Merge pull request #5 from Zhwt/master

解决某些情况下 DNS 不能解析和兼容 ipv6 的问题

bypass-lan-and-china.pac

@@ -27,6 +27,9 @@ var proxy = "__PROXY__";
 var direct = "DIRECT";
 
 function FindProxyForURL(url, host) {
+  if (!isResolvable(host)) {
+      return proxy;
+  }
   var remote = dnsResolve(host);
   if (belongsToSubnet(remote, WHITELIST)) {
       return direct;

code.js

@@ -32,6 +32,9 @@ function isLan(host) {
 }
 
 function FindProxyForURL(url, host) {
+  if (!isResolvable(host)) {
+      return proxy;
+  }
   var remote = dnsResolve(host);
   if (isLan(remote) || isChina(remote)) {
       return "DIRECT";