You can either return a mangled C<$report> (which does not need to be a clone of the original) or C<undef> if you want the action to ignore it completely.
Defaults to the identity function.
You can either return a mangled C<$report> (which does not need to be a clone of the original) or C<undef> if you want the action to ignore it completely.
Defaults to the identity function.