Merge pull request #6 from keis/placeholder-array

move placeholder object closer to a plain array

lib/index.js

@@ -142,7 +142,7 @@ Hierarchy.prototype.manageLogger = function (logger, placeholder) {
       if (!obj) {
         loggers[key] = new PlaceHolder(logger)
       } else if (obj instanceof PlaceHolder) {
-        obj.add(logger)
+        obj.push(logger)
       } else {
         parent = obj
         break
@@ -165,8 +165,8 @@ Hierarchy.prototype.manageLogger = function (logger, placeholder) {
       , length
       , i
 
-    for (i = 0, length = placeholder.loggers.length; i < length; i++) {
-      child = placeholder.loggers[i]
+    for (i = 0, length = placeholder.length; i < length; i++) {
+      child = placeholder[i]
       // A sanity check that was present in python logging, the
       // attributes of a case that triggers this is still unclear
       if (child.parent.name.substring(0, name.length) !== name) {
@@ -238,18 +238,15 @@ function createHierarchy() {
   return hier
 }
 
-// # Placeholder
+// # PlaceHolder
 
 // Constructor for logger placeholder that holds a list of child loggers that
 // may need to be patched at a later time.
 function PlaceHolder(logger) {
-  this.loggers = [logger]
+  this.push(logger)
 }
+PlaceHolder.prototype.push = Array.prototype.push
 
-// Add a logger to the list of children
-PlaceHolder.prototype.add = function (logger) {
-  this.loggers.push(logger)
-}
 
 // # Logger