msp-strath / ask

being a particular fragment of Haskell, extended to a proof system
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Typechecker #5

Closed pigworker closed 3 years ago

pigworker commented 3 years ago

We're now typechecking the propositions which show up as goals and hypotheses. Admittedly, there are only two types just now: Type and Prop. But even that lets us diagnose nonsense much earlier and deliver a less zen UX.