ENH: added error events

Author: srossross

Diff for: lib/caronte/passes/web-incoming.js

@@ -102,6 +102,14 @@ function stream(req, res, options) {
     common.setupOutgoing(options.ssl || {}, options, req)
   );
 
+  proxyReq.on('error', function(err){
+    var ev   = 'caronte:outgoing:web:';
+    if (options.ee.listeners(ev + 'error').length == 0){
+        throw err;
+    }
+    options.ee.emit(ev + 'error', err, req, res); 
+  });
+  
   req.pipe(proxyReq);
 
   proxyReq.on('response', function(proxyRes) {

Diff for: lib/caronte/passes/ws-incoming.js

@@ -78,6 +78,13 @@ function stream(req, socket, options, head) {
   var proxyReq = (~['https:', 'wss:'].indexOf(options.target.protocol) ? https : http).request(
     common.setupOutgoing(options.ssl || {}, options, req)
   );
+  proxyReq.on('error', function(err){
+    var ev   = 'caronte:outgoing:ws:';
+    if (options.ee.listeners(ev + 'error').length == 0){
+        throw err;
+    }
+    options.ee.emit(ev + 'error', err, req, res); 
+  });
 
   proxyReq.on('upgrade', function(proxyRes, proxySocket, proxyHead) {
     common.setupSocket(proxySocket);