busmq.min.js

(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.busmq=f()}})(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s}({1:[function(require,module,exports){module.exports={randomBytes:function(size){size=size*2;var array=new Uint8Array(size);window.crypto.getRandomValues(array);array.toString=function(enc){if(enc==="hex"){var result=[];for(var i=0;i<array.length;i++){result.push(array[i].toString(16))}return result.join("").substr(0,size)}else{return array.toString(enc)}};return array}}},{}],2:[function(require,module,exports){},{}],3:[function(require,module,exports){var events=require("events");var util=require("util");var global=function(){return this}();var WebSocket=global.WebSocket||global.MozWebSocket;module.exports=WebSocket?ws:null;function ws(uri,protocols,opts){events.EventEmitter.call(this);var instance;if(protocols){instance=new WebSocket(uri,protocols)}else{instance=new WebSocket(uri)}instance.binaryType="arraybuffer";this.instance=instance;this.__defineGetter__("readyState",function(){return instance.readyState});this.__defineGetter__("url",function(){return instance.url});this.__defineGetter__("bufferedAmount",function(){return instance.bufferedAmount});this.__defineGetter__("protocol",function(){return instance.bufferedAmount});this.__defineGetter__("binaryType",function(){return instance.binaryType})}util.inherits(ws,events.EventEmitter);ws.prototype.on=function(event,cb){events.EventEmitter.prototype.on.apply(this,arguments);if(["message","open","close","error"].indexOf(event)!==-1){var $this=this;this.instance["on"+event]=function(e){$this.emit(event,e&&e.data&&(new TextDecoder).decode(e.data))}}};ws.prototype.removeListener=function(event,cb){events.EventEmitter.prototype.removeListener.apply(this,arguments);if(["message","open","close","error"].indexOf(event)!==-1){delete this.instance["on"+event]}};ws.prototype.send=function(data){this.instance.send(data)};ws.prototype.close=function(){this.instance.close()};ws.prototype.ping=function(){}},{events:59,util:84}],4:[function(require,module,exports){(function(process,__dirname){var fs=require("fs");var events=require("events");var util=require("util");var crypto=require("crypto");var redis=require("redis");var Logger=require("./logger");var Connection=require("./connection");var WSPool=require("./wspool");var Queue=require("./queue");var Channel=require("./channel");var Persistify=require("./persistify");var Pubsub=require("./pubsub");var FederationServer=require("./fedserver");var Federate=require("./federate");function Bus(options){events.EventEmitter.call(this);this.id="bus:"+crypto.randomBytes(8).toString("hex");this.logger=new Logger(this.id);this.connections=[];this.online=false;this.eventsCallbacks={};this._options(options);this._startFederationServer();if(this.options.redis.length>0){this._loadScripts()}else{var _this=this;process.nextTick(function(){_this.emit("online")})}}util.inherits(Bus,events.EventEmitter);Bus.prototype._options=function(options){this.options=options||{};this.withRedis(redis);if(!this.options.redis){this.options.redis=[]}if(typeof this.options.redis==="string"){this.options.redis=[this.options.redis]}if(this.options.logLevel){this.logger.level(this.options.logLevel)}if(this.options.logger){this.withLog(this.options.logger)}this.wspool=new WSPool(this,this.options.federate)};Bus.prototype.debug=function(on){this.logger.level(on?5:2);return this};Bus.prototype.withLog=function(logger){this.logger.withLog(logger);return this};Bus.prototype.withRedis=function(redis){this._redis=redis;return this};Bus.prototype._startFederationServer=function(){if(this.options.federate&&this.options.federate.server){this.fedServer=new FederationServer(this,this.options.federate)}};Bus.prototype._loadScripts=function(){this.scripts={};this.scriptsToLoad=0;this.scriptsLoaded=false;this._readScript("push");this._readScript("pop");this._readScript("ack");this._readScript("index")};Bus.prototype._readScript=function(name){++this.scriptsToLoad;var _this=this;var file=__dirname+"/lua/"+name+".lua";fs.readFile(file,function(err,content){if(err){_this.logger.isDebug()&&_this.logger.debug("error reading lua script "+file+": "+JSON.stringify(err));_this.emit("error",err);return}_this.scripts[name]={content:content.toString().trim(),name:name};if(--_this.scriptsToLoad===0){_this.scriptsLoaded=true;_this._online()}})};Bus.prototype._script=function(name){return this.scripts[name].hash};Bus.prototype.connect=function(){if(this.connections.length>0){this.emit("error","already connected");return}this.logger.isDebug()&&this.logger.debug("bus connecting to: "+this.options.redis);var _this=this;var readies=0;this.options.redis.forEach(function(url,index){if(url.indexOf("redis:")===0){var connection=new Connection(index,_this);_this.connections.push(connection);var _onConnectionEnd=function(err){if(readies>0&&--readies===0){_this.connectionsReady=false;_this._offline(err)}};var _onConnectionClose=function(err){};var _onConnectionError=function(err){_this.emit("error",err)};var _onConnectionConnect=function(){};var _onConnectionReady=function(){_this.logger.isDebug()&&_this.logger.debug("connection to "+url+" is ready");if(++readies===_this.connections.length){_this.connectionsReady=true;_this._online()}};var _onConnectionSubscribe=function(channel,count){if(_this.eventsCallbacks[channel]){_this.eventsCallbacks[channel]("subscribe",channel,count)}};var _onConnectionUnsubscribe=function(channel,count){if(_this.eventsCallbacks[channel]){_this.eventsCallbacks[channel]("unsubscribe",channel,count)}};var _onConnectionMessage=function(message){if(_this.eventsCallbacks[message.channel]){_this.eventsCallbacks[message.channel]("message",message.channel,message.message)}};connection.on("end",_onConnectionEnd);connection.on("close",_onConnectionClose);connection.on("error",_onConnectionError);connection.on("connect",_onConnectionConnect);connection.on("ready",_onConnectionReady);connection.on("subscribe",_onConnectionSubscribe);connection.on("unsubscribe",_onConnectionUnsubscribe);connection.on("message",_onConnectionMessage);connection.connect(url)}else{_this.emit("error","unsupported protocol for "+url)}});if(this.fedServer){this.fedServer.listen()}};Bus.prototype._online=function(){if(this.connectionsReady&&this.scriptsLoaded){this.logger.isDebug()&&this.logger.debug("uploading scripts to redis");var _this=this;var scriptKeys=Object.keys(_this.scripts);var dones=scriptKeys.length*this.connections.length;this.connections.forEach(function(connection){scriptKeys.forEach(function(key){var script=_this.scripts[key];script.hash=crypto.createHash("sha1").update(script.content).digest("hex");connection.script("load",script.content,function(err,resp){if(err){_this.emit("error","failed to upload script "+script.name+" to redis: "+err)}if(--dones===0){_this.online=true;_this.logger.isDebug()&&_this.logger.debug("bus is online");_this.emit("online")}})})})}};Bus.prototype._offline=function(err){var shouldEmit=this.isOnline();this.online=false;this.logger.isDebug()&&this.logger.debug("bus is offline");if(shouldEmit){this.emit("offline",err)}};Bus.prototype.isOnline=function(){return this.online};Bus.prototype._connectionOne=function(){return this.connections[0]};Bus.prototype._connectionFor=function(key){var sum=0;for(var i=0;i<key.length;++i){sum+=key.charCodeAt(i)}var index=sum%this.connections.length;return this.connections[index]};Bus.prototype._connection=function(key,cb){var _this=this;var responses=this.connections.length;var _callback=function(connection){if(connection){cb&&cb(connection);_callback=null;return}if(--responses===0){_callback=null;connection=_this._connectionFor(key);cb&&cb(connection)}};this.connections.forEach(function(c){if(!c.isReady()){_callback&&_callback(null);return}c.exists(key,function(err,resp){if(err){_this.emit("error","error searching for existing key "+key+": "+err)}if(resp===1){_callback&&_callback(c)}else{_callback&&_callback(null)}})})};Bus.prototype.disconnect=function(){this.logger.isDebug()&&this.logger.debug("disconnecting");this.connections.forEach(function(c){c.disconnect()});this.connections=[];if(this.fedServer){this.fedServer.close();this.fedServer=null}if(this.wspool){this.wspool.close();this.wspool=null}};Bus.prototype._subscribe=function(connection,channels,cb){if(!Array.isArray(channels)){channels=[channels]}var _this=this;channels.forEach(function(channel){_this.eventsCallbacks[channel]=cb});connection.subscribe(channels,function(err){if(err){_this.emit("error","error subscribing to channels "+channels+": "+err)}})};Bus.prototype._unsubscribe=function(connection,channels){if(!Array.isArray(channels)){channels=[channels]}var _this=this;channels.forEach(function(channel){if(_this.eventsCallbacks[channel]){_this.eventsCallbacks[channel]("unsubscribe",channel);delete _this.eventsCallbacks[channel]}});connection.unsubscribe(channels,function(err){if(err){_this.emit("error","error unsubscribing from channels "+channels+": "+err)}})};Bus.prototype.queue=function(name){return new Queue(this,name)};Bus.prototype.channel=function(name,local,remote){return new Channel(this,name,local,remote)};Bus.prototype.persistify=function(name,object,attributes){return Persistify(this,name,object,attributes)};Bus.prototype.pubsub=function(name){return new Pubsub(this,name)};Bus.prototype.federate=function(object,target){return new Federate(object,target,this.wspool,this.options.federate)};function create(options){return new Bus(options)}exports=module.exports.create=create}).call(this,require("_process"),"/lib")},{"./channel":5,"./connection":2,"./federate":6,"./fedserver":2,"./logger":7,"./persistify":8,"./pubsub":9,"./queue":10,"./wspool":12,_process:62,crypto:1,events:59,fs:53,redis:54,util:84}],5:[function(require,module,exports){var events=require("events");var util=require("util");var Queue=require("./queue");function Channel(bus,name,local,remote){events.EventEmitter.call(this);this.bus=bus;this.name=name;this.type="channel";this.id="bus:channel:"+name;this.logger=bus.logger.withTag(name);this.local=local||"local";this.remote=remote||"remote";this.handlers={1:this._onRemoteConnect,2:this._onMessage,3:this._onRemoteDisconnect,4:this._onEnd}}util.inherits(Channel,events.EventEmitter);Channel.prototype.connect=function(options){if(this.isAttached()){this.emit("error","cannot connect: channel is already bound");return}this.options=util._extend({},options);this.qConsumer=new Queue(this.bus,"channel:"+this.local+":"+this.name);this.qProducer=new Queue(this.bus,"channel:"+this.remote+":"+this.name);this._attachQueues()};Channel.prototype.attach=Channel.prototype.connect;Channel.prototype.listen=function(options){var remote=this.remote;this.remote=this.local;this.local=remote;this.connect(options)};Channel.prototype.send=function(message,cb){if(!this.isAttached()){return}this.qProducer.push(":2:"+message,cb)};Channel.prototype.sendTo=function(endpoint,msg,cb){var _this=this;var q=new Queue(this.bus,"channel:"+endpoint+":"+this.name);q.on("error",function(err){_this.logger.isDebug()&&_this.logger.debug("error on channel sendTo "+q.name+": "+err);q.detach();cb&&cb(err);cb=null});q.on("attached",function(){try{q.push(":2:"+msg,cb)}finally{q.detach()}});q.attach()};Channel.prototype.disconnect=function(){if(!this.isAttached()){return}this.qProducer.push(":3:");this._detachQueues()};Channel.prototype.detach=Channel.prototype.disconnect;Channel.prototype.end=function(){if(!this.isAttached()){return}this.qProducer.push(":4:");this._detachQueues()};Channel.prototype.isAttached=function(){return this.qProducer&&this.qConsumer};Channel.prototype.ack=function(id,cb){if(!this.isAttached()){return}this.qConsumer.ack(id,cb)};Channel.prototype._attachQueues=function(){var _this=this;var attachedCount=0;function _attached(){if(attachedCount===2){_this.emit("connect")}}function _detached(){if(attachedCount===0){_this.emit("disconnect")}}var onConsumerError=function(err){if(_this.qConsumer){_this.emit("error",err)}};var onCosumerAttached=function(){++attachedCount;if(_this.qConsumer){_attached();_this.qConsumer.consume(_this.options)}};var onCosumerMessage=function(msg,id){if(_this.qConsumer){_this._handleMessage(msg,id)}};var onConsumerDetached=function(){_this.qConsumer.on("error",function(){});_this.qConsumer.removeListener("error",onConsumerError);_this.qConsumer.removeListener("attached",onCosumerAttached);_this.qConsumer.removeListener("message",onCosumerMessage);_this.qConsumer.removeListener("detached",onConsumerDetached);_this.qConsumer=null;--attachedCount;_detached()};this.qConsumer.on("error",onConsumerError);this.qConsumer.on("message",onCosumerMessage);this.qConsumer.on("attached",onCosumerAttached);this.qConsumer.on("detached",onConsumerDetached);this.qConsumer.attach(this.options);var onProducerError=function(err){if(_this.qProducer){_this.emit("error",err)}};var onProducerAttached=function(){++attachedCount;if(_this.qProducer){_attached();_this.qProducer.push(":1:")}};var onProducerDetached=function(){_this.qProducer.on("error",function(){});_this.qProducer.removeListener("error",onProducerError);_this.qProducer.removeListener("attached",onProducerAttached);_this.qProducer.removeListener("detached",onProducerDetached);_this.qProducer=null;--attachedCount;_detached()};this.qProducer.on("error",onProducerError);this.qProducer.on("attached",onProducerAttached);this.qProducer.on("detached",onProducerDetached);this.qProducer.attach(this.options)};Channel.prototype._handleMessage=function(msg,id){if(msg.length>=3&&msg.charAt(0)===":"&&msg.charAt(2)===":"){var type=msg.charAt(1);var message=msg.substring(3);this.handlers[type].call(this,message,id)}else{this.emit("error","received unrecognized message type")}};Channel.prototype._onRemoteConnect=function(message,id){id&&this.ack(id);if(!this._remoteConnected){this._remoteConnected=true;this.emit("remote:connect")}};Channel.prototype._onMessage=function(msg,id){this.emit("message",msg,id)};Channel.prototype._onRemoteDisconnect=function(message,id){this.qProducer.push(":1:");this.ack(id);if(this._remoteConnected){this._remoteConnected=false;this.emit("remote:disconnect")}};Channel.prototype._onEnd=function(message,id){this.ack(id);this._detachQueues();this.emit("end")};Channel.prototype._detachQueues=function(){if(this.qConsumer){this.qConsumer.detach()}if(this.qProducer){this.qProducer.detach()}};Channel.prototype._federationState=function(){return[{save:"connect",unsave:"disconnect"},{save:"connect",unsave:"end"},{save:"attach",unsave:"detach"}]};exports=module.exports=Channel},{"./queue":10,events:59,util:84}],6:[function(require,module,exports){var events=require("events");var util=require("util");var url=require("url");var WebSocketStream=require("websocket-stream");var dnode=require("dnode");function Federate(object,target,wspool,options){events.EventEmitter.call(this);this.object=object;this.target=target;this.channelpool=wspool;this.state={};this._options(options);this.queue=[];this._attachWs(false)}util.inherits(Federate,events.EventEmitter);Federate.prototype._options=function(options){this.options=util._extend({},options);this._setupMethods()};Federate.prototype._setupMethods=function(){var _this=this;if(this.object.federatedMethods){this.options.methods=this.object.federatedMethods}else{var methods=["on","once"].concat(Object.getOwnPropertyNames(_this.object.constructor.prototype));this.options.methods=methods.filter(function(prop){return typeof _this.object[prop]==="function"&&prop.indexOf("_")!==0&&prop!=="constructor"})}this._setupStateTracker()};Federate.prototype._setupStateTracker=function(){var _this=this;this.state["on"]={events:{},save:function(args){this.events[args[0]]=args},args:function(){return Object.keys(this.events).map(function(e){return this.events[e]}.bind(this))}};this.state["removeListener"]={unsave:function(args){delete _this.state["on"].events[args[0]]}};if(this.object._federationState){var state=this.object._federationState();state.forEach(function(pair){_this.state[pair.save]={save:pair.save};_this.state[pair.unsave]={unsave:typeof pair.unsave==="function"?pair.unsave:pair.save}})}};Federate.prototype._attachWs=function(reconnect){var _this=this;this.channelpool.get(this.target,function(err,ws){if(err){if(err==="unauthorized"){_this.emit("unauthorized")}else{_this.emit("error",err)}return}_this._to(ws,reconnect)})};Federate.prototype._to=function(channel,reconnect){if(this.channel){this.emit("error","already federating to "+this.object.id)}var _this=this;var _onWsMessage=function(msg){if(msg.slice(0,5).toString()==="ready"){_this._federate(reconnect)}};var _onWsUnexpectedResponse=function(req,res){var reason="unexpected response";var error;if(res.statusCode===401){reason="unauthorized";_this.emit(reason)}else{error="federation received unexpected response "+res.statusCode}_onWsShutdown(reason,error)};var _onWsError=function(error){_this.object.logger.isDebug()&&_this.object.logger.debug("federation transport error: "+error);_onWsShutdown("error",error)};var _onWsClose=function(message){_this.object.logger.isDebug()&&_this.object.logger.debug("federation transport closed: "+message);_onWsShutdown("unexpected closed","closed due to "+message)};var _onWsShutdown=function(reason,error){_this.object.logger.isDebug()&&_this.object.logger.debug("federation transport shutting down: "+reason+(error?"("+error+")":""));channel.removeListener("message",_onWsMessage);channel.removeListener("unexpected-response",_onWsUnexpectedResponse);channel.removeListener("error",_onWsError);channel.removeListener("close",_onWsClose);channel.removeListener("shutdown",_onWsShutdown);if(_this.channelStream){_this.channelStream.unpipe();_this.channelStream=null}if(_this.dnode){_this.dnode.emit("shutdown");_this.dnode=null}if(_this.channel){_this.channel.close();_this.channel=null}if(error){_this._reconnect(reason)}else{_this.emit("close")}};channel.once("message",_onWsMessage);channel.on("unexpected-response",_onWsUnexpectedResponse);channel.on("error",_onWsError);channel.on("close",_onWsClose);channel.on("shutdown",_onWsShutdown);this.channel=channel;var parsedTarget=url.parse(channel.url,true);delete parsedTarget.search;delete parsedTarget.query.secret;this.target=url.format(parsedTarget);this.object.logger.isDebug()&&this.object.logger.debug("starting federation to "+this.target);this._sendCreationMessage();return this};Federate.prototype._sendCreationMessage=function(){var msg=JSON.stringify(this._objectCreationMessage(this.object));this.object.logger.isDebug()&&this.object.logger.debug("sending federation creation message "+msg);this.channel.send(msg)};Federate.prototype._reconnect=function(reason){if(this.channel){this.emit("error","cannot reconnect - already connected");return}this.emit("reconnecting",reason);this._attachWs(true)};Federate.prototype.close=function(){if(this.channel){this.channel.emit("shutdown","requested shutdown")}};Federate.prototype._objectCreationMessage=function(object){var type=object.type;if(!type){if(object._p){type="persistify"}}var message={type:type,methods:this.options.methods};switch(type){case"queue":message.args=[object.name];break;case"channel":message.args=[object.name,object.local,object.remote];break;case"persistify":message.args=[object._p.name,{},object._p.attributes];break}return message};Federate.prototype._federate=function(reconnect){var _this=this;function callRemote(method,args){_this.remote[method].call(_this.remote,args)}var methods=_this.options.methods;methods.forEach(function(method){_this.object[method]=function(){if(_this.state[method]){if(_this.state[method].save){if(typeof _this.state[method].save==="function"){_this.state[method].save(arguments)}else{_this.state[method].args=arguments}}else{if(typeof _this.state[method].unsave==="function"){_this.state[method].unsave(arguments)}else{delete _this.state[_this.state[method].unsave].args}}}if(!_this.remote){_this.queue.push({method:method,args:arguments});return}callRemote(method,arguments)}});this.dnode=dnode();var _onDnodeRemote=function(remote){_this.remote=remote;if(reconnect){Object.keys(_this.state).forEach(function(m){if(_this.state[m].args){if(typeof _this.state[m].args==="function"){var args=_this.state[m].args();if(!Array.isArray(args)){args=[args]}args.forEach(function(a){callRemote(m,a)})}else{callRemote(m,_this.state[m].args)}}});_this.emit("reconnected",_this.object)}else{_this.emit("ready",_this.object)}_this.queue.forEach(function(e){callRemote(e.method,e.args)});_this.queue=[]};var _onDnodeError=function(err){_this.emit("error",err)};var _onDnodeFail=function(err){_this.emit("fail",err)};var _onDnodeShutdown=function(){_this.dnode.removeListener("remote",_onDnodeRemote);_this.dnode.removeListener("shutdown",_onDnodeShutdown);_this.dnode.removeListener("error",_onDnodeError);_this.dnode.removeListener("fail",_onDnodeFail);_this.dnode.end();_this.remote=null};this.dnode.on("remote",_onDnodeRemote);this.dnode.on("shutdown",_onDnodeShutdown);this.dnode.on("error",_onDnodeError);this.dnode.on("fail",_onDnodeFail);this.channelStream=WebSocketStream(this.channel);this.channelStream.pipe(this.dnode).pipe(this.channelStream)};module.exports=exports=Federate},{dnode:13,events:59,url:82,util:84,"websocket-stream":50}],7:[function(require,module,exports){function Logger(tag,logger){this._tag=tag;this._logger=logger;this._level=1;var _this=this;["log","trace","debug","info","warn","warning","error","fatal","exception"].forEach(function(f){_this[f]=function(){if(_this._logger&&LEVEL[f]<=_this._level){var message;for(var i=0;i<arguments.length;++i){if(typeof arguments[i]==="string"){arguments[i]="["+_this._tag+"] "+arguments[i];message=arguments[i];break}}var method=_this._logger[f]||_this._logger["log"];method.apply(_this._logger,arguments)}}})}var LEVEL=Logger.prototype.LEVEL={log:-1,exception:0,fatal:0,error:1,warning:2,warn:2,info:3,debug:4,trace:5};Logger.prototype.level=function(){if(arguments.length>0){var l=arguments[0];if(typeof l==="string"){l=LEVEL[l]||1}var level=this._level;this._level=l;return level}else{return this._level}};Logger.prototype.isDebug=function(){return this._level>=LEVEL.debug};Logger.prototype.withLog=function(logger){this._logger=logger};Logger.prototype.withTag=function(tag){var newLogger=new Logger(tag,this._logger);newLogger.level(this.level());return newLogger};exports=module.exports=Logger},{}],8:[function(require,module,exports){var util=require("util");exports=module.exports=function(bus,name,object,attributes){object._persistinit=function(bus,name,attrs){if(this._p){return}this._p={};this._p.bus=bus;this._p.name=name;this._p.id="bus:persisted:"+name;if(!this.id){this.id=this._p.id}this._p.logger=bus.logger.withTag(this.id);if(!this.logger){this.logger=this._p.logger}this._p.attributes=attrs;this._p.persistKey=this._p.id;this._p.persistDirty={};this._p.persistAttrs={};this._p.persistTtl=60;var _this=this;attrs.forEach(function(attr){Object.defineProperty(_this,attr,{enumerable:true,set:function(value){_this._p.persistDirty[attr]=value},get:function(){return _this._p.persistDirty.hasOwnProperty(attr)?_this._p.persistDirty[attr]:_this._p.persistAttrs[attr]}})})};object._pconnection=function(key,cb){var _this=this;if(this._p.connection){cb&&cb(this._p.connection);return}this._p.connection=this._p.bus._connection(key,function(connection){_this._p.connection=connection;cb&&cb(connection)})};object.persistId=function(){return this._p.id};object.persist=function(ttl){if(this._p.persistTimer){return}this._p.persistTtl=ttl;var _this=this;this._p.persistTimer=setInterval(function(){_this.ptouch()},ttl/3*1e3)};object.unpersist=function(){if(this._p.persistTimer){clearInterval(this._p.persistTimer);this._p.persistTimer=null}if(this._p.connection){this._p.connection=null}this._p.persistDirty={};this._p.persistAttrs={}};object.ptouch=function(){var _this=this;this._pconnection(_this._p.persistKey,function(con){con.expire(_this._p.persistKey,_this._p.persistTtl,function(err,resp){if(err){_this._p.logger.isDebug()&&_this._p.logger.debug("error touching object "+_this._p.persistKey+": "+err)}})})};object.load=function(cb){var _this=this;this.pread(this._p.persistKey,function(err,resp,key){if(err){err=err||"";_this._p.logger.isDebug()&&_this._p.logger.debug("error loading object "+_this._p.persistKey+": "+err);cb&&cb(err);return}if(resp){Object.keys(resp).forEach(function(key){if(resp.hasOwnProperty(key)){_this._p.persistAttrs[key]=JSON.parse(resp[key])}})}cb&&cb(null,resp!==null,key)})};object.pread=function(key,cb){this._pconnection(key,function(con){con.hgetall(key,function(err,resp){cb&&cb(err,resp,key)})})};object.save=function(cb){var dirtyKeys=Object.keys(this._p.persistDirty);if(dirtyKeys.length===0){cb&&cb();return}var _this=this;var dirtyValues=util._extend({},this._p.persistDirty);this.pwrite(this._p.persistKey,dirtyValues,function(err,resp,key){if(err||resp!=="OK"){err=err||"hmset from redis returned "+resp;_this._p.logger.isDebug()&&_this._p.logger.debug("error saving object info "+_this._p.persistKey+" with info "+_this.stringify()+". error: "+err);cb&&cb(err);return}dirtyKeys.forEach(function(key){_this._p.persistAttrs[key]=dirtyValues[key];delete _this._p.persistDirty[key]});cb&&cb(null,key)})};object.pwrite=function(key,dirty,cb){var _this=this;var fieldsvalues=[key];var dirtyKeys=Object.keys(dirty);dirtyKeys.forEach(function(key){fieldsvalues.push(key);fieldsvalues.push(JSON.stringify(dirty[key]))});this._pconnection(key,function(con){con.hmset(fieldsvalues,function(err,resp){_this.ptouch();cb&&cb(err,resp,key)})})};object.stringify=function(){return JSON.stringify(this._p.persistAttrs)};object.federatedMethods=["pread","pwrite","ptouch"];object._persistinit(bus,name,attributes);return object}},{util:84}],9:[function(require,module,exports){var events=require("events");var util=require("util");function Pubsub(bus,name){events.EventEmitter.call(this);this.bus=bus;this.type="pubsub";this.id="bus:pubsub:"+name;this.logger=bus.logger.withTag(this.id);this.name=name}util.inherits(Pubsub,events.EventEmitter);Pubsub.prototype._connect=function(){if(this.connection){return this.connection}this.connection=this.bus._connectionOne();if(!this.connection){this.emit("error","no connection available");return null}var _this=this;this.connection.on("ready",function(){if(_this.isSubscribed()){_this.subscribe()}});return this.connection};Pubsub.prototype.subscribe=function(){var _this=this;var connection=this._connect();if(!connection){return}this.subscribed=true;this.bus._subscribe(connection,this.id,function(type,channel,message){switch(type){case"subscribe":_this.emit("subscribed");break;case"unsubscribe":_this.emit("unsubscribed");break;case"message":if(channel!==_this.id){_this.emit("error","received message from unsubscribed channel "+channel);return}_this.emit("message",message);break}})};Pubsub.prototype.attach=Pubsub.prototype.subscribe;Pubsub.prototype.unsubscribe=function(){var _this=this;if(!this.connection){return}this.subscribed=false;_this.bus._unsubscribe(this.connection,_this.id)};Pubsub.prototype.detach=Pubsub.prototype.unsubscribe;Pubsub.prototype.isSubscribed=function(){return this.subscribed};Pubsub.prototype.publish=function(message,cb){var _this=this;var connection=this._connect();if(!connection){return}if(typeof message==="object"){message=JSON.stringify(message)}connection.publish(_this.id,message,function(err,resp){if(err){if(cb){cb(err)}else{_this.emit("error","error publishing message: "+err)}return}cb&&cb(null,resp)})};Pubsub.prototype._federationState=function(){return[{save:"subscribe",unsave:"unsubscribe"}]};exports=module.exports=Pubsub},{events:59,util:84}],10:[function(require,module,exports){var events=require("events");var util=require("util");function Queue(bus,name){events.EventEmitter.call(this);this.setMaxListeners(0);this.bus=bus;this.type="queue";this.id="bus:queue:"+name;this.logger=bus.logger.withTag(this.id);this.name=name;this.attached=false;this.metadataKey=this.id+":metadata";this.messagesKey=this.id+":messages";this.messageIdKey=this.id+":msgid";this.messagesToAckKey=this.id+":toack";this.messageAvailableChannel=this.id+":available";this.qKeys=[this.metadataKey,this.messagesKey,this.messageIdKey,this.messagesToAckKey];this.toucher=null;this._pushed=0;this._consumed=0}util.inherits(Queue,events.EventEmitter);Queue.prototype._connect=function(cb){if(this.connection){cb&&cb();return}var _this=this;this.bus._connection(this.metadataKey,function(connection){if(!connection){_this.emit("error","no connection available");return}_this.connection=connection;_this._onConnectionDrain=function(){_this.emit("drain")};_this._onConnectionReady=function(){if(_this.isConsuming()){_this._consumeMessages()}};_this.connection.on("ready",_this._onConnectionReady);_this.connection.on("drain",_this._onConnectionDrain);cb&&cb()})};Queue.prototype._disconnect=function(){this.connection.removeListener("ready",this._onConnectionReady);delete this._onConnectionReady;this.connection.removeListener("drain",this._onConnectionDrain);delete this._onConnectionDrain};Queue.prototype._emitAttached=function(exists){if(this.isAttached()){return}var _this=this;this.ttl(function(err,ttl){if(err){_this.emit("error",err);return}if(!ttl){_this.emit("error","queue not found");return}_this.attached=true;_this._ttl=ttl;var touchInterval=ttl/3;_this._touch();_this.toucher=setInterval(function(){_this._touch()},touchInterval*1e3);_this.emit("_attached");_this.emit("attached",exists)})};Queue.prototype._touch=function(conn){if(!this._ttl||this._ttl<=0){return}conn=conn||this.connection;var _this=this;this.qKeys.forEach(function(key){conn.expire(key,_this._ttl,function(err,resp){if(err){_this.emit("error","error setting key "+key+" expiration to "+_this._ttl+": "+err)}})})};Queue.prototype._emitDetached=function(){if(!this.isAttached()){return}clearInterval(this.toucher);this.toucher=null;this.attached=false;this._ttl=null;this.emit("detached")};Queue.prototype.isAttached=function(cb){cb&&cb(this.attached);return this.attached};Queue.prototype.attach=function(options){if(this.isAttached()){this.emit("error","cannot attach to queue: already attached");return}var _this=this;function _attach(){_this.emit("attaching");options=options||{};options.ttl=options.ttl||30;_this.exists(function(err,exists){if(err){_this.emit("error",err);return}if(!exists){_this.metadata("ttl",options.ttl,function(err){if(err){_this.emit("error",err);return}_this._emitAttached(exists)});return}_this._emitAttached(exists)})}this._connect(_attach)};Queue.prototype.detach=function(){if(!this.isAttached()){return}this.emit("detaching");this.stop();this._disconnect();this._emitDetached()};Queue.prototype.ttl=function(cb){this.metadata("ttl",function(err,ttl){if(err){cb&&cb(err);return}if(ttl!==null){ttl=parseInt(ttl)}cb&&cb(null,ttl)})};Queue.prototype.metadata=function(name,value,cb){if(typeof value==="function"){cb=value;value=null}if(value){this.connection.hset(this.metadataKey,name,value,function(err,resp){if(err){cb&&cb("error creating queue metadata: "+err);return}cb&&cb()})}else{this.connection.hget(this.metadataKey,name,function(err,resp){if(err){cb&&cb("error reading metadata "+name+": "+err);return}cb&&cb(null,resp)})}};Queue.prototype.close=function(){if(!this.isAttached()){var err="not attached";

this.emit("error","error closing queue: "+err);return}var _this=this;this.detach();var closes=0;this.qKeys.forEach(function(key){++closes;_this._deleteKey(key,function(){if(--closes===0){_this.emit("closed")}})})};Queue.prototype._deleteKey=function(key,cb){this.connection.del(key,function(err,resp){if(err){cb&&cb("error deleting key: "+err)}cb&&cb(null,resp)})};Queue.prototype.exists=function(cb){var _this=this;function _exists(){_this.connection.exists(_this.metadataKey,function(err,exists){if(err){cb&&cb("error checking if queue exists: "+err);return}cb&&cb(null,exists===1)})}this._connect(_exists)};Queue.prototype.count=function(cb){this.connection.llen(this.messagesKey,function(err,count){if(err){cb&&cb("error getting number of messages in queue: "+err);return}cb&&cb(null,count/2)})};Queue.prototype.flush=function(cb){this._deleteKey(this.messagesKey,cb)};Queue.prototype.push=function(message,cb){var _this=this;if(!this.isAttached()){this.once("_attached",function(){_this.push(message,cb)});return false}if(typeof message==="object"){message=JSON.stringify(message)}var messageId;var pushed=++_this._pushed;var multi=this.connection.multi();this._touch(multi);multi.evalsha(this.bus._script("push"),2,this.messagesKey,this.messageIdKey,message,function(err,resp){if(err){if(cb){cb(err);cb=null}else{_this.emit("error","error pushing to queue (push): "+err)}return}messageId=resp});multi.publish(this.messageAvailableChannel,pushed,function(err,resp){if(err){if(cb){cb(err);cb=null}else{_this.emit("error","error pushing to queue (publish): "+err)}return}cb&&cb(null,messageId)});return multi.exec(function(err){if(err){if(cb){cb(err);cb=null}else{_this.emit("error","error pushing to queue (exec): "+err)}}})};Queue.prototype.pushed=function(cb){cb&&cb(null,this._pushed);return this._pushed};Queue.prototype.consumed=function(cb){cb&&cb(null,this._consumed);return this._consumed};Queue.prototype._consuming=function(state){this.consuming=state;this.emit("consuming",state)};Queue.prototype.stop=function(){if(!this.isConsuming()){return}this.bus._unsubscribe(this.connection,this.messageAvailableChannel);this._consuming(false)};Queue.prototype.isConsuming=function(cb){cb&&cb(null,this.consuming);return this.consuming};Queue.prototype._consumeMessages=function(){var _this=this;function _take(){if(!_this.isConsuming()){return}_this._popping=true;if(_this._consumeOptions.max===0){delete _this._consumeOptions.max;_this._popping=false;_this.stop();return}if(_this._consumeOptions.remove){if(_this._consumeOptions.reliable){_this.connection.evalsha(_this.bus._script("pop"),2,_this.messagesKey,_this.messagesToAckKey,function(err,resp){_afterTake(err,resp)})}else{_this.connection.evalsha(_this.bus._script("pop"),1,_this.messagesKey,function(err,resp){_afterTake(err,resp)})}}else{_this.connection.evalsha(_this.bus._script("index"),1,_this.messagesKey,_this._consumeOptions.index++,function(err,resp){if(err||!resp){--_this._consumeOptions.index}_afterTake(err,resp)})}function _afterTake(err,resp){if(err){_this.emit("error","error consuming message: "+err);_this._popping=false;return}if(resp){var id=resp[0];var message=resp[1];++_this._consumed;_this._consumeOptions.max&&--_this._consumeOptions.max;_this.isConsuming()&&_this.emit("message",message,id);_take()}else if(_this._messageAvailable){_this._messageAvailable=false;_take()}else{_this._popping=false}}}_take()};Queue.prototype._handleQueueEvent=function(channel,message){if(channel===this.messageAvailableChannel){if(this._popping){this._messageAvailable=true}else{this._messageAvailable=false;this._consumeMessages()}}};Queue.prototype.consume=function(options){if(this.isConsuming()){return}var _this=this;if(!this.isAttached()){if(!this.consumePending){this.consumePending=true;this.once("_attached",function(){_this.consumePending=false;_this.consume(options)})}return}this._consumeOptions=util._extend({remove:true,index:0,reliable:false,last:0},options);if(this._consumeOptions.max<0){delete this._consumeOptions.max}this._consuming(true);if(this._consumeOptions.reliable){_this.connection.evalsha(_this.bus._script("ack"),2,_this.messagesToAckKey,_this.messagesKey,this._consumeOptions.last,"true",function(err,resp){if(err){_this.emit("error","error acking and restoring messages: "+err)}})}function _event(type,channel,message){switch(type){case"subscribe":_this._consumeMessages();break;case"unsubscribe":break;case"message":_this._handleQueueEvent(channel,message);break}}this.bus._subscribe(this.connection,this.messageAvailableChannel,_event)};Queue.prototype.ack=function(id,cb){if(this._consumeOptions.reliable){var _this=this;this._consumeOptions.last=id;_this.connection.evalsha(_this.bus._script("ack"),1,_this.messagesToAckKey,this._consumeOptions.last,function(err,resp){if(err){if(cb){cb(err)}else{_this.emit("error","error acking message id "+id+": "+err)}}})}};Queue.prototype._federationState=function(){return[{save:"attach",unsave:"detach"},{save:"consume",unsave:"stop"}]};exports=module.exports=Queue},{events:59,util:84}],11:[function(require,module,exports){(function(process,Buffer){var EventEmitter=require("events").EventEmitter;var util=require("util");var crypto=require("crypto");var WebSocket=require("ws");function WSMuxChannel(id,mux){EventEmitter.call(this);this.id=id;this.mux=mux;this.closed=false;this.url=this.mux.url;this.__defineGetter__("readyState",function(){return this.mux._readyState()})}util.inherits(WSMuxChannel,EventEmitter);WSMuxChannel.prototype.addEventListener=function(event,cb){var _this=this;this.on(event,function(){if(event==="message"){if(_this.closed){return}arguments[0]={data:arguments[0]}}cb.apply(null,arguments)})};WSMuxChannel.prototype.send=function(message,cb){if(this.closed){this.emit("error","cannot send on closed channel");return}this.mux._sendMessage(this.id,message,cb)};WSMuxChannel.prototype.close=function(){this.mux._closeChannel(this.id,true,"channel close requested");this.closed=true};function WSMux(urlOrWs,options){EventEmitter.call(this);this.options=util._extend({mask:true},options);this.closed=false;this.channels={};this.pending=[];this._openWebsocket(urlOrWs)}util.inherits(WSMux,EventEmitter);WSMux.prototype._openWebsocket=function(urlOrWs){var url,ws,reopen;if(typeof urlOrWs==="string"){reopen=true;url=urlOrWs;ws=new WebSocket(url+"?secret="+this.options.secret)}else{reopen=false;ws=urlOrWs;url=ws.url}this.url=url;var _this=this;var heartbeatTimer;function clearHeartbeat(){if(heartbeatTimer){clearInterval(heartbeatTimer);heartbeatTimer=null}}function onOpen(){heartbeatTimer=setInterval(function(){ws.ping("hb",{},true)},10*1e3);_this.pending.forEach(function(msg){_this._wsSend(msg,null)});_this.pending=[];_this.emit("open")}function onClose(code){_this.emit("close",code);replace()}function onError(error){_this.emit("error",error);replace(_this.options.replaceDelay)}function onUnexpectedResponse(req,res){if(res.statusCode===401){_this.emit("fatal","unauthorized");shutdown()}else{_this.emit("error","websocket received unexpected response: "+res.statusCode);replace(_this.options.replaceDelay)}}function onMessage(message){_this._onMessage(message)}function shutdown(){_this._closeAllChannels(false,"websocket closed");clearHeartbeat();if(ws){ws.removeListener("open",onOpen);ws.removeListener("close",onClose);ws.removeListener("error",onError);ws.removeListener("unexpected-response",onUnexpectedResponse);ws.removeListener("message",onMessage);ws.removeListener("replace",replace);ws.removeListener("shutdown",shutdown);ws.close();ws=null;_this.ws=null}}function replace(delay){shutdown();if(_this.closed||!reopen){return}_this.emit("reopen");setTimeout(function(){_this._openWebsocket(url)},delay||0)}ws.on("open",onOpen);ws.on("close",onClose);ws.on("error",onError);ws.on("unexpected-response",onUnexpectedResponse);ws.on("message",onMessage);ws.on("replace",replace);ws.on("shutdown",shutdown);this.ws=ws};WSMux.prototype._readyState=function(){return this.ws.readyState};WSMux.prototype.channel=function(id){return this._createChannel(id)};WSMux.prototype._createChannel=function(id){id=id||crypto.randomBytes(8).toString("hex");var channel=new WSMuxChannel(id,this);this.channels[id]=channel;return channel};WSMux.prototype._sendMessage=function(id,message,cb){this._wsSend({id:id,msg:message},cb)};WSMux.prototype._closeChannel=function(id,send,message){if(send){this._wsSend({id:id,close:true},null)}var _this=this;process.nextTick(function(){if(_this.channels[id]){var channel=_this.channels[id];delete _this.channels[id];channel.emit("close",message)}})};WSMux.prototype._closeAllChannels=function(send,message){var _this=this;Object.keys(this.channels).forEach(function(id){_this._closeChannel(id,send,message)})};WSMux.prototype._wsSend=function(msg,cb){if(!this.channels[msg.id]){return}if(this.ws&&this.ws.readyState===1){var data;var msgId=new Buffer(msg.id,"ascii");if(msg.msg){data=Buffer.concat([msgId,new Buffer("1","ascii"),new Buffer(msg.msg,"binary")])}else if(msg.close){data=Buffer.concat([msgId,new Buffer("2","ascii")])}this.ws.send(data,{binary:true,mask:this.options.mask},cb)}else{this.pending.push(msg)}};WSMux.prototype._onMessage=function(message){var packet={id:message.slice(0,16).toString(),type:message.slice(16,17).toString()};if(packet.type==="1"){packet.msg=message.slice(17)}else if(packet.type==="2"){packet.close=true}var channel=this.channels[packet.id];if(packet.close){if(channel){this._closeChannel(packet.id,false,"remote end closed the channel")}return}if(!channel){channel=this._createChannel(packet.id);this.emit("channel",channel)}var msg=packet.msg;channel.emit("message",msg)};WSMux.prototype.close=function(){this.closed=true;this._closeAllChannels(true,"multiplexer closed");var _this=this;process.nextTick(function(){_this.emit("shutdown")})};exports=module.exports=WSMux}).call(this,require("_process"),require("buffer").Buffer)},{_process:62,buffer:55,crypto:1,events:59,util:84,ws:3}],12:[function(require,module,exports){(function(process){var events=require("events");var util=require("util");var logger=require("./logger");var WSMux=require("./wsmux");function WSPool(bus,options){events.EventEmitter.call(this);this.setMaxListeners(0);this.bus=bus;this.logger=bus.logger.withTag(bus.id+":wspool");options=options||{};this.options=options;this.options.secret=options.secret||"notsosecret";if(!options.poolSize||options.poolSize<=0){options.poolSize=10}this.options.poolSize=options.poolSize;this.options.replaceDelay=this.options.replaceDelay||5e3;this.logger.isDebug()&&this.logger.debug("websocket pool size set to "+this.options.poolSize);this.pool={};this.closed=false;var _this=this;this.options.urls=this.options.urls||[];this.logger.isDebug()&&this.logger.debug("setting up "+this.options.poolSize+" websockets per pool for urls: "+JSON.stringify(this.options.urls));this.options.urls.forEach(function(url){_this.pool[url]=[];for(var i=0;i<_this.options.poolSize;++i){_this._add(url)}})}util.inherits(WSPool,events.EventEmitter);WSPool.prototype._add=function(url){if(this.closed){return}if(!this.pool[url]){this.logger.isDebug()&&this.logger.debug("cannot add websocket to "+url+": url is not recognized");return}var _this=this;this.logger.isDebug()&&this.logger.debug("opening websocket to "+url);var wsmux=new WSMux(url,this.options);this.pool[url].push(wsmux);function onOpen(){_this.logger.isDebug()&&_this.logger.debug("websocket to "+url+" added to pool")}function onClose(){_this.logger.isDebug()&&_this.logger.debug("websocket to "+url+" closed")}function onError(error){_this.logger.isDebug()&&_this.logger.debug("websocket to "+url+" error: "+JSON.stringify(error))}function onReopen(){_this.logger.isDebug()&&_this.logger.debug("websocket to "+url+" is reopened")}function onFatal(error){_this.logger.isDebug()&&_this.logger.debug("websocket to "+url+" fatal error (placing url in error state): "+JSON.stringify(error));_this.pool[url]=error}function onShutdown(){wsmux.removeListener("open",onOpen);wsmux.removeListener("close",onClose);wsmux.removeListener("error",onError);wsmux.removeListener("fatal",onFatal);wsmux.removeListener("reopen",onReopen);wsmux.removeListener("shutdown",onShutdown);wsmux.close()}wsmux.on("open",onOpen);wsmux.on("close",onClose);wsmux.on("error",onError);wsmux.on("fatal",onFatal);wsmux.on("reopen",onReopen);wsmux.on("shutdown",onShutdown)};WSPool.prototype.get=function(url,cb){if(!this.pool[url]){process.nextTick(function(){cb&&cb("url "+url+" is not recognized")});return}var _this=this;if(typeof this.pool[url]==="string"){process.nextTick(function(){cb&&cb(_this.pool[url])});return}var wsmux=_this.pool[url].shift();var channel=wsmux.channel();_this.pool[url].push(wsmux);cb&&cb(null,channel)};WSPool.prototype.close=function(){this.closed=true;var _this=this;Object.keys(this.pool).forEach(function(url){if(typeof _this.pool[url]!=="string"){_this.pool[url].forEach(function(wsmux){wsmux.emit("shutdown")})}});this.pool={}};exports=module.exports=WSPool}).call(this,require("_process"))},{"./logger":7,"./wsmux":11,_process:62,events:59,util:84}],13:[function(require,module,exports){var dnode=require("./lib/dnode");module.exports=function(cons,opts){return new dnode(cons,opts)}},{"./lib/dnode":14}],14:[function(require,module,exports){(function(process){var protocol=require("dnode-protocol");var Stream=require("stream");var json=typeof JSON==="object"?JSON:require("jsonify");module.exports=dnode;dnode.prototype={};(function(){for(var key in Stream.prototype){dnode.prototype[key]=Stream.prototype[key]}})();function dnode(cons,opts){Stream.call(this);var self=this;self.opts=opts||{};self.cons=typeof cons==="function"?cons:function(){return cons||{}};self.readable=true;self.writable=true;process.nextTick(function(){if(self._ended)return;self.proto=self._createProto();self.proto.start();if(!self._handleQueue)return;for(var i=0;i<self._handleQueue.length;i++){self.handle(self._handleQueue[i])}})}dnode.prototype._createProto=function(){var self=this;var proto=protocol(function(remote){if(self._ended)return;var ref=self.cons.call(this,remote,self);if(typeof ref!=="object")ref=this;self.emit("local",ref,self);return ref},self.opts.proto);proto.on("remote",function(remote){self.emit("remote",remote,self);self.emit("ready")});proto.on("request",function(req){if(!self.readable)return;if(self.opts.emit==="object"){self.emit("data",req)}else self.emit("data",json.stringify(req)+"\n")});proto.on("fail",function(err){self.emit("fail",err)});proto.on("error",function(err){self.emit("error",err)});return proto};dnode.prototype.write=function(buf){if(this._ended)return;var self=this;var row;if(buf&&typeof buf==="object"&&buf.constructor&&buf.constructor.name==="Buffer"&&buf.length&&typeof buf.slice==="function"){if(!self._bufs)self._bufs=[];for(var i=0,j=0;i<buf.length;i++){if(buf[i]===10){self._bufs.push(buf.slice(j,i));var line="";for(var k=0;k<self._bufs.length;k++){line+=String(self._bufs[k])}try{row=json.parse(line)}catch(err){return self.end()}j=i+1;self.handle(row);self._bufs=[]}}if(j<buf.length)self._bufs.push(buf.slice(j,buf.length))}else if(buf&&typeof buf==="object"){self.handle(buf)}else{if(typeof buf!=="string")buf=String(buf);if(!self._line)self._line="";for(var i=0;i<buf.length;i++){if(buf.charCodeAt(i)===10){try{row=json.parse(self._line)}catch(err){return self.end()}self._line="";self.handle(row)}else self._line+=buf.charAt(i)}}};dnode.prototype.handle=function(row){if(!this.proto){if(!this._handleQueue)this._handleQueue=[];this._handleQueue.push(row)}else this.proto.handle(row)};dnode.prototype.end=function(){if(this._ended)return;this._ended=true;this.writable=false;this.readable=false;this.emit("end")};dnode.prototype.destroy=function(){this.end()}}).call(this,require("_process"))},{_process:62,"dnode-protocol":15,jsonify:21,stream:80}],15:[function(require,module,exports){var EventEmitter=require("events").EventEmitter;var scrubber=require("./lib/scrub");var objectKeys=require("./lib/keys");var forEach=require("./lib/foreach");var isEnumerable=require("./lib/is_enum");module.exports=function(cons,opts){return new Proto(cons,opts)};(function(){for(var key in EventEmitter.prototype){Proto.prototype[key]=EventEmitter.prototype[key]}})();function Proto(cons,opts){var self=this;EventEmitter.call(self);if(!opts)opts={};self.remote={};self.callbacks={local:[],remote:[]};self.wrap=opts.wrap;self.unwrap=opts.unwrap;self.scrubber=scrubber(self.callbacks.local);if(typeof cons==="function"){self.instance=new cons(self.remote,self)}else self.instance=cons||{}}Proto.prototype.start=function(){this.request("methods",[this.instance])};Proto.prototype.cull=function(id){delete this.callbacks.remote[id];this.emit("request",{method:"cull",arguments:[id]})};Proto.prototype.request=function(method,args){var scrub=this.scrubber.scrub(args);this.emit("request",{method:method,arguments:scrub.arguments,callbacks:scrub.callbacks,links:scrub.links})};Proto.prototype.handle=function(req){var self=this;var args=self.scrubber.unscrub(req,function(id){if(self.callbacks.remote[id]===undefined){var cb=function(){self.request(id,[].slice.apply(arguments))};self.callbacks.remote[id]=self.wrap?self.wrap(cb,id):cb;return cb}return self.unwrap?self.unwrap(self.callbacks.remote[id],id):self.callbacks.remote[id]});if(req.method==="methods"){self.handleMethods(args[0])}else if(req.method==="cull"){forEach(args,function(id){delete self.callbacks.local[id]})}else if(typeof req.method==="string"){if(isEnumerable(self.instance,req.method)){self.apply(self.instance[req.method],args)}else{self.emit("fail",new Error("request for non-enumerable method: "+req.method))}}else if(typeof req.method=="number"){var fn=self.callbacks.local[req.method];if(!fn){self.emit("fail",new Error("no such method"))}else self.apply(fn,args)}};Proto.prototype.handleMethods=function(methods){var self=this;if(typeof methods!="object"){methods={}}forEach(objectKeys(self.remote),function(key){delete self.remote[key]});forEach(objectKeys(methods),function(key){self.remote[key]=methods[key]});self.emit("remote",self.remote);self.emit("ready")};Proto.prototype.apply=function(f,args){try{f.apply(undefined,args)}catch(err){this.emit("error",err)}}},{"./lib/foreach":16,"./lib/is_enum":17,"./lib/keys":18,"./lib/scrub":19,events:59}],16:[function(require,module,exports){module.exports=function forEach(xs,f){if(xs.forEach)return xs.forEach(f);for(var i=0;i<xs.length;i++){f.call(xs,xs[i],i)}}},{}],17:[function(require,module,exports){var objectKeys=require("./keys");module.exports=function(obj,key){if(Object.prototype.propertyIsEnumerable){return Object.prototype.propertyIsEnumerable.call(obj,key)}var keys=objectKeys(obj);for(var i=0;i<keys.length;i++){if(key===keys[i])return true}return false}},{"./keys":18}],18:[function(require,module,exports){module.exports=Object.keys||function(obj){var keys=[];for(var key in obj)keys.push(key);return keys}},{}],19:[function(require,module,exports){var traverse=require("traverse");var objectKeys=require("./keys");var forEach=require("./foreach");function indexOf(xs,x){if(xs.indexOf)return xs.indexOf(x);for(var i=0;i<xs.length;i++)if(xs[i]===x)return i;return-1}module.exports=function(callbacks){return new Scrubber(callbacks)};function Scrubber(callbacks){this.callbacks=callbacks}Scrubber.prototype.scrub=function(obj){var self=this;var paths={};var links=[];var args=traverse(obj).map(function(node){if(typeof node==="function"){var i=indexOf(self.callbacks,node);if(i>=0&&!(i in paths)){paths[i]=this.path}else{var id=self.callbacks.length;self.callbacks.push(node);paths[id]=this.path}this.update("[Function]")}else if(this.circular){links.push({from:this.circular.path,to:this.path});this.update("[Circular]")}});return{arguments:args,callbacks:paths,links:links}};Scrubber.prototype.unscrub=function(msg,f){var args=msg.arguments||[];forEach(objectKeys(msg.callbacks||{}),function(sid){var id=parseInt(sid,10);var path=msg.callbacks[id];traverse.set(args,path,f(id))});forEach(msg.links||[],function(link){var value=traverse.get(args,link.from);traverse.set(args,link.to,value)});return args}},{"./foreach":16,"./keys":18,traverse:20}],20:[function(require,module,exports){var traverse=module.exports=function(obj){return new Traverse(obj)};function Traverse(obj){this.value=obj}Traverse.prototype.get=function(ps){var node=this.value;for(var i=0;i<ps.length;i++){var key=ps[i];if(!node||!hasOwnProperty.call(node,key)){node=undefined;break}node=node[key]}return node};Traverse.prototype.has=function(ps){var node=this.value;for(var i=0;i<ps.length;i++){var key=ps[i];if(!node||!hasOwnProperty.call(node,key)){return false}node=node[key]}return true};Traverse.prototype.set=function(ps,value){var node=this.value;for(var i=0;i<ps.length-1;i++){var key=ps[i];if(!hasOwnProperty.call(node,key))node[key]={};node=node[key]}node[ps[i]]=value;return value};Traverse.prototype.map=function(cb){return walk(this.value,cb,true)};Traverse.prototype.forEach=function(cb){this.value=walk(this.value,cb,false);return this.value};Traverse.prototype.reduce=function(cb,init){var skip=arguments.length===1;var acc=skip?this.value:init;this.forEach(function(x){if(!this.isRoot||!skip){acc=cb.call(this,acc,x)}});return acc};Traverse.prototype.paths=function(){var acc=[];this.forEach(function(x){acc.push(this.path)});return acc};Traverse.prototype.nodes=function(){var acc=[];this.forEach(function(x){acc.push(this.node)});return acc};Traverse.prototype.clone=function(){var parents=[],nodes=[];return function clone(src){for(var i=0;i<parents.length;i++){if(parents[i]===src){return nodes[i]}}if(typeof src==="object"&&src!==null){var dst=copy(src);parents.push(src);nodes.push(dst);forEach(objectKeys(src),function(key){dst[key]=clone(src[key])});parents.pop();nodes.pop();return dst}else{return src}}(this.value)};function walk(root,cb,immutable){var path=[];var parents=[];var alive=true;return function walker(node_){var node=immutable?copy(node_):node_;var modifiers={};var keepGoing=true;var state={node:node,node_:node_,path:[].concat(path),parent:parents[parents.length-1],parents:parents,key:path.slice(-1)[0],isRoot:path.length===0,level:path.length,circular:null,update:function(x,stopHere){if(!state.isRoot){state.parent.node[state.key]=x}state.node=x;if(stopHere)keepGoing=false},"delete":function(stopHere){delete state.parent.node[state.key];if(stopHere)keepGoing=false},remove:function(stopHere){if(isArray(state.parent.node)){state.parent.node.splice(state.key,1)}else{delete state.parent.node[state.key]}if(stopHere)keepGoing=false},keys:null,before:function(f){modifiers.before=f},after:function(f){modifiers.after=f},pre:function(f){modifiers.pre=f},post:function(f){modifiers.post=f},stop:function(){alive=false},block:function(){keepGoing=false}};if(!alive)return state;function updateState(){if(typeof state.node==="object"&&state.node!==null){if(!state.keys||state.node_!==state.node){state.keys=objectKeys(state.node)}state.isLeaf=state.keys.length==0;for(var i=0;i<parents.length;i++){if(parents[i].node_===node_){state.circular=parents[i];break}}}else{state.isLeaf=true;state.keys=null}state.notLeaf=!state.isLeaf;state.notRoot=!state.isRoot}updateState();var ret=cb.call(state,state.node);if(ret!==undefined&&state.update)state.update(ret);if(modifiers.before)modifiers.before.call(state,state.node);if(!keepGoing)return state;if(typeof state.node=="object"&&state.node!==null&&!state.circular){parents.push(state);updateState();forEach(state.keys,function(key,i){path.push(key);if(modifiers.pre)modifiers.pre.call(state,state.node[key],key);var child=walker(state.node[key]);if(immutable&&hasOwnProperty.call(state.node,key)){state.node[key]=child.node}child.isLast=i==state.keys.length-1;child.isFirst=i==0;if(modifiers.post)modifiers.post.call(state,child);path.pop()});parents.pop()}if(modifiers.after)modifiers.after.call(state,state.node);return state}(root).node}function copy(src){if(typeof src==="object"&&src!==null){var dst;if(isArray(src)){dst=[]}else if(isDate(src)){dst=new Date(src.getTime?src.getTime():src)}else if(isRegExp(src)){dst=new RegExp(src)}else if(isError(src)){dst={message:src.message}}else if(isBoolean(src)){dst=new Boolean(src)}else if(isNumber(src)){dst=new Number(src)}else if(isString(src)){dst=new String(src)}else if(Object.create&&Object.getPrototypeOf){dst=Object.create(Object.getPrototypeOf(src))}else if(src.constructor===Object){dst={}}else{var proto=src.constructor&&src.constructor.prototype||src.__proto__||{};var T=function(){};T.prototype=proto;dst=new T}forEach(objectKeys(src),function(key){dst[key]=src[key]});return dst}else return src}var objectKeys=Object.keys||function keys(obj){var res=[];for(var key in obj)res.push(key);return res};function toS(obj){return Object.prototype.toString.call(obj)}function isDate(obj){return toS(obj)==="[object Date]"}function isRegExp(obj){return toS(obj)==="[object RegExp]"}function isError(obj){return toS(obj)==="[object Error]"}function isBoolean(obj){return toS(obj)==="[object Boolean]"}function isNumber(obj){return toS(obj)==="[object Number]"}function isString(obj){return toS(obj)==="[object String]"}var isArray=Array.isArray||function isArray(xs){return Object.prototype.toString.call(xs)==="[object Array]"};var forEach=function(xs,fn){if(xs.forEach)return xs.forEach(fn);else for(var i=0;i<xs.length;i++){fn(xs[i],i,xs)}};forEach(objectKeys(Traverse.prototype),function(key){traverse[key]=function(obj){var args=[].slice.call(arguments,1);var t=new Traverse(obj);return t[key].apply(t,args)}});var hasOwnProperty=Object.hasOwnProperty||function(obj,key){return key in obj}},{}],21:[function(require,module,exports){exports.parse=require("./lib/parse");exports.stringify=require("./lib/stringify")},{"./lib/parse":22,"./lib/stringify":23}],22:[function(require,module,exports){var at,ch,escapee={'"':'"',"\\":"\\","/":"/",b:"\b",f:"\f",n:"\n",r:"\r",t:"	"},text,error=function(m){throw{name:"SyntaxError",message:m,at:at,text:text}},next=function(c){if(c&&c!==ch){error("Expected '"+c+"' instead of '"+ch+"'")}ch=text.charAt(at);at+=1;return ch},number=function(){var number,string="";if(ch==="-"){string="-";next("-")}while(ch>="0"&&ch<="9"){string+=ch;next()}if(ch==="."){string+=".";while(next()&&ch>="0"&&ch<="9"){string+=ch}}if(ch==="e"||ch==="E"){string+=ch;next();if(ch==="-"||ch==="+"){string+=ch;next()}while(ch>="0"&&ch<="9"){string+=ch;next()}}number=+string;if(!isFinite(number)){error("Bad number")}else{return number}},string=function(){var hex,i,string="",uffff;if(ch==='"'){while(next()){if(ch==='"'){next();return string}else if(ch==="\\"){next();if(ch==="u"){uffff=0;for(i=0;i<4;i+=1){hex=parseInt(next(),16);if(!isFinite(hex)){break}uffff=uffff*16+hex}string+=String.fromCharCode(uffff)}else if(typeof escapee[ch]==="string"){string+=escapee[ch]}else{break}}else{string+=ch}}}error("Bad string")},white=function(){while(ch&&ch<=" "){next()}},word=function(){switch(ch){case"t":next("t");next("r");next("u");next("e");return true;case"f":next("f");next("a");next("l");next("s");next("e");return false;case"n":next("n");next("u");next("l");next("l");return null}error("Unexpected '"+ch+"'")},value,array=function(){var array=[];if(ch==="["){next("[");white();if(ch==="]"){next("]");return array}while(ch){array.push(value());white();if(ch==="]"){next("]");return array}next(",");white()}}error("Bad array")},object=function(){var key,object={};if(ch==="{"){next("{");white();if(ch==="}"){next("}");return object}while(ch){key=string();white();next(":");if(Object.hasOwnProperty.call(object,key)){error('Duplicate key "'+key+'"')}object[key]=value();white();if(ch==="}"){next("}");return object}next(",");white()}}error("Bad object")};value=function(){white();switch(ch){case"{":return object();case"[":return array();case'"':return string();case"-":return number();default:return ch>="0"&&ch<="9"?number():word()}};module.exports=function(source,reviver){var result;text=source;at=0;ch=" ";result=value();white();if(ch){error("Syntax error")}return typeof reviver==="function"?function walk(holder,key){var k,v,value=holder[key];if(value&&typeof value==="object"){for(k in value){if(Object.prototype.hasOwnProperty.call(value,k)){v=walk(value,k);if(v!==undefined){value[k]=v}else{delete value[k]}}}}return reviver.call(holder,key,value)}({"":result},""):result}},{}],23:[function(require,module,exports){var cx=/[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,escapable=/[\\\"\x00-\x1f\x7f-\x9f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,gap,indent,meta={"\b":"\\b","	":"\\t","\n":"\\n","\f":"\\f","\r":"\\r",'"':'\\"',"\\":"\\\\"},rep;function quote(string){escapable.lastIndex=0;return escapable.test(string)?'"'+string.replace(escapable,function(a){var c=meta[a];return typeof c==="string"?c:"\\u"+("0000"+a.charCodeAt(0).toString(16)).slice(-4)})+'"':'"'+string+'"'}function str(key,holder){var i,k,v,length,mind=gap,partial,value=holder[key];if(value&&typeof value==="object"&&typeof value.toJSON==="function"){value=value.toJSON(key)}if(typeof rep==="function"){value=rep.call(holder,key,value)}switch(typeof value){case"string":return quote(value);case"number":return isFinite(value)?String(value):"null";case"boolean":case"null":return String(value);case"object":if(!value)return"null";gap+=indent;partial=[];if(Object.prototype.toString.apply(value)==="[object Array]"){length=value.length;for(i=0;i<length;i+=1){partial[i]=str(i,value)||"null"}v=partial.length===0?"[]":gap?"[\n"+gap+partial.join(",\n"+gap)+"\n"+mind+"]":"["+partial.join(",")+"]";gap=mind;return v}if(rep&&typeof rep==="object"){length=rep.length;for(i=0;i<length;i+=1){k=rep[i];if(typeof k==="string"){v=str(k,value);if(v){partial.push(quote(k)+(gap?": ":":")+v)}}}}else{for(k in value){if(Object.prototype.hasOwnProperty.call(value,k)){v=str(k,value);if(v){partial.push(quote(k)+(gap?": ":":")+v)}}}}v=partial.length===0?"{}":gap?"{\n"+gap+partial.join(",\n"+gap)+"\n"+mind+"}":"{"+partial.join(",")+"}";gap=mind;return v}}module.exports=function(value,replacer,space){var i;gap="";indent="";if(typeof space==="number"){for(i=0;i<space;i+=1){indent+=" "}}else if(typeof space==="string"){indent=space}rep=replacer;if(replacer&&typeof replacer!=="function"&&(typeof replacer!=="object"||typeof replacer.length!=="number")){throw new Error("JSON.stringify")}return str("",{"":value})}},{}],24:[function(require,module,exports){(function(process,Buffer){var stream=require("readable-stream");var eos=require("end-of-stream");var util=require("util");var SIGNAL_FLUSH=new Buffer([0]);var onuncork=function(self,fn){if(self._corked)self.once("uncork",fn);else fn()};var destroyer=function(self,end){return function(err){if(err)self.destroy(err.message==="premature close"?null:err);else if(end&&!self._ended)self.end()}};var end=function(ws,fn){if(!ws)return fn();if(ws._writableState&&ws._writableState.finished)return fn();if(ws._writableState)return ws.end(fn);ws.end();fn()};var toStreams2=function(rs){return new stream.Readable({objectMode:true,highWaterMark:16}).wrap(rs)};var Duplexify=function(writable,readable,opts){if(!(this instanceof Duplexify))return new Duplexify(writable,readable,opts);stream.Duplex.call(this,opts);this._writable=null;this._readable=null;this._readable2=null;this._forwardDestroy=!opts||opts.destroy!==false;this._forwardEnd=!opts||opts.end!==false;this._corked=1;this._ondrain=null;this._drained=false;this._forwarding=false;this._unwrite=null;this._unread=null;this._ended=false;this.destroyed=false;if(writable)this.setWritable(writable);if(readable)this.setReadable(readable)};util.inherits(Duplexify,stream.Duplex);Duplexify.obj=function(writable,readable,opts){if(!opts)opts={};opts.objectMode=true;opts.highWaterMark=16;return new Duplexify(writable,readable,opts)};Duplexify.prototype.cork=function(){if(++this._corked===1)this.emit("cork")};Duplexify.prototype.uncork=function(){if(this._corked&&--this._corked===0)this.emit("uncork");

};Duplexify.prototype.setWritable=function(writable){if(this._unwrite)this._unwrite();if(this.destroyed){if(writable&&writable.destroy)writable.destroy();return}if(writable===null||writable===false){this.end();return}var self=this;var unend=eos(writable,{writable:true,readable:false},destroyer(this,this._forwardEnd));var ondrain=function(){var ondrain=self._ondrain;self._ondrain=null;if(ondrain)ondrain()};var clear=function(){self._writable.removeListener("drain",ondrain);unend()};if(this._unwrite)process.nextTick(ondrain);this._writable=writable;this._writable.on("drain",ondrain);this._unwrite=clear;this.uncork()};Duplexify.prototype.setReadable=function(readable){if(this._unread)this._unread();if(this.destroyed){if(readable&&readable.destroy)readable.destroy();return}if(readable===null||readable===false){this.push(null);this.resume();return}var self=this;var unend=eos(readable,{writable:false,readable:true},destroyer(this));var onreadable=function(){self._forward()};var onend=function(){self.push(null)};var clear=function(){self._readable2.removeListener("readable",onreadable);self._readable2.removeListener("end",onend);unend()};this._drained=true;this._readable=readable;this._readable2=readable._readableState?readable:toStreams2(readable);this._readable2.on("readable",onreadable);this._readable2.on("end",onend);this._unread=clear;this._forward()};Duplexify.prototype._read=function(){this._drained=true;this._forward()};Duplexify.prototype._forward=function(){if(this._forwarding||!this._readable2||!this._drained)return;this._forwarding=true;var data;var state=this._readable2._readableState;while((data=this._readable2.read(state.buffer.length?state.buffer[0].length:state.length))!==null){this._drained=this.push(data)}this._forwarding=false};Duplexify.prototype.destroy=function(err){if(this.destroyed)return;this.destroyed=true;var self=this;process.nextTick(function(){self._destroy(err)})};Duplexify.prototype._destroy=function(err){if(err){var ondrain=this._ondrain;this._ondrain=null;if(ondrain)ondrain(err);else this.emit("error",err)}if(this._forwardDestroy){if(this._readable&&this._readable.destroy)this._readable.destroy();if(this._writable&&this._writable.destroy)this._writable.destroy()}this.emit("close")};Duplexify.prototype._write=function(data,enc,cb){if(this.destroyed)return cb();if(this._corked)return onuncork(this,this._write.bind(this,data,enc,cb));if(data===SIGNAL_FLUSH)return this._finish(cb);if(!this._writable)return cb();if(this._writable.write(data)===false)this._ondrain=cb;else cb()};Duplexify.prototype._finish=function(cb){var self=this;this.emit("preend");onuncork(this,function(){end(self._forwardEnd&&self._writable,function(){if(self._writableState.prefinished===false)self._writableState.prefinished=true;self.emit("prefinish");onuncork(self,cb)})})};Duplexify.prototype.end=function(data,enc,cb){if(typeof data==="function")return this.end(null,null,data);if(typeof enc==="function")return this.end(data,null,enc);this._ended=true;if(data)this.write(data);if(!this._writableState.ending)this.write(SIGNAL_FLUSH);return stream.Writable.prototype.end.call(this,cb)};module.exports=Duplexify}).call(this,require("_process"),require("buffer").Buffer)},{_process:62,buffer:55,"end-of-stream":25,"readable-stream":38,util:84}],25:[function(require,module,exports){var once=require("once");var noop=function(){};var isRequest=function(stream){return stream.setHeader&&typeof stream.abort==="function"};var eos=function(stream,opts,callback){if(typeof opts==="function")return eos(stream,null,opts);if(!opts)opts={};callback=once(callback||noop);var ws=stream._writableState;var rs=stream._readableState;var readable=opts.readable||opts.readable!==false&&stream.readable;var writable=opts.writable||opts.writable!==false&&stream.writable;var onlegacyfinish=function(){if(!stream.writable)onfinish()};var onfinish=function(){writable=false;if(!readable)callback()};var onend=function(){readable=false;if(!writable)callback()};var onclose=function(){if(readable&&!(rs&&rs.ended))return callback(new Error("premature close"));if(writable&&!(ws&&ws.ended))return callback(new Error("premature close"))};var onrequest=function(){stream.req.on("finish",onfinish)};if(isRequest(stream)){stream.on("complete",onfinish);stream.on("abort",onclose);if(stream.req)onrequest();else stream.on("request",onrequest)}else if(writable&&!ws){stream.on("end",onlegacyfinish);stream.on("close",onlegacyfinish)}stream.on("end",onend);stream.on("finish",onfinish);if(opts.error!==false)stream.on("error",callback);stream.on("close",onclose);return function(){stream.removeListener("complete",onfinish);stream.removeListener("abort",onclose);stream.removeListener("request",onrequest);if(stream.req)stream.req.removeListener("finish",onfinish);stream.removeListener("end",onlegacyfinish);stream.removeListener("close",onlegacyfinish);stream.removeListener("finish",onfinish);stream.removeListener("end",onend);stream.removeListener("error",callback);stream.removeListener("close",onclose)}};module.exports=eos},{once:27}],26:[function(require,module,exports){module.exports=wrappy;function wrappy(fn,cb){if(fn&&cb)return wrappy(fn)(cb);if(typeof fn!=="function")throw new TypeError("need wrapper function");Object.keys(fn).forEach(function(k){wrapper[k]=fn[k]});return wrapper;function wrapper(){var args=new Array(arguments.length);for(var i=0;i<args.length;i++){args[i]=arguments[i]}var ret=fn.apply(this,args);var cb=args[args.length-1];if(typeof ret==="function"&&ret!==cb){Object.keys(cb).forEach(function(k){ret[k]=cb[k]})}return ret}}},{}],27:[function(require,module,exports){var wrappy=require("wrappy");module.exports=wrappy(once);once.proto=once(function(){Object.defineProperty(Function.prototype,"once",{value:function(){return once(this)},configurable:true})});function once(fn){var f=function(){if(f.called)return f.value;f.called=true;return f.value=fn.apply(this,arguments)};f.called=false;return f}},{wrappy:26}],28:[function(require,module,exports){"use strict";var objectKeys=Object.keys||function(obj){var keys=[];for(var key in obj)keys.push(key);return keys};module.exports=Duplex;var processNextTick=require("process-nextick-args");var util=require("core-util-is");util.inherits=require("inherits");var Readable=require("./_stream_readable");var Writable=require("./_stream_writable");util.inherits(Duplex,Readable);var keys=objectKeys(Writable.prototype);for(var v=0;v<keys.length;v++){var method=keys[v];if(!Duplex.prototype[method])Duplex.prototype[method]=Writable.prototype[method]}function Duplex(options){if(!(this instanceof Duplex))return new Duplex(options);Readable.call(this,options);Writable.call(this,options);if(options&&options.readable===false)this.readable=false;if(options&&options.writable===false)this.writable=false;this.allowHalfOpen=true;if(options&&options.allowHalfOpen===false)this.allowHalfOpen=false;this.once("end",onend)}function onend(){if(this.allowHalfOpen||this._writableState.ended)return;processNextTick(onEndNT,this)}function onEndNT(self){self.end()}function forEach(xs,f){for(var i=0,l=xs.length;i<l;i++){f(xs[i],i)}}},{"./_stream_readable":30,"./_stream_writable":32,"core-util-is":33,inherits:39,"process-nextick-args":35}],29:[function(require,module,exports){"use strict";module.exports=PassThrough;var Transform=require("./_stream_transform");var util=require("core-util-is");util.inherits=require("inherits");util.inherits(PassThrough,Transform);function PassThrough(options){if(!(this instanceof PassThrough))return new PassThrough(options);Transform.call(this,options)}PassThrough.prototype._transform=function(chunk,encoding,cb){cb(null,chunk)}},{"./_stream_transform":31,"core-util-is":33,inherits:39}],30:[function(require,module,exports){(function(process){"use strict";module.exports=Readable;var processNextTick=require("process-nextick-args");var isArray=require("isarray");var Buffer=require("buffer").Buffer;Readable.ReadableState=ReadableState;var EE=require("events");var EElistenerCount=function(emitter,type){return emitter.listeners(type).length};var Stream;(function(){try{Stream=require("st"+"ream")}catch(_){}finally{if(!Stream)Stream=require("events").EventEmitter}})();var Buffer=require("buffer").Buffer;var util=require("core-util-is");util.inherits=require("inherits");var debugUtil=require("util");var debug;if(debugUtil&&debugUtil.debuglog){debug=debugUtil.debuglog("stream")}else{debug=function(){}}var StringDecoder;util.inherits(Readable,Stream);function ReadableState(options,stream){var Duplex=require("./_stream_duplex");options=options||{};this.objectMode=!!options.objectMode;if(stream instanceof Duplex)this.objectMode=this.objectMode||!!options.readableObjectMode;var hwm=options.highWaterMark;var defaultHwm=this.objectMode?16:16*1024;this.highWaterMark=hwm||hwm===0?hwm:defaultHwm;this.highWaterMark=~~this.highWaterMark;this.buffer=[];this.length=0;this.pipes=null;this.pipesCount=0;this.flowing=null;this.ended=false;this.endEmitted=false;this.reading=false;this.sync=true;this.needReadable=false;this.emittedReadable=false;this.readableListening=false;this.defaultEncoding=options.defaultEncoding||"utf8";this.ranOut=false;this.awaitDrain=0;this.readingMore=false;this.decoder=null;this.encoding=null;if(options.encoding){if(!StringDecoder)StringDecoder=require("string_decoder/").StringDecoder;this.decoder=new StringDecoder(options.encoding);this.encoding=options.encoding}}function Readable(options){var Duplex=require("./_stream_duplex");if(!(this instanceof Readable))return new Readable(options);this._readableState=new ReadableState(options,this);this.readable=true;if(options&&typeof options.read==="function")this._read=options.read;Stream.call(this)}Readable.prototype.push=function(chunk,encoding){var state=this._readableState;if(!state.objectMode&&typeof chunk==="string"){encoding=encoding||state.defaultEncoding;if(encoding!==state.encoding){chunk=new Buffer(chunk,encoding);encoding=""}}return readableAddChunk(this,state,chunk,encoding,false)};Readable.prototype.unshift=function(chunk){var state=this._readableState;return readableAddChunk(this,state,chunk,"",true)};Readable.prototype.isPaused=function(){return this._readableState.flowing===false};function readableAddChunk(stream,state,chunk,encoding,addToFront){var er=chunkInvalid(state,chunk);if(er){stream.emit("error",er)}else if(chunk===null){state.reading=false;onEofChunk(stream,state)}else if(state.objectMode||chunk&&chunk.length>0){if(state.ended&&!addToFront){var e=new Error("stream.push() after EOF");stream.emit("error",e)}else if(state.endEmitted&&addToFront){var e=new Error("stream.unshift() after end event");stream.emit("error",e)}else{if(state.decoder&&!addToFront&&!encoding)chunk=state.decoder.write(chunk);if(!addToFront)state.reading=false;if(state.flowing&&state.length===0&&!state.sync){stream.emit("data",chunk);stream.read(0)}else{state.length+=state.objectMode?1:chunk.length;if(addToFront)state.buffer.unshift(chunk);else state.buffer.push(chunk);if(state.needReadable)emitReadable(stream)}maybeReadMore(stream,state)}}else if(!addToFront){state.reading=false}return needMoreData(state)}function needMoreData(state){return!state.ended&&(state.needReadable||state.length<state.highWaterMark||state.length===0)}Readable.prototype.setEncoding=function(enc){if(!StringDecoder)StringDecoder=require("string_decoder/").StringDecoder;this._readableState.decoder=new StringDecoder(enc);this._readableState.encoding=enc;return this};var MAX_HWM=8388608;function computeNewHighWaterMark(n){if(n>=MAX_HWM){n=MAX_HWM}else{n--;n|=n>>>1;n|=n>>>2;n|=n>>>4;n|=n>>>8;n|=n>>>16;n++}return n}function howMuchToRead(n,state){if(state.length===0&&state.ended)return 0;if(state.objectMode)return n===0?0:1;if(n===null||isNaN(n)){if(state.flowing&&state.buffer.length)return state.buffer[0].length;else return state.length}if(n<=0)return 0;if(n>state.highWaterMark)state.highWaterMark=computeNewHighWaterMark(n);if(n>state.length){if(!state.ended){state.needReadable=true;return 0}else{return state.length}}return n}Readable.prototype.read=function(n){debug("read",n);var state=this._readableState;var nOrig=n;if(typeof n!=="number"||n>0)state.emittedReadable=false;if(n===0&&state.needReadable&&(state.length>=state.highWaterMark||state.ended)){debug("read: emitReadable",state.length,state.ended);if(state.length===0&&state.ended)endReadable(this);else emitReadable(this);return null}n=howMuchToRead(n,state);if(n===0&&state.ended){if(state.length===0)endReadable(this);return null}var doRead=state.needReadable;debug("need readable",doRead);if(state.length===0||state.length-n<state.highWaterMark){doRead=true;debug("length less than watermark",doRead)}if(state.ended||state.reading){doRead=false;debug("reading or ended",doRead)}if(doRead){debug("do read");state.reading=true;state.sync=true;if(state.length===0)state.needReadable=true;this._read(state.highWaterMark);state.sync=false}if(doRead&&!state.reading)n=howMuchToRead(nOrig,state);var ret;if(n>0)ret=fromList(n,state);else ret=null;if(ret===null){state.needReadable=true;n=0}state.length-=n;if(state.length===0&&!state.ended)state.needReadable=true;if(nOrig!==n&&state.ended&&state.length===0)endReadable(this);if(ret!==null)this.emit("data",ret);return ret};function chunkInvalid(state,chunk){var er=null;if(!Buffer.isBuffer(chunk)&&typeof chunk!=="string"&&chunk!==null&&chunk!==undefined&&!state.objectMode){er=new TypeError("Invalid non-string/buffer chunk")}return er}function onEofChunk(stream,state){if(state.ended)return;if(state.decoder){var chunk=state.decoder.end();if(chunk&&chunk.length){state.buffer.push(chunk);state.length+=state.objectMode?1:chunk.length}}state.ended=true;emitReadable(stream)}function emitReadable(stream){var state=stream._readableState;state.needReadable=false;if(!state.emittedReadable){debug("emitReadable",state.flowing);state.emittedReadable=true;if(state.sync)processNextTick(emitReadable_,stream);else emitReadable_(stream)}}function emitReadable_(stream){debug("emit readable");stream.emit("readable");flow(stream)}function maybeReadMore(stream,state){if(!state.readingMore){state.readingMore=true;processNextTick(maybeReadMore_,stream,state)}}function maybeReadMore_(stream,state){var len=state.length;while(!state.reading&&!state.flowing&&!state.ended&&state.length<state.highWaterMark){debug("maybeReadMore read 0");stream.read(0);if(len===state.length)break;else len=state.length}state.readingMore=false}Readable.prototype._read=function(n){this.emit("error",new Error("not implemented"))};Readable.prototype.pipe=function(dest,pipeOpts){var src=this;var state=this._readableState;switch(state.pipesCount){case 0:state.pipes=dest;break;case 1:state.pipes=[state.pipes,dest];break;default:state.pipes.push(dest);break}state.pipesCount+=1;debug("pipe count=%d opts=%j",state.pipesCount,pipeOpts);var doEnd=(!pipeOpts||pipeOpts.end!==false)&&dest!==process.stdout&&dest!==process.stderr;var endFn=doEnd?onend:cleanup;if(state.endEmitted)processNextTick(endFn);else src.once("end",endFn);dest.on("unpipe",onunpipe);function onunpipe(readable){debug("onunpipe");if(readable===src){cleanup()}}function onend(){debug("onend");dest.end()}var ondrain=pipeOnDrain(src);dest.on("drain",ondrain);var cleanedUp=false;function cleanup(){debug("cleanup");dest.removeListener("close",onclose);dest.removeListener("finish",onfinish);dest.removeListener("drain",ondrain);dest.removeListener("error",onerror);dest.removeListener("unpipe",onunpipe);src.removeListener("end",onend);src.removeListener("end",cleanup);src.removeListener("data",ondata);cleanedUp=true;if(state.awaitDrain&&(!dest._writableState||dest._writableState.needDrain))ondrain()}src.on("data",ondata);function ondata(chunk){debug("ondata");var ret=dest.write(chunk);if(false===ret){if(state.pipesCount===1&&state.pipes[0]===dest&&src.listenerCount("data")===1&&!cleanedUp){debug("false write response, pause",src._readableState.awaitDrain);src._readableState.awaitDrain++}src.pause()}}function onerror(er){debug("onerror",er);unpipe();dest.removeListener("error",onerror);if(EElistenerCount(dest,"error")===0)dest.emit("error",er)}if(!dest._events||!dest._events.error)dest.on("error",onerror);else if(isArray(dest._events.error))dest._events.error.unshift(onerror);else dest._events.error=[onerror,dest._events.error];function onclose(){dest.removeListener("finish",onfinish);unpipe()}dest.once("close",onclose);function onfinish(){debug("onfinish");dest.removeListener("close",onclose);unpipe()}dest.once("finish",onfinish);function unpipe(){debug("unpipe");src.unpipe(dest)}dest.emit("pipe",src);if(!state.flowing){debug("pipe resume");src.resume()}return dest};function pipeOnDrain(src){return function(){var state=src._readableState;debug("pipeOnDrain",state.awaitDrain);if(state.awaitDrain)state.awaitDrain--;if(state.awaitDrain===0&&EElistenerCount(src,"data")){state.flowing=true;flow(src)}}}Readable.prototype.unpipe=function(dest){var state=this._readableState;if(state.pipesCount===0)return this;if(state.pipesCount===1){if(dest&&dest!==state.pipes)return this;if(!dest)dest=state.pipes;state.pipes=null;state.pipesCount=0;state.flowing=false;if(dest)dest.emit("unpipe",this);return this}if(!dest){var dests=state.pipes;var len=state.pipesCount;state.pipes=null;state.pipesCount=0;state.flowing=false;for(var i=0;i<len;i++)dests[i].emit("unpipe",this);return this}var i=indexOf(state.pipes,dest);if(i===-1)return this;state.pipes.splice(i,1);state.pipesCount-=1;if(state.pipesCount===1)state.pipes=state.pipes[0];dest.emit("unpipe",this);return this};Readable.prototype.on=function(ev,fn){var res=Stream.prototype.on.call(this,ev,fn);if(ev==="data"&&false!==this._readableState.flowing){this.resume()}if(ev==="readable"&&this.readable){var state=this._readableState;if(!state.readableListening){state.readableListening=true;state.emittedReadable=false;state.needReadable=true;if(!state.reading){processNextTick(nReadingNextTick,this)}else if(state.length){emitReadable(this,state)}}}return res};Readable.prototype.addListener=Readable.prototype.on;function nReadingNextTick(self){debug("readable nexttick read 0");self.read(0)}Readable.prototype.resume=function(){var state=this._readableState;if(!state.flowing){debug("resume");state.flowing=true;resume(this,state)}return this};function resume(stream,state){if(!state.resumeScheduled){state.resumeScheduled=true;processNextTick(resume_,stream,state)}}function resume_(stream,state){if(!state.reading){debug("resume read 0");stream.read(0)}state.resumeScheduled=false;stream.emit("resume");flow(stream);if(state.flowing&&!state.reading)stream.read(0)}Readable.prototype.pause=function(){debug("call pause flowing=%j",this._readableState.flowing);if(false!==this._readableState.flowing){debug("pause");this._readableState.flowing=false;this.emit("pause")}return this};function flow(stream){var state=stream._readableState;debug("flow",state.flowing);if(state.flowing){do{var chunk=stream.read()}while(null!==chunk&&state.flowing)}}Readable.prototype.wrap=function(stream){var state=this._readableState;var paused=false;var self=this;stream.on("end",function(){debug("wrapped end");if(state.decoder&&!state.ended){var chunk=state.decoder.end();if(chunk&&chunk.length)self.push(chunk)}self.push(null)});stream.on("data",function(chunk){debug("wrapped data");if(state.decoder)chunk=state.decoder.write(chunk);if(state.objectMode&&(chunk===null||chunk===undefined))return;else if(!state.objectMode&&(!chunk||!chunk.length))return;var ret=self.push(chunk);if(!ret){paused=true;stream.pause()}});for(var i in stream){if(this[i]===undefined&&typeof stream[i]==="function"){this[i]=function(method){return function(){return stream[method].apply(stream,arguments)}}(i)}}var events=["error","close","destroy","pause","resume"];forEach(events,function(ev){stream.on(ev,self.emit.bind(self,ev))});self._read=function(n){debug("wrapped _read",n);if(paused){paused=false;stream.resume()}};return self};Readable._fromList=fromList;function fromList(n,state){var list=state.buffer;var length=state.length;var stringMode=!!state.decoder;var objectMode=!!state.objectMode;var ret;if(list.length===0)return null;if(length===0)ret=null;else if(objectMode)ret=list.shift();else if(!n||n>=length){if(stringMode)ret=list.join("");else if(list.length===1)ret=list[0];else ret=Buffer.concat(list,length);list.length=0}else{if(n<list[0].length){var buf=list[0];ret=buf.slice(0,n);list[0]=buf.slice(n)}else if(n===list[0].length){ret=list.shift()}else{if(stringMode)ret="";else ret=new Buffer(n);var c=0;for(var i=0,l=list.length;i<l&&c<n;i++){var buf=list[0];var cpy=Math.min(n-c,buf.length);if(stringMode)ret+=buf.slice(0,cpy);else buf.copy(ret,c,0,cpy);if(cpy<buf.length)list[0]=buf.slice(cpy);else list.shift();c+=cpy}}}return ret}function endReadable(stream){var state=stream._readableState;if(state.length>0)throw new Error("endReadable called on non-empty stream");if(!state.endEmitted){state.ended=true;processNextTick(endReadableNT,state,stream)}}function endReadableNT(state,stream){if(!state.endEmitted&&state.length===0){state.endEmitted=true;stream.readable=false;stream.emit("end")}}function forEach(xs,f){for(var i=0,l=xs.length;i<l;i++){f(xs[i],i)}}function indexOf(xs,x){for(var i=0,l=xs.length;i<l;i++){if(xs[i]===x)return i}return-1}}).call(this,require("_process"))},{"./_stream_duplex":28,_process:62,buffer:55,"core-util-is":33,events:59,inherits:39,isarray:34,"process-nextick-args":35,"string_decoder/":36,util:54}],31:[function(require,module,exports){"use strict";module.exports=Transform;var Duplex=require("./_stream_duplex");var util=require("core-util-is");util.inherits=require("inherits");util.inherits(Transform,Duplex);function TransformState(stream){this.afterTransform=function(er,data){return afterTransform(stream,er,data)};this.needTransform=false;this.transforming=false;this.writecb=null;this.writechunk=null}function afterTransform(stream,er,data){var ts=stream._transformState;ts.transforming=false;var cb=ts.writecb;if(!cb)return stream.emit("error",new Error("no writecb in Transform class"));ts.writechunk=null;ts.writecb=null;if(data!==null&&data!==undefined)stream.push(data);if(cb)cb(er);var rs=stream._readableState;rs.reading=false;if(rs.needReadable||rs.length<rs.highWaterMark){stream._read(rs.highWaterMark)}}function Transform(options){if(!(this instanceof Transform))return new Transform(options);Duplex.call(this,options);this._transformState=new TransformState(this);var stream=this;this._readableState.needReadable=true;this._readableState.sync=false;if(options){if(typeof options.transform==="function")this._transform=options.transform;if(typeof options.flush==="function")this._flush=options.flush}this.once("prefinish",function(){if(typeof this._flush==="function")this._flush(function(er){done(stream,er)});else done(stream)})}Transform.prototype.push=function(chunk,encoding){this._transformState.needTransform=false;return Duplex.prototype.push.call(this,chunk,encoding)};Transform.prototype._transform=function(chunk,encoding,cb){throw new Error("not implemented")};Transform.prototype._write=function(chunk,encoding,cb){var ts=this._transformState;ts.writecb=cb;ts.writechunk=chunk;ts.writeencoding=encoding;if(!ts.transforming){var rs=this._readableState;if(ts.needTransform||rs.needReadable||rs.length<rs.highWaterMark)this._read(rs.highWaterMark)}};Transform.prototype._read=function(n){var ts=this._transformState;if(ts.writechunk!==null&&ts.writecb&&!ts.transforming){ts.transforming=true;this._transform(ts.writechunk,ts.writeencoding,ts.afterTransform)}else{ts.needTransform=true}};function done(stream,er){if(er)return stream.emit("error",er);var ws=stream._writableState;var ts=stream._transformState;if(ws.length)throw new Error("calling transform done when ws.length != 0");if(ts.transforming)throw new Error("calling transform done when still transforming");return stream.push(null)}},{"./_stream_duplex":28,"core-util-is":33,inherits:39}],32:[function(require,module,exports){"use strict";module.exports=Writable;var processNextTick=require("process-nextick-args");var Buffer=require("buffer").Buffer;Writable.WritableState=WritableState;var util=require("core-util-is");util.inherits=require("inherits");var internalUtil={deprecate:require("util-deprecate")};var Stream;(function(){try{Stream=require("st"+"ream")}catch(_){}finally{if(!Stream)Stream=require("events").EventEmitter}})();var Buffer=require("buffer").Buffer;util.inherits(Writable,Stream);function nop(){}function WriteReq(chunk,encoding,cb){this.chunk=chunk;this.encoding=encoding;this.callback=cb;this.next=null}function WritableState(options,stream){var Duplex=require("./_stream_duplex");options=options||{};this.objectMode=!!options.objectMode;if(stream instanceof Duplex)this.objectMode=this.objectMode||!!options.writableObjectMode;var hwm=options.highWaterMark;var defaultHwm=this.objectMode?16:16*1024;this.highWaterMark=hwm||hwm===0?hwm:defaultHwm;this.highWaterMark=~~this.highWaterMark;this.needDrain=false;this.ending=false;this.ended=false;this.finished=false;var noDecode=options.decodeStrings===false;this.decodeStrings=!noDecode;this.defaultEncoding=options.defaultEncoding||"utf8";this.length=0;this.writing=false;this.corked=0;this.sync=true;this.bufferProcessing=false;this.onwrite=function(er){onwrite(stream,er)};this.writecb=null;this.writelen=0;this.bufferedRequest=null;this.lastBufferedRequest=null;this.pendingcb=0;this.prefinished=false;this.errorEmitted=false}WritableState.prototype.getBuffer=function writableStateGetBuffer(){var current=this.bufferedRequest;var out=[];while(current){out.push(current);current=current.next}return out};(function(){try{Object.defineProperty(WritableState.prototype,"buffer",{get:internalUtil.deprecate(function(){return this.getBuffer()},"_writableState.buffer is deprecated. Use _writableState.getBuffer "+"instead.")})}catch(_){}})();function Writable(options){var Duplex=require("./_stream_duplex");if(!(this instanceof Writable)&&!(this instanceof Duplex))return new Writable(options);this._writableState=new WritableState(options,this);this.writable=true;if(options){if(typeof options.write==="function")this._write=options.write;if(typeof options.writev==="function")this._writev=options.writev}Stream.call(this)}Writable.prototype.pipe=function(){this.emit("error",new Error("Cannot pipe. Not readable."))};function writeAfterEnd(stream,cb){var er=new Error("write after end");stream.emit("error",er);processNextTick(cb,er)}function validChunk(stream,state,chunk,cb){var valid=true;if(!Buffer.isBuffer(chunk)&&typeof chunk!=="string"&&chunk!==null&&chunk!==undefined&&!state.objectMode){var er=new TypeError("Invalid non-string/buffer chunk");stream.emit("error",er);processNextTick(cb,er);valid=false}return valid}Writable.prototype.write=function(chunk,encoding,cb){var state=this._writableState;var ret=false;if(typeof encoding==="function"){cb=encoding;encoding=null}if(Buffer.isBuffer(chunk))encoding="buffer";else if(!encoding)encoding=state.defaultEncoding;if(typeof cb!=="function")cb=nop;if(state.ended)writeAfterEnd(this,cb);else if(validChunk(this,state,chunk,cb)){state.pendingcb++;ret=writeOrBuffer(this,state,chunk,encoding,cb)}return ret};Writable.prototype.cork=function(){var state=this._writableState;state.corked++};Writable.prototype.uncork=function(){var state=this._writableState;if(state.corked){state.corked--;if(!state.writing&&!state.corked&&!state.finished&&!state.bufferProcessing&&state.bufferedRequest)clearBuffer(this,state)}};Writable.prototype.setDefaultEncoding=function setDefaultEncoding(encoding){if(typeof encoding==="string")encoding=encoding.toLowerCase();if(!(["hex","utf8","utf-8","ascii","binary","base64","ucs2","ucs-2","utf16le","utf-16le","raw"].indexOf((encoding+"").toLowerCase())>-1))throw new TypeError("Unknown encoding: "+encoding);this._writableState.defaultEncoding=encoding};function decodeChunk(state,chunk,encoding){if(!state.objectMode&&state.decodeStrings!==false&&typeof chunk==="string"){chunk=new Buffer(chunk,encoding)}return chunk}function writeOrBuffer(stream,state,chunk,encoding,cb){chunk=decodeChunk(state,chunk,encoding);if(Buffer.isBuffer(chunk))encoding="buffer";var len=state.objectMode?1:chunk.length;state.length+=len;var ret=state.length<state.highWaterMark;if(!ret)state.needDrain=true;if(state.writing||state.corked){var last=state.lastBufferedRequest;state.lastBufferedRequest=new WriteReq(chunk,encoding,cb);if(last){last.next=state.lastBufferedRequest}else{state.bufferedRequest=state.lastBufferedRequest}}else{doWrite(stream,state,false,len,chunk,encoding,cb)}return ret}function doWrite(stream,state,writev,len,chunk,encoding,cb){state.writelen=len;state.writecb=cb;state.writing=true;state.sync=true;if(writev)stream._writev(chunk,state.onwrite);else stream._write(chunk,encoding,state.onwrite);state.sync=false}function onwriteError(stream,state,sync,er,cb){--state.pendingcb;if(sync)processNextTick(cb,er);else cb(er);stream._writableState.errorEmitted=true;stream.emit("error",er)}function onwriteStateUpdate(state){state.writing=false;state.writecb=null;state.length-=state.writelen;state.writelen=0}function onwrite(stream,er){var state=stream._writableState;var sync=state.sync;var cb=state.writecb;onwriteStateUpdate(state);if(er)onwriteError(stream,state,sync,er,cb);else{var finished=needFinish(state);if(!finished&&!state.corked&&!state.bufferProcessing&&state.bufferedRequest){clearBuffer(stream,state)}if(sync){processNextTick(afterWrite,stream,state,finished,cb)}else{afterWrite(stream,state,finished,cb)}}}function afterWrite(stream,state,finished,cb){if(!finished)onwriteDrain(stream,state);state.pendingcb--;cb();finishMaybe(stream,state)}function onwriteDrain(stream,state){if(state.length===0&&state.needDrain){state.needDrain=false;stream.emit("drain")}}function clearBuffer(stream,state){state.bufferProcessing=true;var entry=state.bufferedRequest;if(stream._writev&&entry&&entry.next){var buffer=[];var cbs=[];while(entry){cbs.push(entry.callback);buffer.push(entry);entry=entry.next}state.pendingcb++;state.lastBufferedRequest=null;doWrite(stream,state,true,state.length,buffer,"",function(err){for(var i=0;i<cbs.length;i++){state.pendingcb--;cbs[i](err)}})}else{while(entry){var chunk=entry.chunk;var encoding=entry.encoding;var cb=entry.callback;var len=state.objectMode?1:chunk.length;doWrite(stream,state,false,len,chunk,encoding,cb);entry=entry.next;if(state.writing){break}}if(entry===null)state.lastBufferedRequest=null}state.bufferedRequest=entry;state.bufferProcessing=false}Writable.prototype._write=function(chunk,encoding,cb){cb(new Error("not implemented"))};Writable.prototype._writev=null;Writable.prototype.end=function(chunk,encoding,cb){var state=this._writableState;if(typeof chunk==="function"){cb=chunk;chunk=null;encoding=null}else if(typeof encoding==="function"){cb=encoding;encoding=null}if(chunk!==null&&chunk!==undefined)this.write(chunk,encoding);if(state.corked){state.corked=1;this.uncork()}if(!state.ending&&!state.finished)endWritable(this,state,cb)};function needFinish(state){return state.ending&&state.length===0&&state.bufferedRequest===null&&!state.finished&&!state.writing}function prefinish(stream,state){if(!state.prefinished){state.prefinished=true;stream.emit("prefinish")}}function finishMaybe(stream,state){var need=needFinish(state);if(need){if(state.pendingcb===0){prefinish(stream,state);state.finished=true;stream.emit("finish")}else{prefinish(stream,state)}}return need}function endWritable(stream,state,cb){state.ending=true;finishMaybe(stream,state);if(cb){if(state.finished)processNextTick(cb);else stream.once("finish",cb)}state.ended=true}},{"./_stream_duplex":28,buffer:55,"core-util-is":33,events:59,inherits:39,"process-nextick-args":35,"util-deprecate":37}],33:[function(require,module,exports){(function(Buffer){function isArray(ar){return Array.isArray(ar)}exports.isArray=isArray;function isBoolean(arg){return typeof arg==="boolean"}exports.isBoolean=isBoolean;function isNull(arg){return arg===null;

}exports.isNull=isNull;function isNullOrUndefined(arg){return arg==null}exports.isNullOrUndefined=isNullOrUndefined;function isNumber(arg){return typeof arg==="number"}exports.isNumber=isNumber;function isString(arg){return typeof arg==="string"}exports.isString=isString;function isSymbol(arg){return typeof arg==="symbol"}exports.isSymbol=isSymbol;function isUndefined(arg){return arg===void 0}exports.isUndefined=isUndefined;function isRegExp(re){return isObject(re)&&objectToString(re)==="[object RegExp]"}exports.isRegExp=isRegExp;function isObject(arg){return typeof arg==="object"&&arg!==null}exports.isObject=isObject;function isDate(d){return isObject(d)&&objectToString(d)==="[object Date]"}exports.isDate=isDate;function isError(e){return isObject(e)&&(objectToString(e)==="[object Error]"||e instanceof Error)}exports.isError=isError;function isFunction(arg){return typeof arg==="function"}exports.isFunction=isFunction;function isPrimitive(arg){return arg===null||typeof arg==="boolean"||typeof arg==="number"||typeof arg==="string"||typeof arg==="symbol"||typeof arg==="undefined"}exports.isPrimitive=isPrimitive;function isBuffer(arg){return Buffer.isBuffer(arg)}exports.isBuffer=isBuffer;function objectToString(o){return Object.prototype.toString.call(o)}}).call(this,require("buffer").Buffer)},{buffer:55}],34:[function(require,module,exports){module.exports=Array.isArray||function(arr){return Object.prototype.toString.call(arr)=="[object Array]"}},{}],35:[function(require,module,exports){(function(process){"use strict";module.exports=nextTick;function nextTick(fn){var args=new Array(arguments.length-1);var i=0;while(i<args.length){args[i++]=arguments[i]}process.nextTick(function afterTick(){fn.apply(null,args)})}}).call(this,require("_process"))},{_process:62}],36:[function(require,module,exports){var Buffer=require("buffer").Buffer;var isBufferEncoding=Buffer.isEncoding||function(encoding){switch(encoding&&encoding.toLowerCase()){case"hex":case"utf8":case"utf-8":case"ascii":case"binary":case"base64":case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":case"raw":return true;default:return false}};function assertEncoding(encoding){if(encoding&&!isBufferEncoding(encoding)){throw new Error("Unknown encoding: "+encoding)}}var StringDecoder=exports.StringDecoder=function(encoding){this.encoding=(encoding||"utf8").toLowerCase().replace(/[-_]/,"");assertEncoding(encoding);switch(this.encoding){case"utf8":this.surrogateSize=3;break;case"ucs2":case"utf16le":this.surrogateSize=2;this.detectIncompleteChar=utf16DetectIncompleteChar;break;case"base64":this.surrogateSize=3;this.detectIncompleteChar=base64DetectIncompleteChar;break;default:this.write=passThroughWrite;return}this.charBuffer=new Buffer(6);this.charReceived=0;this.charLength=0};StringDecoder.prototype.write=function(buffer){var charStr="";while(this.charLength){var available=buffer.length>=this.charLength-this.charReceived?this.charLength-this.charReceived:buffer.length;buffer.copy(this.charBuffer,this.charReceived,0,available);this.charReceived+=available;if(this.charReceived<this.charLength){return""}buffer=buffer.slice(available,buffer.length);charStr=this.charBuffer.slice(0,this.charLength).toString(this.encoding);var charCode=charStr.charCodeAt(charStr.length-1);if(charCode>=55296&&charCode<=56319){this.charLength+=this.surrogateSize;charStr="";continue}this.charReceived=this.charLength=0;if(buffer.length===0){return charStr}break}this.detectIncompleteChar(buffer);var end=buffer.length;if(this.charLength){buffer.copy(this.charBuffer,0,buffer.length-this.charReceived,end);end-=this.charReceived}charStr+=buffer.toString(this.encoding,0,end);var end=charStr.length-1;var charCode=charStr.charCodeAt(end);if(charCode>=55296&&charCode<=56319){var size=this.surrogateSize;this.charLength+=size;this.charReceived+=size;this.charBuffer.copy(this.charBuffer,size,0,size);buffer.copy(this.charBuffer,0,0,size);return charStr.substring(0,end)}return charStr};StringDecoder.prototype.detectIncompleteChar=function(buffer){var i=buffer.length>=3?3:buffer.length;for(;i>0;i--){var c=buffer[buffer.length-i];if(i==1&&c>>5==6){this.charLength=2;break}if(i<=2&&c>>4==14){this.charLength=3;break}if(i<=3&&c>>3==30){this.charLength=4;break}}this.charReceived=i};StringDecoder.prototype.end=function(buffer){var res="";if(buffer&&buffer.length)res=this.write(buffer);if(this.charReceived){var cr=this.charReceived;var buf=this.charBuffer;var enc=this.encoding;res+=buf.slice(0,cr).toString(enc)}return res};function passThroughWrite(buffer){return buffer.toString(this.encoding)}function utf16DetectIncompleteChar(buffer){this.charReceived=buffer.length%2;this.charLength=this.charReceived?2:0}function base64DetectIncompleteChar(buffer){this.charReceived=buffer.length%3;this.charLength=this.charReceived?3:0}},{buffer:55}],37:[function(require,module,exports){(function(global){module.exports=deprecate;function deprecate(fn,msg){if(config("noDeprecation")){return fn}var warned=false;function deprecated(){if(!warned){if(config("throwDeprecation")){throw new Error(msg)}else if(config("traceDeprecation")){console.trace(msg)}else{console.warn(msg)}warned=true}return fn.apply(this,arguments)}return deprecated}function config(name){try{if(!global.localStorage)return false}catch(_){return false}var val=global.localStorage[name];if(null==val)return false;return String(val).toLowerCase()==="true"}}).call(this,typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{}],38:[function(require,module,exports){var Stream=function(){try{return require("st"+"ream")}catch(_){}}();exports=module.exports=require("./lib/_stream_readable.js");exports.Stream=Stream||exports;exports.Readable=exports;exports.Writable=require("./lib/_stream_writable.js");exports.Duplex=require("./lib/_stream_duplex.js");exports.Transform=require("./lib/_stream_transform.js");exports.PassThrough=require("./lib/_stream_passthrough.js")},{"./lib/_stream_duplex.js":28,"./lib/_stream_passthrough.js":29,"./lib/_stream_readable.js":30,"./lib/_stream_transform.js":31,"./lib/_stream_writable.js":32}],39:[function(require,module,exports){if(typeof Object.create==="function"){module.exports=function inherits(ctor,superCtor){ctor.super_=superCtor;ctor.prototype=Object.create(superCtor.prototype,{constructor:{value:ctor,enumerable:false,writable:true,configurable:true}})}}else{module.exports=function inherits(ctor,superCtor){ctor.super_=superCtor;var TempCtor=function(){};TempCtor.prototype=superCtor.prototype;ctor.prototype=new TempCtor;ctor.prototype.constructor=ctor}}},{}],40:[function(require,module,exports){(function(process){module.exports=Duplex;var objectKeys=Object.keys||function(obj){var keys=[];for(var key in obj)keys.push(key);return keys};var util=require("core-util-is");util.inherits=require("inherits");var Readable=require("./_stream_readable");var Writable=require("./_stream_writable");util.inherits(Duplex,Readable);forEach(objectKeys(Writable.prototype),function(method){if(!Duplex.prototype[method])Duplex.prototype[method]=Writable.prototype[method]});function Duplex(options){if(!(this instanceof Duplex))return new Duplex(options);Readable.call(this,options);Writable.call(this,options);if(options&&options.readable===false)this.readable=false;if(options&&options.writable===false)this.writable=false;this.allowHalfOpen=true;if(options&&options.allowHalfOpen===false)this.allowHalfOpen=false;this.once("end",onend)}function onend(){if(this.allowHalfOpen||this._writableState.ended)return;process.nextTick(this.end.bind(this))}function forEach(xs,f){for(var i=0,l=xs.length;i<l;i++){f(xs[i],i)}}}).call(this,require("_process"))},{"./_stream_readable":41,"./_stream_writable":43,_process:62,"core-util-is":44,inherits:39}],41:[function(require,module,exports){(function(process){module.exports=Readable;var isArray=require("isarray");var Buffer=require("buffer").Buffer;Readable.ReadableState=ReadableState;var EE=require("events").EventEmitter;if(!EE.listenerCount)EE.listenerCount=function(emitter,type){return emitter.listeners(type).length};var Stream=require("stream");var util=require("core-util-is");util.inherits=require("inherits");var StringDecoder;util.inherits(Readable,Stream);function ReadableState(options,stream){options=options||{};var hwm=options.highWaterMark;this.highWaterMark=hwm||hwm===0?hwm:16*1024;this.highWaterMark=~~this.highWaterMark;this.buffer=[];this.length=0;this.pipes=null;this.pipesCount=0;this.flowing=false;this.ended=false;this.endEmitted=false;this.reading=false;this.calledRead=false;this.sync=true;this.needReadable=false;this.emittedReadable=false;this.readableListening=false;this.objectMode=!!options.objectMode;this.defaultEncoding=options.defaultEncoding||"utf8";this.ranOut=false;this.awaitDrain=0;this.readingMore=false;this.decoder=null;this.encoding=null;if(options.encoding){if(!StringDecoder)StringDecoder=require("string_decoder/").StringDecoder;this.decoder=new StringDecoder(options.encoding);this.encoding=options.encoding}}function Readable(options){if(!(this instanceof Readable))return new Readable(options);this._readableState=new ReadableState(options,this);this.readable=true;Stream.call(this)}Readable.prototype.push=function(chunk,encoding){var state=this._readableState;if(typeof chunk==="string"&&!state.objectMode){encoding=encoding||state.defaultEncoding;if(encoding!==state.encoding){chunk=new Buffer(chunk,encoding);encoding=""}}return readableAddChunk(this,state,chunk,encoding,false)};Readable.prototype.unshift=function(chunk){var state=this._readableState;return readableAddChunk(this,state,chunk,"",true)};function readableAddChunk(stream,state,chunk,encoding,addToFront){var er=chunkInvalid(state,chunk);if(er){stream.emit("error",er)}else if(chunk===null||chunk===undefined){state.reading=false;if(!state.ended)onEofChunk(stream,state)}else if(state.objectMode||chunk&&chunk.length>0){if(state.ended&&!addToFront){var e=new Error("stream.push() after EOF");stream.emit("error",e)}else if(state.endEmitted&&addToFront){var e=new Error("stream.unshift() after end event");stream.emit("error",e)}else{if(state.decoder&&!addToFront&&!encoding)chunk=state.decoder.write(chunk);state.length+=state.objectMode?1:chunk.length;if(addToFront){state.buffer.unshift(chunk)}else{state.reading=false;state.buffer.push(chunk)}if(state.needReadable)emitReadable(stream);maybeReadMore(stream,state)}}else if(!addToFront){state.reading=false}return needMoreData(state)}function needMoreData(state){return!state.ended&&(state.needReadable||state.length<state.highWaterMark||state.length===0)}Readable.prototype.setEncoding=function(enc){if(!StringDecoder)StringDecoder=require("string_decoder/").StringDecoder;this._readableState.decoder=new StringDecoder(enc);this._readableState.encoding=enc};var MAX_HWM=8388608;function roundUpToNextPowerOf2(n){if(n>=MAX_HWM){n=MAX_HWM}else{n--;for(var p=1;p<32;p<<=1)n|=n>>p;n++}return n}function howMuchToRead(n,state){if(state.length===0&&state.ended)return 0;if(state.objectMode)return n===0?0:1;if(n===null||isNaN(n)){if(state.flowing&&state.buffer.length)return state.buffer[0].length;else return state.length}if(n<=0)return 0;if(n>state.highWaterMark)state.highWaterMark=roundUpToNextPowerOf2(n);if(n>state.length){if(!state.ended){state.needReadable=true;return 0}else return state.length}return n}Readable.prototype.read=function(n){var state=this._readableState;state.calledRead=true;var nOrig=n;var ret;if(typeof n!=="number"||n>0)state.emittedReadable=false;if(n===0&&state.needReadable&&(state.length>=state.highWaterMark||state.ended)){emitReadable(this);return null}n=howMuchToRead(n,state);if(n===0&&state.ended){ret=null;if(state.length>0&&state.decoder){ret=fromList(n,state);state.length-=ret.length}if(state.length===0)endReadable(this);return ret}var doRead=state.needReadable;if(state.length-n<=state.highWaterMark)doRead=true;if(state.ended||state.reading)doRead=false;if(doRead){state.reading=true;state.sync=true;if(state.length===0)state.needReadable=true;this._read(state.highWaterMark);state.sync=false}if(doRead&&!state.reading)n=howMuchToRead(nOrig,state);if(n>0)ret=fromList(n,state);else ret=null;if(ret===null){state.needReadable=true;n=0}state.length-=n;if(state.length===0&&!state.ended)state.needReadable=true;if(state.ended&&!state.endEmitted&&state.length===0)endReadable(this);return ret};function chunkInvalid(state,chunk){var er=null;if(!Buffer.isBuffer(chunk)&&"string"!==typeof chunk&&chunk!==null&&chunk!==undefined&&!state.objectMode){er=new TypeError("Invalid non-string/buffer chunk")}return er}function onEofChunk(stream,state){if(state.decoder&&!state.ended){var chunk=state.decoder.end();if(chunk&&chunk.length){state.buffer.push(chunk);state.length+=state.objectMode?1:chunk.length}}state.ended=true;if(state.length>0)emitReadable(stream);else endReadable(stream)}function emitReadable(stream){var state=stream._readableState;state.needReadable=false;if(state.emittedReadable)return;state.emittedReadable=true;if(state.sync)process.nextTick(function(){emitReadable_(stream)});else emitReadable_(stream)}function emitReadable_(stream){stream.emit("readable")}function maybeReadMore(stream,state){if(!state.readingMore){state.readingMore=true;process.nextTick(function(){maybeReadMore_(stream,state)})}}function maybeReadMore_(stream,state){var len=state.length;while(!state.reading&&!state.flowing&&!state.ended&&state.length<state.highWaterMark){stream.read(0);if(len===state.length)break;else len=state.length}state.readingMore=false}Readable.prototype._read=function(n){this.emit("error",new Error("not implemented"))};Readable.prototype.pipe=function(dest,pipeOpts){var src=this;var state=this._readableState;switch(state.pipesCount){case 0:state.pipes=dest;break;case 1:state.pipes=[state.pipes,dest];break;default:state.pipes.push(dest);break}state.pipesCount+=1;var doEnd=(!pipeOpts||pipeOpts.end!==false)&&dest!==process.stdout&&dest!==process.stderr;var endFn=doEnd?onend:cleanup;if(state.endEmitted)process.nextTick(endFn);else src.once("end",endFn);dest.on("unpipe",onunpipe);function onunpipe(readable){if(readable!==src)return;cleanup()}function onend(){dest.end()}var ondrain=pipeOnDrain(src);dest.on("drain",ondrain);function cleanup(){dest.removeListener("close",onclose);dest.removeListener("finish",onfinish);dest.removeListener("drain",ondrain);dest.removeListener("error",onerror);dest.removeListener("unpipe",onunpipe);src.removeListener("end",onend);src.removeListener("end",cleanup);if(!dest._writableState||dest._writableState.needDrain)ondrain()}function onerror(er){unpipe();dest.removeListener("error",onerror);if(EE.listenerCount(dest,"error")===0)dest.emit("error",er)}if(!dest._events||!dest._events.error)dest.on("error",onerror);else if(isArray(dest._events.error))dest._events.error.unshift(onerror);else dest._events.error=[onerror,dest._events.error];function onclose(){dest.removeListener("finish",onfinish);unpipe()}dest.once("close",onclose);function onfinish(){dest.removeListener("close",onclose);unpipe()}dest.once("finish",onfinish);function unpipe(){src.unpipe(dest)}dest.emit("pipe",src);if(!state.flowing){this.on("readable",pipeOnReadable);state.flowing=true;process.nextTick(function(){flow(src)})}return dest};function pipeOnDrain(src){return function(){var dest=this;var state=src._readableState;state.awaitDrain--;if(state.awaitDrain===0)flow(src)}}function flow(src){var state=src._readableState;var chunk;state.awaitDrain=0;function write(dest,i,list){var written=dest.write(chunk);if(false===written){state.awaitDrain++}}while(state.pipesCount&&null!==(chunk=src.read())){if(state.pipesCount===1)write(state.pipes,0,null);else forEach(state.pipes,write);src.emit("data",chunk);if(state.awaitDrain>0)return}if(state.pipesCount===0){state.flowing=false;if(EE.listenerCount(src,"data")>0)emitDataEvents(src);return}state.ranOut=true}function pipeOnReadable(){if(this._readableState.ranOut){this._readableState.ranOut=false;flow(this)}}Readable.prototype.unpipe=function(dest){var state=this._readableState;if(state.pipesCount===0)return this;if(state.pipesCount===1){if(dest&&dest!==state.pipes)return this;if(!dest)dest=state.pipes;state.pipes=null;state.pipesCount=0;this.removeListener("readable",pipeOnReadable);state.flowing=false;if(dest)dest.emit("unpipe",this);return this}if(!dest){var dests=state.pipes;var len=state.pipesCount;state.pipes=null;state.pipesCount=0;this.removeListener("readable",pipeOnReadable);state.flowing=false;for(var i=0;i<len;i++)dests[i].emit("unpipe",this);return this}var i=indexOf(state.pipes,dest);if(i===-1)return this;state.pipes.splice(i,1);state.pipesCount-=1;if(state.pipesCount===1)state.pipes=state.pipes[0];dest.emit("unpipe",this);return this};Readable.prototype.on=function(ev,fn){var res=Stream.prototype.on.call(this,ev,fn);if(ev==="data"&&!this._readableState.flowing)emitDataEvents(this);if(ev==="readable"&&this.readable){var state=this._readableState;if(!state.readableListening){state.readableListening=true;state.emittedReadable=false;state.needReadable=true;if(!state.reading){this.read(0)}else if(state.length){emitReadable(this,state)}}}return res};Readable.prototype.addListener=Readable.prototype.on;Readable.prototype.resume=function(){emitDataEvents(this);this.read(0);this.emit("resume")};Readable.prototype.pause=function(){emitDataEvents(this,true);this.emit("pause")};function emitDataEvents(stream,startPaused){var state=stream._readableState;if(state.flowing){throw new Error("Cannot switch to old mode now.")}var paused=startPaused||false;var readable=false;stream.readable=true;stream.pipe=Stream.prototype.pipe;stream.on=stream.addListener=Stream.prototype.on;stream.on("readable",function(){readable=true;var c;while(!paused&&null!==(c=stream.read()))stream.emit("data",c);if(c===null){readable=false;stream._readableState.needReadable=true}});stream.pause=function(){paused=true;this.emit("pause")};stream.resume=function(){paused=false;if(readable)process.nextTick(function(){stream.emit("readable")});else this.read(0);this.emit("resume")};stream.emit("readable")}Readable.prototype.wrap=function(stream){var state=this._readableState;var paused=false;var self=this;stream.on("end",function(){if(state.decoder&&!state.ended){var chunk=state.decoder.end();if(chunk&&chunk.length)self.push(chunk)}self.push(null)});stream.on("data",function(chunk){if(state.decoder)chunk=state.decoder.write(chunk);if(state.objectMode&&(chunk===null||chunk===undefined))return;else if(!state.objectMode&&(!chunk||!chunk.length))return;var ret=self.push(chunk);if(!ret){paused=true;stream.pause()}});for(var i in stream){if(typeof stream[i]==="function"&&typeof this[i]==="undefined"){this[i]=function(method){return function(){return stream[method].apply(stream,arguments)}}(i)}}var events=["error","close","destroy","pause","resume"];forEach(events,function(ev){stream.on(ev,self.emit.bind(self,ev))});self._read=function(n){if(paused){paused=false;stream.resume()}};return self};Readable._fromList=fromList;function fromList(n,state){var list=state.buffer;var length=state.length;var stringMode=!!state.decoder;var objectMode=!!state.objectMode;var ret;if(list.length===0)return null;if(length===0)ret=null;else if(objectMode)ret=list.shift();else if(!n||n>=length){if(stringMode)ret=list.join("");else ret=Buffer.concat(list,length);list.length=0}else{if(n<list[0].length){var buf=list[0];ret=buf.slice(0,n);list[0]=buf.slice(n)}else if(n===list[0].length){ret=list.shift()}else{if(stringMode)ret="";else ret=new Buffer(n);var c=0;for(var i=0,l=list.length;i<l&&c<n;i++){var buf=list[0];var cpy=Math.min(n-c,buf.length);if(stringMode)ret+=buf.slice(0,cpy);else buf.copy(ret,c,0,cpy);if(cpy<buf.length)list[0]=buf.slice(cpy);else list.shift();c+=cpy}}}return ret}function endReadable(stream){var state=stream._readableState;if(state.length>0)throw new Error("endReadable called on non-empty stream");if(!state.endEmitted&&state.calledRead){state.ended=true;process.nextTick(function(){if(!state.endEmitted&&state.length===0){state.endEmitted=true;stream.readable=false;stream.emit("end")}})}}function forEach(xs,f){for(var i=0,l=xs.length;i<l;i++){f(xs[i],i)}}function indexOf(xs,x){for(var i=0,l=xs.length;i<l;i++){if(xs[i]===x)return i}return-1}}).call(this,require("_process"))},{_process:62,buffer:55,"core-util-is":44,events:59,inherits:39,isarray:45,stream:80,"string_decoder/":46}],42:[function(require,module,exports){module.exports=Transform;var Duplex=require("./_stream_duplex");var util=require("core-util-is");util.inherits=require("inherits");util.inherits(Transform,Duplex);function TransformState(options,stream){this.afterTransform=function(er,data){return afterTransform(stream,er,data)};this.needTransform=false;this.transforming=false;this.writecb=null;this.writechunk=null}function afterTransform(stream,er,data){var ts=stream._transformState;ts.transforming=false;var cb=ts.writecb;if(!cb)return stream.emit("error",new Error("no writecb in Transform class"));ts.writechunk=null;ts.writecb=null;if(data!==null&&data!==undefined)stream.push(data);if(cb)cb(er);var rs=stream._readableState;rs.reading=false;if(rs.needReadable||rs.length<rs.highWaterMark){stream._read(rs.highWaterMark)}}function Transform(options){if(!(this instanceof Transform))return new Transform(options);Duplex.call(this,options);var ts=this._transformState=new TransformState(options,this);var stream=this;this._readableState.needReadable=true;this._readableState.sync=false;this.once("finish",function(){if("function"===typeof this._flush)this._flush(function(er){done(stream,er)});else done(stream)})}Transform.prototype.push=function(chunk,encoding){this._transformState.needTransform=false;return Duplex.prototype.push.call(this,chunk,encoding)};Transform.prototype._transform=function(chunk,encoding,cb){throw new Error("not implemented")};Transform.prototype._write=function(chunk,encoding,cb){var ts=this._transformState;ts.writecb=cb;ts.writechunk=chunk;ts.writeencoding=encoding;if(!ts.transforming){var rs=this._readableState;if(ts.needTransform||rs.needReadable||rs.length<rs.highWaterMark)this._read(rs.highWaterMark)}};Transform.prototype._read=function(n){var ts=this._transformState;if(ts.writechunk!==null&&ts.writecb&&!ts.transforming){ts.transforming=true;this._transform(ts.writechunk,ts.writeencoding,ts.afterTransform)}else{ts.needTransform=true}};function done(stream,er){if(er)return stream.emit("error",er);var ws=stream._writableState;var rs=stream._readableState;var ts=stream._transformState;if(ws.length)throw new Error("calling transform done when ws.length != 0");if(ts.transforming)throw new Error("calling transform done when still transforming");return stream.push(null)}},{"./_stream_duplex":40,"core-util-is":44,inherits:39}],43:[function(require,module,exports){(function(process){module.exports=Writable;var Buffer=require("buffer").Buffer;Writable.WritableState=WritableState;var util=require("core-util-is");util.inherits=require("inherits");var Stream=require("stream");util.inherits(Writable,Stream);function WriteReq(chunk,encoding,cb){this.chunk=chunk;this.encoding=encoding;this.callback=cb}function WritableState(options,stream){options=options||{};var hwm=options.highWaterMark;this.highWaterMark=hwm||hwm===0?hwm:16*1024;this.objectMode=!!options.objectMode;this.highWaterMark=~~this.highWaterMark;this.needDrain=false;this.ending=false;this.ended=false;this.finished=false;var noDecode=options.decodeStrings===false;this.decodeStrings=!noDecode;this.defaultEncoding=options.defaultEncoding||"utf8";this.length=0;this.writing=false;this.sync=true;this.bufferProcessing=false;this.onwrite=function(er){onwrite(stream,er)};this.writecb=null;this.writelen=0;this.buffer=[];this.errorEmitted=false}function Writable(options){var Duplex=require("./_stream_duplex");if(!(this instanceof Writable)&&!(this instanceof Duplex))return new Writable(options);this._writableState=new WritableState(options,this);this.writable=true;Stream.call(this)}Writable.prototype.pipe=function(){this.emit("error",new Error("Cannot pipe. Not readable."))};function writeAfterEnd(stream,state,cb){var er=new Error("write after end");stream.emit("error",er);process.nextTick(function(){cb(er)})}function validChunk(stream,state,chunk,cb){var valid=true;if(!Buffer.isBuffer(chunk)&&"string"!==typeof chunk&&chunk!==null&&chunk!==undefined&&!state.objectMode){var er=new TypeError("Invalid non-string/buffer chunk");stream.emit("error",er);process.nextTick(function(){cb(er)});valid=false}return valid}Writable.prototype.write=function(chunk,encoding,cb){var state=this._writableState;var ret=false;if(typeof encoding==="function"){cb=encoding;encoding=null}if(Buffer.isBuffer(chunk))encoding="buffer";else if(!encoding)encoding=state.defaultEncoding;if(typeof cb!=="function")cb=function(){};if(state.ended)writeAfterEnd(this,state,cb);else if(validChunk(this,state,chunk,cb))ret=writeOrBuffer(this,state,chunk,encoding,cb);return ret};function decodeChunk(state,chunk,encoding){if(!state.objectMode&&state.decodeStrings!==false&&typeof chunk==="string"){chunk=new Buffer(chunk,encoding)}return chunk}function writeOrBuffer(stream,state,chunk,encoding,cb){chunk=decodeChunk(state,chunk,encoding);if(Buffer.isBuffer(chunk))encoding="buffer";var len=state.objectMode?1:chunk.length;state.length+=len;var ret=state.length<state.highWaterMark;if(!ret)state.needDrain=true;if(state.writing)state.buffer.push(new WriteReq(chunk,encoding,cb));else doWrite(stream,state,len,chunk,encoding,cb);return ret}function doWrite(stream,state,len,chunk,encoding,cb){state.writelen=len;state.writecb=cb;state.writing=true;state.sync=true;stream._write(chunk,encoding,state.onwrite);state.sync=false}function onwriteError(stream,state,sync,er,cb){if(sync)process.nextTick(function(){cb(er)});else cb(er);stream._writableState.errorEmitted=true;stream.emit("error",er)}function onwriteStateUpdate(state){state.writing=false;state.writecb=null;state.length-=state.writelen;state.writelen=0}function onwrite(stream,er){var state=stream._writableState;var sync=state.sync;var cb=state.writecb;onwriteStateUpdate(state);if(er)onwriteError(stream,state,sync,er,cb);else{var finished=needFinish(stream,state);if(!finished&&!state.bufferProcessing&&state.buffer.length)clearBuffer(stream,state);if(sync){process.nextTick(function(){afterWrite(stream,state,finished,cb)})}else{afterWrite(stream,state,finished,cb)}}}function afterWrite(stream,state,finished,cb){if(!finished)onwriteDrain(stream,state);cb();if(finished)finishMaybe(stream,state)}function onwriteDrain(stream,state){if(state.length===0&&state.needDrain){state.needDrain=false;stream.emit("drain")}}function clearBuffer(stream,state){state.bufferProcessing=true;for(var c=0;c<state.buffer.length;c++){var entry=state.buffer[c];var chunk=entry.chunk;var encoding=entry.encoding;var cb=entry.callback;var len=state.objectMode?1:chunk.length;doWrite(stream,state,len,chunk,encoding,cb);if(state.writing){c++;break}}state.bufferProcessing=false;if(c<state.buffer.length)state.buffer=state.buffer.slice(c);else state.buffer.length=0}Writable.prototype._write=function(chunk,encoding,cb){cb(new Error("not implemented"))};Writable.prototype.end=function(chunk,encoding,cb){var state=this._writableState;if(typeof chunk==="function"){cb=chunk;chunk=null;encoding=null}else if(typeof encoding==="function"){cb=encoding;encoding=null}if(typeof chunk!=="undefined"&&chunk!==null)this.write(chunk,encoding);if(!state.ending&&!state.finished)endWritable(this,state,cb)};function needFinish(stream,state){return state.ending&&state.length===0&&!state.finished&&!state.writing}function finishMaybe(stream,state){var need=needFinish(stream,state);if(need){state.finished=true;stream.emit("finish")}return need}function endWritable(stream,state,cb){state.ending=true;finishMaybe(stream,state);if(cb){if(state.finished)process.nextTick(cb);else stream.once("finish",cb)}state.ended=true}}).call(this,require("_process"))},{"./_stream_duplex":40,_process:62,buffer:55,"core-util-is":44,inherits:39,stream:80}],44:[function(require,module,exports){arguments[4][33][0].apply(exports,arguments)},{buffer:55,dup:33}],45:[function(require,module,exports){arguments[4][34][0].apply(exports,arguments)},{dup:34}],46:[function(require,module,exports){arguments[4][36][0].apply(exports,arguments)},{buffer:55,dup:36}],47:[function(require,module,exports){module.exports=require("./lib/_stream_transform.js")},{"./lib/_stream_transform.js":42}],48:[function(require,module,exports){(function(process){var Transform=require("readable-stream/transform"),inherits=require("util").inherits,xtend=require("xtend");function DestroyableTransform(opts){Transform.call(this,opts);this._destroyed=false}inherits(DestroyableTransform,Transform);DestroyableTransform.prototype.destroy=function(err){if(this._destroyed)return;this._destroyed=true;var self=this;process.nextTick(function(){if(err)self.emit("error",err);self.emit("close")})};function noop(chunk,enc,callback){callback(null,chunk)}function through2(construct){return function(options,transform,flush){if(typeof options=="function"){flush=transform;transform=options;options={}}if(typeof transform!="function")transform=noop;if(typeof flush!="function")flush=null;return construct(options,transform,flush)}}module.exports=through2(function(options,transform,flush){var t2=new DestroyableTransform(options);t2._transform=transform;if(flush)t2._flush=flush;return t2});module.exports.ctor=through2(function(options,transform,flush){function Through2(override){if(!(this instanceof Through2))return new Through2(override);this.options=xtend(options,override);DestroyableTransform.call(this,this.options)}inherits(Through2,DestroyableTransform);Through2.prototype._transform=transform;if(flush)Through2.prototype._flush=flush;return Through2});module.exports.obj=through2(function(options,transform,flush){var t2=new DestroyableTransform(xtend({objectMode:true,highWaterMark:16},options));t2._transform=transform;if(flush)t2._flush=flush;return t2})}).call(this,require("_process"))},{_process:62,"readable-stream/transform":47,util:84,xtend:49}],49:[function(require,module,exports){module.exports=extend;var hasOwnProperty=Object.prototype.hasOwnProperty;function extend(){var target={};for(var i=0;i<arguments.length;i++){var source=arguments[i];for(var key in source){if(hasOwnProperty.call(source,key)){target[key]=source[key]}}}return target}},{}],50:[function(require,module,exports){(function(process,Buffer){var through=require("through2");var duplexify=require("duplexify");var WS=require("ws");module.exports=WebSocketStream;function WebSocketStream(target,protocols){var stream,socket;var socketWrite=process.title==="browser"?socketWriteBrowser:socketWriteNode;var proxy=through.obj(socketWrite,socketEnd);if(typeof target==="object"){socket=target}else{socket=new WS(target,protocols);socket.binaryType="arraybuffer"}if(socket.readyState===1){stream=proxy}else{stream=duplexify.obj();socket.addEventListener("open",onready)}stream.socket=socket;socket.addEventListener("close",onclose);socket.addEventListener("error",onerror);socket.addEventListener("message",onmessage);proxy.on("close",destroy);function socketWriteNode(chunk,enc,next){socket.send(chunk,next)}function socketWriteBrowser(chunk,enc,next){try{socket.send(chunk)}catch(err){return next(err)}next()}function socketEnd(done){socket.close();done()}function onready(){stream.setReadable(proxy);stream.setWritable(proxy);stream.emit("connect")}function onclose(){stream.end();stream.destroy()}function onerror(err){stream.destroy(err)}function onmessage(event){var data=event.data;if(data instanceof ArrayBuffer)data=new Buffer(new Uint8Array(data));else data=new Buffer(data);proxy.push(data)}function destroy(){socket.close()}return stream}}).call(this,require("_process"),require("buffer").Buffer)},{_process:62,buffer:55,duplexify:24,through2:48,ws:51}],51:[function(require,module,exports){var global=function(){return this}();var WebSocket=global.WebSocket||global.MozWebSocket;

module.exports=WebSocket?ws:null;function ws(uri,protocols,opts){var instance;if(protocols){instance=new WebSocket(uri,protocols)}else{instance=new WebSocket(uri)}return instance}if(WebSocket)ws.prototype=WebSocket.prototype},{}],52:[function(require,module,exports){var events=require("events");var util=require("util");var bus=require("../lib/bus");function BusClient(url,secret){events.EventEmitter.call(this);this.url=url;this.bus=bus.create({federate:{poolSize:1,urls:[url],secret:secret}})}util.inherits(BusClient,events.EventEmitter);BusClient.prototype.queue=function(name,cb){var fed=this.bus.federate(this.bus.queue(name),this.url);fed.on("ready",function(q){cb(null,q)});fed.on("error",cb)};BusClient.prototype.channel=function(name,local,remote,cb){var fed=this.bus.federate(this.bus.channel(name,local,remote),this.url);fed.on("ready",function(c){cb(null,c)});fed.on("error",cb)};BusClient.prototype.pubsub=function(name,cb){var fed=this.bus.federate(this.bus.pubsub(name),this.url);fed.on("ready",function(q){cb(null,q)});fed.on("error",cb)};BusClient.prototype.persistify=function(name,object,attributes,cb){var fed=this.bus.federate(this.bus.persistify(name,object,attributes),this.url);fed.on("ready",function(p){cb(null,p)});fed.on("error",cb)};exports=module.exports=function(url,secret){return new BusClient(url,secret)}},{"../lib/bus":4,events:59,util:84}],53:[function(require,module,exports){arguments[4][2][0].apply(exports,arguments)},{dup:2}],54:[function(require,module,exports){arguments[4][2][0].apply(exports,arguments)},{dup:2}],55:[function(require,module,exports){var base64=require("base64-js");var ieee754=require("ieee754");var isArray=require("is-array");exports.Buffer=Buffer;exports.SlowBuffer=SlowBuffer;exports.INSPECT_MAX_BYTES=50;Buffer.poolSize=8192;var rootParent={};Buffer.TYPED_ARRAY_SUPPORT=function(){function Bar(){}try{var arr=new Uint8Array(1);arr.foo=function(){return 42};arr.constructor=Bar;return arr.foo()===42&&arr.constructor===Bar&&typeof arr.subarray==="function"&&arr.subarray(1,1).byteLength===0}catch(e){return false}}();function kMaxLength(){return Buffer.TYPED_ARRAY_SUPPORT?2147483647:1073741823}function Buffer(arg){if(!(this instanceof Buffer)){if(arguments.length>1)return new Buffer(arg,arguments[1]);return new Buffer(arg)}this.length=0;this.parent=undefined;if(typeof arg==="number"){return fromNumber(this,arg)}if(typeof arg==="string"){return fromString(this,arg,arguments.length>1?arguments[1]:"utf8")}return fromObject(this,arg)}function fromNumber(that,length){that=allocate(that,length<0?0:checked(length)|0);if(!Buffer.TYPED_ARRAY_SUPPORT){for(var i=0;i<length;i++){that[i]=0}}return that}function fromString(that,string,encoding){if(typeof encoding!=="string"||encoding==="")encoding="utf8";var length=byteLength(string,encoding)|0;that=allocate(that,length);that.write(string,encoding);return that}function fromObject(that,object){if(Buffer.isBuffer(object))return fromBuffer(that,object);if(isArray(object))return fromArray(that,object);if(object==null){throw new TypeError("must start with number, buffer, array or string")}if(typeof ArrayBuffer!=="undefined"){if(object.buffer instanceof ArrayBuffer){return fromTypedArray(that,object)}if(object instanceof ArrayBuffer){return fromArrayBuffer(that,object)}}if(object.length)return fromArrayLike(that,object);return fromJsonObject(that,object)}function fromBuffer(that,buffer){var length=checked(buffer.length)|0;that=allocate(that,length);buffer.copy(that,0,0,length);return that}function fromArray(that,array){var length=checked(array.length)|0;that=allocate(that,length);for(var i=0;i<length;i+=1){that[i]=array[i]&255}return that}function fromTypedArray(that,array){var length=checked(array.length)|0;that=allocate(that,length);for(var i=0;i<length;i+=1){that[i]=array[i]&255}return that}function fromArrayBuffer(that,array){if(Buffer.TYPED_ARRAY_SUPPORT){array.byteLength;that=Buffer._augment(new Uint8Array(array))}else{that=fromTypedArray(that,new Uint8Array(array))}return that}function fromArrayLike(that,array){var length=checked(array.length)|0;that=allocate(that,length);for(var i=0;i<length;i+=1){that[i]=array[i]&255}return that}function fromJsonObject(that,object){var array;var length=0;if(object.type==="Buffer"&&isArray(object.data)){array=object.data;length=checked(array.length)|0}that=allocate(that,length);for(var i=0;i<length;i+=1){that[i]=array[i]&255}return that}function allocate(that,length){if(Buffer.TYPED_ARRAY_SUPPORT){that=Buffer._augment(new Uint8Array(length))}else{that.length=length;that._isBuffer=true}var fromPool=length!==0&&length<=Buffer.poolSize>>>1;if(fromPool)that.parent=rootParent;return that}function checked(length){if(length>=kMaxLength()){throw new RangeError("Attempt to allocate Buffer larger than maximum "+"size: 0x"+kMaxLength().toString(16)+" bytes")}return length|0}function SlowBuffer(subject,encoding){if(!(this instanceof SlowBuffer))return new SlowBuffer(subject,encoding);var buf=new Buffer(subject,encoding);delete buf.parent;return buf}Buffer.isBuffer=function isBuffer(b){return!!(b!=null&&b._isBuffer)};Buffer.compare=function compare(a,b){if(!Buffer.isBuffer(a)||!Buffer.isBuffer(b)){throw new TypeError("Arguments must be Buffers")}if(a===b)return 0;var x=a.length;var y=b.length;var i=0;var len=Math.min(x,y);while(i<len){if(a[i]!==b[i])break;++i}if(i!==len){x=a[i];y=b[i]}if(x<y)return-1;if(y<x)return 1;return 0};Buffer.isEncoding=function isEncoding(encoding){switch(String(encoding).toLowerCase()){case"hex":case"utf8":case"utf-8":case"ascii":case"binary":case"base64":case"raw":case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return true;default:return false}};Buffer.concat=function concat(list,length){if(!isArray(list))throw new TypeError("list argument must be an Array of Buffers.");if(list.length===0){return new Buffer(0)}var i;if(length===undefined){length=0;for(i=0;i<list.length;i++){length+=list[i].length}}var buf=new Buffer(length);var pos=0;for(i=0;i<list.length;i++){var item=list[i];item.copy(buf,pos);pos+=item.length}return buf};function byteLength(string,encoding){if(typeof string!=="string")string=""+string;var len=string.length;if(len===0)return 0;var loweredCase=false;for(;;){switch(encoding){case"ascii":case"binary":case"raw":case"raws":return len;case"utf8":case"utf-8":return utf8ToBytes(string).length;case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return len*2;case"hex":return len>>>1;case"base64":return base64ToBytes(string).length;default:if(loweredCase)return utf8ToBytes(string).length;encoding=(""+encoding).toLowerCase();loweredCase=true}}}Buffer.byteLength=byteLength;Buffer.prototype.length=undefined;Buffer.prototype.parent=undefined;function slowToString(encoding,start,end){var loweredCase=false;start=start|0;end=end===undefined||end===Infinity?this.length:end|0;if(!encoding)encoding="utf8";if(start<0)start=0;if(end>this.length)end=this.length;if(end<=start)return"";while(true){switch(encoding){case"hex":return hexSlice(this,start,end);case"utf8":case"utf-8":return utf8Slice(this,start,end);case"ascii":return asciiSlice(this,start,end);case"binary":return binarySlice(this,start,end);case"base64":return base64Slice(this,start,end);case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return utf16leSlice(this,start,end);default:if(loweredCase)throw new TypeError("Unknown encoding: "+encoding);encoding=(encoding+"").toLowerCase();loweredCase=true}}}Buffer.prototype.toString=function toString(){var length=this.length|0;if(length===0)return"";if(arguments.length===0)return utf8Slice(this,0,length);return slowToString.apply(this,arguments)};Buffer.prototype.equals=function equals(b){if(!Buffer.isBuffer(b))throw new TypeError("Argument must be a Buffer");if(this===b)return true;return Buffer.compare(this,b)===0};Buffer.prototype.inspect=function inspect(){var str="";var max=exports.INSPECT_MAX_BYTES;if(this.length>0){str=this.toString("hex",0,max).match(/.{2}/g).join(" ");if(this.length>max)str+=" ... "}return"<Buffer "+str+">"};Buffer.prototype.compare=function compare(b){if(!Buffer.isBuffer(b))throw new TypeError("Argument must be a Buffer");if(this===b)return 0;return Buffer.compare(this,b)};Buffer.prototype.indexOf=function indexOf(val,byteOffset){if(byteOffset>2147483647)byteOffset=2147483647;else if(byteOffset<-2147483648)byteOffset=-2147483648;byteOffset>>=0;if(this.length===0)return-1;if(byteOffset>=this.length)return-1;if(byteOffset<0)byteOffset=Math.max(this.length+byteOffset,0);if(typeof val==="string"){if(val.length===0)return-1;return String.prototype.indexOf.call(this,val,byteOffset)}if(Buffer.isBuffer(val)){return arrayIndexOf(this,val,byteOffset)}if(typeof val==="number"){if(Buffer.TYPED_ARRAY_SUPPORT&&Uint8Array.prototype.indexOf==="function"){return Uint8Array.prototype.indexOf.call(this,val,byteOffset)}return arrayIndexOf(this,[val],byteOffset)}function arrayIndexOf(arr,val,byteOffset){var foundIndex=-1;for(var i=0;byteOffset+i<arr.length;i++){if(arr[byteOffset+i]===val[foundIndex===-1?0:i-foundIndex]){if(foundIndex===-1)foundIndex=i;if(i-foundIndex+1===val.length)return byteOffset+foundIndex}else{foundIndex=-1}}return-1}throw new TypeError("val must be string, number or Buffer")};Buffer.prototype.get=function get(offset){console.log(".get() is deprecated. Access using array indexes instead.");return this.readUInt8(offset)};Buffer.prototype.set=function set(v,offset){console.log(".set() is deprecated. Access using array indexes instead.");return this.writeUInt8(v,offset)};function hexWrite(buf,string,offset,length){offset=Number(offset)||0;var remaining=buf.length-offset;if(!length){length=remaining}else{length=Number(length);if(length>remaining){length=remaining}}var strLen=string.length;if(strLen%2!==0)throw new Error("Invalid hex string");if(length>strLen/2){length=strLen/2}for(var i=0;i<length;i++){var parsed=parseInt(string.substr(i*2,2),16);if(isNaN(parsed))throw new Error("Invalid hex string");buf[offset+i]=parsed}return i}function utf8Write(buf,string,offset,length){return blitBuffer(utf8ToBytes(string,buf.length-offset),buf,offset,length)}function asciiWrite(buf,string,offset,length){return blitBuffer(asciiToBytes(string),buf,offset,length)}function binaryWrite(buf,string,offset,length){return asciiWrite(buf,string,offset,length)}function base64Write(buf,string,offset,length){return blitBuffer(base64ToBytes(string),buf,offset,length)}function ucs2Write(buf,string,offset,length){return blitBuffer(utf16leToBytes(string,buf.length-offset),buf,offset,length)}Buffer.prototype.write=function write(string,offset,length,encoding){if(offset===undefined){encoding="utf8";length=this.length;offset=0}else if(length===undefined&&typeof offset==="string"){encoding=offset;length=this.length;offset=0}else if(isFinite(offset)){offset=offset|0;if(isFinite(length)){length=length|0;if(encoding===undefined)encoding="utf8"}else{encoding=length;length=undefined}}else{var swap=encoding;encoding=offset;offset=length|0;length=swap}var remaining=this.length-offset;if(length===undefined||length>remaining)length=remaining;if(string.length>0&&(length<0||offset<0)||offset>this.length){throw new RangeError("attempt to write outside buffer bounds")}if(!encoding)encoding="utf8";var loweredCase=false;for(;;){switch(encoding){case"hex":return hexWrite(this,string,offset,length);case"utf8":case"utf-8":return utf8Write(this,string,offset,length);case"ascii":return asciiWrite(this,string,offset,length);case"binary":return binaryWrite(this,string,offset,length);case"base64":return base64Write(this,string,offset,length);case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return ucs2Write(this,string,offset,length);default:if(loweredCase)throw new TypeError("Unknown encoding: "+encoding);encoding=(""+encoding).toLowerCase();loweredCase=true}}};Buffer.prototype.toJSON=function toJSON(){return{type:"Buffer",data:Array.prototype.slice.call(this._arr||this,0)}};function base64Slice(buf,start,end){if(start===0&&end===buf.length){return base64.fromByteArray(buf)}else{return base64.fromByteArray(buf.slice(start,end))}}function utf8Slice(buf,start,end){var res="";var tmp="";end=Math.min(buf.length,end);for(var i=start;i<end;i++){if(buf[i]<=127){res+=decodeUtf8Char(tmp)+String.fromCharCode(buf[i]);tmp=""}else{tmp+="%"+buf[i].toString(16)}}return res+decodeUtf8Char(tmp)}function asciiSlice(buf,start,end){var ret="";end=Math.min(buf.length,end);for(var i=start;i<end;i++){ret+=String.fromCharCode(buf[i]&127)}return ret}function binarySlice(buf,start,end){var ret="";end=Math.min(buf.length,end);for(var i=start;i<end;i++){ret+=String.fromCharCode(buf[i])}return ret}function hexSlice(buf,start,end){var len=buf.length;if(!start||start<0)start=0;if(!end||end<0||end>len)end=len;var out="";for(var i=start;i<end;i++){out+=toHex(buf[i])}return out}function utf16leSlice(buf,start,end){var bytes=buf.slice(start,end);var res="";for(var i=0;i<bytes.length;i+=2){res+=String.fromCharCode(bytes[i]+bytes[i+1]*256)}return res}Buffer.prototype.slice=function slice(start,end){var len=this.length;start=~~start;end=end===undefined?len:~~end;if(start<0){start+=len;if(start<0)start=0}else if(start>len){start=len}if(end<0){end+=len;if(end<0)end=0}else if(end>len){end=len}if(end<start)end=start;var newBuf;if(Buffer.TYPED_ARRAY_SUPPORT){newBuf=Buffer._augment(this.subarray(start,end))}else{var sliceLen=end-start;newBuf=new Buffer(sliceLen,undefined);for(var i=0;i<sliceLen;i++){newBuf[i]=this[i+start]}}if(newBuf.length)newBuf.parent=this.parent||this;return newBuf};function checkOffset(offset,ext,length){if(offset%1!==0||offset<0)throw new RangeError("offset is not uint");if(offset+ext>length)throw new RangeError("Trying to access beyond buffer length")}Buffer.prototype.readUIntLE=function readUIntLE(offset,byteLength,noAssert){offset=offset|0;byteLength=byteLength|0;if(!noAssert)checkOffset(offset,byteLength,this.length);var val=this[offset];var mul=1;var i=0;while(++i<byteLength&&(mul*=256)){val+=this[offset+i]*mul}return val};Buffer.prototype.readUIntBE=function readUIntBE(offset,byteLength,noAssert){offset=offset|0;byteLength=byteLength|0;if(!noAssert){checkOffset(offset,byteLength,this.length)}var val=this[offset+--byteLength];var mul=1;while(byteLength>0&&(mul*=256)){val+=this[offset+--byteLength]*mul}return val};Buffer.prototype.readUInt8=function readUInt8(offset,noAssert){if(!noAssert)checkOffset(offset,1,this.length);return this[offset]};Buffer.prototype.readUInt16LE=function readUInt16LE(offset,noAssert){if(!noAssert)checkOffset(offset,2,this.length);return this[offset]|this[offset+1]<<8};Buffer.prototype.readUInt16BE=function readUInt16BE(offset,noAssert){if(!noAssert)checkOffset(offset,2,this.length);return this[offset]<<8|this[offset+1]};Buffer.prototype.readUInt32LE=function readUInt32LE(offset,noAssert){if(!noAssert)checkOffset(offset,4,this.length);return(this[offset]|this[offset+1]<<8|this[offset+2]<<16)+this[offset+3]*16777216};Buffer.prototype.readUInt32BE=function readUInt32BE(offset,noAssert){if(!noAssert)checkOffset(offset,4,this.length);return this[offset]*16777216+(this[offset+1]<<16|this[offset+2]<<8|this[offset+3])};Buffer.prototype.readIntLE=function readIntLE(offset,byteLength,noAssert){offset=offset|0;byteLength=byteLength|0;if(!noAssert)checkOffset(offset,byteLength,this.length);var val=this[offset];var mul=1;var i=0;while(++i<byteLength&&(mul*=256)){val+=this[offset+i]*mul}mul*=128;if(val>=mul)val-=Math.pow(2,8*byteLength);return val};Buffer.prototype.readIntBE=function readIntBE(offset,byteLength,noAssert){offset=offset|0;byteLength=byteLength|0;if(!noAssert)checkOffset(offset,byteLength,this.length);var i=byteLength;var mul=1;var val=this[offset+--i];while(i>0&&(mul*=256)){val+=this[offset+--i]*mul}mul*=128;if(val>=mul)val-=Math.pow(2,8*byteLength);return val};Buffer.prototype.readInt8=function readInt8(offset,noAssert){if(!noAssert)checkOffset(offset,1,this.length);if(!(this[offset]&128))return this[offset];return(255-this[offset]+1)*-1};Buffer.prototype.readInt16LE=function readInt16LE(offset,noAssert){if(!noAssert)checkOffset(offset,2,this.length);var val=this[offset]|this[offset+1]<<8;return val&32768?val|4294901760:val};Buffer.prototype.readInt16BE=function readInt16BE(offset,noAssert){if(!noAssert)checkOffset(offset,2,this.length);var val=this[offset+1]|this[offset]<<8;return val&32768?val|4294901760:val};Buffer.prototype.readInt32LE=function readInt32LE(offset,noAssert){if(!noAssert)checkOffset(offset,4,this.length);return this[offset]|this[offset+1]<<8|this[offset+2]<<16|this[offset+3]<<24};Buffer.prototype.readInt32BE=function readInt32BE(offset,noAssert){if(!noAssert)checkOffset(offset,4,this.length);return this[offset]<<24|this[offset+1]<<16|this[offset+2]<<8|this[offset+3]};Buffer.prototype.readFloatLE=function readFloatLE(offset,noAssert){if(!noAssert)checkOffset(offset,4,this.length);return ieee754.read(this,offset,true,23,4)};Buffer.prototype.readFloatBE=function readFloatBE(offset,noAssert){if(!noAssert)checkOffset(offset,4,this.length);return ieee754.read(this,offset,false,23,4)};Buffer.prototype.readDoubleLE=function readDoubleLE(offset,noAssert){if(!noAssert)checkOffset(offset,8,this.length);return ieee754.read(this,offset,true,52,8)};Buffer.prototype.readDoubleBE=function readDoubleBE(offset,noAssert){if(!noAssert)checkOffset(offset,8,this.length);return ieee754.read(this,offset,false,52,8)};function checkInt(buf,value,offset,ext,max,min){if(!Buffer.isBuffer(buf))throw new TypeError("buffer must be a Buffer instance");if(value>max||value<min)throw new RangeError("value is out of bounds");if(offset+ext>buf.length)throw new RangeError("index out of range")}Buffer.prototype.writeUIntLE=function writeUIntLE(value,offset,byteLength,noAssert){value=+value;offset=offset|0;byteLength=byteLength|0;if(!noAssert)checkInt(this,value,offset,byteLength,Math.pow(2,8*byteLength),0);var mul=1;var i=0;this[offset]=value&255;while(++i<byteLength&&(mul*=256)){this[offset+i]=value/mul&255}return offset+byteLength};Buffer.prototype.writeUIntBE=function writeUIntBE(value,offset,byteLength,noAssert){value=+value;offset=offset|0;byteLength=byteLength|0;if(!noAssert)checkInt(this,value,offset,byteLength,Math.pow(2,8*byteLength),0);var i=byteLength-1;var mul=1;this[offset+i]=value&255;while(--i>=0&&(mul*=256)){this[offset+i]=value/mul&255}return offset+byteLength};Buffer.prototype.writeUInt8=function writeUInt8(value,offset,noAssert){value=+value;offset=offset|0;if(!noAssert)checkInt(this,value,offset,1,255,0);if(!Buffer.TYPED_ARRAY_SUPPORT)value=Math.floor(value);this[offset]=value;return offset+1};function objectWriteUInt16(buf,value,offset,littleEndian){if(value<0)value=65535+value+1;for(var i=0,j=Math.min(buf.length-offset,2);i<j;i++){buf[offset+i]=(value&255<<8*(littleEndian?i:1-i))>>>(littleEndian?i:1-i)*8}}Buffer.prototype.writeUInt16LE=function writeUInt16LE(value,offset,noAssert){value=+value;offset=offset|0;if(!noAssert)checkInt(this,value,offset,2,65535,0);if(Buffer.TYPED_ARRAY_SUPPORT){this[offset]=value;this[offset+1]=value>>>8}else{objectWriteUInt16(this,value,offset,true)}return offset+2};Buffer.prototype.writeUInt16BE=function writeUInt16BE(value,offset,noAssert){value=+value;offset=offset|0;if(!noAssert)checkInt(this,value,offset,2,65535,0);if(Buffer.TYPED_ARRAY_SUPPORT){this[offset]=value>>>8;this[offset+1]=value}else{objectWriteUInt16(this,value,offset,false)}return offset+2};function objectWriteUInt32(buf,value,offset,littleEndian){if(value<0)value=4294967295+value+1;for(var i=0,j=Math.min(buf.length-offset,4);i<j;i++){buf[offset+i]=value>>>(littleEndian?i:3-i)*8&255}}Buffer.prototype.writeUInt32LE=function writeUInt32LE(value,offset,noAssert){value=+value;offset=offset|0;if(!noAssert)checkInt(this,value,offset,4,4294967295,0);if(Buffer.TYPED_ARRAY_SUPPORT){this[offset+3]=value>>>24;this[offset+2]=value>>>16;this[offset+1]=value>>>8;this[offset]=value}else{objectWriteUInt32(this,value,offset,true)}return offset+4};Buffer.prototype.writeUInt32BE=function writeUInt32BE(value,offset,noAssert){value=+value;offset=offset|0;if(!noAssert)checkInt(this,value,offset,4,4294967295,0);if(Buffer.TYPED_ARRAY_SUPPORT){this[offset]=value>>>24;this[offset+1]=value>>>16;this[offset+2]=value>>>8;this[offset+3]=value}else{objectWriteUInt32(this,value,offset,false)}return offset+4};Buffer.prototype.writeIntLE=function writeIntLE(value,offset,byteLength,noAssert){value=+value;offset=offset|0;if(!noAssert){var limit=Math.pow(2,8*byteLength-1);checkInt(this,value,offset,byteLength,limit-1,-limit)}var i=0;var mul=1;var sub=value<0?1:0;this[offset]=value&255;while(++i<byteLength&&(mul*=256)){this[offset+i]=(value/mul>>0)-sub&255}return offset+byteLength};Buffer.prototype.writeIntBE=function writeIntBE(value,offset,byteLength,noAssert){value=+value;offset=offset|0;if(!noAssert){var limit=Math.pow(2,8*byteLength-1);checkInt(this,value,offset,byteLength,limit-1,-limit)}var i=byteLength-1;var mul=1;var sub=value<0?1:0;this[offset+i]=value&255;while(--i>=0&&(mul*=256)){this[offset+i]=(value/mul>>0)-sub&255}return offset+byteLength};Buffer.prototype.writeInt8=function writeInt8(value,offset,noAssert){value=+value;offset=offset|0;if(!noAssert)checkInt(this,value,offset,1,127,-128);if(!Buffer.TYPED_ARRAY_SUPPORT)value=Math.floor(value);if(value<0)value=255+value+1;this[offset]=value;return offset+1};Buffer.prototype.writeInt16LE=function writeInt16LE(value,offset,noAssert){value=+value;offset=offset|0;if(!noAssert)checkInt(this,value,offset,2,32767,-32768);if(Buffer.TYPED_ARRAY_SUPPORT){this[offset]=value;this[offset+1]=value>>>8}else{objectWriteUInt16(this,value,offset,true)}return offset+2};Buffer.prototype.writeInt16BE=function writeInt16BE(value,offset,noAssert){value=+value;offset=offset|0;if(!noAssert)checkInt(this,value,offset,2,32767,-32768);if(Buffer.TYPED_ARRAY_SUPPORT){this[offset]=value>>>8;this[offset+1]=value}else{objectWriteUInt16(this,value,offset,false)}return offset+2};Buffer.prototype.writeInt32LE=function writeInt32LE(value,offset,noAssert){value=+value;offset=offset|0;if(!noAssert)checkInt(this,value,offset,4,2147483647,-2147483648);if(Buffer.TYPED_ARRAY_SUPPORT){this[offset]=value;this[offset+1]=value>>>8;this[offset+2]=value>>>16;this[offset+3]=value>>>24}else{objectWriteUInt32(this,value,offset,true)}return offset+4};Buffer.prototype.writeInt32BE=function writeInt32BE(value,offset,noAssert){value=+value;offset=offset|0;if(!noAssert)checkInt(this,value,offset,4,2147483647,-2147483648);if(value<0)value=4294967295+value+1;if(Buffer.TYPED_ARRAY_SUPPORT){this[offset]=value>>>24;this[offset+1]=value>>>16;this[offset+2]=value>>>8;this[offset+3]=value}else{objectWriteUInt32(this,value,offset,false)}return offset+4};function checkIEEE754(buf,value,offset,ext,max,min){if(value>max||value<min)throw new RangeError("value is out of bounds");if(offset+ext>buf.length)throw new RangeError("index out of range");if(offset<0)throw new RangeError("index out of range")}function writeFloat(buf,value,offset,littleEndian,noAssert){if(!noAssert){checkIEEE754(buf,value,offset,4,3.4028234663852886e38,-3.4028234663852886e38)}ieee754.write(buf,value,offset,littleEndian,23,4);return offset+4}Buffer.prototype.writeFloatLE=function writeFloatLE(value,offset,noAssert){return writeFloat(this,value,offset,true,noAssert)};Buffer.prototype.writeFloatBE=function writeFloatBE(value,offset,noAssert){return writeFloat(this,value,offset,false,noAssert)};function writeDouble(buf,value,offset,littleEndian,noAssert){if(!noAssert){checkIEEE754(buf,value,offset,8,1.7976931348623157e308,-1.7976931348623157e308)}ieee754.write(buf,value,offset,littleEndian,52,8);return offset+8}Buffer.prototype.writeDoubleLE=function writeDoubleLE(value,offset,noAssert){return writeDouble(this,value,offset,true,noAssert)};Buffer.prototype.writeDoubleBE=function writeDoubleBE(value,offset,noAssert){return writeDouble(this,value,offset,false,noAssert)};Buffer.prototype.copy=function copy(target,targetStart,start,end){if(!start)start=0;if(!end&&end!==0)end=this.length;if(targetStart>=target.length)targetStart=target.length;if(!targetStart)targetStart=0;if(end>0&&end<start)end=start;if(end===start)return 0;if(target.length===0||this.length===0)return 0;if(targetStart<0){throw new RangeError("targetStart out of bounds")}if(start<0||start>=this.length)throw new RangeError("sourceStart out of bounds");if(end<0)throw new RangeError("sourceEnd out of bounds");if(end>this.length)end=this.length;if(target.length-targetStart<end-start){end=target.length-targetStart+start}var len=end-start;if(len<1e3||!Buffer.TYPED_ARRAY_SUPPORT){for(var i=0;i<len;i++){target[i+targetStart]=this[i+start]}}else{target._set(this.subarray(start,start+len),targetStart)}return len};Buffer.prototype.fill=function fill(value,start,end){if(!value)value=0;if(!start)start=0;if(!end)end=this.length;if(end<start)throw new RangeError("end < start");if(end===start)return;if(this.length===0)return;if(start<0||start>=this.length)throw new RangeError("start out of bounds");if(end<0||end>this.length)throw new RangeError("end out of bounds");var i;if(typeof value==="number"){for(i=start;i<end;i++){this[i]=value}}else{var bytes=utf8ToBytes(value.toString());var len=bytes.length;for(i=start;i<end;i++){this[i]=bytes[i%len]}}return this};Buffer.prototype.toArrayBuffer=function toArrayBuffer(){if(typeof Uint8Array!=="undefined"){if(Buffer.TYPED_ARRAY_SUPPORT){return new Buffer(this).buffer}else{var buf=new Uint8Array(this.length);for(var i=0,len=buf.length;i<len;i+=1){buf[i]=this[i]}return buf.buffer}}else{throw new TypeError("Buffer.toArrayBuffer not supported in this browser")}};var BP=Buffer.prototype;Buffer._augment=function _augment(arr){arr.constructor=Buffer;arr._isBuffer=true;arr._set=arr.set;arr.get=BP.get;arr.set=BP.set;arr.write=BP.write;arr.toString=BP.toString;arr.toLocaleString=BP.toString;arr.toJSON=BP.toJSON;arr.equals=BP.equals;arr.compare=BP.compare;arr.indexOf=BP.indexOf;arr.copy=BP.copy;arr.slice=BP.slice;arr.readUIntLE=BP.readUIntLE;arr.readUIntBE=BP.readUIntBE;arr.readUInt8=BP.readUInt8;arr.readUInt16LE=BP.readUInt16LE;arr.readUInt16BE=BP.readUInt16BE;arr.readUInt32LE=BP.readUInt32LE;arr.readUInt32BE=BP.readUInt32BE;arr.readIntLE=BP.readIntLE;arr.readIntBE=BP.readIntBE;arr.readInt8=BP.readInt8;arr.readInt16LE=BP.readInt16LE;arr.readInt16BE=BP.readInt16BE;arr.readInt32LE=BP.readInt32LE;arr.readInt32BE=BP.readInt32BE;arr.readFloatLE=BP.readFloatLE;arr.readFloatBE=BP.readFloatBE;arr.readDoubleLE=BP.readDoubleLE;arr.readDoubleBE=BP.readDoubleBE;arr.writeUInt8=BP.writeUInt8;arr.writeUIntLE=BP.writeUIntLE;arr.writeUIntBE=BP.writeUIntBE;arr.writeUInt16LE=BP.writeUInt16LE;arr.writeUInt16BE=BP.writeUInt16BE;arr.writeUInt32LE=BP.writeUInt32LE;arr.writeUInt32BE=BP.writeUInt32BE;arr.writeIntLE=BP.writeIntLE;arr.writeIntBE=BP.writeIntBE;arr.writeInt8=BP.writeInt8;arr.writeInt16LE=BP.writeInt16LE;arr.writeInt16BE=BP.writeInt16BE;arr.writeInt32LE=BP.writeInt32LE;arr.writeInt32BE=BP.writeInt32BE;arr.writeFloatLE=BP.writeFloatLE;arr.writeFloatBE=BP.writeFloatBE;arr.writeDoubleLE=BP.writeDoubleLE;arr.writeDoubleBE=BP.writeDoubleBE;arr.fill=BP.fill;arr.inspect=BP.inspect;arr.toArrayBuffer=BP.toArrayBuffer;return arr};var INVALID_BASE64_RE=/[^+\/0-9A-Za-z-_]/g;function base64clean(str){str=stringtrim(str).replace(INVALID_BASE64_RE,"");if(str.length<2)return"";while(str.length%4!==0){str=str+"="}return str}function stringtrim(str){if(str.trim)return str.trim();return str.replace(/^\s+|\s+$/g,"")}function toHex(n){if(n<16)return"0"+n.toString(16);return n.toString(16)}function utf8ToBytes(string,units){units=units||Infinity;var codePoint;var length=string.length;var leadSurrogate=null;var bytes=[];var i=0;for(;i<length;i++){codePoint=string.charCodeAt(i);if(codePoint>55295&&codePoint<57344){if(leadSurrogate){if(codePoint<56320){if((units-=3)>-1)bytes.push(239,191,189);leadSurrogate=codePoint;continue}else{codePoint=leadSurrogate-55296<<10|codePoint-56320|65536;leadSurrogate=null}}else{if(codePoint>56319){if((units-=3)>-1)bytes.push(239,191,189);continue}else if(i+1===length){if((units-=3)>-1)bytes.push(239,191,189);continue}else{leadSurrogate=codePoint;continue}}}else if(leadSurrogate){if((units-=3)>-1)bytes.push(239,191,189);leadSurrogate=null}if(codePoint<128){if((units-=1)<0)break;bytes.push(codePoint)}else if(codePoint<2048){if((units-=2)<0)break;bytes.push(codePoint>>6|192,codePoint&63|128)}else if(codePoint<65536){if((units-=3)<0)break;bytes.push(codePoint>>12|224,codePoint>>6&63|128,codePoint&63|128)}else if(codePoint<2097152){if((units-=4)<0)break;bytes.push(codePoint>>18|240,codePoint>>12&63|128,codePoint>>6&63|128,codePoint&63|128)}else{throw new Error("Invalid code point")}}return bytes}function asciiToBytes(str){var byteArray=[];for(var i=0;i<str.length;i++){byteArray.push(str.charCodeAt(i)&255)}return byteArray}function utf16leToBytes(str,units){var c,hi,lo;var byteArray=[];for(var i=0;i<str.length;i++){if((units-=2)<0)break;c=str.charCodeAt(i);hi=c>>8;lo=c%256;byteArray.push(lo);byteArray.push(hi)}return byteArray}function base64ToBytes(str){return base64.toByteArray(base64clean(str))}function blitBuffer(src,dst,offset,length){for(var i=0;i<length;i++){if(i+offset>=dst.length||i>=src.length)break;dst[i+offset]=src[i]}return i}function decodeUtf8Char(str){try{return decodeURIComponent(str)}catch(err){return String.fromCharCode(65533)}}},{"base64-js":56,ieee754:57,"is-array":58}],56:[function(require,module,exports){var lookup="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";(function(exports){"use strict";var Arr=typeof Uint8Array!=="undefined"?Uint8Array:Array;var PLUS="+".charCodeAt(0);var SLASH="/".charCodeAt(0);var NUMBER="0".charCodeAt(0);var LOWER="a".charCodeAt(0);var UPPER="A".charCodeAt(0);var PLUS_URL_SAFE="-".charCodeAt(0);var SLASH_URL_SAFE="_".charCodeAt(0);function decode(elt){var code=elt.charCodeAt(0);if(code===PLUS||code===PLUS_URL_SAFE)return 62;if(code===SLASH||code===SLASH_URL_SAFE)return 63;if(code<NUMBER)return-1;if(code<NUMBER+10)return code-NUMBER+26+26;if(code<UPPER+26)return code-UPPER;if(code<LOWER+26)return code-LOWER+26}function b64ToByteArray(b64){var i,j,l,tmp,placeHolders,arr;if(b64.length%4>0){throw new Error("Invalid string. Length must be a multiple of 4")}var len=b64.length;placeHolders="="===b64.charAt(len-2)?2:"="===b64.charAt(len-1)?1:0;arr=new Arr(b64.length*3/4-placeHolders);l=placeHolders>0?b64.length-4:b64.length;var L=0;function push(v){arr[L++]=v}for(i=0,j=0;i<l;i+=4,j+=3){tmp=decode(b64.charAt(i))<<18|decode(b64.charAt(i+1))<<12|decode(b64.charAt(i+2))<<6|decode(b64.charAt(i+3));push((tmp&16711680)>>16);push((tmp&65280)>>8);push(tmp&255)}if(placeHolders===2){tmp=decode(b64.charAt(i))<<2|decode(b64.charAt(i+1))>>4;push(tmp&255)}else if(placeHolders===1){tmp=decode(b64.charAt(i))<<10|decode(b64.charAt(i+1))<<4|decode(b64.charAt(i+2))>>2;push(tmp>>8&255);push(tmp&255)}return arr}function uint8ToBase64(uint8){var i,extraBytes=uint8.length%3,output="",temp,length;function encode(num){return lookup.charAt(num)}function tripletToBase64(num){return encode(num>>18&63)+encode(num>>12&63)+encode(num>>6&63)+encode(num&63)}for(i=0,length=uint8.length-extraBytes;i<length;i+=3){temp=(uint8[i]<<16)+(uint8[i+1]<<8)+uint8[i+2];output+=tripletToBase64(temp)}switch(extraBytes){case 1:temp=uint8[uint8.length-1];output+=encode(temp>>2);output+=encode(temp<<4&63);output+="==";break;case 2:temp=(uint8[uint8.length-2]<<8)+uint8[uint8.length-1];output+=encode(temp>>10);output+=encode(temp>>4&63);output+=encode(temp<<2&63);output+="=";break}return output}exports.toByteArray=b64ToByteArray;exports.fromByteArray=uint8ToBase64})(typeof exports==="undefined"?this.base64js={}:exports)},{}],57:[function(require,module,exports){exports.read=function(buffer,offset,isLE,mLen,nBytes){var e,m;var eLen=nBytes*8-mLen-1;var eMax=(1<<eLen)-1;var eBias=eMax>>1;var nBits=-7;var i=isLE?nBytes-1:0;var d=isLE?-1:1;var s=buffer[offset+i];i+=d;e=s&(1<<-nBits)-1;s>>=-nBits;nBits+=eLen;for(;nBits>0;e=e*256+buffer[offset+i],i+=d,nBits-=8){}m=e&(1<<-nBits)-1;e>>=-nBits;

nBits+=mLen;for(;nBits>0;m=m*256+buffer[offset+i],i+=d,nBits-=8){}if(e===0){e=1-eBias}else if(e===eMax){return m?NaN:(s?-1:1)*Infinity}else{m=m+Math.pow(2,mLen);e=e-eBias}return(s?-1:1)*m*Math.pow(2,e-mLen)};exports.write=function(buffer,value,offset,isLE,mLen,nBytes){var e,m,c;var eLen=nBytes*8-mLen-1;var eMax=(1<<eLen)-1;var eBias=eMax>>1;var rt=mLen===23?Math.pow(2,-24)-Math.pow(2,-77):0;var i=isLE?0:nBytes-1;var d=isLE?1:-1;var s=value<0||value===0&&1/value<0?1:0;value=Math.abs(value);if(isNaN(value)||value===Infinity){m=isNaN(value)?1:0;e=eMax}else{e=Math.floor(Math.log(value)/Math.LN2);if(value*(c=Math.pow(2,-e))<1){e--;c*=2}if(e+eBias>=1){value+=rt/c}else{value+=rt*Math.pow(2,1-eBias)}if(value*c>=2){e++;c/=2}if(e+eBias>=eMax){m=0;e=eMax}else if(e+eBias>=1){m=(value*c-1)*Math.pow(2,mLen);e=e+eBias}else{m=value*Math.pow(2,eBias-1)*Math.pow(2,mLen);e=0}}for(;mLen>=8;buffer[offset+i]=m&255,i+=d,m/=256,mLen-=8){}e=e<<mLen|m;eLen+=mLen;for(;eLen>0;buffer[offset+i]=e&255,i+=d,e/=256,eLen-=8){}buffer[offset+i-d]|=s*128}},{}],58:[function(require,module,exports){var isArray=Array.isArray;var str=Object.prototype.toString;module.exports=isArray||function(val){return!!val&&"[object Array]"==str.call(val)}},{}],59:[function(require,module,exports){function EventEmitter(){this._events=this._events||{};this._maxListeners=this._maxListeners||undefined}module.exports=EventEmitter;EventEmitter.EventEmitter=EventEmitter;EventEmitter.prototype._events=undefined;EventEmitter.prototype._maxListeners=undefined;EventEmitter.defaultMaxListeners=10;EventEmitter.prototype.setMaxListeners=function(n){if(!isNumber(n)||n<0||isNaN(n))throw TypeError("n must be a positive number");this._maxListeners=n;return this};EventEmitter.prototype.emit=function(type){var er,handler,len,args,i,listeners;if(!this._events)this._events={};if(type==="error"){if(!this._events.error||isObject(this._events.error)&&!this._events.error.length){er=arguments[1];if(er instanceof Error){throw er}throw TypeError('Uncaught, unspecified "error" event.')}}handler=this._events[type];if(isUndefined(handler))return false;if(isFunction(handler)){switch(arguments.length){case 1:handler.call(this);break;case 2:handler.call(this,arguments[1]);break;case 3:handler.call(this,arguments[1],arguments[2]);break;default:len=arguments.length;args=new Array(len-1);for(i=1;i<len;i++)args[i-1]=arguments[i];handler.apply(this,args)}}else if(isObject(handler)){len=arguments.length;args=new Array(len-1);for(i=1;i<len;i++)args[i-1]=arguments[i];listeners=handler.slice();len=listeners.length;for(i=0;i<len;i++)listeners[i].apply(this,args)}return true};EventEmitter.prototype.addListener=function(type,listener){var m;if(!isFunction(listener))throw TypeError("listener must be a function");if(!this._events)this._events={};if(this._events.newListener)this.emit("newListener",type,isFunction(listener.listener)?listener.listener:listener);if(!this._events[type])this._events[type]=listener;else if(isObject(this._events[type]))this._events[type].push(listener);else this._events[type]=[this._events[type],listener];if(isObject(this._events[type])&&!this._events[type].warned){var m;if(!isUndefined(this._maxListeners)){m=this._maxListeners}else{m=EventEmitter.defaultMaxListeners}if(m&&m>0&&this._events[type].length>m){this._events[type].warned=true;console.error("(node) warning: possible EventEmitter memory "+"leak detected. %d listeners added. "+"Use emitter.setMaxListeners() to increase limit.",this._events[type].length);if(typeof console.trace==="function"){console.trace()}}}return this};EventEmitter.prototype.on=EventEmitter.prototype.addListener;EventEmitter.prototype.once=function(type,listener){if(!isFunction(listener))throw TypeError("listener must be a function");var fired=false;function g(){this.removeListener(type,g);if(!fired){fired=true;listener.apply(this,arguments)}}g.listener=listener;this.on(type,g);return this};EventEmitter.prototype.removeListener=function(type,listener){var list,position,length,i;if(!isFunction(listener))throw TypeError("listener must be a function");if(!this._events||!this._events[type])return this;list=this._events[type];length=list.length;position=-1;if(list===listener||isFunction(list.listener)&&list.listener===listener){delete this._events[type];if(this._events.removeListener)this.emit("removeListener",type,listener)}else if(isObject(list)){for(i=length;i-->0;){if(list[i]===listener||list[i].listener&&list[i].listener===listener){position=i;break}}if(position<0)return this;if(list.length===1){list.length=0;delete this._events[type]}else{list.splice(position,1)}if(this._events.removeListener)this.emit("removeListener",type,listener)}return this};EventEmitter.prototype.removeAllListeners=function(type){var key,listeners;if(!this._events)return this;if(!this._events.removeListener){if(arguments.length===0)this._events={};else if(this._events[type])delete this._events[type];return this}if(arguments.length===0){for(key in this._events){if(key==="removeListener")continue;this.removeAllListeners(key)}this.removeAllListeners("removeListener");this._events={};return this}listeners=this._events[type];if(isFunction(listeners)){this.removeListener(type,listeners)}else{while(listeners.length)this.removeListener(type,listeners[listeners.length-1])}delete this._events[type];return this};EventEmitter.prototype.listeners=function(type){var ret;if(!this._events||!this._events[type])ret=[];else if(isFunction(this._events[type]))ret=[this._events[type]];else ret=this._events[type].slice();return ret};EventEmitter.listenerCount=function(emitter,type){var ret;if(!emitter._events||!emitter._events[type])ret=0;else if(isFunction(emitter._events[type]))ret=1;else ret=emitter._events[type].length;return ret};function isFunction(arg){return typeof arg==="function"}function isNumber(arg){return typeof arg==="number"}function isObject(arg){return typeof arg==="object"&&arg!==null}function isUndefined(arg){return arg===void 0}},{}],60:[function(require,module,exports){arguments[4][39][0].apply(exports,arguments)},{dup:39}],61:[function(require,module,exports){arguments[4][34][0].apply(exports,arguments)},{dup:34}],62:[function(require,module,exports){var process=module.exports={};var queue=[];var draining=false;var currentQueue;var queueIndex=-1;function cleanUpNextTick(){draining=false;if(currentQueue.length){queue=currentQueue.concat(queue)}else{queueIndex=-1}if(queue.length){drainQueue()}}function drainQueue(){if(draining){return}var timeout=setTimeout(cleanUpNextTick);draining=true;var len=queue.length;while(len){currentQueue=queue;queue=[];while(++queueIndex<len){currentQueue[queueIndex].run()}queueIndex=-1;len=queue.length}currentQueue=null;draining=false;clearTimeout(timeout)}process.nextTick=function(fun){var args=new Array(arguments.length-1);if(arguments.length>1){for(var i=1;i<arguments.length;i++){args[i-1]=arguments[i]}}queue.push(new Item(fun,args));if(queue.length===1&&!draining){setTimeout(drainQueue,0)}};function Item(fun,array){this.fun=fun;this.array=array}Item.prototype.run=function(){this.fun.apply(null,this.array)};process.title="browser";process.browser=true;process.env={};process.argv=[];process.version="";process.versions={};function noop(){}process.on=noop;process.addListener=noop;process.once=noop;process.off=noop;process.removeListener=noop;process.removeAllListeners=noop;process.emit=noop;process.binding=function(name){throw new Error("process.binding is not supported")};process.cwd=function(){return"/"};process.chdir=function(dir){throw new Error("process.chdir is not supported")};process.umask=function(){return 0}},{}],63:[function(require,module,exports){(function(global){(function(root){var freeExports=typeof exports=="object"&&exports&&!exports.nodeType&&exports;var freeModule=typeof module=="object"&&module&&!module.nodeType&&module;var freeGlobal=typeof global=="object"&&global;if(freeGlobal.global===freeGlobal||freeGlobal.window===freeGlobal||freeGlobal.self===freeGlobal){root=freeGlobal}var punycode,maxInt=2147483647,base=36,tMin=1,tMax=26,skew=38,damp=700,initialBias=72,initialN=128,delimiter="-",regexPunycode=/^xn--/,regexNonASCII=/[^\x20-\x7E]/,regexSeparators=/[\x2E\u3002\uFF0E\uFF61]/g,errors={overflow:"Overflow: input needs wider integers to process","not-basic":"Illegal input >= 0x80 (not a basic code point)","invalid-input":"Invalid input"},baseMinusTMin=base-tMin,floor=Math.floor,stringFromCharCode=String.fromCharCode,key;function error(type){throw RangeError(errors[type])}function map(array,fn){var length=array.length;var result=[];while(length--){result[length]=fn(array[length])}return result}function mapDomain(string,fn){var parts=string.split("@");var result="";if(parts.length>1){result=parts[0]+"@";string=parts[1]}string=string.replace(regexSeparators,".");var labels=string.split(".");var encoded=map(labels,fn).join(".");return result+encoded}function ucs2decode(string){var output=[],counter=0,length=string.length,value,extra;while(counter<length){value=string.charCodeAt(counter++);if(value>=55296&&value<=56319&&counter<length){extra=string.charCodeAt(counter++);if((extra&64512)==56320){output.push(((value&1023)<<10)+(extra&1023)+65536)}else{output.push(value);counter--}}else{output.push(value)}}return output}function ucs2encode(array){return map(array,function(value){var output="";if(value>65535){value-=65536;output+=stringFromCharCode(value>>>10&1023|55296);value=56320|value&1023}output+=stringFromCharCode(value);return output}).join("")}function basicToDigit(codePoint){if(codePoint-48<10){return codePoint-22}if(codePoint-65<26){return codePoint-65}if(codePoint-97<26){return codePoint-97}return base}function digitToBasic(digit,flag){return digit+22+75*(digit<26)-((flag!=0)<<5)}function adapt(delta,numPoints,firstTime){var k=0;delta=firstTime?floor(delta/damp):delta>>1;delta+=floor(delta/numPoints);for(;delta>baseMinusTMin*tMax>>1;k+=base){delta=floor(delta/baseMinusTMin)}return floor(k+(baseMinusTMin+1)*delta/(delta+skew))}function decode(input){var output=[],inputLength=input.length,out,i=0,n=initialN,bias=initialBias,basic,j,index,oldi,w,k,digit,t,baseMinusT;basic=input.lastIndexOf(delimiter);if(basic<0){basic=0}for(j=0;j<basic;++j){if(input.charCodeAt(j)>=128){error("not-basic")}output.push(input.charCodeAt(j))}for(index=basic>0?basic+1:0;index<inputLength;){for(oldi=i,w=1,k=base;;k+=base){if(index>=inputLength){error("invalid-input")}digit=basicToDigit(input.charCodeAt(index++));if(digit>=base||digit>floor((maxInt-i)/w)){error("overflow")}i+=digit*w;t=k<=bias?tMin:k>=bias+tMax?tMax:k-bias;if(digit<t){break}baseMinusT=base-t;if(w>floor(maxInt/baseMinusT)){error("overflow")}w*=baseMinusT}out=output.length+1;bias=adapt(i-oldi,out,oldi==0);if(floor(i/out)>maxInt-n){error("overflow")}n+=floor(i/out);i%=out;output.splice(i++,0,n)}return ucs2encode(output)}function encode(input){var n,delta,handledCPCount,basicLength,bias,j,m,q,k,t,currentValue,output=[],inputLength,handledCPCountPlusOne,baseMinusT,qMinusT;input=ucs2decode(input);inputLength=input.length;n=initialN;delta=0;bias=initialBias;for(j=0;j<inputLength;++j){currentValue=input[j];if(currentValue<128){output.push(stringFromCharCode(currentValue))}}handledCPCount=basicLength=output.length;if(basicLength){output.push(delimiter)}while(handledCPCount<inputLength){for(m=maxInt,j=0;j<inputLength;++j){currentValue=input[j];if(currentValue>=n&&currentValue<m){m=currentValue}}handledCPCountPlusOne=handledCPCount+1;if(m-n>floor((maxInt-delta)/handledCPCountPlusOne)){error("overflow")}delta+=(m-n)*handledCPCountPlusOne;n=m;for(j=0;j<inputLength;++j){currentValue=input[j];if(currentValue<n&&++delta>maxInt){error("overflow")}if(currentValue==n){for(q=delta,k=base;;k+=base){t=k<=bias?tMin:k>=bias+tMax?tMax:k-bias;if(q<t){break}qMinusT=q-t;baseMinusT=base-t;output.push(stringFromCharCode(digitToBasic(t+qMinusT%baseMinusT,0)));q=floor(qMinusT/baseMinusT)}output.push(stringFromCharCode(digitToBasic(q,0)));bias=adapt(delta,handledCPCountPlusOne,handledCPCount==basicLength);delta=0;++handledCPCount}}++delta;++n}return output.join("")}function toUnicode(input){return mapDomain(input,function(string){return regexPunycode.test(string)?decode(string.slice(4).toLowerCase()):string})}function toASCII(input){return mapDomain(input,function(string){return regexNonASCII.test(string)?"xn--"+encode(string):string})}punycode={version:"1.3.2",ucs2:{decode:ucs2decode,encode:ucs2encode},decode:decode,encode:encode,toASCII:toASCII,toUnicode:toUnicode};if(typeof define=="function"&&typeof define.amd=="object"&&define.amd){define("punycode",function(){return punycode})}else if(freeExports&&freeModule){if(module.exports==freeExports){freeModule.exports=punycode}else{for(key in punycode){punycode.hasOwnProperty(key)&&(freeExports[key]=punycode[key])}}}else{root.punycode=punycode}})(this)}).call(this,typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{}],64:[function(require,module,exports){"use strict";function hasOwnProperty(obj,prop){return Object.prototype.hasOwnProperty.call(obj,prop)}module.exports=function(qs,sep,eq,options){sep=sep||"&";eq=eq||"=";var obj={};if(typeof qs!=="string"||qs.length===0){return obj}var regexp=/\+/g;qs=qs.split(sep);var maxKeys=1e3;if(options&&typeof options.maxKeys==="number"){maxKeys=options.maxKeys}var len=qs.length;if(maxKeys>0&&len>maxKeys){len=maxKeys}for(var i=0;i<len;++i){var x=qs[i].replace(regexp,"%20"),idx=x.indexOf(eq),kstr,vstr,k,v;if(idx>=0){kstr=x.substr(0,idx);vstr=x.substr(idx+1)}else{kstr=x;vstr=""}k=decodeURIComponent(kstr);v=decodeURIComponent(vstr);if(!hasOwnProperty(obj,k)){obj[k]=v}else if(isArray(obj[k])){obj[k].push(v)}else{obj[k]=[obj[k],v]}}return obj};var isArray=Array.isArray||function(xs){return Object.prototype.toString.call(xs)==="[object Array]"}},{}],65:[function(require,module,exports){"use strict";var stringifyPrimitive=function(v){switch(typeof v){case"string":return v;case"boolean":return v?"true":"false";case"number":return isFinite(v)?v:"";default:return""}};module.exports=function(obj,sep,eq,name){sep=sep||"&";eq=eq||"=";if(obj===null){obj=undefined}if(typeof obj==="object"){return map(objectKeys(obj),function(k){var ks=encodeURIComponent(stringifyPrimitive(k))+eq;if(isArray(obj[k])){return map(obj[k],function(v){return ks+encodeURIComponent(stringifyPrimitive(v))}).join(sep)}else{return ks+encodeURIComponent(stringifyPrimitive(obj[k]))}}).join(sep)}if(!name)return"";return encodeURIComponent(stringifyPrimitive(name))+eq+encodeURIComponent(stringifyPrimitive(obj))};var isArray=Array.isArray||function(xs){return Object.prototype.toString.call(xs)==="[object Array]"};function map(xs,f){if(xs.map)return xs.map(f);var res=[];for(var i=0;i<xs.length;i++){res.push(f(xs[i],i))}return res}var objectKeys=Object.keys||function(obj){var res=[];for(var key in obj){if(Object.prototype.hasOwnProperty.call(obj,key))res.push(key)}return res}},{}],66:[function(require,module,exports){"use strict";exports.decode=exports.parse=require("./decode");exports.encode=exports.stringify=require("./encode")},{"./decode":64,"./encode":65}],67:[function(require,module,exports){module.exports=require("./lib/_stream_duplex.js")},{"./lib/_stream_duplex.js":68}],68:[function(require,module,exports){arguments[4][28][0].apply(exports,arguments)},{"./_stream_readable":70,"./_stream_writable":72,"core-util-is":73,dup:28,inherits:60,"process-nextick-args":74}],69:[function(require,module,exports){arguments[4][29][0].apply(exports,arguments)},{"./_stream_transform":71,"core-util-is":73,dup:29,inherits:60}],70:[function(require,module,exports){(function(process){"use strict";module.exports=Readable;var processNextTick=require("process-nextick-args");var isArray=require("isarray");var Buffer=require("buffer").Buffer;Readable.ReadableState=ReadableState;var EE=require("events").EventEmitter;if(!EE.listenerCount)EE.listenerCount=function(emitter,type){return emitter.listeners(type).length};var Stream;(function(){try{Stream=require("st"+"ream")}catch(_){}finally{if(!Stream)Stream=require("events").EventEmitter}})();var Buffer=require("buffer").Buffer;var util=require("core-util-is");util.inherits=require("inherits");var debug=require("util");if(debug&&debug.debuglog){debug=debug.debuglog("stream")}else{debug=function(){}}var StringDecoder;util.inherits(Readable,Stream);function ReadableState(options,stream){var Duplex=require("./_stream_duplex");options=options||{};this.objectMode=!!options.objectMode;if(stream instanceof Duplex)this.objectMode=this.objectMode||!!options.readableObjectMode;var hwm=options.highWaterMark;var defaultHwm=this.objectMode?16:16*1024;this.highWaterMark=hwm||hwm===0?hwm:defaultHwm;this.highWaterMark=~~this.highWaterMark;this.buffer=[];this.length=0;this.pipes=null;this.pipesCount=0;this.flowing=null;this.ended=false;this.endEmitted=false;this.reading=false;this.sync=true;this.needReadable=false;this.emittedReadable=false;this.readableListening=false;this.defaultEncoding=options.defaultEncoding||"utf8";this.ranOut=false;this.awaitDrain=0;this.readingMore=false;this.decoder=null;this.encoding=null;if(options.encoding){if(!StringDecoder)StringDecoder=require("string_decoder/").StringDecoder;this.decoder=new StringDecoder(options.encoding);this.encoding=options.encoding}}function Readable(options){var Duplex=require("./_stream_duplex");if(!(this instanceof Readable))return new Readable(options);this._readableState=new ReadableState(options,this);this.readable=true;if(options&&typeof options.read==="function")this._read=options.read;Stream.call(this)}Readable.prototype.push=function(chunk,encoding){var state=this._readableState;if(!state.objectMode&&typeof chunk==="string"){encoding=encoding||state.defaultEncoding;if(encoding!==state.encoding){chunk=new Buffer(chunk,encoding);encoding=""}}return readableAddChunk(this,state,chunk,encoding,false)};Readable.prototype.unshift=function(chunk){var state=this._readableState;return readableAddChunk(this,state,chunk,"",true)};Readable.prototype.isPaused=function(){return this._readableState.flowing===false};function readableAddChunk(stream,state,chunk,encoding,addToFront){var er=chunkInvalid(state,chunk);if(er){stream.emit("error",er)}else if(chunk===null){state.reading=false;onEofChunk(stream,state)}else if(state.objectMode||chunk&&chunk.length>0){if(state.ended&&!addToFront){var e=new Error("stream.push() after EOF");stream.emit("error",e)}else if(state.endEmitted&&addToFront){var e=new Error("stream.unshift() after end event");stream.emit("error",e)}else{if(state.decoder&&!addToFront&&!encoding)chunk=state.decoder.write(chunk);if(!addToFront)state.reading=false;if(state.flowing&&state.length===0&&!state.sync){stream.emit("data",chunk);stream.read(0)}else{state.length+=state.objectMode?1:chunk.length;if(addToFront)state.buffer.unshift(chunk);else state.buffer.push(chunk);if(state.needReadable)emitReadable(stream)}maybeReadMore(stream,state)}}else if(!addToFront){state.reading=false}return needMoreData(state)}function needMoreData(state){return!state.ended&&(state.needReadable||state.length<state.highWaterMark||state.length===0)}Readable.prototype.setEncoding=function(enc){if(!StringDecoder)StringDecoder=require("string_decoder/").StringDecoder;this._readableState.decoder=new StringDecoder(enc);this._readableState.encoding=enc;return this};var MAX_HWM=8388608;function roundUpToNextPowerOf2(n){if(n>=MAX_HWM){n=MAX_HWM}else{n--;for(var p=1;p<32;p<<=1)n|=n>>p;n++}return n}function howMuchToRead(n,state){if(state.length===0&&state.ended)return 0;if(state.objectMode)return n===0?0:1;if(n===null||isNaN(n)){if(state.flowing&&state.buffer.length)return state.buffer[0].length;else return state.length}if(n<=0)return 0;if(n>state.highWaterMark)state.highWaterMark=roundUpToNextPowerOf2(n);if(n>state.length){if(!state.ended){state.needReadable=true;return 0}else{return state.length}}return n}Readable.prototype.read=function(n){debug("read",n);var state=this._readableState;var nOrig=n;if(typeof n!=="number"||n>0)state.emittedReadable=false;if(n===0&&state.needReadable&&(state.length>=state.highWaterMark||state.ended)){debug("read: emitReadable",state.length,state.ended);if(state.length===0&&state.ended)endReadable(this);else emitReadable(this);return null}n=howMuchToRead(n,state);if(n===0&&state.ended){if(state.length===0)endReadable(this);return null}var doRead=state.needReadable;debug("need readable",doRead);if(state.length===0||state.length-n<state.highWaterMark){doRead=true;debug("length less than watermark",doRead)}if(state.ended||state.reading){doRead=false;debug("reading or ended",doRead)}if(doRead){debug("do read");state.reading=true;state.sync=true;if(state.length===0)state.needReadable=true;this._read(state.highWaterMark);state.sync=false}if(doRead&&!state.reading)n=howMuchToRead(nOrig,state);var ret;if(n>0)ret=fromList(n,state);else ret=null;if(ret===null){state.needReadable=true;n=0}state.length-=n;if(state.length===0&&!state.ended)state.needReadable=true;if(nOrig!==n&&state.ended&&state.length===0)endReadable(this);if(ret!==null)this.emit("data",ret);return ret};function chunkInvalid(state,chunk){var er=null;if(!Buffer.isBuffer(chunk)&&typeof chunk!=="string"&&chunk!==null&&chunk!==undefined&&!state.objectMode){er=new TypeError("Invalid non-string/buffer chunk")}return er}function onEofChunk(stream,state){if(state.ended)return;if(state.decoder){var chunk=state.decoder.end();if(chunk&&chunk.length){state.buffer.push(chunk);state.length+=state.objectMode?1:chunk.length}}state.ended=true;emitReadable(stream)}function emitReadable(stream){var state=stream._readableState;state.needReadable=false;if(!state.emittedReadable){debug("emitReadable",state.flowing);state.emittedReadable=true;if(state.sync)processNextTick(emitReadable_,stream);else emitReadable_(stream)}}function emitReadable_(stream){debug("emit readable");stream.emit("readable");flow(stream)}function maybeReadMore(stream,state){if(!state.readingMore){state.readingMore=true;processNextTick(maybeReadMore_,stream,state)}}function maybeReadMore_(stream,state){var len=state.length;while(!state.reading&&!state.flowing&&!state.ended&&state.length<state.highWaterMark){debug("maybeReadMore read 0");stream.read(0);if(len===state.length)break;else len=state.length}state.readingMore=false}Readable.prototype._read=function(n){this.emit("error",new Error("not implemented"))};Readable.prototype.pipe=function(dest,pipeOpts){var src=this;var state=this._readableState;switch(state.pipesCount){case 0:state.pipes=dest;break;case 1:state.pipes=[state.pipes,dest];break;default:state.pipes.push(dest);break}state.pipesCount+=1;debug("pipe count=%d opts=%j",state.pipesCount,pipeOpts);var doEnd=(!pipeOpts||pipeOpts.end!==false)&&dest!==process.stdout&&dest!==process.stderr;var endFn=doEnd?onend:cleanup;if(state.endEmitted)processNextTick(endFn);else src.once("end",endFn);dest.on("unpipe",onunpipe);function onunpipe(readable){debug("onunpipe");if(readable===src){cleanup()}}function onend(){debug("onend");dest.end()}var ondrain=pipeOnDrain(src);dest.on("drain",ondrain);function cleanup(){debug("cleanup");dest.removeListener("close",onclose);dest.removeListener("finish",onfinish);dest.removeListener("drain",ondrain);dest.removeListener("error",onerror);dest.removeListener("unpipe",onunpipe);src.removeListener("end",onend);src.removeListener("end",cleanup);src.removeListener("data",ondata);if(state.awaitDrain&&(!dest._writableState||dest._writableState.needDrain))ondrain()}src.on("data",ondata);function ondata(chunk){debug("ondata");var ret=dest.write(chunk);if(false===ret){debug("false write response, pause",src._readableState.awaitDrain);src._readableState.awaitDrain++;src.pause()}}function onerror(er){debug("onerror",er);unpipe();dest.removeListener("error",onerror);if(EE.listenerCount(dest,"error")===0)dest.emit("error",er)}if(!dest._events||!dest._events.error)dest.on("error",onerror);else if(isArray(dest._events.error))dest._events.error.unshift(onerror);else dest._events.error=[onerror,dest._events.error];function onclose(){dest.removeListener("finish",onfinish);unpipe()}dest.once("close",onclose);function onfinish(){debug("onfinish");dest.removeListener("close",onclose);unpipe()}dest.once("finish",onfinish);function unpipe(){debug("unpipe");src.unpipe(dest)}dest.emit("pipe",src);if(!state.flowing){debug("pipe resume");src.resume()}return dest};function pipeOnDrain(src){return function(){var state=src._readableState;debug("pipeOnDrain",state.awaitDrain);if(state.awaitDrain)state.awaitDrain--;if(state.awaitDrain===0&&EE.listenerCount(src,"data")){state.flowing=true;flow(src)}}}Readable.prototype.unpipe=function(dest){var state=this._readableState;if(state.pipesCount===0)return this;if(state.pipesCount===1){if(dest&&dest!==state.pipes)return this;if(!dest)dest=state.pipes;state.pipes=null;state.pipesCount=0;state.flowing=false;if(dest)dest.emit("unpipe",this);return this}if(!dest){var dests=state.pipes;var len=state.pipesCount;state.pipes=null;state.pipesCount=0;state.flowing=false;for(var i=0;i<len;i++)dests[i].emit("unpipe",this);return this}var i=indexOf(state.pipes,dest);if(i===-1)return this;state.pipes.splice(i,1);state.pipesCount-=1;if(state.pipesCount===1)state.pipes=state.pipes[0];dest.emit("unpipe",this);return this};Readable.prototype.on=function(ev,fn){var res=Stream.prototype.on.call(this,ev,fn);if(ev==="data"&&false!==this._readableState.flowing){this.resume()}if(ev==="readable"&&this.readable){var state=this._readableState;if(!state.readableListening){state.readableListening=true;state.emittedReadable=false;state.needReadable=true;if(!state.reading){processNextTick(nReadingNextTick,this)}else if(state.length){emitReadable(this,state)}}}return res};Readable.prototype.addListener=Readable.prototype.on;function nReadingNextTick(self){debug("readable nexttick read 0");self.read(0)}Readable.prototype.resume=function(){var state=this._readableState;if(!state.flowing){debug("resume");state.flowing=true;resume(this,state)}return this};function resume(stream,state){if(!state.resumeScheduled){state.resumeScheduled=true;processNextTick(resume_,stream,state)}}function resume_(stream,state){if(!state.reading){debug("resume read 0");stream.read(0)}state.resumeScheduled=false;stream.emit("resume");flow(stream);if(state.flowing&&!state.reading)stream.read(0)}Readable.prototype.pause=function(){debug("call pause flowing=%j",this._readableState.flowing);if(false!==this._readableState.flowing){debug("pause");this._readableState.flowing=false;this.emit("pause")}return this};function flow(stream){var state=stream._readableState;debug("flow",state.flowing);if(state.flowing){do{var chunk=stream.read()}while(null!==chunk&&state.flowing)}}Readable.prototype.wrap=function(stream){var state=this._readableState;var paused=false;var self=this;stream.on("end",function(){debug("wrapped end");if(state.decoder&&!state.ended){var chunk=state.decoder.end();if(chunk&&chunk.length)self.push(chunk)}self.push(null)});stream.on("data",function(chunk){debug("wrapped data");if(state.decoder)chunk=state.decoder.write(chunk);if(state.objectMode&&(chunk===null||chunk===undefined))return;else if(!state.objectMode&&(!chunk||!chunk.length))return;var ret=self.push(chunk);if(!ret){paused=true;stream.pause()}});for(var i in stream){if(this[i]===undefined&&typeof stream[i]==="function"){this[i]=function(method){return function(){return stream[method].apply(stream,arguments)}}(i)}}var events=["error","close","destroy","pause","resume"];forEach(events,function(ev){stream.on(ev,self.emit.bind(self,ev))});self._read=function(n){debug("wrapped _read",n);if(paused){paused=false;stream.resume()}};return self};Readable._fromList=fromList;function fromList(n,state){var list=state.buffer;var length=state.length;var stringMode=!!state.decoder;var objectMode=!!state.objectMode;var ret;if(list.length===0)return null;if(length===0)ret=null;else if(objectMode)ret=list.shift();else if(!n||n>=length){if(stringMode)ret=list.join("");else ret=Buffer.concat(list,length);list.length=0}else{if(n<list[0].length){var buf=list[0];ret=buf.slice(0,n);list[0]=buf.slice(n)}else if(n===list[0].length){ret=list.shift()}else{if(stringMode)ret="";else ret=new Buffer(n);var c=0;for(var i=0,l=list.length;i<l&&c<n;i++){var buf=list[0];var cpy=Math.min(n-c,buf.length);if(stringMode)ret+=buf.slice(0,cpy);else buf.copy(ret,c,0,cpy);if(cpy<buf.length)list[0]=buf.slice(cpy);else list.shift();c+=cpy}}}return ret}function endReadable(stream){var state=stream._readableState;if(state.length>0)throw new Error("endReadable called on non-empty stream");if(!state.endEmitted){state.ended=true;processNextTick(endReadableNT,state,stream)}}function endReadableNT(state,stream){if(!state.endEmitted&&state.length===0){state.endEmitted=true;stream.readable=false;stream.emit("end")}}function forEach(xs,f){for(var i=0,l=xs.length;i<l;i++){f(xs[i],i)}}function indexOf(xs,x){for(var i=0,l=xs.length;i<l;i++){if(xs[i]===x)return i}return-1}}).call(this,require("_process"))},{"./_stream_duplex":68,_process:62,buffer:55,"core-util-is":73,events:59,inherits:60,isarray:61,"process-nextick-args":74,"string_decoder/":81,util:54}],71:[function(require,module,exports){arguments[4][31][0].apply(exports,arguments)},{"./_stream_duplex":68,"core-util-is":73,dup:31,inherits:60}],72:[function(require,module,exports){"use strict";module.exports=Writable;var processNextTick=require("process-nextick-args");var Buffer=require("buffer").Buffer;Writable.WritableState=WritableState;var util=require("core-util-is");util.inherits=require("inherits");var Stream;(function(){try{Stream=require("st"+"ream")}catch(_){}finally{if(!Stream)Stream=require("events").EventEmitter}})();var Buffer=require("buffer").Buffer;util.inherits(Writable,Stream);function nop(){}function WriteReq(chunk,encoding,cb){this.chunk=chunk;this.encoding=encoding;this.callback=cb;this.next=null}function WritableState(options,stream){var Duplex=require("./_stream_duplex");options=options||{};this.objectMode=!!options.objectMode;if(stream instanceof Duplex)this.objectMode=this.objectMode||!!options.writableObjectMode;var hwm=options.highWaterMark;var defaultHwm=this.objectMode?16:16*1024;this.highWaterMark=hwm||hwm===0?hwm:defaultHwm;this.highWaterMark=~~this.highWaterMark;this.needDrain=false;this.ending=false;this.ended=false;this.finished=false;var noDecode=options.decodeStrings===false;this.decodeStrings=!noDecode;this.defaultEncoding=options.defaultEncoding||"utf8";this.length=0;this.writing=false;this.corked=0;this.sync=true;this.bufferProcessing=false;this.onwrite=function(er){onwrite(stream,er)};this.writecb=null;this.writelen=0;this.bufferedRequest=null;this.lastBufferedRequest=null;this.pendingcb=0;this.prefinished=false;this.errorEmitted=false}WritableState.prototype.getBuffer=function writableStateGetBuffer(){var current=this.bufferedRequest;var out=[];while(current){out.push(current);current=current.next}return out};(function(){try{Object.defineProperty(WritableState.prototype,"buffer",{get:require("util-deprecate")(function(){return this.getBuffer()},"_writableState.buffer is deprecated. Use "+"_writableState.getBuffer() instead.")})}catch(_){}})();function Writable(options){var Duplex=require("./_stream_duplex");if(!(this instanceof Writable)&&!(this instanceof Duplex))return new Writable(options);this._writableState=new WritableState(options,this);this.writable=true;if(options){if(typeof options.write==="function")this._write=options.write;if(typeof options.writev==="function")this._writev=options.writev}Stream.call(this)}Writable.prototype.pipe=function(){this.emit("error",new Error("Cannot pipe. Not readable."))};function writeAfterEnd(stream,cb){var er=new Error("write after end");stream.emit("error",er);processNextTick(cb,er)}function validChunk(stream,state,chunk,cb){var valid=true;if(!Buffer.isBuffer(chunk)&&typeof chunk!=="string"&&chunk!==null&&chunk!==undefined&&!state.objectMode){var er=new TypeError("Invalid non-string/buffer chunk");stream.emit("error",er);

processNextTick(cb,er);valid=false}return valid}Writable.prototype.write=function(chunk,encoding,cb){var state=this._writableState;var ret=false;if(typeof encoding==="function"){cb=encoding;encoding=null}if(Buffer.isBuffer(chunk))encoding="buffer";else if(!encoding)encoding=state.defaultEncoding;if(typeof cb!=="function")cb=nop;if(state.ended)writeAfterEnd(this,cb);else if(validChunk(this,state,chunk,cb)){state.pendingcb++;ret=writeOrBuffer(this,state,chunk,encoding,cb)}return ret};Writable.prototype.cork=function(){var state=this._writableState;state.corked++};Writable.prototype.uncork=function(){var state=this._writableState;if(state.corked){state.corked--;if(!state.writing&&!state.corked&&!state.finished&&!state.bufferProcessing&&state.bufferedRequest)clearBuffer(this,state)}};Writable.prototype.setDefaultEncoding=function setDefaultEncoding(encoding){if(typeof encoding==="string")encoding=encoding.toLowerCase();if(!(["hex","utf8","utf-8","ascii","binary","base64","ucs2","ucs-2","utf16le","utf-16le","raw"].indexOf((encoding+"").toLowerCase())>-1))throw new TypeError("Unknown encoding: "+encoding);this._writableState.defaultEncoding=encoding};function decodeChunk(state,chunk,encoding){if(!state.objectMode&&state.decodeStrings!==false&&typeof chunk==="string"){chunk=new Buffer(chunk,encoding)}return chunk}function writeOrBuffer(stream,state,chunk,encoding,cb){chunk=decodeChunk(state,chunk,encoding);if(Buffer.isBuffer(chunk))encoding="buffer";var len=state.objectMode?1:chunk.length;state.length+=len;var ret=state.length<state.highWaterMark;if(!ret)state.needDrain=true;if(state.writing||state.corked){var last=state.lastBufferedRequest;state.lastBufferedRequest=new WriteReq(chunk,encoding,cb);if(last){last.next=state.lastBufferedRequest}else{state.bufferedRequest=state.lastBufferedRequest}}else{doWrite(stream,state,false,len,chunk,encoding,cb)}return ret}function doWrite(stream,state,writev,len,chunk,encoding,cb){state.writelen=len;state.writecb=cb;state.writing=true;state.sync=true;if(writev)stream._writev(chunk,state.onwrite);else stream._write(chunk,encoding,state.onwrite);state.sync=false}function onwriteError(stream,state,sync,er,cb){--state.pendingcb;if(sync)processNextTick(cb,er);else cb(er);stream._writableState.errorEmitted=true;stream.emit("error",er)}function onwriteStateUpdate(state){state.writing=false;state.writecb=null;state.length-=state.writelen;state.writelen=0}function onwrite(stream,er){var state=stream._writableState;var sync=state.sync;var cb=state.writecb;onwriteStateUpdate(state);if(er)onwriteError(stream,state,sync,er,cb);else{var finished=needFinish(state);if(!finished&&!state.corked&&!state.bufferProcessing&&state.bufferedRequest){clearBuffer(stream,state)}if(sync){processNextTick(afterWrite,stream,state,finished,cb)}else{afterWrite(stream,state,finished,cb)}}}function afterWrite(stream,state,finished,cb){if(!finished)onwriteDrain(stream,state);state.pendingcb--;cb();finishMaybe(stream,state)}function onwriteDrain(stream,state){if(state.length===0&&state.needDrain){state.needDrain=false;stream.emit("drain")}}function clearBuffer(stream,state){state.bufferProcessing=true;var entry=state.bufferedRequest;if(stream._writev&&entry&&entry.next){var buffer=[];var cbs=[];while(entry){cbs.push(entry.callback);buffer.push(entry);entry=entry.next}state.pendingcb++;state.lastBufferedRequest=null;doWrite(stream,state,true,state.length,buffer,"",function(err){for(var i=0;i<cbs.length;i++){state.pendingcb--;cbs[i](err)}})}else{while(entry){var chunk=entry.chunk;var encoding=entry.encoding;var cb=entry.callback;var len=state.objectMode?1:chunk.length;doWrite(stream,state,false,len,chunk,encoding,cb);entry=entry.next;if(state.writing){break}}if(entry===null)state.lastBufferedRequest=null}state.bufferedRequest=entry;state.bufferProcessing=false}Writable.prototype._write=function(chunk,encoding,cb){cb(new Error("not implemented"))};Writable.prototype._writev=null;Writable.prototype.end=function(chunk,encoding,cb){var state=this._writableState;if(typeof chunk==="function"){cb=chunk;chunk=null;encoding=null}else if(typeof encoding==="function"){cb=encoding;encoding=null}if(chunk!==null&&chunk!==undefined)this.write(chunk,encoding);if(state.corked){state.corked=1;this.uncork()}if(!state.ending&&!state.finished)endWritable(this,state,cb)};function needFinish(state){return state.ending&&state.length===0&&state.bufferedRequest===null&&!state.finished&&!state.writing}function prefinish(stream,state){if(!state.prefinished){state.prefinished=true;stream.emit("prefinish")}}function finishMaybe(stream,state){var need=needFinish(state);if(need){if(state.pendingcb===0){prefinish(stream,state);state.finished=true;stream.emit("finish")}else{prefinish(stream,state)}}return need}function endWritable(stream,state,cb){state.ending=true;finishMaybe(stream,state);if(cb){if(state.finished)processNextTick(cb);else stream.once("finish",cb)}state.ended=true}},{"./_stream_duplex":68,buffer:55,"core-util-is":73,events:59,inherits:60,"process-nextick-args":74,"util-deprecate":75}],73:[function(require,module,exports){arguments[4][33][0].apply(exports,arguments)},{buffer:55,dup:33}],74:[function(require,module,exports){(function(process){"use strict";module.exports=nextTick;function nextTick(fn){var args=new Array(arguments.length-1);var i=0;while(i<arguments.length){args[i++]=arguments[i]}process.nextTick(function afterTick(){fn.apply(null,args)})}}).call(this,require("_process"))},{_process:62}],75:[function(require,module,exports){(function(global){module.exports=deprecate;function deprecate(fn,msg){if(config("noDeprecation")){return fn}var warned=false;function deprecated(){if(!warned){if(config("throwDeprecation")){throw new Error(msg)}else if(config("traceDeprecation")){console.trace(msg)}else{console.warn(msg)}warned=true}return fn.apply(this,arguments)}return deprecated}function config(name){if(!global.localStorage)return false;var val=global.localStorage[name];if(null==val)return false;return String(val).toLowerCase()==="true"}}).call(this,typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{}],76:[function(require,module,exports){module.exports=require("./lib/_stream_passthrough.js")},{"./lib/_stream_passthrough.js":69}],77:[function(require,module,exports){arguments[4][38][0].apply(exports,arguments)},{"./lib/_stream_duplex.js":68,"./lib/_stream_passthrough.js":69,"./lib/_stream_readable.js":70,"./lib/_stream_transform.js":71,"./lib/_stream_writable.js":72,dup:38}],78:[function(require,module,exports){arguments[4][47][0].apply(exports,arguments)},{"./lib/_stream_transform.js":71,dup:47}],79:[function(require,module,exports){module.exports=require("./lib/_stream_writable.js")},{"./lib/_stream_writable.js":72}],80:[function(require,module,exports){module.exports=Stream;var EE=require("events").EventEmitter;var inherits=require("inherits");inherits(Stream,EE);Stream.Readable=require("readable-stream/readable.js");Stream.Writable=require("readable-stream/writable.js");Stream.Duplex=require("readable-stream/duplex.js");Stream.Transform=require("readable-stream/transform.js");Stream.PassThrough=require("readable-stream/passthrough.js");Stream.Stream=Stream;function Stream(){EE.call(this)}Stream.prototype.pipe=function(dest,options){var source=this;function ondata(chunk){if(dest.writable){if(false===dest.write(chunk)&&source.pause){source.pause()}}}source.on("data",ondata);function ondrain(){if(source.readable&&source.resume){source.resume()}}dest.on("drain",ondrain);if(!dest._isStdio&&(!options||options.end!==false)){source.on("end",onend);source.on("close",onclose)}var didOnEnd=false;function onend(){if(didOnEnd)return;didOnEnd=true;dest.end()}function onclose(){if(didOnEnd)return;didOnEnd=true;if(typeof dest.destroy==="function")dest.destroy()}function onerror(er){cleanup();if(EE.listenerCount(this,"error")===0){throw er}}source.on("error",onerror);dest.on("error",onerror);function cleanup(){source.removeListener("data",ondata);dest.removeListener("drain",ondrain);source.removeListener("end",onend);source.removeListener("close",onclose);source.removeListener("error",onerror);dest.removeListener("error",onerror);source.removeListener("end",cleanup);source.removeListener("close",cleanup);dest.removeListener("close",cleanup)}source.on("end",cleanup);source.on("close",cleanup);dest.on("close",cleanup);dest.emit("pipe",source);return dest}},{events:59,inherits:60,"readable-stream/duplex.js":67,"readable-stream/passthrough.js":76,"readable-stream/readable.js":77,"readable-stream/transform.js":78,"readable-stream/writable.js":79}],81:[function(require,module,exports){arguments[4][36][0].apply(exports,arguments)},{buffer:55,dup:36}],82:[function(require,module,exports){var punycode=require("punycode");exports.parse=urlParse;exports.resolve=urlResolve;exports.resolveObject=urlResolveObject;exports.format=urlFormat;exports.Url=Url;function Url(){this.protocol=null;this.slashes=null;this.auth=null;this.host=null;this.port=null;this.hostname=null;this.hash=null;this.search=null;this.query=null;this.pathname=null;this.path=null;this.href=null}var protocolPattern=/^([a-z0-9.+-]+:)/i,portPattern=/:[0-9]*$/,delims=["<",">",'"',"`"," ","\r","\n","	"],unwise=["{","}","|","\\","^","`"].concat(delims),autoEscape=["'"].concat(unwise),nonHostChars=["%","/","?",";","#"].concat(autoEscape),hostEndingChars=["/","?","#"],hostnameMaxLen=255,hostnamePartPattern=/^[a-z0-9A-Z_-]{0,63}$/,hostnamePartStart=/^([a-z0-9A-Z_-]{0,63})(.*)$/,unsafeProtocol={javascript:true,"javascript:":true},hostlessProtocol={javascript:true,"javascript:":true},slashedProtocol={http:true,https:true,ftp:true,gopher:true,file:true,"http:":true,"https:":true,"ftp:":true,"gopher:":true,"file:":true},querystring=require("querystring");function urlParse(url,parseQueryString,slashesDenoteHost){if(url&&isObject(url)&&url instanceof Url)return url;var u=new Url;u.parse(url,parseQueryString,slashesDenoteHost);return u}Url.prototype.parse=function(url,parseQueryString,slashesDenoteHost){if(!isString(url)){throw new TypeError("Parameter 'url' must be a string, not "+typeof url)}var rest=url;rest=rest.trim();var proto=protocolPattern.exec(rest);if(proto){proto=proto[0];var lowerProto=proto.toLowerCase();this.protocol=lowerProto;rest=rest.substr(proto.length)}if(slashesDenoteHost||proto||rest.match(/^\/\/[^@\/]+@[^@\/]+/)){var slashes=rest.substr(0,2)==="//";if(slashes&&!(proto&&hostlessProtocol[proto])){rest=rest.substr(2);this.slashes=true}}if(!hostlessProtocol[proto]&&(slashes||proto&&!slashedProtocol[proto])){var hostEnd=-1;for(var i=0;i<hostEndingChars.length;i++){var hec=rest.indexOf(hostEndingChars[i]);if(hec!==-1&&(hostEnd===-1||hec<hostEnd))hostEnd=hec}var auth,atSign;if(hostEnd===-1){atSign=rest.lastIndexOf("@")}else{atSign=rest.lastIndexOf("@",hostEnd)}if(atSign!==-1){auth=rest.slice(0,atSign);rest=rest.slice(atSign+1);this.auth=decodeURIComponent(auth)}hostEnd=-1;for(var i=0;i<nonHostChars.length;i++){var hec=rest.indexOf(nonHostChars[i]);if(hec!==-1&&(hostEnd===-1||hec<hostEnd))hostEnd=hec}if(hostEnd===-1)hostEnd=rest.length;this.host=rest.slice(0,hostEnd);rest=rest.slice(hostEnd);this.parseHost();this.hostname=this.hostname||"";var ipv6Hostname=this.hostname[0]==="["&&this.hostname[this.hostname.length-1]==="]";if(!ipv6Hostname){var hostparts=this.hostname.split(/\./);for(var i=0,l=hostparts.length;i<l;i++){var part=hostparts[i];if(!part)continue;if(!part.match(hostnamePartPattern)){var newpart="";for(var j=0,k=part.length;j<k;j++){if(part.charCodeAt(j)>127){newpart+="x"}else{newpart+=part[j]}}if(!newpart.match(hostnamePartPattern)){var validParts=hostparts.slice(0,i);var notHost=hostparts.slice(i+1);var bit=part.match(hostnamePartStart);if(bit){validParts.push(bit[1]);notHost.unshift(bit[2])}if(notHost.length){rest="/"+notHost.join(".")+rest}this.hostname=validParts.join(".");break}}}}if(this.hostname.length>hostnameMaxLen){this.hostname=""}else{this.hostname=this.hostname.toLowerCase()}if(!ipv6Hostname){var domainArray=this.hostname.split(".");var newOut=[];for(var i=0;i<domainArray.length;++i){var s=domainArray[i];newOut.push(s.match(/[^A-Za-z0-9_-]/)?"xn--"+punycode.encode(s):s)}this.hostname=newOut.join(".")}var p=this.port?":"+this.port:"";var h=this.hostname||"";this.host=h+p;this.href+=this.host;if(ipv6Hostname){this.hostname=this.hostname.substr(1,this.hostname.length-2);if(rest[0]!=="/"){rest="/"+rest}}}if(!unsafeProtocol[lowerProto]){for(var i=0,l=autoEscape.length;i<l;i++){var ae=autoEscape[i];var esc=encodeURIComponent(ae);if(esc===ae){esc=escape(ae)}rest=rest.split(ae).join(esc)}}var hash=rest.indexOf("#");if(hash!==-1){this.hash=rest.substr(hash);rest=rest.slice(0,hash)}var qm=rest.indexOf("?");if(qm!==-1){this.search=rest.substr(qm);this.query=rest.substr(qm+1);if(parseQueryString){this.query=querystring.parse(this.query)}rest=rest.slice(0,qm)}else if(parseQueryString){this.search="";this.query={}}if(rest)this.pathname=rest;if(slashedProtocol[lowerProto]&&this.hostname&&!this.pathname){this.pathname="/"}if(this.pathname||this.search){var p=this.pathname||"";var s=this.search||"";this.path=p+s}this.href=this.format();return this};function urlFormat(obj){if(isString(obj))obj=urlParse(obj);if(!(obj instanceof Url))return Url.prototype.format.call(obj);return obj.format()}Url.prototype.format=function(){var auth=this.auth||"";if(auth){auth=encodeURIComponent(auth);auth=auth.replace(/%3A/i,":");auth+="@"}var protocol=this.protocol||"",pathname=this.pathname||"",hash=this.hash||"",host=false,query="";if(this.host){host=auth+this.host}else if(this.hostname){host=auth+(this.hostname.indexOf(":")===-1?this.hostname:"["+this.hostname+"]");if(this.port){host+=":"+this.port}}if(this.query&&isObject(this.query)&&Object.keys(this.query).length){query=querystring.stringify(this.query)}var search=this.search||query&&"?"+query||"";if(protocol&&protocol.substr(-1)!==":")protocol+=":";if(this.slashes||(!protocol||slashedProtocol[protocol])&&host!==false){host="//"+(host||"");if(pathname&&pathname.charAt(0)!=="/")pathname="/"+pathname}else if(!host){host=""}if(hash&&hash.charAt(0)!=="#")hash="#"+hash;if(search&&search.charAt(0)!=="?")search="?"+search;pathname=pathname.replace(/[?#]/g,function(match){return encodeURIComponent(match)});search=search.replace("#","%23");return protocol+host+pathname+search+hash};function urlResolve(source,relative){return urlParse(source,false,true).resolve(relative)}Url.prototype.resolve=function(relative){return this.resolveObject(urlParse(relative,false,true)).format()};function urlResolveObject(source,relative){if(!source)return relative;return urlParse(source,false,true).resolveObject(relative)}Url.prototype.resolveObject=function(relative){if(isString(relative)){var rel=new Url;rel.parse(relative,false,true);relative=rel}var result=new Url;Object.keys(this).forEach(function(k){result[k]=this[k]},this);result.hash=relative.hash;if(relative.href===""){result.href=result.format();return result}if(relative.slashes&&!relative.protocol){Object.keys(relative).forEach(function(k){if(k!=="protocol")result[k]=relative[k]});if(slashedProtocol[result.protocol]&&result.hostname&&!result.pathname){result.path=result.pathname="/"}result.href=result.format();return result}if(relative.protocol&&relative.protocol!==result.protocol){if(!slashedProtocol[relative.protocol]){Object.keys(relative).forEach(function(k){result[k]=relative[k]});result.href=result.format();return result}result.protocol=relative.protocol;if(!relative.host&&!hostlessProtocol[relative.protocol]){var relPath=(relative.pathname||"").split("/");while(relPath.length&&!(relative.host=relPath.shift()));if(!relative.host)relative.host="";if(!relative.hostname)relative.hostname="";if(relPath[0]!=="")relPath.unshift("");if(relPath.length<2)relPath.unshift("");result.pathname=relPath.join("/")}else{result.pathname=relative.pathname}result.search=relative.search;result.query=relative.query;result.host=relative.host||"";result.auth=relative.auth;result.hostname=relative.hostname||relative.host;result.port=relative.port;if(result.pathname||result.search){var p=result.pathname||"";var s=result.search||"";result.path=p+s}result.slashes=result.slashes||relative.slashes;result.href=result.format();return result}var isSourceAbs=result.pathname&&result.pathname.charAt(0)==="/",isRelAbs=relative.host||relative.pathname&&relative.pathname.charAt(0)==="/",mustEndAbs=isRelAbs||isSourceAbs||result.host&&relative.pathname,removeAllDots=mustEndAbs,srcPath=result.pathname&&result.pathname.split("/")||[],relPath=relative.pathname&&relative.pathname.split("/")||[],psychotic=result.protocol&&!slashedProtocol[result.protocol];if(psychotic){result.hostname="";result.port=null;if(result.host){if(srcPath[0]==="")srcPath[0]=result.host;else srcPath.unshift(result.host)}result.host="";if(relative.protocol){relative.hostname=null;relative.port=null;if(relative.host){if(relPath[0]==="")relPath[0]=relative.host;else relPath.unshift(relative.host)}relative.host=null}mustEndAbs=mustEndAbs&&(relPath[0]===""||srcPath[0]==="")}if(isRelAbs){result.host=relative.host||relative.host===""?relative.host:result.host;result.hostname=relative.hostname||relative.hostname===""?relative.hostname:result.hostname;result.search=relative.search;result.query=relative.query;srcPath=relPath}else if(relPath.length){if(!srcPath)srcPath=[];srcPath.pop();srcPath=srcPath.concat(relPath);result.search=relative.search;result.query=relative.query}else if(!isNullOrUndefined(relative.search)){if(psychotic){result.hostname=result.host=srcPath.shift();var authInHost=result.host&&result.host.indexOf("@")>0?result.host.split("@"):false;if(authInHost){result.auth=authInHost.shift();result.host=result.hostname=authInHost.shift()}}result.search=relative.search;result.query=relative.query;if(!isNull(result.pathname)||!isNull(result.search)){result.path=(result.pathname?result.pathname:"")+(result.search?result.search:"")}result.href=result.format();return result}if(!srcPath.length){result.pathname=null;if(result.search){result.path="/"+result.search}else{result.path=null}result.href=result.format();return result}var last=srcPath.slice(-1)[0];var hasTrailingSlash=(result.host||relative.host)&&(last==="."||last==="..")||last==="";var up=0;for(var i=srcPath.length;i>=0;i--){last=srcPath[i];if(last=="."){srcPath.splice(i,1)}else if(last===".."){srcPath.splice(i,1);up++}else if(up){srcPath.splice(i,1);up--}}if(!mustEndAbs&&!removeAllDots){for(;up--;up){srcPath.unshift("..")}}if(mustEndAbs&&srcPath[0]!==""&&(!srcPath[0]||srcPath[0].charAt(0)!=="/")){srcPath.unshift("")}if(hasTrailingSlash&&srcPath.join("/").substr(-1)!=="/"){srcPath.push("")}var isAbsolute=srcPath[0]===""||srcPath[0]&&srcPath[0].charAt(0)==="/";if(psychotic){result.hostname=result.host=isAbsolute?"":srcPath.length?srcPath.shift():"";var authInHost=result.host&&result.host.indexOf("@")>0?result.host.split("@"):false;if(authInHost){result.auth=authInHost.shift();result.host=result.hostname=authInHost.shift()}}mustEndAbs=mustEndAbs||result.host&&srcPath.length;if(mustEndAbs&&!isAbsolute){srcPath.unshift("")}if(!srcPath.length){result.pathname=null;result.path=null}else{result.pathname=srcPath.join("/")}if(!isNull(result.pathname)||!isNull(result.search)){result.path=(result.pathname?result.pathname:"")+(result.search?result.search:"")}result.auth=relative.auth||result.auth;result.slashes=result.slashes||relative.slashes;result.href=result.format();return result};Url.prototype.parseHost=function(){var host=this.host;var port=portPattern.exec(host);if(port){port=port[0];if(port!==":"){this.port=port.substr(1)}host=host.substr(0,host.length-port.length)}if(host)this.hostname=host};function isString(arg){return typeof arg==="string"}function isObject(arg){return typeof arg==="object"&&arg!==null}function isNull(arg){return arg===null}function isNullOrUndefined(arg){return arg==null}},{punycode:63,querystring:66}],83:[function(require,module,exports){module.exports=function isBuffer(arg){return arg&&typeof arg==="object"&&typeof arg.copy==="function"&&typeof arg.fill==="function"&&typeof arg.readUInt8==="function"}},{}],84:[function(require,module,exports){(function(process,global){var formatRegExp=/%[sdj%]/g;exports.format=function(f){if(!isString(f)){var objects=[];for(var i=0;i<arguments.length;i++){objects.push(inspect(arguments[i]))}return objects.join(" ")}var i=1;var args=arguments;var len=args.length;var str=String(f).replace(formatRegExp,function(x){if(x==="%%")return"%";if(i>=len)return x;switch(x){case"%s":return String(args[i++]);case"%d":return Number(args[i++]);case"%j":try{return JSON.stringify(args[i++])}catch(_){return"[Circular]"}default:return x}});for(var x=args[i];i<len;x=args[++i]){if(isNull(x)||!isObject(x)){str+=" "+x}else{str+=" "+inspect(x)}}return str};exports.deprecate=function(fn,msg){if(isUndefined(global.process)){return function(){return exports.deprecate(fn,msg).apply(this,arguments)}}if(process.noDeprecation===true){return fn}var warned=false;function deprecated(){if(!warned){if(process.throwDeprecation){throw new Error(msg)}else if(process.traceDeprecation){console.trace(msg)}else{console.error(msg)}warned=true}return fn.apply(this,arguments)}return deprecated};var debugs={};var debugEnviron;exports.debuglog=function(set){if(isUndefined(debugEnviron))debugEnviron=process.env.NODE_DEBUG||"";set=set.toUpperCase();if(!debugs[set]){if(new RegExp("\\b"+set+"\\b","i").test(debugEnviron)){var pid=process.pid;debugs[set]=function(){var msg=exports.format.apply(exports,arguments);console.error("%s %d: %s",set,pid,msg)}}else{debugs[set]=function(){}}}return debugs[set]};function inspect(obj,opts){var ctx={seen:[],stylize:stylizeNoColor};if(arguments.length>=3)ctx.depth=arguments[2];if(arguments.length>=4)ctx.colors=arguments[3];if(isBoolean(opts)){ctx.showHidden=opts}else if(opts){exports._extend(ctx,opts)}if(isUndefined(ctx.showHidden))ctx.showHidden=false;if(isUndefined(ctx.depth))ctx.depth=2;if(isUndefined(ctx.colors))ctx.colors=false;if(isUndefined(ctx.customInspect))ctx.customInspect=true;if(ctx.colors)ctx.stylize=stylizeWithColor;return formatValue(ctx,obj,ctx.depth)}exports.inspect=inspect;inspect.colors={bold:[1,22],italic:[3,23],underline:[4,24],inverse:[7,27],white:[37,39],grey:[90,39],black:[30,39],blue:[34,39],cyan:[36,39],green:[32,39],magenta:[35,39],red:[31,39],yellow:[33,39]};inspect.styles={special:"cyan",number:"yellow","boolean":"yellow",undefined:"grey","null":"bold",string:"green",date:"magenta",regexp:"red"};function stylizeWithColor(str,styleType){var style=inspect.styles[styleType];if(style){return"["+inspect.colors[style][0]+"m"+str+"["+inspect.colors[style][1]+"m"}else{return str}}function stylizeNoColor(str,styleType){return str}function arrayToHash(array){var hash={};array.forEach(function(val,idx){hash[val]=true});return hash}function formatValue(ctx,value,recurseTimes){if(ctx.customInspect&&value&&isFunction(value.inspect)&&value.inspect!==exports.inspect&&!(value.constructor&&value.constructor.prototype===value)){var ret=value.inspect(recurseTimes,ctx);if(!isString(ret)){ret=formatValue(ctx,ret,recurseTimes)}return ret}var primitive=formatPrimitive(ctx,value);if(primitive){return primitive}var keys=Object.keys(value);var visibleKeys=arrayToHash(keys);if(ctx.showHidden){keys=Object.getOwnPropertyNames(value)}if(isError(value)&&(keys.indexOf("message")>=0||keys.indexOf("description")>=0)){return formatError(value)}if(keys.length===0){if(isFunction(value)){var name=value.name?": "+value.name:"";return ctx.stylize("[Function"+name+"]","special")}if(isRegExp(value)){return ctx.stylize(RegExp.prototype.toString.call(value),"regexp")}if(isDate(value)){return ctx.stylize(Date.prototype.toString.call(value),"date")}if(isError(value)){return formatError(value)}}var base="",array=false,braces=["{","}"];if(isArray(value)){array=true;braces=["[","]"]}if(isFunction(value)){var n=value.name?": "+value.name:"";base=" [Function"+n+"]"}if(isRegExp(value)){base=" "+RegExp.prototype.toString.call(value)}if(isDate(value)){base=" "+Date.prototype.toUTCString.call(value)}if(isError(value)){base=" "+formatError(value)}if(keys.length===0&&(!array||value.length==0)){return braces[0]+base+braces[1]}if(recurseTimes<0){if(isRegExp(value)){return ctx.stylize(RegExp.prototype.toString.call(value),"regexp")}else{return ctx.stylize("[Object]","special")}}ctx.seen.push(value);var output;if(array){output=formatArray(ctx,value,recurseTimes,visibleKeys,keys)}else{output=keys.map(function(key){return formatProperty(ctx,value,recurseTimes,visibleKeys,key,array)})}ctx.seen.pop();return reduceToSingleString(output,base,braces)}function formatPrimitive(ctx,value){if(isUndefined(value))return ctx.stylize("undefined","undefined");if(isString(value)){var simple="'"+JSON.stringify(value).replace(/^"|"$/g,"").replace(/'/g,"\\'").replace(/\\"/g,'"')+"'";return ctx.stylize(simple,"string")}if(isNumber(value))return ctx.stylize(""+value,"number");if(isBoolean(value))return ctx.stylize(""+value,"boolean");if(isNull(value))return ctx.stylize("null","null")}function formatError(value){return"["+Error.prototype.toString.call(value)+"]"}function formatArray(ctx,value,recurseTimes,visibleKeys,keys){var output=[];for(var i=0,l=value.length;i<l;++i){if(hasOwnProperty(value,String(i))){output.push(formatProperty(ctx,value,recurseTimes,visibleKeys,String(i),true))}else{output.push("")}}keys.forEach(function(key){if(!key.match(/^\d+$/)){output.push(formatProperty(ctx,value,recurseTimes,visibleKeys,key,true))}});return output}function formatProperty(ctx,value,recurseTimes,visibleKeys,key,array){var name,str,desc;desc=Object.getOwnPropertyDescriptor(value,key)||{value:value[key]};if(desc.get){if(desc.set){str=ctx.stylize("[Getter/Setter]","special")}else{str=ctx.stylize("[Getter]","special")}}else{if(desc.set){str=ctx.stylize("[Setter]","special")}}if(!hasOwnProperty(visibleKeys,key)){name="["+key+"]"}if(!str){if(ctx.seen.indexOf(desc.value)<0){if(isNull(recurseTimes)){str=formatValue(ctx,desc.value,null)}else{str=formatValue(ctx,desc.value,recurseTimes-1)}if(str.indexOf("\n")>-1){if(array){str=str.split("\n").map(function(line){return"  "+line}).join("\n").substr(2)}else{str="\n"+str.split("\n").map(function(line){return"   "+line}).join("\n")}}}else{str=ctx.stylize("[Circular]","special")}}if(isUndefined(name)){if(array&&key.match(/^\d+$/)){return str}name=JSON.stringify(""+key);if(name.match(/^"([a-zA-Z_][a-zA-Z_0-9]*)"$/)){name=name.substr(1,name.length-2);name=ctx.stylize(name,"name")}else{name=name.replace(/'/g,"\\'").replace(/\\"/g,'"').replace(/(^"|"$)/g,"'");name=ctx.stylize(name,"string")}}return name+": "+str}function reduceToSingleString(output,base,braces){var numLinesEst=0;var length=output.reduce(function(prev,cur){numLinesEst++;if(cur.indexOf("\n")>=0)numLinesEst++;return prev+cur.replace(/\u001b\[\d\d?m/g,"").length+1},0);if(length>60){return braces[0]+(base===""?"":base+"\n ")+" "+output.join(",\n  ")+" "+braces[1]}return braces[0]+base+" "+output.join(", ")+" "+braces[1]}function isArray(ar){return Array.isArray(ar)}exports.isArray=isArray;function isBoolean(arg){return typeof arg==="boolean"}exports.isBoolean=isBoolean;function isNull(arg){return arg===null}exports.isNull=isNull;function isNullOrUndefined(arg){return arg==null}exports.isNullOrUndefined=isNullOrUndefined;function isNumber(arg){return typeof arg==="number"}exports.isNumber=isNumber;function isString(arg){return typeof arg==="string"}exports.isString=isString;function isSymbol(arg){return typeof arg==="symbol"}exports.isSymbol=isSymbol;function isUndefined(arg){return arg===void 0}exports.isUndefined=isUndefined;function isRegExp(re){return isObject(re)&&objectToString(re)==="[object RegExp]"}exports.isRegExp=isRegExp;function isObject(arg){return typeof arg==="object"&&arg!==null}exports.isObject=isObject;function isDate(d){return isObject(d)&&objectToString(d)==="[object Date]"}exports.isDate=isDate;function isError(e){return isObject(e)&&(objectToString(e)==="[object Error]"||e instanceof Error)}exports.isError=isError;function isFunction(arg){return typeof arg==="function"}exports.isFunction=isFunction;function isPrimitive(arg){return arg===null||typeof arg==="boolean"||typeof arg==="number"||typeof arg==="string"||typeof arg==="symbol"||typeof arg==="undefined"}exports.isPrimitive=isPrimitive;exports.isBuffer=require("./support/isBuffer");function objectToString(o){return Object.prototype.toString.call(o)}function pad(n){return n<10?"0"+n.toString(10):n.toString(10)}var months=["Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec"];function timestamp(){var d=new Date;var time=[pad(d.getHours()),pad(d.getMinutes()),pad(d.getSeconds())].join(":");return[d.getDate(),months[d.getMonth()],time].join(" ")}exports.log=function(){console.log("%s - %s",timestamp(),exports.format.apply(exports,arguments))};exports.inherits=require("inherits");exports._extend=function(origin,add){if(!add||!isObject(add))return origin;var keys=Object.keys(add);var i=keys.length;while(i--){origin[keys[i]]=add[keys[i]]}return origin};function hasOwnProperty(obj,prop){return Object.prototype.hasOwnProperty.call(obj,prop)}}).call(this,require("_process"),typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"./support/isBuffer":83,_process:62,inherits:60}]},{},[52])(52)});