Flowdock
method

validate

Importance_0
Ruby on Rails latest stable (v4.1.8) - 0 notes - Class: PresenceValidator
validate(record) public

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# File activerecord/lib/active_record/validations/presence.rb, line 4
      def validate(record)
        super
        attributes.each do |attribute|
          next unless record.class._reflect_on_association(attribute)
          associated_records = Array.wrap(record.send(attribute))

          # Superclass validates presence. Ensure present records aren't about to be destroyed.
          if associated_records.present? && associated_records.all? { |r| r.marked_for_destruction? }
            record.errors.add(attribute, :blank, options)
          end
        end
      end
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