Yeah. That's pretty much the same features. Well no harm in asking ! Thanks for pointing that out.
Em quinta-feira, 10 de agosto de 2017 09:01:34 UTC-3, Roque Pinel escreveu: > > Please see https://github.com/rails/rails/pull/11908 > > On Thursday, August 10, 2017 at 5:21:34 AM UTC-4, Bruno Sofiato wrote: >> >> Hi guys. >> >> How do you feel about an enhancement to Rails' *delegate *method that >> enables us to define an arbitrary value which is bound to be returned >> whenever the delegation target is *nil* ? >> >> I've came across an use case on which I was required to do so. What I >> did was include the *on_nil: *option to *delegate*. I can use this new >> option the value that should be returned. The value can be either a literal >> or a Proc. When *on_nil *is not supplied the current behavior is >> followed (i.e. *nil *is returned). Here is an example: >> >> class User < ActiveRecord::Base >>> has_one :profile >>> delegate :age, to: :profile, allow_nil: true, on_nil: 21 >>> end >> >> >>> User.new.age # 21 >> >> >> Do you guys think this would be an useful enhancement to Rails' core ? >> Best Regards >> >> >> -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Core" group. To unsubscribe from this group and stop receiving emails from it, send an email to rubyonrails-core+unsubscr...@googlegroups.com. To post to this group, send email to rubyonrails-core@googlegroups.com. Visit this group at https://groups.google.com/group/rubyonrails-core. For more options, visit https://groups.google.com/d/optout.
