From 7abbffdc5cd03c18a23e870eb18ac9d7d7f8bccd Mon Sep 17 00:00:00 2001
From: Oscar Busk <oscar.busk@gmail.com>
Date: Thu, 24 Feb 2022 22:46:09 +0100
Subject: [PATCH 1/3] Replace all `util.puts()` with `console.log()`

Following deprecation recommendation at https://nodejs.org/docs/latest-v8.x/api/util.html#util_util_puts_strings
---
 examples/http/basic-proxy.js                     | 6 +++---
 examples/http/concurrent-proxy.js                | 4 ++--
 examples/http/custom-proxy-error.js              | 2 +-
 examples/http/error-handling.js                  | 2 +-
 examples/http/forward-and-target-proxy.js        | 8 ++++----
 examples/http/forward-proxy.js                   | 6 +++---
 examples/http/latent-proxy.js                    | 4 ++--
 examples/http/proxy-http-to-https.js             | 2 +-
 examples/http/proxy-https-to-http.js             | 4 ++--
 examples/http/proxy-https-to-https.js            | 4 ++--
 examples/http/reverse-proxy.js                   | 4 ++--
 examples/http/sse.js                             | 4 ++--
 examples/http/standalone-proxy.js                | 4 ++--
 examples/middleware/gzip-middleware.js           | 4 ++--
 examples/middleware/modifyResponse-middleware.js | 4 ++--
 15 files changed, 31 insertions(+), 31 deletions(-)

diff --git a/examples/http/basic-proxy.js b/examples/http/basic-proxy.js
index dede897f3..f26e38a74 100644
--- a/examples/http/basic-proxy.js
+++ b/examples/http/basic-proxy.js
@@ -38,7 +38,7 @@ var welcome = [
   '#    #   #     #   #            #      #    #  ####  #    #   #  '
 ].join('\n');
 
-util.puts(welcome.rainbow.bold);
+console.log(welcome.rainbow.bold);
 
 //
 // Basic Http Proxy Server
@@ -56,5 +56,5 @@ http.createServer(function (req, res) {
   res.end();
 }).listen(9003);
 
-util.puts('http proxy server'.blue + ' started '.green.bold + 'on port '.blue + '8003'.yellow);
-util.puts('http server '.blue + 'started '.green.bold + 'on port '.blue + '9003 '.yellow);
+console.log('http proxy server'.blue + ' started '.green.bold + 'on port '.blue + '8003'.yellow);
+console.log('http server '.blue + 'started '.green.bold + 'on port '.blue + '9003 '.yellow);
diff --git a/examples/http/concurrent-proxy.js b/examples/http/concurrent-proxy.js
index 7e54935dd..439ace466 100644
--- a/examples/http/concurrent-proxy.js
+++ b/examples/http/concurrent-proxy.js
@@ -64,5 +64,5 @@ http.createServer(function (req, res) {
   }
 }).listen(9004);
 
-util.puts('http proxy server'.blue + ' started '.green.bold + 'on port '.blue + '8004'.yellow);
-util.puts('http server '.blue + 'started '.green.bold + 'on port '.blue + '9004 '.yellow);
+console.log('http proxy server'.blue + ' started '.green.bold + 'on port '.blue + '8004'.yellow);
+console.log('http server '.blue + 'started '.green.bold + 'on port '.blue + '9004 '.yellow);
diff --git a/examples/http/custom-proxy-error.js b/examples/http/custom-proxy-error.js
index 855995fdf..91167ca8b 100644
--- a/examples/http/custom-proxy-error.js
+++ b/examples/http/custom-proxy-error.js
@@ -52,4 +52,4 @@ proxy.on('error', function (err, req, res) {
 });
 
 
-util.puts('http proxy server '.blue + 'started '.green.bold + 'on port '.blue + '8005 '.yellow + 'with custom error message'.magenta.underline);
\ No newline at end of file
+console.log('http proxy server '.blue + 'started '.green.bold + 'on port '.blue + '8005 '.yellow + 'with custom error message'.magenta.underline);
\ No newline at end of file
diff --git a/examples/http/error-handling.js b/examples/http/error-handling.js
index a20360325..a4835a4b3 100644
--- a/examples/http/error-handling.js
+++ b/examples/http/error-handling.js
@@ -60,4 +60,4 @@ function requestHandler(req, res) {
 }
 
 http.createServer(requestHandler).listen(8000);
-util.puts('http proxy server'.blue + ' started '.green.bold + 'on port '.blue + '8000'.yellow);
+console.log('http proxy server'.blue + ' started '.green.bold + 'on port '.blue + '8000'.yellow);
diff --git a/examples/http/forward-and-target-proxy.js b/examples/http/forward-and-target-proxy.js
index 5f4231add..dca6a6668 100644
--- a/examples/http/forward-and-target-proxy.js
+++ b/examples/http/forward-and-target-proxy.js
@@ -56,12 +56,12 @@ http.createServer(function (req, res) {
 // Target Http Forwarding Server
 //
 http.createServer(function (req, res) {
-  util.puts('Receiving forward for: ' + req.url);
+  console.log('Receiving forward for: ' + req.url);
   res.writeHead(200, { 'Content-Type': 'text/plain' });
   res.write('request successfully forwarded to: ' + req.url + '\n' + JSON.stringify(req.headers, true, 2));
   res.end();
 }).listen(9007);
 
-util.puts('http proxy server '.blue + 'started '.green.bold + 'on port '.blue + '8006 '.yellow + 'with forward proxy'.magenta.underline);
-util.puts('http server '.blue + 'started '.green.bold + 'on port '.blue + '9006 '.yellow);
-util.puts('http forward server '.blue + 'started '.green.bold + 'on port '.blue + '9007 '.yellow);
\ No newline at end of file
+console.log('http proxy server '.blue + 'started '.green.bold + 'on port '.blue + '8006 '.yellow + 'with forward proxy'.magenta.underline);
+console.log('http server '.blue + 'started '.green.bold + 'on port '.blue + '9006 '.yellow);
+console.log('http forward server '.blue + 'started '.green.bold + 'on port '.blue + '9007 '.yellow);
\ No newline at end of file
diff --git a/examples/http/forward-proxy.js b/examples/http/forward-proxy.js
index d0bc30ca0..6f9ede9f7 100644
--- a/examples/http/forward-proxy.js
+++ b/examples/http/forward-proxy.js
@@ -43,11 +43,11 @@ httpProxy.createServer({
 // Target Http Forwarding Server
 //
 http.createServer(function (req, res) {
-  util.puts('Receiving forward for: ' + req.url);
+  console.log('Receiving forward for: ' + req.url);
   res.writeHead(200, { 'Content-Type': 'text/plain' });
   res.write('request successfully forwarded to: ' + req.url + '\n' + JSON.stringify(req.headers, true, 2));
   res.end();
 }).listen(9019);
 
-util.puts('http proxy server '.blue + 'started '.green.bold + 'on port '.blue + '8019 '.yellow + 'with forward proxy'.magenta.underline);
-util.puts('http forward server '.blue + 'started '.green.bold + 'on port '.blue + '9019 '.yellow);
\ No newline at end of file
+console.log('http proxy server '.blue + 'started '.green.bold + 'on port '.blue + '8019 '.yellow + 'with forward proxy'.magenta.underline);
+console.log('http forward server '.blue + 'started '.green.bold + 'on port '.blue + '9019 '.yellow);
\ No newline at end of file
diff --git a/examples/http/latent-proxy.js b/examples/http/latent-proxy.js
index 0c8ba5d16..1597a90b5 100644
--- a/examples/http/latent-proxy.js
+++ b/examples/http/latent-proxy.js
@@ -50,5 +50,5 @@ http.createServer(function (req, res) {
   res.end();
 }).listen(9008);
 
-util.puts('http proxy server '.blue + 'started '.green.bold + 'on port '.blue + '8008 '.yellow + 'with latency'.magenta.underline);
-util.puts('http server '.blue + 'started '.green.bold + 'on port '.blue + '9008 '.yellow);
+console.log('http proxy server '.blue + 'started '.green.bold + 'on port '.blue + '8008 '.yellow + 'with latency'.magenta.underline);
+console.log('http server '.blue + 'started '.green.bold + 'on port '.blue + '9008 '.yellow);
diff --git a/examples/http/proxy-http-to-https.js b/examples/http/proxy-http-to-https.js
index 4df98e4d6..7e3b4ed72 100644
--- a/examples/http/proxy-http-to-https.js
+++ b/examples/http/proxy-http-to-https.js
@@ -43,4 +43,4 @@ httpProxy.createProxyServer({
   }
 }).listen(8011);
 
-util.puts('http proxy server'.blue + ' started '.green.bold + 'on port '.blue + '8011'.yellow);
\ No newline at end of file
+console.log('http proxy server'.blue + ' started '.green.bold + 'on port '.blue + '8011'.yellow);
\ No newline at end of file
diff --git a/examples/http/proxy-https-to-http.js b/examples/http/proxy-https-to-http.js
index 5eb07a14c..2c3b71c81 100644
--- a/examples/http/proxy-https-to-http.js
+++ b/examples/http/proxy-https-to-http.js
@@ -56,5 +56,5 @@ httpProxy.createServer({
   }
 }).listen(8009);
 
-util.puts('https proxy server'.blue + ' started '.green.bold + 'on port '.blue + '8009'.yellow);
-util.puts('http server '.blue + 'started '.green.bold + 'on port '.blue + '9009 '.yellow);
+console.log('https proxy server'.blue + ' started '.green.bold + 'on port '.blue + '8009'.yellow);
+console.log('http server '.blue + 'started '.green.bold + 'on port '.blue + '9009 '.yellow);
diff --git a/examples/http/proxy-https-to-https.js b/examples/http/proxy-https-to-https.js
index e600f389c..594cdb59c 100644
--- a/examples/http/proxy-https-to-https.js
+++ b/examples/http/proxy-https-to-https.js
@@ -55,5 +55,5 @@ httpProxy.createServer({
   secure: false
 }).listen(8010);
 
-util.puts('https proxy server'.blue + ' started '.green.bold + 'on port '.blue + '8010'.yellow);
-util.puts('https server '.blue + 'started '.green.bold + 'on port '.blue + '9010 '.yellow);
+console.log('https proxy server'.blue + ' started '.green.bold + 'on port '.blue + '8010'.yellow);
+console.log('https server '.blue + 'started '.green.bold + 'on port '.blue + '9010 '.yellow);
diff --git a/examples/http/reverse-proxy.js b/examples/http/reverse-proxy.js
index b07caa5a8..b4d536a63 100644
--- a/examples/http/reverse-proxy.js
+++ b/examples/http/reverse-proxy.js
@@ -30,14 +30,14 @@ var http = require('http'),
 var proxy = httpProxy.createServer();
 
 var server = http.createServer(function (req, res) {
-  util.puts('Receiving reverse proxy request for:' + req.url);
+  console.log('Receiving reverse proxy request for:' + req.url);
   var parsedUrl = url.parse(req.url);
   var target = parsedUrl.protocol + '//' + parsedUrl.hostname;
   proxy.web(req, res, {target: target, secure: false});
 }).listen(8213);
 
 server.on('connect', function (req, socket) {
-  util.puts('Receiving reverse proxy request for:' + req.url);
+  console.log('Receiving reverse proxy request for:' + req.url);
 
   var serverUrl = url.parse('https://' + req.url);
 
diff --git a/examples/http/sse.js b/examples/http/sse.js
index ef4693ec3..f7909280e 100644
--- a/examples/http/sse.js
+++ b/examples/http/sse.js
@@ -63,5 +63,5 @@ sse.on('connection', function(client) {
 
 server.listen(9003);
 
-util.puts('http proxy server'.blue + ' started '.green.bold + 'on port '.blue + '8003'.yellow);
-util.puts('http server '.blue + 'started '.green.bold + 'on port '.blue + '9003 '.yellow);
+console.log('http proxy server'.blue + ' started '.green.bold + 'on port '.blue + '8003'.yellow);
+console.log('http server '.blue + 'started '.green.bold + 'on port '.blue + '9003 '.yellow);
diff --git a/examples/http/standalone-proxy.js b/examples/http/standalone-proxy.js
index 0c89c6cdb..982b125d4 100644
--- a/examples/http/standalone-proxy.js
+++ b/examples/http/standalone-proxy.js
@@ -50,5 +50,5 @@ http.createServer(function (req, res) {
   res.end();
 }).listen(9002);
 
-util.puts('http server '.blue + 'started '.green.bold + 'on port '.blue + '8002 '.yellow + 'with proxy.web() handler'.cyan.underline + ' and latency'.magenta);
-util.puts('http server '.blue + 'started '.green.bold + 'on port '.blue + '9002 '.yellow);
+console.log('http server '.blue + 'started '.green.bold + 'on port '.blue + '8002 '.yellow + 'with proxy.web() handler'.cyan.underline + ' and latency'.magenta);
+console.log('http server '.blue + 'started '.green.bold + 'on port '.blue + '9002 '.yellow);
diff --git a/examples/middleware/gzip-middleware.js b/examples/middleware/gzip-middleware.js
index 7cbb49a0c..13e0dd19c 100644
--- a/examples/middleware/gzip-middleware.js
+++ b/examples/middleware/gzip-middleware.js
@@ -61,5 +61,5 @@ http.createServer(function (req, res) {
   res.end();
 }).listen(9012);
 
-util.puts('http proxy server'.blue + ' started '.green.bold + 'on port '.blue + '8012'.yellow);
-util.puts('http server '.blue + 'started '.green.bold + 'on port '.blue + '9012 '.yellow);
+console.log('http proxy server'.blue + ' started '.green.bold + 'on port '.blue + '8012'.yellow);
+console.log('http server '.blue + 'started '.green.bold + 'on port '.blue + '9012 '.yellow);
diff --git a/examples/middleware/modifyResponse-middleware.js b/examples/middleware/modifyResponse-middleware.js
index 41c4cec8c..9c8fe8f22 100644
--- a/examples/middleware/modifyResponse-middleware.js
+++ b/examples/middleware/modifyResponse-middleware.js
@@ -64,6 +64,6 @@ http.createServer(function (req, res) {
   res.end('Hello, I love Ruby\n');
 }).listen(9013);
 
-util.puts('http proxy server'.blue + ' started '.green.bold + 'on port '.blue + '8013'.yellow);
-util.puts('http server '.blue + 'started '.green.bold + 'on port '.blue + '9013 '.yellow);
+console.log('http proxy server'.blue + ' started '.green.bold + 'on port '.blue + '8013'.yellow);
+console.log('http server '.blue + 'started '.green.bold + 'on port '.blue + '9013 '.yellow);
 

From a480f895afa4cb2b537b453a0b9531db130c3705 Mon Sep 17 00:00:00 2001
From: Oscar Busk <oscar.busk@gmail.com>
Date: Thu, 24 Feb 2022 22:47:24 +0100
Subject: [PATCH 2/3] Replace all `util.debug()` with `console.error()`

Following deprecation recommendation at https://nodejs.org/docs/latest-v8.x/api/util.html#util_util_error_strings
---
 examples/websocket/latent-websocket-proxy.js     | 6 +++---
 examples/websocket/standalone-websocket-proxy.js | 6 +++---
 examples/websocket/websocket-proxy.js            | 6 +++---
 3 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/examples/websocket/latent-websocket-proxy.js b/examples/websocket/latent-websocket-proxy.js
index f5ad868bc..b16509c93 100644
--- a/examples/websocket/latent-websocket-proxy.js
+++ b/examples/websocket/latent-websocket-proxy.js
@@ -45,10 +45,10 @@ catch (ex) {
 //
 var server = io.listen(9016);
 server.sockets.on('connection', function (client) {
-  util.debug('Got websocket connection');
+  console.error('Got websocket connection');
 
   client.on('message', function (msg) {
-    util.debug('Got message from client: ' + msg);
+    console.error('Got message from client: ' + msg);
   });
 
   client.send('from server');
@@ -86,6 +86,6 @@ proxyServer.listen(8016);
 var ws = client.connect('ws://localhost:8016');
 
 ws.on('message', function (msg) {
-  util.debug('Got message: ' + msg);
+  console.error('Got message: ' + msg);
   ws.send('I am the client');
 });
diff --git a/examples/websocket/standalone-websocket-proxy.js b/examples/websocket/standalone-websocket-proxy.js
index 78ac697f0..816822014 100644
--- a/examples/websocket/standalone-websocket-proxy.js
+++ b/examples/websocket/standalone-websocket-proxy.js
@@ -45,10 +45,10 @@ catch (ex) {
 //
 var server = io.listen(9015);
 server.sockets.on('connection', function (client) {
-  util.debug('Got websocket connection');
+  console.error('Got websocket connection');
 
   client.on('message', function (msg) {
-    util.debug('Got message from client: ' + msg);
+    console.error('Got message from client: ' + msg);
   });
 
   client.send('from server');
@@ -83,6 +83,6 @@ proxyServer.listen(8015);
 var ws = client.connect('ws://localhost:8015');
 
 ws.on('message', function (msg) {
-  util.debug('Got message: ' + msg);
+  console.error('Got message: ' + msg);
   ws.send('I am the client');
 });
diff --git a/examples/websocket/websocket-proxy.js b/examples/websocket/websocket-proxy.js
index 5feacb4f4..0da51e6a3 100644
--- a/examples/websocket/websocket-proxy.js
+++ b/examples/websocket/websocket-proxy.js
@@ -45,10 +45,10 @@ catch (ex) {
 //
 var server = io.listen(9014);
 server.sockets.on('connection', function (client) {
-  util.debug('Got websocket connection');
+  console.error('Got websocket connection');
 
   client.on('message', function (msg) {
-    util.debug('Got message from client: ' + msg);
+    console.error('Got message from client: ' + msg);
   });
 
   client.send('from server');
@@ -65,6 +65,6 @@ httpProxy.createServer({ target: 'ws://localhost:9014', ws: true }).listen(8014)
 var ws = client.connect('ws://localhost:8014');
 
 ws.on('message', function (msg) {
-  util.debug('Got message: ' + msg);
+  console.error('Got message: ' + msg);
   ws.send('I am the client');
 });

From 5b15e9355978e0d6ce9bc61bca1e8825a6c6fa38 Mon Sep 17 00:00:00 2001
From: Oscar Busk <oscar.busk@gmail.com>
Date: Thu, 24 Feb 2022 22:50:07 +0100
Subject: [PATCH 3/3] Remove all unused imports of `util`.

---
 examples/http/basic-proxy.js                     | 3 +--
 examples/http/concurrent-proxy.js                | 3 +--
 examples/http/custom-proxy-error.js              | 3 +--
 examples/http/error-handling.js                  | 3 +--
 examples/http/forward-and-target-proxy.js        | 3 +--
 examples/http/forward-proxy.js                   | 3 +--
 examples/http/latent-proxy.js                    | 3 +--
 examples/http/proxy-http-to-https.js             | 1 -
 examples/http/proxy-https-to-http.js             | 1 -
 examples/http/proxy-https-to-https.js            | 1 -
 examples/http/reverse-proxy.js                   | 3 +--
 examples/http/sse.js                             | 3 +--
 examples/http/standalone-proxy.js                | 3 +--
 examples/middleware/bodyDecoder-middleware.js    | 1 -
 examples/middleware/gzip-middleware.js           | 3 +--
 examples/middleware/modifyResponse-middleware.js | 3 +--
 examples/websocket/latent-websocket-proxy.js     | 3 +--
 examples/websocket/standalone-websocket-proxy.js | 3 +--
 examples/websocket/websocket-proxy.js            | 3 +--
 19 files changed, 15 insertions(+), 34 deletions(-)

diff --git a/examples/http/basic-proxy.js b/examples/http/basic-proxy.js
index f26e38a74..7164ae7a6 100644
--- a/examples/http/basic-proxy.js
+++ b/examples/http/basic-proxy.js
@@ -24,8 +24,7 @@
 
 */
 
-var util = require('util'),
-    colors = require('colors'),
+var colors = require('colors'),
     http = require('http'),
     httpProxy = require('../../lib/http-proxy');
 
diff --git a/examples/http/concurrent-proxy.js b/examples/http/concurrent-proxy.js
index 439ace466..2c030571f 100644
--- a/examples/http/concurrent-proxy.js
+++ b/examples/http/concurrent-proxy.js
@@ -24,8 +24,7 @@
 
 */
 
-var util = require('util'),
-    colors = require('colors'),
+var colors = require('colors'),
     http = require('http'),
     httpProxy = require('../../lib/http-proxy');
 
diff --git a/examples/http/custom-proxy-error.js b/examples/http/custom-proxy-error.js
index 91167ca8b..1b7b5b4ae 100644
--- a/examples/http/custom-proxy-error.js
+++ b/examples/http/custom-proxy-error.js
@@ -24,8 +24,7 @@
 
 */
 
-var util = require('util'),
-    colors = require('colors'),
+var colors = require('colors'),
     http = require('http'),
     httpProxy = require('../../lib/http-proxy');
 
diff --git a/examples/http/error-handling.js b/examples/http/error-handling.js
index a4835a4b3..f05148190 100644
--- a/examples/http/error-handling.js
+++ b/examples/http/error-handling.js
@@ -24,8 +24,7 @@
 
 */
 
-var util = require('util'),
-    colors = require('colors'),
+var colors = require('colors'),
     http = require('http'),
     httpProxy = require('../../lib/http-proxy');
 
diff --git a/examples/http/forward-and-target-proxy.js b/examples/http/forward-and-target-proxy.js
index dca6a6668..19121144d 100644
--- a/examples/http/forward-and-target-proxy.js
+++ b/examples/http/forward-and-target-proxy.js
@@ -24,8 +24,7 @@
 
 */
 
-var util = require('util'),
-    colors = require('colors'),
+var colors = require('colors'),
     http = require('http'),
     httpProxy = require('../../lib/http-proxy');
 
diff --git a/examples/http/forward-proxy.js b/examples/http/forward-proxy.js
index 6f9ede9f7..61a483b47 100644
--- a/examples/http/forward-proxy.js
+++ b/examples/http/forward-proxy.js
@@ -24,8 +24,7 @@
 
 */
 
-var util = require('util'),
-    colors = require('colors'),
+var colors = require('colors'),
     http = require('http'),
     httpProxy = require('../../lib/http-proxy');
 
diff --git a/examples/http/latent-proxy.js b/examples/http/latent-proxy.js
index 1597a90b5..d69f32656 100644
--- a/examples/http/latent-proxy.js
+++ b/examples/http/latent-proxy.js
@@ -24,8 +24,7 @@
 
 */
 
-var util = require('util'),
-    colors = require('colors'),
+var colors = require('colors'),
     http = require('http'),
     httpProxy = require('../../lib/http-proxy');
 
diff --git a/examples/http/proxy-http-to-https.js b/examples/http/proxy-http-to-https.js
index 7e3b4ed72..45fa9e87c 100644
--- a/examples/http/proxy-http-to-https.js
+++ b/examples/http/proxy-http-to-https.js
@@ -26,7 +26,6 @@
 
 var https = require('https'),
     http  = require('http'),
-    util  = require('util'),
     path  = require('path'),
     fs    = require('fs'),
     colors = require('colors'),
diff --git a/examples/http/proxy-https-to-http.js b/examples/http/proxy-https-to-http.js
index 2c3b71c81..769d42f62 100644
--- a/examples/http/proxy-https-to-http.js
+++ b/examples/http/proxy-https-to-http.js
@@ -26,7 +26,6 @@
 
 var https = require('https'),
     http  = require('http'),
-    util  = require('util'),
     path  = require('path'),
     fs    = require('fs'),
     colors = require('colors'),
diff --git a/examples/http/proxy-https-to-https.js b/examples/http/proxy-https-to-https.js
index 594cdb59c..d92b7349d 100644
--- a/examples/http/proxy-https-to-https.js
+++ b/examples/http/proxy-https-to-https.js
@@ -26,7 +26,6 @@
 
 var https = require('https'),
     http = require('http'),
-    util = require('util'),
     fs   = require('fs'),
     path = require('path'),
     colors = require('colors'),
diff --git a/examples/http/reverse-proxy.js b/examples/http/reverse-proxy.js
index b4d536a63..f85ec2d51 100644
--- a/examples/http/reverse-proxy.js
+++ b/examples/http/reverse-proxy.js
@@ -24,8 +24,7 @@
 var http = require('http'),
     net = require('net'),
     httpProxy = require('../../lib/http-proxy'),
-    url = require('url'),
-    util = require('util');
+    url = require('url');
 
 var proxy = httpProxy.createServer();
 
diff --git a/examples/http/sse.js b/examples/http/sse.js
index f7909280e..34bc5df08 100644
--- a/examples/http/sse.js
+++ b/examples/http/sse.js
@@ -24,8 +24,7 @@
 
 */
 
-var util = require('util'),
-    colors = require('colors'),
+var colors = require('colors'),
     http = require('http'),
     httpProxy = require('../../lib/http-proxy'),
     SSE = require('sse');
diff --git a/examples/http/standalone-proxy.js b/examples/http/standalone-proxy.js
index 982b125d4..cc9e33870 100644
--- a/examples/http/standalone-proxy.js
+++ b/examples/http/standalone-proxy.js
@@ -24,8 +24,7 @@
 
 */
 
-var util = require('util'),
-    colors = require('colors'),
+var colors = require('colors'),
     http = require('http'),
     httpProxy = require('../../lib/http-proxy');
 
diff --git a/examples/middleware/bodyDecoder-middleware.js b/examples/middleware/bodyDecoder-middleware.js
index 71e16c8ac..030f454fb 100644
--- a/examples/middleware/bodyDecoder-middleware.js
+++ b/examples/middleware/bodyDecoder-middleware.js
@@ -28,7 +28,6 @@ var http = require('http'),
     connect = require('connect'),
     request = require('request'),
     colors = require('colors'),
-    util = require('util'),
     queryString = require('querystring'),
     bodyParser = require('body-parser'),
     httpProxy = require('../../lib/http-proxy'),
diff --git a/examples/middleware/gzip-middleware.js b/examples/middleware/gzip-middleware.js
index 13e0dd19c..7220656cb 100644
--- a/examples/middleware/gzip-middleware.js
+++ b/examples/middleware/gzip-middleware.js
@@ -24,8 +24,7 @@
 
 */
 
-var util = require('util'),
-    colors = require('colors'),
+var colors = require('colors'),
     http = require('http'),
     connect = require('connect'),
     httpProxy = require('../../lib/http-proxy');
diff --git a/examples/middleware/modifyResponse-middleware.js b/examples/middleware/modifyResponse-middleware.js
index 9c8fe8f22..333eb3a33 100644
--- a/examples/middleware/modifyResponse-middleware.js
+++ b/examples/middleware/modifyResponse-middleware.js
@@ -24,8 +24,7 @@
 
 */
 
-var util = require('util'),
-    colors = require('colors'),
+var colors = require('colors'),
     http = require('http'),
     connect = require('connect'),
     app = connect(),
diff --git a/examples/websocket/latent-websocket-proxy.js b/examples/websocket/latent-websocket-proxy.js
index b16509c93..f85afd208 100644
--- a/examples/websocket/latent-websocket-proxy.js
+++ b/examples/websocket/latent-websocket-proxy.js
@@ -24,8 +24,7 @@
 
 */
 
-var util = require('util'),
-    http = require('http'),
+var http = require('http'),
     colors = require('colors'),
     httpProxy = require('../../lib/http-proxy');
 
diff --git a/examples/websocket/standalone-websocket-proxy.js b/examples/websocket/standalone-websocket-proxy.js
index 816822014..7f5a3b317 100644
--- a/examples/websocket/standalone-websocket-proxy.js
+++ b/examples/websocket/standalone-websocket-proxy.js
@@ -24,8 +24,7 @@
 
 */
 
-var util = require('util'),
-    http = require('http'),
+var http = require('http'),
     colors = require('colors'),
     httpProxy = require('../../lib/http-proxy');
 
diff --git a/examples/websocket/websocket-proxy.js b/examples/websocket/websocket-proxy.js
index 0da51e6a3..9a1c71e95 100644
--- a/examples/websocket/websocket-proxy.js
+++ b/examples/websocket/websocket-proxy.js
@@ -24,8 +24,7 @@
 
 */
 
-var util = require('util'),
-    http = require('http'),
+var http = require('http'),
     colors = require('colors'),
     httpProxy = require('../../lib/http-proxy');