On Mar 17, 5:58 am, Ram <[email protected]> wrote:
> Hi all,
>
> I have a multi model form (Project with many tasks) and I want to
> prevent a task from being saved to the DB if it is empty ie. if there
> is no i/p for that task from the user. I tried the following
>
If you don't want the save to happen then you should return false from
your before_save.
Fred
> class Task < ActiveRecord::Base
>
> before_save :check_if_empty
> ...
>
> def check_if_empty
> self.destroy if description.blank?
> end
>
> but i get this
>
> TypeError in ProjectsController#create
> can't modify frozen hash
>
> Is there a way to let ActiveRecord know not to save a record (which is
> a frozen hash in this case) to the DB?
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