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view tests/efold.ur @ 1505:8c851e5508a7
Tutorial: up to First-Class Polymorphism
author | Adam Chlipala <adam@chlipala.net> |
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date | Sun, 17 Jul 2011 11:00:04 -0400 |
parents | 71bafe66dbe1 |
children |
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val currier : rs :: {Type} -> Cfold.currier rs = fold [Cfold.currier] (fn nm :: Name => fn t :: Type => fn rest :: {Type} => fn acc => fn x : t => acc) {} val greenCurry : Cfold.greenCurry = currier [Cfold.greenCurryIngredients] val redCurry : Cfold.redCurry = currier [Cfold.redCurryIngredients] val yellowCurry : Cfold.yellowCurry = currier [Cfold.yellowCurryIngredients] val main = yellowCurry