anchor.diff:                      method: :delete,
                       class: "nav-link" %>
             </li>
  -        <% else %>
  +          <% else %>
             <li class="nav-item">
               <%= link_to "Sign In",
                   new_user_session_path,
  
positive.code:           </li>
            <% end %>
          </ul>
          <ul class="navbar-nav">
            <% if current_user %>
            <li class="nav-item">
              <!-- TODO: Turn the below into a WEIT Bootstrap Forms helper. -->
  
negative.code: 
      <div class="container">
        <div class="collapse navbar-collapse" id="navbarSupportedContent">
          <ul class="navbar-nav">
            <% if current_user %>
            <li class="nav-item">
              <%= link_to "Outages", outages_path, class: "nav-link" %>
  