runCommand -package:options -package:shake -package:github-release -package:process -package:xmonad-contrib -package:cabal-install -package:mongoDB -package:graphviz -package:shake-plus -package:quickcheck-state-machine -is:exact -package:pandoc-plot -package:io-streams -is:exact package:beam-migrate -is:exact
Called before a command is about to run. The first argument is the
step index and the second is a string representing the command about
to be run.