fix error + format

extra_modules/ensureExists.js

@@ -1,4 +1,4 @@
-import {mkdir} from "fs"
+import { mkdir } from 'fs'
 
 /**
  * makes sure that a given folder exists, if it doesn't it creates one for you
@@ -7,23 +7,19 @@ import {mkdir} from "fs"
  * @param  {Function}       cb                  callback, gives null if the folder exists, otherwise gives the error
  * @return {undefined}                          see: callback
  */
- function ensureExists(path, mask, cb) {
-    if (typeof mask === 'function') { // Allow the `mask` parameter to be optional
-        cb = mask;
-        mask = 0o744;
+function ensureExists(path, mask, cb) {
+    if (typeof mask === 'function') {
+        // Allow the `mask` parameter to be optional
+        cb = mask
+        mask = 0o744
     }
     mkdir(path, mask, function (err) {
         if (err) {
             if (err.code === 'EEXIST')
-                cb(null); // Ignore the error if the folder already exists
-            else
-                cb(err); // Something else went wrong
-        }
-        else
-            cb(null); // Successfully created folder
-    });
+                cb(null) // Ignore the error if the folder already exists
+            else cb(err) // Something else went wrong
+        } else cb(null) // Successfully created folder
+    })
 }
 
-export {
-    ensureExists
-} ;
+export { ensureExists }