duplication clean up

lib/countly-storage.js

@@ -9,40 +9,33 @@ var defaultBulkPath = "../bulk_data/"; // Default path
 
 var setStoragePath = function(userPath) {
     storagePath = userPath || defaultPath;
-
     var dir = path.resolve(__dirname, getStoragePath());
-    try {
-        if (!fs.existsSync(dir)) {
-            fs.mkdirSync(dir, { recursive: true });
-        }
-    }
-    catch (ex) {
-        // problem creating data dir
-        cc.log(cc.logLevelEnums.ERROR, `setStoragePath, Failed to create the '/data' folder: ${ex}`);
-    }
+    createDirectory(dir);
 };
 
 var setBulkDataPath = function(userPath, persistQueue) {
     storagePath = userPath || defaultBulkPath;
-    var mainDir = path.resolve(__dirname, getStoragePath());
+    var dir = path.resolve(__dirname, getStoragePath());
     if (persistQueue) {
-        try {
-            if (!fs.existsSync(mainDir)) {
-                fs.mkdirSync(mainDir);
-            }
-        }
-        catch (ex) {
-            // problem creating directory
-            // eslint-disable-next-line no-console
-            cc.log(cc.logLevelEnums.ERROR, "setBulkDataPath, Failed white creating the '/data' directory. Error: ", ex.stack);
-        }
+        createDirectory(dir);
     }
 };
 
 var getStoragePath = function() {
     return storagePath;
 };
 
+var createDirectory = function(dir) {
+    try {
+        if (!fs.existsSync(dir)) {
+            fs.mkdirSync(dir, { recursive: true });
+        }
+    }
+    catch (ex) {
+        cc.log(cc.logLevelEnums.ERROR, `Failed to create directory at ${dir}: ${ex.stack}`);
+    }
+};
+
 var resetStorage = function() {
     storagePath = undefined;
     __data = {};