anchor.diff:    <input class="js-autocomplete-resource-id" type="hidden" name="repo_id" />
   </dl>
   
  -<% max_members_view_model = FormFieldWithErrors::EditView.new(object: @group_assignment, field: :max_members) %>
  -<dl class="<%= max_members_view_model.form_class %>">
  +<dl class="<%= view.form_class_for(:max_members) %>">
      <dt><%= f.label "Maximum number of members in each team (optional)" %></dt>
      <dd><%= f.number_field :max_members, class: 'textfield' %></dd>
  -   <%= render 'shared/form_error', errors: max_members_view_model.error_message if max_members_view_model.errors? %>
  +   <%= render 'shared/form_error', errors: view.error_message_for(:max_members) if view.errors_for?(:max_members) %>
   </dl>
   
   <%= render 'shared/assignment_student_identifier_type_options', assignment: @group_assignment, student_identifier_types: student_identifier_types %>
  
positive.code:     </dl>
    <% end %>
  
    <% grouping_view_model = FormFieldWithErrors::EditView.new(object: @group_assignment, field: :grouping) %>
    <dl class="<%= grouping_view_model.form_class %>">
      <dt><label><%= 'OR' if groupings_present %> Create a new set of teams</label></dt>
      <% time           = Time.zone.now %>
      <% suggested_name = Time.zone.now.strftime("Teams formed on %B #{time.day.ordinalize}, %Y") %>
      <dd><input class="textfield" type="text" value="<%= suggested_name unless groupings_present %>" placeholder="<%= suggested_name if groupings_present %>" name="grouping[title]" id="grouping_title"></dd>
      <%= render 'shared/form_error', errors: grouping_view_model.error_message if grouping_view_model.errors? %>
    </dl>
  <% end %>
  
negative.code: <% view = FormView.new(subject: @group_assignment) %>
  
  <dl class="<%= view.form_class_for(:title) %>">
    <dt><%= f.label :title %></dt>
    <dd><%= f.text_field :title, class: 'textfield' %></dd>
    <%= render('shared/form_error', errors: view.error_message_for(:title)) if view.errors_for?(:title) %>
  </dl>
  
  <dl class="<%= view.form_class_for(:slug) %>">
    <dt><%= f.label :slug %></dt>
    <dd><%= f.text_field :slug, class: 'textfield' %></dd>
    <%= render('shared/form_error', errors: view.error_message_for(:slug)) if view.errors_for?(:slug) %>
    <span class="note"><%= t('assignment_form.slug_note') %></span>
  </dl>
  
  