[minor] Style compliance. Fixes #402.

Author: indexzero

lib/node-http-proxy/http-proxy.js

@@ -716,8 +716,7 @@ HttpProxy.prototype.proxyWebSocketRequest = function (req, socket, upgradeHead,
  // In addition, it's important to note the closure scope here. Since
  // there is no mapping of the socket to the request bound to it.
  //
- reverseProxy.on('upgrade', function ( res, remoteSocket, head) {
- 
+ reverseProxy.on('upgrade', function (res, remoteSocket, head) {
  //
  // Prepare handshake response 'headers' and 'statusCode'.
  //
@@ -741,27 +740,22 @@ HttpProxy.prototype.proxyWebSocketRequest = function (req, socket, upgradeHead,
  //
  reverseProxy.once('socket', function (revSocket) {
  revSocket.on('data', function handshake (data) {
- 
  // Set empty headers
  var headers = '';
 
  //
  // If the handshake statusCode 101, concat headers.
  //
- if(reverseProxy.handshake.statusCode && reverseProxy.handshake.statusCode == 101){
-
+ if (reverseProxy.handshake.statusCode && reverseProxy.handshake.statusCode == 101) {
  headers = [
-  'HTTP/1.1 101 Switching Protocols'
-  , 'Upgrade: websocket'
-  , 'Connection: Upgrade'
-  , 'Sec-WebSocket-Accept: ' + reverseProxy.handshake.headers['sec-websocket-accept']
+ 'HTTP/1.1 101 Switching Protocols',
+ 'Upgrade: websocket',
+ 'Connection: Upgrade',
+ 'Sec-WebSocket-Accept: ' + reverseProxy.handshake.headers['sec-websocket-accept']
  ];
 
  headers = headers.concat('', '').join('\r\n');
-
  }
-
- 
 
  //
  // Ok, kind of harmfull part of code. Socket.IO sends a hash
@@ -793,7 +787,7 @@ HttpProxy.prototype.proxyWebSocketRequest = function (req, socket, upgradeHead,
  //
  self.emit('websocket:handshake', req, socket, head, sdata, data);
  // add headers to the socket
- socket.write(headers+sdata);
+ socket.write(headers + sdata);
  var flushed = socket.write(data);
  if (!flushed) {
  revSocket.pause();