a few small changes to make the code better

examples/client_chat/client_chat.js

@@ -55,7 +55,7 @@ if(process.argv.length < 5) {
   process.exit(1);
 }
 
-process.argv.forEach(function(val, index, array) {
+process.argv.forEach(function(val) {
   if(val == "-h") {
     print_help();
     process.exit(0);
@@ -167,9 +167,9 @@ function parseChat(chatObj, parentState) {
 
       chat += color(util.format.apply(this, args), getColorize(parentState));
     }
-    for(var i in chatObj.extra) {
+    chatObj.extra.forEach(function(i) {
       chat += parseChat(chatObj.extra[i], parentState);
-    }
+    });
     return chat;
   }
 }

examples/proxy/proxy.js

@@ -26,7 +26,7 @@ if(process.argv.length < 4) {
   printHelpAndExit(1);
 }
 
-process.argv.forEach(function(val, index, array) {
+process.argv.forEach(function(val) {
   if(val == "-h") {
     printHelpAndExit(0);
   }
@@ -175,8 +175,8 @@ srv.on('login', function(client) {
 function shouldDump(name, direction) {
   if(matches(printNameBlacklist[name])) return false;
   if(printAllNames) return true;
-  if(matches(printNameWhitelist[name])) return true;
-  return false;
+  return matches(printNameWhitelist[name]);
+
   function matches(result) {
     return result != null && result.indexOf(direction) !== -1;
   }

examples/server/server.js

@@ -1,11 +1,10 @@
 var mc = require('minecraft-protocol');
-var states = mc.states;
 
 var options = {
   motd: 'Vox Industries',
   'max-players': 127,
   port: 25565,
-  'online-mode': false,
+  'online-mode': false
 };
 
 var server = mc.createServer(options);

examples/server_helloworld/server_helloworld.js

@@ -1,7 +1,7 @@
 var mc = require('minecraft-protocol');
 
 var options = {
-  'online-mode': true,
+  'online-mode': true
 };
 
 var server = mc.createServer(options);