Code review comment for lp:~spud/spud/alias

> Seems the case when it's an actual path to a schema file is not supposed to
> satisfy the if in diamond:29. However, any one non-alpha characters in the
> alias causes it to be treated as a path, which does obviously not exist. I
> suggest all alphanumeric characters and - and _ should be allowed in an alias.

Correct. I'll change this to allow those characters.