This plugin will guarantee that when running the repl, you are always up to date.
Put [lein-autoreload "0.1.1"] into the :plugins vector of your
:user profile.
When you start up the repl with lein repl and change any files, you'll notice output in the repl like:
:reloading (my-proj.core)
Copyright © 2013 Thomas Rampelberg
Distributed under the MIT license.