app/assets/javascripts/backbone-nested-attributes/model.js in backbone-nested-attributes-0.3.0 vs app/assets/javascripts/backbone-nested-attributes/model.js in backbone-nested-attributes-0.3.2

@@ -63,17 +63,21 @@
     return value instanceof Backbone.Collection ? value.slice() : value
   }
 
   function clearDeletedModelsFor(model) {
     _(model.relations).each(function (relation) {
-      var collection = model.get(relation.key)
+      var collectionOrModel = model.get(relation.key)
 
-      collection.each(function (nestedModel) {
-        clearDeletedModelsFor(nestedModel)
-      })
+      if (collectionOrModel && collectionOrModel.each) {
+        collectionOrModel.each(function (nestedModel) {
+          clearDeletedModelsFor(nestedModel)
+        })
 
-      collection.deletedModels.reset()
+        if (collectionOrModel.deletedModels) {
+          collectionOrModel.deletedModels.reset()
+        }
+      }
     })
   }
 
   function configureNestedAttributesEvents(model) {
     if (!model._hasNestedAttributesEventsConfigured) {
@@ -196,6 +200,6 @@
     clear: function (options) {
       clearNestedEvents(this)
       return BackboneModelPrototype.clear.apply(this, arguments)
     }
   })
-})(Backbone, _)
\ No newline at end of file
+})(Backbone, _)