-- | Evaluate a core Type representing type level int from the TypeLevel
-- library to a real int.
-eval_type_level_int :: Type.Type -> Int
-eval_type_level_int ty =
- unsafeRunGhc $ do
- -- Automatically import modules for any fully qualified identifiers
- setDynFlag DynFlags.Opt_ImplicitImportQualified
-
- let to_int_name = mkRdrName "Data.TypeLevel.Num.Sets" "toInt"
- let to_int = SrcLoc.noLoc $ HsExpr.HsVar to_int_name
- let undef = hsTypedUndef $ coreToHsType ty
- let app = HsExpr.HsApp (to_int) (undef)
+-- eval_type_level_int :: Type.Type -> Int
+-- eval_type_level_int ty =
+-- unsafeRunGhc $ do
+-- -- Automatically import modules for any fully qualified identifiers
+-- setDynFlag DynFlags.Opt_ImplicitImportQualified
+--
+-- let to_int_name = mkRdrName "Data.TypeLevel.Num.Sets" "toInt"
+-- let to_int = SrcLoc.noLoc $ HsExpr.HsVar to_int_name
+-- let undef = hsTypedUndef $ coreToHsType ty
+-- let app = HsExpr.HsApp (to_int) (undef)
+--
+-- core <- toCore [] app
+-- execCore core
- core <- toCore [] app
- execCore core
+-- | Get the length of a FSVec type
+tfvec_len :: Type.Type -> Int
+tfvec_len ty =
+ eval_tfp_int len
+ where
+ (tycon, args) = Type.splitTyConApp ty
+ [len, el_ty] = args