Fix code style.

lib/utils.js

@@ -96,7 +96,15 @@ var Utils = module.exports = {
   cloneDeep: function(obj, fn) {
     return lodash.cloneDeep(obj, function (elem) {
       // Preserve special data-types like `fn` across clones. _.get() is used for checking up the prototype chain
-      if (elem && !Array.isArray(elem) && !lodash.isPlainObject(elem) && typeof elem.clone === 'function') {return elem.clone(); }
+      if (elem) {
+        // Allow objects to implement their own clone method
+        if (typeof elem.clone === 'function') {
+          // However do not mistakenly call clone methods on arrays and plain objects
+          if (!Array.isArray(elem) && !lodash.isPlainObject(elem)) {
+            return elem.clone();
+          }
+        }
+      }
       // Unfortunately, lodash.cloneDeep doesn't preserve Buffer.isBuffer, which we have to rely on for binary data
       if (Buffer.isBuffer(elem)) { return elem; }
 

test/integration/utils.test.js

@@ -111,8 +111,8 @@ describe(Support.getTestDialectTeaser('Utils'), function() {
 
   describe('cloneDeep', function() {
     it('should clone objects', function() {
-      var obj = {foo: 1},
-          clone = Utils.cloneDeep(obj);
+      var obj = {foo: 1}
+        , clone = Utils.cloneDeep(obj);
 
       expect(obj).to.not.equal(clone);
     });