Fix for default format option. "-f progress" should be added to cmd_parts unless there is a -f or --format=xyz included in the cli options. However the recent fix for --format actually causes "-f progress" to only be added when there are no cli options. As grep always returns at least an empty array (thus true).
Fix for default format option. "-f progress" should be added to cmd_parts unless there is a -f or --format=xyz included in the cli options. However the recent fix for --format actually causes "-f progress" to only be added when there are no cli options. As grep always returns at least an empty array (thus true).

baberthal/guard-rspec,mes/guard-rspec,consti/guard-rspec,guard/guard-rspec,kvokka/guard-rspec