_form.html.erb

<%= "<%= form_for @#{singular_name} do |f| %%>" %>

<div class="row">
  <div class="col-md-4">
    <%= "<% if @#{singular_name}.errors.any? %%>" %>
      <div id="error_explanation">
        <%= "<h2><%= pluralize(@#{singular_name}.errors.count, 'error') %%>" %> prohibited this <%= class_name %> from being saved:</h2>
        <ul class="list-unstyled">
        <%= "<% @#{singular_name}.errors.full_messages.each do |message| %%>" %>
          <%= "<li><%= message %%></li>" %>
        <%= "<% end %%>" %>
        </ul>
      </div>
    <%= "<% end %%>" %>
  <% editable_attributes.each do |attribute| %>
    <div class="form-group">
      <%= "<%= f.label :#{attribute.name} %%>" %>
      <%= "<%= f.#{attribute.field_type} :#{attribute.name}, class: \"form-control\" %%>" %>
    </div>
  <% end -%>

    <%= "<%= f.submit 'Submit', class: \"btn btn-success\" %%>" %>
  </div>
</div>

<%= "<% end %%>" %>