https://nodeassets.nbcnews.com/_next/static/chunks/sdk-ad-pn.cea49c9d840d9ea3.js

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1n++)this.engine.write(t[n],e.options)}},{key:"cleanup",value:function(){this.subs.forEach(function(e){return e()}),this.subs.length=0,this.decoder.destroy()}},{key:"_close",value:function(){this.skipReconnect=!0,this._reconnecting=!1,this.onclose("forced close")}},{key:"disconnect",value:function(){return this._close()}},{key:"onclose",value:function(e,t){var n;this.cleanup(),null==(n=this.engine)||n.close(),this.backoff.reset(),this._readyState="closed",this.emitReserved("close",e,t),this._reconnection&&!this.skipReconnect&&this.reconnect()}},{key:"reconnect",value:function(){var e=this;if(this._reconnecting||this.skipReconnect)return this;var t=this;if(this.backoff.attempts>=this._reconnectionAttempts)this.backoff.reset(),this.emitReserved("reconnect_failed"),this._reconnecting=!1;else{var n=this.backoff.duration();this._reconnecting=!0;var r=this.setTimeoutFn(function(){t.skipReconnect||(e.emitReserved("reconnect_attempt",t.backoff.attempts),t.skipReconnect||t.open(function(n){n?(t._reconnecting=!1,t.reconnect(),e.emitReserved("reconnect_error",n)):t.onreconnect()}))},n);this.opts.autoUnref&&r.unref(),this.subs.push(function(){e.clearTimeoutFn(r)})}}},{key:"onreconnect",value:function(){var e=this.backoff.attempts;this._reconnecting=!1,this.backoff.reset(),this.emitReserved("reconnect",e)}}],function(e,t){for(var n=0;n<t.length;n++){var o=t[n];o.enumerable=o.enumerable||!1,o.configurable=!0,"value"in o&&(o.writable=!0),Object.defineProperty(e,function(e){var t=function(e){if("object"!=r(e)||!e)return e;var t=e[Symbol.toPrimitive];if(void 0!==t){var n=t.call(e,"string");if("object"!=r(n))return n;throw TypeError("@@toPrimitive must return a primitive value.")}return String(e)}(e);return"symbol"==r(t)?t:t+""}(o.key),o)}}(n.prototype,t),Object.defineProperty(n,"prototype",{writable:!1}),n}(n(91).Emitter)},848:function(e,t){Object.defineProperty(t,"__esModule",{value:!0}),t.on=function(e,t,n){return e.on(t,n),function(){e.off(t,n)}}},584:function(e,t,n){function r(e){return(r="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e})(e)}function o(e,t){var n="u">typeof Symbol&&e[Symbol.iterator]||e["@@iterator"];if(!n){if(Array.isArray(e)||(n=function(e){if(e){if("string"==typeof e)return i(e,void 0);var t=({}).toString.call(e).slice(8,-1);return"Object"===t&&e.constructor&&(t=e.constructor.name),"Map"===t||"Set"===t?Array.from(e):"Arguments"===t||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(t)?i(e,void 0):void 0}}(e))||t&&e&&"number"==typeof e.length){n&&(e=n);var r=0,o=function(){};return{s:o,n:function(){return r>=e.length?{done:!0}:{done:!1,value:e[r++]}},e:function(e){throw e},f:o}}throw TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}var a,s=!0,u=!1;return{s:function(){n=n.call(e)},n:function(){var e=n.next();return s=e.done,e},e:function(e){u=!0,a=e},f:function(){try{s||null==n.return||n.return()}finally{if(u)throw a}}}}function i(e,t){(null==t||t>e.length)&&(t=e.length);for(var n=0,r=Array(t);n<t;n++)r[n]=e[n];return r}function a(){return(a=Object.assign?Object.assign.bind():function(e){for(var t=1;t<arguments.length;t++){var n=arguments[t];for(var r in n)({}).hasOwnProperty.call(n,r)&&(e[r]=n[r])}return e}).apply(null,arguments)}function s(){try{var e=!Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],function(){}))}catch(e){}return(s=function(){return!!e})()}function u(){return(u="u">typeof Reflect&&Reflect.get?Reflect.get.bind():function(e,t,n){var r=function(e,t){for(;!({}).hasOwnProperty.call(e,t)&&null!==(e=c(e)););return e}(e,t);if(r){var o=Object.getOwnPropertyDescriptor(r,t);return o.get?o.get.call(arguments.length<3?e:n):o.value}}).apply(null,arguments)}function c(e){return(c=Object.setPrototypeOf?Object.getPrototypeOf.bind():function(e){return e.__proto__||Object.getPrototypeOf(e)})(e)}function f(e,t){return(f=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(e,t){return e.__proto__=t,e})(e,t)}

1this&&this.__importDefault,Object.defineProperty(t,"__esModule",{value:!0}),t.Socket=void 0;var l=n(933),p=n(848),d=n(91),h=Object.freeze({connect:1,connect_error:1,disconnect:1,disconnecting:1,newListener:1,removeListener:1});t.Socket=function(e){var t;function n(e,t,o){var i,u;return function(e,t){if(!(e instanceof t))throw TypeError("Cannot call a class as a function")}(this,n),(u=c(u=n),i=function(e,t){if(t&&("object"==r(t)||"function"==typeof t))return t;if(void 0!==t)throw TypeError("Derived constructors may only return object or undefined");if(void 0===e)throw ReferenceError("this hasn't been initialised - super() hasn't been called");return e}(this,s()?Reflect.construct(u,[],c(this).constructor):u.apply(this,void 0))).connected=!1,i.recovered=!1,i.receiveBuffer=[],i.sendBuffer=[],i._queue=[],i._queueSeq=0,i.ids=0,i.acks={},i.flags={},i.io=e,i.nsp=t,o&&o.auth&&(i.auth=o.auth),i._opts=a({},o),i.io._autoConnect&&i.open(),i}return function(e,t){if("function"!=typeof t&&null!==t)throw TypeError("Super expression must either be null or a function");e.prototype=Object.create(t&&t.prototype,{constructor:{value:e,writable:!0,configurable:!0}}),Object.defineProperty(e,"prototype",{writable:!1}),t&&f(e,t)}(n,e),t=[{key:"disconnected",get:function(){return!this.connected}},{key:"subEvents",value:function(){if(!this.subs){var e=this.io;this.subs=[(0,p.on)(e,"open",this.onopen.bind(this)),(0,p.on)(e,"packet",this.onpacket.bind(this)),(0,p.on)(e,"error",this.onerror.bind(this)),(0,p.on)(e,"close",this.onclose.bind(this))]}}},{key:"active",get:function(){return!!this.subs}},{key:"connect",value:function(){return this.connected||(this.subEvents(),this.io._reconnecting||this.io.open(),"open"===this.io._readyState&&this.onopen()),this}},{key:"open",value:function(){return this.connect()}},{key:"send",value:function(){for(var e=arguments.length,t=Array(e),n=0;n<e;n++)t[n]=arguments[n];return t.unshift("message"),this.emit.apply(this,t),this}},{key:"emit",value:function(e){if(h.hasOwnProperty(e))throw Error('"'+e.toString()+'" is a reserved event name');for(var t,n,r,o=arguments.length,i=Array(o>1?o-1:0),a=1;a<o;a++)i[a-1]=arguments[a];if(i.unshift(e),this._opts.retries&&!this.flags.fromQueue&&!this.flags.volatile)return this._addToQueue(i),this;var s={type:l.PacketType.EVENT,data:i,options:{}};if(s.options.compress=!1!==this.flags.compress,"function"==typeof i[i.length-1]){var u=this.ids++,c=i.pop();this._registerAckCallback(u,c),s.id=u}var f=null==(n=null==(t=this.io.engine)?void 0:t.transport)?void 0:n.writable,p=this.connected&&!(null==(r=this.io.engine)?void 0:r._hasPingExpired());return this.flags.volatile&&!f||(p?(this.notifyOutgoingListeners(s),this.packet(s)):this.sendBuffer.push(s)),this.flags={},this}},{key:"_registerAckCallback",value:function(e,t){var n,r=this,o=null!=(n=this.flags.timeout)?n:this._opts.ackTimeout;if(void 0!==o){var i=this.io.setTimeoutFn(function(){delete r.acks[e];for(var n=0;n<r.sendBuffer.length;n++)r.sendBuffer[n].id===e&&r.sendBuffer.splice(n,1);t.call(r,Error("operation has timed out"))},o),a=function(){r.io.clearTimeoutFn(i);for(var e=arguments.length,n=Array(e),o=0;o<e;o++)n[o]=arguments[o];t.apply(r,n)};a.withError=!0,this.acks[e]=a}else this.acks[e]=t}},{key:"emitWithAck",value:function(e){for(var t=this,n=arguments.length,r=Array(n>1?n-1:0),o=1;o<n;o++)r[o-1]=arguments[o];return new Promise(function(n,o){var i=function(e,t){return e?o(e):n(t)};i.withError=!0,r.push(i),t.emit.apply(t,[e].concat(r))})}},{key:"_addToQueue",value:function(e){var t,n=this;"function"==typeof e[e.length-1]&&(t=e.pop());var r={id:this._queueSeq++,tryCount:0,pending:!1,args:e,flags:a({fromQueue:!0},this.flags)};e.push(function(e){if(r===n._queue[0]){if(null!==e)r.tryCount>n._opts.retries&&(n._queue.shift(),t&&t(e));else if(n._queue.shift(),t){for(var o=arguments.length,i=Array(o>1?o-1:0),a=1;a<o;a++)i[a-1]=arguments[a];t.apply(void 0,[null].concat(i))}return r.pending=!1,n._drainQueue()}}),this._queue.push(r),this._drainQueue()}},{key:"_drainQueue",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];if(this.connected&&0!==this._queue.length){var t=this._queue[0];

1t.pending&&!e||(t.pending=!0,t.tryCount++,this.flags=t.flags,this.emit.apply(this,t.args))}}},{key:"packet",value:function(e){e.nsp=this.nsp,this.io._packet(e)}},{key:"onopen",value:function(){var e=this;"function"==typeof this.auth?this.auth(function(t){e._sendConnectPacket(t)}):this._sendConnectPacket(this.auth)}},{key:"_sendConnectPacket",value:function(e){this.packet({type:l.PacketType.CONNECT,data:this._pid?a({pid:this._pid,offset:this._lastOffset},e):e})}},{key:"onerror",value:function(e){this.connected||this.emitReserved("connect_error",e)}},{key:"onclose",value:function(e,t){this.connected=!1,delete this.id,this.emitReserved("disconnect",e,t),this._clearAcks()}},{key:"_clearAcks",value:function(){var e=this;Object.keys(this.acks).forEach(function(t){if(!e.sendBuffer.some(function(e){return String(e.id)===t})){var n=e.acks[t];delete e.acks[t],n.withError&&n.call(e,Error("socket has been disconnected"))}})}},{key:"onpacket",value:function(e){if(e.nsp===this.nsp)switch(e.type){case l.PacketType.CONNECT:e.data&&e.data.sid?this.onconnect(e.data.sid,e.data.pid):this.emitReserved("connect_error",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 l.PacketType.EVENT:case l.PacketType.BINARY_EVENT:this.onevent(e);break;case l.PacketType.ACK:case l.PacketType.BINARY_ACK:this.onack(e);break;case l.PacketType.DISCONNECT:this.ondisconnect();break;case l.PacketType.CONNECT_ERROR:this.destroy();var t=Error(e.data.message);t.data=e.data.data,this.emitReserved("connect_error",t)}}},{key:"onevent",value:function(e){var t=e.data||[];null!=e.id&&t.push(this.ack(e.id)),this.connected?this.emitEvent(t):this.receiveBuffer.push(Object.freeze(t))}},{key:"emitEvent",value:function(e){if(this._anyListeners&&this._anyListeners.length){var t,r=o(this._anyListeners.slice());try{for(r.s();!(t=r.n()).done;

1)t.value.apply(this,e)}catch(e){r.e(e)}finally{r.f()}}u(c(n.prototype),"emit",this).apply(this,e),this._pid&&e.length&&"string"==typeof e[e.length-1]&&(this._lastOffset=e[e.length-1])}},{key:"ack",value:function(e){var t=this,n=!1;return function(){if(!n){n=!0;for(var r=arguments.length,o=Array(r),i=0;i<r;i++)o[i]=arguments[i];t.packet({type:l.PacketType.ACK,id:e,data:o})}}}},{key:"onack",value:function(e){var t=this.acks[e.id];"function"==typeof t&&(delete this.acks[e.id],t.withError&&e.data.unshift(null),t.apply(this,e.data))}},{key:"onconnect",value:function(e,t){this.id=e,this.recovered=t&&this._pid===t,this._pid=t,this.connected=!0,this.emitBuffered(),this.emitReserved("connect"),this._drainQueue(!0)}},{key:"emitBuffered",value:function(){var e=this;this.receiveBuffer.forEach(function(t){return e.emitEvent(t)}),this.receiveBuffer=[],this.sendBuffer.forEach(function(t){e.notifyOutgoingListeners(t),e.packet(t)}),this.sendBuffer=[]}},{key:"ondisconnect",value:function(){this.destroy(),this.onclose("io server disconnect")}},{key:"destroy",value:function(){this.subs&&(this.subs.forEach(function(e){return e()}),this.subs=void 0),this.io._destroy(this)}},{key:"disconnect",value:function(){return this.connected&&this.packet({type:l.PacketType.DISCONNECT}),this.destroy(),this.connected&&this.onclose("io client disconnect"),this}},{key:"close",value:function(){return this.disconnect()}},{key:"compress",value:function(e){return this.flags.compress=e,this}},{key:"volatile",get:function(){return this.flags.volatile=!0,this}},{key:"timeout",value:function(e){return this.flags.timeout=e,this}},{key:"onAny",value:function(e){return this._anyListeners=this._anyListeners||[],this._anyListeners.push(e),this}},{key:"prependAny",value:function(e){return this._anyListeners=this._anyListeners||[],this._anyListeners.unshift(e),this}},{key:"offAny",value:function(e){if(!this._anyListeners)return this;if(e){for(var t=this._anyListeners,n=0;n<t.length;n++)if(e===t[n])return t.splice(n,1),this}else this._anyListeners=[];return this}},{key:"listenersAny",value:function(){return this._anyListeners||[]}},{key:"onAnyOutgoing",value:function(e){return this._anyOutgoingListeners=this._anyOutgoingListeners||[],this._anyOutgoingListeners.push(e),this}},{key:"prependAnyOutgoing",value:function(e){return this._anyOutgoingListeners=this._anyOutgoingListeners||[],this._anyOutgoingListeners.unshift(e),this}},{key:"offAnyOutgoing",value:function(e){if(!this._anyOutgoingListeners)return this;if(e){for(var t=this._anyOutgoingListeners,n=0;n<t.length;n++)if(e===t[n])return t.splice(n,1),this}else this._anyOutgoingListeners=[];return this}},{key:"listenersAnyOutgoing",value:function(){return this._anyOutgoingListeners||[]}},{key:"notifyOutgoingListeners",value:function(e){if(this._anyOutgoingListeners&&this._anyOutgoingListeners.length){var t,n=o(this._anyOutgoingListeners.slice());try{for(n.s();!(t=n.n()).done;

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