bluesliverx/grails-fields — comment on commit 766d10d51b6c8b760ac7ece672192a1c86dd334a
File:  line 0
By robfletcher:

Oh I see it just gets passed through. That makes more sense than prepending it to _property_ in the model but is more awkward to deal with as you need to check for null & add an extra '.' if not null.