diff options
Diffstat (limited to 'examples/gadt-transfer/VeryFoods.hs')
| -rw-r--r-- | examples/gadt-transfer/VeryFoods.hs | 23 |
1 files changed, 0 insertions, 23 deletions
diff --git a/examples/gadt-transfer/VeryFoods.hs b/examples/gadt-transfer/VeryFoods.hs deleted file mode 100644 index ad6b6dc7f..000000000 --- a/examples/gadt-transfer/VeryFoods.hs +++ /dev/null @@ -1,23 +0,0 @@ -{-# OPTIONS_GHC -fglasgow-exts #-} -module Main where - -import PGF -import Foods - --- example of using GADT: turn every occurrence of "boring" to "very boring" - -main = do - pgf <- readPGF "Foods.pgf" - interact (doVery pgf) - -doVery pgf s = case parseAllLang pgf (startCat pgf) s of - (l,t:_):_ -> unlines $ return $ linearize pgf l $ gf $ veryC $ fg t - -veryC :: GComment -> GComment -veryC = very - -very :: forall a. Foods.Tree a -> Foods.Tree a -very t = case t of - GBoring -> GVery GBoring - _ -> composOp very t - |
