2 files changed, 7 insertions, 3 deletions
diff --git a/actionpack/lib/action_dispatch/http/mime_negotiation.rb b/actionpack/lib/action_dispatch/http/mime_negotiation.rb
index d0c9413efa..e5f20003a3 100644
--- a/actionpack/lib/action_dispatch/http/mime_negotiation.rb
+++ b/actionpack/lib/action_dispatch/http/mime_negotiation.rb
@@ -29,8 +29,8 @@ module ActionDispatch
         content_mime_type && content_mime_type.to_s
       end
 
-      def has_content_type?
-        has_header? "CONTENT_TYPE"
+      def has_content_type? # :nodoc:
+        get_header "CONTENT_TYPE"
       end
 
       # Returns the accepted MIME type for the request.
diff --git a/actionpack/lib/action_dispatch/middleware/debug_exceptions.rb b/actionpack/lib/action_dispatch/middleware/debug_exceptions.rb
index 1a9018fe0c..1c720c5a8e 100644
--- a/actionpack/lib/action_dispatch/middleware/debug_exceptions.rb
+++ b/actionpack/lib/action_dispatch/middleware/debug_exceptions.rb
@@ -175,7 +175,11 @@ module ActionDispatch
       end
 
       def log_array(logger, array)
-        array.map { |line| logger.fatal line }
+        if logger.formatter && logger.formatter.respond_to?(:tags_text)
+          logger.fatal array.join("\n#{logger.formatter.tags_text}")
+        else
+          logger.fatal array.join("\n")
+        end
       end
 
       def logger(request)