Merge pull request webtorrent#39 from Theadd/master

handle .* IP/PORTs (6 bytes) error

Author: feross

client.js

@@ -352,9 +352,13 @@ Tracker.prototype._requestUdp = function (requestUrl, opts) {
           incomplete: msg.readUInt32BE(12)
         })
 
-        compact2string.multi(msg.slice(20)).forEach(function (addr) {
-          self.client.emit('peer', addr)
-        })
+        try {
+          compact2string.multi(msg.slice(20)).forEach(function (addr) {
+            self.client.emit('peer', addr)
+          })
+        } catch (err) {
+          return self.client.emit('error', err)
+        }
         break
 
       case 2: // scrape
@@ -478,9 +482,13 @@ Tracker.prototype._handleResponse = function (requestUrl, data) {
 
     if (Buffer.isBuffer(data.peers)) {
       // tracker returned compact response
-      compact2string.multi(data.peers).forEach(function (addr) {
-        self.client.emit('peer', addr)
-      })
+      try {
+        compact2string.multi(data.peers).forEach(function (addr) {
+          self.client.emit('peer', addr)
+        })
+      } catch (err) {
+        return self.client.emit('error', err)
+      }
     } else if (Array.isArray(data.peers)) {
       // tracker returned normal response
       data.peers.forEach(function (peer) {