$ bundle exec mdl --help Usage: mdl [options] [FILE.md|DIR ...] -c, --config FILE The configuration file to use -g, --git-recurse Only process files known to git when given a directory -i, --[no-]ignore-front-matter Ignore YAML front matter -l, --list-rules Don't process any files, just list enabled rules -r, --rules RULE1,RULE2 Only process these rules -u, --rulesets RULESET1,RULESET2 Specify add