divided DataGFCC

1 files changed, 63 insertions, 0 deletions

diff --git a/src/GF/GFCC/Macros.hs b/src/GF/GFCC/Macros.hs
new file mode 100644
index 000000000..cfb257ab8
--- /dev/null
+++ b/src/GF/GFCC/Macros.hs
@@ -0,0 +1,63 @@
+module GF.GFCC.Macros where
+
+import GF.GFCC.AbsGFCC
+import GF.GFCC.DataGFCC
+import GF.GFCC.PrintGFCC
+import Data.Map
+import Data.List
+
+-- operations for manipulating GFCC grammars and objects
+
+lookLin :: GFCC -> CId -> CId -> Term
+lookLin gfcc lang fun = 
+  lookMap TM fun $ lins $ lookMap (error "no lang") lang $ concretes gfcc
+
+lookOper :: GFCC -> CId -> CId -> Term
+lookOper gfcc lang fun = 
+  lookMap TM fun $ opers $ lookMap (error "no lang") lang $ concretes gfcc
+
+lookLincat :: GFCC -> CId -> CId -> Term
+lookLincat gfcc lang fun = 
+  lookMap TM fun $ lincats $ lookMap (error "no lang") lang $ concretes gfcc
+
+lookType :: GFCC -> CId -> Type
+lookType gfcc f = 
+  fst $ lookMap (error $ "lookType " ++ show f) f (funs (abstract gfcc))
+
+functionsToCat :: GFCC -> CId -> [(CId,Type)]
+functionsToCat gfcc cat =
+  [(f,ty) | f <- fs, Just (ty,_) <- [Data.Map.lookup f $ funs $ abstract gfcc]]
+ where 
+   fs = lookMap [] cat $ catfuns $ abstract gfcc
+
+depth :: Exp -> Int
+depth tr = case tr of
+  DTr _ _ [] -> 1
+  DTr _ _ ts -> maximum (lmap depth ts) + 1
+
+tree :: Atom -> [Exp] -> Exp
+tree = DTr []
+
+exp0 :: Exp
+exp0 = Tr (AM 0) []
+
+term0 :: CId -> Term
+term0 _ = TM
+
+kks :: String -> Term
+kks = K . KS
+
+prt :: Print a => a -> String
+prt = printTree
+
+-- lookup with default value
+lookMap :: (Show i, Ord i) => a -> i -> Map i a -> a 
+lookMap d c m = maybe d id $ Data.Map.lookup c m
+
+--- from Operations
+combinations :: [[a]] -> [[a]]
+combinations t = case t of 
+  []    -> [[]]
+  aa:uu -> [a:u | a <- aa, u <- combinations uu]
+
+