gitlabhq/gitlab-shell — pull request #112 by Javex (2013-11-15 00:58:32+00:00)
Title: Display appropriate error message on config error

When a key is missing in configuration, e.g. the redis key, then the dir is `nil` which leads to a confusion exception traceback. This prints an error and aborts checks. It's also referenced here: https://github.com/gitlabhq/gitlabhq/issues/5603