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-rw-r--r--client/lib/socket.io.js6081
1 files changed, 6081 insertions, 0 deletions
diff --git a/client/lib/socket.io.js b/client/lib/socket.io.js
new file mode 100644
index 0000000..9c6a8a3
--- /dev/null
+++ b/client/lib/socket.io.js
@@ -0,0 +1,6081 @@
+/*!
+ * Socket.IO v4.1.3
+ * (c) 2014-2021 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();
+})(self, 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.io = exports.Socket = 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 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, opts.path || "/socket.io");
+ 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.queryKey;
+ }
+
+ 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;
+ }
+});
+
+var socket_1 = __webpack_require__(/*! ./socket */ "./build/socket.js");
+
+Object.defineProperty(exports, "Socket", {
+ enumerable: true,
+ get: function get() {
+ return socket_1.Socket;
+ }
+});
+exports["default"] = lookup;
+
+/***/ }),
+
+/***/ "./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 _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 { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], 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 parser = __webpack_require__(/*! socket.io-parser */ "./node_modules/socket.io-parser/dist/index.js");
+
+var on_1 = __webpack_require__(/*! ./on */ "./build/on.js");
+
+var Backoff = __webpack_require__(/*! backo2 */ "./node_modules/backo2/index.js");
+
+var typed_events_1 = __webpack_require__(/*! ./typed-events */ "./build/typed-events.js");
+
+var debug = __webpack_require__(/*! debug */ "./node_modules/debug/src/browser.js")("socket.io-client:manager");
+
+var Manager = /*#__PURE__*/function (_typed_events_1$Stric) {
+ _inherits(Manager, _typed_events_1$Stric);
+
+ 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 openSubDestroy = 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";
+
+ _this2.emitReserved("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) {
+ openSubDestroy(); // prevents a race condition with the 'open' event
+ } // set timer
+
+
+ var timer = setTimeout(function () {
+ debug("connect attempt timed out after %d", timeout);
+ openSubDestroy();
+ socket.close();
+ socket.emit("error", new Error("timeout"));
+ }, timeout);
+
+ if (this.opts.autoUnref) {
+ timer.unref();
+ }
+
+ this.subs.push(function subDestroy() {
+ clearTimeout(timer);
+ });
+ }
+
+ this.subs.push(openSubDestroy);
+ this.subs.push(errorSub);
+ return this;
+ }
+ /**
+ * Alias for open()
+ *
+ * @return 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";
+ this.emitReserved("open"); // add new subs
+
+ var socket = this.engine;
+ this.subs.push(on_1.on(socket, "ping", this.onping.bind(this)), on_1.on(socket, "data", this.ondata.bind(this)), on_1.on(socket, "error", this.onerror.bind(this)), on_1.on(socket, "close", this.onclose.bind(this)), on_1.on(this.decoder, "decoded", this.ondecoded.bind(this)));
+ }
+ /**
+ * Called upon a ping.
+ *
+ * @private
+ */
+
+ }, {
+ key: "onping",
+ value: function onping() {
+ this.emitReserved("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) {
+ this.emitReserved("packet", packet);
+ }
+ /**
+ * Called upon socket error.
+ *
+ * @private
+ */
+
+ }, {
+ key: "onerror",
+ value: function onerror(err) {
+ debug("error", err);
+ this.emitReserved("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);
+ 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");
+ this.subs.forEach(function (subDestroy) {
+ return subDestroy();
+ });
+ this.subs.length = 0;
+ 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";
+ this.emitReserved("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();
+ this.emitReserved("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");
+
+ _this3.emitReserved("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();
+
+ _this3.emitReserved("reconnect_error", err);
+ } else {
+ debug("reconnect success");
+ self.onreconnect();
+ }
+ });
+ }, delay);
+
+ if (this.opts.autoUnref) {
+ timer.unref();
+ }
+
+ this.subs.push(function subDestroy() {
+ clearTimeout(timer);
+ });
+ }
+ }
+ /**
+ * Called upon successful reconnect.
+ *
+ * @private
+ */
+
+ }, {
+ key: "onreconnect",
+ value: function onreconnect() {
+ var attempt = this.backoff.attempts;
+ this._reconnecting = false;
+ this.backoff.reset();
+ this.emitReserved("reconnect", attempt);
+ }
+ }]);
+
+ return Manager;
+}(typed_events_1.StrictEventEmitter);
+
+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 function subDestroy() {
+ 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 = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; if (!it) { 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 = it.call(o); }, 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 { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], 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 on_1 = __webpack_require__(/*! ./on */ "./build/on.js");
+
+var typed_events_1 = __webpack_require__(/*! ./typed-events */ "./build/typed-events.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 (_typed_events_1$Stric) {
+ _inherits(Socket, _typed_events_1$Stric);
+
+ var _super = _createSuper(Socket);
+
+ /**
+ * `Socket` constructor.
+ *
+ * @public
+ */
+ function Socket(io, nsp, opts) {
+ var _this;
+
+ _classCallCheck(this, Socket);
+
+ _this = _super.call(this);
+ _this.receiveBuffer = [];
+ _this.sendBuffer = [];
+ _this.ids = 0;
+ _this.acks = {};
+ _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", this.onopen.bind(this)), on_1.on(io, "packet", this.onpacket.bind(this)), on_1.on(io, "error", this.onerror.bind(this)), on_1.on(io, "close", this.onclose.bind(this))];
+ }
+ /**
+ * Whether the Socket will try to reconnect when its Manager connects or reconnects
+ */
+
+ }, {
+ key: "active",
+ get: function get() {
+ return !!this.subs;
+ }
+ /**
+ * "Opens" the socket.
+ *
+ * @public
+ */
+
+ }, {
+ key: "connect",
+ 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.
+ *
+ * @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 or manager `error`.
+ *
+ * @param err
+ * @private
+ */
+
+ }, {
+ key: "onerror",
+ value: function onerror(err) {
+ if (!this.connected) {
+ this.emitReserved("connect_error", err);
+ }
+ }
+ /**
+ * 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;
+ this.emitReserved("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 {
+ this.emitReserved("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;
+ this.emitReserved("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;
+ this.emitBuffered();
+ this.emitReserved("connect");
+ }
+ /**
+ * 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
+ this.subs.forEach(function (subDestroy) {
+ return subDestroy();
+ });
+ this.subs = undefined;
+ }
+
+ 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: "volatile",
+ get: function get() {
+ this.flags["volatile"] = true;
+ 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.
+ *
+ * @param listener
+ * @public
+ */
+
+ }, {
+ key: "onAny",
+ 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 || [];
+ }
+ }]);
+
+ return Socket;
+}(typed_events_1.StrictEventEmitter);
+
+exports.Socket = Socket;
+
+/***/ }),
+
+/***/ "./build/typed-events.js":
+/*!*******************************!*\
+ !*** ./build/typed-events.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 { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], 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.StrictEventEmitter = void 0;
+
+var Emitter = __webpack_require__(/*! component-emitter */ "./node_modules/component-emitter/index.js");
+/**
+ * Strictly typed version of an `EventEmitter`. A `TypedEventEmitter` takes type
+ * parameters for mappings of event names to event data types, and strictly
+ * types method calls to the `EventEmitter` according to these event maps.
+ *
+ * @typeParam ListenEvents - `EventsMap` of user-defined events that can be
+ * listened to with `on` or `once`
+ * @typeParam EmitEvents - `EventsMap` of user-defined events that can be
+ * emitted with `emit`
+ * @typeParam ReservedEvents - `EventsMap` of reserved events, that can be
+ * emitted by socket.io with `emitReserved`, and can be listened to with
+ * `listen`.
+ */
+
+
+var StrictEventEmitter = /*#__PURE__*/function (_Emitter) {
+ _inherits(StrictEventEmitter, _Emitter);
+
+ var _super = _createSuper(StrictEventEmitter);
+
+ function StrictEventEmitter() {
+ _classCallCheck(this, StrictEventEmitter);
+
+ return _super.apply(this, arguments);
+ }
+
+ _createClass(StrictEventEmitter, [{
+ key: "on",
+ value:
+ /**
+ * Adds the `listener` function as an event listener for `ev`.
+ *
+ * @param ev Name of the event
+ * @param listener Callback function
+ */
+ function on(ev, listener) {
+ _get(_getPrototypeOf(StrictEventEmitter.prototype), "on", this).call(this, ev, listener);
+
+ return this;
+ }
+ /**
+ * Adds a one-time `listener` function as an event listener for `ev`.
+ *
+ * @param ev Name of the event
+ * @param listener Callback function
+ */
+
+ }, {
+ key: "once",
+ value: function once(ev, listener) {
+ _get(_getPrototypeOf(StrictEventEmitter.prototype), "once", this).call(this, ev, listener);
+
+ return this;
+ }
+ /**
+ * Emits an event.
+ *
+ * @param ev Name of the event
+ * @param args Values to send to listeners of this event
+ */
+
+ }, {
+ key: "emit",
+ value: function emit(ev) {
+ var _get2;
+
+ for (var _len = arguments.length, args = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
+ args[_key - 1] = arguments[_key];
+ }
+
+ (_get2 = _get(_getPrototypeOf(StrictEventEmitter.prototype), "emit", this)).call.apply(_get2, [this, ev].concat(args));
+
+ return this;
+ }
+ /**
+ * Emits a reserved event.
+ *
+ * This method is `protected`, so that only a class extending
+ * `StrictEventEmitter` can emit its own reserved events.
+ *
+ * @param ev Reserved event name
+ * @param args Arguments to emit along with the event
+ */
+
+ }, {
+ key: "emitReserved",
+ value: function emitReserved(ev) {
+ var _get3;
+
+ for (var _len2 = arguments.length, args = new Array(_len2 > 1 ? _len2 - 1 : 0), _key2 = 1; _key2 < _len2; _key2++) {
+ args[_key2 - 1] = arguments[_key2];
+ }
+
+ (_get3 = _get(_getPrototypeOf(StrictEventEmitter.prototype), "emit", this)).call.apply(_get3, [this, ev].concat(args));
+
+ return this;
+ }
+ /**
+ * Returns the listeners listening to an event.
+ *
+ * @param event Event name
+ * @returns Array of listeners subscribed to `event`
+ */
+
+ }, {
+ key: "listeners",
+ value: function listeners(event) {
+ return _get(_getPrototypeOf(StrictEventEmitter.prototype), "listeners", this).call(this, event);
+ }
+ }]);
+
+ return StrictEventEmitter;
+}(Emitter);
+
+exports.StrictEventEmitter = StrictEventEmitter;
+
+/***/ }),
+
+/***/ "./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 path - the request path of the connection
+ * @param loc - An object meant to mimic window.location.
+ * Defaults to window.location.
+ * @public
+ */
+
+
+function url(uri) {
+ var path = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : "";
+ var loc = arguments.length > 2 ? arguments[2] : undefined;
+ 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 + path; // 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/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__) {
+
+/* eslint-env browser */
+
+/**
+ * This is the web browser implementation of `debug()`.
+ */
+exports.formatArgs = formatArgs;
+exports.save = save;
+exports.load = load;
+exports.useColors = useColors;
+exports.storage = localstorage();
+
+exports.destroy = function () {
+ var warned = false;
+ return function () {
+ if (!warned) {
+ warned = true;
+ console.warn('Instance method `debug.destroy()` is deprecated and no longer does anything. It will be removed in the next major version of `debug`.');
+ }
+ };
+}();
+/**
+ * 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.debug()` when available.
+ * No-op when `console.debug` is not a "function".
+ * If `console.debug` is not available, falls back
+ * to `console.log`.
+ *
+ * @api public
+ */
+
+
+exports.log = console.debug || console.log || function () {};
+/**
+ * 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;
+ }
+};
+
+/***/ }),
+
+/***/ "./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" && iter[Symbol.iterator] != null || iter["@@iterator"] != null) 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");
+ createDebug.destroy = destroy;
+ Object.keys(env).forEach(function (key) {
+ createDebug[key] = env[key];
+ });
+ /**
+ * 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;
+ var enableOverride = null;
+
+ 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 '%';
+ }
+
+ 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.useColors = createDebug.useColors();
+ debug.color = createDebug.selectColor(namespace);
+ debug.extend = extend;
+ debug.destroy = createDebug.destroy; // XXX Temporary. Will be removed in the next major release.
+
+ Object.defineProperty(debug, 'enabled', {
+ enumerable: true,
+ configurable: false,
+ get: function get() {
+ return enableOverride === null ? createDebug.enabled(namespace) : enableOverride;
+ },
+ set: function set(v) {
+ enableOverride = v;
+ }
+ }); // Env-specific initialization logic for debug instances
+
+ if (typeof createDebug.init === 'function') {
+ createDebug.init(debug);
+ }
+
+ return debug;
+ }
+
+ 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) + '$'));
+ } else {
+ createDebug.names.push(new RegExp('^' + namespaces + '$'));
+ }
+ }
+ }
+ /**
+ * 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;
+ }
+ /**
+ * XXX DO NOT USE. This is a temporary stub function.
+ * XXX It WILL be removed in the next major release.
+ */
+
+
+ function destroy() {
+ console.warn('Instance method `debug.destroy()` is deprecated and no longer does anything. It will be removed in the next major version of `debug`.');
+ }
+
+ 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 { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], 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: {},
+ closeOnBeforeunload: true
+ }, 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;
+
+ if (typeof addEventListener === "function") {
+ if (_this.opts.closeOnBeforeunload) {
+ // Firefox closes the connection when the "beforeunload" event is emitted but not Chrome. This event listener
+ // ensures every browser behaves the same (no "disconnect" event at the Socket.IO level when the page is
+ // closed/reloaded)
+ addEventListener("beforeunload", function () {
+ if (_this.transport) {
+ // silently close the transport
+ _this.transport.removeAllListeners();
+
+ _this.transport.close();
+ }
+ }, false);
+ }
+
+ if (_this.hostname !== "localhost") {
+ _this.offlineEventListener = function () {
+ _this.onClose("transport close");
+ };
+
+ addEventListener("offline", _this.offlineEventListener, false);
+ }
+ }
+
+ _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 _this2 = this;
+
+ 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
+ setTimeout(function () {
+ _this2.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) {
+ var _this3 = this;
+
+ debug("setting transport %s", transport.name);
+
+ 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", this.onDrain.bind(this)).on("packet", this.onPacket.bind(this)).on("error", this.onError.bind(this)).on("close", function () {
+ _this3.onClose("transport close");
+ });
+ }
+ /**
+ * Probes a transport.
+ *
+ * @param {String} transport name
+ * @api private
+ */
+
+ }, {
+ key: "probe",
+ value: function probe(name) {
+ var _this4 = this;
+
+ debug('probing transport "%s"', name);
+ var transport = this.createTransport(name, {
+ probe: 1
+ });
+ var failed = false;
+ Socket.priorWebsocketSuccess = false;
+
+ var onTransportOpen = function onTransportOpen() {
+ 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);
+ _this4.upgrading = true;
+
+ _this4.emit("upgrading", transport);
+
+ if (!transport) return;
+ Socket.priorWebsocketSuccess = "websocket" === transport.name;
+ debug('pausing current transport "%s"', _this4.transport.name);
+
+ _this4.transport.pause(function () {
+ if (failed) return;
+ if ("closed" === _this4.readyState) return;
+ debug("changing transport and sending upgrade packet");
+ cleanup();
+
+ _this4.setTransport(transport);
+
+ transport.send([{
+ type: "upgrade"
+ }]);
+
+ _this4.emit("upgrade", transport);
+
+ transport = null;
+ _this4.upgrading = false;
+
+ _this4.flush();
+ });
+ } else {
+ debug('probe transport "%s" failed', name);
+ var err = new Error("probe error");
+ err.transport = transport.name;
+
+ _this4.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
+
+
+ var onerror = 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);
+
+ _this4.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
+
+
+ var cleanup = function cleanup() {
+ transport.removeListener("open", onTransportOpen);
+ transport.removeListener("error", onerror);
+ transport.removeListener("close", onTransportClose);
+
+ _this4.removeListener("close", onclose);
+
+ _this4.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("ping");
+ 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 _this5 = this;
+
+ clearTimeout(this.pingTimeoutTimer);
+ this.pingTimeoutTimer = setTimeout(function () {
+ _this5.onClose("ping timeout");
+ }, this.pingInterval + this.pingTimeout);
+
+ if (this.opts.autoUnref) {
+ this.pingTimeoutTimer.unref();
+ }
+ }
+ /**
+ * 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 _this6 = this;
+
+ var close = function close() {
+ _this6.onClose("forced close");
+
+ debug("socket closing - telling transport to close");
+
+ _this6.transport.close();
+ };
+
+ var cleanupAndClose = function cleanupAndClose() {
+ _this6.removeListener("upgrade", cleanupAndClose);
+
+ _this6.removeListener("upgradeError", cleanupAndClose);
+
+ close();
+ };
+
+ var waitForUpgrade = function waitForUpgrade() {
+ // wait for upgrade to finish since we can't send packets while pausing a transport
+ _this6.once("upgrade", cleanupAndClose);
+
+ _this6.once("upgradeError", cleanupAndClose);
+ };
+
+ if ("opening" === this.readyState || "open" === this.readyState) {
+ this.readyState = "closing";
+
+ if (this.writeBuffer.length) {
+ this.once("drain", function () {
+ if (_this6.upgrading) {
+ waitForUpgrade();
+ } else {
+ close();
+ }
+ });
+ } else if (this.upgrading) {
+ waitForUpgrade();
+ } else {
+ close();
+ }
+ }
+
+ 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); // 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();
+
+ if (typeof removeEventListener === "function") {
+ removeEventListener("offline", this.offlineEventListener, false);
+ } // 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
+
+ this.writeBuffer = [];
+ this.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); }
+
+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 { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], 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 debug = __webpack_require__(/*! debug */ "./node_modules/debug/src/browser.js")("engine.io-client:transport");
+
+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 {
+ // this might happen if the transport was silently closed in the beforeunload event handler
+ debug("transport is not open, discarding packets");
+ }
+ }
+ /**
+ * 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__(/*! ../../contrib/xmlhttprequest-ssl/XMLHttpRequest */ "./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 { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], 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;
+
+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
+
+ callbacks.push(_this.onData.bind(_assertThisInitialized(_this))); // append to query string
+
+ _this.query.j = _this.index;
+ return _this;
+ }
+ /**
+ * JSONP only supports binary as base64 encoded strings
+ */
+
+
+ _createClass(JSONPPolling, [{
+ key: "supportsBinary",
+ get: function get() {
+ return false;
+ }
+ /**
+ * Closes the socket.
+ *
+ * @api private
+ */
+
+ }, {
+ key: "doClose",
+ value: function doClose() {
+ if (this.script) {
+ // prevent spurious errors from being emitted when the window is unloaded
+ this.script.onerror = function () {};
+
+ 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 _this2 = 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) {
+ _this2.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 _this3 = 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();
+ }
+
+ var initIframe = function initIframe() {
+ if (_this3.iframe) {
+ try {
+ _this3.form.removeChild(_this3.iframe);
+ } catch (e) {
+ _this3.onError("jsonp polling iframe removal error", e);
+ }
+ }
+
+ try {
+ // ie6 dynamic iframes with target="" support (thanks Chris Lambacher)
+ var html = '<iframe src="javascript:0" name="' + _this3.iframeId + '">';
+ iframe = document.createElement(html);
+ } catch (e) {
+ iframe = document.createElement("iframe");
+ iframe.name = _this3.iframeId;
+ iframe.src = "javascript:0";
+ }
+
+ iframe.id = _this3.iframeId;
+
+ _this3.form.appendChild(iframe);
+
+ _this3.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 (_this3.iframe.readyState === "complete") {
+ complete();
+ }
+ };
+ } else {
+ this.iframe.onload = complete;
+ }
+ }
+ }]);
+
+ 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 { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], 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__(/*! ../../contrib/xmlhttprequest-ssl/XMLHttpRequest */ "./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 _this2 = this;
+
+ var req = this.request({
+ method: "POST",
+ data: data
+ });
+ req.on("success", fn);
+ req.on("error", function (err) {
+ _this2.onError("xhr post error", err);
+ });
+ }
+ /**
+ * Starts a poll cycle.
+ *
+ * @api private
+ */
+
+ }, {
+ key: "doPoll",
+ value: function doPoll() {
+ var _this3 = this;
+
+ debug("xhr poll");
+ var req = this.request();
+ req.on("data", this.onData.bind(this));
+ req.on("error", function (err) {
+ _this3.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 _this4;
+
+ _classCallCheck(this, Request);
+
+ _this4 = _super2.call(this);
+ _this4.opts = opts;
+ _this4.method = opts.method || "GET";
+ _this4.uri = uri;
+ _this4.async = false !== opts.async;
+ _this4.data = undefined !== opts.data ? opts.data : null;
+
+ _this4.create();
+
+ return _this4;
+ }
+ /**
+ * Creates the XHR object and sends the request.
+ *
+ * @api private
+ */
+
+
+ _createClass(Request, [{
+ key: "create",
+ value: function create() {
+ var _this5 = this;
+
+ var opts = pick(this.opts, "agent", "enablesXDR", "pfx", "key", "passphrase", "cert", "ca", "ciphers", "rejectUnauthorized", "autoUnref");
+ opts.xdomain = !!this.opts.xd;
+ opts.xscheme = !!this.opts.xs;
+ var xhr = this.xhr = new XMLHttpRequest(opts);
+
+ 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 () {
+ _this5.onLoad();
+ };
+
+ xhr.onerror = function () {
+ _this5.onError(xhr.responseText);
+ };
+ } else {
+ xhr.onreadystatechange = function () {
+ if (4 !== xhr.readyState) return;
+
+ if (200 === xhr.status || 1223 === xhr.status) {
+ _this5.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 () {
+ _this5.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 () {
+ _this5.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 { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], 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: "name",
+ get:
+ /**
+ * Transport name.
+ */
+ function get() {
+ return "polling";
+ }
+ /**
+ * Opens the socket (triggers polling). We write a PING message to determine
+ * when the transport is open.
+ *
+ * @api private
+ */
+
+ }, {
+ key: "doOpen",
+ 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 _this = this;
+
+ this.readyState = "pausing";
+
+ var pause = function pause() {
+ debug("paused");
+ _this.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 _this2 = this;
+
+ debug("polling got data %s", data);
+
+ var callback = function callback(packet) {
+ // if its the first message we consider the transport open
+ if ("opening" === _this2.readyState && packet.type === "open") {
+ _this2.onOpen();
+ } // if its a close packet, we close the ongoing requests
+
+
+ if ("close" === packet.type) {
+ _this2.onClose();
+
+ return false;
+ } // otherwise bypass onData and handle the message
+
+
+ _this2.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 _this3 = this;
+
+ var close = function close() {
+ debug("writing close packet");
+
+ _this3.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 _this4 = this;
+
+ this.writable = false;
+ parser.encodePayload(packets, function (data) {
+ _this4.doWrite(data, function () {
+ _this4.writable = true;
+
+ _this4.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;
+ }
+ }]);
+
+ 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");
+
+var nextTick = function () {
+ var isPromiseAvailable = typeof Promise === "function" && typeof Promise.resolve === "function";
+
+ if (isPromiseAvailable) {
+ return function (cb) {
+ return Promise.resolve().then(cb);
+ };
+ } else {
+ return function (cb) {
+ return setTimeout(cb, 0);
+ };
+ }
+}();
+
+module.exports = {
+ WebSocket: globalThis.WebSocket || globalThis.MozWebSocket,
+ usingBrowserWebSocket: true,
+ defaultBinaryType: "arraybuffer",
+ nextTick: nextTick
+};
+
+/***/ }),
+
+/***/ "./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 { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], 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,
+ nextTick = _require2.nextTick;
+
+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: "name",
+ get: function get() {
+ return "websocket";
+ }
+ /**
+ * Opens socket.
+ *
+ * @api private
+ */
+
+ }, {
+ key: "doOpen",
+ 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", "protocolVersion", "origin", "maxPayload", "family", "checkServerIdentity");
+
+ 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 _this2 = this;
+
+ this.ws.onopen = function () {
+ if (_this2.opts.autoUnref) {
+ _this2.ws._socket.unref();
+ }
+
+ _this2.onOpen();
+ };
+
+ this.ws.onclose = this.onClose.bind(this);
+
+ this.ws.onmessage = function (ev) {
+ return _this2.onData(ev.data);
+ };
+
+ this.ws.onerror = function (e) {
+ return _this2.onError("websocket error", e);
+ };
+ }
+ /**
+ * Writes data to socket.
+ *
+ * @param {Array} array of packets.
+ * @api private
+ */
+
+ }, {
+ key: "write",
+ value: function write(packets) {
+ var _this3 = this;
+
+ this.writable = false; // encodePacket efficient as it uses WS framing
+ // no need for encodePayload
+
+ var _loop = function _loop(i) {
+ var packet = packets[i];
+ var lastPacket = i === packets.length - 1;
+ parser.encodePacket(packet, _this3.supportsBinary, function (data) {
+ // always create a new object (GH-437)
+ var opts = {};
+
+ if (!usingBrowserWebSocket) {
+ if (packet.options) {
+ opts.compress = packet.options.compress;
+ }
+
+ if (_this3.opts.perMessageDeflate) {
+ var len = "string" === typeof data ? Buffer.byteLength(data) : data.length;
+
+ if (len < _this3.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
+ _this3.ws.send(data);
+ } else {
+ _this3.ws.send(data, opts);
+ }
+ } catch (e) {
+ debug("websocket closed before onclose event");
+ }
+
+ if (lastPacket) {
+ // fake drain
+ // defer to next tick to allow Socket to clear writeBuffer
+ nextTick(function () {
+ _this3.writable = true;
+
+ _this3.emit("drain");
+ });
+ }
+ });
+ };
+
+ for (var i = 0; i < packets.length; i++) {
+ _loop(i);
+ }
+ }
+ /**
+ * 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();
+ this.ws = null;
+ }
+ }
+ /**
+ * 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);
+ }
+ }]);
+
+ 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) {
+ if (obj.hasOwnProperty(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/engine.io-parser/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/engine.io-parser/node_modules/base64-arraybuffer/lib/base64-arraybuffer.js":
+/*!*************************************************************************************************!*\
+ !*** ./node_modules/engine.io-parser/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 (chars) {
+ "use strict";
+
+ 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 = chars.indexOf(base64[i]);
+ encoded2 = chars.indexOf(base64[i + 1]);
+ encoded3 = chars.indexOf(base64[i + 2]);
+ encoded4 = chars.indexOf(base64[i + 3]);
+ bytes[p++] = encoded1 << 2 | encoded2 >> 4;
+ bytes[p++] = (encoded2 & 15) << 4 | encoded3 >> 2;
+ bytes[p++] = (encoded3 & 3) << 6 | encoded4 & 63;
+ }
+
+ return arraybuffer;
+ };
+})("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/");
+
+/***/ }),
+
+/***/ "./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/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 { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], 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",
+ value:
+ /**
+ * Encode a packet as a single string if non-binary, or as a
+ * buffer sequence, depending on packet type.
+ *
+ * @param {Object} obj - packet object
+ */
+ 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",
+ value:
+ /**
+ * Deallocates a parser's resources
+ */
+ 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) && payload.length > 0;
+
+ 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
generated by cgit v1.2.3-60-g2f50 (git 2.42.0) at 2024-05-28 20:13:04 +0000