tree 0c9f0f71fbc4cc6d00bc50cee1305f868f014a65
parent 766631472a0818bb9328f8a80c32f6ab9fb85638
author Anthony Sottile <asottile@umich.edu> 1403224913 -0700
committer Anthony Sottile <asottile@umich.edu> 1403225080 -0700

Give a better message when ast is not parseable.