From 458f8c1f80ff20ba3d6e439c65500ed1c1d81ba4 Mon Sep 17 00:00:00 2001
From: Jacob Vosmaer <contact@jacobvosmaer.nl>
Date: Thu, 20 Nov 2014 15:54:39 +0100
Subject: [PATCH] Explain why we create a StringIO

---
 lib/tasks/gitlab/backup.rake | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/tasks/gitlab/backup.rake b/lib/tasks/gitlab/backup.rake
index 99e84f62c66..0230fbb010b 100644
--- a/lib/tasks/gitlab/backup.rake
+++ b/lib/tasks/gitlab/backup.rake
@@ -79,6 +79,8 @@ namespace :gitlab do
 
     def configure_cron_mode
       if ENV['CRON']
+        # We need an object we can say 'puts' and 'print' to; let's use a
+        # StringIO.
         require 'stringio'
         $progress = StringIO.new
       else