Got a working prototype using a monkey patch: https://gist.github.com/sobrinho/f634f52a4ab7d47588f5
But object.errors.full_messages is not working anymore, we may need to reimplement the full_messages method. On Saturday, May 17, 2014 10:50:50 AM UTC-3, Gabriel Sobrinho wrote: > > The pull request I mentioned: https://github.com/rails/rails/pull/8638 > > On Saturday, May 17, 2014 10:48:43 AM UTC-3, Gabriel Sobrinho wrote: >> >> Hello guys, >> >> We’re working in some applications where we need to customise the JSON >> errors output in a more robust way (the front-end have a lot of backbone >> stuff). >> >> When a active record object fails to create, rails render this response: >> >> { >> :"employments.company"=>["can't be blank"], >> :email=>["can't be blank"], >> :password=>["can't be blank"] >> } >> >> The first problem happens if you have more than one employment, first of >> all you won’t know which one has the error message. >> >> There is a pull request open since Dec, 2012 proposing to improve this >> response to: >> >> { >> :"employments[0].company"=>["can't be blank"], >> :"employments[1].company"=>["can't be blank"], >> :email=>["can't be blank"], >> :password=>["can't be blank"] >> } >> >> Which would allow us to at least know which child has the error. >> >> I would to propose a better response or at least an option to do that, to >> have this output: >> >> { >> :employments => { >> 0 => { :company => ["can't be blank"] }, >> 1 => { :company => ["can't be blank"] } >> } >> :email=>["can't be blank"], >> :password=>["can't be blank"] >> } >> >> In this last response the errors would be easily accessible for anything >> on front-end like Angular, Ember.js or Backbone. >> >> But it’s completely backwards incompatible and may break all applications >> that relies on the current output. >> >> I’m not sure about the current versioning scheme of rails but in long >> term (rails 5?) this output would be the best. >> >> >> But until then, would be great to have something like specifying a custom >> object to mount the errors. >> >> I’m trying to follow where active record puts the nested validations on >> the errors object, seems like it put the nested errors using the dot >> notation and because of that we would to have to workaround it to “expand” >> the notation to create this last output I suggest and that’s not easy or >> even fast to compute. >> >> >> Am I missing a way to do that or we really need to change something on >> active record to be able to do that? If so, where can I start? >> >> Cheers, >> >> Gabriel Sobrinho >> gabrielsobrinho.com >> >> -- 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 http://groups.google.com/group/rubyonrails-core. For more options, visit https://groups.google.com/d/optout.