diff options
Diffstat (limited to 'src/GF/Grammar/AppPredefined.hs')
| -rw-r--r-- | src/GF/Grammar/AppPredefined.hs | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/GF/Grammar/AppPredefined.hs b/src/GF/Grammar/AppPredefined.hs index 7ff479df0..f92cb6bc1 100644 --- a/src/GF/Grammar/AppPredefined.hs +++ b/src/GF/Grammar/AppPredefined.hs @@ -15,16 +15,18 @@ isInPredefined = err (const True) (const False) . typPredefined typPredefined :: Ident -> Err Type typPredefined c@(IC f) = case f of "Int" -> return typePType + "Ints" -> return $ mkFunType [cnPredef "Int"] typePType "PBool" -> return typePType "PFalse" -> return $ cnPredef "PBool" "PTrue" -> return $ cnPredef "PBool" "dp" -> return $ mkFunType [cnPredef "Int",typeTok] typeTok "drop" -> return $ mkFunType [cnPredef "Int",typeTok] typeTok "eqInt" -> return $ mkFunType [cnPredef "Int",cnPredef "Int"] (cnPredef "PBool") + "lessInt"-> return $ mkFunType [cnPredef "Int",cnPredef "Int"] (cnPredef "PBool") "eqStr" -> return $ mkFunType [typeTok,typeTok] (cnPredef "PBool") "length" -> return $ mkFunType [typeTok] (cnPredef "Int") "occur" -> return $ mkFunType [typeTok,typeTok] (cnPredef "PBool") - "plus" -> return $ mkFunType [cnPredef "Int",cnPredef "Int"] (cnPredef "PInt") + "plus" -> return $ mkFunType [cnPredef "Int",cnPredef "Int"] (cnPredef "Int") ---- "read" -> (P : Type) -> Tok -> P ---- "show" -> (P : Type) -> P -> Tok "take" -> return $ mkFunType [cnPredef "Int",typeTok] typeTok @@ -51,6 +53,7 @@ appPredefined t = case t of ("eqStr",K s, K t) -> if s == t then predefTrue else predefFalse ("occur",K s, K t) -> if substring s t then predefTrue else predefFalse ("eqInt",EInt i, EInt j) -> if i==j then predefTrue else predefFalse + ("lessInt",EInt i, EInt j) -> if i<j then predefTrue else predefFalse ("plus", EInt i, EInt j) -> EInt $ i+j ("show", _, t) -> K $ prt t ("read", _, K s) -> str2tag s --- because of K, only works for atomic tags |