tracks/app/views/todos/_successor.html.erb

<%
@rec_depth ||= 0

cache [successor, "successor"] do
%>
  <div id="<%= dom_id(successor, 'successor') %>" class="item-container">
    <div id="<%= dom_id(successor, 'successor_line') %>">
      <div class="description<%= staleness_class( successor ) %>" style="margin-left: 20px">
        <span class="todo.descr"><%= h sanitize(successor.description) %></span>

        <%= remote_delete_dependency(successor, predecessor) %>

        <% unless successor.pending_successors.empty?
          if @rec_depth < 8
            @rec_depth+=1 %>
            <div class="todo_successors" id="<%= dom_id(successor, 'successors') %>">
              <%= render :partial => "todos/successor",
                :collection => successor.pending_successors,
                :locals => { :todo => successor,
                :parent_container_type => parent_container_type,
                :suppress_dependencies => true,
                :predecessor => successor }
              %>
            </div>
          <% else %>
            <a title="There are more dependencies that are not shown">[...]</a>
          <% end %>
        <% end %>
      </div>
    </div>
  </div>
<% end %>