skill-assessment-app/app/views/admin/user/_form.html.erb

<% if flash[:error].present? %>
  <div class="error">
    <%= flash[:error] %>
    <p>
      <% user.errors.messages.each do |k,v| %>
        <%= "#{k.to_s} #{v.join(' and ')}" %><br />
      <% end %>
    </p>
  </div>
<% end %>

<%= form_for user, url: action do |form| %>
  <div class="form-group">
    <%= form.label :name, "Full Name" %>
    <%= form.text_field :name %>
  </div>

  <div class="form-group">
    <%= form.label :email, "eMail" %>
    <%= form.email_field :email %>
  </div>

  <div class="form-group">
    <%= form.label :role, "Role" %>
    <%= form.select :role, admin_role_options(user.role), include_blank: false %>
  </div>

  <%= form.submit %>
<% end %>