return {Object} with deconstructed packet and list of buffers
- * @public
- */
-
-
-function deconstructPacket(packet) {
- var buffers = [];
- var packetData = packet.data;
- var pack = packet;
- pack.data = _deconstructPacket(packetData, buffers);
- pack.attachments = buffers.length; // number of binary 'attachments'
-
- return {
- packet: pack,
- buffers: buffers
- };
-}
-
-exports.deconstructPacket = deconstructPacket;
-
-function _deconstructPacket(data, buffers) {
- if (!data) return data;
-
- if (is_binary_1.isBinary(data)) {
- var placeholder = {
- _placeholder: true,
- num: buffers.length
- };
- buffers.push(data);
- return placeholder;
- } else if (Array.isArray(data)) {
- var newData = new Array(data.length);
-
- for (var i = 0; i < data.length; i++) {
- newData[i] = _deconstructPacket(data[i], buffers);
- }
-
- return newData;
- } else if (_typeof(data) === "object" && !(data instanceof Date)) {
- var _newData = {};
-
- for (var key in data) {
- if (data.hasOwnProperty(key)) {
- _newData[key] = _deconstructPacket(data[key], buffers);
- }
- }
-
- return _newData;
- }
-
- return data;
-}
-/**
- * Reconstructs a binary packet from its placeholder packet and buffers
- *
- * @param {Object} packet - event packet with placeholders
- * @param {Array} buffers - binary buffers to put in placeholder positions
- * @return {Object} reconstructed packet
- * @public
- */
-
-
-function reconstructPacket(packet, buffers) {
- packet.data = _reconstructPacket(packet.data, buffers);
- packet.attachments = undefined; // no longer useful
-
- return packet;
-}
-
-exports.reconstructPacket = reconstructPacket;
-
-function _reconstructPacket(data, buffers) {
- if (!data) return data;
-
- if (data && data._placeholder) {
- return buffers[data.num]; // appropriate buffer (should be natural order anyway)
- } else if (Array.isArray(data)) {
- for (var i = 0; i < data.length; i++) {
- data[i] = _reconstructPacket(data[i], buffers);
- }
- } else if (_typeof(data) === "object") {
- for (var key in data) {
- if (data.hasOwnProperty(key)) {
- data[key] = _reconstructPacket(data[key], buffers);
- }
- }
- }
-
- return data;
-}
-
-/***/ }),
-
-/***/ "./node_modules/socket.io-parser/dist/index.js":
-/*!*****************************************************!*\
- !*** ./node_modules/socket.io-parser/dist/index.js ***!
- \*****************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-function _get(target, property, receiver) { if (typeof Reflect !== "undefined" && Reflect.get) { _get = Reflect.get; } else { _get = function _get(target, property, receiver) { var base = _superPropBase(target, property); if (!base) return; var desc = Object.getOwnPropertyDescriptor(base, property); if (desc.get) { return desc.get.call(receiver); } return desc.value; }; } return _get(target, property, receiver || target); }
-
-function _superPropBase(object, property) { while (!Object.prototype.hasOwnProperty.call(object, property)) { object = _getPrototypeOf(object); if (object === null) break; } return object; }
-
-function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
-
-function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
-
-function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
-
-function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
-
-function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
-
-function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }
-
-function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
-
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
-
-function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
-
-function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
-
-Object.defineProperty(exports, "__esModule", {
- value: true
-});
-exports.Decoder = exports.Encoder = exports.PacketType = exports.protocol = void 0;
-
-var Emitter = __webpack_require__(/*! component-emitter */ "./node_modules/component-emitter/index.js");
-
-var binary_1 = __webpack_require__(/*! ./binary */ "./node_modules/socket.io-parser/dist/binary.js");
-
-var is_binary_1 = __webpack_require__(/*! ./is-binary */ "./node_modules/socket.io-parser/dist/is-binary.js");
-
-var debug = __webpack_require__(/*! debug */ "./node_modules/debug/src/browser.js")("socket.io-parser");
-/**
- * Protocol version.
- *
- * @public
- */
-
-
-exports.protocol = 5;
-var PacketType;
-
-(function (PacketType) {
- PacketType[PacketType["CONNECT"] = 0] = "CONNECT";
- PacketType[PacketType["DISCONNECT"] = 1] = "DISCONNECT";
- PacketType[PacketType["EVENT"] = 2] = "EVENT";
- PacketType[PacketType["ACK"] = 3] = "ACK";
- PacketType[PacketType["CONNECT_ERROR"] = 4] = "CONNECT_ERROR";
- PacketType[PacketType["BINARY_EVENT"] = 5] = "BINARY_EVENT";
- PacketType[PacketType["BINARY_ACK"] = 6] = "BINARY_ACK";
-})(PacketType = exports.PacketType || (exports.PacketType = {}));
-/**
- * A socket.io Encoder instance
- */
-
-
-var Encoder = /*#__PURE__*/function () {
- function Encoder() {
- _classCallCheck(this, Encoder);
- }
-
- _createClass(Encoder, [{
- key: "encode",
-
- /**
- * Encode a packet as a single string if non-binary, or as a
- * buffer sequence, depending on packet type.
- *
- * @param {Object} obj - packet object
- */
- value: function encode(obj) {
- debug("encoding packet %j", obj);
-
- if (obj.type === PacketType.EVENT || obj.type === PacketType.ACK) {
- if (is_binary_1.hasBinary(obj)) {
- obj.type = obj.type === PacketType.EVENT ? PacketType.BINARY_EVENT : PacketType.BINARY_ACK;
- return this.encodeAsBinary(obj);
- }
- }
-
- return [this.encodeAsString(obj)];
- }
- /**
- * Encode packet as string.
- */
-
- }, {
- key: "encodeAsString",
- value: function encodeAsString(obj) {
- // first is type
- var str = "" + obj.type; // attachments if we have them
-
- if (obj.type === PacketType.BINARY_EVENT || obj.type === PacketType.BINARY_ACK) {
- str += obj.attachments + "-";
- } // if we have a namespace other than `/`
- // we append it followed by a comma `,`
-
-
- if (obj.nsp && "/" !== obj.nsp) {
- str += obj.nsp + ",";
- } // immediately followed by the id
-
-
- if (null != obj.id) {
- str += obj.id;
- } // json data
-
-
- if (null != obj.data) {
- str += JSON.stringify(obj.data);
- }
-
- debug("encoded %j as %s", obj, str);
- return str;
- }
- /**
- * Encode packet as 'buffer sequence' by removing blobs, and
- * deconstructing packet into object with placeholders and
- * a list of buffers.
- */
-
- }, {
- key: "encodeAsBinary",
- value: function encodeAsBinary(obj) {
- var deconstruction = binary_1.deconstructPacket(obj);
- var pack = this.encodeAsString(deconstruction.packet);
- var buffers = deconstruction.buffers;
- buffers.unshift(pack); // add packet info to beginning of data list
-
- return buffers; // write all the buffers
- }
- }]);
-
- return Encoder;
-}();
-
-exports.Encoder = Encoder;
-/**
- * A socket.io Decoder instance
- *
- * @return {Object} decoder
- */
-
-var Decoder = /*#__PURE__*/function (_Emitter) {
- _inherits(Decoder, _Emitter);
-
- var _super = _createSuper(Decoder);
-
- function Decoder() {
- _classCallCheck(this, Decoder);
-
- return _super.call(this);
- }
- /**
- * Decodes an encoded packet string into packet JSON.
- *
- * @param {String} obj - encoded packet
- */
-
-
- _createClass(Decoder, [{
- key: "add",
- value: function add(obj) {
- var packet;
-
- if (typeof obj === "string") {
- packet = this.decodeString(obj);
-
- if (packet.type === PacketType.BINARY_EVENT || packet.type === PacketType.BINARY_ACK) {
- // binary packet's json
- this.reconstructor = new BinaryReconstructor(packet); // no attachments, labeled binary but no binary data to follow
-
- if (packet.attachments === 0) {
- _get(_getPrototypeOf(Decoder.prototype), "emit", this).call(this, "decoded", packet);
- }
- } else {
- // non-binary full packet
- _get(_getPrototypeOf(Decoder.prototype), "emit", this).call(this, "decoded", packet);
- }
- } else if (is_binary_1.isBinary(obj) || obj.base64) {
- // raw binary data
- if (!this.reconstructor) {
- throw new Error("got binary data when not reconstructing a packet");
- } else {
- packet = this.reconstructor.takeBinaryData(obj);
-
- if (packet) {
- // received final buffer
- this.reconstructor = null;
-
- _get(_getPrototypeOf(Decoder.prototype), "emit", this).call(this, "decoded", packet);
- }
- }
- } else {
- throw new Error("Unknown type: " + obj);
- }
- }
- /**
- * Decode a packet String (JSON data)
- *
- * @param {String} str
- * @return {Object} packet
- */
-
- }, {
- key: "decodeString",
- value: function decodeString(str) {
- var i = 0; // look up type
-
- var p = {
- type: Number(str.charAt(0))
- };
-
- if (PacketType[p.type] === undefined) {
- throw new Error("unknown packet type " + p.type);
- } // look up attachments if type binary
-
-
- if (p.type === PacketType.BINARY_EVENT || p.type === PacketType.BINARY_ACK) {
- var start = i + 1;
-
- while (str.charAt(++i) !== "-" && i != str.length) {}
-
- var buf = str.substring(start, i);
-
- if (buf != Number(buf) || str.charAt(i) !== "-") {
- throw new Error("Illegal attachments");
- }
-
- p.attachments = Number(buf);
- } // look up namespace (if any)
-
-
- if ("/" === str.charAt(i + 1)) {
- var _start = i + 1;
-
- while (++i) {
- var c = str.charAt(i);
- if ("," === c) break;
- if (i === str.length) break;
- }
-
- p.nsp = str.substring(_start, i);
- } else {
- p.nsp = "/";
- } // look up id
-
-
- var next = str.charAt(i + 1);
-
- if ("" !== next && Number(next) == next) {
- var _start2 = i + 1;
-
- while (++i) {
- var _c = str.charAt(i);
-
- if (null == _c || Number(_c) != _c) {
- --i;
- break;
- }
-
- if (i === str.length) break;
- }
-
- p.id = Number(str.substring(_start2, i + 1));
- } // look up json data
-
-
- if (str.charAt(++i)) {
- var payload = tryParse(str.substr(i));
-
- if (Decoder.isPayloadValid(p.type, payload)) {
- p.data = payload;
- } else {
- throw new Error("invalid payload");
- }
- }
-
- debug("decoded %s as %j", str, p);
- return p;
- }
- }, {
- key: "destroy",
-
- /**
- * Deallocates a parser's resources
- */
- value: function destroy() {
- if (this.reconstructor) {
- this.reconstructor.finishedReconstruction();
- }
- }
- }], [{
- key: "isPayloadValid",
- value: function isPayloadValid(type, payload) {
- switch (type) {
- case PacketType.CONNECT:
- return _typeof(payload) === "object";
-
- case PacketType.DISCONNECT:
- return payload === undefined;
-
- case PacketType.CONNECT_ERROR:
- return typeof payload === "string" || _typeof(payload) === "object";
-
- case PacketType.EVENT:
- case PacketType.BINARY_EVENT:
- return Array.isArray(payload) && typeof payload[0] === "string";
-
- case PacketType.ACK:
- case PacketType.BINARY_ACK:
- return Array.isArray(payload);
- }
- }
- }]);
-
- return Decoder;
-}(Emitter);
-
-exports.Decoder = Decoder;
-
-function tryParse(str) {
- try {
- return JSON.parse(str);
- } catch (e) {
- return false;
- }
-}
-/**
- * A manager of a binary event's 'buffer sequence'. Should
- * be constructed whenever a packet of type BINARY_EVENT is
- * decoded.
- *
- * @param {Object} packet
- * @return {BinaryReconstructor} initialized reconstructor
- */
-
-
-var BinaryReconstructor = /*#__PURE__*/function () {
- function BinaryReconstructor(packet) {
- _classCallCheck(this, BinaryReconstructor);
-
- this.packet = packet;
- this.buffers = [];
- this.reconPack = packet;
- }
- /**
- * Method to be called when binary data received from connection
- * after a BINARY_EVENT packet.
- *
- * @param {Buffer | ArrayBuffer} binData - the raw binary data received
- * @return {null | Object} returns null if more binary data is expected or
- * a reconstructed packet object if all buffers have been received.
- */
-
-
- _createClass(BinaryReconstructor, [{
- key: "takeBinaryData",
- value: function takeBinaryData(binData) {
- this.buffers.push(binData);
-
- if (this.buffers.length === this.reconPack.attachments) {
- // done with buffer list
- var packet = binary_1.reconstructPacket(this.reconPack, this.buffers);
- this.finishedReconstruction();
- return packet;
- }
-
- return null;
- }
- /**
- * Cleans up binary packet reconstruction variables.
- */
-
- }, {
- key: "finishedReconstruction",
- value: function finishedReconstruction() {
- this.reconPack = null;
- this.buffers = [];
- }
- }]);
-
- return BinaryReconstructor;
-}();
-
-/***/ }),
-
-/***/ "./node_modules/socket.io-parser/dist/is-binary.js":
-/*!*********************************************************!*\
- !*** ./node_modules/socket.io-parser/dist/is-binary.js ***!
- \*********************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-Object.defineProperty(exports, "__esModule", {
- value: true
-});
-exports.hasBinary = exports.isBinary = void 0;
-var withNativeArrayBuffer = typeof ArrayBuffer === "function";
-
-var isView = function isView(obj) {
- return typeof ArrayBuffer.isView === "function" ? ArrayBuffer.isView(obj) : obj.buffer instanceof ArrayBuffer;
-};
-
-var toString = Object.prototype.toString;
-var withNativeBlob = typeof Blob === "function" || typeof Blob !== "undefined" && toString.call(Blob) === "[object BlobConstructor]";
-var withNativeFile = typeof File === "function" || typeof File !== "undefined" && toString.call(File) === "[object FileConstructor]";
-/**
- * Returns true if obj is a Buffer, an ArrayBuffer, a Blob or a File.
- *
- * @private
- */
-
-function isBinary(obj) {
- return withNativeArrayBuffer && (obj instanceof ArrayBuffer || isView(obj)) || withNativeBlob && obj instanceof Blob || withNativeFile && obj instanceof File;
-}
-
-exports.isBinary = isBinary;
-
-function hasBinary(obj, toJSON) {
- if (!obj || _typeof(obj) !== "object") {
- return false;
- }
-
- if (Array.isArray(obj)) {
- for (var i = 0, l = obj.length; i < l; i++) {
- if (hasBinary(obj[i])) {
- return true;
- }
- }
-
- return false;
- }
-
- if (isBinary(obj)) {
- return true;
- }
-
- if (obj.toJSON && typeof obj.toJSON === "function" && arguments.length === 1) {
- return hasBinary(obj.toJSON(), true);
- }
-
- for (var key in obj) {
- if (Object.prototype.hasOwnProperty.call(obj, key) && hasBinary(obj[key])) {
- return true;
- }
- }
-
- return false;
-}
-
-exports.hasBinary = hasBinary;
-
-/***/ }),
-
-/***/ "./node_modules/yeast/index.js":
-/*!*************************************!*\
- !*** ./node_modules/yeast/index.js ***!
- \*************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-var alphabet = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_'.split(''),
- length = 64,
- map = {},
- seed = 0,
- i = 0,
- prev;
-/**
- * Return a string representing the specified number.
- *
- * @param {Number} num The number to convert.
- * @returns {String} The string representation of the number.
- * @api public
- */
-
-function encode(num) {
- var encoded = '';
-
- do {
- encoded = alphabet[num % length] + encoded;
- num = Math.floor(num / length);
- } while (num > 0);
-
- return encoded;
-}
-/**
- * Return the integer value specified by the given string.
- *
- * @param {String} str The string to convert.
- * @returns {Number} The integer value represented by the string.
- * @api public
- */
-
-
-function decode(str) {
- var decoded = 0;
-
- for (i = 0; i < str.length; i++) {
- decoded = decoded * length + map[str.charAt(i)];
- }
-
- return decoded;
-}
-/**
- * Yeast: A tiny growing id generator.
- *
- * @returns {String} A unique id.
- * @api public
- */
-
-
-function yeast() {
- var now = encode(+new Date());
- if (now !== prev) return seed = 0, prev = now;
- return now + '.' + encode(seed++);
-} //
-// Map each character to its index.
-//
-
-
-for (; i < length; i++) {
- map[alphabet[i]] = i;
-} //
-// Expose the `yeast`, `encode` and `decode` functions.
-//
-
-
-yeast.encode = encode;
-yeast.decode = decode;
-module.exports = yeast;
-
-/***/ })
-
-/******/ });
-});
-//# sourceMappingURL=socket.io.js.map
\ No newline at end of file
diff --git a/novnc/app/socket.io.min.js b/novnc/app/socket.io.min.js
new file mode 100644
index 0000000000000000000000000000000000000000..cec3c9ca391fb81112ed94d4b9a803ff715db924
--- /dev/null
+++ b/novnc/app/socket.io.min.js
@@ -0,0 +1,7 @@
+/*!
+ * Socket.IO v3.0.4
+ * (c) 2014-2020 Guillermo Rauch
+ * Released under the MIT License.
+ */
+!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?exports.io=e():t.io=e()}("undefined"!=typeof self?self:"undefined"!=typeof window?window:"undefined"!=typeof global?global:Function("return this")(),(function(){return function(t){var e={};function n(r){if(e[r])return e[r].exports;var o=e[r]={i:r,l:!1,exports:{}};return t[r].call(o.exports,o,o.exports,n),o.l=!0,o.exports}return n.m=t,n.c=e,n.d=function(t,e,r){n.o(t,e)||Object.defineProperty(t,e,{enumerable:!0,get:r})},n.r=function(t){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(t,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(t,"__esModule",{value:!0})},n.t=function(t,e){if(1&e&&(t=n(t)),8&e)return t;if(4&e&&"object"==typeof t&&t&&t.__esModule)return t;var r=Object.create(null);if(n.r(r),Object.defineProperty(r,"default",{enumerable:!0,value:t}),2&e&&"string"!=typeof t)for(var o in 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n.type="TransportError",n.description=e,this.emit("error",n),this}},{key:"open",value:function(){return"closed"!==this.readyState&&""!==this.readyState||(this.readyState="opening",this.doOpen()),this}},{key:"close",value:function(){return"opening"!==this.readyState&&"open"!==this.readyState||(this.doClose(),this.onClose()),this}},{key:"send",value:function(t){if("open"!==this.readyState)throw new Error("Transport not open");this.write(t)}},{key:"onOpen",value:function(){this.readyState="open",this.writable=!0,this.emit("open")}},{key:"onData",value:function(t){var e=u.decodePacket(t,this.socket.binaryType);this.onPacket(e)}},{key:"onPacket",value:function(t){this.emit("packet",t)}},{key:"onClose",value:function(){this.readyState="closed",this.emit("close")}}])&&o(e.prototype,n),r&&o(e,r),a}(n(0));t.exports=f},function(t,e){e.encode=function(t){var e="";for(var n in t)t.hasOwnProperty(n)&&(e.length&&(e+="&"),e+=encodeURIComponent(n)+"="+encodeURIComponent(t[n]));return e},e.decode=function(t){for(var e={},n=t.split("&"),r=0,o=n.length;r<o;r++){var i=n[r].split("=");e[decodeURIComponent(i[0])]=decodeURIComponent(i[1])}return e}},function(t,e,n){"use strict";function r(t){return(r="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}function o(t,e,n){return(o="undefined"!=typeof Reflect&&Reflect.get?Reflect.get:function(t,e,n){var r=function(t,e){for(;!Object.prototype.hasOwnProperty.call(t,e)&&null!==(t=a(t)););return t}(t,e);if(r){var o=Object.getOwnPropertyDescriptor(r,e);return o.get?o.get.call(n):o.value}})(t,e,n||t)}function i(t,e){return(i=Object.setPrototypeOf||function(t,e){return t.__proto__=e,t})(t,e)}function s(t){var e=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return 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l,h=n(0),y=n(30),d=n(15);e.protocol=5,function(t){t[t.CONNECT=0]="CONNECT",t[t.DISCONNECT=1]="DISCONNECT",t[t.EVENT=2]="EVENT",t[t.ACK=3]="ACK",t[t.CONNECT_ERROR=4]="CONNECT_ERROR",t[t.BINARY_EVENT=5]="BINARY_EVENT",t[t.BINARY_ACK=6]="BINARY_ACK"}(l=e.PacketType||(e.PacketType={}));var v=function(){function t(){u(this,t)}return p(t,[{key:"encode",value:function(t){return t.type!==l.EVENT&&t.type!==l.ACK||!d.hasBinary(t)?[this.encodeAsString(t)]:(t.type=t.type===l.EVENT?l.BINARY_EVENT:l.BINARY_ACK,this.encodeAsBinary(t))}},{key:"encodeAsString",value:function(t){var e=""+t.type;return t.type!==l.BINARY_EVENT&&t.type!==l.BINARY_ACK||(e+=t.attachments+"-"),t.nsp&&"/"!==t.nsp&&(e+=t.nsp+","),null!=t.id&&(e+=t.id),null!=t.data&&(e+=JSON.stringify(t.data)),e}},{key:"encodeAsBinary",value:function(t){var e=y.deconstructPacket(t),n=this.encodeAsString(e.packet),r=e.buffers;return r.unshift(n),r}}]),t}();e.Encoder=v;var b=function(t){!function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function");t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,writable:!0,configurable:!0}}),e&&i(t,e)}(n,t);var e=s(n);function n(){return u(this,n),e.call(this)}return p(n,[{key:"add",value:function(t){var e;if("string"==typeof t)(e=this.decodeString(t)).type===l.BINARY_EVENT||e.type===l.BINARY_ACK?(this.reconstructor=new m(e),0===e.attachments&&o(a(n.prototype),"emit",this).call(this,"decoded",e)):o(a(n.prototype),"emit",this).call(this,"decoded",e);else{if(!d.isBinary(t)&&!t.base64)throw new Error("Unknown type: "+t);if(!this.reconstructor)throw new Error("got binary data when not reconstructing a packet");(e=this.reconstructor.takeBinaryData(t))&&(this.reconstructor=null,o(a(n.prototype),"emit",this).call(this,"decoded",e))}}},{key:"decodeString",value:function(t){var e=0,r={type:Number(t.charAt(0))};if(void 0===l[r.type])throw new Error("unknown packet type "+r.type);if(r.type===l.BINARY_EVENT||r.type===l.BINARY_ACK){for(var o=e+1;"-"!==t.charAt(++e)&&e!=t.length;);var i=t.substring(o,e);if(i!=Number(i)||"-"!==t.charAt(e))throw new Error("Illegal attachments");r.attachments=Number(i)}if("/"===t.charAt(e+1)){for(var s=e+1;++e;){if(","===t.charAt(e))break;if(e===t.length)break}r.nsp=t.substring(s,e)}else r.nsp="/";var c=t.charAt(e+1);if(""!==c&&Number(c)==c){for(var a=e+1;++e;){var u=t.charAt(e);if(null==u||Number(u)!=u){--e;break}if(e===t.length)break}r.id=Number(t.substring(a,e+1))}if(t.charAt(++e)){var f=function(t){try{return JSON.parse(t)}catch(t){return!1}}(t.substr(e));if(!n.isPayloadValid(r.type,f))throw new Error("invalid payload");r.data=f}return r}},{key:"destroy",value:function(){this.reconstructor&&this.reconstructor.finishedReconstruction()}}],[{key:"isPayloadValid",value:function(t,e){switch(t){case l.CONNECT:return"object"===r(e);case l.DISCONNECT:return void 0===e;case l.CONNECT_ERROR:return"string"==typeof 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n=/^(?:(?![^:@]+:[^:@\/]*@)(http|https|ws|wss):\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?((?:[a-f0-9]{0,4}:){2,7}[a-f0-9]{0,4}|[^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/,r=["source","protocol","authority","userInfo","user","password","host","port","relative","path","directory","file","query","anchor"];t.exports=function(t){var e=t,o=t.indexOf("["),i=t.indexOf("]");-1!=o&&-1!=i&&(t=t.substring(0,o)+t.substring(o,i).replace(/:/g,";")+t.substring(i,t.length));for(var s,c,a=n.exec(t||""),u={},f=14;f--;)u[r[f]]=a[f]||"";return-1!=o&&-1!=i&&(u.source=e,u.host=u.host.substring(1,u.host.length-1).replace(/;/g,":"),u.authority=u.authority.replace("[","").replace("]","").replace(/;/g,":"),u.ipv6uri=!0),u.pathNames=function(t,e){var n=e.replace(/\/{2,9}/g,"/").split("/");"/"!=e.substr(0,1)&&0!==e.length||n.splice(0,1);"/"==e.substr(e.length-1,1)&&n.splice(n.length-1,1);return 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arguments.length?(this._reconnection=!!t,this):this._reconnection}},{key:"reconnectionAttempts",value:function(t){return void 0===t?this._reconnectionAttempts:(this._reconnectionAttempts=t,this)}},{key:"reconnectionDelay",value:function(t){var e;return void 0===t?this._reconnectionDelay:(this._reconnectionDelay=t,null===(e=this.backoff)||void 0===e||e.setMin(t),this)}},{key:"randomizationFactor",value:function(t){var e;return void 0===t?this._randomizationFactor:(this._randomizationFactor=t,null===(e=this.backoff)||void 0===e||e.setJitter(t),this)}},{key:"reconnectionDelayMax",value:function(t){var e;return void 0===t?this._reconnectionDelayMax:(this._reconnectionDelayMax=t,null===(e=this.backoff)||void 0===e||e.setMax(t),this)}},{key:"timeout",value:function(t){return arguments.length?(this._timeout=t,this):this._timeout}},{key:"maybeReconnectOnOpen",value:function(){!this._reconnecting&&this._reconnection&&0===this.backoff.attempts&&this.reconnect()}},{key:"open",value:function(t){var e=this;if(~this._readyState.indexOf("open"))return this;this.engine=f(this.uri,this.opts);var n=this.engine,r=this;this._readyState="opening",this.skipReconnect=!1;var o=y.on(n,"open",(function(){r.onopen(),t&&t()})),s=y.on(n,"error",(function(n){r.cleanup(),r._readyState="closed",i(u(b.prototype),"emit",e).call(e,"error",n),t?t(n):r.maybeReconnectOnOpen()}));if(!1!==this._timeout){var c=this._timeout;0===c&&o.destroy();var a=setTimeout((function(){o.destroy(),n.close(),n.emit("error",new Error("timeout"))}),c);this.subs.push({destroy:function(){clearTimeout(a)}})}return this.subs.push(o),this.subs.push(s),this}},{key:"connect",value:function(t){return this.open(t)}},{key:"onopen",value:function(){this.cleanup(),this._readyState="open",i(u(b.prototype),"emit",this).call(this,"open");var t=this.engine;this.subs.push(y.on(t,"data",d(this,"ondata")),y.on(t,"ping",d(this,"onping")),y.on(t,"error",d(this,"onerror")),y.on(t,"close",d(this,"onclose")),y.on(this.decoder,"decoded",d(this,"ondecoded")))}},{key:"onping",value:function(){i(u(b.prototype),"emit",this).call(this,"ping")}},{key:"ondata",value:function(t){this.decoder.add(t)}},{key:"ondecoded",value:function(t){i(u(b.prototype),"emit",this).call(this,"packet",t)}},{key:"onerror",value:function(t){i(u(b.prototype),"emit",this).call(this,"error",t)}},{key:"socket",value:function(t,e){var n=this.nsps[t];return n||(n=new p.Socket(this,t,e),this.nsps[t]=n),n}},{key:"_destroy",value:function(t){for(var e=0,n=Object.keys(this.nsps);e<n.length;e++){var r=n[e];if(this.nsps[r].active)return}this._close()}},{key:"_packet",value:function(t){t.query&&0===t.type&&(t.nsp+="?"+t.query);for(var 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no\r\n // one is subscribed for to avoid memory leak.\r\n if (callbacks.length === 0) {\r\n delete this._callbacks['$' + event];\r\n }\r\n\r\n return this;\r\n};\r\n\r\n/**\r\n * Emit `event` with the given args.\r\n *\r\n * @param {String} event\r\n * @param {Mixed} ...\r\n * @return {Emitter}\r\n */\r\n\r\nEmitter.prototype.emit = function(event){\r\n this._callbacks = this._callbacks || {};\r\n\r\n var args = new Array(arguments.length - 1)\r\n , callbacks = this._callbacks['$' + event];\r\n\r\n for (var i = 1; i < arguments.length; i++) {\r\n args[i - 1] = arguments[i];\r\n }\r\n\r\n if (callbacks) {\r\n callbacks = callbacks.slice(0);\r\n for (var i = 0, len = callbacks.length; i < len; ++i) {\r\n callbacks[i].apply(this, args);\r\n }\r\n }\r\n\r\n return this;\r\n};\r\n\r\n/**\r\n * Return array of callbacks for `event`.\r\n *\r\n * @param {String} event\r\n * @return {Array}\r\n * @api public\r\n */\r\n\r\nEmitter.prototype.listeners = function(event){\r\n this._callbacks = this._callbacks || {};\r\n return this._callbacks['$' + event] || [];\r\n};\r\n\r\n/**\r\n * Check if this emitter has `event` handlers.\r\n *\r\n * @param {String} event\r\n * @return {Boolean}\r\n * @api public\r\n */\r\n\r\nEmitter.prototype.hasListeners = function(event){\r\n return !! this.listeners(event).length;\r\n};\r\n","const encodePacket = require(\"./encodePacket\");\nconst decodePacket = require(\"./decodePacket\");\n\nconst SEPARATOR = String.fromCharCode(30); // see https://en.wikipedia.org/wiki/Delimiter#ASCII_delimited_text\n\nconst encodePayload = (packets, callback) => {\n // some packets may be added to the array while encoding, so the initial length must be saved\n const length = packets.length;\n const encodedPackets = new Array(length);\n let count = 0;\n\n packets.forEach((packet, i) => {\n // force base64 encoding for binary packets\n encodePacket(packet, false, encodedPacket => {\n encodedPackets[i] = encodedPacket;\n if (++count === length) {\n callback(encodedPackets.join(SEPARATOR));\n }\n });\n });\n};\n\nconst decodePayload = (encodedPayload, binaryType) => {\n const encodedPackets = encodedPayload.split(SEPARATOR);\n const packets = [];\n for (let i = 0; i < encodedPackets.length; i++) {\n const decodedPacket = decodePacket(encodedPackets[i], binaryType);\n packets.push(decodedPacket);\n if (decodedPacket.type === \"error\") {\n break;\n }\n }\n return packets;\n};\n\nmodule.exports = {\n protocol: 4,\n encodePacket,\n encodePayload,\n decodePacket,\n decodePayload\n};\n","module.exports = (() => {\n if (typeof self !== \"undefined\") {\n return self;\n } else if (typeof window !== \"undefined\") {\n return window;\n } else {\n return Function(\"return this\")();\n }\n})();\n","const parser = require(\"engine.io-parser\");\nconst Emitter = require(\"component-emitter\");\n\nclass Transport extends Emitter {\n /**\n * Transport abstract constructor.\n *\n * @param {Object} options.\n * @api private\n */\n constructor(opts) {\n super();\n\n this.opts = opts;\n this.query = opts.query;\n this.readyState = \"\";\n this.socket = opts.socket;\n }\n\n /**\n * Emits an error.\n *\n * @param {String} str\n * @return {Transport} for chaining\n * @api public\n */\n onError(msg, desc) {\n const err = new Error(msg);\n err.type = \"TransportError\";\n err.description = desc;\n this.emit(\"error\", err);\n return this;\n }\n\n /**\n * Opens the transport.\n *\n * @api public\n */\n open() {\n if (\"closed\" === this.readyState || \"\" === this.readyState) {\n this.readyState = \"opening\";\n this.doOpen();\n }\n\n return this;\n }\n\n /**\n * Closes the transport.\n *\n * @api private\n */\n close() {\n if (\"opening\" === this.readyState || \"open\" === this.readyState) {\n this.doClose();\n this.onClose();\n }\n\n return this;\n }\n\n /**\n * Sends multiple packets.\n *\n * @param {Array} packets\n * @api private\n */\n send(packets) {\n if (\"open\" === this.readyState) {\n this.write(packets);\n } else {\n throw new Error(\"Transport not open\");\n }\n }\n\n /**\n * Called upon open\n *\n * @api private\n */\n onOpen() {\n this.readyState = \"open\";\n this.writable = true;\n this.emit(\"open\");\n }\n\n /**\n * Called with data.\n *\n * @param {String} data\n * @api private\n */\n onData(data) {\n const packet = parser.decodePacket(data, this.socket.binaryType);\n this.onPacket(packet);\n }\n\n /**\n * Called with a decoded packet.\n */\n onPacket(packet) {\n this.emit(\"packet\", packet);\n }\n\n /**\n * Called upon close.\n *\n * @api private\n */\n onClose() {\n this.readyState = \"closed\";\n this.emit(\"close\");\n }\n}\n\nmodule.exports = Transport;\n","/**\n * Compiles a querystring\n * Returns string representation of the object\n *\n * @param {Object}\n * @api private\n */\n\nexports.encode = function (obj) {\n var str = '';\n\n for (var i in obj) {\n if (obj.hasOwnProperty(i)) {\n if (str.length) str += '&';\n str += encodeURIComponent(i) + '=' + encodeURIComponent(obj[i]);\n }\n }\n\n return str;\n};\n\n/**\n * Parses a simple querystring into an object\n *\n * @param {String} qs\n * @api private\n */\n\nexports.decode = function(qs){\n var qry = {};\n var pairs = qs.split('&');\n for (var i = 0, l = pairs.length; i < l; i++) {\n var pair = pairs[i].split('=');\n qry[decodeURIComponent(pair[0])] = decodeURIComponent(pair[1]);\n }\n return qry;\n};\n","\"use strict\";\nObject.defineProperty(exports, \"__esModule\", { value: true });\nexports.Decoder = exports.Encoder = exports.PacketType = exports.protocol = void 0;\nconst Emitter = require(\"component-emitter\");\nconst binary_1 = require(\"./binary\");\nconst is_binary_1 = require(\"./is-binary\");\n\n\n/**\n * Protocol version.\n *\n * @public\n */\nexports.protocol = 5;\nvar PacketType;\n(function (PacketType) {\n PacketType[PacketType[\"CONNECT\"] = 0] = \"CONNECT\";\n PacketType[PacketType[\"DISCONNECT\"] = 1] = \"DISCONNECT\";\n PacketType[PacketType[\"EVENT\"] = 2] = \"EVENT\";\n PacketType[PacketType[\"ACK\"] = 3] = \"ACK\";\n PacketType[PacketType[\"CONNECT_ERROR\"] = 4] = \"CONNECT_ERROR\";\n PacketType[PacketType[\"BINARY_EVENT\"] = 5] = \"BINARY_EVENT\";\n PacketType[PacketType[\"BINARY_ACK\"] = 6] = \"BINARY_ACK\";\n})(PacketType = exports.PacketType || (exports.PacketType = {}));\n/**\n * A socket.io Encoder instance\n */\nclass Encoder {\n /**\n * Encode a packet as a single string if non-binary, or as a\n * buffer sequence, depending on packet type.\n *\n * @param {Object} obj - packet object\n */\n encode(obj) {\n\n\n if (obj.type === PacketType.EVENT || obj.type === PacketType.ACK) {\n if (is_binary_1.hasBinary(obj)) {\n obj.type =\n obj.type === PacketType.EVENT\n ? PacketType.BINARY_EVENT\n : PacketType.BINARY_ACK;\n return this.encodeAsBinary(obj);\n }\n }\n return [this.encodeAsString(obj)];\n }\n /**\n * Encode packet as string.\n */\n encodeAsString(obj) {\n // first is type\n let str = \"\" + obj.type;\n // attachments if we have them\n if (obj.type === PacketType.BINARY_EVENT ||\n obj.type === PacketType.BINARY_ACK) {\n str += obj.attachments + \"-\";\n }\n // if we have a namespace other than `/`\n // we append it followed by a comma `,`\n if (obj.nsp && \"/\" !== obj.nsp) {\n str += obj.nsp + \",\";\n }\n // immediately followed by the id\n if (null != obj.id) {\n str += obj.id;\n }\n // json data\n if (null != obj.data) {\n str += JSON.stringify(obj.data);\n }\n\n\n return str;\n }\n /**\n * Encode packet as 'buffer sequence' by removing blobs, and\n * deconstructing packet into object with placeholders and\n * a list of buffers.\n */\n encodeAsBinary(obj) {\n const deconstruction = binary_1.deconstructPacket(obj);\n const pack = this.encodeAsString(deconstruction.packet);\n const buffers = deconstruction.buffers;\n buffers.unshift(pack); // add packet info to beginning of data list\n return buffers; // write all the buffers\n }\n}\nexports.Encoder = Encoder;\n/**\n * A socket.io Decoder instance\n *\n * @return {Object} decoder\n */\nclass Decoder extends Emitter {\n constructor() {\n super();\n }\n /**\n * Decodes an encoded packet string into packet JSON.\n *\n * @param {String} obj - encoded packet\n */\n add(obj) {\n let packet;\n if (typeof obj === \"string\") {\n packet = this.decodeString(obj);\n if (packet.type === PacketType.BINARY_EVENT ||\n packet.type === PacketType.BINARY_ACK) {\n // binary packet's json\n this.reconstructor = new BinaryReconstructor(packet);\n // no attachments, labeled binary but no binary data to follow\n if (packet.attachments === 0) {\n super.emit(\"decoded\", packet);\n }\n }\n else {\n // non-binary full packet\n super.emit(\"decoded\", packet);\n }\n }\n else if (is_binary_1.isBinary(obj) || obj.base64) {\n // raw binary data\n if (!this.reconstructor) {\n throw new Error(\"got binary data when not reconstructing a packet\");\n }\n else {\n packet = this.reconstructor.takeBinaryData(obj);\n if (packet) {\n // received final buffer\n this.reconstructor = null;\n super.emit(\"decoded\", packet);\n }\n }\n }\n else {\n throw new Error(\"Unknown type: \" + obj);\n }\n }\n /**\n * Decode a packet String (JSON data)\n *\n * @param {String} str\n * @return {Object} packet\n */\n decodeString(str) {\n let i = 0;\n // look up type\n const p = {\n type: Number(str.charAt(0)),\n };\n if (PacketType[p.type] === undefined) {\n throw new Error(\"unknown packet type \" + p.type);\n }\n // look up attachments if type binary\n if (p.type === PacketType.BINARY_EVENT ||\n p.type === PacketType.BINARY_ACK) {\n const start = i + 1;\n while (str.charAt(++i) !== \"-\" && i != str.length) { }\n const buf = str.substring(start, i);\n if (buf != Number(buf) || str.charAt(i) !== \"-\") {\n throw new Error(\"Illegal attachments\");\n }\n p.attachments = Number(buf);\n }\n // look up namespace (if any)\n if (\"/\" === str.charAt(i + 1)) {\n const start = i + 1;\n while (++i) {\n const c = str.charAt(i);\n if (\",\" === c)\n break;\n if (i === str.length)\n break;\n }\n p.nsp = str.substring(start, i);\n }\n else {\n p.nsp = \"/\";\n }\n // look up id\n const next = str.charAt(i + 1);\n if (\"\" !== next && Number(next) == next) {\n const start = i + 1;\n while (++i) {\n const c = str.charAt(i);\n if (null == c || Number(c) != c) {\n --i;\n break;\n }\n if (i === str.length)\n break;\n }\n p.id = Number(str.substring(start, i + 1));\n }\n // look up json data\n if (str.charAt(++i)) {\n const payload = tryParse(str.substr(i));\n if (Decoder.isPayloadValid(p.type, payload)) {\n p.data = payload;\n }\n else {\n throw new Error(\"invalid payload\");\n }\n }\n\n\n return p;\n }\n static isPayloadValid(type, payload) {\n switch (type) {\n case PacketType.CONNECT:\n return typeof payload === \"object\";\n case PacketType.DISCONNECT:\n return payload === undefined;\n case PacketType.CONNECT_ERROR:\n return typeof payload === \"string\" || typeof payload === \"object\";\n case PacketType.EVENT:\n case PacketType.BINARY_EVENT:\n return Array.isArray(payload) && typeof payload[0] === \"string\";\n case PacketType.ACK:\n case PacketType.BINARY_ACK:\n return Array.isArray(payload);\n }\n }\n /**\n * Deallocates a parser's resources\n */\n destroy() {\n if (this.reconstructor) {\n this.reconstructor.finishedReconstruction();\n }\n }\n}\nexports.Decoder = Decoder;\nfunction tryParse(str) {\n try {\n return JSON.parse(str);\n }\n catch (e) {\n return false;\n }\n}\n/**\n * A manager of a binary event's 'buffer sequence'. Should\n * be constructed whenever a packet of type BINARY_EVENT is\n * decoded.\n *\n * @param {Object} packet\n * @return {BinaryReconstructor} initialized reconstructor\n */\nclass BinaryReconstructor {\n constructor(packet) {\n this.packet = packet;\n this.buffers = [];\n this.reconPack = packet;\n }\n /**\n * Method to be called when binary data received from connection\n * after a BINARY_EVENT packet.\n *\n * @param {Buffer | ArrayBuffer} binData - the raw binary data received\n * @return {null | Object} returns null if more binary data is expected or\n * a reconstructed packet object if all buffers have been received.\n */\n takeBinaryData(binData) {\n this.buffers.push(binData);\n if (this.buffers.length === this.reconPack.attachments) {\n // done with buffer list\n const packet = binary_1.reconstructPacket(this.reconPack, this.buffers);\n this.finishedReconstruction();\n return packet;\n }\n return null;\n }\n /**\n * Cleans up binary packet reconstruction variables.\n */\n finishedReconstruction() {\n this.reconPack = null;\n this.buffers = [];\n }\n}\n","/**\n * Parses an URI\n *\n * @author Steven Levithan <stevenlevithan.com> (MIT license)\n * @api private\n */\n\nvar re = /^(?:(?![^:@]+:[^:@\\/]*@)(http|https|ws|wss):\\/\\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?((?:[a-f0-9]{0,4}:){2,7}[a-f0-9]{0,4}|[^:\\/?#]*)(?::(\\d*))?)(((\\/(?:[^?#](?![^?#\\/]*\\.[^?#\\/.]+(?:[?#]|$)))*\\/?)?([^?#\\/]*))(?:\\?([^#]*))?(?:#(.*))?)/;\n\nvar parts = [\n 'source', 'protocol', 'authority', 'userInfo', 'user', 'password', 'host', 'port', 'relative', 'path', 'directory', 'file', 'query', 'anchor'\n];\n\nmodule.exports = function parseuri(str) {\n var src = str,\n b = str.indexOf('['),\n e = str.indexOf(']');\n\n if (b != -1 && e != -1) {\n str = str.substring(0, b) + str.substring(b, e).replace(/:/g, ';') + str.substring(e, str.length);\n }\n\n var m = re.exec(str || ''),\n uri = {},\n i = 14;\n\n while (i--) {\n uri[parts[i]] = m[i] || '';\n }\n\n if (b != -1 && e != -1) {\n uri.source = src;\n uri.host = uri.host.substring(1, uri.host.length - 1).replace(/;/g, ':');\n uri.authority = uri.authority.replace('[', '').replace(']', '').replace(/;/g, ':');\n uri.ipv6uri = true;\n }\n\n uri.pathNames = pathNames(uri, uri['path']);\n uri.queryKey = queryKey(uri, uri['query']);\n\n return uri;\n};\n\nfunction pathNames(obj, path) {\n var regx = /\\/{2,9}/g,\n names = path.replace(regx, \"/\").split(\"/\");\n\n if (path.substr(0, 1) == '/' || path.length === 0) {\n names.splice(0, 1);\n }\n if (path.substr(path.length - 1, 1) == '/') {\n names.splice(names.length - 1, 1);\n }\n\n return names;\n}\n\nfunction queryKey(uri, query) {\n var data = {};\n\n query.replace(/(?:^|&)([^&=]*)=?([^&]*)/g, function ($0, $1, $2) {\n if ($1) {\n data[$1] = $2;\n }\n });\n\n return data;\n}\n","\"use strict\";\nObject.defineProperty(exports, \"__esModule\", { value: true });\nexports.Manager = void 0;\nconst eio = require(\"engine.io-client\");\nconst socket_1 = require(\"./socket\");\nconst Emitter = require(\"component-emitter\");\nconst parser = require(\"socket.io-parser\");\nconst on_1 = require(\"./on\");\nconst bind = require(\"component-bind\");\nconst Backoff = require(\"backo2\");\n\n\nclass Manager extends Emitter {\n constructor(uri, opts) {\n super();\n this.nsps = {};\n this.subs = [];\n if (uri && \"object\" === typeof uri) {\n opts = uri;\n uri = undefined;\n }\n opts = opts || {};\n opts.path = opts.path || \"/socket.io\";\n this.opts = opts;\n this.reconnection(opts.reconnection !== false);\n this.reconnectionAttempts(opts.reconnectionAttempts || Infinity);\n this.reconnectionDelay(opts.reconnectionDelay || 1000);\n this.reconnectionDelayMax(opts.reconnectionDelayMax || 5000);\n this.randomizationFactor(opts.randomizationFactor || 0.5);\n this.backoff = new Backoff({\n min: this.reconnectionDelay(),\n max: this.reconnectionDelayMax(),\n jitter: this.randomizationFactor(),\n });\n this.timeout(null == opts.timeout ? 20000 : opts.timeout);\n this._readyState = \"closed\";\n this.uri = uri;\n const _parser = opts.parser || parser;\n this.encoder = new _parser.Encoder();\n this.decoder = new _parser.Decoder();\n this._autoConnect = opts.autoConnect !== false;\n if (this._autoConnect)\n this.open();\n }\n reconnection(v) {\n if (!arguments.length)\n return this._reconnection;\n this._reconnection = !!v;\n return this;\n }\n reconnectionAttempts(v) {\n if (v === undefined)\n return this._reconnectionAttempts;\n this._reconnectionAttempts = v;\n return this;\n }\n reconnectionDelay(v) {\n var _a;\n if (v === undefined)\n return this._reconnectionDelay;\n this._reconnectionDelay = v;\n (_a = this.backoff) === null || _a === void 0 ? void 0 : _a.setMin(v);\n return this;\n }\n randomizationFactor(v) {\n var _a;\n if (v === undefined)\n return this._randomizationFactor;\n this._randomizationFactor = v;\n (_a = this.backoff) === null || _a === void 0 ? void 0 : _a.setJitter(v);\n return this;\n }\n reconnectionDelayMax(v) {\n var _a;\n if (v === undefined)\n return this._reconnectionDelayMax;\n this._reconnectionDelayMax = v;\n (_a = this.backoff) === null || _a === void 0 ? void 0 : _a.setMax(v);\n return this;\n }\n timeout(v) {\n if (!arguments.length)\n return this._timeout;\n this._timeout = v;\n return this;\n }\n /**\n * Starts trying to reconnect if reconnection is enabled and we have not\n * started reconnecting yet\n *\n * @private\n */\n maybeReconnectOnOpen() {\n // Only try to reconnect if it's the first time we're connecting\n if (!this._reconnecting &&\n this._reconnection &&\n this.backoff.attempts === 0) {\n // keeps reconnection from firing twice for the same reconnection loop\n this.reconnect();\n }\n }\n /**\n * Sets the current transport `socket`.\n *\n * @param {Function} fn - optional, callback\n * @return self\n * @public\n */\n open(fn) {\n\n\n if (~this._readyState.indexOf(\"open\"))\n return this;\n\n\n this.engine = eio(this.uri, this.opts);\n const socket = this.engine;\n const self = this;\n this._readyState = \"opening\";\n this.skipReconnect = false;\n // emit `open`\n const openSub = on_1.on(socket, \"open\", function () {\n self.onopen();\n fn && fn();\n });\n // emit `error`\n const errorSub = on_1.on(socket, \"error\", (err) => {\n\n\n self.cleanup();\n self._readyState = \"closed\";\n super.emit(\"error\", err);\n if (fn) {\n fn(err);\n }\n else {\n // Only do this if there is no fn to handle the error\n self.maybeReconnectOnOpen();\n }\n });\n if (false !== this._timeout) {\n const timeout = this._timeout;\n\n\n if (timeout === 0) {\n openSub.destroy(); // prevents a race condition with the 'open' event\n }\n // set timer\n const timer = setTimeout(() => {\n\n\n openSub.destroy();\n socket.close();\n socket.emit(\"error\", new Error(\"timeout\"));\n }, timeout);\n this.subs.push({\n destroy: function () {\n clearTimeout(timer);\n },\n });\n }\n this.subs.push(openSub);\n this.subs.push(errorSub);\n return this;\n }\n /**\n * Alias for open()\n *\n * @return {Manager} self\n * @public\n */\n connect(fn) {\n return this.open(fn);\n }\n /**\n * Called upon transport open.\n *\n * @private\n */\n onopen() {\n\n\n // clear old subs\n this.cleanup();\n // mark as open\n this._readyState = \"open\";\n super.emit(\"open\");\n // add new subs\n const socket = this.engine;\n this.subs.push(on_1.on(socket, \"data\", bind(this, \"ondata\")), on_1.on(socket, \"ping\", bind(this, \"onping\")), on_1.on(socket, \"error\", bind(this, \"onerror\")), on_1.on(socket, \"close\", bind(this, \"onclose\")), on_1.on(this.decoder, \"decoded\", bind(this, \"ondecoded\")));\n }\n /**\n * Called upon a ping.\n *\n * @private\n */\n onping() {\n super.emit(\"ping\");\n }\n /**\n * Called with data.\n *\n * @private\n */\n ondata(data) {\n this.decoder.add(data);\n }\n /**\n * Called when parser fully decodes a packet.\n *\n * @private\n */\n ondecoded(packet) {\n super.emit(\"packet\", packet);\n }\n /**\n * Called upon socket error.\n *\n * @private\n */\n onerror(err) {\n\n\n super.emit(\"error\", err);\n }\n /**\n * Creates a new socket for the given `nsp`.\n *\n * @return {Socket}\n * @public\n */\n socket(nsp, opts) {\n let socket = this.nsps[nsp];\n if (!socket) {\n socket = new socket_1.Socket(this, nsp, opts);\n this.nsps[nsp] = socket;\n }\n return socket;\n }\n /**\n * Called upon a socket close.\n *\n * @param socket\n * @private\n */\n _destroy(socket) {\n const nsps = Object.keys(this.nsps);\n for (const nsp of nsps) {\n const socket = this.nsps[nsp];\n if (socket.active) {\n\n\n return;\n }\n }\n this._close();\n }\n /**\n * Writes a packet.\n *\n * @param packet\n * @private\n */\n _packet(packet) {\n\n\n if (packet.query && packet.type === 0)\n packet.nsp += \"?\" + packet.query;\n const encodedPackets = this.encoder.encode(packet);\n for (let i = 0; i < encodedPackets.length; i++) {\n this.engine.write(encodedPackets[i], packet.options);\n }\n }\n /**\n * Clean up transport subscriptions and packet buffer.\n *\n * @private\n */\n cleanup() {\n\n\n const subsLength = this.subs.length;\n for (let i = 0; i < subsLength; i++) {\n const sub = this.subs.shift();\n sub.destroy();\n }\n this.decoder.destroy();\n }\n /**\n * Close the current socket.\n *\n * @private\n */\n _close() {\n\n\n this.skipReconnect = true;\n this._reconnecting = false;\n if (\"opening\" === this._readyState) {\n // `onclose` will not fire because\n // an open event never happened\n this.cleanup();\n }\n this.backoff.reset();\n this._readyState = \"closed\";\n if (this.engine)\n this.engine.close();\n }\n /**\n * Alias for close()\n *\n * @private\n */\n disconnect() {\n return this._close();\n }\n /**\n * Called upon engine close.\n *\n * @private\n */\n onclose(reason) {\n\n\n this.cleanup();\n this.backoff.reset();\n this._readyState = \"closed\";\n super.emit(\"close\", reason);\n if (this._reconnection && !this.skipReconnect) {\n this.reconnect();\n }\n }\n /**\n * Attempt a reconnection.\n *\n * @private\n */\n reconnect() {\n if (this._reconnecting || this.skipReconnect)\n return this;\n const self = this;\n if (this.backoff.attempts >= this._reconnectionAttempts) {\n\n\n this.backoff.reset();\n super.emit(\"reconnect_failed\");\n this._reconnecting = false;\n }\n else {\n const delay = this.backoff.duration();\n\n\n this._reconnecting = true;\n const timer = setTimeout(() => {\n if (self.skipReconnect)\n return;\n\n\n super.emit(\"reconnect_attempt\", self.backoff.attempts);\n // check again for the case socket closed in above events\n if (self.skipReconnect)\n return;\n self.open((err) => {\n if (err) {\n\n\n self._reconnecting = false;\n self.reconnect();\n super.emit(\"reconnect_error\", err);\n }\n else {\n\n\n self.onreconnect();\n }\n });\n }, delay);\n this.subs.push({\n destroy: function () {\n clearTimeout(timer);\n },\n });\n }\n }\n /**\n * Called upon successful reconnect.\n *\n * @private\n */\n onreconnect() {\n const attempt = this.backoff.attempts;\n this._reconnecting = false;\n this.backoff.reset();\n super.emit(\"reconnect\", attempt);\n }\n}\nexports.Manager = Manager;\n","const XMLHttpRequest = require(\"xmlhttprequest-ssl\");\nconst XHR = require(\"./polling-xhr\");\nconst JSONP = require(\"./polling-jsonp\");\nconst websocket = require(\"./websocket\");\n\nexports.polling = polling;\nexports.websocket = websocket;\n\n/**\n * Polling transport polymorphic constructor.\n * Decides on xhr vs jsonp based on feature detection.\n *\n * @api private\n */\n\nfunction polling(opts) {\n let xhr;\n let xd = false;\n let xs = false;\n const jsonp = false !== opts.jsonp;\n\n if (typeof location !== \"undefined\") {\n const isSSL = \"https:\" === location.protocol;\n let port = location.port;\n\n // some user agents have empty `location.port`\n if (!port) {\n port = isSSL ? 443 : 80;\n }\n\n xd = opts.hostname !== location.hostname || port !== opts.port;\n xs = opts.secure !== isSSL;\n }\n\n opts.xdomain = xd;\n opts.xscheme = xs;\n xhr = new XMLHttpRequest(opts);\n\n if (\"open\" in xhr && !opts.forceJSONP) {\n return new XHR(opts);\n } else {\n if (!jsonp) throw new Error(\"JSONP disabled\");\n return new JSONP(opts);\n }\n}\n","// browser shim for xmlhttprequest module\n\nconst hasCORS = require(\"has-cors\");\nconst globalThis = require(\"./globalThis\");\n\nmodule.exports = function(opts) {\n const xdomain = opts.xdomain;\n\n // scheme must be same when usign XDomainRequest\n // http://blogs.msdn.com/b/ieinternals/archive/2010/05/13/xdomainrequest-restrictions-limitations-and-workarounds.aspx\n const xscheme = opts.xscheme;\n\n // XDomainRequest has a flow of not sending cookie, therefore it should be disabled as a default.\n // https://github.com/Automattic/engine.io-client/pull/217\n const enablesXDR = opts.enablesXDR;\n\n // XMLHttpRequest can be disabled on IE\n try {\n if (\"undefined\" !== typeof XMLHttpRequest && (!xdomain || hasCORS)) {\n return new XMLHttpRequest();\n }\n } catch (e) {}\n\n // Use XDomainRequest for IE8 if enablesXDR is true\n // because loading bar keeps flashing when using jsonp-polling\n // https://github.com/yujiosaka/socke.io-ie8-loading-example\n try {\n if (\"undefined\" !== typeof XDomainRequest && !xscheme && enablesXDR) {\n return new XDomainRequest();\n }\n } catch (e) {}\n\n if (!xdomain) {\n try {\n return new globalThis[[\"Active\"].concat(\"Object\").join(\"X\")](\n \"Microsoft.XMLHTTP\"\n );\n } catch (e) {}\n }\n};\n","const Transport = require(\"../transport\");\nconst parseqs = require(\"parseqs\");\nconst parser = require(\"engine.io-parser\");\nconst yeast = require(\"yeast\");\n\n\n\n\nclass Polling extends Transport {\n /**\n * Transport name.\n */\n get name() {\n return \"polling\";\n }\n\n /**\n * Opens the socket (triggers polling). We write a PING message to determine\n * when the transport is open.\n *\n * @api private\n */\n doOpen() {\n this.poll();\n }\n\n /**\n * Pauses polling.\n *\n * @param {Function} callback upon buffers are flushed and transport is paused\n * @api private\n */\n pause(onPause) {\n const self = this;\n\n this.readyState = \"pausing\";\n\n function pause() {\n\n\n self.readyState = \"paused\";\n onPause();\n }\n\n if (this.polling || !this.writable) {\n let total = 0;\n\n if (this.polling) {\n\n\n total++;\n this.once(\"pollComplete\", function() {\n\n\n --total || pause();\n });\n }\n\n if (!this.writable) {\n\n\n total++;\n this.once(\"drain\", function() {\n\n\n --total || pause();\n });\n }\n } else {\n pause();\n }\n }\n\n /**\n * Starts polling cycle.\n *\n * @api public\n */\n poll() {\n\n\n this.polling = true;\n this.doPoll();\n this.emit(\"poll\");\n }\n\n /**\n * Overloads onData to detect payloads.\n *\n * @api private\n */\n onData(data) {\n const self = this;\n\n\n const callback = function(packet, index, total) {\n // if its the first message we consider the transport open\n if (\"opening\" === self.readyState && packet.type === \"open\") {\n self.onOpen();\n }\n\n // if its a close packet, we close the ongoing requests\n if (\"close\" === packet.type) {\n self.onClose();\n return false;\n }\n\n // otherwise bypass onData and handle the message\n self.onPacket(packet);\n };\n\n // decode payload\n parser.decodePayload(data, this.socket.binaryType).forEach(callback);\n\n // if an event did not trigger closing\n if (\"closed\" !== this.readyState) {\n // if we got data we're not polling\n this.polling = false;\n this.emit(\"pollComplete\");\n\n if (\"open\" === this.readyState) {\n this.poll();\n } else {\n\n\n }\n }\n }\n\n /**\n * For polling, send a close packet.\n *\n * @api private\n */\n doClose() {\n const self = this;\n\n function close() {\n\n\n self.write([{ type: \"close\" }]);\n }\n\n if (\"open\" === this.readyState) {\n\n\n close();\n } else {\n // in case we're trying to close while\n // handshaking is in progress (GH-164)\n\n\n this.once(\"open\", close);\n }\n }\n\n /**\n * Writes a packets payload.\n *\n * @param {Array} data packets\n * @param {Function} drain callback\n * @api private\n */\n write(packets) {\n this.writable = false;\n\n parser.encodePayload(packets, data => {\n this.doWrite(data, () => {\n this.writable = true;\n this.emit(\"drain\");\n });\n });\n }\n\n /**\n * Generates uri for connection.\n *\n * @api private\n */\n uri() {\n let query = this.query || {};\n const schema = this.opts.secure ? \"https\" : \"http\";\n let port = \"\";\n\n // cache busting is forced\n if (false !== this.opts.timestampRequests) {\n query[this.opts.timestampParam] = yeast();\n }\n\n if (!this.supportsBinary && !query.sid) {\n query.b64 = 1;\n }\n\n query = parseqs.encode(query);\n\n // avoid port if default for schema\n if (\n this.opts.port &&\n ((\"https\" === schema && Number(this.opts.port) !== 443) ||\n (\"http\" === schema && Number(this.opts.port) !== 80))\n ) {\n port = \":\" + this.opts.port;\n }\n\n // prepend ? to query\n if (query.length) {\n query = \"?\" + query;\n }\n\n const ipv6 = this.opts.hostname.indexOf(\":\") !== -1;\n return (\n schema +\n \"://\" +\n (ipv6 ? \"[\" + this.opts.hostname + \"]\" : this.opts.hostname) +\n port +\n this.opts.path +\n query\n );\n }\n}\n\nmodule.exports = Polling;\n","const PACKET_TYPES = Object.create(null); // no Map = no polyfill\nPACKET_TYPES[\"open\"] = \"0\";\nPACKET_TYPES[\"close\"] = \"1\";\nPACKET_TYPES[\"ping\"] = \"2\";\nPACKET_TYPES[\"pong\"] = \"3\";\nPACKET_TYPES[\"message\"] = \"4\";\nPACKET_TYPES[\"upgrade\"] = \"5\";\nPACKET_TYPES[\"noop\"] = \"6\";\n\nconst PACKET_TYPES_REVERSE = Object.create(null);\nObject.keys(PACKET_TYPES).forEach(key => {\n PACKET_TYPES_REVERSE[PACKET_TYPES[key]] = key;\n});\n\nconst ERROR_PACKET = { type: \"error\", data: \"parser error\" };\n\nmodule.exports = {\n PACKET_TYPES,\n PACKET_TYPES_REVERSE,\n ERROR_PACKET\n};\n","'use strict';\n\nvar alphabet = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_'.split('')\n , length = 64\n , map = {}\n , seed = 0\n , i = 0\n , prev;\n\n/**\n * Return a string representing the specified number.\n *\n * @param {Number} num The number to convert.\n * @returns {String} The string representation of the number.\n * @api public\n */\nfunction encode(num) {\n var encoded = '';\n\n do {\n encoded = alphabet[num % length] + encoded;\n num = Math.floor(num / length);\n } while (num > 0);\n\n return encoded;\n}\n\n/**\n * Return the integer value specified by the given string.\n *\n * @param {String} str The string to convert.\n * @returns {Number} The integer value represented by the string.\n * @api public\n */\nfunction decode(str) {\n var decoded = 0;\n\n for (i = 0; i < str.length; i++) {\n decoded = decoded * length + map[str.charAt(i)];\n }\n\n return decoded;\n}\n\n/**\n * Yeast: A tiny growing id generator.\n *\n * @returns {String} A unique id.\n * @api public\n */\nfunction yeast() {\n var now = encode(+new Date());\n\n if (now !== prev) return seed = 0, prev = now;\n return now +'.'+ encode(seed++);\n}\n\n//\n// Map each character to its index.\n//\nfor (; i < length; i++) map[alphabet[i]] = i;\n\n//\n// Expose the `yeast`, `encode` and `decode` functions.\n//\nyeast.encode = encode;\nyeast.decode = decode;\nmodule.exports = yeast;\n","module.exports.pick = (obj, ...attr) => {\n return attr.reduce((acc, k) => {\n acc[k] = obj[k];\n return acc;\n }, {});\n};\n","\"use strict\";\nObject.defineProperty(exports, \"__esModule\", { value: true });\nexports.Socket = void 0;\nconst socket_io_parser_1 = require(\"socket.io-parser\");\nconst Emitter = require(\"component-emitter\");\nconst on_1 = require(\"./on\");\nconst bind = require(\"component-bind\");\n\n\n/**\n * Internal events.\n * These events can't be emitted by the user.\n */\nconst RESERVED_EVENTS = Object.freeze({\n connect: 1,\n connect_error: 1,\n disconnect: 1,\n disconnecting: 1,\n // EventEmitter reserved events: https://nodejs.org/api/events.html#events_event_newlistener\n newListener: 1,\n removeListener: 1,\n});\nclass Socket extends Emitter {\n /**\n * `Socket` constructor.\n *\n * @public\n */\n constructor(io, nsp, opts) {\n super();\n this.ids = 0;\n this.acks = {};\n this.receiveBuffer = [];\n this.sendBuffer = [];\n this.flags = {};\n this.io = io;\n this.nsp = nsp;\n this.ids = 0;\n this.acks = {};\n this.receiveBuffer = [];\n this.sendBuffer = [];\n this.connected = false;\n this.disconnected = true;\n this.flags = {};\n if (opts && opts.auth) {\n this.auth = opts.auth;\n }\n if (this.io._autoConnect)\n this.open();\n }\n /**\n * Subscribe to open, close and packet events\n *\n * @private\n */\n subEvents() {\n if (this.subs)\n return;\n const io = this.io;\n this.subs = [\n on_1.on(io, \"open\", bind(this, \"onopen\")),\n on_1.on(io, \"packet\", bind(this, \"onpacket\")),\n on_1.on(io, \"close\", bind(this, \"onclose\")),\n ];\n }\n /**\n * Whether the Socket will try to reconnect when its Manager connects or reconnects\n */\n get active() {\n return !!this.subs;\n }\n /**\n * \"Opens\" the socket.\n *\n * @public\n */\n connect() {\n if (this.connected)\n return this;\n this.subEvents();\n if (!this.io[\"_reconnecting\"])\n this.io.open(); // ensure open\n if (\"open\" === this.io._readyState)\n this.onopen();\n return this;\n }\n /**\n * Alias for connect()\n */\n open() {\n return this.connect();\n }\n /**\n * Sends a `message` event.\n *\n * @return self\n * @public\n */\n send(...args) {\n args.unshift(\"message\");\n this.emit.apply(this, args);\n return this;\n }\n /**\n * Override `emit`.\n * If the event is in `events`, it's emitted normally.\n *\n * @param ev - event name\n * @return self\n * @public\n */\n emit(ev, ...args) {\n if (RESERVED_EVENTS.hasOwnProperty(ev)) {\n throw new Error('\"' + ev + '\" is a reserved event name');\n }\n args.unshift(ev);\n const packet = {\n type: socket_io_parser_1.PacketType.EVENT,\n data: args,\n };\n packet.options = {};\n packet.options.compress = this.flags.compress !== false;\n // event ack callback\n if (\"function\" === typeof args[args.length - 1]) {\n\n\n this.acks[this.ids] = args.pop();\n packet.id = this.ids++;\n }\n const isTransportWritable = this.io.engine &&\n this.io.engine.transport &&\n this.io.engine.transport.writable;\n const discardPacket = this.flags.volatile && (!isTransportWritable || !this.connected);\n if (discardPacket) {\n\n\n }\n else if (this.connected) {\n this.packet(packet);\n }\n else {\n this.sendBuffer.push(packet);\n }\n this.flags = {};\n return this;\n }\n /**\n * Sends a packet.\n *\n * @param packet\n * @private\n */\n packet(packet) {\n packet.nsp = this.nsp;\n this.io._packet(packet);\n }\n /**\n * Called upon engine `open`.\n *\n * @private\n */\n onopen() {\n\n\n if (typeof this.auth == \"function\") {\n this.auth((data) => {\n this.packet({ type: socket_io_parser_1.PacketType.CONNECT, data });\n });\n }\n else {\n this.packet({ type: socket_io_parser_1.PacketType.CONNECT, data: this.auth });\n }\n }\n /**\n * Called upon engine `close`.\n *\n * @param reason\n * @private\n */\n onclose(reason) {\n\n\n this.connected = false;\n this.disconnected = true;\n delete this.id;\n super.emit(\"disconnect\", reason);\n }\n /**\n * Called with socket packet.\n *\n * @param packet\n * @private\n */\n onpacket(packet) {\n const sameNamespace = packet.nsp === this.nsp;\n if (!sameNamespace)\n return;\n switch (packet.type) {\n case socket_io_parser_1.PacketType.CONNECT:\n if (packet.data && packet.data.sid) {\n const id = packet.data.sid;\n this.onconnect(id);\n }\n else {\n super.emit(\"connect_error\", new Error(\"It seems you are trying to reach a Socket.IO server in v2.x with a v3.x client, but they are not compatible (more information here: https://socket.io/docs/v3/migrating-from-2-x-to-3-0/)\"));\n }\n break;\n case socket_io_parser_1.PacketType.EVENT:\n this.onevent(packet);\n break;\n case socket_io_parser_1.PacketType.BINARY_EVENT:\n this.onevent(packet);\n break;\n case socket_io_parser_1.PacketType.ACK:\n this.onack(packet);\n break;\n case socket_io_parser_1.PacketType.BINARY_ACK:\n this.onack(packet);\n break;\n case socket_io_parser_1.PacketType.DISCONNECT:\n this.ondisconnect();\n break;\n case socket_io_parser_1.PacketType.CONNECT_ERROR:\n const err = new Error(packet.data.message);\n // @ts-ignore\n err.data = packet.data.data;\n super.emit(\"connect_error\", err);\n break;\n }\n }\n /**\n * Called upon a server event.\n *\n * @param packet\n * @private\n */\n onevent(packet) {\n const args = packet.data || [];\n\n\n if (null != packet.id) {\n\n\n args.push(this.ack(packet.id));\n }\n if (this.connected) {\n this.emitEvent(args);\n }\n else {\n this.receiveBuffer.push(Object.freeze(args));\n }\n }\n emitEvent(args) {\n if (this._anyListeners && this._anyListeners.length) {\n const listeners = this._anyListeners.slice();\n for (const listener of listeners) {\n listener.apply(this, args);\n }\n }\n super.emit.apply(this, args);\n }\n /**\n * Produces an ack callback to emit with an event.\n *\n * @private\n */\n ack(id) {\n const self = this;\n let sent = false;\n return function (...args) {\n // prevent double callbacks\n if (sent)\n return;\n sent = true;\n\n\n self.packet({\n type: socket_io_parser_1.PacketType.ACK,\n id: id,\n data: args,\n });\n };\n }\n /**\n * Called upon a server acknowlegement.\n *\n * @param packet\n * @private\n */\n onack(packet) {\n const ack = this.acks[packet.id];\n if (\"function\" === typeof ack) {\n\n\n ack.apply(this, packet.data);\n delete this.acks[packet.id];\n }\n else {\n\n\n }\n }\n /**\n * Called upon server connect.\n *\n * @private\n */\n onconnect(id) {\n\n\n this.id = id;\n this.connected = true;\n this.disconnected = false;\n super.emit(\"connect\");\n this.emitBuffered();\n }\n /**\n * Emit buffered events (received and emitted).\n *\n * @private\n */\n emitBuffered() {\n this.receiveBuffer.forEach((args) => this.emitEvent(args));\n this.receiveBuffer = [];\n this.sendBuffer.forEach((packet) => this.packet(packet));\n this.sendBuffer = [];\n }\n /**\n * Called upon server disconnect.\n *\n * @private\n */\n ondisconnect() {\n\n\n this.destroy();\n this.onclose(\"io server disconnect\");\n }\n /**\n * Called upon forced client/server side disconnections,\n * this method ensures the manager stops tracking us and\n * that reconnections don't get triggered for this.\n *\n * @private\n */\n destroy() {\n if (this.subs) {\n // clean subscriptions to avoid reconnections\n for (let i = 0; i < this.subs.length; i++) {\n this.subs[i].destroy();\n }\n this.subs = null;\n }\n this.io[\"_destroy\"](this);\n }\n /**\n * Disconnects the socket manually.\n *\n * @return self\n * @public\n */\n disconnect() {\n if (this.connected) {\n\n\n this.packet({ type: socket_io_parser_1.PacketType.DISCONNECT });\n }\n // remove socket from pool\n this.destroy();\n if (this.connected) {\n // fire events\n this.onclose(\"io client disconnect\");\n }\n return this;\n }\n /**\n * Alias for disconnect()\n *\n * @return self\n * @public\n */\n close() {\n return this.disconnect();\n }\n /**\n * Sets the compress flag.\n *\n * @param compress - if `true`, compresses the sending data\n * @return self\n * @public\n */\n compress(compress) {\n this.flags.compress = compress;\n return this;\n }\n /**\n * Sets a modifier for a subsequent event emission that the event message will be dropped when this socket is not\n * ready to send messages.\n *\n * @returns self\n * @public\n */\n get volatile() {\n this.flags.volatile = true;\n return this;\n }\n /**\n * Adds a listener that will be fired when any event is emitted. The event name is passed as the first argument to the\n * callback.\n *\n * @param listener\n * @public\n */\n onAny(listener) {\n this._anyListeners = this._anyListeners || [];\n this._anyListeners.push(listener);\n return this;\n }\n /**\n * Adds a listener that will be fired when any event is emitted. The event name is passed as the first argument to the\n * callback. The listener is added to the beginning of the listeners array.\n *\n * @param listener\n * @public\n */\n prependAny(listener) {\n this._anyListeners = this._anyListeners || [];\n this._anyListeners.unshift(listener);\n return this;\n }\n /**\n * Removes the listener that will be fired when any event is emitted.\n *\n * @param listener\n * @public\n */\n offAny(listener) {\n if (!this._anyListeners) {\n return this;\n }\n if (listener) {\n const listeners = this._anyListeners;\n for (let i = 0; i < listeners.length; i++) {\n if (listener === listeners[i]) {\n listeners.splice(i, 1);\n return this;\n }\n }\n }\n else {\n this._anyListeners = [];\n }\n return this;\n }\n /**\n * Returns an array of listeners that are listening for any event that is specified. This array can be manipulated,\n * e.g. to remove listeners.\n *\n * @public\n */\n listenersAny() {\n return this._anyListeners || [];\n }\n}\nexports.Socket = Socket;\n","\"use strict\";\nObject.defineProperty(exports, \"__esModule\", { value: true });\nexports.hasBinary = exports.isBinary = void 0;\nconst withNativeArrayBuffer = typeof ArrayBuffer === \"function\";\nconst isView = (obj) => {\n return typeof ArrayBuffer.isView === \"function\"\n ? ArrayBuffer.isView(obj)\n : obj.buffer instanceof ArrayBuffer;\n};\nconst toString = Object.prototype.toString;\nconst withNativeBlob = typeof Blob === \"function\" ||\n (typeof Blob !== \"undefined\" &&\n toString.call(Blob) === \"[object BlobConstructor]\");\nconst withNativeFile = typeof File === \"function\" ||\n (typeof File !== \"undefined\" &&\n toString.call(File) === \"[object FileConstructor]\");\n/**\n * Returns true if obj is a Buffer, an ArrayBuffer, a Blob or a File.\n *\n * @private\n */\nfunction isBinary(obj) {\n return ((withNativeArrayBuffer && (obj instanceof ArrayBuffer || isView(obj))) ||\n (withNativeBlob && obj instanceof Blob) ||\n (withNativeFile && obj instanceof File));\n}\nexports.isBinary = isBinary;\nfunction hasBinary(obj, toJSON) {\n if (!obj || typeof obj !== \"object\") {\n return false;\n }\n if (Array.isArray(obj)) {\n for (let i = 0, l = obj.length; i < l; i++) {\n if (hasBinary(obj[i])) {\n return true;\n }\n }\n return false;\n }\n if (isBinary(obj)) {\n return true;\n }\n if (obj.toJSON &&\n typeof obj.toJSON === \"function\" &&\n arguments.length === 1) {\n return hasBinary(obj.toJSON(), true);\n }\n for (const key in obj) {\n if (Object.prototype.hasOwnProperty.call(obj, key) && hasBinary(obj[key])) {\n return true;\n }\n }\n return false;\n}\nexports.hasBinary = hasBinary;\n","\"use strict\";\nObject.defineProperty(exports, \"__esModule\", { value: true });\nexports.on = void 0;\nfunction on(obj, ev, fn) {\n obj.on(ev, fn);\n return {\n destroy: function () {\n obj.off(ev, fn);\n },\n };\n}\nexports.on = on;\n","/**\n * Slice reference.\n */\n\nvar slice = [].slice;\n\n/**\n * Bind `obj` to `fn`.\n *\n * @param {Object} obj\n * @param {Function|String} fn or string\n * @return {Function}\n * @api public\n */\n\nmodule.exports = function(obj, fn){\n if ('string' == typeof fn) fn = obj[fn];\n if ('function' != typeof fn) throw new Error('bind() requires a function');\n var args = slice.call(arguments, 2);\n return function(){\n return fn.apply(obj, args.concat(slice.call(arguments)));\n }\n};\n","\"use strict\";\nObject.defineProperty(exports, \"__esModule\", { value: true });\nexports.Socket = exports.io = exports.Manager = exports.protocol = void 0;\nconst url_1 = require(\"./url\");\nconst manager_1 = require(\"./manager\");\nconst socket_1 = require(\"./socket\");\nObject.defineProperty(exports, \"Socket\", { enumerable: true, get: function () { return socket_1.Socket; } });\n\n\n/**\n * Module exports.\n */\nmodule.exports = exports = lookup;\n/**\n * Managers cache.\n */\nconst cache = (exports.managers = {});\nfunction lookup(uri, opts) {\n if (typeof uri === \"object\") {\n opts = uri;\n uri = undefined;\n }\n opts = opts || {};\n const parsed = url_1.url(uri);\n const source = parsed.source;\n const id = parsed.id;\n const path = parsed.path;\n const sameNamespace = cache[id] && path in cache[id][\"nsps\"];\n const newConnection = opts.forceNew ||\n opts[\"force new connection\"] ||\n false === opts.multiplex ||\n sameNamespace;\n let io;\n if (newConnection) {\n\n\n io = new manager_1.Manager(source, opts);\n }\n else {\n if (!cache[id]) {\n\n\n cache[id] = new manager_1.Manager(source, opts);\n }\n io = cache[id];\n }\n if (parsed.query && !opts.query) {\n opts.query = parsed.query;\n }\n return io.socket(parsed.path, opts);\n}\nexports.io = lookup;\n/**\n * Protocol version.\n *\n * @public\n */\nvar socket_io_parser_1 = require(\"socket.io-parser\");\nObject.defineProperty(exports, \"protocol\", { enumerable: true, get: function () { return socket_io_parser_1.protocol; } });\n/**\n * `connect`.\n *\n * @param {String} uri\n * @public\n */\nexports.connect = lookup;\n/**\n * Expose constructors for standalone build.\n *\n * @public\n */\nvar manager_2 = require(\"./manager\");\nObject.defineProperty(exports, \"Manager\", { enumerable: true, get: function () { return manager_2.Manager; } });\n","\"use strict\";\nObject.defineProperty(exports, \"__esModule\", { value: true });\nexports.url = void 0;\nconst parseuri = require(\"parseuri\");\n\n\n/**\n * URL parser.\n *\n * @param uri - url\n * @param loc - An object meant to mimic window.location.\n * Defaults to window.location.\n * @public\n */\nfunction url(uri, loc) {\n let obj = uri;\n // default to window.location\n loc = loc || (typeof location !== \"undefined\" && location);\n if (null == uri)\n uri = loc.protocol + \"//\" + loc.host;\n // relative path support\n if (typeof uri === \"string\") {\n if (\"/\" === uri.charAt(0)) {\n if (\"/\" === uri.charAt(1)) {\n uri = loc.protocol + uri;\n }\n else {\n uri = loc.host + uri;\n }\n }\n if (!/^(https?|wss?):\\/\\//.test(uri)) {\n\n\n if (\"undefined\" !== typeof loc) {\n uri = loc.protocol + \"//\" + uri;\n }\n else {\n uri = \"https://\" + uri;\n }\n }\n // parse\n\n\n obj = parseuri(uri);\n }\n // make sure we treat `localhost:80` and `localhost` equally\n if (!obj.port) {\n if (/^(http|ws)$/.test(obj.protocol)) {\n obj.port = \"80\";\n }\n else if (/^(http|ws)s$/.test(obj.protocol)) {\n obj.port = \"443\";\n }\n }\n obj.path = obj.path || \"/\";\n const ipv6 = obj.host.indexOf(\":\") !== -1;\n const host = ipv6 ? \"[\" + obj.host + \"]\" : obj.host;\n // define unique id\n obj.id = obj.protocol + \"://\" + host + \":\" + obj.port;\n // define href\n obj.href =\n obj.protocol +\n \"://\" +\n host +\n (loc && loc.port === obj.port ? \"\" : \":\" + obj.port);\n return obj;\n}\nexports.url = url;\n","const Socket = require(\"./socket\");\n\nmodule.exports = (uri, opts) => new Socket(uri, opts);\n\n/**\n * Expose deps for legacy compatibility\n * and standalone browser access.\n */\n\nmodule.exports.Socket = Socket;\nmodule.exports.protocol = Socket.protocol; // this is an int\nmodule.exports.Transport = require(\"./transport\");\nmodule.exports.transports = require(\"./transports/index\");\nmodule.exports.parser = require(\"engine.io-parser\");\n","const transports = require(\"./transports/index\");\nconst Emitter = require(\"component-emitter\");\n\n\nconst parser = require(\"engine.io-parser\");\nconst parseuri = require(\"parseuri\");\nconst parseqs = require(\"parseqs\");\n\nclass Socket extends Emitter {\n /**\n * Socket constructor.\n *\n * @param {String|Object} uri or options\n * @param {Object} options\n * @api public\n */\n constructor(uri, opts = {}) {\n super();\n\n if (uri && \"object\" === typeof uri) {\n opts = uri;\n uri = null;\n }\n\n if (uri) {\n uri = parseuri(uri);\n opts.hostname = uri.host;\n opts.secure = uri.protocol === \"https\" || uri.protocol === \"wss\";\n opts.port = uri.port;\n if (uri.query) opts.query = uri.query;\n } else if (opts.host) {\n opts.hostname = parseuri(opts.host).host;\n }\n\n this.secure =\n null != opts.secure\n ? opts.secure\n : typeof location !== \"undefined\" && \"https:\" === location.protocol;\n\n if (opts.hostname && !opts.port) {\n // if no port is specified manually, use the protocol default\n opts.port = this.secure ? \"443\" : \"80\";\n }\n\n this.hostname =\n opts.hostname ||\n (typeof location !== \"undefined\" ? location.hostname : \"localhost\");\n this.port =\n opts.port ||\n (typeof location !== \"undefined\" && location.port\n ? location.port\n : this.secure\n ? 443\n : 80);\n\n this.transports = opts.transports || [\"polling\", \"websocket\"];\n this.readyState = \"\";\n this.writeBuffer = [];\n this.prevBufferLen = 0;\n\n this.opts = Object.assign(\n {\n path: \"/engine.io\",\n agent: false,\n withCredentials: false,\n upgrade: true,\n jsonp: true,\n timestampParam: \"t\",\n rememberUpgrade: false,\n rejectUnauthorized: true,\n perMessageDeflate: {\n threshold: 1024\n },\n transportOptions: {}\n },\n opts\n );\n\n this.opts.path = this.opts.path.replace(/\\/$/, \"\") + \"/\";\n\n if (typeof this.opts.query === \"string\") {\n this.opts.query = parseqs.decode(this.opts.query);\n }\n\n // set on handshake\n this.id = null;\n this.upgrades = null;\n this.pingInterval = null;\n this.pingTimeout = null;\n\n // set on heartbeat\n this.pingTimeoutTimer = null;\n\n this.open();\n }\n\n /**\n * Creates transport of the given type.\n *\n * @param {String} transport name\n * @return {Transport}\n * @api private\n */\n createTransport(name) {\n\n\n const query = clone(this.opts.query);\n\n // append engine.io protocol identifier\n query.EIO = parser.protocol;\n\n // transport name\n query.transport = name;\n\n // session id if we already have one\n if (this.id) query.sid = this.id;\n\n const opts = Object.assign(\n {},\n this.opts.transportOptions[name],\n this.opts,\n {\n query,\n socket: this,\n hostname: this.hostname,\n secure: this.secure,\n port: this.port\n }\n );\n\n\n\n\n return new transports[name](opts);\n }\n\n /**\n * Initializes transport to use and starts probe.\n *\n * @api private\n */\n open() {\n let transport;\n if (\n this.opts.rememberUpgrade &&\n Socket.priorWebsocketSuccess &&\n this.transports.indexOf(\"websocket\") !== -1\n ) {\n transport = \"websocket\";\n } else if (0 === this.transports.length) {\n // Emit error on next tick so it can be listened to\n const self = this;\n setTimeout(function() {\n self.emit(\"error\", \"No transports available\");\n }, 0);\n return;\n } else {\n transport = this.transports[0];\n }\n this.readyState = \"opening\";\n\n // Retry with the next transport if the transport is disabled (jsonp: false)\n try {\n transport = this.createTransport(transport);\n } catch (e) {\n\n\n this.transports.shift();\n this.open();\n return;\n }\n\n transport.open();\n this.setTransport(transport);\n }\n\n /**\n * Sets the current transport. Disables the existing one (if any).\n *\n * @api private\n */\n setTransport(transport) {\n\n\n const self = this;\n\n if (this.transport) {\n\n\n this.transport.removeAllListeners();\n }\n\n // set up transport\n this.transport = transport;\n\n // set up transport listeners\n transport\n .on(\"drain\", function() {\n self.onDrain();\n })\n .on(\"packet\", function(packet) {\n self.onPacket(packet);\n })\n .on(\"error\", function(e) {\n self.onError(e);\n })\n .on(\"close\", function() {\n self.onClose(\"transport close\");\n });\n }\n\n /**\n * Probes a transport.\n *\n * @param {String} transport name\n * @api private\n */\n probe(name) {\n\n\n let transport = this.createTransport(name, { probe: 1 });\n let failed = false;\n const self = this;\n\n Socket.priorWebsocketSuccess = false;\n\n function onTransportOpen() {\n if (self.onlyBinaryUpgrades) {\n const upgradeLosesBinary =\n !this.supportsBinary && self.transport.supportsBinary;\n failed = failed || upgradeLosesBinary;\n }\n if (failed) return;\n\n\n\n transport.send([{ type: \"ping\", data: \"probe\" }]);\n transport.once(\"packet\", function(msg) {\n if (failed) return;\n if (\"pong\" === msg.type && \"probe\" === msg.data) {\n\n\n self.upgrading = true;\n self.emit(\"upgrading\", transport);\n if (!transport) return;\n Socket.priorWebsocketSuccess = \"websocket\" === transport.name;\n\n\n\n self.transport.pause(function() {\n if (failed) return;\n if (\"closed\" === self.readyState) return;\n\n\n\n cleanup();\n\n self.setTransport(transport);\n transport.send([{ type: \"upgrade\" }]);\n self.emit(\"upgrade\", transport);\n transport = null;\n self.upgrading = false;\n self.flush();\n });\n } else {\n\n\n const err = new Error(\"probe error\");\n err.transport = transport.name;\n self.emit(\"upgradeError\", err);\n }\n });\n }\n\n function freezeTransport() {\n if (failed) return;\n\n // Any callback called by transport should be ignored since now\n failed = true;\n\n cleanup();\n\n transport.close();\n transport = null;\n }\n\n // Handle any error that happens while probing\n function onerror(err) {\n const error = new Error(\"probe error: \" + err);\n error.transport = transport.name;\n\n freezeTransport();\n\n\n\n\n self.emit(\"upgradeError\", error);\n }\n\n function onTransportClose() {\n onerror(\"transport closed\");\n }\n\n // When the socket is closed while we're probing\n function onclose() {\n onerror(\"socket closed\");\n }\n\n // When the socket is upgraded while we're probing\n function onupgrade(to) {\n if (transport && to.name !== transport.name) {\n\n\n freezeTransport();\n }\n }\n\n // Remove all listeners on the transport and on self\n function cleanup() {\n transport.removeListener(\"open\", onTransportOpen);\n transport.removeListener(\"error\", onerror);\n transport.removeListener(\"close\", onTransportClose);\n self.removeListener(\"close\", onclose);\n self.removeListener(\"upgrading\", onupgrade);\n }\n\n transport.once(\"open\", onTransportOpen);\n transport.once(\"error\", onerror);\n transport.once(\"close\", onTransportClose);\n\n this.once(\"close\", onclose);\n this.once(\"upgrading\", onupgrade);\n\n transport.open();\n }\n\n /**\n * Called when connection is deemed open.\n *\n * @api public\n */\n onOpen() {\n\n\n this.readyState = \"open\";\n Socket.priorWebsocketSuccess = \"websocket\" === this.transport.name;\n this.emit(\"open\");\n this.flush();\n\n // we check for `readyState` in case an `open`\n // listener already closed the socket\n if (\n \"open\" === this.readyState &&\n this.opts.upgrade &&\n this.transport.pause\n ) {\n\n\n let i = 0;\n const l = this.upgrades.length;\n for (; i < l; i++) {\n this.probe(this.upgrades[i]);\n }\n }\n }\n\n /**\n * Handles a packet.\n *\n * @api private\n */\n onPacket(packet) {\n if (\n \"opening\" === this.readyState ||\n \"open\" === this.readyState ||\n \"closing\" === this.readyState\n ) {\n\n\n\n this.emit(\"packet\", packet);\n\n // Socket is live - any packet counts\n this.emit(\"heartbeat\");\n\n switch (packet.type) {\n case \"open\":\n this.onHandshake(JSON.parse(packet.data));\n break;\n\n case \"ping\":\n this.resetPingTimeout();\n this.sendPacket(\"pong\");\n this.emit(\"pong\");\n break;\n\n case \"error\":\n const err = new Error(\"server error\");\n err.code = packet.data;\n this.onError(err);\n break;\n\n case \"message\":\n this.emit(\"data\", packet.data);\n this.emit(\"message\", packet.data);\n break;\n }\n } else {\n\n\n }\n }\n\n /**\n * Called upon handshake completion.\n *\n * @param {Object} handshake obj\n * @api private\n */\n onHandshake(data) {\n this.emit(\"handshake\", data);\n this.id = data.sid;\n this.transport.query.sid = data.sid;\n this.upgrades = this.filterUpgrades(data.upgrades);\n this.pingInterval = data.pingInterval;\n this.pingTimeout = data.pingTimeout;\n this.onOpen();\n // In case open handler closes socket\n if (\"closed\" === this.readyState) return;\n this.resetPingTimeout();\n }\n\n /**\n * Sets and resets ping timeout timer based on server pings.\n *\n * @api private\n */\n resetPingTimeout() {\n clearTimeout(this.pingTimeoutTimer);\n this.pingTimeoutTimer = setTimeout(() => {\n this.onClose(\"ping timeout\");\n }, this.pingInterval + this.pingTimeout);\n }\n\n /**\n * Called on `drain` event\n *\n * @api private\n */\n onDrain() {\n this.writeBuffer.splice(0, this.prevBufferLen);\n\n // setting prevBufferLen = 0 is very important\n // for example, when upgrading, upgrade packet is sent over,\n // and a nonzero prevBufferLen could cause problems on `drain`\n this.prevBufferLen = 0;\n\n if (0 === this.writeBuffer.length) {\n this.emit(\"drain\");\n } else {\n this.flush();\n }\n }\n\n /**\n * Flush write buffers.\n *\n * @api private\n */\n flush() {\n if (\n \"closed\" !== this.readyState &&\n this.transport.writable &&\n !this.upgrading &&\n this.writeBuffer.length\n ) {\n\n\n this.transport.send(this.writeBuffer);\n // keep track of current length of writeBuffer\n // splice writeBuffer and callbackBuffer on `drain`\n this.prevBufferLen = this.writeBuffer.length;\n this.emit(\"flush\");\n }\n }\n\n /**\n * Sends a message.\n *\n * @param {String} message.\n * @param {Function} callback function.\n * @param {Object} options.\n * @return {Socket} for chaining.\n * @api public\n */\n write(msg, options, fn) {\n this.sendPacket(\"message\", msg, options, fn);\n return this;\n }\n\n send(msg, options, fn) {\n this.sendPacket(\"message\", msg, options, fn);\n return this;\n }\n\n /**\n * Sends a packet.\n *\n * @param {String} packet type.\n * @param {String} data.\n * @param {Object} options.\n * @param {Function} callback function.\n * @api private\n */\n sendPacket(type, data, options, fn) {\n if (\"function\" === typeof data) {\n fn = data;\n data = undefined;\n }\n\n if (\"function\" === typeof options) {\n fn = options;\n options = null;\n }\n\n if (\"closing\" === this.readyState || \"closed\" === this.readyState) {\n return;\n }\n\n options = options || {};\n options.compress = false !== options.compress;\n\n const packet = {\n type: type,\n data: data,\n options: options\n };\n this.emit(\"packetCreate\", packet);\n this.writeBuffer.push(packet);\n if (fn) this.once(\"flush\", fn);\n this.flush();\n }\n\n /**\n * Closes the connection.\n *\n * @api private\n */\n close() {\n const self = this;\n\n if (\"opening\" === this.readyState || \"open\" === this.readyState) {\n this.readyState = \"closing\";\n\n if (this.writeBuffer.length) {\n this.once(\"drain\", function() {\n if (this.upgrading) {\n waitForUpgrade();\n } else {\n close();\n }\n });\n } else if (this.upgrading) {\n waitForUpgrade();\n } else {\n close();\n }\n }\n\n function close() {\n self.onClose(\"forced close\");\n\n\n self.transport.close();\n }\n\n function cleanupAndClose() {\n self.removeListener(\"upgrade\", cleanupAndClose);\n self.removeListener(\"upgradeError\", cleanupAndClose);\n close();\n }\n\n function waitForUpgrade() {\n // wait for upgrade to finish since we can't send packets while pausing a transport\n self.once(\"upgrade\", cleanupAndClose);\n self.once(\"upgradeError\", cleanupAndClose);\n }\n\n return this;\n }\n\n /**\n * Called upon transport error\n *\n * @api private\n */\n onError(err) {\n\n\n Socket.priorWebsocketSuccess = false;\n this.emit(\"error\", err);\n this.onClose(\"transport error\", err);\n }\n\n /**\n * Called upon transport close.\n *\n * @api private\n */\n onClose(reason, desc) {\n if (\n \"opening\" === this.readyState ||\n \"open\" === this.readyState ||\n \"closing\" === this.readyState\n ) {\n\n\n const self = this;\n\n // clear timers\n clearTimeout(this.pingIntervalTimer);\n clearTimeout(this.pingTimeoutTimer);\n\n // stop event from firing again for transport\n this.transport.removeAllListeners(\"close\");\n\n // ensure transport won't stay open\n this.transport.close();\n\n // ignore further transport communication\n this.transport.removeAllListeners();\n\n // set ready state\n this.readyState = \"closed\";\n\n // clear session id\n this.id = null;\n\n // emit close event\n this.emit(\"close\", reason, desc);\n\n // clean buffers after, so users can still\n // grab the buffers on `close` event\n self.writeBuffer = [];\n self.prevBufferLen = 0;\n }\n }\n\n /**\n * Filters upgrades, returning only those matching client transports.\n *\n * @param {Array} server upgrades\n * @api private\n *\n */\n filterUpgrades(upgrades) {\n const filteredUpgrades = [];\n let i = 0;\n const j = upgrades.length;\n for (; i < j; i++) {\n if (~this.transports.indexOf(upgrades[i]))\n filteredUpgrades.push(upgrades[i]);\n }\n return filteredUpgrades;\n }\n}\n\nSocket.priorWebsocketSuccess = false;\n\n/**\n * Protocol version.\n *\n * @api public\n */\n\nSocket.protocol = parser.protocol; // this is an int\n\nfunction clone(obj) {\n const o = {};\n for (let i in obj) {\n if (obj.hasOwnProperty(i)) {\n o[i] = obj[i];\n }\n }\n return o;\n}\n\nmodule.exports = Socket;\n","\n/**\n * Module exports.\n *\n * Logic borrowed from Modernizr:\n *\n * - https://github.com/Modernizr/Modernizr/blob/master/feature-detects/cors.js\n */\n\ntry {\n module.exports = typeof XMLHttpRequest !== 'undefined' &&\n 'withCredentials' in new XMLHttpRequest();\n} catch (err) {\n // if XMLHttp support is disabled in IE then it will throw\n // when trying to create\n module.exports = false;\n}\n","/* global attachEvent */\n\nconst XMLHttpRequest = require(\"xmlhttprequest-ssl\");\nconst Polling = require(\"./polling\");\nconst Emitter = require(\"component-emitter\");\nconst { pick } = require(\"../util\");\nconst globalThis = require(\"../globalThis\");\n\n\n\n\n/**\n * Empty function\n */\n\nfunction empty() {}\n\nconst hasXHR2 = (function() {\n const xhr = new XMLHttpRequest({ xdomain: false });\n return null != xhr.responseType;\n})();\n\nclass XHR extends Polling {\n /**\n * XHR Polling constructor.\n *\n * @param {Object} opts\n * @api public\n */\n constructor(opts) {\n super(opts);\n\n if (typeof location !== \"undefined\") {\n const isSSL = \"https:\" === location.protocol;\n let port = location.port;\n\n // some user agents have empty `location.port`\n if (!port) {\n port = isSSL ? 443 : 80;\n }\n\n this.xd =\n (typeof location !== \"undefined\" &&\n opts.hostname !== location.hostname) ||\n port !== opts.port;\n this.xs = opts.secure !== isSSL;\n }\n /**\n * XHR supports binary\n */\n const forceBase64 = opts && opts.forceBase64;\n this.supportsBinary = hasXHR2 && !forceBase64;\n }\n\n /**\n * Creates a request.\n *\n * @param {String} method\n * @api private\n */\n request(opts = {}) {\n Object.assign(opts, { xd: this.xd, xs: this.xs }, this.opts);\n return new Request(this.uri(), opts);\n }\n\n /**\n * Sends data.\n *\n * @param {String} data to send.\n * @param {Function} called upon flush.\n * @api private\n */\n doWrite(data, fn) {\n const req = this.request({\n method: \"POST\",\n data: data\n });\n const self = this;\n req.on(\"success\", fn);\n req.on(\"error\", function(err) {\n self.onError(\"xhr post error\", err);\n });\n }\n\n /**\n * Starts a poll cycle.\n *\n * @api private\n */\n doPoll() {\n\n\n const req = this.request();\n const self = this;\n req.on(\"data\", function(data) {\n self.onData(data);\n });\n req.on(\"error\", function(err) {\n self.onError(\"xhr poll error\", err);\n });\n this.pollXhr = req;\n }\n}\n\nclass Request extends Emitter {\n /**\n * Request constructor\n *\n * @param {Object} options\n * @api public\n */\n constructor(uri, opts) {\n super();\n this.opts = opts;\n\n this.method = opts.method || \"GET\";\n this.uri = uri;\n this.async = false !== opts.async;\n this.data = undefined !== opts.data ? opts.data : null;\n\n this.create();\n }\n\n /**\n * Creates the XHR object and sends the request.\n *\n * @api private\n */\n create() {\n const opts = pick(\n this.opts,\n \"agent\",\n \"enablesXDR\",\n \"pfx\",\n \"key\",\n \"passphrase\",\n \"cert\",\n \"ca\",\n \"ciphers\",\n \"rejectUnauthorized\"\n );\n opts.xdomain = !!this.opts.xd;\n opts.xscheme = !!this.opts.xs;\n\n const xhr = (this.xhr = new XMLHttpRequest(opts));\n const self = this;\n\n try {\n\n\n xhr.open(this.method, this.uri, this.async);\n try {\n if (this.opts.extraHeaders) {\n xhr.setDisableHeaderCheck && xhr.setDisableHeaderCheck(true);\n for (let i in this.opts.extraHeaders) {\n if (this.opts.extraHeaders.hasOwnProperty(i)) {\n xhr.setRequestHeader(i, this.opts.extraHeaders[i]);\n }\n }\n }\n } catch (e) {}\n\n if (\"POST\" === this.method) {\n try {\n xhr.setRequestHeader(\"Content-type\", \"text/plain;charset=UTF-8\");\n } catch (e) {}\n }\n\n try {\n xhr.setRequestHeader(\"Accept\", \"*/*\");\n } catch (e) {}\n\n // ie6 check\n if (\"withCredentials\" in xhr) {\n xhr.withCredentials = this.opts.withCredentials;\n }\n\n if (this.opts.requestTimeout) {\n xhr.timeout = this.opts.requestTimeout;\n }\n\n if (this.hasXDR()) {\n xhr.onload = function() {\n self.onLoad();\n };\n xhr.onerror = function() {\n self.onError(xhr.responseText);\n };\n } else {\n xhr.onreadystatechange = function() {\n if (4 !== xhr.readyState) return;\n if (200 === xhr.status || 1223 === xhr.status) {\n self.onLoad();\n } else {\n // make sure the `error` event handler that's user-set\n // does not throw in the same tick and gets caught here\n setTimeout(function() {\n self.onError(typeof xhr.status === \"number\" ? xhr.status : 0);\n }, 0);\n }\n };\n }\n\n\n\n xhr.send(this.data);\n } catch (e) {\n // Need to defer since .create() is called directly from the constructor\n // and thus the 'error' event can only be only bound *after* this exception\n // occurs. Therefore, also, we cannot throw here at all.\n setTimeout(function() {\n self.onError(e);\n }, 0);\n return;\n }\n\n if (typeof document !== \"undefined\") {\n this.index = Request.requestsCount++;\n Request.requests[this.index] = this;\n }\n }\n\n /**\n * Called upon successful response.\n *\n * @api private\n */\n onSuccess() {\n this.emit(\"success\");\n this.cleanup();\n }\n\n /**\n * Called if we have data.\n *\n * @api private\n */\n onData(data) {\n this.emit(\"data\", data);\n this.onSuccess();\n }\n\n /**\n * Called upon error.\n *\n * @api private\n */\n onError(err) {\n this.emit(\"error\", err);\n this.cleanup(true);\n }\n\n /**\n * Cleans up house.\n *\n * @api private\n */\n cleanup(fromError) {\n if (\"undefined\" === typeof this.xhr || null === this.xhr) {\n return;\n }\n // xmlhttprequest\n if (this.hasXDR()) {\n this.xhr.onload = this.xhr.onerror = empty;\n } else {\n this.xhr.onreadystatechange = empty;\n }\n\n if (fromError) {\n try {\n this.xhr.abort();\n } catch (e) {}\n }\n\n if (typeof document !== \"undefined\") {\n delete Request.requests[this.index];\n }\n\n this.xhr = null;\n }\n\n /**\n * Called upon load.\n *\n * @api private\n */\n onLoad() {\n const data = this.xhr.responseText;\n if (data !== null) {\n this.onData(data);\n }\n }\n\n /**\n * Check if it has XDomainRequest.\n *\n * @api private\n */\n hasXDR() {\n return typeof XDomainRequest !== \"undefined\" && !this.xs && this.enablesXDR;\n }\n\n /**\n * Aborts the request.\n *\n * @api public\n */\n abort() {\n this.cleanup();\n }\n}\n\n/**\n * Aborts pending requests when unloading the window. This is needed to prevent\n * memory leaks (e.g. when using IE) and to ensure that no spurious error is\n * emitted.\n */\n\nRequest.requestsCount = 0;\nRequest.requests = {};\n\nif (typeof document !== \"undefined\") {\n if (typeof attachEvent === \"function\") {\n attachEvent(\"onunload\", unloadHandler);\n } else if (typeof addEventListener === \"function\") {\n const terminationEvent = \"onpagehide\" in globalThis ? \"pagehide\" : \"unload\";\n addEventListener(terminationEvent, unloadHandler, false);\n }\n}\n\nfunction unloadHandler() {\n for (let i in Request.requests) {\n if (Request.requests.hasOwnProperty(i)) {\n Request.requests[i].abort();\n }\n }\n}\n\nmodule.exports = XHR;\nmodule.exports.Request = Request;\n","const { PACKET_TYPES } = require(\"./commons\");\n\nconst withNativeBlob =\n typeof Blob === \"function\" ||\n (typeof Blob !== \"undefined\" &&\n Object.prototype.toString.call(Blob) === \"[object BlobConstructor]\");\nconst withNativeArrayBuffer = typeof ArrayBuffer === \"function\";\n\n// ArrayBuffer.isView method is not defined in IE10\nconst isView = obj => {\n return typeof ArrayBuffer.isView === \"function\"\n ? ArrayBuffer.isView(obj)\n : obj && obj.buffer instanceof ArrayBuffer;\n};\n\nconst encodePacket = ({ type, data }, supportsBinary, callback) => {\n if (withNativeBlob && data instanceof Blob) {\n if (supportsBinary) {\n return callback(data);\n } else {\n return encodeBlobAsBase64(data, callback);\n }\n } else if (\n withNativeArrayBuffer &&\n (data instanceof ArrayBuffer || isView(data))\n ) {\n if (supportsBinary) {\n return callback(data instanceof ArrayBuffer ? data : data.buffer);\n } else {\n return encodeBlobAsBase64(new Blob([data]), callback);\n }\n }\n // plain string\n return callback(PACKET_TYPES[type] + (data || \"\"));\n};\n\nconst encodeBlobAsBase64 = (data, callback) => {\n const fileReader = new FileReader();\n fileReader.onload = function() {\n const content = fileReader.result.split(\",\")[1];\n callback(\"b\" + content);\n };\n return fileReader.readAsDataURL(data);\n};\n\nmodule.exports = encodePacket;\n","const { PACKET_TYPES_REVERSE, ERROR_PACKET } = require(\"./commons\");\n\nconst withNativeArrayBuffer = typeof ArrayBuffer === \"function\";\n\nlet base64decoder;\nif (withNativeArrayBuffer) {\n base64decoder = require(\"base64-arraybuffer\");\n}\n\nconst decodePacket = (encodedPacket, binaryType) => {\n if (typeof encodedPacket !== \"string\") {\n return {\n type: \"message\",\n data: mapBinary(encodedPacket, binaryType)\n };\n }\n const type = encodedPacket.charAt(0);\n if (type === \"b\") {\n return {\n type: \"message\",\n data: decodeBase64Packet(encodedPacket.substring(1), binaryType)\n };\n }\n const packetType = PACKET_TYPES_REVERSE[type];\n if (!packetType) {\n return ERROR_PACKET;\n }\n return encodedPacket.length > 1\n ? {\n type: PACKET_TYPES_REVERSE[type],\n data: encodedPacket.substring(1)\n }\n : {\n type: PACKET_TYPES_REVERSE[type]\n };\n};\n\nconst decodeBase64Packet = (data, binaryType) => {\n if (base64decoder) {\n const decoded = base64decoder.decode(data);\n return mapBinary(decoded, binaryType);\n } else {\n return { base64: true, data }; // fallback for old browsers\n }\n};\n\nconst mapBinary = (data, binaryType) => {\n switch (binaryType) {\n case \"blob\":\n return data instanceof ArrayBuffer ? new Blob([data]) : data;\n case \"arraybuffer\":\n default:\n return data; // assuming the data is already an ArrayBuffer\n }\n};\n\nmodule.exports = decodePacket;\n","/*\n * base64-arraybuffer\n * https://github.com/niklasvh/base64-arraybuffer\n *\n * Copyright (c) 2012 Niklas von Hertzen\n * Licensed under the MIT license.\n */\n(function(){\n \"use strict\";\n\n var chars = \"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/\";\n\n // Use a lookup table to find the index.\n var lookup = new Uint8Array(256);\n for (var i = 0; i < chars.length; i++) {\n lookup[chars.charCodeAt(i)] = i;\n }\n\n exports.encode = function(arraybuffer) {\n var bytes = new Uint8Array(arraybuffer),\n i, len = bytes.length, base64 = \"\";\n\n for (i = 0; i < len; i+=3) {\n base64 += chars[bytes[i] >> 2];\n base64 += chars[((bytes[i] & 3) << 4) | (bytes[i + 1] >> 4)];\n base64 += chars[((bytes[i + 1] & 15) << 2) | (bytes[i + 2] >> 6)];\n base64 += chars[bytes[i + 2] & 63];\n }\n\n if ((len % 3) === 2) {\n base64 = base64.substring(0, base64.length - 1) + \"=\";\n } else if (len % 3 === 1) {\n base64 = base64.substring(0, base64.length - 2) + \"==\";\n }\n\n return base64;\n };\n\n exports.decode = function(base64) {\n var bufferLength = base64.length * 0.75,\n len = base64.length, i, p = 0,\n encoded1, encoded2, encoded3, encoded4;\n\n if (base64[base64.length - 1] === \"=\") {\n bufferLength--;\n if (base64[base64.length - 2] === \"=\") {\n bufferLength--;\n }\n }\n\n var arraybuffer = new ArrayBuffer(bufferLength),\n bytes = new Uint8Array(arraybuffer);\n\n for (i = 0; i < len; i+=4) {\n encoded1 = lookup[base64.charCodeAt(i)];\n encoded2 = lookup[base64.charCodeAt(i+1)];\n encoded3 = lookup[base64.charCodeAt(i+2)];\n encoded4 = lookup[base64.charCodeAt(i+3)];\n\n bytes[p++] = (encoded1 << 2) | (encoded2 >> 4);\n bytes[p++] = ((encoded2 & 15) << 4) | (encoded3 >> 2);\n bytes[p++] = ((encoded3 & 3) << 6) | (encoded4 & 63);\n }\n\n return arraybuffer;\n };\n})();\n","const Polling = require(\"./polling\");\nconst globalThis = require(\"../globalThis\");\n\nconst rNewline = /\\n/g;\nconst rEscapedNewline = /\\\\n/g;\n\n/**\n * Global JSONP callbacks.\n */\n\nlet callbacks;\n\n/**\n * Noop.\n */\n\nfunction empty() {}\n\nclass JSONPPolling extends Polling {\n /**\n * JSONP Polling constructor.\n *\n * @param {Object} opts.\n * @api public\n */\n constructor(opts) {\n super(opts);\n\n this.query = this.query || {};\n\n // define global callbacks array if not present\n // we do this here (lazily) to avoid unneeded global pollution\n if (!callbacks) {\n // we need to consider multiple engines in the same page\n callbacks = globalThis.___eio = globalThis.___eio || [];\n }\n\n // callback identifier\n this.index = callbacks.length;\n\n // add callback to jsonp global\n const self = this;\n callbacks.push(function(msg) {\n self.onData(msg);\n });\n\n // append to query string\n this.query.j = this.index;\n\n // prevent spurious errors from being emitted when the window is unloaded\n if (typeof addEventListener === \"function\") {\n addEventListener(\n \"beforeunload\",\n function() {\n if (self.script) self.script.onerror = empty;\n },\n false\n );\n }\n }\n\n /**\n * JSONP only supports binary as base64 encoded strings\n */\n get supportsBinary() {\n return false;\n }\n\n /**\n * Closes the socket.\n *\n * @api private\n */\n doClose() {\n if (this.script) {\n this.script.parentNode.removeChild(this.script);\n this.script = null;\n }\n\n if (this.form) {\n this.form.parentNode.removeChild(this.form);\n this.form = null;\n this.iframe = null;\n }\n\n super.doClose();\n }\n\n /**\n * Starts a poll cycle.\n *\n * @api private\n */\n doPoll() {\n const self = this;\n const script = document.createElement(\"script\");\n\n if (this.script) {\n this.script.parentNode.removeChild(this.script);\n this.script = null;\n }\n\n script.async = true;\n script.src = this.uri();\n script.onerror = function(e) {\n self.onError(\"jsonp poll error\", e);\n };\n\n const insertAt = document.getElementsByTagName(\"script\")[0];\n if (insertAt) {\n insertAt.parentNode.insertBefore(script, insertAt);\n } else {\n (document.head || document.body).appendChild(script);\n }\n this.script = script;\n\n const isUAgecko =\n \"undefined\" !== typeof navigator && /gecko/i.test(navigator.userAgent);\n\n if (isUAgecko) {\n setTimeout(function() {\n const iframe = document.createElement(\"iframe\");\n document.body.appendChild(iframe);\n document.body.removeChild(iframe);\n }, 100);\n }\n }\n\n /**\n * Writes with a hidden iframe.\n *\n * @param {String} data to send\n * @param {Function} called upon flush.\n * @api private\n */\n doWrite(data, fn) {\n const self = this;\n let iframe;\n\n if (!this.form) {\n const form = document.createElement(\"form\");\n const area = document.createElement(\"textarea\");\n const id = (this.iframeId = \"eio_iframe_\" + this.index);\n\n form.className = \"socketio\";\n form.style.position = \"absolute\";\n form.style.top = \"-1000px\";\n form.style.left = \"-1000px\";\n form.target = id;\n form.method = \"POST\";\n form.setAttribute(\"accept-charset\", \"utf-8\");\n area.name = \"d\";\n form.appendChild(area);\n document.body.appendChild(form);\n\n this.form = form;\n this.area = area;\n }\n\n this.form.action = this.uri();\n\n function complete() {\n initIframe();\n fn();\n }\n\n function initIframe() {\n if (self.iframe) {\n try {\n self.form.removeChild(self.iframe);\n } catch (e) {\n self.onError(\"jsonp polling iframe removal error\", e);\n }\n }\n\n try {\n // ie6 dynamic iframes with target=\"\" support (thanks Chris Lambacher)\n const html = '<iframe src=\"javascript:0\" name=\"' + self.iframeId + '\">';\n iframe = document.createElement(html);\n } catch (e) {\n iframe = document.createElement(\"iframe\");\n iframe.name = self.iframeId;\n iframe.src = \"javascript:0\";\n }\n\n iframe.id = self.iframeId;\n\n self.form.appendChild(iframe);\n self.iframe = iframe;\n }\n\n initIframe();\n\n // escape \\n to prevent it from being converted into \\r\\n by some UAs\n // double escaping is required for escaped new lines because unescaping of new lines can be done safely on server-side\n data = data.replace(rEscapedNewline, \"\\\\\\n\");\n this.area.value = data.replace(rNewline, \"\\\\n\");\n\n try {\n this.form.submit();\n } catch (e) {}\n\n if (this.iframe.attachEvent) {\n this.iframe.onreadystatechange = function() {\n if (self.iframe.readyState === \"complete\") {\n complete();\n }\n };\n } else {\n this.iframe.onload = complete;\n }\n }\n}\n\nmodule.exports = JSONPPolling;\n","const Transport = require(\"../transport\");\nconst parser = require(\"engine.io-parser\");\nconst parseqs = require(\"parseqs\");\nconst yeast = require(\"yeast\");\nconst { pick } = require(\"../util\");\nconst {\n WebSocket,\n usingBrowserWebSocket,\n defaultBinaryType\n} = require(\"./websocket-constructor\");\n\n\n\n\n// detect ReactNative environment\nconst isReactNative =\n typeof navigator !== \"undefined\" &&\n typeof navigator.product === \"string\" &&\n navigator.product.toLowerCase() === \"reactnative\";\n\nclass WS extends Transport {\n /**\n * WebSocket transport constructor.\n *\n * @api {Object} connection options\n * @api public\n */\n constructor(opts) {\n super(opts);\n\n this.supportsBinary = !opts.forceBase64;\n }\n\n /**\n * Transport name.\n *\n * @api public\n */\n get name() {\n return \"websocket\";\n }\n\n /**\n * Opens socket.\n *\n * @api private\n */\n doOpen() {\n if (!this.check()) {\n // let probe timeout\n return;\n }\n\n const uri = this.uri();\n const protocols = this.opts.protocols;\n\n // React Native only supports the 'headers' option, and will print a warning if anything else is passed\n const opts = isReactNative\n ? {}\n : pick(\n this.opts,\n \"agent\",\n \"perMessageDeflate\",\n \"pfx\",\n \"key\",\n \"passphrase\",\n \"cert\",\n \"ca\",\n \"ciphers\",\n \"rejectUnauthorized\",\n \"localAddress\"\n );\n\n if (this.opts.extraHeaders) {\n opts.headers = this.opts.extraHeaders;\n }\n\n try {\n this.ws =\n usingBrowserWebSocket && !isReactNative\n ? protocols\n ? new WebSocket(uri, protocols)\n : new WebSocket(uri)\n : new WebSocket(uri, protocols, opts);\n } catch (err) {\n return this.emit(\"error\", err);\n }\n\n this.ws.binaryType = this.socket.binaryType || defaultBinaryType;\n\n this.addEventListeners();\n }\n\n /**\n * Adds event listeners to the socket\n *\n * @api private\n */\n addEventListeners() {\n const self = this;\n\n this.ws.onopen = function() {\n self.onOpen();\n };\n this.ws.onclose = function() {\n self.onClose();\n };\n this.ws.onmessage = function(ev) {\n self.onData(ev.data);\n };\n this.ws.onerror = function(e) {\n self.onError(\"websocket error\", e);\n };\n }\n\n /**\n * Writes data to socket.\n *\n * @param {Array} array of packets.\n * @api private\n */\n write(packets) {\n const self = this;\n this.writable = false;\n\n // encodePacket efficient as it uses WS framing\n // no need for encodePayload\n let total = packets.length;\n let i = 0;\n const l = total;\n for (; i < l; i++) {\n (function(packet) {\n parser.encodePacket(packet, self.supportsBinary, function(data) {\n // always create a new object (GH-437)\n const opts = {};\n if (!usingBrowserWebSocket) {\n if (packet.options) {\n opts.compress = packet.options.compress;\n }\n\n if (self.opts.perMessageDeflate) {\n const len =\n \"string\" === typeof data\n ? Buffer.byteLength(data)\n : data.length;\n if (len < self.opts.perMessageDeflate.threshold) {\n opts.compress = false;\n }\n }\n }\n\n // Sometimes the websocket has already been closed but the browser didn't\n // have a chance of informing us about it yet, in that case send will\n // throw an error\n try {\n if (usingBrowserWebSocket) {\n // TypeError is thrown when passing the second argument on Safari\n self.ws.send(data);\n } else {\n self.ws.send(data, opts);\n }\n } catch (e) {\n\n\n }\n\n --total || done();\n });\n })(packets[i]);\n }\n\n function done() {\n self.emit(\"flush\");\n\n // fake drain\n // defer to next tick to allow Socket to clear writeBuffer\n setTimeout(function() {\n self.writable = true;\n self.emit(\"drain\");\n }, 0);\n }\n }\n\n /**\n * Called upon close\n *\n * @api private\n */\n onClose() {\n Transport.prototype.onClose.call(this);\n }\n\n /**\n * Closes socket.\n *\n * @api private\n */\n doClose() {\n if (typeof this.ws !== \"undefined\") {\n this.ws.close();\n }\n }\n\n /**\n * Generates uri for connection.\n *\n * @api private\n */\n uri() {\n let query = this.query || {};\n const schema = this.opts.secure ? \"wss\" : \"ws\";\n let port = \"\";\n\n // avoid port if default for schema\n if (\n this.opts.port &&\n ((\"wss\" === schema && Number(this.opts.port) !== 443) ||\n (\"ws\" === schema && Number(this.opts.port) !== 80))\n ) {\n port = \":\" + this.opts.port;\n }\n\n // append timestamp to URI\n if (this.opts.timestampRequests) {\n query[this.opts.timestampParam] = yeast();\n }\n\n // communicate binary support capabilities\n if (!this.supportsBinary) {\n query.b64 = 1;\n }\n\n query = parseqs.encode(query);\n\n // prepend ? to query\n if (query.length) {\n query = \"?\" + query;\n }\n\n const ipv6 = this.opts.hostname.indexOf(\":\") !== -1;\n return (\n schema +\n \"://\" +\n (ipv6 ? \"[\" + this.opts.hostname + \"]\" : this.opts.hostname) +\n port +\n this.opts.path +\n query\n );\n }\n\n /**\n * Feature detection for WebSocket.\n *\n * @return {Boolean} whether this transport is available.\n * @api public\n */\n check() {\n return (\n !!WebSocket &&\n !(\"__initialize\" in WebSocket && this.name === WS.prototype.name)\n );\n }\n}\n\nmodule.exports = WS;\n","const globalThis = require(\"../globalThis\");\n\nmodule.exports = {\n WebSocket: globalThis.WebSocket || globalThis.MozWebSocket,\n usingBrowserWebSocket: true,\n defaultBinaryType: \"arraybuffer\"\n};\n","\"use strict\";\nObject.defineProperty(exports, \"__esModule\", { value: true });\nexports.reconstructPacket = exports.deconstructPacket = void 0;\nconst is_binary_1 = require(\"./is-binary\");\n/**\n * Replaces every Buffer | ArrayBuffer | Blob | File in packet with a numbered placeholder.\n *\n * @param {Object} packet - socket.io event packet\n * @return {Object} with deconstructed packet and list of buffers\n * @public\n */\nfunction deconstructPacket(packet) {\n const buffers = [];\n const packetData = packet.data;\n const pack = packet;\n pack.data = _deconstructPacket(packetData, buffers);\n pack.attachments = buffers.length; // number of binary 'attachments'\n return { packet: pack, buffers: buffers };\n}\nexports.deconstructPacket = deconstructPacket;\nfunction _deconstructPacket(data, buffers) {\n if (!data)\n return data;\n if (is_binary_1.isBinary(data)) {\n const placeholder = { _placeholder: true, num: buffers.length };\n buffers.push(data);\n return placeholder;\n }\n else if (Array.isArray(data)) {\n const newData = new Array(data.length);\n for (let i = 0; i < data.length; i++) {\n newData[i] = _deconstructPacket(data[i], buffers);\n }\n return newData;\n }\n else if (typeof data === \"object\" && !(data instanceof Date)) {\n const newData = {};\n for (const key in data) {\n if (data.hasOwnProperty(key)) {\n newData[key] = _deconstructPacket(data[key], buffers);\n }\n }\n return newData;\n }\n return data;\n}\n/**\n * Reconstructs a binary packet from its placeholder packet and buffers\n *\n * @param {Object} packet - event packet with placeholders\n * @param {Array} buffers - binary buffers to put in placeholder positions\n * @return {Object} reconstructed packet\n * @public\n */\nfunction reconstructPacket(packet, buffers) {\n packet.data = _reconstructPacket(packet.data, buffers);\n packet.attachments = undefined; // no longer useful\n return packet;\n}\nexports.reconstructPacket = reconstructPacket;\nfunction _reconstructPacket(data, buffers) {\n if (!data)\n return data;\n if (data && data._placeholder) {\n return buffers[data.num]; // appropriate buffer (should be natural order anyway)\n }\n else if (Array.isArray(data)) {\n for (let i = 0; i < data.length; i++) {\n data[i] = _reconstructPacket(data[i], buffers);\n }\n }\n else if (typeof data === \"object\") {\n for (const key in data) {\n if (data.hasOwnProperty(key)) {\n data[key] = _reconstructPacket(data[key], buffers);\n }\n }\n }\n return data;\n}\n","\n/**\n * Expose `Backoff`.\n */\n\nmodule.exports = Backoff;\n\n/**\n * Initialize backoff timer with `opts`.\n *\n * - `min` initial timeout in milliseconds [100]\n * - `max` max timeout [10000]\n * - `jitter` [0]\n * - `factor` [2]\n *\n * @param {Object} opts\n * @api public\n */\n\nfunction Backoff(opts) {\n opts = opts || {};\n this.ms = opts.min || 100;\n this.max = opts.max || 10000;\n this.factor = opts.factor || 2;\n this.jitter = opts.jitter > 0 && opts.jitter <= 1 ? opts.jitter : 0;\n this.attempts = 0;\n}\n\n/**\n * Return the backoff duration.\n *\n * @return {Number}\n * @api public\n */\n\nBackoff.prototype.duration = function(){\n var ms = this.ms * Math.pow(this.factor, this.attempts++);\n if (this.jitter) {\n var rand = Math.random();\n var deviation = Math.floor(rand * this.jitter * ms);\n ms = (Math.floor(rand * 10) & 1) == 0 ? ms - deviation : ms + deviation;\n }\n return Math.min(ms, this.max) | 0;\n};\n\n/**\n * Reset the number of attempts.\n *\n * @api public\n */\n\nBackoff.prototype.reset = function(){\n this.attempts = 0;\n};\n\n/**\n * Set the minimum duration\n *\n * @api public\n */\n\nBackoff.prototype.setMin = function(min){\n this.ms = min;\n};\n\n/**\n * Set the maximum duration\n *\n * @api public\n */\n\nBackoff.prototype.setMax = function(max){\n this.max = max;\n};\n\n/**\n * Set the jitter\n *\n * @api public\n */\n\nBackoff.prototype.setJitter = function(jitter){\n this.jitter = jitter;\n};\n\n"],"sourceRoot":""}
\ No newline at end of file
diff --git a/novnc/vnc.html b/novnc/vnc.html
index 68bc1e965b007bfd43bd89a949ecead562629e1f..4f27970d173fb9e3466ea58e3d45187c096092bf 100644
--- a/novnc/vnc.html
+++ b/novnc/vnc.html
@@ -86,7 +86,7 @@
<!-- janus camera receiver -->
<script type="text/javascript" src="app/adapter.min.js"></script>
<script type="text/javascript" src="app/janus.js"></script>
- <script type="text/javascript" src="app/socket.io.js"></script>
+ <script type="text/javascript" src="app/socket.io.min.js"></script>
<script type="text/javascript" src="app/camera-receiver.js"></script>
<link rel="stylesheet" href="app/styles/camera-receiver.css">
<!-- end janus camera receiver -->
diff --git a/sender/camera-sender.html b/sender/camera-sender.html
index 76f7c0707a66ce9eadedc69334d24c0cb0802af5..5c60e0469be9e45fb3848cc3c6d495619b514412 100644
--- a/sender/camera-sender.html
+++ b/sender/camera-sender.html
@@ -3,7 +3,7 @@
<title>Camera Sender</title>
<script type="text/javascript" src="adapter.min.js"></script>
<script type="text/javascript" src="janus.js"></script>
- <script type="text/javascript" src="socket.io.js"></script>
+ <script type="text/javascript" src="socket.io.min.js"></script>
<script type="text/javascript" src="camera-sender.js"></script>
<link rel="stylesheet" href="camera-sender.css">
</head>
diff --git a/sender/socket.io.js b/sender/socket.io.js
deleted file mode 100644
index 8bc57f97291ba04381360b81ff575c736b39cfb8..0000000000000000000000000000000000000000
--- a/sender/socket.io.js
+++ /dev/null
@@ -1,6129 +0,0 @@
-/*!
- * Socket.IO v3.0.4
- * (c) 2014-2020 Guillermo Rauch
- * Released under the MIT License.
- */
-(function webpackUniversalModuleDefinition(root, factory) {
- if(typeof exports === 'object' && typeof module === 'object')
- module.exports = factory();
- else if(typeof define === 'function' && define.amd)
- define([], factory);
- else if(typeof exports === 'object')
- exports["io"] = factory();
- else
- root["io"] = factory();
-})((() => {
- if (typeof self !== 'undefined') {
- return self;
- } else if (typeof window !== 'undefined') {
- return window;
- } else if (typeof global !== 'undefined') {
- return global;
- } else {
- return Function('return this')();
- }
- })(), function() {
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-/******/ }
-/******/ Object.defineProperty(exports, '__esModule', { value: true });
-/******/ };
-/******/
-/******/ // create a fake namespace object
-/******/ // mode & 1: value is a module id, require it
-/******/ // mode & 2: merge all properties of value into the ns
-/******/ // mode & 4: return value when already ns object
-/******/ // mode & 8|1: behave like require
-/******/ __webpack_require__.t = function(value, mode) {
-/******/ if(mode & 1) value = __webpack_require__(value);
-/******/ if(mode & 8) return value;
-/******/ if((mode & 4) && typeof value === 'object' && value && value.__esModule) return value;
-/******/ var ns = Object.create(null);
-/******/ __webpack_require__.r(ns);
-/******/ Object.defineProperty(ns, 'default', { enumerable: true, value: value });
-/******/ if(mode & 2 && typeof value != 'string') for(var key in value) __webpack_require__.d(ns, key, function(key) { return value[key]; }.bind(null, key));
-/******/ return ns;
-/******/ };
-/******/
-/******/ // getDefaultExport function for compatibility with non-harmony modules
-/******/ __webpack_require__.n = function(module) {
-/******/ var getter = module && module.__esModule ?
-/******/ function getDefault() { return module['default']; } :
-/******/ function getModuleExports() { return module; };
-/******/ __webpack_require__.d(getter, 'a', getter);
-/******/ return getter;
-/******/ };
-/******/
-/******/ // Object.prototype.hasOwnProperty.call
-/******/ __webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };
-/******/
-/******/ // __webpack_public_path__
-/******/ __webpack_require__.p = "";
-/******/
-/******/
-/******/ // Load entry module and return exports
-/******/ return __webpack_require__(__webpack_require__.s = "./build/index.js");
-/******/ })
-/************************************************************************/
-/******/ ({
-
-/***/ "./build/index.js":
-/*!************************!*\
- !*** ./build/index.js ***!
- \************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-Object.defineProperty(exports, "__esModule", {
- value: true
-});
-exports.Socket = exports.io = exports.Manager = exports.protocol = void 0;
-
-var url_1 = __webpack_require__(/*! ./url */ "./build/url.js");
-
-var manager_1 = __webpack_require__(/*! ./manager */ "./build/manager.js");
-
-var socket_1 = __webpack_require__(/*! ./socket */ "./build/socket.js");
-
-Object.defineProperty(exports, "Socket", {
- enumerable: true,
- get: function get() {
- return socket_1.Socket;
- }
-});
-
-var debug = __webpack_require__(/*! debug */ "./node_modules/debug/src/browser.js")("socket.io-client");
-/**
- * Module exports.
- */
-
-
-module.exports = exports = lookup;
-/**
- * Managers cache.
- */
-
-var cache = exports.managers = {};
-
-function lookup(uri, opts) {
- if (_typeof(uri) === "object") {
- opts = uri;
- uri = undefined;
- }
-
- opts = opts || {};
- var parsed = url_1.url(uri);
- var source = parsed.source;
- var id = parsed.id;
- var path = parsed.path;
- var sameNamespace = cache[id] && path in cache[id]["nsps"];
- var newConnection = opts.forceNew || opts["force new connection"] || false === opts.multiplex || sameNamespace;
- var io;
-
- if (newConnection) {
- debug("ignoring socket cache for %s", source);
- io = new manager_1.Manager(source, opts);
- } else {
- if (!cache[id]) {
- debug("new io instance for %s", source);
- cache[id] = new manager_1.Manager(source, opts);
- }
-
- io = cache[id];
- }
-
- if (parsed.query && !opts.query) {
- opts.query = parsed.query;
- }
-
- return io.socket(parsed.path, opts);
-}
-
-exports.io = lookup;
-/**
- * Protocol version.
- *
- * @public
- */
-
-var socket_io_parser_1 = __webpack_require__(/*! socket.io-parser */ "./node_modules/socket.io-parser/dist/index.js");
-
-Object.defineProperty(exports, "protocol", {
- enumerable: true,
- get: function get() {
- return socket_io_parser_1.protocol;
- }
-});
-/**
- * `connect`.
- *
- * @param {String} uri
- * @public
- */
-
-exports.connect = lookup;
-/**
- * Expose constructors for standalone build.
- *
- * @public
- */
-
-var manager_2 = __webpack_require__(/*! ./manager */ "./build/manager.js");
-
-Object.defineProperty(exports, "Manager", {
- enumerable: true,
- get: function get() {
- return manager_2.Manager;
- }
-});
-
-/***/ }),
-
-/***/ "./build/manager.js":
-/*!**************************!*\
- !*** ./build/manager.js ***!
- \**************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
-
-function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
-
-function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
-
-function _get(target, property, receiver) { if (typeof Reflect !== "undefined" && Reflect.get) { _get = Reflect.get; } else { _get = function _get(target, property, receiver) { var base = _superPropBase(target, property); if (!base) return; var desc = Object.getOwnPropertyDescriptor(base, property); if (desc.get) { return desc.get.call(receiver); } return desc.value; }; } return _get(target, property, receiver || target); }
-
-function _superPropBase(object, property) { while (!Object.prototype.hasOwnProperty.call(object, property)) { object = _getPrototypeOf(object); if (object === null) break; } return object; }
-
-function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
-
-function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
-
-function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
-
-function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
-
-function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
-
-function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }
-
-function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
-
-Object.defineProperty(exports, "__esModule", {
- value: true
-});
-exports.Manager = void 0;
-
-var eio = __webpack_require__(/*! engine.io-client */ "./node_modules/engine.io-client/lib/index.js");
-
-var socket_1 = __webpack_require__(/*! ./socket */ "./build/socket.js");
-
-var Emitter = __webpack_require__(/*! component-emitter */ "./node_modules/component-emitter/index.js");
-
-var parser = __webpack_require__(/*! socket.io-parser */ "./node_modules/socket.io-parser/dist/index.js");
-
-var on_1 = __webpack_require__(/*! ./on */ "./build/on.js");
-
-var bind = __webpack_require__(/*! component-bind */ "./node_modules/component-bind/index.js");
-
-var Backoff = __webpack_require__(/*! backo2 */ "./node_modules/backo2/index.js");
-
-var debug = __webpack_require__(/*! debug */ "./node_modules/debug/src/browser.js")("socket.io-client:manager");
-
-var Manager = /*#__PURE__*/function (_Emitter) {
- _inherits(Manager, _Emitter);
-
- var _super = _createSuper(Manager);
-
- function Manager(uri, opts) {
- var _this;
-
- _classCallCheck(this, Manager);
-
- _this = _super.call(this);
- _this.nsps = {};
- _this.subs = [];
-
- if (uri && "object" === _typeof(uri)) {
- opts = uri;
- uri = undefined;
- }
-
- opts = opts || {};
- opts.path = opts.path || "/socket.io";
- _this.opts = opts;
-
- _this.reconnection(opts.reconnection !== false);
-
- _this.reconnectionAttempts(opts.reconnectionAttempts || Infinity);
-
- _this.reconnectionDelay(opts.reconnectionDelay || 1000);
-
- _this.reconnectionDelayMax(opts.reconnectionDelayMax || 5000);
-
- _this.randomizationFactor(opts.randomizationFactor || 0.5);
-
- _this.backoff = new Backoff({
- min: _this.reconnectionDelay(),
- max: _this.reconnectionDelayMax(),
- jitter: _this.randomizationFactor()
- });
-
- _this.timeout(null == opts.timeout ? 20000 : opts.timeout);
-
- _this._readyState = "closed";
- _this.uri = uri;
-
- var _parser = opts.parser || parser;
-
- _this.encoder = new _parser.Encoder();
- _this.decoder = new _parser.Decoder();
- _this._autoConnect = opts.autoConnect !== false;
- if (_this._autoConnect) _this.open();
- return _this;
- }
-
- _createClass(Manager, [{
- key: "reconnection",
- value: function reconnection(v) {
- if (!arguments.length) return this._reconnection;
- this._reconnection = !!v;
- return this;
- }
- }, {
- key: "reconnectionAttempts",
- value: function reconnectionAttempts(v) {
- if (v === undefined) return this._reconnectionAttempts;
- this._reconnectionAttempts = v;
- return this;
- }
- }, {
- key: "reconnectionDelay",
- value: function reconnectionDelay(v) {
- var _a;
-
- if (v === undefined) return this._reconnectionDelay;
- this._reconnectionDelay = v;
- (_a = this.backoff) === null || _a === void 0 ? void 0 : _a.setMin(v);
- return this;
- }
- }, {
- key: "randomizationFactor",
- value: function randomizationFactor(v) {
- var _a;
-
- if (v === undefined) return this._randomizationFactor;
- this._randomizationFactor = v;
- (_a = this.backoff) === null || _a === void 0 ? void 0 : _a.setJitter(v);
- return this;
- }
- }, {
- key: "reconnectionDelayMax",
- value: function reconnectionDelayMax(v) {
- var _a;
-
- if (v === undefined) return this._reconnectionDelayMax;
- this._reconnectionDelayMax = v;
- (_a = this.backoff) === null || _a === void 0 ? void 0 : _a.setMax(v);
- return this;
- }
- }, {
- key: "timeout",
- value: function timeout(v) {
- if (!arguments.length) return this._timeout;
- this._timeout = v;
- return this;
- }
- /**
- * Starts trying to reconnect if reconnection is enabled and we have not
- * started reconnecting yet
- *
- * @private
- */
-
- }, {
- key: "maybeReconnectOnOpen",
- value: function maybeReconnectOnOpen() {
- // Only try to reconnect if it's the first time we're connecting
- if (!this._reconnecting && this._reconnection && this.backoff.attempts === 0) {
- // keeps reconnection from firing twice for the same reconnection loop
- this.reconnect();
- }
- }
- /**
- * Sets the current transport `socket`.
- *
- * @param {Function} fn - optional, callback
- * @return self
- * @public
- */
-
- }, {
- key: "open",
- value: function open(fn) {
- var _this2 = this;
-
- debug("readyState %s", this._readyState);
- if (~this._readyState.indexOf("open")) return this;
- debug("opening %s", this.uri);
- this.engine = eio(this.uri, this.opts);
- var socket = this.engine;
- var self = this;
- this._readyState = "opening";
- this.skipReconnect = false; // emit `open`
-
- var openSub = on_1.on(socket, "open", function () {
- self.onopen();
- fn && fn();
- }); // emit `error`
-
- var errorSub = on_1.on(socket, "error", function (err) {
- debug("error");
- self.cleanup();
- self._readyState = "closed";
-
- _get(_getPrototypeOf(Manager.prototype), "emit", _this2).call(_this2, "error", err);
-
- if (fn) {
- fn(err);
- } else {
- // Only do this if there is no fn to handle the error
- self.maybeReconnectOnOpen();
- }
- });
-
- if (false !== this._timeout) {
- var timeout = this._timeout;
- debug("connect attempt will timeout after %d", timeout);
-
- if (timeout === 0) {
- openSub.destroy(); // prevents a race condition with the 'open' event
- } // set timer
-
-
- var timer = setTimeout(function () {
- debug("connect attempt timed out after %d", timeout);
- openSub.destroy();
- socket.close();
- socket.emit("error", new Error("timeout"));
- }, timeout);
- this.subs.push({
- destroy: function destroy() {
- clearTimeout(timer);
- }
- });
- }
-
- this.subs.push(openSub);
- this.subs.push(errorSub);
- return this;
- }
- /**
- * Alias for open()
- *
- * @return {Manager} self
- * @public
- */
-
- }, {
- key: "connect",
- value: function connect(fn) {
- return this.open(fn);
- }
- /**
- * Called upon transport open.
- *
- * @private
- */
-
- }, {
- key: "onopen",
- value: function onopen() {
- debug("open"); // clear old subs
-
- this.cleanup(); // mark as open
-
- this._readyState = "open";
-
- _get(_getPrototypeOf(Manager.prototype), "emit", this).call(this, "open"); // add new subs
-
-
- var socket = this.engine;
- this.subs.push(on_1.on(socket, "data", bind(this, "ondata")), on_1.on(socket, "ping", bind(this, "onping")), on_1.on(socket, "error", bind(this, "onerror")), on_1.on(socket, "close", bind(this, "onclose")), on_1.on(this.decoder, "decoded", bind(this, "ondecoded")));
- }
- /**
- * Called upon a ping.
- *
- * @private
- */
-
- }, {
- key: "onping",
- value: function onping() {
- _get(_getPrototypeOf(Manager.prototype), "emit", this).call(this, "ping");
- }
- /**
- * Called with data.
- *
- * @private
- */
-
- }, {
- key: "ondata",
- value: function ondata(data) {
- this.decoder.add(data);
- }
- /**
- * Called when parser fully decodes a packet.
- *
- * @private
- */
-
- }, {
- key: "ondecoded",
- value: function ondecoded(packet) {
- _get(_getPrototypeOf(Manager.prototype), "emit", this).call(this, "packet", packet);
- }
- /**
- * Called upon socket error.
- *
- * @private
- */
-
- }, {
- key: "onerror",
- value: function onerror(err) {
- debug("error", err);
-
- _get(_getPrototypeOf(Manager.prototype), "emit", this).call(this, "error", err);
- }
- /**
- * Creates a new socket for the given `nsp`.
- *
- * @return {Socket}
- * @public
- */
-
- }, {
- key: "socket",
- value: function socket(nsp, opts) {
- var socket = this.nsps[nsp];
-
- if (!socket) {
- socket = new socket_1.Socket(this, nsp, opts);
- this.nsps[nsp] = socket;
- }
-
- return socket;
- }
- /**
- * Called upon a socket close.
- *
- * @param socket
- * @private
- */
-
- }, {
- key: "_destroy",
- value: function _destroy(socket) {
- var nsps = Object.keys(this.nsps);
-
- for (var _i = 0, _nsps = nsps; _i < _nsps.length; _i++) {
- var nsp = _nsps[_i];
- var _socket = this.nsps[nsp];
-
- if (_socket.active) {
- debug("socket %s is still active, skipping close", nsp);
- return;
- }
- }
-
- this._close();
- }
- /**
- * Writes a packet.
- *
- * @param packet
- * @private
- */
-
- }, {
- key: "_packet",
- value: function _packet(packet) {
- debug("writing packet %j", packet);
- if (packet.query && packet.type === 0) packet.nsp += "?" + packet.query;
- var encodedPackets = this.encoder.encode(packet);
-
- for (var i = 0; i < encodedPackets.length; i++) {
- this.engine.write(encodedPackets[i], packet.options);
- }
- }
- /**
- * Clean up transport subscriptions and packet buffer.
- *
- * @private
- */
-
- }, {
- key: "cleanup",
- value: function cleanup() {
- debug("cleanup");
- var subsLength = this.subs.length;
-
- for (var i = 0; i < subsLength; i++) {
- var sub = this.subs.shift();
- sub.destroy();
- }
-
- this.decoder.destroy();
- }
- /**
- * Close the current socket.
- *
- * @private
- */
-
- }, {
- key: "_close",
- value: function _close() {
- debug("disconnect");
- this.skipReconnect = true;
- this._reconnecting = false;
-
- if ("opening" === this._readyState) {
- // `onclose` will not fire because
- // an open event never happened
- this.cleanup();
- }
-
- this.backoff.reset();
- this._readyState = "closed";
- if (this.engine) this.engine.close();
- }
- /**
- * Alias for close()
- *
- * @private
- */
-
- }, {
- key: "disconnect",
- value: function disconnect() {
- return this._close();
- }
- /**
- * Called upon engine close.
- *
- * @private
- */
-
- }, {
- key: "onclose",
- value: function onclose(reason) {
- debug("onclose");
- this.cleanup();
- this.backoff.reset();
- this._readyState = "closed";
-
- _get(_getPrototypeOf(Manager.prototype), "emit", this).call(this, "close", reason);
-
- if (this._reconnection && !this.skipReconnect) {
- this.reconnect();
- }
- }
- /**
- * Attempt a reconnection.
- *
- * @private
- */
-
- }, {
- key: "reconnect",
- value: function reconnect() {
- var _this3 = this;
-
- if (this._reconnecting || this.skipReconnect) return this;
- var self = this;
-
- if (this.backoff.attempts >= this._reconnectionAttempts) {
- debug("reconnect failed");
- this.backoff.reset();
-
- _get(_getPrototypeOf(Manager.prototype), "emit", this).call(this, "reconnect_failed");
-
- this._reconnecting = false;
- } else {
- var delay = this.backoff.duration();
- debug("will wait %dms before reconnect attempt", delay);
- this._reconnecting = true;
- var timer = setTimeout(function () {
- if (self.skipReconnect) return;
- debug("attempting reconnect");
-
- _get(_getPrototypeOf(Manager.prototype), "emit", _this3).call(_this3, "reconnect_attempt", self.backoff.attempts); // check again for the case socket closed in above events
-
-
- if (self.skipReconnect) return;
- self.open(function (err) {
- if (err) {
- debug("reconnect attempt error");
- self._reconnecting = false;
- self.reconnect();
-
- _get(_getPrototypeOf(Manager.prototype), "emit", _this3).call(_this3, "reconnect_error", err);
- } else {
- debug("reconnect success");
- self.onreconnect();
- }
- });
- }, delay);
- this.subs.push({
- destroy: function destroy() {
- clearTimeout(timer);
- }
- });
- }
- }
- /**
- * Called upon successful reconnect.
- *
- * @private
- */
-
- }, {
- key: "onreconnect",
- value: function onreconnect() {
- var attempt = this.backoff.attempts;
- this._reconnecting = false;
- this.backoff.reset();
-
- _get(_getPrototypeOf(Manager.prototype), "emit", this).call(this, "reconnect", attempt);
- }
- }]);
-
- return Manager;
-}(Emitter);
-
-exports.Manager = Manager;
-
-/***/ }),
-
-/***/ "./build/on.js":
-/*!*********************!*\
- !*** ./build/on.js ***!
- \*********************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-Object.defineProperty(exports, "__esModule", {
- value: true
-});
-exports.on = void 0;
-
-function on(obj, ev, fn) {
- obj.on(ev, fn);
- return {
- destroy: function destroy() {
- obj.off(ev, fn);
- }
- };
-}
-
-exports.on = on;
-
-/***/ }),
-
-/***/ "./build/socket.js":
-/*!*************************!*\
- !*** ./build/socket.js ***!
- \*************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-function _createForOfIteratorHelper(o, allowArrayLike) { var it; if (typeof Symbol === "undefined" || o[Symbol.iterator] == null) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e) { throw _e; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = o[Symbol.iterator](); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e2) { didErr = true; err = _e2; }, f: function f() { try { if (!normalCompletion && it["return"] != null) it["return"](); } finally { if (didErr) throw err; } } }; }
-
-function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
-
-function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }
-
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
-
-function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
-
-function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
-
-function _get(target, property, receiver) { if (typeof Reflect !== "undefined" && Reflect.get) { _get = Reflect.get; } else { _get = function _get(target, property, receiver) { var base = _superPropBase(target, property); if (!base) return; var desc = Object.getOwnPropertyDescriptor(base, property); if (desc.get) { return desc.get.call(receiver); } return desc.value; }; } return _get(target, property, receiver || target); }
-
-function _superPropBase(object, property) { while (!Object.prototype.hasOwnProperty.call(object, property)) { object = _getPrototypeOf(object); if (object === null) break; } return object; }
-
-function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
-
-function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
-
-function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
-
-function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
-
-function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
-
-function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }
-
-function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
-
-Object.defineProperty(exports, "__esModule", {
- value: true
-});
-exports.Socket = void 0;
-
-var socket_io_parser_1 = __webpack_require__(/*! socket.io-parser */ "./node_modules/socket.io-parser/dist/index.js");
-
-var Emitter = __webpack_require__(/*! component-emitter */ "./node_modules/component-emitter/index.js");
-
-var on_1 = __webpack_require__(/*! ./on */ "./build/on.js");
-
-var bind = __webpack_require__(/*! component-bind */ "./node_modules/component-bind/index.js");
-
-var debug = __webpack_require__(/*! debug */ "./node_modules/debug/src/browser.js")("socket.io-client:socket");
-/**
- * Internal events.
- * These events can't be emitted by the user.
- */
-
-
-var RESERVED_EVENTS = Object.freeze({
- connect: 1,
- connect_error: 1,
- disconnect: 1,
- disconnecting: 1,
- // EventEmitter reserved events: https://nodejs.org/api/events.html#events_event_newlistener
- newListener: 1,
- removeListener: 1
-});
-
-var Socket = /*#__PURE__*/function (_Emitter) {
- _inherits(Socket, _Emitter);
-
- var _super = _createSuper(Socket);
-
- /**
- * `Socket` constructor.
- *
- * @public
- */
- function Socket(io, nsp, opts) {
- var _this;
-
- _classCallCheck(this, Socket);
-
- _this = _super.call(this);
- _this.ids = 0;
- _this.acks = {};
- _this.receiveBuffer = [];
- _this.sendBuffer = [];
- _this.flags = {};
- _this.io = io;
- _this.nsp = nsp;
- _this.ids = 0;
- _this.acks = {};
- _this.receiveBuffer = [];
- _this.sendBuffer = [];
- _this.connected = false;
- _this.disconnected = true;
- _this.flags = {};
-
- if (opts && opts.auth) {
- _this.auth = opts.auth;
- }
-
- if (_this.io._autoConnect) _this.open();
- return _this;
- }
- /**
- * Subscribe to open, close and packet events
- *
- * @private
- */
-
-
- _createClass(Socket, [{
- key: "subEvents",
- value: function subEvents() {
- if (this.subs) return;
- var io = this.io;
- this.subs = [on_1.on(io, "open", bind(this, "onopen")), on_1.on(io, "packet", bind(this, "onpacket")), on_1.on(io, "close", bind(this, "onclose"))];
- }
- /**
- * Whether the Socket will try to reconnect when its Manager connects or reconnects
- */
-
- }, {
- key: "connect",
-
- /**
- * "Opens" the socket.
- *
- * @public
- */
- value: function connect() {
- if (this.connected) return this;
- this.subEvents();
- if (!this.io["_reconnecting"]) this.io.open(); // ensure open
-
- if ("open" === this.io._readyState) this.onopen();
- return this;
- }
- /**
- * Alias for connect()
- */
-
- }, {
- key: "open",
- value: function open() {
- return this.connect();
- }
- /**
- * Sends a `message` event.
- *
- * @return self
- * @public
- */
-
- }, {
- key: "send",
- value: function send() {
- for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
- args[_key] = arguments[_key];
- }
-
- args.unshift("message");
- this.emit.apply(this, args);
- return this;
- }
- /**
- * Override `emit`.
- * If the event is in `events`, it's emitted normally.
- *
- * @param ev - event name
- * @return self
- * @public
- */
-
- }, {
- key: "emit",
- value: function emit(ev) {
- if (RESERVED_EVENTS.hasOwnProperty(ev)) {
- throw new Error('"' + ev + '" is a reserved event name');
- }
-
- for (var _len2 = arguments.length, args = new Array(_len2 > 1 ? _len2 - 1 : 0), _key2 = 1; _key2 < _len2; _key2++) {
- args[_key2 - 1] = arguments[_key2];
- }
-
- args.unshift(ev);
- var packet = {
- type: socket_io_parser_1.PacketType.EVENT,
- data: args
- };
- packet.options = {};
- packet.options.compress = this.flags.compress !== false; // event ack callback
-
- if ("function" === typeof args[args.length - 1]) {
- debug("emitting packet with ack id %d", this.ids);
- this.acks[this.ids] = args.pop();
- packet.id = this.ids++;
- }
-
- var isTransportWritable = this.io.engine && this.io.engine.transport && this.io.engine.transport.writable;
- var discardPacket = this.flags["volatile"] && (!isTransportWritable || !this.connected);
-
- if (discardPacket) {
- debug("discard packet as the transport is not currently writable");
- } else if (this.connected) {
- this.packet(packet);
- } else {
- this.sendBuffer.push(packet);
- }
-
- this.flags = {};
- return this;
- }
- /**
- * Sends a packet.
- *
- * @param packet
- * @private
- */
-
- }, {
- key: "packet",
- value: function packet(_packet) {
- _packet.nsp = this.nsp;
-
- this.io._packet(_packet);
- }
- /**
- * Called upon engine `open`.
- *
- * @private
- */
-
- }, {
- key: "onopen",
- value: function onopen() {
- var _this2 = this;
-
- debug("transport is open - connecting");
-
- if (typeof this.auth == "function") {
- this.auth(function (data) {
- _this2.packet({
- type: socket_io_parser_1.PacketType.CONNECT,
- data: data
- });
- });
- } else {
- this.packet({
- type: socket_io_parser_1.PacketType.CONNECT,
- data: this.auth
- });
- }
- }
- /**
- * Called upon engine `close`.
- *
- * @param reason
- * @private
- */
-
- }, {
- key: "onclose",
- value: function onclose(reason) {
- debug("close (%s)", reason);
- this.connected = false;
- this.disconnected = true;
- delete this.id;
-
- _get(_getPrototypeOf(Socket.prototype), "emit", this).call(this, "disconnect", reason);
- }
- /**
- * Called with socket packet.
- *
- * @param packet
- * @private
- */
-
- }, {
- key: "onpacket",
- value: function onpacket(packet) {
- var sameNamespace = packet.nsp === this.nsp;
- if (!sameNamespace) return;
-
- switch (packet.type) {
- case socket_io_parser_1.PacketType.CONNECT:
- if (packet.data && packet.data.sid) {
- var id = packet.data.sid;
- this.onconnect(id);
- } else {
- _get(_getPrototypeOf(Socket.prototype), "emit", this).call(this, "connect_error", new Error("It seems you are trying to reach a Socket.IO server in v2.x with a v3.x client, but they are not compatible (more information here: https://socket.io/docs/v3/migrating-from-2-x-to-3-0/)"));
- }
-
- break;
-
- case socket_io_parser_1.PacketType.EVENT:
- this.onevent(packet);
- break;
-
- case socket_io_parser_1.PacketType.BINARY_EVENT:
- this.onevent(packet);
- break;
-
- case socket_io_parser_1.PacketType.ACK:
- this.onack(packet);
- break;
-
- case socket_io_parser_1.PacketType.BINARY_ACK:
- this.onack(packet);
- break;
-
- case socket_io_parser_1.PacketType.DISCONNECT:
- this.ondisconnect();
- break;
-
- case socket_io_parser_1.PacketType.CONNECT_ERROR:
- var err = new Error(packet.data.message); // @ts-ignore
-
- err.data = packet.data.data;
-
- _get(_getPrototypeOf(Socket.prototype), "emit", this).call(this, "connect_error", err);
-
- break;
- }
- }
- /**
- * Called upon a server event.
- *
- * @param packet
- * @private
- */
-
- }, {
- key: "onevent",
- value: function onevent(packet) {
- var args = packet.data || [];
- debug("emitting event %j", args);
-
- if (null != packet.id) {
- debug("attaching ack callback to event");
- args.push(this.ack(packet.id));
- }
-
- if (this.connected) {
- this.emitEvent(args);
- } else {
- this.receiveBuffer.push(Object.freeze(args));
- }
- }
- }, {
- key: "emitEvent",
- value: function emitEvent(args) {
- if (this._anyListeners && this._anyListeners.length) {
- var listeners = this._anyListeners.slice();
-
- var _iterator = _createForOfIteratorHelper(listeners),
- _step;
-
- try {
- for (_iterator.s(); !(_step = _iterator.n()).done;) {
- var listener = _step.value;
- listener.apply(this, args);
- }
- } catch (err) {
- _iterator.e(err);
- } finally {
- _iterator.f();
- }
- }
-
- _get(_getPrototypeOf(Socket.prototype), "emit", this).apply(this, args);
- }
- /**
- * Produces an ack callback to emit with an event.
- *
- * @private
- */
-
- }, {
- key: "ack",
- value: function ack(id) {
- var self = this;
- var sent = false;
- return function () {
- // prevent double callbacks
- if (sent) return;
- sent = true;
-
- for (var _len3 = arguments.length, args = new Array(_len3), _key3 = 0; _key3 < _len3; _key3++) {
- args[_key3] = arguments[_key3];
- }
-
- debug("sending ack %j", args);
- self.packet({
- type: socket_io_parser_1.PacketType.ACK,
- id: id,
- data: args
- });
- };
- }
- /**
- * Called upon a server acknowlegement.
- *
- * @param packet
- * @private
- */
-
- }, {
- key: "onack",
- value: function onack(packet) {
- var ack = this.acks[packet.id];
-
- if ("function" === typeof ack) {
- debug("calling ack %s with %j", packet.id, packet.data);
- ack.apply(this, packet.data);
- delete this.acks[packet.id];
- } else {
- debug("bad ack %s", packet.id);
- }
- }
- /**
- * Called upon server connect.
- *
- * @private
- */
-
- }, {
- key: "onconnect",
- value: function onconnect(id) {
- debug("socket connected with id %s", id);
- this.id = id;
- this.connected = true;
- this.disconnected = false;
-
- _get(_getPrototypeOf(Socket.prototype), "emit", this).call(this, "connect");
-
- this.emitBuffered();
- }
- /**
- * Emit buffered events (received and emitted).
- *
- * @private
- */
-
- }, {
- key: "emitBuffered",
- value: function emitBuffered() {
- var _this3 = this;
-
- this.receiveBuffer.forEach(function (args) {
- return _this3.emitEvent(args);
- });
- this.receiveBuffer = [];
- this.sendBuffer.forEach(function (packet) {
- return _this3.packet(packet);
- });
- this.sendBuffer = [];
- }
- /**
- * Called upon server disconnect.
- *
- * @private
- */
-
- }, {
- key: "ondisconnect",
- value: function ondisconnect() {
- debug("server disconnect (%s)", this.nsp);
- this.destroy();
- this.onclose("io server disconnect");
- }
- /**
- * Called upon forced client/server side disconnections,
- * this method ensures the manager stops tracking us and
- * that reconnections don't get triggered for this.
- *
- * @private
- */
-
- }, {
- key: "destroy",
- value: function destroy() {
- if (this.subs) {
- // clean subscriptions to avoid reconnections
- for (var i = 0; i < this.subs.length; i++) {
- this.subs[i].destroy();
- }
-
- this.subs = null;
- }
-
- this.io["_destroy"](this);
- }
- /**
- * Disconnects the socket manually.
- *
- * @return self
- * @public
- */
-
- }, {
- key: "disconnect",
- value: function disconnect() {
- if (this.connected) {
- debug("performing disconnect (%s)", this.nsp);
- this.packet({
- type: socket_io_parser_1.PacketType.DISCONNECT
- });
- } // remove socket from pool
-
-
- this.destroy();
-
- if (this.connected) {
- // fire events
- this.onclose("io client disconnect");
- }
-
- return this;
- }
- /**
- * Alias for disconnect()
- *
- * @return self
- * @public
- */
-
- }, {
- key: "close",
- value: function close() {
- return this.disconnect();
- }
- /**
- * Sets the compress flag.
- *
- * @param compress - if `true`, compresses the sending data
- * @return self
- * @public
- */
-
- }, {
- key: "compress",
- value: function compress(_compress) {
- this.flags.compress = _compress;
- return this;
- }
- /**
- * Sets a modifier for a subsequent event emission that the event message will be dropped when this socket is not
- * ready to send messages.
- *
- * @returns self
- * @public
- */
-
- }, {
- key: "onAny",
-
- /**
- * Adds a listener that will be fired when any event is emitted. The event name is passed as the first argument to the
- * callback.
- *
- * @param listener
- * @public
- */
- value: function onAny(listener) {
- this._anyListeners = this._anyListeners || [];
-
- this._anyListeners.push(listener);
-
- return this;
- }
- /**
- * Adds a listener that will be fired when any event is emitted. The event name is passed as the first argument to the
- * callback. The listener is added to the beginning of the listeners array.
- *
- * @param listener
- * @public
- */
-
- }, {
- key: "prependAny",
- value: function prependAny(listener) {
- this._anyListeners = this._anyListeners || [];
-
- this._anyListeners.unshift(listener);
-
- return this;
- }
- /**
- * Removes the listener that will be fired when any event is emitted.
- *
- * @param listener
- * @public
- */
-
- }, {
- key: "offAny",
- value: function offAny(listener) {
- if (!this._anyListeners) {
- return this;
- }
-
- if (listener) {
- var listeners = this._anyListeners;
-
- for (var i = 0; i < listeners.length; i++) {
- if (listener === listeners[i]) {
- listeners.splice(i, 1);
- return this;
- }
- }
- } else {
- this._anyListeners = [];
- }
-
- return this;
- }
- /**
- * Returns an array of listeners that are listening for any event that is specified. This array can be manipulated,
- * e.g. to remove listeners.
- *
- * @public
- */
-
- }, {
- key: "listenersAny",
- value: function listenersAny() {
- return this._anyListeners || [];
- }
- }, {
- key: "active",
- get: function get() {
- return !!this.subs;
- }
- }, {
- key: "volatile",
- get: function get() {
- this.flags["volatile"] = true;
- return this;
- }
- }]);
-
- return Socket;
-}(Emitter);
-
-exports.Socket = Socket;
-
-/***/ }),
-
-/***/ "./build/url.js":
-/*!**********************!*\
- !*** ./build/url.js ***!
- \**********************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-Object.defineProperty(exports, "__esModule", {
- value: true
-});
-exports.url = void 0;
-
-var parseuri = __webpack_require__(/*! parseuri */ "./node_modules/parseuri/index.js");
-
-var debug = __webpack_require__(/*! debug */ "./node_modules/debug/src/browser.js")("socket.io-client:url");
-/**
- * URL parser.
- *
- * @param uri - url
- * @param loc - An object meant to mimic window.location.
- * Defaults to window.location.
- * @public
- */
-
-
-function url(uri, loc) {
- var obj = uri; // default to window.location
-
- loc = loc || typeof location !== "undefined" && location;
- if (null == uri) uri = loc.protocol + "//" + loc.host; // relative path support
-
- if (typeof uri === "string") {
- if ("/" === uri.charAt(0)) {
- if ("/" === uri.charAt(1)) {
- uri = loc.protocol + uri;
- } else {
- uri = loc.host + uri;
- }
- }
-
- if (!/^(https?|wss?):\/\//.test(uri)) {
- debug("protocol-less url %s", uri);
-
- if ("undefined" !== typeof loc) {
- uri = loc.protocol + "//" + uri;
- } else {
- uri = "https://" + uri;
- }
- } // parse
-
-
- debug("parse %s", uri);
- obj = parseuri(uri);
- } // make sure we treat `localhost:80` and `localhost` equally
-
-
- if (!obj.port) {
- if (/^(http|ws)$/.test(obj.protocol)) {
- obj.port = "80";
- } else if (/^(http|ws)s$/.test(obj.protocol)) {
- obj.port = "443";
- }
- }
-
- obj.path = obj.path || "/";
- var ipv6 = obj.host.indexOf(":") !== -1;
- var host = ipv6 ? "[" + obj.host + "]" : obj.host; // define unique id
-
- obj.id = obj.protocol + "://" + host + ":" + obj.port; // define href
-
- obj.href = obj.protocol + "://" + host + (loc && loc.port === obj.port ? "" : ":" + obj.port);
- return obj;
-}
-
-exports.url = url;
-
-/***/ }),
-
-/***/ "./node_modules/backo2/index.js":
-/*!**************************************!*\
- !*** ./node_modules/backo2/index.js ***!
- \**************************************/
-/*! no static exports found */
-/***/ (function(module, exports) {
-
-/**
- * Expose `Backoff`.
- */
-module.exports = Backoff;
-/**
- * Initialize backoff timer with `opts`.
- *
- * - `min` initial timeout in milliseconds [100]
- * - `max` max timeout [10000]
- * - `jitter` [0]
- * - `factor` [2]
- *
- * @param {Object} opts
- * @api public
- */
-
-function Backoff(opts) {
- opts = opts || {};
- this.ms = opts.min || 100;
- this.max = opts.max || 10000;
- this.factor = opts.factor || 2;
- this.jitter = opts.jitter > 0 && opts.jitter <= 1 ? opts.jitter : 0;
- this.attempts = 0;
-}
-/**
- * Return the backoff duration.
- *
- * @return {Number}
- * @api public
- */
-
-
-Backoff.prototype.duration = function () {
- var ms = this.ms * Math.pow(this.factor, this.attempts++);
-
- if (this.jitter) {
- var rand = Math.random();
- var deviation = Math.floor(rand * this.jitter * ms);
- ms = (Math.floor(rand * 10) & 1) == 0 ? ms - deviation : ms + deviation;
- }
-
- return Math.min(ms, this.max) | 0;
-};
-/**
- * Reset the number of attempts.
- *
- * @api public
- */
-
-
-Backoff.prototype.reset = function () {
- this.attempts = 0;
-};
-/**
- * Set the minimum duration
- *
- * @api public
- */
-
-
-Backoff.prototype.setMin = function (min) {
- this.ms = min;
-};
-/**
- * Set the maximum duration
- *
- * @api public
- */
-
-
-Backoff.prototype.setMax = function (max) {
- this.max = max;
-};
-/**
- * Set the jitter
- *
- * @api public
- */
-
-
-Backoff.prototype.setJitter = function (jitter) {
- this.jitter = jitter;
-};
-
-/***/ }),
-
-/***/ "./node_modules/base64-arraybuffer/lib/base64-arraybuffer.js":
-/*!*******************************************************************!*\
- !*** ./node_modules/base64-arraybuffer/lib/base64-arraybuffer.js ***!
- \*******************************************************************/
-/*! no static exports found */
-/***/ (function(module, exports) {
-
-/*
- * base64-arraybuffer
- * https://github.com/niklasvh/base64-arraybuffer
- *
- * Copyright (c) 2012 Niklas von Hertzen
- * Licensed under the MIT license.
- */
-(function () {
- "use strict";
-
- var chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; // Use a lookup table to find the index.
-
- var lookup = new Uint8Array(256);
-
- for (var i = 0; i < chars.length; i++) {
- lookup[chars.charCodeAt(i)] = i;
- }
-
- exports.encode = function (arraybuffer) {
- var bytes = new Uint8Array(arraybuffer),
- i,
- len = bytes.length,
- base64 = "";
-
- for (i = 0; i < len; i += 3) {
- base64 += chars[bytes[i] >> 2];
- base64 += chars[(bytes[i] & 3) << 4 | bytes[i + 1] >> 4];
- base64 += chars[(bytes[i + 1] & 15) << 2 | bytes[i + 2] >> 6];
- base64 += chars[bytes[i + 2] & 63];
- }
-
- if (len % 3 === 2) {
- base64 = base64.substring(0, base64.length - 1) + "=";
- } else if (len % 3 === 1) {
- base64 = base64.substring(0, base64.length - 2) + "==";
- }
-
- return base64;
- };
-
- exports.decode = function (base64) {
- var bufferLength = base64.length * 0.75,
- len = base64.length,
- i,
- p = 0,
- encoded1,
- encoded2,
- encoded3,
- encoded4;
-
- if (base64[base64.length - 1] === "=") {
- bufferLength--;
-
- if (base64[base64.length - 2] === "=") {
- bufferLength--;
- }
- }
-
- var arraybuffer = new ArrayBuffer(bufferLength),
- bytes = new Uint8Array(arraybuffer);
-
- for (i = 0; i < len; i += 4) {
- encoded1 = lookup[base64.charCodeAt(i)];
- encoded2 = lookup[base64.charCodeAt(i + 1)];
- encoded3 = lookup[base64.charCodeAt(i + 2)];
- encoded4 = lookup[base64.charCodeAt(i + 3)];
- bytes[p++] = encoded1 << 2 | encoded2 >> 4;
- bytes[p++] = (encoded2 & 15) << 4 | encoded3 >> 2;
- bytes[p++] = (encoded3 & 3) << 6 | encoded4 & 63;
- }
-
- return arraybuffer;
- };
-})();
-
-/***/ }),
-
-/***/ "./node_modules/component-bind/index.js":
-/*!**********************************************!*\
- !*** ./node_modules/component-bind/index.js ***!
- \**********************************************/
-/*! no static exports found */
-/***/ (function(module, exports) {
-
-/**
- * Slice reference.
- */
-var slice = [].slice;
-/**
- * Bind `obj` to `fn`.
- *
- * @param {Object} obj
- * @param {Function|String} fn or string
- * @return {Function}
- * @api public
- */
-
-module.exports = function (obj, fn) {
- if ('string' == typeof fn) fn = obj[fn];
- if ('function' != typeof fn) throw new Error('bind() requires a function');
- var args = slice.call(arguments, 2);
- return function () {
- return fn.apply(obj, args.concat(slice.call(arguments)));
- };
-};
-
-/***/ }),
-
-/***/ "./node_modules/component-emitter/index.js":
-/*!*************************************************!*\
- !*** ./node_modules/component-emitter/index.js ***!
- \*************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-/**
- * Expose `Emitter`.
- */
-if (true) {
- module.exports = Emitter;
-}
-/**
- * Initialize a new `Emitter`.
- *
- * @api public
- */
-
-
-function Emitter(obj) {
- if (obj) return mixin(obj);
-}
-
-;
-/**
- * Mixin the emitter properties.
- *
- * @param {Object} obj
- * @return {Object}
- * @api private
- */
-
-function mixin(obj) {
- for (var key in Emitter.prototype) {
- obj[key] = Emitter.prototype[key];
- }
-
- return obj;
-}
-/**
- * Listen on the given `event` with `fn`.
- *
- * @param {String} event
- * @param {Function} fn
- * @return {Emitter}
- * @api public
- */
-
-
-Emitter.prototype.on = Emitter.prototype.addEventListener = function (event, fn) {
- this._callbacks = this._callbacks || {};
- (this._callbacks['$' + event] = this._callbacks['$' + event] || []).push(fn);
- return this;
-};
-/**
- * Adds an `event` listener that will be invoked a single
- * time then automatically removed.
- *
- * @param {String} event
- * @param {Function} fn
- * @return {Emitter}
- * @api public
- */
-
-
-Emitter.prototype.once = function (event, fn) {
- function on() {
- this.off(event, on);
- fn.apply(this, arguments);
- }
-
- on.fn = fn;
- this.on(event, on);
- return this;
-};
-/**
- * Remove the given callback for `event` or all
- * registered callbacks.
- *
- * @param {String} event
- * @param {Function} fn
- * @return {Emitter}
- * @api public
- */
-
-
-Emitter.prototype.off = Emitter.prototype.removeListener = Emitter.prototype.removeAllListeners = Emitter.prototype.removeEventListener = function (event, fn) {
- this._callbacks = this._callbacks || {}; // all
-
- if (0 == arguments.length) {
- this._callbacks = {};
- return this;
- } // specific event
-
-
- var callbacks = this._callbacks['$' + event];
- if (!callbacks) return this; // remove all handlers
-
- if (1 == arguments.length) {
- delete this._callbacks['$' + event];
- return this;
- } // remove specific handler
-
-
- var cb;
-
- for (var i = 0; i < callbacks.length; i++) {
- cb = callbacks[i];
-
- if (cb === fn || cb.fn === fn) {
- callbacks.splice(i, 1);
- break;
- }
- } // Remove event specific arrays for event types that no
- // one is subscribed for to avoid memory leak.
-
-
- if (callbacks.length === 0) {
- delete this._callbacks['$' + event];
- }
-
- return this;
-};
-/**
- * Emit `event` with the given args.
- *
- * @param {String} event
- * @param {Mixed} ...
- * @return {Emitter}
- */
-
-
-Emitter.prototype.emit = function (event) {
- this._callbacks = this._callbacks || {};
- var args = new Array(arguments.length - 1),
- callbacks = this._callbacks['$' + event];
-
- for (var i = 1; i < arguments.length; i++) {
- args[i - 1] = arguments[i];
- }
-
- if (callbacks) {
- callbacks = callbacks.slice(0);
-
- for (var i = 0, len = callbacks.length; i < len; ++i) {
- callbacks[i].apply(this, args);
- }
- }
-
- return this;
-};
-/**
- * Return array of callbacks for `event`.
- *
- * @param {String} event
- * @return {Array}
- * @api public
- */
-
-
-Emitter.prototype.listeners = function (event) {
- this._callbacks = this._callbacks || {};
- return this._callbacks['$' + event] || [];
-};
-/**
- * Check if this emitter has `event` handlers.
- *
- * @param {String} event
- * @return {Boolean}
- * @api public
- */
-
-
-Emitter.prototype.hasListeners = function (event) {
- return !!this.listeners(event).length;
-};
-
-/***/ }),
-
-/***/ "./node_modules/debug/src/browser.js":
-/*!*******************************************!*\
- !*** ./node_modules/debug/src/browser.js ***!
- \*******************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-/* WEBPACK VAR INJECTION */(function(process) {function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-/* eslint-env browser */
-
-/**
- * This is the web browser implementation of `debug()`.
- */
-exports.log = log;
-exports.formatArgs = formatArgs;
-exports.save = save;
-exports.load = load;
-exports.useColors = useColors;
-exports.storage = localstorage();
-/**
- * Colors.
- */
-
-exports.colors = ['#0000CC', '#0000FF', '#0033CC', '#0033FF', '#0066CC', '#0066FF', '#0099CC', '#0099FF', '#00CC00', '#00CC33', '#00CC66', '#00CC99', '#00CCCC', '#00CCFF', '#3300CC', '#3300FF', '#3333CC', '#3333FF', '#3366CC', '#3366FF', '#3399CC', '#3399FF', '#33CC00', '#33CC33', '#33CC66', '#33CC99', '#33CCCC', '#33CCFF', '#6600CC', '#6600FF', '#6633CC', '#6633FF', '#66CC00', '#66CC33', '#9900CC', '#9900FF', '#9933CC', '#9933FF', '#99CC00', '#99CC33', '#CC0000', '#CC0033', '#CC0066', '#CC0099', '#CC00CC', '#CC00FF', '#CC3300', '#CC3333', '#CC3366', '#CC3399', '#CC33CC', '#CC33FF', '#CC6600', '#CC6633', '#CC9900', '#CC9933', '#CCCC00', '#CCCC33', '#FF0000', '#FF0033', '#FF0066', '#FF0099', '#FF00CC', '#FF00FF', '#FF3300', '#FF3333', '#FF3366', '#FF3399', '#FF33CC', '#FF33FF', '#FF6600', '#FF6633', '#FF9900', '#FF9933', '#FFCC00', '#FFCC33'];
-/**
- * Currently only WebKit-based Web Inspectors, Firefox >= v31,
- * and the Firebug extension (any Firefox version) are known
- * to support "%c" CSS customizations.
- *
- * TODO: add a `localStorage` variable to explicitly enable/disable colors
- */
-// eslint-disable-next-line complexity
-
-function useColors() {
- // NB: In an Electron preload script, document will be defined but not fully
- // initialized. Since we know we're in Chrome, we'll just detect this case
- // explicitly
- if (typeof window !== 'undefined' && window.process && (window.process.type === 'renderer' || window.process.__nwjs)) {
- return true;
- } // Internet Explorer and Edge do not support colors.
-
-
- if (typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/(edge|trident)\/(\d+)/)) {
- return false;
- } // Is webkit? http://stackoverflow.com/a/16459606/376773
- // document is undefined in react-native: https://github.com/facebook/react-native/pull/1632
-
-
- return typeof document !== 'undefined' && document.documentElement && document.documentElement.style && document.documentElement.style.WebkitAppearance || // Is firebug? http://stackoverflow.com/a/398120/376773
- typeof window !== 'undefined' && window.console && (window.console.firebug || window.console.exception && window.console.table) || // Is firefox >= v31?
- // https://developer.mozilla.org/en-US/docs/Tools/Web_Console#Styling_messages
- typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/firefox\/(\d+)/) && parseInt(RegExp.$1, 10) >= 31 || // Double check webkit in userAgent just in case we are in a worker
- typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/applewebkit\/(\d+)/);
-}
-/**
- * Colorize log arguments if enabled.
- *
- * @api public
- */
-
-
-function formatArgs(args) {
- args[0] = (this.useColors ? '%c' : '') + this.namespace + (this.useColors ? ' %c' : ' ') + args[0] + (this.useColors ? '%c ' : ' ') + '+' + module.exports.humanize(this.diff);
-
- if (!this.useColors) {
- return;
- }
-
- var c = 'color: ' + this.color;
- args.splice(1, 0, c, 'color: inherit'); // The final "%c" is somewhat tricky, because there could be other
- // arguments passed either before or after the %c, so we need to
- // figure out the correct index to insert the CSS into
-
- var index = 0;
- var lastC = 0;
- args[0].replace(/%[a-zA-Z%]/g, function (match) {
- if (match === '%%') {
- return;
- }
-
- index++;
-
- if (match === '%c') {
- // We only are interested in the *last* %c
- // (the user may have provided their own)
- lastC = index;
- }
- });
- args.splice(lastC, 0, c);
-}
-/**
- * Invokes `console.log()` when available.
- * No-op when `console.log` is not a "function".
- *
- * @api public
- */
-
-
-function log() {
- var _console;
-
- // This hackery is required for IE8/9, where
- // the `console.log` function doesn't have 'apply'
- return (typeof console === "undefined" ? "undefined" : _typeof(console)) === 'object' && console.log && (_console = console).log.apply(_console, arguments);
-}
-/**
- * Save `namespaces`.
- *
- * @param {String} namespaces
- * @api private
- */
-
-
-function save(namespaces) {
- try {
- if (namespaces) {
- exports.storage.setItem('debug', namespaces);
- } else {
- exports.storage.removeItem('debug');
- }
- } catch (error) {// Swallow
- // XXX (@Qix-) should we be logging these?
- }
-}
-/**
- * Load `namespaces`.
- *
- * @return {String} returns the previously persisted debug modes
- * @api private
- */
-
-
-function load() {
- var r;
-
- try {
- r = exports.storage.getItem('debug');
- } catch (error) {// Swallow
- // XXX (@Qix-) should we be logging these?
- } // If debug isn't set in LS, and we're in Electron, try to load $DEBUG
-
-
- if (!r && typeof process !== 'undefined' && 'env' in process) {
- r = process.env.DEBUG;
- }
-
- return r;
-}
-/**
- * Localstorage attempts to return the localstorage.
- *
- * This is necessary because safari throws
- * when a user disables cookies/localstorage
- * and you attempt to access it.
- *
- * @return {LocalStorage}
- * @api private
- */
-
-
-function localstorage() {
- try {
- // TVMLKit (Apple TV JS Runtime) does not have a window object, just localStorage in the global context
- // The Browser also has localStorage in the global context.
- return localStorage;
- } catch (error) {// Swallow
- // XXX (@Qix-) should we be logging these?
- }
-}
-
-module.exports = __webpack_require__(/*! ./common */ "./node_modules/debug/src/common.js")(exports);
-var formatters = module.exports.formatters;
-/**
- * Map %j to `JSON.stringify()`, since no Web Inspectors do that by default.
- */
-
-formatters.j = function (v) {
- try {
- return JSON.stringify(v);
- } catch (error) {
- return '[UnexpectedJSONParseError]: ' + error.message;
- }
-};
-/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./../../process/browser.js */ "./node_modules/process/browser.js")))
-
-/***/ }),
-
-/***/ "./node_modules/debug/src/common.js":
-/*!******************************************!*\
- !*** ./node_modules/debug/src/common.js ***!
- \******************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); }
-
-function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
-
-function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
-
-function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && Symbol.iterator in Object(iter)) return Array.from(iter); }
-
-function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); }
-
-function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }
-
-/**
- * This is the common logic for both the Node.js and web browser
- * implementations of `debug()`.
- */
-function setup(env) {
- createDebug.debug = createDebug;
- createDebug["default"] = createDebug;
- createDebug.coerce = coerce;
- createDebug.disable = disable;
- createDebug.enable = enable;
- createDebug.enabled = enabled;
- createDebug.humanize = __webpack_require__(/*! ms */ "./node_modules/ms/index.js");
- Object.keys(env).forEach(function (key) {
- createDebug[key] = env[key];
- });
- /**
- * Active `debug` instances.
- */
-
- createDebug.instances = [];
- /**
- * The currently active debug mode names, and names to skip.
- */
-
- createDebug.names = [];
- createDebug.skips = [];
- /**
- * Map of special "%n" handling functions, for the debug "format" argument.
- *
- * Valid key names are a single, lower or upper-case letter, i.e. "n" and "N".
- */
-
- createDebug.formatters = {};
- /**
- * Selects a color for a debug namespace
- * @param {String} namespace The namespace string for the for the debug instance to be colored
- * @return {Number|String} An ANSI color code for the given namespace
- * @api private
- */
-
- function selectColor(namespace) {
- var hash = 0;
-
- for (var i = 0; i < namespace.length; i++) {
- hash = (hash << 5) - hash + namespace.charCodeAt(i);
- hash |= 0; // Convert to 32bit integer
- }
-
- return createDebug.colors[Math.abs(hash) % createDebug.colors.length];
- }
-
- createDebug.selectColor = selectColor;
- /**
- * Create a debugger with the given `namespace`.
- *
- * @param {String} namespace
- * @return {Function}
- * @api public
- */
-
- function createDebug(namespace) {
- var prevTime;
-
- function debug() {
- for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
- args[_key] = arguments[_key];
- }
-
- // Disabled?
- if (!debug.enabled) {
- return;
- }
-
- var self = debug; // Set `diff` timestamp
-
- var curr = Number(new Date());
- var ms = curr - (prevTime || curr);
- self.diff = ms;
- self.prev = prevTime;
- self.curr = curr;
- prevTime = curr;
- args[0] = createDebug.coerce(args[0]);
-
- if (typeof args[0] !== 'string') {
- // Anything else let's inspect with %O
- args.unshift('%O');
- } // Apply any `formatters` transformations
-
-
- var index = 0;
- args[0] = args[0].replace(/%([a-zA-Z%])/g, function (match, format) {
- // If we encounter an escaped % then don't increase the array index
- if (match === '%%') {
- return match;
- }
-
- index++;
- var formatter = createDebug.formatters[format];
-
- if (typeof formatter === 'function') {
- var val = args[index];
- match = formatter.call(self, val); // Now we need to remove `args[index]` since it's inlined in the `format`
-
- args.splice(index, 1);
- index--;
- }
-
- return match;
- }); // Apply env-specific formatting (colors, etc.)
-
- createDebug.formatArgs.call(self, args);
- var logFn = self.log || createDebug.log;
- logFn.apply(self, args);
- }
-
- debug.namespace = namespace;
- debug.enabled = createDebug.enabled(namespace);
- debug.useColors = createDebug.useColors();
- debug.color = selectColor(namespace);
- debug.destroy = destroy;
- debug.extend = extend; // Debug.formatArgs = formatArgs;
- // debug.rawLog = rawLog;
- // env-specific initialization logic for debug instances
-
- if (typeof createDebug.init === 'function') {
- createDebug.init(debug);
- }
-
- createDebug.instances.push(debug);
- return debug;
- }
-
- function destroy() {
- var index = createDebug.instances.indexOf(this);
-
- if (index !== -1) {
- createDebug.instances.splice(index, 1);
- return true;
- }
-
- return false;
- }
-
- function extend(namespace, delimiter) {
- var newDebug = createDebug(this.namespace + (typeof delimiter === 'undefined' ? ':' : delimiter) + namespace);
- newDebug.log = this.log;
- return newDebug;
- }
- /**
- * Enables a debug mode by namespaces. This can include modes
- * separated by a colon and wildcards.
- *
- * @param {String} namespaces
- * @api public
- */
-
-
- function enable(namespaces) {
- createDebug.save(namespaces);
- createDebug.names = [];
- createDebug.skips = [];
- var i;
- var split = (typeof namespaces === 'string' ? namespaces : '').split(/[\s,]+/);
- var len = split.length;
-
- for (i = 0; i < len; i++) {
- if (!split[i]) {
- // ignore empty strings
- continue;
- }
-
- namespaces = split[i].replace(/\*/g, '.*?');
-
- if (namespaces[0] === '-') {
- createDebug.skips.push(new RegExp('^' + namespaces.substr(1) + '$'));
- } else {
- createDebug.names.push(new RegExp('^' + namespaces + '$'));
- }
- }
-
- for (i = 0; i < createDebug.instances.length; i++) {
- var instance = createDebug.instances[i];
- instance.enabled = createDebug.enabled(instance.namespace);
- }
- }
- /**
- * Disable debug output.
- *
- * @return {String} namespaces
- * @api public
- */
-
-
- function disable() {
- var namespaces = [].concat(_toConsumableArray(createDebug.names.map(toNamespace)), _toConsumableArray(createDebug.skips.map(toNamespace).map(function (namespace) {
- return '-' + namespace;
- }))).join(',');
- createDebug.enable('');
- return namespaces;
- }
- /**
- * Returns true if the given mode name is enabled, false otherwise.
- *
- * @param {String} name
- * @return {Boolean}
- * @api public
- */
-
-
- function enabled(name) {
- if (name[name.length - 1] === '*') {
- return true;
- }
-
- var i;
- var len;
-
- for (i = 0, len = createDebug.skips.length; i < len; i++) {
- if (createDebug.skips[i].test(name)) {
- return false;
- }
- }
-
- for (i = 0, len = createDebug.names.length; i < len; i++) {
- if (createDebug.names[i].test(name)) {
- return true;
- }
- }
-
- return false;
- }
- /**
- * Convert regexp to namespace
- *
- * @param {RegExp} regxep
- * @return {String} namespace
- * @api private
- */
-
-
- function toNamespace(regexp) {
- return regexp.toString().substring(2, regexp.toString().length - 2).replace(/\.\*\?$/, '*');
- }
- /**
- * Coerce `val`.
- *
- * @param {Mixed} val
- * @return {Mixed}
- * @api private
- */
-
-
- function coerce(val) {
- if (val instanceof Error) {
- return val.stack || val.message;
- }
-
- return val;
- }
-
- createDebug.enable(createDebug.load());
- return createDebug;
-}
-
-module.exports = setup;
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-client/lib/globalThis.browser.js":
-/*!*****************************************************************!*\
- !*** ./node_modules/engine.io-client/lib/globalThis.browser.js ***!
- \*****************************************************************/
-/*! no static exports found */
-/***/ (function(module, exports) {
-
-module.exports = function () {
- if (typeof self !== "undefined") {
- return self;
- } else if (typeof window !== "undefined") {
- return window;
- } else {
- return Function("return this")();
- }
-}();
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-client/lib/index.js":
-/*!****************************************************!*\
- !*** ./node_modules/engine.io-client/lib/index.js ***!
- \****************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-var Socket = __webpack_require__(/*! ./socket */ "./node_modules/engine.io-client/lib/socket.js");
-
-module.exports = function (uri, opts) {
- return new Socket(uri, opts);
-};
-/**
- * Expose deps for legacy compatibility
- * and standalone browser access.
- */
-
-
-module.exports.Socket = Socket;
-module.exports.protocol = Socket.protocol; // this is an int
-
-module.exports.Transport = __webpack_require__(/*! ./transport */ "./node_modules/engine.io-client/lib/transport.js");
-module.exports.transports = __webpack_require__(/*! ./transports/index */ "./node_modules/engine.io-client/lib/transports/index.js");
-module.exports.parser = __webpack_require__(/*! engine.io-parser */ "./node_modules/engine.io-parser/lib/index.js");
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-client/lib/socket.js":
-/*!*****************************************************!*\
- !*** ./node_modules/engine.io-client/lib/socket.js ***!
- \*****************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-function _extends() { _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }
-
-function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
-
-function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
-
-function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
-
-function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
-
-function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
-
-function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
-
-function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
-
-function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
-
-function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }
-
-function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
-
-var transports = __webpack_require__(/*! ./transports/index */ "./node_modules/engine.io-client/lib/transports/index.js");
-
-var Emitter = __webpack_require__(/*! component-emitter */ "./node_modules/component-emitter/index.js");
-
-var debug = __webpack_require__(/*! debug */ "./node_modules/debug/src/browser.js")("engine.io-client:socket");
-
-var parser = __webpack_require__(/*! engine.io-parser */ "./node_modules/engine.io-parser/lib/index.js");
-
-var parseuri = __webpack_require__(/*! parseuri */ "./node_modules/parseuri/index.js");
-
-var parseqs = __webpack_require__(/*! parseqs */ "./node_modules/parseqs/index.js");
-
-var Socket = /*#__PURE__*/function (_Emitter) {
- _inherits(Socket, _Emitter);
-
- var _super = _createSuper(Socket);
-
- /**
- * Socket constructor.
- *
- * @param {String|Object} uri or options
- * @param {Object} options
- * @api public
- */
- function Socket(uri) {
- var _this;
-
- var opts = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
-
- _classCallCheck(this, Socket);
-
- _this = _super.call(this);
-
- if (uri && "object" === _typeof(uri)) {
- opts = uri;
- uri = null;
- }
-
- if (uri) {
- uri = parseuri(uri);
- opts.hostname = uri.host;
- opts.secure = uri.protocol === "https" || uri.protocol === "wss";
- opts.port = uri.port;
- if (uri.query) opts.query = uri.query;
- } else if (opts.host) {
- opts.hostname = parseuri(opts.host).host;
- }
-
- _this.secure = null != opts.secure ? opts.secure : typeof location !== "undefined" && "https:" === location.protocol;
-
- if (opts.hostname && !opts.port) {
- // if no port is specified manually, use the protocol default
- opts.port = _this.secure ? "443" : "80";
- }
-
- _this.hostname = opts.hostname || (typeof location !== "undefined" ? location.hostname : "localhost");
- _this.port = opts.port || (typeof location !== "undefined" && location.port ? location.port : _this.secure ? 443 : 80);
- _this.transports = opts.transports || ["polling", "websocket"];
- _this.readyState = "";
- _this.writeBuffer = [];
- _this.prevBufferLen = 0;
- _this.opts = _extends({
- path: "/engine.io",
- agent: false,
- withCredentials: false,
- upgrade: true,
- jsonp: true,
- timestampParam: "t",
- rememberUpgrade: false,
- rejectUnauthorized: true,
- perMessageDeflate: {
- threshold: 1024
- },
- transportOptions: {}
- }, opts);
- _this.opts.path = _this.opts.path.replace(/\/$/, "") + "/";
-
- if (typeof _this.opts.query === "string") {
- _this.opts.query = parseqs.decode(_this.opts.query);
- } // set on handshake
-
-
- _this.id = null;
- _this.upgrades = null;
- _this.pingInterval = null;
- _this.pingTimeout = null; // set on heartbeat
-
- _this.pingTimeoutTimer = null;
-
- _this.open();
-
- return _this;
- }
- /**
- * Creates transport of the given type.
- *
- * @param {String} transport name
- * @return {Transport}
- * @api private
- */
-
-
- _createClass(Socket, [{
- key: "createTransport",
- value: function createTransport(name) {
- debug('creating transport "%s"', name);
- var query = clone(this.opts.query); // append engine.io protocol identifier
-
- query.EIO = parser.protocol; // transport name
-
- query.transport = name; // session id if we already have one
-
- if (this.id) query.sid = this.id;
-
- var opts = _extends({}, this.opts.transportOptions[name], this.opts, {
- query: query,
- socket: this,
- hostname: this.hostname,
- secure: this.secure,
- port: this.port
- });
-
- debug("options: %j", opts);
- return new transports[name](opts);
- }
- /**
- * Initializes transport to use and starts probe.
- *
- * @api private
- */
-
- }, {
- key: "open",
- value: function open() {
- var transport;
-
- if (this.opts.rememberUpgrade && Socket.priorWebsocketSuccess && this.transports.indexOf("websocket") !== -1) {
- transport = "websocket";
- } else if (0 === this.transports.length) {
- // Emit error on next tick so it can be listened to
- var self = this;
- setTimeout(function () {
- self.emit("error", "No transports available");
- }, 0);
- return;
- } else {
- transport = this.transports[0];
- }
-
- this.readyState = "opening"; // Retry with the next transport if the transport is disabled (jsonp: false)
-
- try {
- transport = this.createTransport(transport);
- } catch (e) {
- debug("error while creating transport: %s", e);
- this.transports.shift();
- this.open();
- return;
- }
-
- transport.open();
- this.setTransport(transport);
- }
- /**
- * Sets the current transport. Disables the existing one (if any).
- *
- * @api private
- */
-
- }, {
- key: "setTransport",
- value: function setTransport(transport) {
- debug("setting transport %s", transport.name);
- var self = this;
-
- if (this.transport) {
- debug("clearing existing transport %s", this.transport.name);
- this.transport.removeAllListeners();
- } // set up transport
-
-
- this.transport = transport; // set up transport listeners
-
- transport.on("drain", function () {
- self.onDrain();
- }).on("packet", function (packet) {
- self.onPacket(packet);
- }).on("error", function (e) {
- self.onError(e);
- }).on("close", function () {
- self.onClose("transport close");
- });
- }
- /**
- * Probes a transport.
- *
- * @param {String} transport name
- * @api private
- */
-
- }, {
- key: "probe",
- value: function probe(name) {
- debug('probing transport "%s"', name);
- var transport = this.createTransport(name, {
- probe: 1
- });
- var failed = false;
- var self = this;
- Socket.priorWebsocketSuccess = false;
-
- function onTransportOpen() {
- if (self.onlyBinaryUpgrades) {
- var upgradeLosesBinary = !this.supportsBinary && self.transport.supportsBinary;
- failed = failed || upgradeLosesBinary;
- }
-
- if (failed) return;
- debug('probe transport "%s" opened', name);
- transport.send([{
- type: "ping",
- data: "probe"
- }]);
- transport.once("packet", function (msg) {
- if (failed) return;
-
- if ("pong" === msg.type && "probe" === msg.data) {
- debug('probe transport "%s" pong', name);
- self.upgrading = true;
- self.emit("upgrading", transport);
- if (!transport) return;
- Socket.priorWebsocketSuccess = "websocket" === transport.name;
- debug('pausing current transport "%s"', self.transport.name);
- self.transport.pause(function () {
- if (failed) return;
- if ("closed" === self.readyState) return;
- debug("changing transport and sending upgrade packet");
- cleanup();
- self.setTransport(transport);
- transport.send([{
- type: "upgrade"
- }]);
- self.emit("upgrade", transport);
- transport = null;
- self.upgrading = false;
- self.flush();
- });
- } else {
- debug('probe transport "%s" failed', name);
- var err = new Error("probe error");
- err.transport = transport.name;
- self.emit("upgradeError", err);
- }
- });
- }
-
- function freezeTransport() {
- if (failed) return; // Any callback called by transport should be ignored since now
-
- failed = true;
- cleanup();
- transport.close();
- transport = null;
- } // Handle any error that happens while probing
-
-
- function onerror(err) {
- var error = new Error("probe error: " + err);
- error.transport = transport.name;
- freezeTransport();
- debug('probe transport "%s" failed because of error: %s', name, err);
- self.emit("upgradeError", error);
- }
-
- function onTransportClose() {
- onerror("transport closed");
- } // When the socket is closed while we're probing
-
-
- function onclose() {
- onerror("socket closed");
- } // When the socket is upgraded while we're probing
-
-
- function onupgrade(to) {
- if (transport && to.name !== transport.name) {
- debug('"%s" works - aborting "%s"', to.name, transport.name);
- freezeTransport();
- }
- } // Remove all listeners on the transport and on self
-
-
- function cleanup() {
- transport.removeListener("open", onTransportOpen);
- transport.removeListener("error", onerror);
- transport.removeListener("close", onTransportClose);
- self.removeListener("close", onclose);
- self.removeListener("upgrading", onupgrade);
- }
-
- transport.once("open", onTransportOpen);
- transport.once("error", onerror);
- transport.once("close", onTransportClose);
- this.once("close", onclose);
- this.once("upgrading", onupgrade);
- transport.open();
- }
- /**
- * Called when connection is deemed open.
- *
- * @api public
- */
-
- }, {
- key: "onOpen",
- value: function onOpen() {
- debug("socket open");
- this.readyState = "open";
- Socket.priorWebsocketSuccess = "websocket" === this.transport.name;
- this.emit("open");
- this.flush(); // we check for `readyState` in case an `open`
- // listener already closed the socket
-
- if ("open" === this.readyState && this.opts.upgrade && this.transport.pause) {
- debug("starting upgrade probes");
- var i = 0;
- var l = this.upgrades.length;
-
- for (; i < l; i++) {
- this.probe(this.upgrades[i]);
- }
- }
- }
- /**
- * Handles a packet.
- *
- * @api private
- */
-
- }, {
- key: "onPacket",
- value: function onPacket(packet) {
- if ("opening" === this.readyState || "open" === this.readyState || "closing" === this.readyState) {
- debug('socket receive: type "%s", data "%s"', packet.type, packet.data);
- this.emit("packet", packet); // Socket is live - any packet counts
-
- this.emit("heartbeat");
-
- switch (packet.type) {
- case "open":
- this.onHandshake(JSON.parse(packet.data));
- break;
-
- case "ping":
- this.resetPingTimeout();
- this.sendPacket("pong");
- this.emit("pong");
- break;
-
- case "error":
- var err = new Error("server error");
- err.code = packet.data;
- this.onError(err);
- break;
-
- case "message":
- this.emit("data", packet.data);
- this.emit("message", packet.data);
- break;
- }
- } else {
- debug('packet received with socket readyState "%s"', this.readyState);
- }
- }
- /**
- * Called upon handshake completion.
- *
- * @param {Object} handshake obj
- * @api private
- */
-
- }, {
- key: "onHandshake",
- value: function onHandshake(data) {
- this.emit("handshake", data);
- this.id = data.sid;
- this.transport.query.sid = data.sid;
- this.upgrades = this.filterUpgrades(data.upgrades);
- this.pingInterval = data.pingInterval;
- this.pingTimeout = data.pingTimeout;
- this.onOpen(); // In case open handler closes socket
-
- if ("closed" === this.readyState) return;
- this.resetPingTimeout();
- }
- /**
- * Sets and resets ping timeout timer based on server pings.
- *
- * @api private
- */
-
- }, {
- key: "resetPingTimeout",
- value: function resetPingTimeout() {
- var _this2 = this;
-
- clearTimeout(this.pingTimeoutTimer);
- this.pingTimeoutTimer = setTimeout(function () {
- _this2.onClose("ping timeout");
- }, this.pingInterval + this.pingTimeout);
- }
- /**
- * Called on `drain` event
- *
- * @api private
- */
-
- }, {
- key: "onDrain",
- value: function onDrain() {
- this.writeBuffer.splice(0, this.prevBufferLen); // setting prevBufferLen = 0 is very important
- // for example, when upgrading, upgrade packet is sent over,
- // and a nonzero prevBufferLen could cause problems on `drain`
-
- this.prevBufferLen = 0;
-
- if (0 === this.writeBuffer.length) {
- this.emit("drain");
- } else {
- this.flush();
- }
- }
- /**
- * Flush write buffers.
- *
- * @api private
- */
-
- }, {
- key: "flush",
- value: function flush() {
- if ("closed" !== this.readyState && this.transport.writable && !this.upgrading && this.writeBuffer.length) {
- debug("flushing %d packets in socket", this.writeBuffer.length);
- this.transport.send(this.writeBuffer); // keep track of current length of writeBuffer
- // splice writeBuffer and callbackBuffer on `drain`
-
- this.prevBufferLen = this.writeBuffer.length;
- this.emit("flush");
- }
- }
- /**
- * Sends a message.
- *
- * @param {String} message.
- * @param {Function} callback function.
- * @param {Object} options.
- * @return {Socket} for chaining.
- * @api public
- */
-
- }, {
- key: "write",
- value: function write(msg, options, fn) {
- this.sendPacket("message", msg, options, fn);
- return this;
- }
- }, {
- key: "send",
- value: function send(msg, options, fn) {
- this.sendPacket("message", msg, options, fn);
- return this;
- }
- /**
- * Sends a packet.
- *
- * @param {String} packet type.
- * @param {String} data.
- * @param {Object} options.
- * @param {Function} callback function.
- * @api private
- */
-
- }, {
- key: "sendPacket",
- value: function sendPacket(type, data, options, fn) {
- if ("function" === typeof data) {
- fn = data;
- data = undefined;
- }
-
- if ("function" === typeof options) {
- fn = options;
- options = null;
- }
-
- if ("closing" === this.readyState || "closed" === this.readyState) {
- return;
- }
-
- options = options || {};
- options.compress = false !== options.compress;
- var packet = {
- type: type,
- data: data,
- options: options
- };
- this.emit("packetCreate", packet);
- this.writeBuffer.push(packet);
- if (fn) this.once("flush", fn);
- this.flush();
- }
- /**
- * Closes the connection.
- *
- * @api private
- */
-
- }, {
- key: "close",
- value: function close() {
- var self = this;
-
- if ("opening" === this.readyState || "open" === this.readyState) {
- this.readyState = "closing";
-
- if (this.writeBuffer.length) {
- this.once("drain", function () {
- if (this.upgrading) {
- waitForUpgrade();
- } else {
- close();
- }
- });
- } else if (this.upgrading) {
- waitForUpgrade();
- } else {
- close();
- }
- }
-
- function close() {
- self.onClose("forced close");
- debug("socket closing - telling transport to close");
- self.transport.close();
- }
-
- function cleanupAndClose() {
- self.removeListener("upgrade", cleanupAndClose);
- self.removeListener("upgradeError", cleanupAndClose);
- close();
- }
-
- function waitForUpgrade() {
- // wait for upgrade to finish since we can't send packets while pausing a transport
- self.once("upgrade", cleanupAndClose);
- self.once("upgradeError", cleanupAndClose);
- }
-
- return this;
- }
- /**
- * Called upon transport error
- *
- * @api private
- */
-
- }, {
- key: "onError",
- value: function onError(err) {
- debug("socket error %j", err);
- Socket.priorWebsocketSuccess = false;
- this.emit("error", err);
- this.onClose("transport error", err);
- }
- /**
- * Called upon transport close.
- *
- * @api private
- */
-
- }, {
- key: "onClose",
- value: function onClose(reason, desc) {
- if ("opening" === this.readyState || "open" === this.readyState || "closing" === this.readyState) {
- debug('socket close with reason: "%s"', reason);
- var self = this; // clear timers
-
- clearTimeout(this.pingIntervalTimer);
- clearTimeout(this.pingTimeoutTimer); // stop event from firing again for transport
-
- this.transport.removeAllListeners("close"); // ensure transport won't stay open
-
- this.transport.close(); // ignore further transport communication
-
- this.transport.removeAllListeners(); // set ready state
-
- this.readyState = "closed"; // clear session id
-
- this.id = null; // emit close event
-
- this.emit("close", reason, desc); // clean buffers after, so users can still
- // grab the buffers on `close` event
-
- self.writeBuffer = [];
- self.prevBufferLen = 0;
- }
- }
- /**
- * Filters upgrades, returning only those matching client transports.
- *
- * @param {Array} server upgrades
- * @api private
- *
- */
-
- }, {
- key: "filterUpgrades",
- value: function filterUpgrades(upgrades) {
- var filteredUpgrades = [];
- var i = 0;
- var j = upgrades.length;
-
- for (; i < j; i++) {
- if (~this.transports.indexOf(upgrades[i])) filteredUpgrades.push(upgrades[i]);
- }
-
- return filteredUpgrades;
- }
- }]);
-
- return Socket;
-}(Emitter);
-
-Socket.priorWebsocketSuccess = false;
-/**
- * Protocol version.
- *
- * @api public
- */
-
-Socket.protocol = parser.protocol; // this is an int
-
-function clone(obj) {
- var o = {};
-
- for (var i in obj) {
- if (obj.hasOwnProperty(i)) {
- o[i] = obj[i];
- }
- }
-
- return o;
-}
-
-module.exports = Socket;
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-client/lib/transport.js":
-/*!********************************************************!*\
- !*** ./node_modules/engine.io-client/lib/transport.js ***!
- \********************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
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-var parser = __webpack_require__(/*! engine.io-parser */ "./node_modules/engine.io-parser/lib/index.js");
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-var Emitter = __webpack_require__(/*! component-emitter */ "./node_modules/component-emitter/index.js");
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-var Transport = /*#__PURE__*/function (_Emitter) {
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- var _super = _createSuper(Transport);
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- function Transport(opts) {
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- _classCallCheck(this, Transport);
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- _this = _super.call(this);
- _this.opts = opts;
- _this.query = opts.query;
- _this.readyState = "";
- _this.socket = opts.socket;
- return _this;
- }
- /**
- * Emits an error.
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- * @param {String} str
- * @return {Transport} for chaining
- * @api public
- */
-
-
- _createClass(Transport, [{
- key: "onError",
- value: function onError(msg, desc) {
- var err = new Error(msg);
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- * Opens the transport.
- *
- * @api public
- */
-
- }, {
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- value: function open() {
- if ("closed" === this.readyState || "" === this.readyState) {
- this.readyState = "opening";
- this.doOpen();
- }
-
- return this;
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- * @api private
- */
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- }, {
- key: "close",
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- if ("opening" === this.readyState || "open" === this.readyState) {
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- */
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- }, {
- key: "send",
- value: function send(packets) {
- if ("open" === this.readyState) {
- this.write(packets);
- } else {
- throw new Error("Transport not open");
- }
- }
- /**
- * Called upon open
- *
- * @api private
- */
-
- }, {
- key: "onOpen",
- value: function onOpen() {
- this.readyState = "open";
- this.writable = true;
- this.emit("open");
- }
- /**
- * Called with data.
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- * @api private
- */
-
- }, {
- key: "onData",
- value: function onData(data) {
- var packet = parser.decodePacket(data, this.socket.binaryType);
- this.onPacket(packet);
- }
- /**
- * Called with a decoded packet.
- */
-
- }, {
- key: "onPacket",
- value: function onPacket(packet) {
- this.emit("packet", packet);
- }
- /**
- * Called upon close.
- *
- * @api private
- */
-
- }, {
- key: "onClose",
- value: function onClose() {
- this.readyState = "closed";
- this.emit("close");
- }
- }]);
-
- return Transport;
-}(Emitter);
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-module.exports = Transport;
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-client/lib/transports/index.js":
-/*!***************************************************************!*\
- !*** ./node_modules/engine.io-client/lib/transports/index.js ***!
- \***************************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-var XMLHttpRequest = __webpack_require__(/*! xmlhttprequest-ssl */ "./node_modules/engine.io-client/lib/xmlhttprequest.js");
-
-var XHR = __webpack_require__(/*! ./polling-xhr */ "./node_modules/engine.io-client/lib/transports/polling-xhr.js");
-
-var JSONP = __webpack_require__(/*! ./polling-jsonp */ "./node_modules/engine.io-client/lib/transports/polling-jsonp.js");
-
-var websocket = __webpack_require__(/*! ./websocket */ "./node_modules/engine.io-client/lib/transports/websocket.js");
-
-exports.polling = polling;
-exports.websocket = websocket;
-/**
- * Polling transport polymorphic constructor.
- * Decides on xhr vs jsonp based on feature detection.
- *
- * @api private
- */
-
-function polling(opts) {
- var xhr;
- var xd = false;
- var xs = false;
- var jsonp = false !== opts.jsonp;
-
- if (typeof location !== "undefined") {
- var isSSL = "https:" === location.protocol;
- var port = location.port; // some user agents have empty `location.port`
-
- if (!port) {
- port = isSSL ? 443 : 80;
- }
-
- xd = opts.hostname !== location.hostname || port !== opts.port;
- xs = opts.secure !== isSSL;
- }
-
- opts.xdomain = xd;
- opts.xscheme = xs;
- xhr = new XMLHttpRequest(opts);
-
- if ("open" in xhr && !opts.forceJSONP) {
- return new XHR(opts);
- } else {
- if (!jsonp) throw new Error("JSONP disabled");
- return new JSONP(opts);
- }
-}
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-client/lib/transports/polling-jsonp.js":
-/*!***********************************************************************!*\
- !*** ./node_modules/engine.io-client/lib/transports/polling-jsonp.js ***!
- \***********************************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
-
-function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
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-function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
-
-function _get(target, property, receiver) { if (typeof Reflect !== "undefined" && Reflect.get) { _get = Reflect.get; } else { _get = function _get(target, property, receiver) { var base = _superPropBase(target, property); if (!base) return; var desc = Object.getOwnPropertyDescriptor(base, property); if (desc.get) { return desc.get.call(receiver); } return desc.value; }; } return _get(target, property, receiver || target); }
-
-function _superPropBase(object, property) { while (!Object.prototype.hasOwnProperty.call(object, property)) { object = _getPrototypeOf(object); if (object === null) break; } return object; }
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-function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
-
-function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
-
-function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
-
-function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
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-function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
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-function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }
-
-function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
-
-var Polling = __webpack_require__(/*! ./polling */ "./node_modules/engine.io-client/lib/transports/polling.js");
-
-var globalThis = __webpack_require__(/*! ../globalThis */ "./node_modules/engine.io-client/lib/globalThis.browser.js");
-
-var rNewline = /\n/g;
-var rEscapedNewline = /\\n/g;
-/**
- * Global JSONP callbacks.
- */
-
-var callbacks;
-/**
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- */
-
-function empty() {}
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-var JSONPPolling = /*#__PURE__*/function (_Polling) {
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-
- var _super = _createSuper(JSONPPolling);
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- /**
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- *
- * @param {Object} opts.
- * @api public
- */
- function JSONPPolling(opts) {
- var _this;
-
- _classCallCheck(this, JSONPPolling);
-
- _this = _super.call(this, opts);
- _this.query = _this.query || {}; // define global callbacks array if not present
- // we do this here (lazily) to avoid unneeded global pollution
-
- if (!callbacks) {
- // we need to consider multiple engines in the same page
- callbacks = globalThis.___eio = globalThis.___eio || [];
- } // callback identifier
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-
- _this.index = callbacks.length; // add callback to jsonp global
-
- var self = _assertThisInitialized(_this);
-
- callbacks.push(function (msg) {
- self.onData(msg);
- }); // append to query string
-
- _this.query.j = _this.index; // prevent spurious errors from being emitted when the window is unloaded
-
- if (typeof addEventListener === "function") {
- addEventListener("beforeunload", function () {
- if (self.script) self.script.onerror = empty;
- }, false);
- }
-
- return _this;
- }
- /**
- * JSONP only supports binary as base64 encoded strings
- */
-
-
- _createClass(JSONPPolling, [{
- key: "doClose",
-
- /**
- * Closes the socket.
- *
- * @api private
- */
- value: function doClose() {
- if (this.script) {
- this.script.parentNode.removeChild(this.script);
- this.script = null;
- }
-
- if (this.form) {
- this.form.parentNode.removeChild(this.form);
- this.form = null;
- this.iframe = null;
- }
-
- _get(_getPrototypeOf(JSONPPolling.prototype), "doClose", this).call(this);
- }
- /**
- * Starts a poll cycle.
- *
- * @api private
- */
-
- }, {
- key: "doPoll",
- value: function doPoll() {
- var self = this;
- var script = document.createElement("script");
-
- if (this.script) {
- this.script.parentNode.removeChild(this.script);
- this.script = null;
- }
-
- script.async = true;
- script.src = this.uri();
-
- script.onerror = function (e) {
- self.onError("jsonp poll error", e);
- };
-
- var insertAt = document.getElementsByTagName("script")[0];
-
- if (insertAt) {
- insertAt.parentNode.insertBefore(script, insertAt);
- } else {
- (document.head || document.body).appendChild(script);
- }
-
- this.script = script;
- var isUAgecko = "undefined" !== typeof navigator && /gecko/i.test(navigator.userAgent);
-
- if (isUAgecko) {
- setTimeout(function () {
- var iframe = document.createElement("iframe");
- document.body.appendChild(iframe);
- document.body.removeChild(iframe);
- }, 100);
- }
- }
- /**
- * Writes with a hidden iframe.
- *
- * @param {String} data to send
- * @param {Function} called upon flush.
- * @api private
- */
-
- }, {
- key: "doWrite",
- value: function doWrite(data, fn) {
- var self = this;
- var iframe;
-
- if (!this.form) {
- var form = document.createElement("form");
- var area = document.createElement("textarea");
- var id = this.iframeId = "eio_iframe_" + this.index;
- form.className = "socketio";
- form.style.position = "absolute";
- form.style.top = "-1000px";
- form.style.left = "-1000px";
- form.target = id;
- form.method = "POST";
- form.setAttribute("accept-charset", "utf-8");
- area.name = "d";
- form.appendChild(area);
- document.body.appendChild(form);
- this.form = form;
- this.area = area;
- }
-
- this.form.action = this.uri();
-
- function complete() {
- initIframe();
- fn();
- }
-
- function initIframe() {
- if (self.iframe) {
- try {
- self.form.removeChild(self.iframe);
- } catch (e) {
- self.onError("jsonp polling iframe removal error", e);
- }
- }
-
- try {
- // ie6 dynamic iframes with target="" support (thanks Chris Lambacher)
- var html = '<iframe src="javascript:0" name="' + self.iframeId + '">';
- iframe = document.createElement(html);
- } catch (e) {
- iframe = document.createElement("iframe");
- iframe.name = self.iframeId;
- iframe.src = "javascript:0";
- }
-
- iframe.id = self.iframeId;
- self.form.appendChild(iframe);
- self.iframe = iframe;
- }
-
- initIframe(); // escape \n to prevent it from being converted into \r\n by some UAs
- // double escaping is required for escaped new lines because unescaping of new lines can be done safely on server-side
-
- data = data.replace(rEscapedNewline, "\\\n");
- this.area.value = data.replace(rNewline, "\\n");
-
- try {
- this.form.submit();
- } catch (e) {}
-
- if (this.iframe.attachEvent) {
- this.iframe.onreadystatechange = function () {
- if (self.iframe.readyState === "complete") {
- complete();
- }
- };
- } else {
- this.iframe.onload = complete;
- }
- }
- }, {
- key: "supportsBinary",
- get: function get() {
- return false;
- }
- }]);
-
- return JSONPPolling;
-}(Polling);
-
-module.exports = JSONPPolling;
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-client/lib/transports/polling-xhr.js":
-/*!*********************************************************************!*\
- !*** ./node_modules/engine.io-client/lib/transports/polling-xhr.js ***!
- \*********************************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-function _extends() { _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }
-
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
-
-function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
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-function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
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-function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
-
-function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
-
-function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
-
-function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
-
-function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
-
-function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }
-
-function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
-
-/* global attachEvent */
-var XMLHttpRequest = __webpack_require__(/*! xmlhttprequest-ssl */ "./node_modules/engine.io-client/lib/xmlhttprequest.js");
-
-var Polling = __webpack_require__(/*! ./polling */ "./node_modules/engine.io-client/lib/transports/polling.js");
-
-var Emitter = __webpack_require__(/*! component-emitter */ "./node_modules/component-emitter/index.js");
-
-var _require = __webpack_require__(/*! ../util */ "./node_modules/engine.io-client/lib/util.js"),
- pick = _require.pick;
-
-var globalThis = __webpack_require__(/*! ../globalThis */ "./node_modules/engine.io-client/lib/globalThis.browser.js");
-
-var debug = __webpack_require__(/*! debug */ "./node_modules/debug/src/browser.js")("engine.io-client:polling-xhr");
-/**
- * Empty function
- */
-
-
-function empty() {}
-
-var hasXHR2 = function () {
- var xhr = new XMLHttpRequest({
- xdomain: false
- });
- return null != xhr.responseType;
-}();
-
-var XHR = /*#__PURE__*/function (_Polling) {
- _inherits(XHR, _Polling);
-
- var _super = _createSuper(XHR);
-
- /**
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- * @param {Object} opts
- * @api public
- */
- function XHR(opts) {
- var _this;
-
- _classCallCheck(this, XHR);
-
- _this = _super.call(this, opts);
-
- if (typeof location !== "undefined") {
- var isSSL = "https:" === location.protocol;
- var port = location.port; // some user agents have empty `location.port`
-
- if (!port) {
- port = isSSL ? 443 : 80;
- }
-
- _this.xd = typeof location !== "undefined" && opts.hostname !== location.hostname || port !== opts.port;
- _this.xs = opts.secure !== isSSL;
- }
- /**
- * XHR supports binary
- */
-
-
- var forceBase64 = opts && opts.forceBase64;
- _this.supportsBinary = hasXHR2 && !forceBase64;
- return _this;
- }
- /**
- * Creates a request.
- *
- * @param {String} method
- * @api private
- */
-
-
- _createClass(XHR, [{
- key: "request",
- value: function request() {
- var opts = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
-
- _extends(opts, {
- xd: this.xd,
- xs: this.xs
- }, this.opts);
-
- return new Request(this.uri(), opts);
- }
- /**
- * Sends data.
- *
- * @param {String} data to send.
- * @param {Function} called upon flush.
- * @api private
- */
-
- }, {
- key: "doWrite",
- value: function doWrite(data, fn) {
- var req = this.request({
- method: "POST",
- data: data
- });
- var self = this;
- req.on("success", fn);
- req.on("error", function (err) {
- self.onError("xhr post error", err);
- });
- }
- /**
- * Starts a poll cycle.
- *
- * @api private
- */
-
- }, {
- key: "doPoll",
- value: function doPoll() {
- debug("xhr poll");
- var req = this.request();
- var self = this;
- req.on("data", function (data) {
- self.onData(data);
- });
- req.on("error", function (err) {
- self.onError("xhr poll error", err);
- });
- this.pollXhr = req;
- }
- }]);
-
- return XHR;
-}(Polling);
-
-var Request = /*#__PURE__*/function (_Emitter) {
- _inherits(Request, _Emitter);
-
- var _super2 = _createSuper(Request);
-
- /**
- * Request constructor
- *
- * @param {Object} options
- * @api public
- */
- function Request(uri, opts) {
- var _this2;
-
- _classCallCheck(this, Request);
-
- _this2 = _super2.call(this);
- _this2.opts = opts;
- _this2.method = opts.method || "GET";
- _this2.uri = uri;
- _this2.async = false !== opts.async;
- _this2.data = undefined !== opts.data ? opts.data : null;
-
- _this2.create();
-
- return _this2;
- }
- /**
- * Creates the XHR object and sends the request.
- *
- * @api private
- */
-
-
- _createClass(Request, [{
- key: "create",
- value: function create() {
- var opts = pick(this.opts, "agent", "enablesXDR", "pfx", "key", "passphrase", "cert", "ca", "ciphers", "rejectUnauthorized");
- opts.xdomain = !!this.opts.xd;
- opts.xscheme = !!this.opts.xs;
- var xhr = this.xhr = new XMLHttpRequest(opts);
- var self = this;
-
- try {
- debug("xhr open %s: %s", this.method, this.uri);
- xhr.open(this.method, this.uri, this.async);
-
- try {
- if (this.opts.extraHeaders) {
- xhr.setDisableHeaderCheck && xhr.setDisableHeaderCheck(true);
-
- for (var i in this.opts.extraHeaders) {
- if (this.opts.extraHeaders.hasOwnProperty(i)) {
- xhr.setRequestHeader(i, this.opts.extraHeaders[i]);
- }
- }
- }
- } catch (e) {}
-
- if ("POST" === this.method) {
- try {
- xhr.setRequestHeader("Content-type", "text/plain;charset=UTF-8");
- } catch (e) {}
- }
-
- try {
- xhr.setRequestHeader("Accept", "*/*");
- } catch (e) {} // ie6 check
-
-
- if ("withCredentials" in xhr) {
- xhr.withCredentials = this.opts.withCredentials;
- }
-
- if (this.opts.requestTimeout) {
- xhr.timeout = this.opts.requestTimeout;
- }
-
- if (this.hasXDR()) {
- xhr.onload = function () {
- self.onLoad();
- };
-
- xhr.onerror = function () {
- self.onError(xhr.responseText);
- };
- } else {
- xhr.onreadystatechange = function () {
- if (4 !== xhr.readyState) return;
-
- if (200 === xhr.status || 1223 === xhr.status) {
- self.onLoad();
- } else {
- // make sure the `error` event handler that's user-set
- // does not throw in the same tick and gets caught here
- setTimeout(function () {
- self.onError(typeof xhr.status === "number" ? xhr.status : 0);
- }, 0);
- }
- };
- }
-
- debug("xhr data %s", this.data);
- xhr.send(this.data);
- } catch (e) {
- // Need to defer since .create() is called directly from the constructor
- // and thus the 'error' event can only be only bound *after* this exception
- // occurs. Therefore, also, we cannot throw here at all.
- setTimeout(function () {
- self.onError(e);
- }, 0);
- return;
- }
-
- if (typeof document !== "undefined") {
- this.index = Request.requestsCount++;
- Request.requests[this.index] = this;
- }
- }
- /**
- * Called upon successful response.
- *
- * @api private
- */
-
- }, {
- key: "onSuccess",
- value: function onSuccess() {
- this.emit("success");
- this.cleanup();
- }
- /**
- * Called if we have data.
- *
- * @api private
- */
-
- }, {
- key: "onData",
- value: function onData(data) {
- this.emit("data", data);
- this.onSuccess();
- }
- /**
- * Called upon error.
- *
- * @api private
- */
-
- }, {
- key: "onError",
- value: function onError(err) {
- this.emit("error", err);
- this.cleanup(true);
- }
- /**
- * Cleans up house.
- *
- * @api private
- */
-
- }, {
- key: "cleanup",
- value: function cleanup(fromError) {
- if ("undefined" === typeof this.xhr || null === this.xhr) {
- return;
- } // xmlhttprequest
-
-
- if (this.hasXDR()) {
- this.xhr.onload = this.xhr.onerror = empty;
- } else {
- this.xhr.onreadystatechange = empty;
- }
-
- if (fromError) {
- try {
- this.xhr.abort();
- } catch (e) {}
- }
-
- if (typeof document !== "undefined") {
- delete Request.requests[this.index];
- }
-
- this.xhr = null;
- }
- /**
- * Called upon load.
- *
- * @api private
- */
-
- }, {
- key: "onLoad",
- value: function onLoad() {
- var data = this.xhr.responseText;
-
- if (data !== null) {
- this.onData(data);
- }
- }
- /**
- * Check if it has XDomainRequest.
- *
- * @api private
- */
-
- }, {
- key: "hasXDR",
- value: function hasXDR() {
- return typeof XDomainRequest !== "undefined" && !this.xs && this.enablesXDR;
- }
- /**
- * Aborts the request.
- *
- * @api public
- */
-
- }, {
- key: "abort",
- value: function abort() {
- this.cleanup();
- }
- }]);
-
- return Request;
-}(Emitter);
-/**
- * Aborts pending requests when unloading the window. This is needed to prevent
- * memory leaks (e.g. when using IE) and to ensure that no spurious error is
- * emitted.
- */
-
-
-Request.requestsCount = 0;
-Request.requests = {};
-
-if (typeof document !== "undefined") {
- if (typeof attachEvent === "function") {
- attachEvent("onunload", unloadHandler);
- } else if (typeof addEventListener === "function") {
- var terminationEvent = "onpagehide" in globalThis ? "pagehide" : "unload";
- addEventListener(terminationEvent, unloadHandler, false);
- }
-}
-
-function unloadHandler() {
- for (var i in Request.requests) {
- if (Request.requests.hasOwnProperty(i)) {
- Request.requests[i].abort();
- }
- }
-}
-
-module.exports = XHR;
-module.exports.Request = Request;
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-client/lib/transports/polling.js":
-/*!*****************************************************************!*\
- !*** ./node_modules/engine.io-client/lib/transports/polling.js ***!
- \*****************************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
-
-function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
-
-function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
-
-function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
-
-function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
-
-function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
-
-function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
-
-function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
-
-function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }
-
-function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
-
-var Transport = __webpack_require__(/*! ../transport */ "./node_modules/engine.io-client/lib/transport.js");
-
-var parseqs = __webpack_require__(/*! parseqs */ "./node_modules/parseqs/index.js");
-
-var parser = __webpack_require__(/*! engine.io-parser */ "./node_modules/engine.io-parser/lib/index.js");
-
-var yeast = __webpack_require__(/*! yeast */ "./node_modules/yeast/index.js");
-
-var debug = __webpack_require__(/*! debug */ "./node_modules/debug/src/browser.js")("engine.io-client:polling");
-
-var Polling = /*#__PURE__*/function (_Transport) {
- _inherits(Polling, _Transport);
-
- var _super = _createSuper(Polling);
-
- function Polling() {
- _classCallCheck(this, Polling);
-
- return _super.apply(this, arguments);
- }
-
- _createClass(Polling, [{
- key: "doOpen",
-
- /**
- * Opens the socket (triggers polling). We write a PING message to determine
- * when the transport is open.
- *
- * @api private
- */
- value: function doOpen() {
- this.poll();
- }
- /**
- * Pauses polling.
- *
- * @param {Function} callback upon buffers are flushed and transport is paused
- * @api private
- */
-
- }, {
- key: "pause",
- value: function pause(onPause) {
- var self = this;
- this.readyState = "pausing";
-
- function pause() {
- debug("paused");
- self.readyState = "paused";
- onPause();
- }
-
- if (this.polling || !this.writable) {
- var total = 0;
-
- if (this.polling) {
- debug("we are currently polling - waiting to pause");
- total++;
- this.once("pollComplete", function () {
- debug("pre-pause polling complete");
- --total || pause();
- });
- }
-
- if (!this.writable) {
- debug("we are currently writing - waiting to pause");
- total++;
- this.once("drain", function () {
- debug("pre-pause writing complete");
- --total || pause();
- });
- }
- } else {
- pause();
- }
- }
- /**
- * Starts polling cycle.
- *
- * @api public
- */
-
- }, {
- key: "poll",
- value: function poll() {
- debug("polling");
- this.polling = true;
- this.doPoll();
- this.emit("poll");
- }
- /**
- * Overloads onData to detect payloads.
- *
- * @api private
- */
-
- }, {
- key: "onData",
- value: function onData(data) {
- var self = this;
- debug("polling got data %s", data);
-
- var callback = function callback(packet, index, total) {
- // if its the first message we consider the transport open
- if ("opening" === self.readyState && packet.type === "open") {
- self.onOpen();
- } // if its a close packet, we close the ongoing requests
-
-
- if ("close" === packet.type) {
- self.onClose();
- return false;
- } // otherwise bypass onData and handle the message
-
-
- self.onPacket(packet);
- }; // decode payload
-
-
- parser.decodePayload(data, this.socket.binaryType).forEach(callback); // if an event did not trigger closing
-
- if ("closed" !== this.readyState) {
- // if we got data we're not polling
- this.polling = false;
- this.emit("pollComplete");
-
- if ("open" === this.readyState) {
- this.poll();
- } else {
- debug('ignoring poll - transport state "%s"', this.readyState);
- }
- }
- }
- /**
- * For polling, send a close packet.
- *
- * @api private
- */
-
- }, {
- key: "doClose",
- value: function doClose() {
- var self = this;
-
- function close() {
- debug("writing close packet");
- self.write([{
- type: "close"
- }]);
- }
-
- if ("open" === this.readyState) {
- debug("transport open - closing");
- close();
- } else {
- // in case we're trying to close while
- // handshaking is in progress (GH-164)
- debug("transport not open - deferring close");
- this.once("open", close);
- }
- }
- /**
- * Writes a packets payload.
- *
- * @param {Array} data packets
- * @param {Function} drain callback
- * @api private
- */
-
- }, {
- key: "write",
- value: function write(packets) {
- var _this = this;
-
- this.writable = false;
- parser.encodePayload(packets, function (data) {
- _this.doWrite(data, function () {
- _this.writable = true;
-
- _this.emit("drain");
- });
- });
- }
- /**
- * Generates uri for connection.
- *
- * @api private
- */
-
- }, {
- key: "uri",
- value: function uri() {
- var query = this.query || {};
- var schema = this.opts.secure ? "https" : "http";
- var port = ""; // cache busting is forced
-
- if (false !== this.opts.timestampRequests) {
- query[this.opts.timestampParam] = yeast();
- }
-
- if (!this.supportsBinary && !query.sid) {
- query.b64 = 1;
- }
-
- query = parseqs.encode(query); // avoid port if default for schema
-
- if (this.opts.port && ("https" === schema && Number(this.opts.port) !== 443 || "http" === schema && Number(this.opts.port) !== 80)) {
- port = ":" + this.opts.port;
- } // prepend ? to query
-
-
- if (query.length) {
- query = "?" + query;
- }
-
- var ipv6 = this.opts.hostname.indexOf(":") !== -1;
- return schema + "://" + (ipv6 ? "[" + this.opts.hostname + "]" : this.opts.hostname) + port + this.opts.path + query;
- }
- }, {
- key: "name",
-
- /**
- * Transport name.
- */
- get: function get() {
- return "polling";
- }
- }]);
-
- return Polling;
-}(Transport);
-
-module.exports = Polling;
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-client/lib/transports/websocket-constructor.browser.js":
-/*!***************************************************************************************!*\
- !*** ./node_modules/engine.io-client/lib/transports/websocket-constructor.browser.js ***!
- \***************************************************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-var globalThis = __webpack_require__(/*! ../globalThis */ "./node_modules/engine.io-client/lib/globalThis.browser.js");
-
-module.exports = {
- WebSocket: globalThis.WebSocket || globalThis.MozWebSocket,
- usingBrowserWebSocket: true,
- defaultBinaryType: "arraybuffer"
-};
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-client/lib/transports/websocket.js":
-/*!*******************************************************************!*\
- !*** ./node_modules/engine.io-client/lib/transports/websocket.js ***!
- \*******************************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
-
-function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
-
-function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
-
-function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
-
-function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
-
-function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
-
-function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
-
-function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
-
-function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }
-
-function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
-
-var Transport = __webpack_require__(/*! ../transport */ "./node_modules/engine.io-client/lib/transport.js");
-
-var parser = __webpack_require__(/*! engine.io-parser */ "./node_modules/engine.io-parser/lib/index.js");
-
-var parseqs = __webpack_require__(/*! parseqs */ "./node_modules/parseqs/index.js");
-
-var yeast = __webpack_require__(/*! yeast */ "./node_modules/yeast/index.js");
-
-var _require = __webpack_require__(/*! ../util */ "./node_modules/engine.io-client/lib/util.js"),
- pick = _require.pick;
-
-var _require2 = __webpack_require__(/*! ./websocket-constructor */ "./node_modules/engine.io-client/lib/transports/websocket-constructor.browser.js"),
- WebSocket = _require2.WebSocket,
- usingBrowserWebSocket = _require2.usingBrowserWebSocket,
- defaultBinaryType = _require2.defaultBinaryType;
-
-var debug = __webpack_require__(/*! debug */ "./node_modules/debug/src/browser.js")("engine.io-client:websocket"); // detect ReactNative environment
-
-
-var isReactNative = typeof navigator !== "undefined" && typeof navigator.product === "string" && navigator.product.toLowerCase() === "reactnative";
-
-var WS = /*#__PURE__*/function (_Transport) {
- _inherits(WS, _Transport);
-
- var _super = _createSuper(WS);
-
- /**
- * WebSocket transport constructor.
- *
- * @api {Object} connection options
- * @api public
- */
- function WS(opts) {
- var _this;
-
- _classCallCheck(this, WS);
-
- _this = _super.call(this, opts);
- _this.supportsBinary = !opts.forceBase64;
- return _this;
- }
- /**
- * Transport name.
- *
- * @api public
- */
-
-
- _createClass(WS, [{
- key: "doOpen",
-
- /**
- * Opens socket.
- *
- * @api private
- */
- value: function doOpen() {
- if (!this.check()) {
- // let probe timeout
- return;
- }
-
- var uri = this.uri();
- var protocols = this.opts.protocols; // React Native only supports the 'headers' option, and will print a warning if anything else is passed
-
- var opts = isReactNative ? {} : pick(this.opts, "agent", "perMessageDeflate", "pfx", "key", "passphrase", "cert", "ca", "ciphers", "rejectUnauthorized", "localAddress");
-
- if (this.opts.extraHeaders) {
- opts.headers = this.opts.extraHeaders;
- }
-
- try {
- this.ws = usingBrowserWebSocket && !isReactNative ? protocols ? new WebSocket(uri, protocols) : new WebSocket(uri) : new WebSocket(uri, protocols, opts);
- } catch (err) {
- return this.emit("error", err);
- }
-
- this.ws.binaryType = this.socket.binaryType || defaultBinaryType;
- this.addEventListeners();
- }
- /**
- * Adds event listeners to the socket
- *
- * @api private
- */
-
- }, {
- key: "addEventListeners",
- value: function addEventListeners() {
- var self = this;
-
- this.ws.onopen = function () {
- self.onOpen();
- };
-
- this.ws.onclose = function () {
- self.onClose();
- };
-
- this.ws.onmessage = function (ev) {
- self.onData(ev.data);
- };
-
- this.ws.onerror = function (e) {
- self.onError("websocket error", e);
- };
- }
- /**
- * Writes data to socket.
- *
- * @param {Array} array of packets.
- * @api private
- */
-
- }, {
- key: "write",
- value: function write(packets) {
- var self = this;
- this.writable = false; // encodePacket efficient as it uses WS framing
- // no need for encodePayload
-
- var total = packets.length;
- var i = 0;
- var l = total;
-
- for (; i < l; i++) {
- (function (packet) {
- parser.encodePacket(packet, self.supportsBinary, function (data) {
- // always create a new object (GH-437)
- var opts = {};
-
- if (!usingBrowserWebSocket) {
- if (packet.options) {
- opts.compress = packet.options.compress;
- }
-
- if (self.opts.perMessageDeflate) {
- var len = "string" === typeof data ? Buffer.byteLength(data) : data.length;
-
- if (len < self.opts.perMessageDeflate.threshold) {
- opts.compress = false;
- }
- }
- } // Sometimes the websocket has already been closed but the browser didn't
- // have a chance of informing us about it yet, in that case send will
- // throw an error
-
-
- try {
- if (usingBrowserWebSocket) {
- // TypeError is thrown when passing the second argument on Safari
- self.ws.send(data);
- } else {
- self.ws.send(data, opts);
- }
- } catch (e) {
- debug("websocket closed before onclose event");
- }
-
- --total || done();
- });
- })(packets[i]);
- }
-
- function done() {
- self.emit("flush"); // fake drain
- // defer to next tick to allow Socket to clear writeBuffer
-
- setTimeout(function () {
- self.writable = true;
- self.emit("drain");
- }, 0);
- }
- }
- /**
- * Called upon close
- *
- * @api private
- */
-
- }, {
- key: "onClose",
- value: function onClose() {
- Transport.prototype.onClose.call(this);
- }
- /**
- * Closes socket.
- *
- * @api private
- */
-
- }, {
- key: "doClose",
- value: function doClose() {
- if (typeof this.ws !== "undefined") {
- this.ws.close();
- }
- }
- /**
- * Generates uri for connection.
- *
- * @api private
- */
-
- }, {
- key: "uri",
- value: function uri() {
- var query = this.query || {};
- var schema = this.opts.secure ? "wss" : "ws";
- var port = ""; // avoid port if default for schema
-
- if (this.opts.port && ("wss" === schema && Number(this.opts.port) !== 443 || "ws" === schema && Number(this.opts.port) !== 80)) {
- port = ":" + this.opts.port;
- } // append timestamp to URI
-
-
- if (this.opts.timestampRequests) {
- query[this.opts.timestampParam] = yeast();
- } // communicate binary support capabilities
-
-
- if (!this.supportsBinary) {
- query.b64 = 1;
- }
-
- query = parseqs.encode(query); // prepend ? to query
-
- if (query.length) {
- query = "?" + query;
- }
-
- var ipv6 = this.opts.hostname.indexOf(":") !== -1;
- return schema + "://" + (ipv6 ? "[" + this.opts.hostname + "]" : this.opts.hostname) + port + this.opts.path + query;
- }
- /**
- * Feature detection for WebSocket.
- *
- * @return {Boolean} whether this transport is available.
- * @api public
- */
-
- }, {
- key: "check",
- value: function check() {
- return !!WebSocket && !("__initialize" in WebSocket && this.name === WS.prototype.name);
- }
- }, {
- key: "name",
- get: function get() {
- return "websocket";
- }
- }]);
-
- return WS;
-}(Transport);
-
-module.exports = WS;
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-client/lib/util.js":
-/*!***************************************************!*\
- !*** ./node_modules/engine.io-client/lib/util.js ***!
- \***************************************************/
-/*! no static exports found */
-/***/ (function(module, exports) {
-
-module.exports.pick = function (obj) {
- for (var _len = arguments.length, attr = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
- attr[_key - 1] = arguments[_key];
- }
-
- return attr.reduce(function (acc, k) {
- acc[k] = obj[k];
- return acc;
- }, {});
-};
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-client/lib/xmlhttprequest.js":
-/*!*************************************************************!*\
- !*** ./node_modules/engine.io-client/lib/xmlhttprequest.js ***!
- \*************************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-// browser shim for xmlhttprequest module
-var hasCORS = __webpack_require__(/*! has-cors */ "./node_modules/has-cors/index.js");
-
-var globalThis = __webpack_require__(/*! ./globalThis */ "./node_modules/engine.io-client/lib/globalThis.browser.js");
-
-module.exports = function (opts) {
- var xdomain = opts.xdomain; // scheme must be same when usign XDomainRequest
- // http://blogs.msdn.com/b/ieinternals/archive/2010/05/13/xdomainrequest-restrictions-limitations-and-workarounds.aspx
-
- var xscheme = opts.xscheme; // XDomainRequest has a flow of not sending cookie, therefore it should be disabled as a default.
- // https://github.com/Automattic/engine.io-client/pull/217
-
- var enablesXDR = opts.enablesXDR; // XMLHttpRequest can be disabled on IE
-
- try {
- if ("undefined" !== typeof XMLHttpRequest && (!xdomain || hasCORS)) {
- return new XMLHttpRequest();
- }
- } catch (e) {} // Use XDomainRequest for IE8 if enablesXDR is true
- // because loading bar keeps flashing when using jsonp-polling
- // https://github.com/yujiosaka/socke.io-ie8-loading-example
-
-
- try {
- if ("undefined" !== typeof XDomainRequest && !xscheme && enablesXDR) {
- return new XDomainRequest();
- }
- } catch (e) {}
-
- if (!xdomain) {
- try {
- return new globalThis[["Active"].concat("Object").join("X")]("Microsoft.XMLHTTP");
- } catch (e) {}
- }
-};
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-parser/lib/commons.js":
-/*!******************************************************!*\
- !*** ./node_modules/engine.io-parser/lib/commons.js ***!
- \******************************************************/
-/*! no static exports found */
-/***/ (function(module, exports) {
-
-var PACKET_TYPES = Object.create(null); // no Map = no polyfill
-
-PACKET_TYPES["open"] = "0";
-PACKET_TYPES["close"] = "1";
-PACKET_TYPES["ping"] = "2";
-PACKET_TYPES["pong"] = "3";
-PACKET_TYPES["message"] = "4";
-PACKET_TYPES["upgrade"] = "5";
-PACKET_TYPES["noop"] = "6";
-var PACKET_TYPES_REVERSE = Object.create(null);
-Object.keys(PACKET_TYPES).forEach(function (key) {
- PACKET_TYPES_REVERSE[PACKET_TYPES[key]] = key;
-});
-var ERROR_PACKET = {
- type: "error",
- data: "parser error"
-};
-module.exports = {
- PACKET_TYPES: PACKET_TYPES,
- PACKET_TYPES_REVERSE: PACKET_TYPES_REVERSE,
- ERROR_PACKET: ERROR_PACKET
-};
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-parser/lib/decodePacket.browser.js":
-/*!*******************************************************************!*\
- !*** ./node_modules/engine.io-parser/lib/decodePacket.browser.js ***!
- \*******************************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-var _require = __webpack_require__(/*! ./commons */ "./node_modules/engine.io-parser/lib/commons.js"),
- PACKET_TYPES_REVERSE = _require.PACKET_TYPES_REVERSE,
- ERROR_PACKET = _require.ERROR_PACKET;
-
-var withNativeArrayBuffer = typeof ArrayBuffer === "function";
-var base64decoder;
-
-if (withNativeArrayBuffer) {
- base64decoder = __webpack_require__(/*! base64-arraybuffer */ "./node_modules/base64-arraybuffer/lib/base64-arraybuffer.js");
-}
-
-var decodePacket = function decodePacket(encodedPacket, binaryType) {
- if (typeof encodedPacket !== "string") {
- return {
- type: "message",
- data: mapBinary(encodedPacket, binaryType)
- };
- }
-
- var type = encodedPacket.charAt(0);
-
- if (type === "b") {
- return {
- type: "message",
- data: decodeBase64Packet(encodedPacket.substring(1), binaryType)
- };
- }
-
- var packetType = PACKET_TYPES_REVERSE[type];
-
- if (!packetType) {
- return ERROR_PACKET;
- }
-
- return encodedPacket.length > 1 ? {
- type: PACKET_TYPES_REVERSE[type],
- data: encodedPacket.substring(1)
- } : {
- type: PACKET_TYPES_REVERSE[type]
- };
-};
-
-var decodeBase64Packet = function decodeBase64Packet(data, binaryType) {
- if (base64decoder) {
- var decoded = base64decoder.decode(data);
- return mapBinary(decoded, binaryType);
- } else {
- return {
- base64: true,
- data: data
- }; // fallback for old browsers
- }
-};
-
-var mapBinary = function mapBinary(data, binaryType) {
- switch (binaryType) {
- case "blob":
- return data instanceof ArrayBuffer ? new Blob([data]) : data;
-
- case "arraybuffer":
- default:
- return data;
- // assuming the data is already an ArrayBuffer
- }
-};
-
-module.exports = decodePacket;
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-parser/lib/encodePacket.browser.js":
-/*!*******************************************************************!*\
- !*** ./node_modules/engine.io-parser/lib/encodePacket.browser.js ***!
- \*******************************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-var _require = __webpack_require__(/*! ./commons */ "./node_modules/engine.io-parser/lib/commons.js"),
- PACKET_TYPES = _require.PACKET_TYPES;
-
-var withNativeBlob = typeof Blob === "function" || typeof Blob !== "undefined" && Object.prototype.toString.call(Blob) === "[object BlobConstructor]";
-var withNativeArrayBuffer = typeof ArrayBuffer === "function"; // ArrayBuffer.isView method is not defined in IE10
-
-var isView = function isView(obj) {
- return typeof ArrayBuffer.isView === "function" ? ArrayBuffer.isView(obj) : obj && obj.buffer instanceof ArrayBuffer;
-};
-
-var encodePacket = function encodePacket(_ref, supportsBinary, callback) {
- var type = _ref.type,
- data = _ref.data;
-
- if (withNativeBlob && data instanceof Blob) {
- if (supportsBinary) {
- return callback(data);
- } else {
- return encodeBlobAsBase64(data, callback);
- }
- } else if (withNativeArrayBuffer && (data instanceof ArrayBuffer || isView(data))) {
- if (supportsBinary) {
- return callback(data instanceof ArrayBuffer ? data : data.buffer);
- } else {
- return encodeBlobAsBase64(new Blob([data]), callback);
- }
- } // plain string
-
-
- return callback(PACKET_TYPES[type] + (data || ""));
-};
-
-var encodeBlobAsBase64 = function encodeBlobAsBase64(data, callback) {
- var fileReader = new FileReader();
-
- fileReader.onload = function () {
- var content = fileReader.result.split(",")[1];
- callback("b" + content);
- };
-
- return fileReader.readAsDataURL(data);
-};
-
-module.exports = encodePacket;
-
-/***/ }),
-
-/***/ "./node_modules/engine.io-parser/lib/index.js":
-/*!****************************************************!*\
- !*** ./node_modules/engine.io-parser/lib/index.js ***!
- \****************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-var encodePacket = __webpack_require__(/*! ./encodePacket */ "./node_modules/engine.io-parser/lib/encodePacket.browser.js");
-
-var decodePacket = __webpack_require__(/*! ./decodePacket */ "./node_modules/engine.io-parser/lib/decodePacket.browser.js");
-
-var SEPARATOR = String.fromCharCode(30); // see https://en.wikipedia.org/wiki/Delimiter#ASCII_delimited_text
-
-var encodePayload = function encodePayload(packets, callback) {
- // some packets may be added to the array while encoding, so the initial length must be saved
- var length = packets.length;
- var encodedPackets = new Array(length);
- var count = 0;
- packets.forEach(function (packet, i) {
- // force base64 encoding for binary packets
- encodePacket(packet, false, function (encodedPacket) {
- encodedPackets[i] = encodedPacket;
-
- if (++count === length) {
- callback(encodedPackets.join(SEPARATOR));
- }
- });
- });
-};
-
-var decodePayload = function decodePayload(encodedPayload, binaryType) {
- var encodedPackets = encodedPayload.split(SEPARATOR);
- var packets = [];
-
- for (var i = 0; i < encodedPackets.length; i++) {
- var decodedPacket = decodePacket(encodedPackets[i], binaryType);
- packets.push(decodedPacket);
-
- if (decodedPacket.type === "error") {
- break;
- }
- }
-
- return packets;
-};
-
-module.exports = {
- protocol: 4,
- encodePacket: encodePacket,
- encodePayload: encodePayload,
- decodePacket: decodePacket,
- decodePayload: decodePayload
-};
-
-/***/ }),
-
-/***/ "./node_modules/has-cors/index.js":
-/*!****************************************!*\
- !*** ./node_modules/has-cors/index.js ***!
- \****************************************/
-/*! no static exports found */
-/***/ (function(module, exports) {
-
-/**
- * Module exports.
- *
- * Logic borrowed from Modernizr:
- *
- * - https://github.com/Modernizr/Modernizr/blob/master/feature-detects/cors.js
- */
-try {
- module.exports = typeof XMLHttpRequest !== 'undefined' && 'withCredentials' in new XMLHttpRequest();
-} catch (err) {
- // if XMLHttp support is disabled in IE then it will throw
- // when trying to create
- module.exports = false;
-}
-
-/***/ }),
-
-/***/ "./node_modules/ms/index.js":
-/*!**********************************!*\
- !*** ./node_modules/ms/index.js ***!
- \**********************************/
-/*! no static exports found */
-/***/ (function(module, exports) {
-
-function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-/**
- * Helpers.
- */
-var s = 1000;
-var m = s * 60;
-var h = m * 60;
-var d = h * 24;
-var w = d * 7;
-var y = d * 365.25;
-/**
- * Parse or format the given `val`.
- *
- * Options:
- *
- * - `long` verbose formatting [false]
- *
- * @param {String|Number} val
- * @param {Object} [options]
- * @throws {Error} throw an error if val is not a non-empty string or a number
- * @return {String|Number}
- * @api public
- */
-
-module.exports = function (val, options) {
- options = options || {};
-
- var type = _typeof(val);
-
- if (type === 'string' && val.length > 0) {
- return parse(val);
- } else if (type === 'number' && isFinite(val)) {
- return options["long"] ? fmtLong(val) : fmtShort(val);
- }
-
- throw new Error('val is not a non-empty string or a valid number. val=' + JSON.stringify(val));
-};
-/**
- * Parse the given `str` and return milliseconds.
- *
- * @param {String} str
- * @return {Number}
- * @api private
- */
-
-
-function parse(str) {
- str = String(str);
-
- if (str.length > 100) {
- return;
- }
-
- var match = /^(-?(?:\d+)?\.?\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|weeks?|w|years?|yrs?|y)?$/i.exec(str);
-
- if (!match) {
- return;
- }
-
- var n = parseFloat(match[1]);
- var type = (match[2] || 'ms').toLowerCase();
-
- switch (type) {
- case 'years':
- case 'year':
- case 'yrs':
- case 'yr':
- case 'y':
- return n * y;
-
- case 'weeks':
- case 'week':
- case 'w':
- return n * w;
-
- case 'days':
- case 'day':
- case 'd':
- return n * d;
-
- case 'hours':
- case 'hour':
- case 'hrs':
- case 'hr':
- case 'h':
- return n * h;
-
- case 'minutes':
- case 'minute':
- case 'mins':
- case 'min':
- case 'm':
- return n * m;
-
- case 'seconds':
- case 'second':
- case 'secs':
- case 'sec':
- case 's':
- return n * s;
-
- case 'milliseconds':
- case 'millisecond':
- case 'msecs':
- case 'msec':
- case 'ms':
- return n;
-
- default:
- return undefined;
- }
-}
-/**
- * Short format for `ms`.
- *
- * @param {Number} ms
- * @return {String}
- * @api private
- */
-
-
-function fmtShort(ms) {
- var msAbs = Math.abs(ms);
-
- if (msAbs >= d) {
- return Math.round(ms / d) + 'd';
- }
-
- if (msAbs >= h) {
- return Math.round(ms / h) + 'h';
- }
-
- if (msAbs >= m) {
- return Math.round(ms / m) + 'm';
- }
-
- if (msAbs >= s) {
- return Math.round(ms / s) + 's';
- }
-
- return ms + 'ms';
-}
-/**
- * Long format for `ms`.
- *
- * @param {Number} ms
- * @return {String}
- * @api private
- */
-
-
-function fmtLong(ms) {
- var msAbs = Math.abs(ms);
-
- if (msAbs >= d) {
- return plural(ms, msAbs, d, 'day');
- }
-
- if (msAbs >= h) {
- return plural(ms, msAbs, h, 'hour');
- }
-
- if (msAbs >= m) {
- return plural(ms, msAbs, m, 'minute');
- }
-
- if (msAbs >= s) {
- return plural(ms, msAbs, s, 'second');
- }
-
- return ms + ' ms';
-}
-/**
- * Pluralization helper.
- */
-
-
-function plural(ms, msAbs, n, name) {
- var isPlural = msAbs >= n * 1.5;
- return Math.round(ms / n) + ' ' + name + (isPlural ? 's' : '');
-}
-
-/***/ }),
-
-/***/ "./node_modules/parseqs/index.js":
-/*!***************************************!*\
- !*** ./node_modules/parseqs/index.js ***!
- \***************************************/
-/*! no static exports found */
-/***/ (function(module, exports) {
-
-/**
- * Compiles a querystring
- * Returns string representation of the object
- *
- * @param {Object}
- * @api private
- */
-exports.encode = function (obj) {
- var str = '';
-
- for (var i in obj) {
- if (obj.hasOwnProperty(i)) {
- if (str.length) str += '&';
- str += encodeURIComponent(i) + '=' + encodeURIComponent(obj[i]);
- }
- }
-
- return str;
-};
-/**
- * Parses a simple querystring into an object
- *
- * @param {String} qs
- * @api private
- */
-
-
-exports.decode = function (qs) {
- var qry = {};
- var pairs = qs.split('&');
-
- for (var i = 0, l = pairs.length; i < l; i++) {
- var pair = pairs[i].split('=');
- qry[decodeURIComponent(pair[0])] = decodeURIComponent(pair[1]);
- }
-
- return qry;
-};
-
-/***/ }),
-
-/***/ "./node_modules/parseuri/index.js":
-/*!****************************************!*\
- !*** ./node_modules/parseuri/index.js ***!
- \****************************************/
-/*! no static exports found */
-/***/ (function(module, exports) {
-
-/**
- * Parses an URI
- *
- * @author Steven Levithan <stevenlevithan.com> (MIT license)
- * @api private
- */
-var re = /^(?:(?![^:@]+:[^:@\/]*@)(http|https|ws|wss):\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?((?:[a-f0-9]{0,4}:){2,7}[a-f0-9]{0,4}|[^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/;
-var parts = ['source', 'protocol', 'authority', 'userInfo', 'user', 'password', 'host', 'port', 'relative', 'path', 'directory', 'file', 'query', 'anchor'];
-
-module.exports = function parseuri(str) {
- var src = str,
- b = str.indexOf('['),
- e = str.indexOf(']');
-
- if (b != -1 && e != -1) {
- str = str.substring(0, b) + str.substring(b, e).replace(/:/g, ';') + str.substring(e, str.length);
- }
-
- var m = re.exec(str || ''),
- uri = {},
- i = 14;
-
- while (i--) {
- uri[parts[i]] = m[i] || '';
- }
-
- if (b != -1 && e != -1) {
- uri.source = src;
- uri.host = uri.host.substring(1, uri.host.length - 1).replace(/;/g, ':');
- uri.authority = uri.authority.replace('[', '').replace(']', '').replace(/;/g, ':');
- uri.ipv6uri = true;
- }
-
- uri.pathNames = pathNames(uri, uri['path']);
- uri.queryKey = queryKey(uri, uri['query']);
- return uri;
-};
-
-function pathNames(obj, path) {
- var regx = /\/{2,9}/g,
- names = path.replace(regx, "/").split("/");
-
- if (path.substr(0, 1) == '/' || path.length === 0) {
- names.splice(0, 1);
- }
-
- if (path.substr(path.length - 1, 1) == '/') {
- names.splice(names.length - 1, 1);
- }
-
- return names;
-}
-
-function queryKey(uri, query) {
- var data = {};
- query.replace(/(?:^|&)([^&=]*)=?([^&]*)/g, function ($0, $1, $2) {
- if ($1) {
- data[$1] = $2;
- }
- });
- return data;
-}
-
-/***/ }),
-
-/***/ "./node_modules/process/browser.js":
-/*!*****************************************!*\
- !*** ./node_modules/process/browser.js ***!
- \*****************************************/
-/*! no static exports found */
-/***/ (function(module, exports) {
-
-// shim for using process in browser
-var process = module.exports = {}; // cached from whatever global is present so that test runners that stub it
-// don't break things. But we need to wrap it in a try catch in case it is
-// wrapped in strict mode code which doesn't define any globals. It's inside a
-// function because try/catches deoptimize in certain engines.
-
-var cachedSetTimeout;
-var cachedClearTimeout;
-
-function defaultSetTimout() {
- throw new Error('setTimeout has not been defined');
-}
-
-function defaultClearTimeout() {
- throw new Error('clearTimeout has not been defined');
-}
-
-(function () {
- try {
- if (typeof setTimeout === 'function') {
- cachedSetTimeout = setTimeout;
- } else {
- cachedSetTimeout = defaultSetTimout;
- }
- } catch (e) {
- cachedSetTimeout = defaultSetTimout;
- }
-
- try {
- if (typeof clearTimeout === 'function') {
- cachedClearTimeout = clearTimeout;
- } else {
- cachedClearTimeout = defaultClearTimeout;
- }
- } catch (e) {
- cachedClearTimeout = defaultClearTimeout;
- }
-})();
-
-function runTimeout(fun) {
- if (cachedSetTimeout === setTimeout) {
- //normal enviroments in sane situations
- return setTimeout(fun, 0);
- } // if setTimeout wasn't available but was latter defined
-
-
- if ((cachedSetTimeout === defaultSetTimout || !cachedSetTimeout) && setTimeout) {
- cachedSetTimeout = setTimeout;
- return setTimeout(fun, 0);
- }
-
- try {
- // when when somebody has screwed with setTimeout but no I.E. maddness
- return cachedSetTimeout(fun, 0);
- } catch (e) {
- try {
- // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally
- return cachedSetTimeout.call(null, fun, 0);
- } catch (e) {
- // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error
- return cachedSetTimeout.call(this, fun, 0);
- }
- }
-}
-
-function runClearTimeout(marker) {
- if (cachedClearTimeout === clearTimeout) {
- //normal enviroments in sane situations
- return clearTimeout(marker);
- } // if clearTimeout wasn't available but was latter defined
-
-
- if ((cachedClearTimeout === defaultClearTimeout || !cachedClearTimeout) && clearTimeout) {
- cachedClearTimeout = clearTimeout;
- return clearTimeout(marker);
- }
-
- try {
- // when when somebody has screwed with setTimeout but no I.E. maddness
- return cachedClearTimeout(marker);
- } catch (e) {
- try {
- // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally
- return cachedClearTimeout.call(null, marker);
- } catch (e) {
- // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error.
- // Some versions of I.E. have different rules for clearTimeout vs setTimeout
- return cachedClearTimeout.call(this, marker);
- }
- }
-}
-
-var queue = [];
-var draining = false;
-var currentQueue;
-var queueIndex = -1;
-
-function cleanUpNextTick() {
- if (!draining || !currentQueue) {
- return;
- }
-
- draining = false;
-
- if (currentQueue.length) {
- queue = currentQueue.concat(queue);
- } else {
- queueIndex = -1;
- }
-
- if (queue.length) {
- drainQueue();
- }
-}
-
-function drainQueue() {
- if (draining) {
- return;
- }
-
- var timeout = runTimeout(cleanUpNextTick);
- draining = true;
- var len = queue.length;
-
- while (len) {
- currentQueue = queue;
- queue = [];
-
- while (++queueIndex < len) {
- if (currentQueue) {
- currentQueue[queueIndex].run();
- }
- }
-
- queueIndex = -1;
- len = queue.length;
- }
-
- currentQueue = null;
- draining = false;
- runClearTimeout(timeout);
-}
-
-process.nextTick = function (fun) {
- var args = new Array(arguments.length - 1);
-
- if (arguments.length > 1) {
- for (var i = 1; i < arguments.length; i++) {
- args[i - 1] = arguments[i];
- }
- }
-
- queue.push(new Item(fun, args));
-
- if (queue.length === 1 && !draining) {
- runTimeout(drainQueue);
- }
-}; // v8 likes predictible objects
-
-
-function Item(fun, array) {
- this.fun = fun;
- this.array = array;
-}
-
-Item.prototype.run = function () {
- this.fun.apply(null, this.array);
-};
-
-process.title = 'browser';
-process.browser = true;
-process.env = {};
-process.argv = [];
-process.version = ''; // empty string to avoid regexp issues
-
-process.versions = {};
-
-function noop() {}
-
-process.on = noop;
-process.addListener = noop;
-process.once = noop;
-process.off = noop;
-process.removeListener = noop;
-process.removeAllListeners = noop;
-process.emit = noop;
-process.prependListener = noop;
-process.prependOnceListener = noop;
-
-process.listeners = function (name) {
- return [];
-};
-
-process.binding = function (name) {
- throw new Error('process.binding is not supported');
-};
-
-process.cwd = function () {
- return '/';
-};
-
-process.chdir = function (dir) {
- throw new Error('process.chdir is not supported');
-};
-
-process.umask = function () {
- return 0;
-};
-
-/***/ }),
-
-/***/ "./node_modules/socket.io-parser/dist/binary.js":
-/*!******************************************************!*\
- !*** ./node_modules/socket.io-parser/dist/binary.js ***!
- \******************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-Object.defineProperty(exports, "__esModule", {
- value: true
-});
-exports.reconstructPacket = exports.deconstructPacket = void 0;
-
-var is_binary_1 = __webpack_require__(/*! ./is-binary */ "./node_modules/socket.io-parser/dist/is-binary.js");
-/**
- * Replaces every Buffer | ArrayBuffer | Blob | File in packet with a numbered placeholder.
- *
- * @param {Object} packet - socket.io event packet
- * @return {Object} with deconstructed packet and list of buffers
- * @public
- */
-
-
-function deconstructPacket(packet) {
- var buffers = [];
- var packetData = packet.data;
- var pack = packet;
- pack.data = _deconstructPacket(packetData, buffers);
- pack.attachments = buffers.length; // number of binary 'attachments'
-
- return {
- packet: pack,
- buffers: buffers
- };
-}
-
-exports.deconstructPacket = deconstructPacket;
-
-function _deconstructPacket(data, buffers) {
- if (!data) return data;
-
- if (is_binary_1.isBinary(data)) {
- var placeholder = {
- _placeholder: true,
- num: buffers.length
- };
- buffers.push(data);
- return placeholder;
- } else if (Array.isArray(data)) {
- var newData = new Array(data.length);
-
- for (var i = 0; i < data.length; i++) {
- newData[i] = _deconstructPacket(data[i], buffers);
- }
-
- return newData;
- } else if (_typeof(data) === "object" && !(data instanceof Date)) {
- var _newData = {};
-
- for (var key in data) {
- if (data.hasOwnProperty(key)) {
- _newData[key] = _deconstructPacket(data[key], buffers);
- }
- }
-
- return _newData;
- }
-
- return data;
-}
-/**
- * Reconstructs a binary packet from its placeholder packet and buffers
- *
- * @param {Object} packet - event packet with placeholders
- * @param {Array} buffers - binary buffers to put in placeholder positions
- * @return {Object} reconstructed packet
- * @public
- */
-
-
-function reconstructPacket(packet, buffers) {
- packet.data = _reconstructPacket(packet.data, buffers);
- packet.attachments = undefined; // no longer useful
-
- return packet;
-}
-
-exports.reconstructPacket = reconstructPacket;
-
-function _reconstructPacket(data, buffers) {
- if (!data) return data;
-
- if (data && data._placeholder) {
- return buffers[data.num]; // appropriate buffer (should be natural order anyway)
- } else if (Array.isArray(data)) {
- for (var i = 0; i < data.length; i++) {
- data[i] = _reconstructPacket(data[i], buffers);
- }
- } else if (_typeof(data) === "object") {
- for (var key in data) {
- if (data.hasOwnProperty(key)) {
- data[key] = _reconstructPacket(data[key], buffers);
- }
- }
- }
-
- return data;
-}
-
-/***/ }),
-
-/***/ "./node_modules/socket.io-parser/dist/index.js":
-/*!*****************************************************!*\
- !*** ./node_modules/socket.io-parser/dist/index.js ***!
- \*****************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-function _get(target, property, receiver) { if (typeof Reflect !== "undefined" && Reflect.get) { _get = Reflect.get; } else { _get = function _get(target, property, receiver) { var base = _superPropBase(target, property); if (!base) return; var desc = Object.getOwnPropertyDescriptor(base, property); if (desc.get) { return desc.get.call(receiver); } return desc.value; }; } return _get(target, property, receiver || target); }
-
-function _superPropBase(object, property) { while (!Object.prototype.hasOwnProperty.call(object, property)) { object = _getPrototypeOf(object); if (object === null) break; } return object; }
-
-function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
-
-function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
-
-function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
-
-function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
-
-function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
-
-function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }
-
-function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
-
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
-
-function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
-
-function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
-
-Object.defineProperty(exports, "__esModule", {
- value: true
-});
-exports.Decoder = exports.Encoder = exports.PacketType = exports.protocol = void 0;
-
-var Emitter = __webpack_require__(/*! component-emitter */ "./node_modules/component-emitter/index.js");
-
-var binary_1 = __webpack_require__(/*! ./binary */ "./node_modules/socket.io-parser/dist/binary.js");
-
-var is_binary_1 = __webpack_require__(/*! ./is-binary */ "./node_modules/socket.io-parser/dist/is-binary.js");
-
-var debug = __webpack_require__(/*! debug */ "./node_modules/debug/src/browser.js")("socket.io-parser");
-/**
- * Protocol version.
- *
- * @public
- */
-
-
-exports.protocol = 5;
-var PacketType;
-
-(function (PacketType) {
- PacketType[PacketType["CONNECT"] = 0] = "CONNECT";
- PacketType[PacketType["DISCONNECT"] = 1] = "DISCONNECT";
- PacketType[PacketType["EVENT"] = 2] = "EVENT";
- PacketType[PacketType["ACK"] = 3] = "ACK";
- PacketType[PacketType["CONNECT_ERROR"] = 4] = "CONNECT_ERROR";
- PacketType[PacketType["BINARY_EVENT"] = 5] = "BINARY_EVENT";
- PacketType[PacketType["BINARY_ACK"] = 6] = "BINARY_ACK";
-})(PacketType = exports.PacketType || (exports.PacketType = {}));
-/**
- * A socket.io Encoder instance
- */
-
-
-var Encoder = /*#__PURE__*/function () {
- function Encoder() {
- _classCallCheck(this, Encoder);
- }
-
- _createClass(Encoder, [{
- key: "encode",
-
- /**
- * Encode a packet as a single string if non-binary, or as a
- * buffer sequence, depending on packet type.
- *
- * @param {Object} obj - packet object
- */
- value: function encode(obj) {
- debug("encoding packet %j", obj);
-
- if (obj.type === PacketType.EVENT || obj.type === PacketType.ACK) {
- if (is_binary_1.hasBinary(obj)) {
- obj.type = obj.type === PacketType.EVENT ? PacketType.BINARY_EVENT : PacketType.BINARY_ACK;
- return this.encodeAsBinary(obj);
- }
- }
-
- return [this.encodeAsString(obj)];
- }
- /**
- * Encode packet as string.
- */
-
- }, {
- key: "encodeAsString",
- value: function encodeAsString(obj) {
- // first is type
- var str = "" + obj.type; // attachments if we have them
-
- if (obj.type === PacketType.BINARY_EVENT || obj.type === PacketType.BINARY_ACK) {
- str += obj.attachments + "-";
- } // if we have a namespace other than `/`
- // we append it followed by a comma `,`
-
-
- if (obj.nsp && "/" !== obj.nsp) {
- str += obj.nsp + ",";
- } // immediately followed by the id
-
-
- if (null != obj.id) {
- str += obj.id;
- } // json data
-
-
- if (null != obj.data) {
- str += JSON.stringify(obj.data);
- }
-
- debug("encoded %j as %s", obj, str);
- return str;
- }
- /**
- * Encode packet as 'buffer sequence' by removing blobs, and
- * deconstructing packet into object with placeholders and
- * a list of buffers.
- */
-
- }, {
- key: "encodeAsBinary",
- value: function encodeAsBinary(obj) {
- var deconstruction = binary_1.deconstructPacket(obj);
- var pack = this.encodeAsString(deconstruction.packet);
- var buffers = deconstruction.buffers;
- buffers.unshift(pack); // add packet info to beginning of data list
-
- return buffers; // write all the buffers
- }
- }]);
-
- return Encoder;
-}();
-
-exports.Encoder = Encoder;
-/**
- * A socket.io Decoder instance
- *
- * @return {Object} decoder
- */
-
-var Decoder = /*#__PURE__*/function (_Emitter) {
- _inherits(Decoder, _Emitter);
-
- var _super = _createSuper(Decoder);
-
- function Decoder() {
- _classCallCheck(this, Decoder);
-
- return _super.call(this);
- }
- /**
- * Decodes an encoded packet string into packet JSON.
- *
- * @param {String} obj - encoded packet
- */
-
-
- _createClass(Decoder, [{
- key: "add",
- value: function add(obj) {
- var packet;
-
- if (typeof obj === "string") {
- packet = this.decodeString(obj);
-
- if (packet.type === PacketType.BINARY_EVENT || packet.type === PacketType.BINARY_ACK) {
- // binary packet's json
- this.reconstructor = new BinaryReconstructor(packet); // no attachments, labeled binary but no binary data to follow
-
- if (packet.attachments === 0) {
- _get(_getPrototypeOf(Decoder.prototype), "emit", this).call(this, "decoded", packet);
- }
- } else {
- // non-binary full packet
- _get(_getPrototypeOf(Decoder.prototype), "emit", this).call(this, "decoded", packet);
- }
- } else if (is_binary_1.isBinary(obj) || obj.base64) {
- // raw binary data
- if (!this.reconstructor) {
- throw new Error("got binary data when not reconstructing a packet");
- } else {
- packet = this.reconstructor.takeBinaryData(obj);
-
- if (packet) {
- // received final buffer
- this.reconstructor = null;
-
- _get(_getPrototypeOf(Decoder.prototype), "emit", this).call(this, "decoded", packet);
- }
- }
- } else {
- throw new Error("Unknown type: " + obj);
- }
- }
- /**
- * Decode a packet String (JSON data)
- *
- * @param {String} str
- * @return {Object} packet
- */
-
- }, {
- key: "decodeString",
- value: function decodeString(str) {
- var i = 0; // look up type
-
- var p = {
- type: Number(str.charAt(0))
- };
-
- if (PacketType[p.type] === undefined) {
- throw new Error("unknown packet type " + p.type);
- } // look up attachments if type binary
-
-
- if (p.type === PacketType.BINARY_EVENT || p.type === PacketType.BINARY_ACK) {
- var start = i + 1;
-
- while (str.charAt(++i) !== "-" && i != str.length) {}
-
- var buf = str.substring(start, i);
-
- if (buf != Number(buf) || str.charAt(i) !== "-") {
- throw new Error("Illegal attachments");
- }
-
- p.attachments = Number(buf);
- } // look up namespace (if any)
-
-
- if ("/" === str.charAt(i + 1)) {
- var _start = i + 1;
-
- while (++i) {
- var c = str.charAt(i);
- if ("," === c) break;
- if (i === str.length) break;
- }
-
- p.nsp = str.substring(_start, i);
- } else {
- p.nsp = "/";
- } // look up id
-
-
- var next = str.charAt(i + 1);
-
- if ("" !== next && Number(next) == next) {
- var _start2 = i + 1;
-
- while (++i) {
- var _c = str.charAt(i);
-
- if (null == _c || Number(_c) != _c) {
- --i;
- break;
- }
-
- if (i === str.length) break;
- }
-
- p.id = Number(str.substring(_start2, i + 1));
- } // look up json data
-
-
- if (str.charAt(++i)) {
- var payload = tryParse(str.substr(i));
-
- if (Decoder.isPayloadValid(p.type, payload)) {
- p.data = payload;
- } else {
- throw new Error("invalid payload");
- }
- }
-
- debug("decoded %s as %j", str, p);
- return p;
- }
- }, {
- key: "destroy",
-
- /**
- * Deallocates a parser's resources
- */
- value: function destroy() {
- if (this.reconstructor) {
- this.reconstructor.finishedReconstruction();
- }
- }
- }], [{
- key: "isPayloadValid",
- value: function isPayloadValid(type, payload) {
- switch (type) {
- case PacketType.CONNECT:
- return _typeof(payload) === "object";
-
- case PacketType.DISCONNECT:
- return payload === undefined;
-
- case PacketType.CONNECT_ERROR:
- return typeof payload === "string" || _typeof(payload) === "object";
-
- case PacketType.EVENT:
- case PacketType.BINARY_EVENT:
- return Array.isArray(payload) && typeof payload[0] === "string";
-
- case PacketType.ACK:
- case PacketType.BINARY_ACK:
- return Array.isArray(payload);
- }
- }
- }]);
-
- return Decoder;
-}(Emitter);
-
-exports.Decoder = Decoder;
-
-function tryParse(str) {
- try {
- return JSON.parse(str);
- } catch (e) {
- return false;
- }
-}
-/**
- * A manager of a binary event's 'buffer sequence'. Should
- * be constructed whenever a packet of type BINARY_EVENT is
- * decoded.
- *
- * @param {Object} packet
- * @return {BinaryReconstructor} initialized reconstructor
- */
-
-
-var BinaryReconstructor = /*#__PURE__*/function () {
- function BinaryReconstructor(packet) {
- _classCallCheck(this, BinaryReconstructor);
-
- this.packet = packet;
- this.buffers = [];
- this.reconPack = packet;
- }
- /**
- * Method to be called when binary data received from connection
- * after a BINARY_EVENT packet.
- *
- * @param {Buffer | ArrayBuffer} binData - the raw binary data received
- * @return {null | Object} returns null if more binary data is expected or
- * a reconstructed packet object if all buffers have been received.
- */
-
-
- _createClass(BinaryReconstructor, [{
- key: "takeBinaryData",
- value: function takeBinaryData(binData) {
- this.buffers.push(binData);
-
- if (this.buffers.length === this.reconPack.attachments) {
- // done with buffer list
- var packet = binary_1.reconstructPacket(this.reconPack, this.buffers);
- this.finishedReconstruction();
- return packet;
- }
-
- return null;
- }
- /**
- * Cleans up binary packet reconstruction variables.
- */
-
- }, {
- key: "finishedReconstruction",
- value: function finishedReconstruction() {
- this.reconPack = null;
- this.buffers = [];
- }
- }]);
-
- return BinaryReconstructor;
-}();
-
-/***/ }),
-
-/***/ "./node_modules/socket.io-parser/dist/is-binary.js":
-/*!*********************************************************!*\
- !*** ./node_modules/socket.io-parser/dist/is-binary.js ***!
- \*********************************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
-
-Object.defineProperty(exports, "__esModule", {
- value: true
-});
-exports.hasBinary = exports.isBinary = void 0;
-var withNativeArrayBuffer = typeof ArrayBuffer === "function";
-
-var isView = function isView(obj) {
- return typeof ArrayBuffer.isView === "function" ? ArrayBuffer.isView(obj) : obj.buffer instanceof ArrayBuffer;
-};
-
-var toString = Object.prototype.toString;
-var withNativeBlob = typeof Blob === "function" || typeof Blob !== "undefined" && toString.call(Blob) === "[object BlobConstructor]";
-var withNativeFile = typeof File === "function" || typeof File !== "undefined" && toString.call(File) === "[object FileConstructor]";
-/**
- * Returns true if obj is a Buffer, an ArrayBuffer, a Blob or a File.
- *
- * @private
- */
-
-function isBinary(obj) {
- return withNativeArrayBuffer && (obj instanceof ArrayBuffer || isView(obj)) || withNativeBlob && obj instanceof Blob || withNativeFile && obj instanceof File;
-}
-
-exports.isBinary = isBinary;
-
-function hasBinary(obj, toJSON) {
- if (!obj || _typeof(obj) !== "object") {
- return false;
- }
-
- if (Array.isArray(obj)) {
- for (var i = 0, l = obj.length; i < l; i++) {
- if (hasBinary(obj[i])) {
- return true;
- }
- }
-
- return false;
- }
-
- if (isBinary(obj)) {
- return true;
- }
-
- if (obj.toJSON && typeof obj.toJSON === "function" && arguments.length === 1) {
- return hasBinary(obj.toJSON(), true);
- }
-
- for (var key in obj) {
- if (Object.prototype.hasOwnProperty.call(obj, key) && hasBinary(obj[key])) {
- return true;
- }
- }
-
- return false;
-}
-
-exports.hasBinary = hasBinary;
-
-/***/ }),
-
-/***/ "./node_modules/yeast/index.js":
-/*!*************************************!*\
- !*** ./node_modules/yeast/index.js ***!
- \*************************************/
-/*! no static exports found */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-var alphabet = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_'.split(''),
- length = 64,
- map = {},
- seed = 0,
- i = 0,
- prev;
-/**
- * Return a string representing the specified number.
- *
- * @param {Number} num The number to convert.
- * @returns {String} The string representation of the number.
- * @api public
- */
-
-function encode(num) {
- var encoded = '';
-
- do {
- encoded = alphabet[num % length] + encoded;
- num = Math.floor(num / length);
- } while (num > 0);
-
- return encoded;
-}
-/**
- * Return the integer value specified by the given string.
- *
- * @param {String} str The string to convert.
- * @returns {Number} The integer value represented by the string.
- * @api public
- */
-
-
-function decode(str) {
- var decoded = 0;
-
- for (i = 0; i < str.length; i++) {
- decoded = decoded * length + map[str.charAt(i)];
- }
-
- return decoded;
-}
-/**
- * Yeast: A tiny growing id generator.
- *
- * @returns {String} A unique id.
- * @api public
- */
-
-
-function yeast() {
- var now = encode(+new Date());
- if (now !== prev) return seed = 0, prev = now;
- return now + '.' + encode(seed++);
-} //
-// Map each character to its index.
-//
-
-
-for (; i < length; i++) {
- map[alphabet[i]] = i;
-} //
-// Expose the `yeast`, `encode` and `decode` functions.
-//
-
-
-yeast.encode = encode;
-yeast.decode = decode;
-module.exports = yeast;
-
-/***/ })
-
-/******/ });
-});
-//# sourceMappingURL=socket.io.js.map
\ No newline at end of file
diff --git a/sender/socket.io.min.js b/sender/socket.io.min.js
new file mode 100644
index 0000000000000000000000000000000000000000..cec3c9ca391fb81112ed94d4b9a803ff715db924
--- /dev/null
+++ b/sender/socket.io.min.js
@@ -0,0 +1,7 @@
+/*!
+ * Socket.IO v3.0.4
+ * (c) 2014-2020 Guillermo Rauch
+ * Released under the MIT License.
+ */
+!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?exports.io=e():t.io=e()}("undefined"!=typeof self?self:"undefined"!=typeof window?window:"undefined"!=typeof global?global:Function("return this")(),(function(){return function(t){var e={};function n(r){if(e[r])return e[r].exports;var o=e[r]={i:r,l:!1,exports:{}};return t[r].call(o.exports,o,o.exports,n),o.l=!0,o.exports}return n.m=t,n.c=e,n.d=function(t,e,r){n.o(t,e)||Object.defineProperty(t,e,{enumerable:!0,get:r})},n.r=function(t){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(t,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(t,"__esModule",{value:!0})},n.t=function(t,e){if(1&e&&(t=n(t)),8&e)return t;if(4&e&&"object"==typeof t&&t&&t.__esModule)return t;var r=Object.create(null);if(n.r(r),Object.defineProperty(r,"default",{enumerable:!0,value:t}),2&e&&"string"!=typeof t)for(var o in 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n.type="TransportError",n.description=e,this.emit("error",n),this}},{key:"open",value:function(){return"closed"!==this.readyState&&""!==this.readyState||(this.readyState="opening",this.doOpen()),this}},{key:"close",value:function(){return"opening"!==this.readyState&&"open"!==this.readyState||(this.doClose(),this.onClose()),this}},{key:"send",value:function(t){if("open"!==this.readyState)throw new Error("Transport not open");this.write(t)}},{key:"onOpen",value:function(){this.readyState="open",this.writable=!0,this.emit("open")}},{key:"onData",value:function(t){var e=u.decodePacket(t,this.socket.binaryType);this.onPacket(e)}},{key:"onPacket",value:function(t){this.emit("packet",t)}},{key:"onClose",value:function(){this.readyState="closed",this.emit("close")}}])&&o(e.prototype,n),r&&o(e,r),a}(n(0));t.exports=f},function(t,e){e.encode=function(t){var e="";for(var n in t)t.hasOwnProperty(n)&&(e.length&&(e+="&"),e+=encodeURIComponent(n)+"="+encodeURIComponent(t[n]));return e},e.decode=function(t){for(var e={},n=t.split("&"),r=0,o=n.length;r<o;r++){var i=n[r].split("=");e[decodeURIComponent(i[0])]=decodeURIComponent(i[1])}return e}},function(t,e,n){"use strict";function r(t){return(r="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}function o(t,e,n){return(o="undefined"!=typeof Reflect&&Reflect.get?Reflect.get:function(t,e,n){var r=function(t,e){for(;!Object.prototype.hasOwnProperty.call(t,e)&&null!==(t=a(t)););return t}(t,e);if(r){var o=Object.getOwnPropertyDescriptor(r,e);return o.get?o.get.call(n):o.value}})(t,e,n||t)}function i(t,e){return(i=Object.setPrototypeOf||function(t,e){return t.__proto__=e,t})(t,e)}function s(t){var e=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return 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l,h=n(0),y=n(30),d=n(15);e.protocol=5,function(t){t[t.CONNECT=0]="CONNECT",t[t.DISCONNECT=1]="DISCONNECT",t[t.EVENT=2]="EVENT",t[t.ACK=3]="ACK",t[t.CONNECT_ERROR=4]="CONNECT_ERROR",t[t.BINARY_EVENT=5]="BINARY_EVENT",t[t.BINARY_ACK=6]="BINARY_ACK"}(l=e.PacketType||(e.PacketType={}));var v=function(){function t(){u(this,t)}return p(t,[{key:"encode",value:function(t){return t.type!==l.EVENT&&t.type!==l.ACK||!d.hasBinary(t)?[this.encodeAsString(t)]:(t.type=t.type===l.EVENT?l.BINARY_EVENT:l.BINARY_ACK,this.encodeAsBinary(t))}},{key:"encodeAsString",value:function(t){var e=""+t.type;return t.type!==l.BINARY_EVENT&&t.type!==l.BINARY_ACK||(e+=t.attachments+"-"),t.nsp&&"/"!==t.nsp&&(e+=t.nsp+","),null!=t.id&&(e+=t.id),null!=t.data&&(e+=JSON.stringify(t.data)),e}},{key:"encodeAsBinary",value:function(t){var e=y.deconstructPacket(t),n=this.encodeAsString(e.packet),r=e.buffers;return r.unshift(n),r}}]),t}();e.Encoder=v;var b=function(t){!function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function");t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,writable:!0,configurable:!0}}),e&&i(t,e)}(n,t);var e=s(n);function n(){return u(this,n),e.call(this)}return p(n,[{key:"add",value:function(t){var e;if("string"==typeof t)(e=this.decodeString(t)).type===l.BINARY_EVENT||e.type===l.BINARY_ACK?(this.reconstructor=new m(e),0===e.attachments&&o(a(n.prototype),"emit",this).call(this,"decoded",e)):o(a(n.prototype),"emit",this).call(this,"decoded",e);else{if(!d.isBinary(t)&&!t.base64)throw new Error("Unknown type: "+t);if(!this.reconstructor)throw new Error("got binary data when not reconstructing a packet");(e=this.reconstructor.takeBinaryData(t))&&(this.reconstructor=null,o(a(n.prototype),"emit",this).call(this,"decoded",e))}}},{key:"decodeString",value:function(t){var e=0,r={type:Number(t.charAt(0))};if(void 0===l[r.type])throw new Error("unknown packet type "+r.type);if(r.type===l.BINARY_EVENT||r.type===l.BINARY_ACK){for(var o=e+1;"-"!==t.charAt(++e)&&e!=t.length;);var i=t.substring(o,e);if(i!=Number(i)||"-"!==t.charAt(e))throw new Error("Illegal attachments");r.attachments=Number(i)}if("/"===t.charAt(e+1)){for(var s=e+1;++e;){if(","===t.charAt(e))break;if(e===t.length)break}r.nsp=t.substring(s,e)}else r.nsp="/";var c=t.charAt(e+1);if(""!==c&&Number(c)==c){for(var a=e+1;++e;){var u=t.charAt(e);if(null==u||Number(u)!=u){--e;break}if(e===t.length)break}r.id=Number(t.substring(a,e+1))}if(t.charAt(++e)){var f=function(t){try{return JSON.parse(t)}catch(t){return!1}}(t.substr(e));if(!n.isPayloadValid(r.type,f))throw new Error("invalid payload");r.data=f}return r}},{key:"destroy",value:function(){this.reconstructor&&this.reconstructor.finishedReconstruction()}}],[{key:"isPayloadValid",value:function(t,e){switch(t){case l.CONNECT:return"object"===r(e);case l.DISCONNECT:return void 0===e;case l.CONNECT_ERROR:return"string"==typeof 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n=/^(?:(?![^:@]+:[^:@\/]*@)(http|https|ws|wss):\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?((?:[a-f0-9]{0,4}:){2,7}[a-f0-9]{0,4}|[^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/,r=["source","protocol","authority","userInfo","user","password","host","port","relative","path","directory","file","query","anchor"];t.exports=function(t){var e=t,o=t.indexOf("["),i=t.indexOf("]");-1!=o&&-1!=i&&(t=t.substring(0,o)+t.substring(o,i).replace(/:/g,";")+t.substring(i,t.length));for(var s,c,a=n.exec(t||""),u={},f=14;f--;)u[r[f]]=a[f]||"";return-1!=o&&-1!=i&&(u.source=e,u.host=u.host.substring(1,u.host.length-1).replace(/;/g,":"),u.authority=u.authority.replace("[","").replace("]","").replace(/;/g,":"),u.ipv6uri=!0),u.pathNames=function(t,e){var n=e.replace(/\/{2,9}/g,"/").split("/");"/"!=e.substr(0,1)&&0!==e.length||n.splice(0,1);"/"==e.substr(e.length-1,1)&&n.splice(n.length-1,1);return 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arguments.length?(this._reconnection=!!t,this):this._reconnection}},{key:"reconnectionAttempts",value:function(t){return void 0===t?this._reconnectionAttempts:(this._reconnectionAttempts=t,this)}},{key:"reconnectionDelay",value:function(t){var e;return void 0===t?this._reconnectionDelay:(this._reconnectionDelay=t,null===(e=this.backoff)||void 0===e||e.setMin(t),this)}},{key:"randomizationFactor",value:function(t){var e;return void 0===t?this._randomizationFactor:(this._randomizationFactor=t,null===(e=this.backoff)||void 0===e||e.setJitter(t),this)}},{key:"reconnectionDelayMax",value:function(t){var e;return void 0===t?this._reconnectionDelayMax:(this._reconnectionDelayMax=t,null===(e=this.backoff)||void 0===e||e.setMax(t),this)}},{key:"timeout",value:function(t){return arguments.length?(this._timeout=t,this):this._timeout}},{key:"maybeReconnectOnOpen",value:function(){!this._reconnecting&&this._reconnection&&0===this.backoff.attempts&&this.reconnect()}},{key:"open",value:function(t){var e=this;if(~this._readyState.indexOf("open"))return this;this.engine=f(this.uri,this.opts);var n=this.engine,r=this;this._readyState="opening",this.skipReconnect=!1;var o=y.on(n,"open",(function(){r.onopen(),t&&t()})),s=y.on(n,"error",(function(n){r.cleanup(),r._readyState="closed",i(u(b.prototype),"emit",e).call(e,"error",n),t?t(n):r.maybeReconnectOnOpen()}));if(!1!==this._timeout){var c=this._timeout;0===c&&o.destroy();var a=setTimeout((function(){o.destroy(),n.close(),n.emit("error",new Error("timeout"))}),c);this.subs.push({destroy:function(){clearTimeout(a)}})}return this.subs.push(o),this.subs.push(s),this}},{key:"connect",value:function(t){return this.open(t)}},{key:"onopen",value:function(){this.cleanup(),this._readyState="open",i(u(b.prototype),"emit",this).call(this,"open");var t=this.engine;this.subs.push(y.on(t,"data",d(this,"ondata")),y.on(t,"ping",d(this,"onping")),y.on(t,"error",d(this,"onerror")),y.on(t,"close",d(this,"onclose")),y.on(this.decoder,"decoded",d(this,"ondecoded")))}},{key:"onping",value:function(){i(u(b.prototype),"emit",this).call(this,"ping")}},{key:"ondata",value:function(t){this.decoder.add(t)}},{key:"ondecoded",value:function(t){i(u(b.prototype),"emit",this).call(this,"packet",t)}},{key:"onerror",value:function(t){i(u(b.prototype),"emit",this).call(this,"error",t)}},{key:"socket",value:function(t,e){var n=this.nsps[t];return n||(n=new p.Socket(this,t,e),this.nsps[t]=n),n}},{key:"_destroy",value:function(t){for(var e=0,n=Object.keys(this.nsps);e<n.length;e++){var r=n[e];if(this.nsps[r].active)return}this._close()}},{key:"_packet",value:function(t){t.query&&0===t.type&&(t.nsp+="?"+t.query);for(var 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no\r\n // one is subscribed for to avoid memory leak.\r\n if (callbacks.length === 0) {\r\n delete this._callbacks['$' + event];\r\n }\r\n\r\n return this;\r\n};\r\n\r\n/**\r\n * Emit `event` with the given args.\r\n *\r\n * @param {String} event\r\n * @param {Mixed} ...\r\n * @return {Emitter}\r\n */\r\n\r\nEmitter.prototype.emit = function(event){\r\n this._callbacks = this._callbacks || {};\r\n\r\n var args = new Array(arguments.length - 1)\r\n , callbacks = this._callbacks['$' + event];\r\n\r\n for (var i = 1; i < arguments.length; i++) {\r\n args[i - 1] = arguments[i];\r\n }\r\n\r\n if (callbacks) {\r\n callbacks = callbacks.slice(0);\r\n for (var i = 0, len = callbacks.length; i < len; ++i) {\r\n callbacks[i].apply(this, args);\r\n }\r\n }\r\n\r\n return this;\r\n};\r\n\r\n/**\r\n * Return array of callbacks for `event`.\r\n *\r\n * @param {String} event\r\n * @return {Array}\r\n * @api public\r\n */\r\n\r\nEmitter.prototype.listeners = function(event){\r\n this._callbacks = this._callbacks || {};\r\n return this._callbacks['$' + event] || [];\r\n};\r\n\r\n/**\r\n * Check if this emitter has `event` handlers.\r\n *\r\n * @param {String} event\r\n * @return {Boolean}\r\n * @api public\r\n */\r\n\r\nEmitter.prototype.hasListeners = function(event){\r\n return !! this.listeners(event).length;\r\n};\r\n","const encodePacket = require(\"./encodePacket\");\nconst decodePacket = require(\"./decodePacket\");\n\nconst SEPARATOR = String.fromCharCode(30); // see https://en.wikipedia.org/wiki/Delimiter#ASCII_delimited_text\n\nconst encodePayload = (packets, callback) => {\n // some packets may be added to the array while encoding, so the initial length must be saved\n const length = packets.length;\n const encodedPackets = new Array(length);\n let count = 0;\n\n packets.forEach((packet, i) => {\n // force base64 encoding for binary packets\n encodePacket(packet, false, encodedPacket => {\n encodedPackets[i] = encodedPacket;\n if (++count === length) {\n callback(encodedPackets.join(SEPARATOR));\n }\n });\n });\n};\n\nconst decodePayload = (encodedPayload, binaryType) => {\n const encodedPackets = encodedPayload.split(SEPARATOR);\n const packets = [];\n for (let i = 0; i < encodedPackets.length; i++) {\n const decodedPacket = decodePacket(encodedPackets[i], binaryType);\n packets.push(decodedPacket);\n if (decodedPacket.type === \"error\") {\n break;\n }\n }\n return packets;\n};\n\nmodule.exports = {\n protocol: 4,\n encodePacket,\n encodePayload,\n decodePacket,\n decodePayload\n};\n","module.exports = (() => {\n if (typeof self !== \"undefined\") {\n return self;\n } else if (typeof window !== \"undefined\") {\n return window;\n } else {\n return Function(\"return this\")();\n }\n})();\n","const parser = require(\"engine.io-parser\");\nconst Emitter = require(\"component-emitter\");\n\nclass Transport extends Emitter {\n /**\n * Transport abstract constructor.\n *\n * @param {Object} options.\n * @api private\n */\n constructor(opts) {\n super();\n\n this.opts = opts;\n this.query = opts.query;\n this.readyState = \"\";\n this.socket = opts.socket;\n }\n\n /**\n * Emits an error.\n *\n * @param {String} str\n * @return {Transport} for chaining\n * @api public\n */\n onError(msg, desc) {\n const err = new Error(msg);\n err.type = \"TransportError\";\n err.description = desc;\n this.emit(\"error\", err);\n return this;\n }\n\n /**\n * Opens the transport.\n *\n * @api public\n */\n open() {\n if (\"closed\" === this.readyState || \"\" === this.readyState) {\n this.readyState = \"opening\";\n this.doOpen();\n }\n\n return this;\n }\n\n /**\n * Closes the transport.\n *\n * @api private\n */\n close() {\n if (\"opening\" === this.readyState || \"open\" === this.readyState) {\n this.doClose();\n this.onClose();\n }\n\n return this;\n }\n\n /**\n * Sends multiple packets.\n *\n * @param {Array} packets\n * @api private\n */\n send(packets) {\n if (\"open\" === this.readyState) {\n this.write(packets);\n } else {\n throw new Error(\"Transport not open\");\n }\n }\n\n /**\n * Called upon open\n *\n * @api private\n */\n onOpen() {\n this.readyState = \"open\";\n this.writable = true;\n this.emit(\"open\");\n }\n\n /**\n * Called with data.\n *\n * @param {String} data\n * @api private\n */\n onData(data) {\n const packet = parser.decodePacket(data, this.socket.binaryType);\n this.onPacket(packet);\n }\n\n /**\n * Called with a decoded packet.\n */\n onPacket(packet) {\n this.emit(\"packet\", packet);\n }\n\n /**\n * Called upon close.\n *\n * @api private\n */\n onClose() {\n this.readyState = \"closed\";\n this.emit(\"close\");\n }\n}\n\nmodule.exports = Transport;\n","/**\n * Compiles a querystring\n * Returns string representation of the object\n *\n * @param {Object}\n * @api private\n */\n\nexports.encode = function (obj) {\n var str = '';\n\n for (var i in obj) {\n if (obj.hasOwnProperty(i)) {\n if (str.length) str += '&';\n str += encodeURIComponent(i) + '=' + encodeURIComponent(obj[i]);\n }\n }\n\n return str;\n};\n\n/**\n * Parses a simple querystring into an object\n *\n * @param {String} qs\n * @api private\n */\n\nexports.decode = function(qs){\n var qry = {};\n var pairs = qs.split('&');\n for (var i = 0, l = pairs.length; i < l; i++) {\n var pair = pairs[i].split('=');\n qry[decodeURIComponent(pair[0])] = decodeURIComponent(pair[1]);\n }\n return qry;\n};\n","\"use strict\";\nObject.defineProperty(exports, \"__esModule\", { value: true });\nexports.Decoder = exports.Encoder = exports.PacketType = exports.protocol = void 0;\nconst Emitter = require(\"component-emitter\");\nconst binary_1 = require(\"./binary\");\nconst is_binary_1 = require(\"./is-binary\");\n\n\n/**\n * Protocol version.\n *\n * @public\n */\nexports.protocol = 5;\nvar PacketType;\n(function (PacketType) {\n PacketType[PacketType[\"CONNECT\"] = 0] = \"CONNECT\";\n PacketType[PacketType[\"DISCONNECT\"] = 1] = \"DISCONNECT\";\n PacketType[PacketType[\"EVENT\"] = 2] = \"EVENT\";\n PacketType[PacketType[\"ACK\"] = 3] = \"ACK\";\n PacketType[PacketType[\"CONNECT_ERROR\"] = 4] = \"CONNECT_ERROR\";\n PacketType[PacketType[\"BINARY_EVENT\"] = 5] = \"BINARY_EVENT\";\n PacketType[PacketType[\"BINARY_ACK\"] = 6] = \"BINARY_ACK\";\n})(PacketType = exports.PacketType || (exports.PacketType = {}));\n/**\n * A socket.io Encoder instance\n */\nclass Encoder {\n /**\n * Encode a packet as a single string if non-binary, or as a\n * buffer sequence, depending on packet type.\n *\n * @param {Object} obj - packet object\n */\n encode(obj) {\n\n\n if (obj.type === PacketType.EVENT || obj.type === PacketType.ACK) {\n if (is_binary_1.hasBinary(obj)) {\n obj.type =\n obj.type === PacketType.EVENT\n ? PacketType.BINARY_EVENT\n : PacketType.BINARY_ACK;\n return this.encodeAsBinary(obj);\n }\n }\n return [this.encodeAsString(obj)];\n }\n /**\n * Encode packet as string.\n */\n encodeAsString(obj) {\n // first is type\n let str = \"\" + obj.type;\n // attachments if we have them\n if (obj.type === PacketType.BINARY_EVENT ||\n obj.type === PacketType.BINARY_ACK) {\n str += obj.attachments + \"-\";\n }\n // if we have a namespace other than `/`\n // we append it followed by a comma `,`\n if (obj.nsp && \"/\" !== obj.nsp) {\n str += obj.nsp + \",\";\n }\n // immediately followed by the id\n if (null != obj.id) {\n str += obj.id;\n }\n // json data\n if (null != obj.data) {\n str += JSON.stringify(obj.data);\n }\n\n\n return str;\n }\n /**\n * Encode packet as 'buffer sequence' by removing blobs, and\n * deconstructing packet into object with placeholders and\n * a list of buffers.\n */\n encodeAsBinary(obj) {\n const deconstruction = binary_1.deconstructPacket(obj);\n const pack = this.encodeAsString(deconstruction.packet);\n const buffers = deconstruction.buffers;\n buffers.unshift(pack); // add packet info to beginning of data list\n return buffers; // write all the buffers\n }\n}\nexports.Encoder = Encoder;\n/**\n * A socket.io Decoder instance\n *\n * @return {Object} decoder\n */\nclass Decoder extends Emitter {\n constructor() {\n super();\n }\n /**\n * Decodes an encoded packet string into packet JSON.\n *\n * @param {String} obj - encoded packet\n */\n add(obj) {\n let packet;\n if (typeof obj === \"string\") {\n packet = this.decodeString(obj);\n if (packet.type === PacketType.BINARY_EVENT ||\n packet.type === PacketType.BINARY_ACK) {\n // binary packet's json\n this.reconstructor = new BinaryReconstructor(packet);\n // no attachments, labeled binary but no binary data to follow\n if (packet.attachments === 0) {\n super.emit(\"decoded\", packet);\n }\n }\n else {\n // non-binary full packet\n super.emit(\"decoded\", packet);\n }\n }\n else if (is_binary_1.isBinary(obj) || obj.base64) {\n // raw binary data\n if (!this.reconstructor) {\n throw new Error(\"got binary data when not reconstructing a packet\");\n }\n else {\n packet = this.reconstructor.takeBinaryData(obj);\n if (packet) {\n // received final buffer\n this.reconstructor = null;\n super.emit(\"decoded\", packet);\n }\n }\n }\n else {\n throw new Error(\"Unknown type: \" + obj);\n }\n }\n /**\n * Decode a packet String (JSON data)\n *\n * @param {String} str\n * @return {Object} packet\n */\n decodeString(str) {\n let i = 0;\n // look up type\n const p = {\n type: Number(str.charAt(0)),\n };\n if (PacketType[p.type] === undefined) {\n throw new Error(\"unknown packet type \" + p.type);\n }\n // look up attachments if type binary\n if (p.type === PacketType.BINARY_EVENT ||\n p.type === PacketType.BINARY_ACK) {\n const start = i + 1;\n while (str.charAt(++i) !== \"-\" && i != str.length) { }\n const buf = str.substring(start, i);\n if (buf != Number(buf) || str.charAt(i) !== \"-\") {\n throw new Error(\"Illegal attachments\");\n }\n p.attachments = Number(buf);\n }\n // look up namespace (if any)\n if (\"/\" === str.charAt(i + 1)) {\n const start = i + 1;\n while (++i) {\n const c = str.charAt(i);\n if (\",\" === c)\n break;\n if (i === str.length)\n break;\n }\n p.nsp = str.substring(start, i);\n }\n else {\n p.nsp = \"/\";\n }\n // look up id\n const next = str.charAt(i + 1);\n if (\"\" !== next && Number(next) == next) {\n const start = i + 1;\n while (++i) {\n const c = str.charAt(i);\n if (null == c || Number(c) != c) {\n --i;\n break;\n }\n if (i === str.length)\n break;\n }\n p.id = Number(str.substring(start, i + 1));\n }\n // look up json data\n if (str.charAt(++i)) {\n const payload = tryParse(str.substr(i));\n if (Decoder.isPayloadValid(p.type, payload)) {\n p.data = payload;\n }\n else {\n throw new Error(\"invalid payload\");\n }\n }\n\n\n return p;\n }\n static isPayloadValid(type, payload) {\n switch (type) {\n case PacketType.CONNECT:\n return typeof payload === \"object\";\n case PacketType.DISCONNECT:\n return payload === undefined;\n case PacketType.CONNECT_ERROR:\n return typeof payload === \"string\" || typeof payload === \"object\";\n case PacketType.EVENT:\n case PacketType.BINARY_EVENT:\n return Array.isArray(payload) && typeof payload[0] === \"string\";\n case PacketType.ACK:\n case PacketType.BINARY_ACK:\n return Array.isArray(payload);\n }\n }\n /**\n * Deallocates a parser's resources\n */\n destroy() {\n if (this.reconstructor) {\n this.reconstructor.finishedReconstruction();\n }\n }\n}\nexports.Decoder = Decoder;\nfunction tryParse(str) {\n try {\n return JSON.parse(str);\n }\n catch (e) {\n return false;\n }\n}\n/**\n * A manager of a binary event's 'buffer sequence'. Should\n * be constructed whenever a packet of type BINARY_EVENT is\n * decoded.\n *\n * @param {Object} packet\n * @return {BinaryReconstructor} initialized reconstructor\n */\nclass BinaryReconstructor {\n constructor(packet) {\n this.packet = packet;\n this.buffers = [];\n this.reconPack = packet;\n }\n /**\n * Method to be called when binary data received from connection\n * after a BINARY_EVENT packet.\n *\n * @param {Buffer | ArrayBuffer} binData - the raw binary data received\n * @return {null | Object} returns null if more binary data is expected or\n * a reconstructed packet object if all buffers have been received.\n */\n takeBinaryData(binData) {\n this.buffers.push(binData);\n if (this.buffers.length === this.reconPack.attachments) {\n // done with buffer list\n const packet = binary_1.reconstructPacket(this.reconPack, this.buffers);\n this.finishedReconstruction();\n return packet;\n }\n return null;\n }\n /**\n * Cleans up binary packet reconstruction variables.\n */\n finishedReconstruction() {\n this.reconPack = null;\n this.buffers = [];\n }\n}\n","/**\n * Parses an URI\n *\n * @author Steven Levithan <stevenlevithan.com> (MIT license)\n * @api private\n */\n\nvar re = /^(?:(?![^:@]+:[^:@\\/]*@)(http|https|ws|wss):\\/\\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?((?:[a-f0-9]{0,4}:){2,7}[a-f0-9]{0,4}|[^:\\/?#]*)(?::(\\d*))?)(((\\/(?:[^?#](?![^?#\\/]*\\.[^?#\\/.]+(?:[?#]|$)))*\\/?)?([^?#\\/]*))(?:\\?([^#]*))?(?:#(.*))?)/;\n\nvar parts = [\n 'source', 'protocol', 'authority', 'userInfo', 'user', 'password', 'host', 'port', 'relative', 'path', 'directory', 'file', 'query', 'anchor'\n];\n\nmodule.exports = function parseuri(str) {\n var src = str,\n b = str.indexOf('['),\n e = str.indexOf(']');\n\n if (b != -1 && e != -1) {\n str = str.substring(0, b) + str.substring(b, e).replace(/:/g, ';') + str.substring(e, str.length);\n }\n\n var m = re.exec(str || ''),\n uri = {},\n i = 14;\n\n while (i--) {\n uri[parts[i]] = m[i] || '';\n }\n\n if (b != -1 && e != -1) {\n uri.source = src;\n uri.host = uri.host.substring(1, uri.host.length - 1).replace(/;/g, ':');\n uri.authority = uri.authority.replace('[', '').replace(']', '').replace(/;/g, ':');\n uri.ipv6uri = true;\n }\n\n uri.pathNames = pathNames(uri, uri['path']);\n uri.queryKey = queryKey(uri, uri['query']);\n\n return uri;\n};\n\nfunction pathNames(obj, path) {\n var regx = /\\/{2,9}/g,\n names = path.replace(regx, \"/\").split(\"/\");\n\n if (path.substr(0, 1) == '/' || path.length === 0) {\n names.splice(0, 1);\n }\n if (path.substr(path.length - 1, 1) == '/') {\n names.splice(names.length - 1, 1);\n }\n\n return names;\n}\n\nfunction queryKey(uri, query) {\n var data = {};\n\n query.replace(/(?:^|&)([^&=]*)=?([^&]*)/g, function ($0, $1, $2) {\n if ($1) {\n data[$1] = $2;\n }\n });\n\n return data;\n}\n","\"use strict\";\nObject.defineProperty(exports, \"__esModule\", { value: true });\nexports.Manager = void 0;\nconst eio = require(\"engine.io-client\");\nconst socket_1 = require(\"./socket\");\nconst Emitter = require(\"component-emitter\");\nconst parser = require(\"socket.io-parser\");\nconst on_1 = require(\"./on\");\nconst bind = require(\"component-bind\");\nconst Backoff = require(\"backo2\");\n\n\nclass Manager extends Emitter {\n constructor(uri, opts) {\n super();\n this.nsps = {};\n this.subs = [];\n if (uri && \"object\" === typeof uri) {\n opts = uri;\n uri = undefined;\n }\n opts = opts || {};\n opts.path = opts.path || \"/socket.io\";\n this.opts = opts;\n this.reconnection(opts.reconnection !== false);\n this.reconnectionAttempts(opts.reconnectionAttempts || Infinity);\n this.reconnectionDelay(opts.reconnectionDelay || 1000);\n this.reconnectionDelayMax(opts.reconnectionDelayMax || 5000);\n this.randomizationFactor(opts.randomizationFactor || 0.5);\n this.backoff = new Backoff({\n min: this.reconnectionDelay(),\n max: this.reconnectionDelayMax(),\n jitter: this.randomizationFactor(),\n });\n this.timeout(null == opts.timeout ? 20000 : opts.timeout);\n this._readyState = \"closed\";\n this.uri = uri;\n const _parser = opts.parser || parser;\n this.encoder = new _parser.Encoder();\n this.decoder = new _parser.Decoder();\n this._autoConnect = opts.autoConnect !== false;\n if (this._autoConnect)\n this.open();\n }\n reconnection(v) {\n if (!arguments.length)\n return this._reconnection;\n this._reconnection = !!v;\n return this;\n }\n reconnectionAttempts(v) {\n if (v === undefined)\n return this._reconnectionAttempts;\n this._reconnectionAttempts = v;\n return this;\n }\n reconnectionDelay(v) {\n var _a;\n if (v === undefined)\n return this._reconnectionDelay;\n this._reconnectionDelay = v;\n (_a = this.backoff) === null || _a === void 0 ? void 0 : _a.setMin(v);\n return this;\n }\n randomizationFactor(v) {\n var _a;\n if (v === undefined)\n return this._randomizationFactor;\n this._randomizationFactor = v;\n (_a = this.backoff) === null || _a === void 0 ? void 0 : _a.setJitter(v);\n return this;\n }\n reconnectionDelayMax(v) {\n var _a;\n if (v === undefined)\n return this._reconnectionDelayMax;\n this._reconnectionDelayMax = v;\n (_a = this.backoff) === null || _a === void 0 ? void 0 : _a.setMax(v);\n return this;\n }\n timeout(v) {\n if (!arguments.length)\n return this._timeout;\n this._timeout = v;\n return this;\n }\n /**\n * Starts trying to reconnect if reconnection is enabled and we have not\n * started reconnecting yet\n *\n * @private\n */\n maybeReconnectOnOpen() {\n // Only try to reconnect if it's the first time we're connecting\n if (!this._reconnecting &&\n this._reconnection &&\n this.backoff.attempts === 0) {\n // keeps reconnection from firing twice for the same reconnection loop\n this.reconnect();\n }\n }\n /**\n * Sets the current transport `socket`.\n *\n * @param {Function} fn - optional, callback\n * @return self\n * @public\n */\n open(fn) {\n\n\n if (~this._readyState.indexOf(\"open\"))\n return this;\n\n\n this.engine = eio(this.uri, this.opts);\n const socket = this.engine;\n const self = this;\n this._readyState = \"opening\";\n this.skipReconnect = false;\n // emit `open`\n const openSub = on_1.on(socket, \"open\", function () {\n self.onopen();\n fn && fn();\n });\n // emit `error`\n const errorSub = on_1.on(socket, \"error\", (err) => {\n\n\n self.cleanup();\n self._readyState = \"closed\";\n super.emit(\"error\", err);\n if (fn) {\n fn(err);\n }\n else {\n // Only do this if there is no fn to handle the error\n self.maybeReconnectOnOpen();\n }\n });\n if (false !== this._timeout) {\n const timeout = this._timeout;\n\n\n if (timeout === 0) {\n openSub.destroy(); // prevents a race condition with the 'open' event\n }\n // set timer\n const timer = setTimeout(() => {\n\n\n openSub.destroy();\n socket.close();\n socket.emit(\"error\", new Error(\"timeout\"));\n }, timeout);\n this.subs.push({\n destroy: function () {\n clearTimeout(timer);\n },\n });\n }\n this.subs.push(openSub);\n this.subs.push(errorSub);\n return this;\n }\n /**\n * Alias for open()\n *\n * @return {Manager} self\n * @public\n */\n connect(fn) {\n return this.open(fn);\n }\n /**\n * Called upon transport open.\n *\n * @private\n */\n onopen() {\n\n\n // clear old subs\n this.cleanup();\n // mark as open\n this._readyState = \"open\";\n super.emit(\"open\");\n // add new subs\n const socket = this.engine;\n this.subs.push(on_1.on(socket, \"data\", bind(this, \"ondata\")), on_1.on(socket, \"ping\", bind(this, \"onping\")), on_1.on(socket, \"error\", bind(this, \"onerror\")), on_1.on(socket, \"close\", bind(this, \"onclose\")), on_1.on(this.decoder, \"decoded\", bind(this, \"ondecoded\")));\n }\n /**\n * Called upon a ping.\n *\n * @private\n */\n onping() {\n super.emit(\"ping\");\n }\n /**\n * Called with data.\n *\n * @private\n */\n ondata(data) {\n this.decoder.add(data);\n }\n /**\n * Called when parser fully decodes a packet.\n *\n * @private\n */\n ondecoded(packet) {\n super.emit(\"packet\", packet);\n }\n /**\n * Called upon socket error.\n *\n * @private\n */\n onerror(err) {\n\n\n super.emit(\"error\", err);\n }\n /**\n * Creates a new socket for the given `nsp`.\n *\n * @return {Socket}\n * @public\n */\n socket(nsp, opts) {\n let socket = this.nsps[nsp];\n if (!socket) {\n socket = new socket_1.Socket(this, nsp, opts);\n this.nsps[nsp] = socket;\n }\n return socket;\n }\n /**\n * Called upon a socket close.\n *\n * @param socket\n * @private\n */\n _destroy(socket) {\n const nsps = Object.keys(this.nsps);\n for (const nsp of nsps) {\n const socket = this.nsps[nsp];\n if (socket.active) {\n\n\n return;\n }\n }\n this._close();\n }\n /**\n * Writes a packet.\n *\n * @param packet\n * @private\n */\n _packet(packet) {\n\n\n if (packet.query && packet.type === 0)\n packet.nsp += \"?\" + packet.query;\n const encodedPackets = this.encoder.encode(packet);\n for (let i = 0; i < encodedPackets.length; i++) {\n this.engine.write(encodedPackets[i], packet.options);\n }\n }\n /**\n * Clean up transport subscriptions and packet buffer.\n *\n * @private\n */\n cleanup() {\n\n\n const subsLength = this.subs.length;\n for (let i = 0; i < subsLength; i++) {\n const sub = this.subs.shift();\n sub.destroy();\n }\n this.decoder.destroy();\n }\n /**\n * Close the current socket.\n *\n * @private\n */\n _close() {\n\n\n this.skipReconnect = true;\n this._reconnecting = false;\n if (\"opening\" === this._readyState) {\n // `onclose` will not fire because\n // an open event never happened\n this.cleanup();\n }\n this.backoff.reset();\n this._readyState = \"closed\";\n if (this.engine)\n this.engine.close();\n }\n /**\n * Alias for close()\n *\n * @private\n */\n disconnect() {\n return this._close();\n }\n /**\n * Called upon engine close.\n *\n * @private\n */\n onclose(reason) {\n\n\n this.cleanup();\n this.backoff.reset();\n this._readyState = \"closed\";\n super.emit(\"close\", reason);\n if (this._reconnection && !this.skipReconnect) {\n this.reconnect();\n }\n }\n /**\n * Attempt a reconnection.\n *\n * @private\n */\n reconnect() {\n if (this._reconnecting || this.skipReconnect)\n return this;\n const self = this;\n if (this.backoff.attempts >= this._reconnectionAttempts) {\n\n\n this.backoff.reset();\n super.emit(\"reconnect_failed\");\n this._reconnecting = false;\n }\n else {\n const delay = this.backoff.duration();\n\n\n this._reconnecting = true;\n const timer = setTimeout(() => {\n if (self.skipReconnect)\n return;\n\n\n super.emit(\"reconnect_attempt\", self.backoff.attempts);\n // check again for the case socket closed in above events\n if (self.skipReconnect)\n return;\n self.open((err) => {\n if (err) {\n\n\n self._reconnecting = false;\n self.reconnect();\n super.emit(\"reconnect_error\", err);\n }\n else {\n\n\n self.onreconnect();\n }\n });\n }, delay);\n this.subs.push({\n destroy: function () {\n clearTimeout(timer);\n },\n });\n }\n }\n /**\n * Called upon successful reconnect.\n *\n * @private\n */\n onreconnect() {\n const attempt = this.backoff.attempts;\n this._reconnecting = false;\n this.backoff.reset();\n super.emit(\"reconnect\", attempt);\n }\n}\nexports.Manager = Manager;\n","const XMLHttpRequest = require(\"xmlhttprequest-ssl\");\nconst XHR = require(\"./polling-xhr\");\nconst JSONP = require(\"./polling-jsonp\");\nconst websocket = require(\"./websocket\");\n\nexports.polling = polling;\nexports.websocket = websocket;\n\n/**\n * Polling transport polymorphic constructor.\n * Decides on xhr vs jsonp based on feature detection.\n *\n * @api private\n */\n\nfunction polling(opts) {\n let xhr;\n let xd = false;\n let xs = false;\n const jsonp = false !== opts.jsonp;\n\n if (typeof location !== \"undefined\") {\n const isSSL = \"https:\" === location.protocol;\n let port = location.port;\n\n // some user agents have empty `location.port`\n if (!port) {\n port = isSSL ? 443 : 80;\n }\n\n xd = opts.hostname !== location.hostname || port !== opts.port;\n xs = opts.secure !== isSSL;\n }\n\n opts.xdomain = xd;\n opts.xscheme = xs;\n xhr = new XMLHttpRequest(opts);\n\n if (\"open\" in xhr && !opts.forceJSONP) {\n return new XHR(opts);\n } else {\n if (!jsonp) throw new Error(\"JSONP disabled\");\n return new JSONP(opts);\n }\n}\n","// browser shim for xmlhttprequest module\n\nconst hasCORS = require(\"has-cors\");\nconst globalThis = require(\"./globalThis\");\n\nmodule.exports = function(opts) {\n const xdomain = opts.xdomain;\n\n // scheme must be same when usign XDomainRequest\n // http://blogs.msdn.com/b/ieinternals/archive/2010/05/13/xdomainrequest-restrictions-limitations-and-workarounds.aspx\n const xscheme = opts.xscheme;\n\n // XDomainRequest has a flow of not sending cookie, therefore it should be disabled as a default.\n // https://github.com/Automattic/engine.io-client/pull/217\n const enablesXDR = opts.enablesXDR;\n\n // XMLHttpRequest can be disabled on IE\n try {\n if (\"undefined\" !== typeof XMLHttpRequest && (!xdomain || hasCORS)) {\n return new XMLHttpRequest();\n }\n } catch (e) {}\n\n // Use XDomainRequest for IE8 if enablesXDR is true\n // because loading bar keeps flashing when using jsonp-polling\n // https://github.com/yujiosaka/socke.io-ie8-loading-example\n try {\n if (\"undefined\" !== typeof XDomainRequest && !xscheme && enablesXDR) {\n return new XDomainRequest();\n }\n } catch (e) {}\n\n if (!xdomain) {\n try {\n return new globalThis[[\"Active\"].concat(\"Object\").join(\"X\")](\n \"Microsoft.XMLHTTP\"\n );\n } catch (e) {}\n }\n};\n","const Transport = require(\"../transport\");\nconst parseqs = require(\"parseqs\");\nconst parser = require(\"engine.io-parser\");\nconst yeast = require(\"yeast\");\n\n\n\n\nclass Polling extends Transport {\n /**\n * Transport name.\n */\n get name() {\n return \"polling\";\n }\n\n /**\n * Opens the socket (triggers polling). We write a PING message to determine\n * when the transport is open.\n *\n * @api private\n */\n doOpen() {\n this.poll();\n }\n\n /**\n * Pauses polling.\n *\n * @param {Function} callback upon buffers are flushed and transport is paused\n * @api private\n */\n pause(onPause) {\n const self = this;\n\n this.readyState = \"pausing\";\n\n function pause() {\n\n\n self.readyState = \"paused\";\n onPause();\n }\n\n if (this.polling || !this.writable) {\n let total = 0;\n\n if (this.polling) {\n\n\n total++;\n this.once(\"pollComplete\", function() {\n\n\n --total || pause();\n });\n }\n\n if (!this.writable) {\n\n\n total++;\n this.once(\"drain\", function() {\n\n\n --total || pause();\n });\n }\n } else {\n pause();\n }\n }\n\n /**\n * Starts polling cycle.\n *\n * @api public\n */\n poll() {\n\n\n this.polling = true;\n this.doPoll();\n this.emit(\"poll\");\n }\n\n /**\n * Overloads onData to detect payloads.\n *\n * @api private\n */\n onData(data) {\n const self = this;\n\n\n const callback = function(packet, index, total) {\n // if its the first message we consider the transport open\n if (\"opening\" === self.readyState && packet.type === \"open\") {\n self.onOpen();\n }\n\n // if its a close packet, we close the ongoing requests\n if (\"close\" === packet.type) {\n self.onClose();\n return false;\n }\n\n // otherwise bypass onData and handle the message\n self.onPacket(packet);\n };\n\n // decode payload\n parser.decodePayload(data, this.socket.binaryType).forEach(callback);\n\n // if an event did not trigger closing\n if (\"closed\" !== this.readyState) {\n // if we got data we're not polling\n this.polling = false;\n this.emit(\"pollComplete\");\n\n if (\"open\" === this.readyState) {\n this.poll();\n } else {\n\n\n }\n }\n }\n\n /**\n * For polling, send a close packet.\n *\n * @api private\n */\n doClose() {\n const self = this;\n\n function close() {\n\n\n self.write([{ type: \"close\" }]);\n }\n\n if (\"open\" === this.readyState) {\n\n\n close();\n } else {\n // in case we're trying to close while\n // handshaking is in progress (GH-164)\n\n\n this.once(\"open\", close);\n }\n }\n\n /**\n * Writes a packets payload.\n *\n * @param {Array} data packets\n * @param {Function} drain callback\n * @api private\n */\n write(packets) {\n this.writable = false;\n\n parser.encodePayload(packets, data => {\n this.doWrite(data, () => {\n this.writable = true;\n this.emit(\"drain\");\n });\n });\n }\n\n /**\n * Generates uri for connection.\n *\n * @api private\n */\n uri() {\n let query = this.query || {};\n const schema = this.opts.secure ? \"https\" : \"http\";\n let port = \"\";\n\n // cache busting is forced\n if (false !== this.opts.timestampRequests) {\n query[this.opts.timestampParam] = yeast();\n }\n\n if (!this.supportsBinary && !query.sid) {\n query.b64 = 1;\n }\n\n query = parseqs.encode(query);\n\n // avoid port if default for schema\n if (\n this.opts.port &&\n ((\"https\" === schema && Number(this.opts.port) !== 443) ||\n (\"http\" === schema && Number(this.opts.port) !== 80))\n ) {\n port = \":\" + this.opts.port;\n }\n\n // prepend ? to query\n if (query.length) {\n query = \"?\" + query;\n }\n\n const ipv6 = this.opts.hostname.indexOf(\":\") !== -1;\n return (\n schema +\n \"://\" +\n (ipv6 ? \"[\" + this.opts.hostname + \"]\" : this.opts.hostname) +\n port +\n this.opts.path +\n query\n );\n }\n}\n\nmodule.exports = Polling;\n","const PACKET_TYPES = Object.create(null); // no Map = no polyfill\nPACKET_TYPES[\"open\"] = \"0\";\nPACKET_TYPES[\"close\"] = \"1\";\nPACKET_TYPES[\"ping\"] = \"2\";\nPACKET_TYPES[\"pong\"] = \"3\";\nPACKET_TYPES[\"message\"] = \"4\";\nPACKET_TYPES[\"upgrade\"] = \"5\";\nPACKET_TYPES[\"noop\"] = \"6\";\n\nconst PACKET_TYPES_REVERSE = Object.create(null);\nObject.keys(PACKET_TYPES).forEach(key => {\n PACKET_TYPES_REVERSE[PACKET_TYPES[key]] = key;\n});\n\nconst ERROR_PACKET = { type: \"error\", data: \"parser error\" };\n\nmodule.exports = {\n PACKET_TYPES,\n PACKET_TYPES_REVERSE,\n ERROR_PACKET\n};\n","'use strict';\n\nvar alphabet = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_'.split('')\n , length = 64\n , map = {}\n , seed = 0\n , i = 0\n , prev;\n\n/**\n * Return a string representing the specified number.\n *\n * @param {Number} num The number to convert.\n * @returns {String} The string representation of the number.\n * @api public\n */\nfunction encode(num) {\n var encoded = '';\n\n do {\n encoded = alphabet[num % length] + encoded;\n num = Math.floor(num / length);\n } while (num > 0);\n\n return encoded;\n}\n\n/**\n * Return the integer value specified by the given string.\n *\n * @param {String} str The string to convert.\n * @returns {Number} The integer value represented by the string.\n * @api public\n */\nfunction decode(str) {\n var decoded = 0;\n\n for (i = 0; i < str.length; i++) {\n decoded = decoded * length + map[str.charAt(i)];\n }\n\n return decoded;\n}\n\n/**\n * Yeast: A tiny growing id generator.\n *\n * @returns {String} A unique id.\n * @api public\n */\nfunction yeast() {\n var now = encode(+new Date());\n\n if (now !== prev) return seed = 0, prev = now;\n return now +'.'+ encode(seed++);\n}\n\n//\n// Map each character to its index.\n//\nfor (; i < length; i++) map[alphabet[i]] = i;\n\n//\n// Expose the `yeast`, `encode` and `decode` functions.\n//\nyeast.encode = encode;\nyeast.decode = decode;\nmodule.exports = yeast;\n","module.exports.pick = (obj, ...attr) => {\n return attr.reduce((acc, k) => {\n acc[k] = obj[k];\n return acc;\n }, {});\n};\n","\"use strict\";\nObject.defineProperty(exports, \"__esModule\", { value: true });\nexports.Socket = void 0;\nconst socket_io_parser_1 = require(\"socket.io-parser\");\nconst Emitter = require(\"component-emitter\");\nconst on_1 = require(\"./on\");\nconst bind = require(\"component-bind\");\n\n\n/**\n * Internal events.\n * These events can't be emitted by the user.\n */\nconst RESERVED_EVENTS = Object.freeze({\n connect: 1,\n connect_error: 1,\n disconnect: 1,\n disconnecting: 1,\n // EventEmitter reserved events: https://nodejs.org/api/events.html#events_event_newlistener\n newListener: 1,\n removeListener: 1,\n});\nclass Socket extends Emitter {\n /**\n * `Socket` constructor.\n *\n * @public\n */\n constructor(io, nsp, opts) {\n super();\n this.ids = 0;\n this.acks = {};\n this.receiveBuffer = [];\n this.sendBuffer = [];\n this.flags = {};\n this.io = io;\n this.nsp = nsp;\n this.ids = 0;\n this.acks = {};\n this.receiveBuffer = [];\n this.sendBuffer = [];\n this.connected = false;\n this.disconnected = true;\n this.flags = {};\n if (opts && opts.auth) {\n this.auth = opts.auth;\n }\n if (this.io._autoConnect)\n this.open();\n }\n /**\n * Subscribe to open, close and packet events\n *\n * @private\n */\n subEvents() {\n if (this.subs)\n return;\n const io = this.io;\n this.subs = [\n on_1.on(io, \"open\", bind(this, \"onopen\")),\n on_1.on(io, \"packet\", bind(this, \"onpacket\")),\n on_1.on(io, \"close\", bind(this, \"onclose\")),\n ];\n }\n /**\n * Whether the Socket will try to reconnect when its Manager connects or reconnects\n */\n get active() {\n return !!this.subs;\n }\n /**\n * \"Opens\" the socket.\n *\n * @public\n */\n connect() {\n if (this.connected)\n return this;\n this.subEvents();\n if (!this.io[\"_reconnecting\"])\n this.io.open(); // ensure open\n if (\"open\" === this.io._readyState)\n this.onopen();\n return this;\n }\n /**\n * Alias for connect()\n */\n open() {\n return this.connect();\n }\n /**\n * Sends a `message` event.\n *\n * @return self\n * @public\n */\n send(...args) {\n args.unshift(\"message\");\n this.emit.apply(this, args);\n return this;\n }\n /**\n * Override `emit`.\n * If the event is in `events`, it's emitted normally.\n *\n * @param ev - event name\n * @return self\n * @public\n */\n emit(ev, ...args) {\n if (RESERVED_EVENTS.hasOwnProperty(ev)) {\n throw new Error('\"' + ev + '\" is a reserved event name');\n }\n args.unshift(ev);\n const packet = {\n type: socket_io_parser_1.PacketType.EVENT,\n data: args,\n };\n packet.options = {};\n packet.options.compress = this.flags.compress !== false;\n // event ack callback\n if (\"function\" === typeof args[args.length - 1]) {\n\n\n this.acks[this.ids] = args.pop();\n packet.id = this.ids++;\n }\n const isTransportWritable = this.io.engine &&\n this.io.engine.transport &&\n this.io.engine.transport.writable;\n const discardPacket = this.flags.volatile && (!isTransportWritable || !this.connected);\n if (discardPacket) {\n\n\n }\n else if (this.connected) {\n this.packet(packet);\n }\n else {\n this.sendBuffer.push(packet);\n }\n this.flags = {};\n return this;\n }\n /**\n * Sends a packet.\n *\n * @param packet\n * @private\n */\n packet(packet) {\n packet.nsp = this.nsp;\n this.io._packet(packet);\n }\n /**\n * Called upon engine `open`.\n *\n * @private\n */\n onopen() {\n\n\n if (typeof this.auth == \"function\") {\n this.auth((data) => {\n this.packet({ type: socket_io_parser_1.PacketType.CONNECT, data });\n });\n }\n else {\n this.packet({ type: socket_io_parser_1.PacketType.CONNECT, data: this.auth });\n }\n }\n /**\n * Called upon engine `close`.\n *\n * @param reason\n * @private\n */\n onclose(reason) {\n\n\n this.connected = false;\n this.disconnected = true;\n delete this.id;\n super.emit(\"disconnect\", reason);\n }\n /**\n * Called with socket packet.\n *\n * @param packet\n * @private\n */\n onpacket(packet) {\n const sameNamespace = packet.nsp === this.nsp;\n if (!sameNamespace)\n return;\n switch (packet.type) {\n case socket_io_parser_1.PacketType.CONNECT:\n if (packet.data && packet.data.sid) {\n const id = packet.data.sid;\n this.onconnect(id);\n }\n else {\n super.emit(\"connect_error\", new Error(\"It seems you are trying to reach a Socket.IO server in v2.x with a v3.x client, but they are not compatible (more information here: https://socket.io/docs/v3/migrating-from-2-x-to-3-0/)\"));\n }\n break;\n case socket_io_parser_1.PacketType.EVENT:\n this.onevent(packet);\n break;\n case socket_io_parser_1.PacketType.BINARY_EVENT:\n this.onevent(packet);\n break;\n case socket_io_parser_1.PacketType.ACK:\n this.onack(packet);\n break;\n case socket_io_parser_1.PacketType.BINARY_ACK:\n this.onack(packet);\n break;\n case socket_io_parser_1.PacketType.DISCONNECT:\n this.ondisconnect();\n break;\n case socket_io_parser_1.PacketType.CONNECT_ERROR:\n const err = new Error(packet.data.message);\n // @ts-ignore\n err.data = packet.data.data;\n super.emit(\"connect_error\", err);\n break;\n }\n }\n /**\n * Called upon a server event.\n *\n * @param packet\n * @private\n */\n onevent(packet) {\n const args = packet.data || [];\n\n\n if (null != packet.id) {\n\n\n args.push(this.ack(packet.id));\n }\n if (this.connected) {\n this.emitEvent(args);\n }\n else {\n this.receiveBuffer.push(Object.freeze(args));\n }\n }\n emitEvent(args) {\n if (this._anyListeners && this._anyListeners.length) {\n const listeners = this._anyListeners.slice();\n for (const listener of listeners) {\n listener.apply(this, args);\n }\n }\n super.emit.apply(this, args);\n }\n /**\n * Produces an ack callback to emit with an event.\n *\n * @private\n */\n ack(id) {\n const self = this;\n let sent = false;\n return function (...args) {\n // prevent double callbacks\n if (sent)\n return;\n sent = true;\n\n\n self.packet({\n type: socket_io_parser_1.PacketType.ACK,\n id: id,\n data: args,\n });\n };\n }\n /**\n * Called upon a server acknowlegement.\n *\n * @param packet\n * @private\n */\n onack(packet) {\n const ack = this.acks[packet.id];\n if (\"function\" === typeof ack) {\n\n\n ack.apply(this, packet.data);\n delete this.acks[packet.id];\n }\n else {\n\n\n }\n }\n /**\n * Called upon server connect.\n *\n * @private\n */\n onconnect(id) {\n\n\n this.id = id;\n this.connected = true;\n this.disconnected = false;\n super.emit(\"connect\");\n this.emitBuffered();\n }\n /**\n * Emit buffered events (received and emitted).\n *\n * @private\n */\n emitBuffered() {\n this.receiveBuffer.forEach((args) => this.emitEvent(args));\n this.receiveBuffer = [];\n this.sendBuffer.forEach((packet) => this.packet(packet));\n this.sendBuffer = [];\n }\n /**\n * Called upon server disconnect.\n *\n * @private\n */\n ondisconnect() {\n\n\n this.destroy();\n this.onclose(\"io server disconnect\");\n }\n /**\n * Called upon forced client/server side disconnections,\n * this method ensures the manager stops tracking us and\n * that reconnections don't get triggered for this.\n *\n * @private\n */\n destroy() {\n if (this.subs) {\n // clean subscriptions to avoid reconnections\n for (let i = 0; i < this.subs.length; i++) {\n this.subs[i].destroy();\n }\n this.subs = null;\n }\n this.io[\"_destroy\"](this);\n }\n /**\n * Disconnects the socket manually.\n *\n * @return self\n * @public\n */\n disconnect() {\n if (this.connected) {\n\n\n this.packet({ type: socket_io_parser_1.PacketType.DISCONNECT });\n }\n // remove socket from pool\n this.destroy();\n if (this.connected) {\n // fire events\n this.onclose(\"io client disconnect\");\n }\n return this;\n }\n /**\n * Alias for disconnect()\n *\n * @return self\n * @public\n */\n close() {\n return this.disconnect();\n }\n /**\n * Sets the compress flag.\n *\n * @param compress - if `true`, compresses the sending data\n * @return self\n * @public\n */\n compress(compress) {\n this.flags.compress = compress;\n return this;\n }\n /**\n * Sets a modifier for a subsequent event emission that the event message will be dropped when this socket is not\n * ready to send messages.\n *\n * @returns self\n * @public\n */\n get volatile() {\n this.flags.volatile = true;\n return this;\n }\n /**\n * Adds a listener that will be fired when any event is emitted. The event name is passed as the first argument to the\n * callback.\n *\n * @param listener\n * @public\n */\n onAny(listener) {\n this._anyListeners = this._anyListeners || [];\n this._anyListeners.push(listener);\n return this;\n }\n /**\n * Adds a listener that will be fired when any event is emitted. The event name is passed as the first argument to the\n * callback. The listener is added to the beginning of the listeners array.\n *\n * @param listener\n * @public\n */\n prependAny(listener) {\n this._anyListeners = this._anyListeners || [];\n this._anyListeners.unshift(listener);\n return this;\n }\n /**\n * Removes the listener that will be fired when any event is emitted.\n *\n * @param listener\n * @public\n */\n offAny(listener) {\n if (!this._anyListeners) {\n return this;\n }\n if (listener) {\n const listeners = this._anyListeners;\n for (let i = 0; i < listeners.length; i++) {\n if (listener === listeners[i]) {\n listeners.splice(i, 1);\n return this;\n }\n }\n }\n else {\n this._anyListeners = [];\n }\n return this;\n }\n /**\n * Returns an array of listeners that are listening for any event that is specified. This array can be manipulated,\n * e.g. to remove listeners.\n *\n * @public\n */\n listenersAny() {\n return this._anyListeners || [];\n }\n}\nexports.Socket = Socket;\n","\"use strict\";\nObject.defineProperty(exports, \"__esModule\", { value: true });\nexports.hasBinary = exports.isBinary = void 0;\nconst withNativeArrayBuffer = typeof ArrayBuffer === \"function\";\nconst isView = (obj) => {\n return typeof ArrayBuffer.isView === \"function\"\n ? ArrayBuffer.isView(obj)\n : obj.buffer instanceof ArrayBuffer;\n};\nconst toString = Object.prototype.toString;\nconst withNativeBlob = typeof Blob === \"function\" ||\n (typeof Blob !== \"undefined\" &&\n toString.call(Blob) === \"[object BlobConstructor]\");\nconst withNativeFile = typeof File === \"function\" ||\n (typeof File !== \"undefined\" &&\n toString.call(File) === \"[object FileConstructor]\");\n/**\n * Returns true if obj is a Buffer, an ArrayBuffer, a Blob or a File.\n *\n * @private\n */\nfunction isBinary(obj) {\n return ((withNativeArrayBuffer && (obj instanceof ArrayBuffer || isView(obj))) ||\n (withNativeBlob && obj instanceof Blob) ||\n (withNativeFile && obj instanceof File));\n}\nexports.isBinary = isBinary;\nfunction hasBinary(obj, toJSON) {\n if (!obj || typeof obj !== \"object\") {\n return false;\n }\n if (Array.isArray(obj)) {\n for (let i = 0, l = obj.length; i < l; i++) {\n if (hasBinary(obj[i])) {\n return true;\n }\n }\n return false;\n }\n if (isBinary(obj)) {\n return true;\n }\n if (obj.toJSON &&\n typeof obj.toJSON === \"function\" &&\n arguments.length === 1) {\n return hasBinary(obj.toJSON(), true);\n }\n for (const key in obj) {\n if (Object.prototype.hasOwnProperty.call(obj, key) && hasBinary(obj[key])) {\n return true;\n }\n }\n return false;\n}\nexports.hasBinary = hasBinary;\n","\"use strict\";\nObject.defineProperty(exports, \"__esModule\", { value: true });\nexports.on = void 0;\nfunction on(obj, ev, fn) {\n obj.on(ev, fn);\n return {\n destroy: function () {\n obj.off(ev, fn);\n },\n };\n}\nexports.on = on;\n","/**\n * Slice reference.\n */\n\nvar slice = [].slice;\n\n/**\n * Bind `obj` to `fn`.\n *\n * @param {Object} obj\n * @param {Function|String} fn or string\n * @return {Function}\n * @api public\n */\n\nmodule.exports = function(obj, fn){\n if ('string' == typeof fn) fn = obj[fn];\n if ('function' != typeof fn) throw new Error('bind() requires a function');\n var args = slice.call(arguments, 2);\n return function(){\n return fn.apply(obj, args.concat(slice.call(arguments)));\n }\n};\n","\"use strict\";\nObject.defineProperty(exports, \"__esModule\", { value: true });\nexports.Socket = exports.io = exports.Manager = exports.protocol = void 0;\nconst url_1 = require(\"./url\");\nconst manager_1 = require(\"./manager\");\nconst socket_1 = require(\"./socket\");\nObject.defineProperty(exports, \"Socket\", { enumerable: true, get: function () { return socket_1.Socket; } });\n\n\n/**\n * Module exports.\n */\nmodule.exports = exports = lookup;\n/**\n * Managers cache.\n */\nconst cache = (exports.managers = {});\nfunction lookup(uri, opts) {\n if (typeof uri === \"object\") {\n opts = uri;\n uri = undefined;\n }\n opts = opts || {};\n const parsed = url_1.url(uri);\n const source = parsed.source;\n const id = parsed.id;\n const path = parsed.path;\n const sameNamespace = cache[id] && path in cache[id][\"nsps\"];\n const newConnection = opts.forceNew ||\n opts[\"force new connection\"] ||\n false === opts.multiplex ||\n sameNamespace;\n let io;\n if (newConnection) {\n\n\n io = new manager_1.Manager(source, opts);\n }\n else {\n if (!cache[id]) {\n\n\n cache[id] = new manager_1.Manager(source, opts);\n }\n io = cache[id];\n }\n if (parsed.query && !opts.query) {\n opts.query = parsed.query;\n }\n return io.socket(parsed.path, opts);\n}\nexports.io = lookup;\n/**\n * Protocol version.\n *\n * @public\n */\nvar socket_io_parser_1 = require(\"socket.io-parser\");\nObject.defineProperty(exports, \"protocol\", { enumerable: true, get: function () { return socket_io_parser_1.protocol; } });\n/**\n * `connect`.\n *\n * @param {String} uri\n * @public\n */\nexports.connect = lookup;\n/**\n * Expose constructors for standalone build.\n *\n * @public\n */\nvar manager_2 = require(\"./manager\");\nObject.defineProperty(exports, \"Manager\", { enumerable: true, get: function () { return manager_2.Manager; } });\n","\"use strict\";\nObject.defineProperty(exports, \"__esModule\", { value: true });\nexports.url = void 0;\nconst parseuri = require(\"parseuri\");\n\n\n/**\n * URL parser.\n *\n * @param uri - url\n * @param loc - An object meant to mimic window.location.\n * Defaults to window.location.\n * @public\n */\nfunction url(uri, loc) {\n let obj = uri;\n // default to window.location\n loc = loc || (typeof location !== \"undefined\" && location);\n if (null == uri)\n uri = loc.protocol + \"//\" + loc.host;\n // relative path support\n if (typeof uri === \"string\") {\n if (\"/\" === uri.charAt(0)) {\n if (\"/\" === uri.charAt(1)) {\n uri = loc.protocol + uri;\n }\n else {\n uri = loc.host + uri;\n }\n }\n if (!/^(https?|wss?):\\/\\//.test(uri)) {\n\n\n if (\"undefined\" !== typeof loc) {\n uri = loc.protocol + \"//\" + uri;\n }\n else {\n uri = \"https://\" + uri;\n }\n }\n // parse\n\n\n obj = parseuri(uri);\n }\n // make sure we treat `localhost:80` and `localhost` equally\n if (!obj.port) {\n if (/^(http|ws)$/.test(obj.protocol)) {\n obj.port = \"80\";\n }\n else if (/^(http|ws)s$/.test(obj.protocol)) {\n obj.port = \"443\";\n }\n }\n obj.path = obj.path || \"/\";\n const ipv6 = obj.host.indexOf(\":\") !== -1;\n const host = ipv6 ? \"[\" + obj.host + \"]\" : obj.host;\n // define unique id\n obj.id = obj.protocol + \"://\" + host + \":\" + obj.port;\n // define href\n obj.href =\n obj.protocol +\n \"://\" +\n host +\n (loc && loc.port === obj.port ? \"\" : \":\" + obj.port);\n return obj;\n}\nexports.url = url;\n","const Socket = require(\"./socket\");\n\nmodule.exports = (uri, opts) => new Socket(uri, opts);\n\n/**\n * Expose deps for legacy compatibility\n * and standalone browser access.\n */\n\nmodule.exports.Socket = Socket;\nmodule.exports.protocol = Socket.protocol; // this is an int\nmodule.exports.Transport = require(\"./transport\");\nmodule.exports.transports = require(\"./transports/index\");\nmodule.exports.parser = require(\"engine.io-parser\");\n","const transports = require(\"./transports/index\");\nconst Emitter = require(\"component-emitter\");\n\n\nconst parser = require(\"engine.io-parser\");\nconst parseuri = require(\"parseuri\");\nconst parseqs = require(\"parseqs\");\n\nclass Socket extends Emitter {\n /**\n * Socket constructor.\n *\n * @param {String|Object} uri or options\n * @param {Object} options\n * @api public\n */\n constructor(uri, opts = {}) {\n super();\n\n if (uri && \"object\" === typeof uri) {\n opts = uri;\n uri = null;\n }\n\n if (uri) {\n uri = parseuri(uri);\n opts.hostname = uri.host;\n opts.secure = uri.protocol === \"https\" || uri.protocol === \"wss\";\n opts.port = uri.port;\n if (uri.query) opts.query = uri.query;\n } else if (opts.host) {\n opts.hostname = parseuri(opts.host).host;\n }\n\n this.secure =\n null != opts.secure\n ? opts.secure\n : typeof location !== \"undefined\" && \"https:\" === location.protocol;\n\n if (opts.hostname && !opts.port) {\n // if no port is specified manually, use the protocol default\n opts.port = this.secure ? \"443\" : \"80\";\n }\n\n this.hostname =\n opts.hostname ||\n (typeof location !== \"undefined\" ? location.hostname : \"localhost\");\n this.port =\n opts.port ||\n (typeof location !== \"undefined\" && location.port\n ? location.port\n : this.secure\n ? 443\n : 80);\n\n this.transports = opts.transports || [\"polling\", \"websocket\"];\n this.readyState = \"\";\n this.writeBuffer = [];\n this.prevBufferLen = 0;\n\n this.opts = Object.assign(\n {\n path: \"/engine.io\",\n agent: false,\n withCredentials: false,\n upgrade: true,\n jsonp: true,\n timestampParam: \"t\",\n rememberUpgrade: false,\n rejectUnauthorized: true,\n perMessageDeflate: {\n threshold: 1024\n },\n transportOptions: {}\n },\n opts\n );\n\n this.opts.path = this.opts.path.replace(/\\/$/, \"\") + \"/\";\n\n if (typeof this.opts.query === \"string\") {\n this.opts.query = parseqs.decode(this.opts.query);\n }\n\n // set on handshake\n this.id = null;\n this.upgrades = null;\n this.pingInterval = null;\n this.pingTimeout = null;\n\n // set on heartbeat\n this.pingTimeoutTimer = null;\n\n this.open();\n }\n\n /**\n * Creates transport of the given type.\n *\n * @param {String} transport name\n * @return {Transport}\n * @api private\n */\n createTransport(name) {\n\n\n const query = clone(this.opts.query);\n\n // append engine.io protocol identifier\n query.EIO = parser.protocol;\n\n // transport name\n query.transport = name;\n\n // session id if we already have one\n if (this.id) query.sid = this.id;\n\n const opts = Object.assign(\n {},\n this.opts.transportOptions[name],\n this.opts,\n {\n query,\n socket: this,\n hostname: this.hostname,\n secure: this.secure,\n port: this.port\n }\n );\n\n\n\n\n return new transports[name](opts);\n }\n\n /**\n * Initializes transport to use and starts probe.\n *\n * @api private\n */\n open() {\n let transport;\n if (\n this.opts.rememberUpgrade &&\n Socket.priorWebsocketSuccess &&\n this.transports.indexOf(\"websocket\") !== -1\n ) {\n transport = \"websocket\";\n } else if (0 === this.transports.length) {\n // Emit error on next tick so it can be listened to\n const self = this;\n setTimeout(function() {\n self.emit(\"error\", \"No transports available\");\n }, 0);\n return;\n } else {\n transport = this.transports[0];\n }\n this.readyState = \"opening\";\n\n // Retry with the next transport if the transport is disabled (jsonp: false)\n try {\n transport = this.createTransport(transport);\n } catch (e) {\n\n\n this.transports.shift();\n this.open();\n return;\n }\n\n transport.open();\n this.setTransport(transport);\n }\n\n /**\n * Sets the current transport. Disables the existing one (if any).\n *\n * @api private\n */\n setTransport(transport) {\n\n\n const self = this;\n\n if (this.transport) {\n\n\n this.transport.removeAllListeners();\n }\n\n // set up transport\n this.transport = transport;\n\n // set up transport listeners\n transport\n .on(\"drain\", function() {\n self.onDrain();\n })\n .on(\"packet\", function(packet) {\n self.onPacket(packet);\n })\n .on(\"error\", function(e) {\n self.onError(e);\n })\n .on(\"close\", function() {\n self.onClose(\"transport close\");\n });\n }\n\n /**\n * Probes a transport.\n *\n * @param {String} transport name\n * @api private\n */\n probe(name) {\n\n\n let transport = this.createTransport(name, { probe: 1 });\n let failed = false;\n const self = this;\n\n Socket.priorWebsocketSuccess = false;\n\n function onTransportOpen() {\n if (self.onlyBinaryUpgrades) {\n const upgradeLosesBinary =\n !this.supportsBinary && self.transport.supportsBinary;\n failed = failed || upgradeLosesBinary;\n }\n if (failed) return;\n\n\n\n transport.send([{ type: \"ping\", data: \"probe\" }]);\n transport.once(\"packet\", function(msg) {\n if (failed) return;\n if (\"pong\" === msg.type && \"probe\" === msg.data) {\n\n\n self.upgrading = true;\n self.emit(\"upgrading\", transport);\n if (!transport) return;\n Socket.priorWebsocketSuccess = \"websocket\" === transport.name;\n\n\n\n self.transport.pause(function() {\n if (failed) return;\n if (\"closed\" === self.readyState) return;\n\n\n\n cleanup();\n\n self.setTransport(transport);\n transport.send([{ type: \"upgrade\" }]);\n self.emit(\"upgrade\", transport);\n transport = null;\n self.upgrading = false;\n self.flush();\n });\n } else {\n\n\n const err = new Error(\"probe error\");\n err.transport = transport.name;\n self.emit(\"upgradeError\", err);\n }\n });\n }\n\n function freezeTransport() {\n if (failed) return;\n\n // Any callback called by transport should be ignored since now\n failed = true;\n\n cleanup();\n\n transport.close();\n transport = null;\n }\n\n // Handle any error that happens while probing\n function onerror(err) {\n const error = new Error(\"probe error: \" + err);\n error.transport = transport.name;\n\n freezeTransport();\n\n\n\n\n self.emit(\"upgradeError\", error);\n }\n\n function onTransportClose() {\n onerror(\"transport closed\");\n }\n\n // When the socket is closed while we're probing\n function onclose() {\n onerror(\"socket closed\");\n }\n\n // When the socket is upgraded while we're probing\n function onupgrade(to) {\n if (transport && to.name !== transport.name) {\n\n\n freezeTransport();\n }\n }\n\n // Remove all listeners on the transport and on self\n function cleanup() {\n transport.removeListener(\"open\", onTransportOpen);\n transport.removeListener(\"error\", onerror);\n transport.removeListener(\"close\", onTransportClose);\n self.removeListener(\"close\", onclose);\n self.removeListener(\"upgrading\", onupgrade);\n }\n\n transport.once(\"open\", onTransportOpen);\n transport.once(\"error\", onerror);\n transport.once(\"close\", onTransportClose);\n\n this.once(\"close\", onclose);\n this.once(\"upgrading\", onupgrade);\n\n transport.open();\n }\n\n /**\n * Called when connection is deemed open.\n *\n * @api public\n */\n onOpen() {\n\n\n this.readyState = \"open\";\n Socket.priorWebsocketSuccess = \"websocket\" === this.transport.name;\n this.emit(\"open\");\n this.flush();\n\n // we check for `readyState` in case an `open`\n // listener already closed the socket\n if (\n \"open\" === this.readyState &&\n this.opts.upgrade &&\n this.transport.pause\n ) {\n\n\n let i = 0;\n const l = this.upgrades.length;\n for (; i < l; i++) {\n this.probe(this.upgrades[i]);\n }\n }\n }\n\n /**\n * Handles a packet.\n *\n * @api private\n */\n onPacket(packet) {\n if (\n \"opening\" === this.readyState ||\n \"open\" === this.readyState ||\n \"closing\" === this.readyState\n ) {\n\n\n\n this.emit(\"packet\", packet);\n\n // Socket is live - any packet counts\n this.emit(\"heartbeat\");\n\n switch (packet.type) {\n case \"open\":\n this.onHandshake(JSON.parse(packet.data));\n break;\n\n case \"ping\":\n this.resetPingTimeout();\n this.sendPacket(\"pong\");\n this.emit(\"pong\");\n break;\n\n case \"error\":\n const err = new Error(\"server error\");\n err.code = packet.data;\n this.onError(err);\n break;\n\n case \"message\":\n this.emit(\"data\", packet.data);\n this.emit(\"message\", packet.data);\n break;\n }\n } else {\n\n\n }\n }\n\n /**\n * Called upon handshake completion.\n *\n * @param {Object} handshake obj\n * @api private\n */\n onHandshake(data) {\n this.emit(\"handshake\", data);\n this.id = data.sid;\n this.transport.query.sid = data.sid;\n this.upgrades = this.filterUpgrades(data.upgrades);\n this.pingInterval = data.pingInterval;\n this.pingTimeout = data.pingTimeout;\n this.onOpen();\n // In case open handler closes socket\n if (\"closed\" === this.readyState) return;\n this.resetPingTimeout();\n }\n\n /**\n * Sets and resets ping timeout timer based on server pings.\n *\n * @api private\n */\n resetPingTimeout() {\n clearTimeout(this.pingTimeoutTimer);\n this.pingTimeoutTimer = setTimeout(() => {\n this.onClose(\"ping timeout\");\n }, this.pingInterval + this.pingTimeout);\n }\n\n /**\n * Called on `drain` event\n *\n * @api private\n */\n onDrain() {\n this.writeBuffer.splice(0, this.prevBufferLen);\n\n // setting prevBufferLen = 0 is very important\n // for example, when upgrading, upgrade packet is sent over,\n // and a nonzero prevBufferLen could cause problems on `drain`\n this.prevBufferLen = 0;\n\n if (0 === this.writeBuffer.length) {\n this.emit(\"drain\");\n } else {\n this.flush();\n }\n }\n\n /**\n * Flush write buffers.\n *\n * @api private\n */\n flush() {\n if (\n \"closed\" !== this.readyState &&\n this.transport.writable &&\n !this.upgrading &&\n this.writeBuffer.length\n ) {\n\n\n this.transport.send(this.writeBuffer);\n // keep track of current length of writeBuffer\n // splice writeBuffer and callbackBuffer on `drain`\n this.prevBufferLen = this.writeBuffer.length;\n this.emit(\"flush\");\n }\n }\n\n /**\n * Sends a message.\n *\n * @param {String} message.\n * @param {Function} callback function.\n * @param {Object} options.\n * @return {Socket} for chaining.\n * @api public\n */\n write(msg, options, fn) {\n this.sendPacket(\"message\", msg, options, fn);\n return this;\n }\n\n send(msg, options, fn) {\n this.sendPacket(\"message\", msg, options, fn);\n return this;\n }\n\n /**\n * Sends a packet.\n *\n * @param {String} packet type.\n * @param {String} data.\n * @param {Object} options.\n * @param {Function} callback function.\n * @api private\n */\n sendPacket(type, data, options, fn) {\n if (\"function\" === typeof data) {\n fn = data;\n data = undefined;\n }\n\n if (\"function\" === typeof options) {\n fn = options;\n options = null;\n }\n\n if (\"closing\" === this.readyState || \"closed\" === this.readyState) {\n return;\n }\n\n options = options || {};\n options.compress = false !== options.compress;\n\n const packet = {\n type: type,\n data: data,\n options: options\n };\n this.emit(\"packetCreate\", packet);\n this.writeBuffer.push(packet);\n if (fn) this.once(\"flush\", fn);\n this.flush();\n }\n\n /**\n * Closes the connection.\n *\n * @api private\n */\n close() {\n const self = this;\n\n if (\"opening\" === this.readyState || \"open\" === this.readyState) {\n this.readyState = \"closing\";\n\n if (this.writeBuffer.length) {\n this.once(\"drain\", function() {\n if (this.upgrading) {\n waitForUpgrade();\n } else {\n close();\n }\n });\n } else if (this.upgrading) {\n waitForUpgrade();\n } else {\n close();\n }\n }\n\n function close() {\n self.onClose(\"forced close\");\n\n\n self.transport.close();\n }\n\n function cleanupAndClose() {\n self.removeListener(\"upgrade\", cleanupAndClose);\n self.removeListener(\"upgradeError\", cleanupAndClose);\n close();\n }\n\n function waitForUpgrade() {\n // wait for upgrade to finish since we can't send packets while pausing a transport\n self.once(\"upgrade\", cleanupAndClose);\n self.once(\"upgradeError\", cleanupAndClose);\n }\n\n return this;\n }\n\n /**\n * Called upon transport error\n *\n * @api private\n */\n onError(err) {\n\n\n Socket.priorWebsocketSuccess = false;\n this.emit(\"error\", err);\n this.onClose(\"transport error\", err);\n }\n\n /**\n * Called upon transport close.\n *\n * @api private\n */\n onClose(reason, desc) {\n if (\n \"opening\" === this.readyState ||\n \"open\" === this.readyState ||\n \"closing\" === this.readyState\n ) {\n\n\n const self = this;\n\n // clear timers\n clearTimeout(this.pingIntervalTimer);\n clearTimeout(this.pingTimeoutTimer);\n\n // stop event from firing again for transport\n this.transport.removeAllListeners(\"close\");\n\n // ensure transport won't stay open\n this.transport.close();\n\n // ignore further transport communication\n this.transport.removeAllListeners();\n\n // set ready state\n this.readyState = \"closed\";\n\n // clear session id\n this.id = null;\n\n // emit close event\n this.emit(\"close\", reason, desc);\n\n // clean buffers after, so users can still\n // grab the buffers on `close` event\n self.writeBuffer = [];\n self.prevBufferLen = 0;\n }\n }\n\n /**\n * Filters upgrades, returning only those matching client transports.\n *\n * @param {Array} server upgrades\n * @api private\n *\n */\n filterUpgrades(upgrades) {\n const filteredUpgrades = [];\n let i = 0;\n const j = upgrades.length;\n for (; i < j; i++) {\n if (~this.transports.indexOf(upgrades[i]))\n filteredUpgrades.push(upgrades[i]);\n }\n return filteredUpgrades;\n }\n}\n\nSocket.priorWebsocketSuccess = false;\n\n/**\n * Protocol version.\n *\n * @api public\n */\n\nSocket.protocol = parser.protocol; // this is an int\n\nfunction clone(obj) {\n const o = {};\n for (let i in obj) {\n if (obj.hasOwnProperty(i)) {\n o[i] = obj[i];\n }\n }\n return o;\n}\n\nmodule.exports = Socket;\n","\n/**\n * Module exports.\n *\n * Logic borrowed from Modernizr:\n *\n * - https://github.com/Modernizr/Modernizr/blob/master/feature-detects/cors.js\n */\n\ntry {\n module.exports = typeof XMLHttpRequest !== 'undefined' &&\n 'withCredentials' in new XMLHttpRequest();\n} catch (err) {\n // if XMLHttp support is disabled in IE then it will throw\n // when trying to create\n module.exports = false;\n}\n","/* global attachEvent */\n\nconst XMLHttpRequest = require(\"xmlhttprequest-ssl\");\nconst Polling = require(\"./polling\");\nconst Emitter = require(\"component-emitter\");\nconst { pick } = require(\"../util\");\nconst globalThis = require(\"../globalThis\");\n\n\n\n\n/**\n * Empty function\n */\n\nfunction empty() {}\n\nconst hasXHR2 = (function() {\n const xhr = new XMLHttpRequest({ xdomain: false });\n return null != xhr.responseType;\n})();\n\nclass XHR extends Polling {\n /**\n * XHR Polling constructor.\n *\n * @param {Object} opts\n * @api public\n */\n constructor(opts) {\n super(opts);\n\n if (typeof location !== \"undefined\") {\n const isSSL = \"https:\" === location.protocol;\n let port = location.port;\n\n // some user agents have empty `location.port`\n if (!port) {\n port = isSSL ? 443 : 80;\n }\n\n this.xd =\n (typeof location !== \"undefined\" &&\n opts.hostname !== location.hostname) ||\n port !== opts.port;\n this.xs = opts.secure !== isSSL;\n }\n /**\n * XHR supports binary\n */\n const forceBase64 = opts && opts.forceBase64;\n this.supportsBinary = hasXHR2 && !forceBase64;\n }\n\n /**\n * Creates a request.\n *\n * @param {String} method\n * @api private\n */\n request(opts = {}) {\n Object.assign(opts, { xd: this.xd, xs: this.xs }, this.opts);\n return new Request(this.uri(), opts);\n }\n\n /**\n * Sends data.\n *\n * @param {String} data to send.\n * @param {Function} called upon flush.\n * @api private\n */\n doWrite(data, fn) {\n const req = this.request({\n method: \"POST\",\n data: data\n });\n const self = this;\n req.on(\"success\", fn);\n req.on(\"error\", function(err) {\n self.onError(\"xhr post error\", err);\n });\n }\n\n /**\n * Starts a poll cycle.\n *\n * @api private\n */\n doPoll() {\n\n\n const req = this.request();\n const self = this;\n req.on(\"data\", function(data) {\n self.onData(data);\n });\n req.on(\"error\", function(err) {\n self.onError(\"xhr poll error\", err);\n });\n this.pollXhr = req;\n }\n}\n\nclass Request extends Emitter {\n /**\n * Request constructor\n *\n * @param {Object} options\n * @api public\n */\n constructor(uri, opts) {\n super();\n this.opts = opts;\n\n this.method = opts.method || \"GET\";\n this.uri = uri;\n this.async = false !== opts.async;\n this.data = undefined !== opts.data ? opts.data : null;\n\n this.create();\n }\n\n /**\n * Creates the XHR object and sends the request.\n *\n * @api private\n */\n create() {\n const opts = pick(\n this.opts,\n \"agent\",\n \"enablesXDR\",\n \"pfx\",\n \"key\",\n \"passphrase\",\n \"cert\",\n \"ca\",\n \"ciphers\",\n \"rejectUnauthorized\"\n );\n opts.xdomain = !!this.opts.xd;\n opts.xscheme = !!this.opts.xs;\n\n const xhr = (this.xhr = new XMLHttpRequest(opts));\n const self = this;\n\n try {\n\n\n xhr.open(this.method, this.uri, this.async);\n try {\n if (this.opts.extraHeaders) {\n xhr.setDisableHeaderCheck && xhr.setDisableHeaderCheck(true);\n for (let i in this.opts.extraHeaders) {\n if (this.opts.extraHeaders.hasOwnProperty(i)) {\n xhr.setRequestHeader(i, this.opts.extraHeaders[i]);\n }\n }\n }\n } catch (e) {}\n\n if (\"POST\" === this.method) {\n try {\n xhr.setRequestHeader(\"Content-type\", \"text/plain;charset=UTF-8\");\n } catch (e) {}\n }\n\n try {\n xhr.setRequestHeader(\"Accept\", \"*/*\");\n } catch (e) {}\n\n // ie6 check\n if (\"withCredentials\" in xhr) {\n xhr.withCredentials = this.opts.withCredentials;\n }\n\n if (this.opts.requestTimeout) {\n xhr.timeout = this.opts.requestTimeout;\n }\n\n if (this.hasXDR()) {\n xhr.onload = function() {\n self.onLoad();\n };\n xhr.onerror = function() {\n self.onError(xhr.responseText);\n };\n } else {\n xhr.onreadystatechange = function() {\n if (4 !== xhr.readyState) return;\n if (200 === xhr.status || 1223 === xhr.status) {\n self.onLoad();\n } else {\n // make sure the `error` event handler that's user-set\n // does not throw in the same tick and gets caught here\n setTimeout(function() {\n self.onError(typeof xhr.status === \"number\" ? xhr.status : 0);\n }, 0);\n }\n };\n }\n\n\n\n xhr.send(this.data);\n } catch (e) {\n // Need to defer since .create() is called directly from the constructor\n // and thus the 'error' event can only be only bound *after* this exception\n // occurs. Therefore, also, we cannot throw here at all.\n setTimeout(function() {\n self.onError(e);\n }, 0);\n return;\n }\n\n if (typeof document !== \"undefined\") {\n this.index = Request.requestsCount++;\n Request.requests[this.index] = this;\n }\n }\n\n /**\n * Called upon successful response.\n *\n * @api private\n */\n onSuccess() {\n this.emit(\"success\");\n this.cleanup();\n }\n\n /**\n * Called if we have data.\n *\n * @api private\n */\n onData(data) {\n this.emit(\"data\", data);\n this.onSuccess();\n }\n\n /**\n * Called upon error.\n *\n * @api private\n */\n onError(err) {\n this.emit(\"error\", err);\n this.cleanup(true);\n }\n\n /**\n * Cleans up house.\n *\n * @api private\n */\n cleanup(fromError) {\n if (\"undefined\" === typeof this.xhr || null === this.xhr) {\n return;\n }\n // xmlhttprequest\n if (this.hasXDR()) {\n this.xhr.onload = this.xhr.onerror = empty;\n } else {\n this.xhr.onreadystatechange = empty;\n }\n\n if (fromError) {\n try {\n this.xhr.abort();\n } catch (e) {}\n }\n\n if (typeof document !== \"undefined\") {\n delete Request.requests[this.index];\n }\n\n this.xhr = null;\n }\n\n /**\n * Called upon load.\n *\n * @api private\n */\n onLoad() {\n const data = this.xhr.responseText;\n if (data !== null) {\n this.onData(data);\n }\n }\n\n /**\n * Check if it has XDomainRequest.\n *\n * @api private\n */\n hasXDR() {\n return typeof XDomainRequest !== \"undefined\" && !this.xs && this.enablesXDR;\n }\n\n /**\n * Aborts the request.\n *\n * @api public\n */\n abort() {\n this.cleanup();\n }\n}\n\n/**\n * Aborts pending requests when unloading the window. This is needed to prevent\n * memory leaks (e.g. when using IE) and to ensure that no spurious error is\n * emitted.\n */\n\nRequest.requestsCount = 0;\nRequest.requests = {};\n\nif (typeof document !== \"undefined\") {\n if (typeof attachEvent === \"function\") {\n attachEvent(\"onunload\", unloadHandler);\n } else if (typeof addEventListener === \"function\") {\n const terminationEvent = \"onpagehide\" in globalThis ? \"pagehide\" : \"unload\";\n addEventListener(terminationEvent, unloadHandler, false);\n }\n}\n\nfunction unloadHandler() {\n for (let i in Request.requests) {\n if (Request.requests.hasOwnProperty(i)) {\n Request.requests[i].abort();\n }\n }\n}\n\nmodule.exports = XHR;\nmodule.exports.Request = Request;\n","const { PACKET_TYPES } = require(\"./commons\");\n\nconst withNativeBlob =\n typeof Blob === \"function\" ||\n (typeof Blob !== \"undefined\" &&\n Object.prototype.toString.call(Blob) === \"[object BlobConstructor]\");\nconst withNativeArrayBuffer = typeof ArrayBuffer === \"function\";\n\n// ArrayBuffer.isView method is not defined in IE10\nconst isView = obj => {\n return typeof ArrayBuffer.isView === \"function\"\n ? ArrayBuffer.isView(obj)\n : obj && obj.buffer instanceof ArrayBuffer;\n};\n\nconst encodePacket = ({ type, data }, supportsBinary, callback) => {\n if (withNativeBlob && data instanceof Blob) {\n if (supportsBinary) {\n return callback(data);\n } else {\n return encodeBlobAsBase64(data, callback);\n }\n } else if (\n withNativeArrayBuffer &&\n (data instanceof ArrayBuffer || isView(data))\n ) {\n if (supportsBinary) {\n return callback(data instanceof ArrayBuffer ? data : data.buffer);\n } else {\n return encodeBlobAsBase64(new Blob([data]), callback);\n }\n }\n // plain string\n return callback(PACKET_TYPES[type] + (data || \"\"));\n};\n\nconst encodeBlobAsBase64 = (data, callback) => {\n const fileReader = new FileReader();\n fileReader.onload = function() {\n const content = fileReader.result.split(\",\")[1];\n callback(\"b\" + content);\n };\n return fileReader.readAsDataURL(data);\n};\n\nmodule.exports = encodePacket;\n","const { PACKET_TYPES_REVERSE, ERROR_PACKET } = require(\"./commons\");\n\nconst withNativeArrayBuffer = typeof ArrayBuffer === \"function\";\n\nlet base64decoder;\nif (withNativeArrayBuffer) {\n base64decoder = require(\"base64-arraybuffer\");\n}\n\nconst decodePacket = (encodedPacket, binaryType) => {\n if (typeof encodedPacket !== \"string\") {\n return {\n type: \"message\",\n data: mapBinary(encodedPacket, binaryType)\n };\n }\n const type = encodedPacket.charAt(0);\n if (type === \"b\") {\n return {\n type: \"message\",\n data: decodeBase64Packet(encodedPacket.substring(1), binaryType)\n };\n }\n const packetType = PACKET_TYPES_REVERSE[type];\n if (!packetType) {\n return ERROR_PACKET;\n }\n return encodedPacket.length > 1\n ? {\n type: PACKET_TYPES_REVERSE[type],\n data: encodedPacket.substring(1)\n }\n : {\n type: PACKET_TYPES_REVERSE[type]\n };\n};\n\nconst decodeBase64Packet = (data, binaryType) => {\n if (base64decoder) {\n const decoded = base64decoder.decode(data);\n return mapBinary(decoded, binaryType);\n } else {\n return { base64: true, data }; // fallback for old browsers\n }\n};\n\nconst mapBinary = (data, binaryType) => {\n switch (binaryType) {\n case \"blob\":\n return data instanceof ArrayBuffer ? new Blob([data]) : data;\n case \"arraybuffer\":\n default:\n return data; // assuming the data is already an ArrayBuffer\n }\n};\n\nmodule.exports = decodePacket;\n","/*\n * base64-arraybuffer\n * https://github.com/niklasvh/base64-arraybuffer\n *\n * Copyright (c) 2012 Niklas von Hertzen\n * Licensed under the MIT license.\n */\n(function(){\n \"use strict\";\n\n var chars = \"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/\";\n\n // Use a lookup table to find the index.\n var lookup = new Uint8Array(256);\n for (var i = 0; i < chars.length; i++) {\n lookup[chars.charCodeAt(i)] = i;\n }\n\n exports.encode = function(arraybuffer) {\n var bytes = new Uint8Array(arraybuffer),\n i, len = bytes.length, base64 = \"\";\n\n for (i = 0; i < len; i+=3) {\n base64 += chars[bytes[i] >> 2];\n base64 += chars[((bytes[i] & 3) << 4) | (bytes[i + 1] >> 4)];\n base64 += chars[((bytes[i + 1] & 15) << 2) | (bytes[i + 2] >> 6)];\n base64 += chars[bytes[i + 2] & 63];\n }\n\n if ((len % 3) === 2) {\n base64 = base64.substring(0, base64.length - 1) + \"=\";\n } else if (len % 3 === 1) {\n base64 = base64.substring(0, base64.length - 2) + \"==\";\n }\n\n return base64;\n };\n\n exports.decode = function(base64) {\n var bufferLength = base64.length * 0.75,\n len = base64.length, i, p = 0,\n encoded1, encoded2, encoded3, encoded4;\n\n if (base64[base64.length - 1] === \"=\") {\n bufferLength--;\n if (base64[base64.length - 2] === \"=\") {\n bufferLength--;\n }\n }\n\n var arraybuffer = new ArrayBuffer(bufferLength),\n bytes = new Uint8Array(arraybuffer);\n\n for (i = 0; i < len; i+=4) {\n encoded1 = lookup[base64.charCodeAt(i)];\n encoded2 = lookup[base64.charCodeAt(i+1)];\n encoded3 = lookup[base64.charCodeAt(i+2)];\n encoded4 = lookup[base64.charCodeAt(i+3)];\n\n bytes[p++] = (encoded1 << 2) | (encoded2 >> 4);\n bytes[p++] = ((encoded2 & 15) << 4) | (encoded3 >> 2);\n bytes[p++] = ((encoded3 & 3) << 6) | (encoded4 & 63);\n }\n\n return arraybuffer;\n };\n})();\n","const Polling = require(\"./polling\");\nconst globalThis = require(\"../globalThis\");\n\nconst rNewline = /\\n/g;\nconst rEscapedNewline = /\\\\n/g;\n\n/**\n * Global JSONP callbacks.\n */\n\nlet callbacks;\n\n/**\n * Noop.\n */\n\nfunction empty() {}\n\nclass JSONPPolling extends Polling {\n /**\n * JSONP Polling constructor.\n *\n * @param {Object} opts.\n * @api public\n */\n constructor(opts) {\n super(opts);\n\n this.query = this.query || {};\n\n // define global callbacks array if not present\n // we do this here (lazily) to avoid unneeded global pollution\n if (!callbacks) {\n // we need to consider multiple engines in the same page\n callbacks = globalThis.___eio = globalThis.___eio || [];\n }\n\n // callback identifier\n this.index = callbacks.length;\n\n // add callback to jsonp global\n const self = this;\n callbacks.push(function(msg) {\n self.onData(msg);\n });\n\n // append to query string\n this.query.j = this.index;\n\n // prevent spurious errors from being emitted when the window is unloaded\n if (typeof addEventListener === \"function\") {\n addEventListener(\n \"beforeunload\",\n function() {\n if (self.script) self.script.onerror = empty;\n },\n false\n );\n }\n }\n\n /**\n * JSONP only supports binary as base64 encoded strings\n */\n get supportsBinary() {\n return false;\n }\n\n /**\n * Closes the socket.\n *\n * @api private\n */\n doClose() {\n if (this.script) {\n this.script.parentNode.removeChild(this.script);\n this.script = null;\n }\n\n if (this.form) {\n this.form.parentNode.removeChild(this.form);\n this.form = null;\n this.iframe = null;\n }\n\n super.doClose();\n }\n\n /**\n * Starts a poll cycle.\n *\n * @api private\n */\n doPoll() {\n const self = this;\n const script = document.createElement(\"script\");\n\n if (this.script) {\n this.script.parentNode.removeChild(this.script);\n this.script = null;\n }\n\n script.async = true;\n script.src = this.uri();\n script.onerror = function(e) {\n self.onError(\"jsonp poll error\", e);\n };\n\n const insertAt = document.getElementsByTagName(\"script\")[0];\n if (insertAt) {\n insertAt.parentNode.insertBefore(script, insertAt);\n } else {\n (document.head || document.body).appendChild(script);\n }\n this.script = script;\n\n const isUAgecko =\n \"undefined\" !== typeof navigator && /gecko/i.test(navigator.userAgent);\n\n if (isUAgecko) {\n setTimeout(function() {\n const iframe = document.createElement(\"iframe\");\n document.body.appendChild(iframe);\n document.body.removeChild(iframe);\n }, 100);\n }\n }\n\n /**\n * Writes with a hidden iframe.\n *\n * @param {String} data to send\n * @param {Function} called upon flush.\n * @api private\n */\n doWrite(data, fn) {\n const self = this;\n let iframe;\n\n if (!this.form) {\n const form = document.createElement(\"form\");\n const area = document.createElement(\"textarea\");\n const id = (this.iframeId = \"eio_iframe_\" + this.index);\n\n form.className = \"socketio\";\n form.style.position = \"absolute\";\n form.style.top = \"-1000px\";\n form.style.left = \"-1000px\";\n form.target = id;\n form.method = \"POST\";\n form.setAttribute(\"accept-charset\", \"utf-8\");\n area.name = \"d\";\n form.appendChild(area);\n document.body.appendChild(form);\n\n this.form = form;\n this.area = area;\n }\n\n this.form.action = this.uri();\n\n function complete() {\n initIframe();\n fn();\n }\n\n function initIframe() {\n if (self.iframe) {\n try {\n self.form.removeChild(self.iframe);\n } catch (e) {\n self.onError(\"jsonp polling iframe removal error\", e);\n }\n }\n\n try {\n // ie6 dynamic iframes with target=\"\" support (thanks Chris Lambacher)\n const html = '<iframe src=\"javascript:0\" name=\"' + self.iframeId + '\">';\n iframe = document.createElement(html);\n } catch (e) {\n iframe = document.createElement(\"iframe\");\n iframe.name = self.iframeId;\n iframe.src = \"javascript:0\";\n }\n\n iframe.id = self.iframeId;\n\n self.form.appendChild(iframe);\n self.iframe = iframe;\n }\n\n initIframe();\n\n // escape \\n to prevent it from being converted into \\r\\n by some UAs\n // double escaping is required for escaped new lines because unescaping of new lines can be done safely on server-side\n data = data.replace(rEscapedNewline, \"\\\\\\n\");\n this.area.value = data.replace(rNewline, \"\\\\n\");\n\n try {\n this.form.submit();\n } catch (e) {}\n\n if (this.iframe.attachEvent) {\n this.iframe.onreadystatechange = function() {\n if (self.iframe.readyState === \"complete\") {\n complete();\n }\n };\n } else {\n this.iframe.onload = complete;\n }\n }\n}\n\nmodule.exports = JSONPPolling;\n","const Transport = require(\"../transport\");\nconst parser = require(\"engine.io-parser\");\nconst parseqs = require(\"parseqs\");\nconst yeast = require(\"yeast\");\nconst { pick } = require(\"../util\");\nconst {\n WebSocket,\n usingBrowserWebSocket,\n defaultBinaryType\n} = require(\"./websocket-constructor\");\n\n\n\n\n// detect ReactNative environment\nconst isReactNative =\n typeof navigator !== \"undefined\" &&\n typeof navigator.product === \"string\" &&\n navigator.product.toLowerCase() === \"reactnative\";\n\nclass WS extends Transport {\n /**\n * WebSocket transport constructor.\n *\n * @api {Object} connection options\n * @api public\n */\n constructor(opts) {\n super(opts);\n\n this.supportsBinary = !opts.forceBase64;\n }\n\n /**\n * Transport name.\n *\n * @api public\n */\n get name() {\n return \"websocket\";\n }\n\n /**\n * Opens socket.\n *\n * @api private\n */\n doOpen() {\n if (!this.check()) {\n // let probe timeout\n return;\n }\n\n const uri = this.uri();\n const protocols = this.opts.protocols;\n\n // React Native only supports the 'headers' option, and will print a warning if anything else is passed\n const opts = isReactNative\n ? {}\n : pick(\n this.opts,\n \"agent\",\n \"perMessageDeflate\",\n \"pfx\",\n \"key\",\n \"passphrase\",\n \"cert\",\n \"ca\",\n \"ciphers\",\n \"rejectUnauthorized\",\n \"localAddress\"\n );\n\n if (this.opts.extraHeaders) {\n opts.headers = this.opts.extraHeaders;\n }\n\n try {\n this.ws =\n usingBrowserWebSocket && !isReactNative\n ? protocols\n ? new WebSocket(uri, protocols)\n : new WebSocket(uri)\n : new WebSocket(uri, protocols, opts);\n } catch (err) {\n return this.emit(\"error\", err);\n }\n\n this.ws.binaryType = this.socket.binaryType || defaultBinaryType;\n\n this.addEventListeners();\n }\n\n /**\n * Adds event listeners to the socket\n *\n * @api private\n */\n addEventListeners() {\n const self = this;\n\n this.ws.onopen = function() {\n self.onOpen();\n };\n this.ws.onclose = function() {\n self.onClose();\n };\n this.ws.onmessage = function(ev) {\n self.onData(ev.data);\n };\n this.ws.onerror = function(e) {\n self.onError(\"websocket error\", e);\n };\n }\n\n /**\n * Writes data to socket.\n *\n * @param {Array} array of packets.\n * @api private\n */\n write(packets) {\n const self = this;\n this.writable = false;\n\n // encodePacket efficient as it uses WS framing\n // no need for encodePayload\n let total = packets.length;\n let i = 0;\n const l = total;\n for (; i < l; i++) {\n (function(packet) {\n parser.encodePacket(packet, self.supportsBinary, function(data) {\n // always create a new object (GH-437)\n const opts = {};\n if (!usingBrowserWebSocket) {\n if (packet.options) {\n opts.compress = packet.options.compress;\n }\n\n if (self.opts.perMessageDeflate) {\n const len =\n \"string\" === typeof data\n ? Buffer.byteLength(data)\n : data.length;\n if (len < self.opts.perMessageDeflate.threshold) {\n opts.compress = false;\n }\n }\n }\n\n // Sometimes the websocket has already been closed but the browser didn't\n // have a chance of informing us about it yet, in that case send will\n // throw an error\n try {\n if (usingBrowserWebSocket) {\n // TypeError is thrown when passing the second argument on Safari\n self.ws.send(data);\n } else {\n self.ws.send(data, opts);\n }\n } catch (e) {\n\n\n }\n\n --total || done();\n });\n })(packets[i]);\n }\n\n function done() {\n self.emit(\"flush\");\n\n // fake drain\n // defer to next tick to allow Socket to clear writeBuffer\n setTimeout(function() {\n self.writable = true;\n self.emit(\"drain\");\n }, 0);\n }\n }\n\n /**\n * Called upon close\n *\n * @api private\n */\n onClose() {\n Transport.prototype.onClose.call(this);\n }\n\n /**\n * Closes socket.\n *\n * @api private\n */\n doClose() {\n if (typeof this.ws !== \"undefined\") {\n this.ws.close();\n }\n }\n\n /**\n * Generates uri for connection.\n *\n * @api private\n */\n uri() {\n let query = this.query || {};\n const schema = this.opts.secure ? \"wss\" : \"ws\";\n let port = \"\";\n\n // avoid port if default for schema\n if (\n this.opts.port &&\n ((\"wss\" === schema && Number(this.opts.port) !== 443) ||\n (\"ws\" === schema && Number(this.opts.port) !== 80))\n ) {\n port = \":\" + this.opts.port;\n }\n\n // append timestamp to URI\n if (this.opts.timestampRequests) {\n query[this.opts.timestampParam] = yeast();\n }\n\n // communicate binary support capabilities\n if (!this.supportsBinary) {\n query.b64 = 1;\n }\n\n query = parseqs.encode(query);\n\n // prepend ? to query\n if (query.length) {\n query = \"?\" + query;\n }\n\n const ipv6 = this.opts.hostname.indexOf(\":\") !== -1;\n return (\n schema +\n \"://\" +\n (ipv6 ? \"[\" + this.opts.hostname + \"]\" : this.opts.hostname) +\n port +\n this.opts.path +\n query\n );\n }\n\n /**\n * Feature detection for WebSocket.\n *\n * @return {Boolean} whether this transport is available.\n * @api public\n */\n check() {\n return (\n !!WebSocket &&\n !(\"__initialize\" in WebSocket && this.name === WS.prototype.name)\n );\n }\n}\n\nmodule.exports = WS;\n","const globalThis = require(\"../globalThis\");\n\nmodule.exports = {\n WebSocket: globalThis.WebSocket || globalThis.MozWebSocket,\n usingBrowserWebSocket: true,\n defaultBinaryType: \"arraybuffer\"\n};\n","\"use strict\";\nObject.defineProperty(exports, \"__esModule\", { value: true });\nexports.reconstructPacket = exports.deconstructPacket = void 0;\nconst is_binary_1 = require(\"./is-binary\");\n/**\n * Replaces every Buffer | ArrayBuffer | Blob | File in packet with a numbered placeholder.\n *\n * @param {Object} packet - socket.io event packet\n * @return {Object} with deconstructed packet and list of buffers\n * @public\n */\nfunction deconstructPacket(packet) {\n const buffers = [];\n const packetData = packet.data;\n const pack = packet;\n pack.data = _deconstructPacket(packetData, buffers);\n pack.attachments = buffers.length; // number of binary 'attachments'\n return { packet: pack, buffers: buffers };\n}\nexports.deconstructPacket = deconstructPacket;\nfunction _deconstructPacket(data, buffers) {\n if (!data)\n return data;\n if (is_binary_1.isBinary(data)) {\n const placeholder = { _placeholder: true, num: buffers.length };\n buffers.push(data);\n return placeholder;\n }\n else if (Array.isArray(data)) {\n const newData = new Array(data.length);\n for (let i = 0; i < data.length; i++) {\n newData[i] = _deconstructPacket(data[i], buffers);\n }\n return newData;\n }\n else if (typeof data === \"object\" && !(data instanceof Date)) {\n const newData = {};\n for (const key in data) {\n if (data.hasOwnProperty(key)) {\n newData[key] = _deconstructPacket(data[key], buffers);\n }\n }\n return newData;\n }\n return data;\n}\n/**\n * Reconstructs a binary packet from its placeholder packet and buffers\n *\n * @param {Object} packet - event packet with placeholders\n * @param {Array} buffers - binary buffers to put in placeholder positions\n * @return {Object} reconstructed packet\n * @public\n */\nfunction reconstructPacket(packet, buffers) {\n packet.data = _reconstructPacket(packet.data, buffers);\n packet.attachments = undefined; // no longer useful\n return packet;\n}\nexports.reconstructPacket = reconstructPacket;\nfunction _reconstructPacket(data, buffers) {\n if (!data)\n return data;\n if (data && data._placeholder) {\n return buffers[data.num]; // appropriate buffer (should be natural order anyway)\n }\n else if (Array.isArray(data)) {\n for (let i = 0; i < data.length; i++) {\n data[i] = _reconstructPacket(data[i], buffers);\n }\n }\n else if (typeof data === \"object\") {\n for (const key in data) {\n if (data.hasOwnProperty(key)) {\n data[key] = _reconstructPacket(data[key], buffers);\n }\n }\n }\n return data;\n}\n","\n/**\n * Expose `Backoff`.\n */\n\nmodule.exports = Backoff;\n\n/**\n * Initialize backoff timer with `opts`.\n *\n * - `min` initial timeout in milliseconds [100]\n * - `max` max timeout [10000]\n * - `jitter` [0]\n * - `factor` [2]\n *\n * @param {Object} opts\n * @api public\n */\n\nfunction Backoff(opts) {\n opts = opts || {};\n this.ms = opts.min || 100;\n this.max = opts.max || 10000;\n this.factor = opts.factor || 2;\n this.jitter = opts.jitter > 0 && opts.jitter <= 1 ? opts.jitter : 0;\n this.attempts = 0;\n}\n\n/**\n * Return the backoff duration.\n *\n * @return {Number}\n * @api public\n */\n\nBackoff.prototype.duration = function(){\n var ms = this.ms * Math.pow(this.factor, this.attempts++);\n if (this.jitter) {\n var rand = Math.random();\n var deviation = Math.floor(rand * this.jitter * ms);\n ms = (Math.floor(rand * 10) & 1) == 0 ? ms - deviation : ms + deviation;\n }\n return Math.min(ms, this.max) | 0;\n};\n\n/**\n * Reset the number of attempts.\n *\n * @api public\n */\n\nBackoff.prototype.reset = function(){\n this.attempts = 0;\n};\n\n/**\n * Set the minimum duration\n *\n * @api public\n */\n\nBackoff.prototype.setMin = function(min){\n this.ms = min;\n};\n\n/**\n * Set the maximum duration\n *\n * @api public\n */\n\nBackoff.prototype.setMax = function(max){\n this.max = max;\n};\n\n/**\n * Set the jitter\n *\n * @api public\n */\n\nBackoff.prototype.setJitter = function(jitter){\n this.jitter = jitter;\n};\n\n"],"sourceRoot":""}
\ No newline at end of file