lib/rubber/recipes/rubber/instances.rb in sml-rubber-0.9.10 vs lib/rubber/recipes/rubber/instances.rb in sml-rubber-0.9.11

@@ -328,10 +328,10 @@
     # objects for use by expand_role_dependencies
     deps = {}
     rubber_env.role_dependencies.each do |k, v|
       rhs = Array(v).collect {|r| Rubber::Configuration::RoleItem.parse(r)}
       deps[Rubber::Configuration::RoleItem.parse(k)] = rhs
-    end
+    end if rubber_env.role_dependencies
     return deps
   end
   
 end