Require Import HaskWeakTypes.
(* TO DO: finish this *)
-Inductive WeakCoercion : Type := weakCoercion : WeakType -> WeakType -> CoreCoercion -> WeakCoercion.
+Inductive WeakCoercion : Type := weakCoercion : Kind -> WeakType -> WeakType -> CoreCoercion -> WeakCoercion.
(* a WeakCoerVar just wraps a CoreVar and tags it with the pair of types amongst which it coerces *)
-Inductive WeakCoerVar := weakCoerVar : CoreVar -> WeakType -> WeakType -> WeakCoerVar.
+Inductive WeakCoerVar := weakCoerVar : CoreVar -> Kind -> WeakType -> WeakType -> WeakCoerVar.
(* a WeakExprVar just wraps a CoreVar and tags it with the type of its value *)
Inductive WeakExprVar := weakExprVar : CoreVar -> WeakType -> WeakExprVar.
Definition weakVarToCoreVar (wv:WeakVar) : CoreVar :=
match wv with
- | WExprVar (weakExprVar v _ ) => v
- | WTypeVar (weakTypeVar v _ ) => v
- | WCoerVar (weakCoerVar v _ _ ) => v
+ | WExprVar (weakExprVar v _ ) => v
+ | WTypeVar (weakTypeVar v _ ) => v
+ | WCoerVar (weakCoerVar v _ _ _) => v
end.
Coercion weakVarToCoreVar : WeakVar >-> CoreVar.