.long_text.form-group{ class: "#{'has-error' if errors[question.code]}" }
  %label
    = question.question_text
    = ' *' if question.required
  = form.simple_fields_for :answers do |answer_form|
    = answer_form.text_area question.code, value: answers[question.code], class: 'form-control'
  - if errors[question.code]
    .help-block.text-danger= errors[question.code]