show helpful message if binding_of_caller is unavailable

BetterErrors · Dec 9, 2012 · 5983c7d · 5983c7d
1 parent 88f8ec8
commit 5983c7d
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/lib/better_errors/templates/main.erb b/lib/better_errors/templates/main.erb
@@ -253,6 +253,11 @@
                     </div>
 
                     <div class="variable_info"></div>
+                <% else %>
+                    <h3>Advanced features unavailable</h3>
+                    <p class="error">
+                        You must add <code>gem "binding_of_caller"</code> to your Gemfile to enable the REPL and local/instance variable inspection.
+                    </p>
                 <% end %>
             </div>
         <% end %>