<% traces = { "Application Trace" => @application_trace, "Framework Trace" => @framework_trace, "Full Trace" => @full_trace } %> Rails.root: <%= defined?(Rails) && Rails.respond_to?(:root) ? Rails.root : "unset" %> <% traces.each do |name, trace| %> <% if trace.any? %> <%= name %> <%= trace.join("\n") %> <% end %> <% end %>