in normalizeOptions, check if options exists before bothering to create 'instance'

jdgarcia · jdgarcia · commit 3808db2f5d98 · 2015-05-14T16:27:46.000-07:00
diff --git a/lib/utils/normalize_options.js b/lib/utils/normalize_options.js
@@ -7,12 +7,12 @@ var NodeGit = require("../../");
  * @return {Object} An Oid instance.
  */
 function normalizeOptions(options, Ctor) {
-  var instance = options instanceof Ctor ? options : new Ctor();
-
   if (!options) {
     return null;
   }
 
+  var instance = options instanceof Ctor ? options : new Ctor();
+
   Object.keys(options).forEach(function(key) {
     instance[key] = options[key];
   });
