runCommand -package:structured-cli -package:github-release -package:shake-plus -package:graphviz -package:cabal-install -package:hledger -package:quickcheck-state-machine -package:process -package:xmonad-contrib -package:io-streams 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.