lisp-like GFCC syntax; doesn't quite work yet in gf3

1 files changed, 118 insertions, 0 deletions

diff --git a/src/GF/GFCC/Raw/ConvertGFCC.hs b/src/GF/GFCC/Raw/ConvertGFCC.hs
new file mode 100644
index 000000000..18ac742c4
--- /dev/null
+++ b/src/GF/GFCC/Raw/ConvertGFCC.hs
@@ -0,0 +1,118 @@
+module GF.GFCC.Raw.ConvertGFCC where
+
+import GF.GFCC.DataGFCC
+import GF.GFCC.Raw.AbsGFCCRaw
+
+import Data.Map
+
+-- convert parsed grammar to internal GFCC
+
+mkGFCC :: Grammar -> GFCC
+mkGFCC (Grm [
+  App (CId "abstract")  [AId a], 
+  App (CId "concrete") cs, 
+  App (CId "flags")     gfs, 
+  ab@(
+    App (CId "abstract") [
+      App (CId "flags") afls,
+      App (CId "fun")   fs,
+      App (CId "cat")   cts
+      ]), 
+  App (CId "concrete") ccs
+  ]) = GFCC {
+    absname = a,
+    cncnames = [c | AId c <- cs],
+    gflags = fromAscList [(f,v) | App f [AStr v] <- gfs],
+    abstract = 
+     let
+      aflags  = fromAscList [(f,v) | App f [AStr v] <- afls]
+      lfuns   = [(f,(toType typ,toExp def)) | App f [typ, def] <- fs]
+      funs    = fromAscList lfuns
+      lcats   = [(c, Prelude.map toHypo hyps) | App c hyps <- cts]
+      cats    = fromAscList lcats
+      catfuns = fromAscList 
+        [(cat,[f | (f, (DTyp _ c _,_)) <- lfuns, c==cat]) | (cat,_) <- lcats]
+     in Abstr aflags funs cats catfuns,
+    concretes = fromAscList (lmap mkCnc ccs)
+    }
+ where
+   mkCnc (
+    App (CId "concrete") [
+      AId lang,
+      App (CId "flags") fls, 
+      App (CId "lin") ls, 
+      App (CId "oper") ops, 
+      App (CId "lincat") lincs,
+      App (CId "lindef") linds, 
+      App (CId "printname") prns, 
+      App (CId "param") params
+      ]) = (lang, 
+    Concr {
+     cflags       = fromAscList [(f,v) | App f [AStr v] <- afls],
+     lins         = fromAscList [(f,toTerm v) | App f [v] <- ls],  
+     opers        = fromAscList [(f,toTerm v) | App f [v] <- ops],  
+     lincats      = fromAscList [(f,toTerm v) | App f [v] <- lincs],  
+     lindefs      = fromAscList [(f,toTerm v) | App f [v] <- linds],  
+     printnames   = fromAscList [(f,toTerm v) | App f [v] <- prns],  
+     paramlincats = fromAscList [(f,toTerm v) | App f [v] <- params]  
+     }
+    )
+
+toType :: RExp -> Type
+toType e = case e of
+  App cat [App (CId "hypo") hypos, App (CId "arg") exps] -> 
+    DTyp (lmap toHypo hypos) cat (lmap toExp exps) 
+  _ -> error $ "type " ++ show e
+
+toHypo :: RExp -> Hypo
+toHypo e = case e of
+  App x [typ] -> Hyp x (toType typ)
+  _ -> error $ "hypo " ++ show e
+
+toExp :: RExp -> Exp
+toExp e = case e of
+  App fun [App (CId "abs") xs, App (CId "arg") exps] ->
+    DTr [x | AId x <- xs] (AC fun) (lmap toExp exps) 
+  _ -> error $ "exp " ++ show e
+
+toTerm :: RExp -> Term
+toTerm e = case e of
+  App (CId "R") es    -> R  (lmap toTerm es)
+  App (CId "S") es    -> S  (lmap toTerm es)
+  App (CId "FV") es   -> FV (lmap toTerm es)
+  App (CId "P") [e,v] -> P  (toTerm e) (toTerm v)
+  App (CId "RP") [e,v] -> RP  (toTerm e) (toTerm v) ----
+  App (CId "W") [AStr s,v] -> W s (toTerm v)
+  AInt i -> C (fromInteger i)
+  AMet   -> TM
+  AId f  -> F f
+  App (CId "A") [AInt i] -> V (fromInteger i)
+  AStr s -> K (KS s) ----
+  _ -> error $ "term " ++ show e
+
+
+{-
+-- convert internal GFCC and pretty-print it
+
+printGFCC :: GFCC -> String
+printGFCC gfcc0 = compactPrintGFCC $ printTree $ Grm
+  (absname gfcc) 
+  (cncnames gfcc)
+  [Flg f v | (f,v) <- assocs (gflags gfcc)]
+  (Abs
+    [Flg f v     | (f,v) <- assocs (aflags (abstract gfcc))]
+    [Fun f ty df | (f,(ty,df)) <- assocs (funs (abstract gfcc))]
+    [Cat f v     | (f,v) <- assocs (cats (abstract gfcc))]
+    )
+  [fromCnc lang cnc | (lang,cnc) <- assocs (concretes gfcc)]
+ where
+   fromCnc lang cnc = Cnc lang 
+     [Flg f v | (f,v) <- assocs (cflags cnc)]
+     [Lin f v | (f,v) <- assocs (lins cnc)]
+     [Lin f v | (f,v) <- assocs (opers cnc)]
+     [Lin f v | (f,v) <- assocs (lincats cnc)]
+     [Lin f v | (f,v) <- assocs (lindefs cnc)]
+     [Lin f v | (f,v) <- assocs (printnames cnc)]
+     [Lin f v | (f,v) <- assocs (paramlincats cnc)]
+   gfcc = utf8GFCC gfcc0
+-}