[Zope3-Users] Re: formlib vs. cancel button

[Martin Aspeli]

Dennis Schulz wrote:
> I dont know if it is the "proper" way,
> but when I return an empty string there is no validation error.
> 
> This was also one of the strangest things I found out with formlib.....

I found that returning {} also works. But this is clearly a design 
weakness if there is no other way of doing it. Something like 
validator=NULL_VALIDATOR would be fine, or some kind of decorator.

Martin