def validations
      name = @name
      @klass.send(:validates_each, name) do |record, attr, value|
        record.send(name).errors.each do |error|
          record.errors.add(name, error)
        end
      end
    end
def validations
      name = @name
      @klass.send(:validates_each, name) do |record, attr, value|
        record.send(name).errors.each do |error|
          record.errors.add(name, error)
        end
      end
    end
Forward validations.

 Usage:

   attacher.validations