app/helpers/bootstrap_flash_helper.rb in twitter-bootstrap-rails-2.2.3 vs app/helpers/bootstrap_flash_helper.rb in twitter-bootstrap-rails-2.2.4

@@ -1,16 +1,23 @@
 module BootstrapFlashHelper
+  ALERT_TYPES = [:error, :info, :success, :warning]
+
   def bootstrap_flash
     flash_messages = []
     flash.each do |type, message|
       # Skip empty messages, e.g. for devise messages set to nothing in a locale file.
       next if message.blank?
+      
       type = :success if type == :notice
       type = :error   if type == :alert
-      text = content_tag(:div,
-               content_tag(:button, raw("×"), :class => "close", "data-dismiss" => "alert") +
-               message, :class => "alert fade in alert-#{type}")
-      flash_messages << text if message
+      next unless ALERT_TYPES.include?(type)
+
+      Array(message).each do |msg|
+        text = content_tag(:div,
+                           content_tag(:button, raw("&times;"), :class => "close", "data-dismiss" => "alert") +
+                           msg, :class => "alert fade in alert-#{type}")
+        flash_messages << text if message
+      end
     end
     flash_messages.join("\n").html_safe
   end
 end