fix(rmdir): close dir in case of error

lib/api/rmdir.js

@@ -32,11 +32,11 @@ module.exports = function rmdir(path, cb) {
         },
         connection,
         function(err, files) {
-          if (err) cb && cb(err);
-          // SMB2 close directory
-          else
           SMB2Request('close', file, connection, function() {
-              cb && cb(null, files);
+            if (err) {
+              return cb(err);
+            }
+            cb(null, files);
           });
         }
       );

package.json

@@ -41,8 +41,7 @@
     "eslint-plugin-node": "^8.0.0",
     "eslint-plugin-promise": "^4.0.1",
     "eslint-plugin-standard": "^4.0.0",
-    "prettier": "^1.15.3",
-    "source-map-support": "^0.4.0"
+    "prettier": "^1.15.3"
   },
   "license": "MIT"
 }