fxposter/nested_form — comment on commit bd89009528269d63f6353a2440ce838925c894b9
File: lib/nested_form/builder_mixin.rb line 24
By bbenezech:

So that inline JS don't fire uselessly and cause side-effects.
I need it for RailsAdmin, but I think it can be pretty useful for anyone.

It's always useful to set a class on a wrapper as a hook, for 3rd party people.