Refactored constructor, Added api-doc comments.

lib/log.js

@@ -4,15 +4,26 @@
  * MIT Licensed
  */
 
- /**
- * Functions to support Log rotation
+/**
+ * Returns the next date of the given date
+ * 
+ * @author thakkar.rushikesh
+ * @param Date
+ * @type Date
  */
 function getNextDate(dt) {
   var nxt = new Date();
   nxt.setDate(dt.getDate()+1);
   return nxt;
 }
 
+/**
+ * Returns the number of milliseconds remaining for rotation.
+ * 
+ * @author thakkar.rushikesh
+ * @param {Number} hourOfTheDay - in 24hrs format
+ * @type Number
+ */
 function calculateTimeToRotate(rotationTime) {
   var milliSeconds;
   if (rotationTime) {
@@ -44,7 +55,6 @@ var EventEmitter = require('events').EventEmitter;
  * @param {Object} stream 
  * @api public
  */
-
 var Log = exports = module.exports = function Log(level, stream, userPrefs){
 
   if ('string' == typeof level) level = exports[level.toUpperCase()];
@@ -55,11 +65,11 @@ var Log = exports = module.exports = function Log(level, stream, userPrefs){
   this.rotate = false;
   if(userPrefs) {
     this.rotate = userPrefs.rotate || false;
-    this.rotationTime = userPrefs.rotationTime || 0;
-    this.timeToRotate = calculateTimeToRotate(this.rotationTime);
-
-    if (this.rotate == true)
+    if (this.rotate == true) {
+      this.rotationTime = userPrefs.rotationTime || 0;
+      this.timeToRotate = calculateTimeToRotate(this.rotationTime);
       this.initRotation(this.timeToRotate);
+    }
   }
 };
 
@@ -133,6 +143,8 @@ exports.DEBUG = 7;
 
 Log.prototype = {
   /**
+   * @author thakkar.rushikesh
+   * @param {Number} Number of milliseconds to wait before emitting `rotate` event.
    * Initiates Log rotation timer. Emits `rotate` event after waiting till specified time.
    */
   initRotation: function(waitTime) {