lib/lazy_resource/mapping.rb in lazy_resource-0.3.3 vs lib/lazy_resource/mapping.rb in lazy_resource-0.4.0

@@ -42,18 +42,19 @@
           end
         end
       end
 
       def mapped_root_node_name(objects)
-        if self.root_node_name
+        if self.root_node_name && objects.respond_to?(:keys)
           root_node_names = self.root_node_name.is_a?(Array) ? self.root_node_name : [self.root_node_name]
           mapped_name = (root_node_names.map(&:to_s) & objects.keys).first
         end
       end
     end
 
     def load(hash, persisted=true)
       hash.fetched = true and return hash if hash.kind_of?(LazyResource::Mapping)
+      return if hash.nil?
 
       self.tap do |resource|
         resource.persisted = persisted
         resource.fetched = false