[[!comment format=mdwn username="joey" subject="""comment 3""" date="2016-02-10T16:09:08Z" content=""" Would probably be better to use `before`, since `combineProperties` needs a description of the combined properties. Using `doNothing` is kind of a hack, it would make propellor say it was running "noop property". Perhaps better to use a SemiGroup than a Monoid. """]]