> On 04 Jan 2016, at 11:51, Lloyd Fournier <lloyd.fo...@gmail.com> wrote: > > There is no mention of subst-mutate in the design docs. Should I still write > tests in roast?
Well, subst-mutate is *not* used inside of the core itself, so I can only assume it is intended to be user-facing. So yes, please add tests for it in roast, in a new file as to easily keep it apart should that be needed after all. Liz