runCommand -package:wai-app-static -package:libmpd -package:shake -package:xmonad-contrib -package:options -package:shake-plus -package:quickcheck-state-machine -package:github-release -package:graphviz -package:cabal-install -package:mongoDB -package:process -is:exact -is:exact package:beam-migrate

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.