gistfile1.rb

class Artist < ActiveRecord::Base
  has_many :tracks
  accepts_nested_attributes_for :tracks
end

class Track < ActiveRecord::Base
  before_destroy :check_track
  
  def check_track
    return false if created_at > 1.week.ago
  end
end

Artist.first.update_attributes(track_attributes: {id: 4, _destroy: '1'})
# I want this to give an exception / validation errors if the check_track returns false. At the moment it just silently fails