tree 780c5993b801110bbe207466a9868092bb5a83c3
parent 821183d8d03a8fa6e05cfd71c27d32faaa69108f
author Jeff Thompson <jeff@thefirst.org> 1353820950 -0800
committer Jeff Thompson <jeff@thefirst.org> 1353820950 -0800

In add, throw an exception for an invalid type.