iotgateway/IoTGateway/wwwroot/mqtt.min.js

!function(e){if("object"==typeof exports&&"undefined"!=typeof module)module.exports=e();else if("function"==typeof define&&define.amd)define([],e);else{("undefined"!=typeof window?window:"undefined"!=typeof global?global:"undefined"!=typeof self?self:this).mqtt=e()}}(function(){return function(){return function e(t,r,n){function i(s,a){if(!r[s]){if(!t[s]){var c="function"==typeof require&&require;if(!a&&c)return c(s,!0);if(o)return o(s,!0);var u=new Error("Cannot find module '"+s+"'");throw u.code="MODULE_NOT_FOUND",u}var l=r[s]={exports:{}};t[s][0].call(l.exports,function(e){return i(t[s][1][e]||e)},l,l.exports,e,t,r,n)}return r[s].exports}for(var o="function"==typeof require&&require,s=0;s<n.length;s++)i(n[s]);return i}}()({1:[function(e,t,r){(function(r,n){(function(){"use strict";var i=e("events").EventEmitter,o=e("./store"),s=e("mqtt-packet"),a=e("readable-stream").Writable,c=e("inherits"),u=e("reinterval"),l=e("./validations"),f=e("xtend"),h=e("debug")("mqttjs:client"),p=r?r.nextTick:function(e){setTimeout(e,0)},d=n.setImmediate||function(e){p(e)},g={keepalive:60,reschedulePings:!0,protocolId:"MQTT",protocolVersion:4,reconnectPeriod:1e3,connectTimeout:3e4,clean:!0,resubscribe:!0},b=["ECONNREFUSED","EADDRINUSE","ECONNRESET","ENOTFOUND"],m={0:"",1:"Unacceptable protocol version",2:"Identifier rejected",3:"Server unavailable",4:"Bad username or password",5:"Not authorized",16:"No matching subscribers",17:"No subscription existed",128:"Unspecified error",129:"Malformed Packet",130:"Protocol Error",131:"Implementation specific error",132:"Unsupported Protocol Version",133:"Client Identifier not valid",134:"Bad User Name or Password",135:"Not authorized",136:"Server unavailable",137:"Server busy",138:"Banned",139:"Server shutting down",140:"Bad authentication method",141:"Keep Alive timeout",142:"Session taken over",143:"Topic Filter invalid",144:"Topic Name invalid",145:"Packet identifier in use",146:"Packet Identifier not found",147:"Receive Maximum exceeded",148:"Topic Alias invalid",149:"Packet too large",150:"Message rate too high",151:"Quota exceeded",152:"Administrative action",153:"Payload format invalid",154:"Retain not supported",155:"QoS not supported",156:"Use another server",157:"Server moved",158:"Shared Subscriptions not supported",159:"Connection rate exceeded",160:"Maximum connect time",161:"Subscription Identifiers not supported",162:"Wildcard Subscriptions not supported"};function y(e,t,r){h("sendPacket :: packet: %O",t),h("sendPacket :: emitting `packetsend`"),e.emit("packetsend",t),h("sendPacket :: writing to stream");var n=s.writeToStream(t,e.stream,e.options);h("sendPacket :: writeToStream result %s",n),!n&&r?(h("sendPacket :: handle events on `drain` once through callback."),e.stream.once("drain",r)):r&&(h("sendPacket :: invoking cb"),r())}function _(e,t,r,n){h("storeAndSend :: store packet with cmd %s to outgoingStore",t.cmd),e.outgoingStore.put(t,function(i){if(i)return r&&r(i);n(),y(e,t,r)})}function w(e){h("nop ::",e)}function v(e,t){var r,n=this;if(!(this instanceof v))return new v(e,t);for(r in this.options=t||{},g)void 0===this.options[r]?this.options[r]=g[r]:this.options[r]=t[r];h("MqttClient :: options.protocol",t.protocol),h("MqttClient :: options.protocolVersion",t.protocolVersion),h("MqttClient :: options.username",t.username),h("MqttClient :: options.keepalive",t.keepalive),h("MqttClient :: options.reconnectPeriod",t.reconnectPeriod),h("MqttClient :: options.rejectUnauthorized",t.rejectUnauthorized),this.options.clientId="string"==typeof t.clientId?t.clientId:"mqttjs_"+Math.random().toString(16).substr(2,8),h("MqttClient :: clientId",this.options.clientId),this.options.customHandleAcks=5===t.protocolVersion&&t.customHandleAcks?t.customHandleAcks:function(){arguments[3](0)},this.streamBuilder=e,this.outgoingStore=t.outgoingStore||new o,this.incomingStore=t.incomingStore||new o,this.queueQoSZero=void 0===t.queueQoSZero||t.queueQoSZero,this._resubscribeTopics={},this.messageIdToTopic={},this.pingTimer=null,this.connected=!1,this.disconnecting=!1,this.queue=[],this.connackTimer=null,this.reconnectTimer=null,this._storeProcessing=!1,this._packetIdsDuringStoreProcessing={},this.nextId=Math.max(1,Math.floor(65535*Math.random())),this.outgoing={},this._firstConnection=!0,this.on("connect",function(){var e=this.queue;h("connect :: sending queued packets"),function t(){var r=e.shift();h("deliver :: entry %o",r);var i;r&&(i=r.packet,h("deliver :: call _sendPacket for %o",i),n._sendPacket(i,function(e){r.cb&&r.cb(e),t()}))}()}),this.on("close",function(){h("close :: connected set to `false`"),this.connected=!1,h("close :: clearing connackTimer"),clearTimeout(this.connackTimer),h("close :: clearing ping timer"),null!==n.pingTimer&&(n.pingTimer.clear(),n.pingTimer=null),h("close :: calling _setupReconnect"),this._setupReconnect()}),i.call(this),h("MqttClient :: setting up stream"),this._setupStream()}c(v,i),v.prototype._setupStream=function(){var e,t=this,r=new a,n=s.parser(this.options),i=null,o=[];function c(){if(o.length)p(u);else{var e=i;i=null,e()}}function u(){h("work :: getting next packet in queue");var e=o.shift();if(e)h("work :: packet pulled from queue"),t._handlePacket(e,c);else{h("work :: no packets in queue");var r=i;i=null,h("work :: done flag is %s",!!r),r&&r()}}if(h("_setupStream :: calling method to clear reconnect"),this._clearReconnect(),h("_setupStream :: using streamBuilder provided to client to create stream"),this.stream=this.streamBuilder(this),n.on("packet",function(e){h("parser :: on packet push to packets array."),o.push(e)}),r._write=function(e,t,r){i=r,h("writable stream :: parsing buffer"),n.parse(e),u()},h("_setupStream :: pipe stream to writable stream"),this.stream.pipe(r),this.stream.on("error",function(e){h("streamErrorHandler :: error",e.message),b.includes(e.code)?(h("streamErrorHandler :: emitting error"),t.emit("error",e)):w(e)}),this.stream.on("close",function(){var e;h("(%s)stream :: on close",t.options.clientId),(e=t.outgoing)&&(h("flushVolatile :: deleting volatile messages from the queue and setting their callbacks as error function"),Object.keys(e).forEach(function(t){e[t].volatile&&"function"==typeof e[t].cb&&(e[t].cb(new Error("Connection closed")),delete e[t])})),h("stream: emit close to MqttClient"),t.emit("close")}),h("_setupStream: sending packet `connect`"),(e=Object.create(this.options)).cmd="connect",y(this,e),n.on("error",this.emit.bind(this,"error")),this.options.properties){if(!this.options.properties.authenticationMethod&&this.options.properties.authenticationData)return t.end(()=>this.emit("error",new Error("Packet has no Authentication Method"))),this;if(this.options.properties.authenticationMethod&&this.options.authPacket&&"object"==typeof this.options.authPacket)y(this,f({cmd:"auth",reasonCode:0},this.options.authPacket))}this.stream.setMaxListeners(1e3),clearTimeout(this.connackTimer),this.connackTimer=setTimeout(function(){h("!!connectTimeout hit!! Calling _cleanUp with force `true`"),t._cleanUp(!0)},this.options.connectTimeout)},v.prototype._handlePacket=function(e,t){var r=this.options;if(5===r.protocolVersion&&r.properties&&r.properties.maximumPacketSize&&r.properties.maximumPacketSize<e.length)return this.emit("error",new Error("exceeding packets size "+e.cmd)),this.end({reasonCode:149,properties:{reasonString:"Maximum packet size was exceeded"}}),this;switch(h("_handlePacket :: emitting packetreceive"),this.emit("packetreceive",e),e.cmd){case"publish":this._handlePublish(e,t);break;case"puback":case"pubrec":case"pubcomp":case"suback":case"unsuback":this._handleAck(e),t();break;case"pubrel":this._handlePubrel(e,t);break;case"connack":this._handleConnack(e),t();break;case"pingresp":this._handlePingresp(e),t();break;case"disconnect":this._handleDisconnect(e),t()}},v.prototype._checkDisconnecting=function(e){return this.disconnecting&&(e?e(new Error("client disconnecting")):this.emit("error",new Error("client disconnecting"))),this.disconnecting},v.prototype.publish=function(e,t,r,n){var i;h("publish :: message `%s` to topic `%s`",t,e);var o=this.options;"function"==typeof r&&(n=r,r=null);if(r=f({qos:0,retain:!1,dup:!1},r),this._checkDisconnecting(n))return this;switch(i={cmd:"publish",topic:e,payload:t,qos:r.qos,retain:r.retain,messageId:this._nextId(),dup:r.dup},5===o.protocolVersion&&(i.properties=r.properties,(!o.properties&&i.properties&&i.properties.topicAlias||r.properties&&o.properties&&(r.properties.topicAlias&&o.properties.topicAliasMaximum&&r.properties.topicAlias>o.properties.topicAliasMaximum||!o.properties.topicAliasMaximum&&r.properties.topicAlias))&&delete i.properties.topicAlias),h("publish :: qos",r.qos),r.qos){case 1:case 2:this.outgoing[i.messageId]={volatile:!1,cb:n||w},this._storeProcessing?(h("_storeProcessing enabled"),this._packetIdsDuringStoreProcessing[i.messageId]=!1,this._storePacket(i,void 0,r.cbStorePut)):(h("MqttClient:publish: packet cmd: %s",i.cmd),this._sendPacket(i,void 0,r.cbStorePut));break;default:this._storeProcessing?(h("_storeProcessing enabled"),this._storePacket(i,n,r.cbStorePut)):(h("MqttClient:publish: packet cmd: %s",i.cmd),this._sendPacket(i,n,r.cbStorePut))}return this},v.prototype.subscribe=function(){for(var e,t=new Array(arguments.length),r=0;r<arguments.length;r++)t[r]=arguments[r];var n,i=[],o=t.shift(),s=o.resubscribe,a=t.pop()||w,c=t.pop(),u=this,p=this.options.protocolVersion;if(delete o.resubscribe,"string"==typeof o&&(o=[o]),"function"!=typeof a&&(c=a,a=w),null!==(n=l.validateTopics(o)))return d(a,new Error("Invalid topic "+n)),this;if(this._checkDisconnecting(a))return h("subscribe: discconecting true"),this;var g={qos:0};if(5===p&&(g.nl=!1,g.rap=!1,g.rh=0),c=f(g,c),Array.isArray(o)?o.forEach(function(e){if(h("subscribe: array topic %s",e),!u._resubscribeTopics.hasOwnProperty(e)||u._resubscribeTopics[e].qos<c.qos||s){var t={topic:e,qos:c.qos};5===p&&(t.nl=c.nl,t.rap=c.rap,t.rh=c.rh,t.properties=c.properties),h("subscribe: pushing topic `%s` and qos `%s` to subs list",t.topic,t.qos),i.push(t)}}):Object.keys(o).forEach(function(e){if(h("subscribe: object topic %s",e),!u._resubscribeTopics.hasOwnProperty(e)||u._resubscribeTopics[e].qos<o[e].qos||s){var t={topic:e,qos:o[e].qos};5===p&&(t.nl=o[e].nl,t.rap=o[e].rap,t.rh=o[e].rh,t.properties=c.properties),h("subscribe: pushing `%s` to subs list",t),i.push(t)}}),e={cmd:"subscribe",subscriptions:i,qos:1,retain:!1,dup:!1,messageId:this._nextId()},c.properties&&(e.properties=c.properties),i.length){if(this.options.resubscribe){h("subscribe :: resubscribe true");var b=[];i.forEach(function(e){if(u.options.reconnectPeriod>0){var t={qos:e.qos};5===p&&(t.nl=e.nl||!1,t.rap=e.rap||!1,t.rh=e.rh||0,t.properties=e.properties),u._resubscribeTopics[e.topic]=t,b.push(e.topic)}}),u.messageIdToTopic[e.messageId]=b}return this.outgoing[e.messageId]={volatile:!0,cb:function(e,t){if(!e)for(var r=t.granted,n=0;n<r.length;n+=1)i[n].qos=r[n];a(e,i)}},h("subscribe :: call _sendPacket"),this._sendPacket(e),this}a(null,[])},v.prototype.unsubscribe=function(){for(var e={cmd:"unsubscribe",qos:1,messageId:this._nextId()},t=this,r=new Array(arguments.length),n=0;n<arguments.length;n++)r[n]=arguments[n];var i=r.shift(),o=r.pop()||w,s=r.pop();return"string"==typeof i&&(i=[i]),"function"!=typeof o&&(s=o,o=w),this._checkDisconnecting(o)?this:("string"==typeof i?e.unsubscriptions=[i]:Array.isArray(i)&&(e.unsubscriptions=i),this.options.resubscribe&&e.unsubscriptions.forEach(function(e){delete t._resubscribeTopics[e]}),"object"==typeof s&&s.properties&&(e.properties=s.properties),this.outgoing[e.messageId]={volatile:!0,cb:o},h("unsubscribe: call _sendPacket"),this._sendPacket(e),this)},v.prototype.end=function(e,t,r){var n=this;function i(){h("end :: (%s) :: finish :: calling _cleanUp with force %s",n.options.clientId,e),n._cleanUp(e,()=>{h("end :: finish :: calling process.nextTick on closeStores"),p(function(){h("end :: closeStores: closing incoming and outgoing stores"),n.disconnected=!0,n.incomingStore.close(function(e){n.outgoingStore.close(function(t){if(h("end :: closeStores: emitting end"),n.emit("end"),r){let n=e||t;h("end :: closeStores: invoking callback with args"),r(n)}})}),n._deferredReconnect&&n._deferredReconnect()}.bind(n))},t)}return h("end :: (%s)",this.options.clientId),null!=e&&"boolean"==typeof e||(r=t||w,t=e,e=!1,"object"!=typeof t&&(r=t,t=null,"function"!=typeof r&&(r=w))),"object"!=typeof t&&(r=t,t=null),h("end :: cb? %s",!!r),r=r||w,this.disconnecting?(r(),this):(this._clearReconnect(),this.disconnecting=!0,!e&&Object.keys(this.outgoing).length>0?(h("end :: (%s) :: calling finish in 10ms once outgoing is empty",n.options.clientId),this.once("outgoingEmpty",setTimeout.bind(null,i,10))):(h("end :: (%s) :: immediately calling finish",n.options.clientId),i()),this)},v.prototype.removeOutgoingMessage=function(e){var t=this.outgoing[e]?this.outgoing[e].cb:null;return delete this.outgoing[e],this.outgoingStore.del({messageId:e},function(){t(new Error("Message removed"))}),this},v.prototype.reconnect=function(e){h("client reconnect");var t=this,r=function(){e?(t.options.incomingStore=e.incomingStore,t.options.outgoingStore=e.outgoingStore):(t.options.incomingStore=null,t.options.outgoingStore=null),t.incomingStore=t.options.incomingStore||new o,t.outgoingStore=t.options.outgoingStore||new o,t.disconnecting=!1,t.disconnected=!1,t._deferredReconnect=null,t._reconnect()};return this.disconnecting&&!this.disconnected?this._deferredReconnect=r:r(),this},v.prototype._reconnect=function(){h("_reconnect: emitting reconnect to client"),this.emit("reconnect"),this.connected?(this.end(()=>{this._setupStream()}),h("client already connected. disconnecting first.")):(h("_reconnect: calling _setupStream"),this._setupStream())},v.prototype._setupReconnect=function(){var e=this;!e.disconnecting&&!e.reconnectTimer&&e.options.reconnectPeriod>0?(this.reconnecting||(h("_setupReconnect :: emit `offline` state"),this.emit("offline"),h("_setupReconnect :: set `reconnecting` to `true`"),this.reconnecting=!0),h("_setupReconnect :: setting reconnectTimer for %d ms",e.options.reconnectPeriod),e.reconnectTimer=setInterval(function(){h("reconnectTimer :: reconnect triggered!"),e._reconnect()},e.options.reconnectPeriod)):h("_setupReconnect :: doing nothing...")},v.prototype._clearReconnect=function(){h("_clearReconnect : clearing reconnect timer"),this.reconnectTimer&&(clearInterval(this.reconnectTimer),this.reconnectTimer=null)},v.prototype._cleanUp=function(e,t){var r,n=arguments[2];if(t&&(h("_cleanUp :: done callback provided for on stream close"),this.stream.on("close",t)),h("_cleanUp :: forced? %s",e),e)0===this.options.reconnectPeriod&&this.options.clean&&(r=this.outgoing)&&(h("flush: queue exists? %b",!!r),Object.keys(r).forEach(function(e){"function"==typeof r[e].cb&&(r[e].cb(new Error("Connection closed")),delete r[e])})),h("_cleanUp :: (%s) :: destroying stream",this.options.clientId),this.stream.destroy();else{var i=f({cmd:"disconnect"},n);h("_cleanUp :: (%s) :: call _sendPacket with disconnect packet",this.options.clientId),this._sendPacket(i,d.bind(null,this.stream.end.bind(this.stream)))}this.disconnecting||(h("_cleanUp :: client not disconnecting. Clearing and resetting reconnect."),this._clearReconnect(),this._setupReconnect()),null!==this.pingTimer&&(h("_cleanUp :: clearing pingTimer"),this.pingTimer.clear(),this.pingTimer=null),t&&!this.connected&&(h("_cleanUp :: (%s) :: removing stream `done` callback `close` listener",this.options.clientId),this.stream.removeListener("close",t),t())},v.prototype._sendPacket=function(e,t,r){if(h("_sendPacket :: (%s) ::  start",this.options.clientId),r=r||w,!this.connected)return h("_sendPacket :: client not connected. Storing packet offline."),void this._storePacket(e,t,r);switch(this._shiftPingInterval(),e.cmd){case"publish":break;case"pubrel":return void _(this,e,t,r);default:return void y(this,e,t)}switch(e.qos){case 2:case 1:_(this,e,t,r);break;case 0:default:y(this,e,t)}h("_sendPacket :: (%s) ::  end",this.options.clientId)},v.prototype._storePacket=function(e,t,r){h("_storePacket :: packet: %o",e),h("_storePacket :: cb? %s",!!t),r=r||w,0===(e.qos||0)&&this.queueQoSZero||"publish"!==e.cmd?this.queue.push({packet:e,cb:t}):e.qos>0?(t=this.outgoing[e.messageId]?this.outgoing[e.messageId].cb:null,this.outgoingStore.put(e,function(e){if(e)return t&&t(e);r()})):t&&t(new Error("No connection to broker"))},v.prototype._setupPingTimer=function(){h("_setupPingTimer :: keepalive %d (seconds)",this.options.keepalive);var e=this;!this.pingTimer&&this.options.keepalive&&(this.pingResp=!0,this.pingTimer=u(function(){e._checkPing()},1e3*this.options.keepalive))},v.prototype._shiftPingInterval=function(){this.pingTimer&&this.options.keepalive&&this.options.reschedulePings&&this.pingTimer.reschedule(1e3*this.options.keepalive)},v.prototype._checkPing=function(){h("_checkPing :: checking ping..."),this.pingResp?(h("_checkPing :: ping response received. Clearing flag and sending `pingreq`"),this.pingResp=!1,this._sendPacket({cmd:"pingreq"})):(h("_checkPing :: calling _cleanUp with force true"),this._cleanUp(!0))},v.prototype._handlePingresp=function(){this.pingResp=!0},v.prototype._handleConnack=function(e){h("_handleConnack");var t=this.options,r=5===t.protocolVersion?e.reasonCode:e.returnCode;if(clearTimeout(this.connackTimer),e.properties&&(e.properties.topicAliasMaximum&&(t.properties||(t.properties={}),t.properties.topicAliasMaximum=e.properties.topicAliasMaximum),e.properties.serverKeepAlive&&t.keepalive&&(t.keepalive=e.properties.serverKeepAlive,this._shiftPingInterval()),e.properties.maximumPacketSize&&(t.properties||(t.properties={}),t.properties.maximumPacketSize=e.properties.maximumPacketSize)),0===r)this.reconnecting=!1,this._onConnect(e);else if(r>0){var n=new Error("Connection refused: "+m[r]);n.code=r,this.emit("error",n)}},v.prototype._handlePublish=function(e,t){h("_handlePublish: packet %o",e),t=void 0!==t?t:w;var r=e.topic.toString(),n=e.payload,i=e.qos,o=e.messageId,s=this,a=this.options,c=[0,16,128,131,135,144,145,151,153];switch(h("_handlePublish: qos %d",i),i){case 2:a.customHandleAcks(r,n,e,function(r,n){return r instanceof Error||(n=r,r=null),r?s.emit("error",r):-1===c.indexOf(n)?s.emit("error",new Error("Wrong reason code for pubrec")):void(n?s._sendPacket({cmd:"pubrec",messageId:o,reasonCode:n},t):s.incomingStore.put(e,function(){s._sendPacket({cmd:"pubrec",messageId:o},t)}))});break;case 1:a.customHandleAcks(r,n,e,function(i,a){return i instanceof Error||(a=i,i=null),i?s.emit("error",i):-1===c.indexOf(a)?s.emit("error",new Error("Wrong reason code for puback")):(a||s.emit("message",r,n,e),void s.handleMessage(e,function(e){if(e)return t&&t(e);s._sendPacket({cmd:"puback",messageId:o,reasonCode:a},t)}))});break;case 0:this.emit("message",r,n,e),this.handleMessage(e,t);break;default:h("_handlePublish: unknown QoS. Doing nothing.")}},v.prototype.handleMessage=function(e,t){t()},v.prototype._handleAck=function(e){var t,r=e.messageId,n=e.cmd,i=null,o=this.outgoing[r]?this.outgoing[r].cb:null,s=this;if(o){switch(h("_handleAck :: packet type",n),n){case"pubcomp":case"puback":var a=e.reasonCode;a&&a>0&&16!==a&&((t=new Error("Publish error: "+m[a])).code=a,o(t,e)),delete this.outgoing[r],this.outgoingStore.del(e,o);break;case"pubrec":i={cmd:"pubrel",qos:2,messageId:r};var c=e.reasonCode;c&&c>0&&16!==c?((t=new Error("Publish error: "+m[c])).code=c,o(t,e)):this._sendPacket(i);break;case"suback":delete this.outgoing[r];for(var u=0;u<e.granted.length;u++)if(0!=(128&e.granted[u])){var l=this.messageIdToTopic[r];l&&l.forEach(function(e){delete s._resubscribeTopics[e]})}o(null,e);break;case"unsuback":delete this.outgoing[r],o(null);break;default:s.emit("error",new Error("unrecognized packet type"))}this.disconnecting&&0===Object.keys(this.outgoing).length&&this.emit("outgoingEmpty")}else h("_handleAck :: Server sent an ack in error. Ignoring.")},v.prototype._handlePubrel=function(e,t){h("handling pubrel packet"),t=void 0!==t?t:w;var r=this,n={cmd:"pubcomp",messageId:e.messageId};r.incomingStore.get(e,function(e,i){e?r._sendPacket(n,t):(r.emit("message",i.topic,i.payload,i),r.handleMessage(i,function(e){if(e)return t(e);r.incomingStore.del(i,w),r._sendPacket(n,t)}))})},v.prototype._handleDisconnect=function(e){this.emit("disconnect",e)},v.prototype._nextId=function(){var e=this.nextId++;return 65536===this.nextId&&(this.nextId=1),e},v.prototype.getLastMessageId=function(){return 1===this.nextId?65535:this.nextId-1},v.prototype._resubscribe=function(e){h("_resubscribe");var t=Object.keys(this._resubscribeTopics);if(!this._firstConnection&&(this.options.clean||5===this.options.protocolVersion&&!e.sessionPresent)&&t.length>0)if(this.options.resubscribe)if(5===this.options.protocolVersion){h("_resubscribe: protocolVersion 5");for(var r=0;r<t.length;r++){var n={};n[t[r]]=this._resubscribeTopics[t[r]],n.resubscribe=!0,this.subscribe(n,{properties:n[t[r]].properties})}}else this._resubscribeTopics.resubscribe=!0,this.subscribe(this._resubscribeTopics);else this._resubscribeTopics={};this._firstConnection=!1},v.prototype._onConnect=function(e){if(this.disconnected)this.emit("connect",e);else{var t=this;this._setupPingTimer(),this._resubscribe(e),this.connected=!0,function r(){var n=t.outgoingStore.createStream();function i(){t._storeProcessing=!1,t._packetIdsDuringStoreProcessing={}}function o(){n.destroy(),n=null,i()}t.once("close",o),n.on("error",function(e){i(),t.removeListener("close",o),t.emit("error",e)}),n.on("end",function(){var n=!0;for(var s in t._packetIdsDuringStoreProcessing)if(!t._packetIdsDuringStoreProcessing[s]){n=!1;break}n?(i(),t.removeListener("close",o),t.emit("connect",e)):r()}),function e(){if(n){t._storeProcessing=!0;var r,i=n.read(1);i?t._packetIdsDuringStoreProcessing[i.messageId]?e():t.disconnecting||t.reconnectTimer?n.destroy&&n.destroy():(r=t.outgoing[i.messageId]?t.outgoing[i.messageId].cb:null,t.outgoing[i.messageId]={volatile:!1,cb:function(t,n){r&&r(t,n),e()}},t._packetIdsDuringStoreProcessing[i.messageId]=!0,t._sendPacket(i)):n.once("readable",e)}}()}()}},t.exports=v}).call(this)}).call(this,e("_process"),"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{"./store":7,"./validations":8,_process:32,debug:15,events:19,inherits:21,"mqtt-packet":24,"readable-stream":51,reinterval:52,xtend:61}],2:[function(e,t,r){(function(r){(function(){"use strict";var n,i,o,s=e("readable-stream").Transform,a=e("duplexify"),c=!1;t.exports=function(e,t){if(t.hostname=t.hostname||t.host,!t.hostname)throw new Error("Could not determine host. 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a=e._writableState,c=e._readableState,u=t.readable||!1!==t.readable&&e.readable,l=t.writable||!1!==t.writable&&e.writable,f=!1,h=function(){e.writable||p()},p=function(){l=!1,u||s.call(e)},d=function(){u=!1,l||s.call(e)},g=function(t){s.call(e,t?new Error("exited with error code: "+t):null)},b=function(t){s.call(e,t)},m=function(){r.nextTick(y)},y=function(){if(!f)return(!u||c&&c.ended&&!c.destroyed)&&(!l||a&&a.ended&&!a.destroyed)?void 0:s.call(e,new Error("premature close"))},_=function(){e.req.on("finish",p)};return!function(e){return e.setHeader&&"function"==typeof e.abort}(e)?l&&!a&&(e.on("end",h),e.on("close",h)):(e.on("complete",p),e.on("abort",m),e.req?_():e.on("request",_)),function(e){return e.stdio&&Array.isArray(e.stdio)&&3===e.stdio.length}(e)&&e.on("exit",g),e.on("end",d),e.on("finish",p),!1!==t.error&&e.on("error",b),e.on("close",m),function(){f=!0,e.removeListener("complete",p),e.removeListener("abort",m),e.removeListener("request",_),e.req&&e.req.removeListener("finish",p),e.removeListener("end",h),e.removeListener("close",h),e.removeListener("finish",p),e.removeListener("exit",g),e.removeListener("end",d),e.removeListener("error",b),e.removeListener("close",m)}};t.exports=o}).call(this)}).call(this,e("_process"))},{_process:32,once:30}],19:[function(e,t,r){var n=Object.create||function(e){var t=function(){};return t.prototype=e,new t},i=Object.keys||function(e){var t=[];for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&t.push(r);return r},o=Function.prototype.bind||function(e){var t=this;return function(){return t.apply(e,arguments)}};function s(){this._events&&Object.prototype.hasOwnProperty.call(this,"_events")||(this._events=n(null),this._eventsCount=0),this._maxListeners=this._maxListeners||void 0}t.exports=s,s.EventEmitter=s,s.prototype._events=void 0,s.prototype._maxListeners=void 0;var a,c=10;try{var u={};Object.defineProperty&&Object.defineProperty(u,"x",{value:0}),a=0===u.x}catch(e){a=!1}function l(e){return void 0===e._maxListeners?s.defaultMaxListeners:e._maxListeners}function f(e,t,r,i){var o,s,a;if("function"!=typeof r)throw new TypeError('"listener" argument must be a function');if((s=e._events)?(s.newListener&&(e.emit("newListener",t,r.listener?r.listener:r),s=e._events),a=s[t]):(s=e._events=n(null),e._eventsCount=0),a){if("function"==typeof a?a=s[t]=i?[r,a]:[a,r]:i?a.unshift(r):a.push(r),!a.warned&&(o=l(e))&&o>0&&a.length>o){a.warned=!0;var c=new Error("Possible EventEmitter memory leak detected. "+a.length+' "'+String(t)+'" listeners added. Use emitter.setMaxListeners() to increase limit.');c.name="MaxListenersExceededWarning",c.emitter=e,c.type=t,c.count=a.length,"object"==typeof console&&console.warn&&console.warn("%s: %s",c.name,c.message)}}else a=s[t]=r,++e._eventsCount;return e}function h(){if(!this.fired)switch(this.target.removeListener(this.type,this.wrapFn),this.fired=!0,arguments.length){case 0:return this.listener.call(this.target);case 1:return this.listener.call(this.target,arguments[0]);case 2:return this.listener.call(this.target,arguments[0],arguments[1]);case 3:return this.listener.call(this.target,arguments[0],arguments[1],arguments[2]);default:for(var e=new Array(arguments.length),t=0;t<e.length;++t)e[t]=arguments[t];this.listener.apply(this.target,e)}}function p(e,t,r){var n={fired:!1,wrapFn:void 0,target:e,type:t,listener:r},i=o.call(h,n);return i.listener=r,n.wrapFn=i,i}function d(e,t,r){var n=e._events;if(!n)return[];var i=n[t];return i?"function"==typeof i?r?[i.listener||i]:[i]:r?function(e){for(var t=new Array(e.length),r=0;r<t.length;++r)t[r]=e[r].listener||e[r];return t}(i):b(i,i.length):[]}function g(e){var t=this._events;if(t){var r=t[e];if("function"==typeof r)return 1;if(r)return r.length}return 0}function b(e,t){for(var r=new Array(t),n=0;n<t;++n)r[n]=e[n];return r}a?Object.defineProperty(s,"defaultMaxListeners",{enumerable:!0,get:function(){return c},set:function(e){if("number"!=typeof e||e<0||e!=e)throw new TypeError('"defaultMaxListeners" must be a positive number');c=e}}):s.defaultMaxListeners=c,s.prototype.setMaxListeners=function(e){if("number"!=typeof e||e<0||isNaN(e))throw new TypeError('"n" argument must be a positive number');return this._maxListeners=e,this},s.prototype.getMaxListeners=function(){return l(this)},s.prototype.emit=function(e){var t,r,n,i,o,s,a="error"===e;if(s=this._events)a=a&&null==s.error;else if(!a)return!1;if(a){if(arguments.length>1&&(t=arguments[1]),t instanceof Error)throw t;var c=new Error('Unhandled "error" event. 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f(this,e,t,!1)},s.prototype.on=s.prototype.addListener,s.prototype.prependListener=function(e,t){return f(this,e,t,!0)},s.prototype.once=function(e,t){if("function"!=typeof t)throw new TypeError('"listener" argument must be a function');return this.on(e,p(this,e,t)),this},s.prototype.prependOnceListener=function(e,t){if("function"!=typeof t)throw new TypeError('"listener" argument must be a function');return this.prependListener(e,p(this,e,t)),this},s.prototype.removeListener=function(e,t){var r,i,o,s,a;if("function"!=typeof t)throw new TypeError('"listener" argument must be a function');if(!(i=this._events))return this;if(!(r=i[e]))return this;if(r===t||r.listener===t)0==--this._eventsCount?this._events=n(null):(delete i[e],i.removeListener&&this.emit("removeListener",e,r.listener||t));else if("function"!=typeof r){for(o=-1,s=r.length-1;s>=0;s--)if(r[s]===t||r[s].listener===t){a=r[s].listener,o=s;break}if(o<0)return this;0===o?r.shift():function(e,t){for(var r=t,n=r+1,i=e.length;n<i;r+=1,n+=1)e[r]=e[n];e.pop()}(r,o),1===r.length&&(i[e]=r[0]),i.removeListener&&this.emit("removeListener",e,a||t)}return this},s.prototype.removeAllListeners=function(e){var t,r,o;if(!(r=this._events))return this;if(!r.removeListener)return 0===arguments.length?(this._events=n(null),this._eventsCount=0):r[e]&&(0==--this._eventsCount?this._events=n(null):delete r[e]),this;if(0===arguments.length){var s,a=i(r);for(o=0;o<a.length;++o)"removeListener"!==(s=a[o])&&this.removeAllListeners(s);return this.removeAllListeners("removeListener"),this._events=n(null),this._eventsCount=0,this}if("function"==typeof(t=r[e]))this.removeListener(e,t);else if(t)for(o=t.length-1;o>=0;o--)this.removeListener(e,t[o]);return this},s.prototype.listeners=function(e){return d(this,e,!0)},s.prototype.rawListeners=function(e){return d(this,e,!1)},s.listenerCount=function(e,t){return"function"==typeof e.listenerCount?e.listenerCount(t):g.call(e,t)},s.prototype.listenerCount=g,s.prototype.eventNames=function(){return this._eventsCount>0?Reflect.ownKeys(this._events):[]}},{}],20:[function(e,t,r){r.read=function(e,t,r,n,i){var o,s,a=8*i-n-1,c=(1<<a)-1,u=c>>1,l=-7,f=r?i-1:0,h=r?-1:1,p=e[t+f];for(f+=h,o=p&(1<<-l)-1,p>>=-l,l+=a;l>0;o=256*o+e[t+f],f+=h,l-=8);for(s=o&(1<<-l)-1,o>>=-l,l+=n;l>0;s=256*s+e[t+f],f+=h,l-=8);if(0===o)o=1-u;else{if(o===c)return s?NaN:1/0*(p?-1:1);s+=Math.pow(2,n),o-=u}return(p?-1:1)*s*Math.pow(2,o-n)},r.write=function(e,t,r,n,i,o){var s,a,c,u=8*o-i-1,l=(1<<u)-1,f=l>>1,h=23===i?Math.pow(2,-24)-Math.pow(2,-77):0,p=n?0:o-1,d=n?1:-1,g=t<0||0===t&&1/t<0?1:0;for(t=Math.abs(t),isNaN(t)||t===1/0?(a=isNaN(t)?1:0,s=l):(s=Math.floor(Math.log(t)/Math.LN2),t*(c=Math.pow(2,-s))<1&&(s--,c*=2),(t+=s+f>=1?h/c:h*Math.pow(2,1-f))*c>=2&&(s++,c/=2),s+f>=l?(a=0,s=l):s+f>=1?(a=(t*c-1)*Math.pow(2,i),s+=f):(a=t*Math.pow(2,f-1)*Math.pow(2,i),s=0));i>=8;e[r+p]=255&a,p+=d,a/=256,i-=8);for(s=s<<i|a,u+=i;u>0;e[r+p]=255&s,p+=d,s/=256,u-=8);e[r+p-d]|=128*g}},{}],21:[function(e,t,r){"function"==typeof Object.create?t.exports=function(e,t){t&&(e.super_=t,e.prototype=Object.create(t.prototype,{constructor:{value:e,enumerable:!1,writable:!0,configurable:!0}}))}:t.exports=function(e,t){if(t){e.super_=t;var r=function(){};r.prototype=t.prototype,e.prototype=new r,e.prototype.constructor=e}}},{}],22:[function(e,t,r){(function(e){(function(){const r=t.exports;r.types={0:"reserved",1:"connect",2:"connack",3:"publish",4:"puback",5:"pubrec",6:"pubrel",7:"pubcomp",8:"subscribe",9:"suback",10:"unsubscribe",11:"unsuback",12:"pingreq",13:"pingresp",14:"disconnect",15:"auth"},r.codes={};for(const e in r.types){const t=r.types[e];r.codes[t]=e}r.CMD_SHIFT=4,r.CMD_MASK=240,r.DUP_MASK=8,r.QOS_MASK=3,r.QOS_SHIFT=1,r.RETAIN_MASK=1,r.VARBYTEINT_MASK=127,r.VARBYTEINT_FIN_MASK=128,r.VARBYTEINT_MAX=268435455,r.SESSIONPRESENT_MASK=1,r.SESSIONPRESENT_HEADER=e.from([r.SESSIONPRESENT_MASK]),r.CONNACK_HEADER=e.from([r.codes.connack<<r.CMD_SHIFT]),r.USERNAME_MASK=128,r.PASSWORD_MASK=64,r.WILL_RETAIN_MASK=32,r.WILL_QOS_MASK=24,r.WILL_QOS_SHIFT=3,r.WILL_FLAG_MASK=4,r.CLEAN_SESSION_MASK=2,r.CONNECT_HEADER=e.from([r.codes.connect<<r.CMD_SHIFT]),r.properties={sessionExpiryInterval:17,willDelayInterval:24,receiveMaximum:33,maximumPacketSize:39,topicAliasMaximum:34,requestResponseInformation:25,requestProblemInformation:23,userProperties:38,authenticationMethod:21,authenticationData:22,payloadFormatIndicator:1,messageExpiryInterval:2,contentType:3,responseTopic:8,correlationData:9,maximumQoS:36,retainAvailable:37,assignedClientIdentifier:18,reasonString:31,wildcardSubscriptionAvailable:40,subscriptionIdentifiersAvailable:41,sharedSubscriptionAvailable:42,serverKeepAlive:19,responseInformation:26,serverReference:28,topicAlias:35,subscriptionIdentifier:11},r.propertiesCodes={};for(const e in r.properties){const t=r.properties[e];r.propertiesCodes[t]=e}function n(t){return[0,1,2].map(n=>[0,1].map(i=>[0,1].map(o=>{const s=e.alloc(1);return s.writeUInt8(r.codes[t]<<r.CMD_SHIFT|(i?r.DUP_MASK:0)|n<<r.QOS_SHIFT|o,0,!0),s})))}r.propertiesTypes={sessionExpiryInterval:"int32",willDelayInterval:"int32",receiveMaximum:"int16",maximumPacketSize:"int32",topicAliasMaximum:"int16",requestResponseInformation:"byte",requestProblemInformation:"byte",userProperties:"pair",authenticationMethod:"string",authenticationData:"binary",payloadFormatIndicator:"byte",messageExpiryInterval:"int32",contentType:"string",responseTopic:"string",correlationData:"binary",maximumQoS:"int8",retainAvailable:"byte",assignedClientIdentifier:"string",reasonString:"string",wildcardSubscriptionAvailable:"byte",subscriptionIdentifiersAvailable:"byte",sharedSubscriptionAvailable:"byte",serverKeepAlive:"int16",responseInformation:"string",serverReference:"string",topicAlias:"int16",subscriptionIdentifier:"var"},r.PUBLISH_HEADER=n("publish"),r.SUBSCRIBE_HEADER=n("subscribe"),r.SUBSCRIBE_OPTIONS_QOS_MASK=3,r.SUBSCRIBE_OPTIONS_NL_MASK=1,r.SUBSCRIBE_OPTIONS_NL_SHIFT=2,r.SUBSCRIBE_OPTIONS_RAP_MASK=1,r.SUBSCRIBE_OPTIONS_RAP_SHIFT=3,r.SUBSCRIBE_OPTIONS_RH_MASK=3,r.SUBSCRIBE_OPTIONS_RH_SHIFT=4,r.SUBSCRIBE_OPTIONS_RH=[0,16,32],r.SUBSCRIBE_OPTIONS_NL=4,r.SUBSCRIBE_OPTIONS_RAP=8,r.SUBSCRIBE_OPTIONS_QOS=[0,1,2],r.UNSUBSCRIBE_HEADER=n("unsubscribe"),r.ACKS={unsuback:n("unsuback"),puback:n("puback"),pubcomp:n("pubcomp"),pubrel:n("pubrel"),pubrec:n("pubrec")},r.SUBACK_HEADER=e.from([r.codes.suback<<r.CMD_SHIFT]),r.VERSION3=e.from([3]),r.VERSION4=e.from([4]),r.VERSION5=e.from([5]),r.VERSION131=e.from([131]),r.VERSION132=e.from([132]),r.QOS=[0,1,2].map(t=>e.from([t])),r.EMPTY={pingreq:e.from([r.codes.pingreq<<4,0]),pingresp:e.from([r.codes.pingresp<<4,0]),disconnect:e.from([r.codes.disconnect<<4,0])}}).call(this)}).call(this,e("buffer").Buffer)},{buffer:14}],23:[function(e,t,r){(function(r){(function(){const n=e("./writeToStream"),i=e("events");class o extends i{constructor(){super(),this._array=new Array(20),this._i=0}write(e){return this._array[this._i++]=e,!0}concat(){let e=0;const t=new Array(this._array.length),n=this._array;let i,o=0;for(i=0;i<n.length&&void 0!==n[i];i++)"string"!=typeof n[i]?t[i]=n[i].length:t[i]=r.byteLength(n[i]),e+=t[i];const s=r.allocUnsafe(e);for(i=0;i<n.length&&void 0!==n[i];i++)"string"!=typeof n[i]?(n[i].copy(s,o),o+=t[i]):(s.write(n[i],o),o+=t[i]);return s}}t.exports=function(e,t){const r=new o;return n(e,r,t),r.concat()}}).call(this)}).call(this,e("buffer").Buffer)},{"./writeToStream":28,buffer:14,events:19}],24:[function(e,t,r){r.parser=e("./parser").parser,r.generate=e("./generate"),r.writeToStream=e("./writeToStream")},{"./generate":23,"./parser":27,"./writeToStream":28}],25:[function(e,t,r){(function(e){(function(){const r=65536,n={},i=e.isBuffer(e.from([1,2]).subarray(0,1));function o(t){const r=e.allocUnsafe(2);return r.writeUInt8(t>>8,0),r.writeUInt8(255&t,1),r}t.exports={cache:n,generateCache:function(){for(let e=0;e<r;e++)n[e]=o(e)},generateNumber:o,genBufVariableByteInt:function(t){let r=0,n=0;const o=e.allocUnsafe(4);do{r=t%128|0,(t=t/128|0)>0&&(r|=128),o.writeUInt8(r,n++)}while(t>0&&n<4);return t>0&&(n=0),i?o.subarray(0,n):o.slice(0,n)},generate4ByteBuffer:function(t){const r=e.allocUnsafe(4);return r.writeUInt32BE(t,0),r}}}).call(this)}).call(this,e("buffer").Buffer)},{buffer:14}],26:[function(e,t,r){t.exports=class{constructor(){this.cmd=null,this.retain=!1,this.qos=0,this.dup=!1,this.length=-1,this.topic=null,this.payload=null}}},{}],27:[function(e,t,r){const n=e("bl"),i=e("events"),o=e("./packet"),s=e("./constants"),a=e("debug")("mqtt-packet:parser");class c extends i{constructor(){super(),this.parser=this.constructor.parser}static parser(e){return this instanceof c?(this.settings=e||{},this._states=["_parseHeader","_parseLength","_parsePayload","_newPacket"],this._resetState(),this):(new c).parser(e)}_resetState(){a("_resetState: resetting packet, error, _list, and _stateCounter"),this.packet=new o,this.error=null,this._list=n(),this._stateCounter=0}parse(e){for(this.error&&this._resetState(),this._list.append(e),a("parse: current state: %s",this._states[this._stateCounter]);(-1!==this.packet.length||this._list.length>0)&&this[this._states[this._stateCounter]]()&&!this.error;)this._stateCounter++,a("parse: state complete. _stateCounter is now: %d",this._stateCounter),a("parse: packet.length: %d, buffer list length: %d",this.packet.length,this._list.length),this._stateCounter>=this._states.length&&(this._stateCounter=0);return a("parse: exited while loop. packet: %d, buffer list length: %d",this.packet.length,this._list.length),this._list.length}_parseHeader(){const e=this._list.readUInt8(0);return this.packet.cmd=s.types[e>>s.CMD_SHIFT],this.packet.retain=0!=(e&s.RETAIN_MASK),this.packet.qos=e>>s.QOS_SHIFT&s.QOS_MASK,this.packet.dup=0!=(e&s.DUP_MASK),a("_parseHeader: packet: %o",this.packet),this._list.consume(1),!0}_parseLength(){const e=this._parseVarByteNum(!0);return e&&(this.packet.length=e.value,this._list.consume(e.bytes)),a("_parseLength %d",e.value),!!e}_parsePayload(){a("_parsePayload: payload %O",this._list);let e=!1;if(0===this.packet.length||this._list.length>=this.packet.length){switch(this._pos=0,this.packet.cmd){case"connect":this._parseConnect();break;case"connack":this._parseConnack();break;case"publish":this._parsePublish();break;case"puback":case"pubrec":case"pubrel":case"pubcomp":this._parseConfirmation();break;case"subscribe":this._parseSubscribe();break;case"suback":this._parseSuback();break;case"unsubscribe":this._parseUnsubscribe();break;case"unsuback":this._parseUnsuback();break;case"pingreq":case"pingresp":break;case"disconnect":this._parseDisconnect();break;case"auth":this._parseAuth();break;default:this._emitError(new Error("Not supported"))}e=!0}return a("_parsePayload complete result: %s",e),e}_parseConnect(){let e,t,r,n;a("_parseConnect");const i={},o=this.packet,c=this._parseString();if(null===c)return this._emitError(new Error("Cannot parse protocolId"));if("MQTT"!==c&&"MQIsdp"!==c)return this._emitError(new Error("Invalid protocolId"));if(o.protocolId=c,this._pos>=this._list.length)return this._emitError(new Error("Packet too short"));if(o.protocolVersion=this._list.readUInt8(this._pos),o.protocolVersion>=128&&(o.bridgeMode=!0,o.protocolVersion=o.protocolVersion-128),3!==o.protocolVersion&&4!==o.protocolVersion&&5!==o.protocolVersion)return this._emitError(new Error("Invalid protocol version"));if(this._pos++,this._pos>=this._list.length)return this._emitError(new Error("Packet too short"));if(i.username=this._list.readUInt8(this._pos)&s.USERNAME_MASK,i.password=this._list.readUInt8(this._pos)&s.PASSWORD_MASK,i.will=this._list.readUInt8(this._pos)&s.WILL_FLAG_MASK,i.will&&(o.will={},o.will.retain=0!=(this._list.readUInt8(this._pos)&s.WILL_RETAIN_MASK),o.will.qos=(this._list.readUInt8(this._pos)&s.WILL_QOS_MASK)>>s.WILL_QOS_SHIFT),o.clean=0!=(this._list.readUInt8(this._pos)&s.CLEAN_SESSION_MASK),this._pos++,o.keepalive=this._parseNum(),-1===o.keepalive)return this._emitError(new Error("Packet too short"));if(5===o.protocolVersion){const e=this._parseProperties();Object.getOwnPropertyNames(e).length&&(o.properties=e)}const u=this._parseString();if(null===u)return this._emitError(new Error("Packet too short"));if(o.clientId=u,a("_parseConnect: packet.clientId: %s",o.clientId),i.will){if(5===o.protocolVersion){const e=this._parseProperties();Object.getOwnPropertyNames(e).length&&(o.will.properties=e)}if(null===(e=this._parseString()))return this._emitError(new Error("Cannot parse will topic"));if(o.will.topic=e,a("_parseConnect: packet.will.topic: %s",o.will.topic),null===(t=this._parseBuffer()))return this._emitError(new Error("Cannot parse will payload"));o.will.payload=t,a("_parseConnect: packet.will.paylaod: %s",o.will.payload)}if(i.username){if(null===(n=this._parseString()))return this._emitError(new Error("Cannot parse username"));o.username=n,a("_parseConnect: packet.username: %s",o.username)}if(i.password){if(null===(r=this._parseBuffer()))return this._emitError(new Error("Cannot parse password"));o.password=r}return this.settings=o,a("_parseConnect: complete"),o}_parseConnack(){a("_parseConnack");const e=this.packet;if(this._list.length<1)return null;if(e.sessionPresent=!!(this._list.readUInt8(this._pos++)&s.SESSIONPRESENT_MASK),5===this.settings.protocolVersion)this._list.length>=2?e.reasonCode=this._list.readUInt8(this._pos++):e.reasonCode=0;else{if(this._list.length<2)return null;e.returnCode=this._list.readUInt8(this._pos++)}if(-1===e.returnCode||-1===e.reasonCode)return this._emitError(new Error("Cannot parse return code"));if(5===this.settings.protocolVersion){const t=this._parseProperties();Object.getOwnPropertyNames(t).length&&(e.properties=t)}a("_parseConnack: complete")}_parsePublish(){a("_parsePublish");const e=this.packet;if(e.topic=this._parseString(),null===e.topic)return this._emitError(new Error("Cannot parse topic"));if(!(e.qos>0)||this._parseMessageId()){if(5===this.settings.protocolVersion){const t=this._parseProperties();Object.getOwnPropertyNames(t).length&&(e.properties=t)}e.payload=this._list.slice(this._pos,e.length),a("_parsePublish: payload from buffer list: %o",e.payload)}}_parseSubscribe(){a("_parseSubscribe");const e=this.packet;let t,r,n,i,o,c,u;if(1!==e.qos)return this._emitError(new Error("Wrong subscribe header"));if(e.subscriptions=[],this._parseMessageId()){if(5===this.settings.protocolVersion){const t=this._parseProperties();Object.getOwnPropertyNames(t).length&&(e.properties=t)}for(;this._pos<e.length;){if(null===(t=this._parseString()))return this._emitError(new Error("Cannot parse topic"));if(this._pos>=e.length)return this._emitError(new Error("Malformed Subscribe Payload"));n=(r=this._parseByte())&s.SUBSCRIBE_OPTIONS_QOS_MASK,c=0!=(r>>s.SUBSCRIBE_OPTIONS_NL_SHIFT&s.SUBSCRIBE_OPTIONS_NL_MASK),o=0!=(r>>s.SUBSCRIBE_OPTIONS_RAP_SHIFT&s.SUBSCRIBE_OPTIONS_RAP_MASK),i=r>>s.SUBSCRIBE_OPTIONS_RH_SHIFT&s.SUBSCRIBE_OPTIONS_RH_MASK,u={topic:t,qos:n},5===this.settings.protocolVersion?(u.nl=c,u.rap=o,u.rh=i):this.settings.bridgeMode&&(u.rh=0,u.rap=!0,u.nl=!0),a("_parseSubscribe: push subscription `%s` to subscription",u),e.subscriptions.push(u)}}}_parseSuback(){a("_parseSuback");const e=this.packet;if(this.packet.granted=[],this._parseMessageId()){if(5===this.settings.protocolVersion){const t=this._parseProperties();Object.getOwnPropertyNames(t).length&&(e.properties=t)}for(;this._pos<this.packet.length;)this.packet.granted.push(this._list.readUInt8(this._pos++))}}_parseUnsubscribe(){a("_parseUnsubscribe");const e=this.packet;if(e.unsubscriptions=[],this._parseMessageId()){if(5===this.settings.protocolVersion){const t=this._parseProperties();Object.getOwnPropertyNames(t).length&&(e.properties=t)}for(;this._pos<e.length;){const t=this._parseString();if(null===t)return this._emitError(new Error("Cannot parse topic"));a("_parseUnsubscribe: push topic `%s` to unsubscriptions",t),e.unsubscriptions.push(t)}}}_parseUnsuback(){a("_parseUnsuback");const e=this.packet;if(!this._parseMessageId())return this._emitError(new Error("Cannot parse messageId"));if(5===this.settings.protocolVersion){const t=this._parseProperties();for(Object.getOwnPropertyNames(t).length&&(e.properties=t),e.granted=[];this._pos<this.packet.length;)this.packet.granted.push(this._list.readUInt8(this._pos++))}}_parseConfirmation(){a("_parseConfirmation: packet.cmd: `%s`",this.packet.cmd);const e=this.packet;if(this._parseMessageId(),5===this.settings.protocolVersion&&(e.length>2?(e.reasonCode=this._parseByte(),a("_parseConfirmation: packet.reasonCode `%d`",e.reasonCode)):e.reasonCode=0,e.length>3)){const t=this._parseProperties();Object.getOwnPropertyNames(t).length&&(e.properties=t)}return!0}_parseDisconnect(){const e=this.packet;if(a("_parseDisconnect"),5===this.settings.protocolVersion){this._list.length>0?e.reasonCode=this._parseByte():e.reasonCode=0;const t=this._parseProperties();Object.getOwnPropertyNames(t).length&&(e.properties=t)}return a("_parseDisconnect result: true"),!0}_parseAuth(){a("_parseAuth");const e=this.packet;if(5!==this.settings.protocolVersion)return this._emitError(new Error("Not supported auth packet for this version MQTT"));e.reasonCode=this._parseByte();const t=this._parseProperties();return Object.getOwnPropertyNames(t).length&&(e.properties=t),a("_parseAuth: result: true"),!0}_parseMessageId(){const e=this.packet;return e.messageId=this._parseNum(),null===e.messageId?(this._emitError(new Error("Cannot parse messageId")),!1):(a("_parseMessageId: packet.messageId %d",e.messageId),!0)}_parseString(e){const t=this._parseNum(),r=t+this._pos;if(-1===t||r>this._list.length||r>this.packet.length)return null;const n=this._list.toString("utf8",this._pos,r);return this._pos+=t,a("_parseString: result: %s",n),n}_parseStringPair(){return a("_parseStringPair"),{name:this._parseString(),value:this._parseString()}}_parseBuffer(){const e=this._parseNum(),t=e+this._pos;if(-1===e||t>this._list.length||t>this.packet.length)return null;const r=this._list.slice(this._pos,t);return this._pos+=e,a("_parseBuffer: result: %o",r),r}_parseNum(){if(this._list.length-this._pos<2)return-1;const e=this._list.readUInt16BE(this._pos);return this._pos+=2,a("_parseNum: result: %s",e),e}_parse4ByteNum(){if(this._list.length-this._pos<4)return-1;const e=this._list.readUInt32BE(this._pos);return this._pos+=4,a("_parse4ByteNum: result: %s",e),e}_parseVarByteNum(e){a("_parseVarByteNum");let t,r=0,n=1,i=0,o=!1;const c=this._pos?this._pos:0;for(;r<4&&c+r<this._list.length;){if(i+=n*((t=this._list.readUInt8(c+r++))&s.VARBYTEINT_MASK),n*=128,0==(t&s.VARBYTEINT_FIN_MASK)){o=!0;break}if(this._list.length<=r)break}return!o&&4===r&&this._list.length>=r&&this._emitError(new Error("Invalid variable byte integer")),c&&(this._pos+=r),a("_parseVarByteNum: result: %o",o=!!o&&(e?{bytes:r,value:i}:i)),o}_parseByte(){let e;return this._pos<this._list.length&&(e=this._list.readUInt8(this._pos),this._pos++),a("_parseByte: result: %o",e),e}_parseByType(e){switch(a("_parseByType: type: %s",e),e){case"byte":return 0!==this._parseByte();case"int8":return this._parseByte();case"int16":return this._parseNum();case"int32":return this._parse4ByteNum();case"var":return this._parseVarByteNum();case"string":return this._parseString();case"pair":return this._parseStringPair();case"binary":return this._parseBuffer()}}_parseProperties(){a("_parseProperties");const e=this._parseVarByteNum(),t=this._pos+e,r={};for(;this._pos<t;){const e=this._parseByte();if(!e)return this._emitError(new Error("Cannot parse property code type")),!1;const t=s.propertiesCodes[e];if(!t)return this._emitError(new Error("Unknown property")),!1;if("userProperties"!==t)r[t]?Array.isArray(r[t])?r[t].push(this._parseByType(s.propertiesTypes[t])):(r[t]=[r[t]],r[t].push(this._parseByType(s.propertiesTypes[t]))):r[t]=this._parseByType(s.propertiesTypes[t]);else{r[t]||(r[t]=Object.create(null));const e=this._parseByType(s.propertiesTypes[t]);if(r[t][e.name])if(Array.isArray(r[t][e.name]))r[t][e.name].push(e.value);else{const n=r[t][e.name];r[t][e.name]=[n],r[t][e.name].push(e.value)}else r[t][e.name]=e.value}}return r}_newPacket(){return a("_newPacket"),this.packet&&(this._list.consume(this.packet.length),a("_newPacket: parser emit packet: packet.cmd: %s, packet.payload: %s, packet.length: %d",this.packet.cmd,this.packet.payload,this.packet.length),this.emit("packet",this.packet)),a("_newPacket: new packet"),this.packet=new o,this._pos=0,!0}_emitError(e){a("_emitError"),this.error=e,this.emit("error",e)}}t.exports=c},{"./constants":22,"./packet":26,bl:12,debug:15,events:19}],28:[function(e,t,r){(function(r){(function(){const n=e("./constants"),i=r.allocUnsafe(0),o=r.from([0]),s=e("./numbers"),a=e("process-nextick-args").nextTick,c=e("debug")("mqtt-packet:writeToStream"),u=s.cache,l=s.generateNumber,f=s.generateCache,h=s.genBufVariableByteInt,p=s.generate4ByteBuffer;let d=S,g=!0;function b(e,t,s){switch(c("generate called"),t.cork&&(t.cork(),a(m,t)),g&&(g=!1,f()),c("generate: packet.cmd: %s",e.cmd),e.cmd){case"connect":return function(e,t,i){const o=e||{},s=o.protocolId||"MQTT";let a=o.protocolVersion||4;const c=o.will;let u=o.clean;const l=o.keepalive||0,f=o.clientId||"",h=o.username,p=o.password,g=o.properties;void 0===u&&(u=!0);let b=0;if(!s||"string"!=typeof s&&!r.isBuffer(s))return t.emit("error",new Error("Invalid protocolId")),!1;b+=s.length+2;if(3!==a&&4!==a&&5!==a)return t.emit("error",new Error("Invalid protocol version")),!1;b+=1;if(("string"==typeof f||r.isBuffer(f))&&(f||a>=4)&&(f||u))b+=r.byteLength(f)+2;else{if(a<4)return t.emit("error",new Error("clientId must be supplied before 3.1.1")),!1;if(1*u==0)return t.emit("error",new Error("clientId must be given if cleanSession set to 0")),!1}if("number"!=typeof l||l<0||l>65535||l%1!=0)return t.emit("error",new Error("Invalid keepalive")),!1;b+=2;if(b+=1,5===a){var m=I(t,g);if(!m)return!1;b+=m.length}if(c){if("object"!=typeof c)return t.emit("error",new Error("Invalid will")),!1;if(!c.topic||"string"!=typeof c.topic)return t.emit("error",new Error("Invalid will topic")),!1;if(b+=r.byteLength(c.topic)+2,b+=2,c.payload){if(!(c.payload.length>=0))return t.emit("error",new Error("Invalid will payload")),!1;"string"==typeof c.payload?b+=r.byteLength(c.payload):b+=c.payload.length}var y={};if(5===a){if(!(y=I(t,c.properties)))return!1;b+=y.length}}let v=!1;if(null!=h){if(!O(h))return t.emit("error",new Error("Invalid username")),!1;v=!0,b+=r.byteLength(h)+2}if(null!=p){if(!v)return t.emit("error",new Error("Username is required to use password")),!1;if(!O(p))return t.emit("error",new Error("Invalid password")),!1;b+=R(p)+2}t.write(n.CONNECT_HEADER),_(t,b),k(t,s),o.bridgeMode&&(a+=128);t.write(131===a?n.VERSION131:132===a?n.VERSION132:4===a?n.VERSION4:5===a?n.VERSION5:n.VERSION3);let S=0;S|=null!=h?n.USERNAME_MASK:0,S|=null!=p?n.PASSWORD_MASK:0,S|=c&&c.retain?n.WILL_RETAIN_MASK:0,S|=c&&c.qos?c.qos<<n.WILL_QOS_SHIFT:0,S|=c?n.WILL_FLAG_MASK:0,S|=u?n.CLEAN_SESSION_MASK:0,t.write(r.from([S])),d(t,l),5===a&&m.write();k(t,f),c&&(5===a&&y.write(),w(t,c.topic),k(t,c.payload));null!=h&&k(t,h);null!=p&&k(t,p);return!0}(e,t);case"connack":return function(e,t,i){const s=i?i.protocolVersion:4,a=e||{},c=5===s?a.reasonCode:a.returnCode,u=a.properties;let l=2;if("number"!=typeof c)return t.emit("error",new Error("Invalid return code")),!1;let f=null;if(5===s){if(!(f=I(t,u)))return!1;l+=f.length}t.write(n.CONNACK_HEADER),_(t,l),t.write(a.sessionPresent?n.SESSIONPRESENT_HEADER:o),t.write(r.from([c])),null!=f&&f.write();return!0}(e,t,s);case"publish":return function(e,t,o){c("publish: packet: %o",e);const s=o?o.protocolVersion:4,a=e||{},u=a.qos||0,l=a.retain?n.RETAIN_MASK:0,f=a.topic,h=a.payload||i,p=a.messageId,g=a.properties;let b=0;if("string"==typeof f)b+=r.byteLength(f)+2;else{if(!r.isBuffer(f))return t.emit("error",new Error("Invalid topic")),!1;b+=f.length+2}r.isBuffer(h)?b+=h.length:b+=r.byteLength(h);if(u&&"number"!=typeof p)return t.emit("error",new Error("Invalid messageId")),!1;u&&(b+=2);let m=null;if(5===s){if(!(m=I(t,g)))return!1;b+=m.length}t.write(n.PUBLISH_HEADER[u][a.dup?1:0][l?1:0]),_(t,b),d(t,R(f)),t.write(f),u>0&&d(t,p);null!=m&&m.write();return c("publish: payload: %o",h),t.write(h)}(e,t,s);case"puback":case"pubrec":case"pubrel":case"pubcomp":return function(e,t,i){const o=i?i.protocolVersion:4,s=e||{},a=s.cmd||"puback",c=s.messageId,u=s.dup&&"pubrel"===a?n.DUP_MASK:0;let l=0;const f=s.reasonCode,h=s.properties;let p=5===o?3:2;"pubrel"===a&&(l=1);if("number"!=typeof c)return t.emit("error",new Error("Invalid messageId")),!1;let g=null;if(5===o&&"object"==typeof h){if(!(g=C(t,h,i,p)))return!1;p+=g.length}t.write(n.ACKS[a][l][u][0]),_(t,p),d(t,c),5===o&&t.write(r.from([f]));null!==g&&g.write();return!0}(e,t,s);case"subscribe":return function(e,t,i){c("subscribe: packet: ");const o=i?i.protocolVersion:4,s=e||{},a=s.dup?n.DUP_MASK:0,u=s.messageId,l=s.subscriptions,f=s.properties;let h=0;if("number"!=typeof u)return t.emit("error",new Error("Invalid messageId")),!1;h+=2;let p=null;if(5===o){if(!(p=I(t,f)))return!1;h+=p.length}if("object"!=typeof l||!l.length)return t.emit("error",new Error("Invalid subscriptions")),!1;for(let e=0;e<l.length;e+=1){const n=l[e].topic,i=l[e].qos;if("string"!=typeof n)return t.emit("error",new Error("Invalid subscriptions - invalid topic")),!1;if("number"!=typeof i)return t.emit("error",new Error("Invalid subscriptions - invalid qos")),!1;if(5===o){const r=l[e].nl||!1;if("boolean"!=typeof r)return t.emit("error",new Error("Invalid subscriptions - invalid No Local")),!1;const n=l[e].rap||!1;if("boolean"!=typeof n)return t.emit("error",new Error("Invalid subscriptions - invalid Retain as Published")),!1;const i=l[e].rh||0;if("number"!=typeof i||i>2)return t.emit("error",new Error("Invalid subscriptions - invalid Retain Handling")),!1}h+=r.byteLength(n)+2+1}c("subscribe: writing to stream: %o",n.SUBSCRIBE_HEADER),t.write(n.SUBSCRIBE_HEADER[1][a?1:0][0]),_(t,h),d(t,u),null!==p&&p.write();let g=!0;for(const e of l){const i=e.topic,s=e.qos,a=+e.nl,c=+e.rap,u=e.rh;let l;w(t,i),l=n.SUBSCRIBE_OPTIONS_QOS[s],5===o&&(l|=a?n.SUBSCRIBE_OPTIONS_NL:0,l|=c?n.SUBSCRIBE_OPTIONS_RAP:0,l|=u?n.SUBSCRIBE_OPTIONS_RH[u]:0),g=t.write(r.from([l]))}return g}(e,t,s);case"suback":return function(e,t,i){const o=i?i.protocolVersion:4,s=e||{},a=s.messageId,c=s.granted,u=s.properties;let l=0;if("number"!=typeof a)return t.emit("error",new Error("Invalid messageId")),!1;l+=2;if("object"!=typeof c||!c.length)return t.emit("error",new Error("Invalid qos vector")),!1;for(let e=0;e<c.length;e+=1){if("number"!=typeof c[e])return t.emit("error",new Error("Invalid qos vector")),!1;l+=1}let f=null;if(5===o){if(!(f=C(t,u,i,l)))return!1;l+=f.length}t.write(n.SUBACK_HEADER),_(t,l),d(t,a),null!==f&&f.write();return t.write(r.from(c))}(e,t,s);case"unsubscribe":return function(e,t,i){const o=i?i.protocolVersion:4,s=e||{},a=s.messageId,c=s.dup?n.DUP_MASK:0,u=s.unsubscriptions,l=s.properties;let f=0;if("number"!=typeof a)return t.emit("error",new Error("Invalid messageId")),!1;f+=2;if("object"!=typeof u||!u.length)return t.emit("error",new Error("Invalid unsubscriptions")),!1;for(let e=0;e<u.length;e+=1){if("string"!=typeof u[e])return t.emit("error",new Error("Invalid unsubscriptions")),!1;f+=r.byteLength(u[e])+2}let h=null;if(5===o){if(!(h=I(t,l)))return!1;f+=h.length}t.write(n.UNSUBSCRIBE_HEADER[1][c?1:0][0]),_(t,f),d(t,a),null!==h&&h.write();let p=!0;for(let e=0;e<u.length;e++)p=w(t,u[e]);return p}(e,t,s);case"unsuback":return function(e,t,i){const o=i?i.protocolVersion:4,s=e||{},a=s.messageId,c=s.dup?n.DUP_MASK:0,u=s.granted,l=s.properties,f=s.cmd;let h=2;if("number"!=typeof a)return t.emit("error",new Error("Invalid messageId")),!1;if(5===o){if("object"!=typeof u||!u.length)return t.emit("error",new Error("Invalid qos vector")),!1;for(let e=0;e<u.length;e+=1){if("number"!=typeof u[e])return t.emit("error",new Error("Invalid qos vector")),!1;h+=1}}let p=null;if(5===o){if(!(p=C(t,l,i,h)))return!1;h+=p.length}t.write(n.ACKS[f][0][c][0]),_(t,h),d(t,a),null!==p&&p.write();5===o&&t.write(r.from(u));return!0}(e,t,s);case"pingreq":case"pingresp":return function(e,t,r){return t.write(n.EMPTY[e.cmd])}(e,t);case"disconnect":return function(e,t,i){const o=i?i.protocolVersion:4,s=e||{},a=s.reasonCode,c=s.properties;let u=5===o?1:0,l=null;if(5===o){if(!(l=C(t,c,i,u)))return!1;u+=l.length}t.write(r.from([n.codes.disconnect<<4])),_(t,u),5===o&&t.write(r.from([a]));null!==l&&l.write();return!0}(e,t,s);case"auth":return function(e,t,i){const o=i?i.protocolVersion:4,s=e||{},a=s.reasonCode,c=s.properties;let u=5===o?1:0;5!==o&&t.emit("error",new Error("Invalid mqtt version for auth packet"));const l=C(t,c,i,u);if(!l)return!1;u+=l.length,t.write(r.from([n.codes.auth<<4])),_(t,u),t.write(r.from([a])),null!==l&&l.write();return!0}(e,t,s);default:return t.emit("error",new Error("Unknown command")),!1}}function m(e){e.uncork()}Object.defineProperty(b,"cacheNumbers",{get:()=>d===S,set(e){e?(u&&0!==Object.keys(u).length||(g=!0),d=S):(g=!1,d=E)}});const y={};function _(e,t){if(t>n.VARBYTEINT_MAX)return e.emit("error",new Error(`Invalid variable byte integer: ${t}`)),!1;let r=y[t];return r||(r=h(t),t<16384&&(y[t]=r)),c("writeVarByteInt: writing to stream: %o",r),e.write(r)}function w(e,t){const n=r.byteLength(t);return d(e,n),c("writeString: %s",t),e.write(t,"utf8")}function v(e,t,r){w(e,t),w(e,r)}function S(e,t){return c("writeNumberCached: number: %d",t),c("writeNumberCached: %o",u[t]),e.write(u[t])}function E(e,t){const r=l(t);return c("writeNumberGenerated: %o",r),e.write(r)}function k(e,t){"string"==typeof t?w(e,t):t?(d(e,t.length),e.write(t)):d(e,0)}function I(e,t){if("object"!=typeof t||null!=t.length)return{length:1,write(){A(e,{},0)}};let i=0;function o(t,i){let o=0;switch(n.propertiesTypes[t]){case"byte":if("boolean"!=typeof i)return e.emit("error",new Error(`Invalid ${t}: ${i}`)),!1;o+=2;break;case"int8":if("number"!=typeof i||i<0||i>255)return e.emit("error",new Error(`Invalid ${t}: ${i}`)),!1;o+=2;break;case"binary":if(i&&null===i)return e.emit("error",new Error(`Invalid ${t}: ${i}`)),!1;o+=1+r.byteLength(i)+2;break;case"int16":if("number"!=typeof i||i<0||i>65535)return e.emit("error",new Error(`Invalid ${t}: ${i}`)),!1;o+=3;break;case"int32":if("number"!=typeof i||i<0||i>4294967295)return e.emit("error",new Error(`Invalid ${t}: ${i}`)),!1;o+=5;break;case"var":if("number"!=typeof i||i<0||i>268435455)return e.emit("error",new Error(`Invalid ${t}: 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s=F(t.pipes,e);return-1===s?this:(t.pipes.splice(s,1),t.pipesCount-=1,1===t.pipesCount&&(t.pipes=t.pipes[0]),e.emit("unpipe",this,r),this)},I.prototype.on=function(e,t){var n=s.prototype.on.call(this,e,t),i=this._readableState;return"data"===e?(i.readableListening=this.listenerCount("readable")>0,!1!==i.flowing&&this.resume()):"readable"===e&&(i.endEmitted||i.readableListening||(i.readableListening=i.needReadable=!0,i.flowing=!1,i.emittedReadable=!1,u("on readable",i.length,i.reading),i.length?O(this):i.reading||r.nextTick(B,this))),n},I.prototype.addListener=I.prototype.on,I.prototype.removeListener=function(e,t){var n=s.prototype.removeListener.call(this,e,t);return"readable"===e&&r.nextTick(L,this),n},I.prototype.removeAllListeners=function(e){var t=s.prototype.removeAllListeners.apply(this,arguments);return"readable"!==e&&void 0!==e||r.nextTick(L,this),t},I.prototype.resume=function(){var e=this._readableState;return 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r.href=r.format(),r}if(r.protocol=e.protocol,e.host||b[e.protocol])r.pathname=e.pathname;else{for(var d=(e.pathname||"").split("/");d.length&&!(e.host=d.shift()););e.host||(e.host=""),e.hostname||(e.hostname=""),""!==d[0]&&d.unshift(""),d.length<2&&d.unshift(""),r.pathname=d.join("/")}if(r.search=e.search,r.query=e.query,r.host=e.host||"",r.auth=e.auth,r.hostname=e.hostname||e.host,r.port=e.port,r.pathname||r.search){var g=r.pathname||"",y=r.search||"";r.path=g+y}return r.slashes=r.slashes||e.slashes,r.href=r.format(),r}var 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r.search=e.search,r.query=e.query,i.isNull(r.pathname)&&i.isNull(r.search)||(r.path=(r.pathname?r.pathname:"")+(r.search?r.search:"")),r.href=r.format(),r}if(!E.length)return r.pathname=null,r.search?r.path="/"+r.search:r.path=null,r.href=r.format(),r;for(var I=E.slice(-1)[0],C=(r.host||e.host||E.length>1)&&("."===I||".."===I)||""===I,T=0,A=E.length;A>=0;A--)"."===(I=E[A])?E.splice(A,1):".."===I?(E.splice(A,1),T++):T&&(E.splice(A,1),T--);if(!v&&!S)for(;T--;T)E.unshift("..");!v||""===E[0]||E[0]&&"/"===E[0].charAt(0)||E.unshift(""),C&&"/"!==E.join("/").substr(-1)&&E.push("");var R,O=""===E[0]||E[0]&&"/"===E[0].charAt(0);k&&(r.hostname=r.host=O?"":E.length?E.shift():"",(R=!!(r.host&&r.host.indexOf("@")>0)&&r.host.split("@"))&&(r.auth=R.shift(),r.host=r.hostname=R.shift()));return(v=v||r.host&&E.length)&&!O&&E.unshift(""),E.length?r.pathname=E.join("/"):(r.pathname=null,r.path=null),i.isNull(r.pathname)&&i.isNull(r.search)||(r.path=(r.pathname?r.pathname:"")+(r.search?r.search:"")),r.auth=e.auth||r.auth,r.slashes=r.slashes||e.slashes,r.href=r.format(),r},o.prototype.parseHost=function(){var e=this.host,t=a.exec(e);t&&(":"!==(t=t[0])&&(this.port=t.substr(1)),e=e.substr(0,e.length-t.length)),e&&(this.hostname=e)}},{"./util":57,punycode:33,querystring:36}],57:[function(e,t,r){"use strict";t.exports={isString:function(e){return"string"==typeof e},isObject:function(e){return"object"==typeof e&&null!==e},isNull:function(e){return null===e},isNullOrUndefined:function(e){return null==e}}},{}],58:[function(e,t,r){(function(e){(function(){function r(t){try{if(!e.localStorage)return!1}catch(e){return!1}var r=e.localStorage[t];return null!=r&&"true"===String(r).toLowerCase()}t.exports=function(e,t){if(r("noDeprecation"))return e;var n=!1;return function(){if(!n){if(r("throwDeprecation"))throw new Error(t);r("traceDeprecation")?console.trace(t):console.warn(t),n=!0}return e.apply(this,arguments)}}}).call(this)}).call(this,"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{}],59:[function(e,t,r){t.exports=function e(t,r){if(t&&r)return e(t)(r);if("function"!=typeof t)throw new TypeError("need wrapper function");Object.keys(t).forEach(function(e){n[e]=t[e]});return n;function n(){for(var e=new Array(arguments.length),r=0;r<e.length;r++)e[r]=arguments[r];var n=t.apply(this,e),i=e[e.length-1];return"function"==typeof n&&n!==i&&Object.keys(i).forEach(function(e){n[e]=i[e]}),n}}},{}],60:[function(e,t,r){"use strict";t.exports=function(){throw new Error("ws does not work in the browser. Browser clients must use the native WebSocket object")}},{}],61:[function(e,t,r){t.exports=function(){for(var e={},t=0;t<arguments.length;t++){var r=arguments[t];for(var i in r)n.call(r,i)&&(e[i]=r[i])}return e};var n=Object.prototype.hasOwnProperty},{}]},{},[9])(9)});