[minor] Small style updates to the File store

lib/nconf/stores/file.js

@@ -62,14 +62,12 @@ File.prototype.save = function (value, callback) {
 // using the format specified by `this.format` synchronously.
 //
 File.prototype.saveSync = function (value) {
-
   try {
     fs.writeFileSync(this.file, this.format.stringify(this.store));
   }
   catch (ex) {
     throw(ex);
   }
-
 };
 
 //
@@ -80,36 +78,36 @@ File.prototype.saveSync = function (value) {
 File.prototype.load = function (callback) {
   var self = this;
 
-  path.exists(self.file, function(exists){
-
+  path.exists(self.file, function (exists) {
     if (!exists) {
-
+      //
       // If the path we are attempting to load doesn't exist, create it
-      self.save({}, function(err){
+      //
+      self.save({}, function (err) {
         self.store = {};
         return callback(err, self.store);
       });
-
     }
     else {
-
+      //
       // Else, the path exists, read it from disk
+      //
       fs.readFile(self.file, function (err, data) {
         if (err) {
           return callback(err);
         }
+
         try {
           self.store = self.format.parse(data.toString());
         }
         catch (ex) {
           return callback(new Error("Error parsing your JSON configuration file."));
         }
+
         callback(null, self.store);
       });
-
     }
   });
-
 };
 
 //
@@ -121,24 +119,24 @@ File.prototype.loadSync = function () {
   var data, self = this;
 
   if (!path.existsSync(self.file)) {
-
+    //
     // If the path we are attempting to load doesn't exist, create it
+    //
     self.saveSync({});
     self.store = {};
     data = {};
-
   }
   else {
-
+    //
     // Else, the path exists, read it from disk
+    //
     try {
       data = fs.readFileSync(this.file, 'utf8');
       this.store = this.format.parse(data);
     }
     catch (ex) {
       throw new Error("Error parsing your JSON configuration file.")
     }
-
   }
 
   return data;