runCommand -package:structured-cli -package:github-release -package:pandoc-plot -package:shake-plus -package:shake -package:xmonad-contrib -package:cabal-install -package:graphviz -package:quickcheck-state-machine -package:mongoDB -is:exact -is:exact is:exact package:options

Either calls the given continuation, prints help text and calls exitSuccess, or prints an error and calls exitFailure. See runSubcommand for details on subcommand support.