node: make AsyncListenerInst field more explicit

"flags" could mean one of many things, and multiple flag types could be
checked. So make the field more explicit on what type of flags are being
stored.

Signed-off-by: Timothy J Fontaine <tjfontaine@gmail.com>

src/node.js

@@ -351,7 +351,7 @@
         for (i = 0; i < ccQueue.length; i++) {
           queueItem = ccQueue[i];
           queue[queue.length] = queueItem;
-          if ((queueItem.flags & HAS_CREATE_AL) === 0) {
+          if ((queueItem.callback_flags & HAS_CREATE_AL) === 0) {
             data[queueItem.uid] = queueItem.data;
             continue;
           }
@@ -369,8 +369,8 @@
           if (data[queueItem.uid] !== undefined)
             continue;
           queue[queue.length] = queueItem;
-          context._asyncFlags |= queueItem.flags;
-          if ((queueItem.flags & HAS_CREATE_AL) === 0) {
+          context._asyncFlags |= queueItem.callback_flags;
+          if ((queueItem.callback_flags & HAS_CREATE_AL) === 0) {
             data[queueItem.uid] = queueItem.data;
             continue;
           }
@@ -397,7 +397,7 @@
       inAsyncTick = true;
       for (i = 0; i < queue.length; i++) {
         queueItem = queue[i];
-        if ((queueItem.flags & HAS_BEFORE_AL) > 0)
+        if ((queueItem.callback_flags & HAS_BEFORE_AL) > 0)
           queueItem.before(context, data[queueItem.uid]);
       }
       inAsyncTick = false;
@@ -418,7 +418,7 @@
       inAsyncTick = true;
       for (i = 0; i < queue.length; i++) {
         queueItem = queue[i];
-        if ((queueItem.flags & HAS_AFTER_AL) > 0)
+        if ((queueItem.callback_flags & HAS_AFTER_AL) > 0)
           queueItem.after(context, data[queueItem.uid]);
       }
       inAsyncTick = false;
@@ -445,7 +445,7 @@
         var data = currentContext._asyncData;
         for (i = 0; i < queue.length; i++) {
           queueItem = queue[i];
-          if ((queueItem.flags & HAS_ERROR_AL) === 0)
+          if ((queueItem.callback_flags & HAS_ERROR_AL) === 0)
             continue;
           try {
             threw = true;
@@ -469,7 +469,7 @@
       if (asyncQueue) {
         for (i = 0; i < asyncQueue.length; i++) {
           queueItem = asyncQueue[i];
-          if ((queueItem.flags & HAS_ERROR_AL) === 0 ||
+          if ((queueItem.callback_flags & HAS_ERROR_AL) === 0 ||
               (data && data[queueItem.uid] !== undefined))
             continue;
           try {
@@ -501,19 +501,19 @@
     function AsyncListenerInst(callbacks, data) {
       if (typeof callbacks.create === 'function') {
         this.create = callbacks.create;
-        this.flags |= HAS_CREATE_AL;
+        this.callback_flags |= HAS_CREATE_AL;
       }
       if (typeof callbacks.before === 'function') {
         this.before = callbacks.before;
-        this.flags |= HAS_BEFORE_AL;
+        this.callback_flags |= HAS_BEFORE_AL;
       }
       if (typeof callbacks.after === 'function') {
         this.after = callbacks.after;
-        this.flags |= HAS_AFTER_AL;
+        this.callback_flags |= HAS_AFTER_AL;
       }
       if (typeof callbacks.error === 'function') {
         this.error = callbacks.error;
-        this.flags |= HAS_ERROR_AL;
+        this.callback_flags |= HAS_ERROR_AL;
       }
 
       this.uid = ++alUid;
@@ -525,7 +525,7 @@
     AsyncListenerInst.prototype.error = undefined;
     AsyncListenerInst.prototype.data = undefined;
     AsyncListenerInst.prototype.uid = 0;
-    AsyncListenerInst.prototype.flags = 0;
+    AsyncListenerInst.prototype.callback_flags = 0;
 
     // Create new async listener object. Useful when instantiating a new
     // object and want the listener instance, but not add it to the stack.