checking that the socket exists before checking that it's writeable
checking that the socket exists before checking that it's writeable

WeBest/node-xmpp,xmppjs/xmpp.js,tempbottle/node-xmpp,eelcocramer/node-xmpp,ggozad/node-xmpp,qbit/node-xmpp,qbit/node-xmpp,ggozad/node-xmpp,node-xmpp/node-xmpp,node-xmpp/node-xmpp,agebrock/node-xmpp,agebrock/node-xmpp,xmppjs/xmpp.js,stliu/node-xmpp