cluster: English language fixing

doc/api/cluster.markdown

@@ -123,11 +123,12 @@ where the 'listening' event is emitted.
 * `worker` {Worker object}
 
 When a workers IPC channel has disconnected this event is emitted. This will happen
-when the worker die, usually after calling `.destroy()`.
+when the worker dies, usually after calling `.destroy()`.
 
-But also when calling `.disconnect()`, in this case it is possible there is delay
-between the `disconnect` and `death` and the event can be used to detect if the
-process is stuck in a cleanup or if there are long living connection.
+When calling `.disconnect()`, there may be a delay between the
+`disconnect` and `death` events.  This event can be used to detect if
+the process is stuck in a cleanup or if there are long-living
+connections.
 
     cluster.on('disconnect', function(worker) {
       console.log('The worker #' + worker.uniqueID + ' has disconnected');
@@ -198,11 +199,11 @@ This object is not supposed to be change or set manually.
 
 * `callback` {Function} called when all workers are disconnected and handlers are closed
 
-When calling this method all workers will commit a graceful suicide. When they are
+When calling this method, all workers will commit a graceful suicide. When they are
 disconnected all internal handlers will be closed, allowing the master process to
 die graceful if no other event is waiting.
 
-The method takes an optional callback argument there will be called when finished.
+The method takes an optional callback argument which will be called when finished.
 
 ## cluster.workers
 

lib/cluster.js

@@ -51,7 +51,7 @@ var ids = 0;
 var serverHandlers = {};
 
 // Used in the worker:
-var serverLisenters = {};
+var serverListeners = {};
 var queryIds = 0;
 var queryCallbacks = {};
 
@@ -153,7 +153,7 @@ function handleResponse(outMessage, outHandle, inMessage, inHandle, worker) {
 }
 
 // Handle messages from both master and workers
-var messageHandingObject = {};
+var messageHandler = {};
 function handleMessage(worker, inMessage, inHandle) {
 
   //Remove internal prefix
@@ -161,14 +161,14 @@ function handleMessage(worker, inMessage, inHandle) {
   message.cmd = inMessage.cmd.substr(INTERNAL_PREFIX.length);
 
   var respondUsed = false;
-  var respond = function(outMessage, outHandler) {
+  function respond(outMessage, outHandler) {
     respondUsed = true;
     handleResponse(outMessage, outHandler, inMessage, inHandle, worker);
-  };
+  }
 
   // Run handler if it exist
-  if (messageHandingObject[message.cmd]) {
-    messageHandingObject[message.cmd](message, worker, respond);
+  if (messageHandler[message.cmd]) {
+    messageHandler[message.cmd](message, worker, respond);
   }
 
   // Send respond if it wasn't done
@@ -181,7 +181,7 @@ function handleMessage(worker, inMessage, inHandle) {
 if (cluster.isMaster) {
 
   // Handle online messages from workers
-  messageHandingObject.online = function(message, worker) {
+  messageHandler.online = function(message, worker) {
     worker.state = 'online';
     debug('Worker ' + worker.process.pid + ' online');
     worker.emit('online', worker);
@@ -189,7 +189,7 @@ if (cluster.isMaster) {
   };
 
   // Handle queryServer messages form workers
-  messageHandingObject.queryServer = function(message, worker, send) {
+  messageHandler.queryServer = function(message, worker, send) {
 
     // This sequence of infomation is unique to the connection but not
     // to the worker
@@ -208,7 +208,7 @@ if (cluster.isMaster) {
   };
 
   // Handle listening messages from workers
-  messageHandingObject.listening = function(message, worker) {
+  messageHandler.listening = function(message, worker) {
 
     worker.state = 'listening';
 
@@ -226,7 +226,7 @@ if (cluster.isMaster) {
   };
 
   // Handle suicide messages from workers
-  messageHandingObject.suicide = function(message, worker) {
+  messageHandler.suicide = function(message, worker) {
     worker.suicide = true;
   };
 
@@ -236,7 +236,7 @@ if (cluster.isMaster) {
 else if (cluster.isWorker) {
 
   // Handle worker.disconnect from master
-  messageHandingObject.disconnect = function(message, worker) {
+  messageHandler.disconnect = function(message, worker) {
     worker.disconnect();
   };
 }
@@ -412,12 +412,12 @@ if (cluster.isMaster) {
     this.suicide = true;
 
     // keep track of open servers
-    var servers = Object.keys(serverLisenters).length;
+    var servers = Object.keys(serverListeners).length;
     var progress = new ProgressTracker(servers, function() {
       // there are no more servers open so we will close the IPC channel.
-      // Closeing the IPC channel will emit emit a disconnect event
+      // Closing the IPC channel will emit a disconnect event
       // in both master and worker on the process object.
-      // This event will be handled by prepearDeath.
+      // This event will be handled by prepareDeath.
       self.process.disconnect();
     });
 
@@ -428,10 +428,10 @@ if (cluster.isMaster) {
       // in case there are no servers
       progress.check();
 
-      // closeing all servers graceful
+      // closing all servers gracefully
       var server;
-      for (var key in serverLisenters) {
-        server = serverLisenters[key];
+      for (var key in serverListeners) {
+        server = serverListeners[key];
 
         // in case the server is closed we wont close it again
         if (server._handle === null) {
@@ -491,7 +491,7 @@ cluster._setupWorker = function() {
   // Get worker class
   var worker = cluster.worker = new Worker();
 
-  // when the worker is disconnected from parent accidently
+  // when the worker is disconnected from parent accidentally
   // we will terminate the worker
   process.once('disconnect', function() {
     if (worker.suicide !== true) {
@@ -511,7 +511,7 @@ cluster._getServer = function(tcpSelf, address, port, addressType, cb) {
 
   // Store tcp instance for later use
   var key = [address, port, addressType].join(':');
-  serverLisenters[key] = tcpSelf;
+  serverListeners[key] = tcpSelf;
 
   // Send a listening message to the master
   tcpSelf.once('listening', function() {