moved all old source code to src-2.9 ; src will be for GF 3 development

src-2.9/GF/Compile/PGrammar.hs

@@ -0,0 +1,77 @@
+----------------------------------------------------------------------
+-- |
+-- Module      : PGrammar
+-- Maintainer  : AR
+-- Stability   : (stable)
+-- Portability : (portable)
+--
+-- > CVS $Date: 2005/05/25 10:27:12 $ 
+-- > CVS $Author: bringert $
+-- > CVS $Revision: 1.8 $
+--
+-- (Description of the module)
+-----------------------------------------------------------------------------
+
+module GF.Compile.PGrammar (pTerm, pTrm, pTrms,
+		 pMeta, pzIdent, 
+		 string2ident
+		) where
+
+---import LexGF
+import GF.Source.ParGF
+import GF.Source.SourceToGrammar (transExp)
+import GF.Grammar.Grammar
+import GF.Infra.Ident
+import qualified GF.Canon.AbsGFC as A
+import qualified GF.Canon.GFC as G
+import GF.Compile.GetGrammar
+import GF.Grammar.Macros
+import GF.Grammar.MMacros
+
+import GF.Data.Operations
+import qualified Data.ByteString.Char8 as BS
+
+pTerm :: String -> Err Term
+pTerm s = do
+  e <- pExp $ myLexer (BS.pack s)
+  transExp e
+
+pTrm :: String -> Term
+pTrm = errVal (vr (zIdent "x")) . pTerm ---
+
+pTrms :: String -> [Term]
+pTrms = map pTrm . sep [] where
+  sep t cs = case cs of
+    ',' : cs2 -> reverse t : sep [] cs2
+    c   : cs2 -> sep (c:t) cs2
+    _         -> [reverse t]
+
+pTrm' :: String -> [Term]
+pTrm' = err (const []) singleton . pTerm
+
+pMeta :: String -> Integer
+pMeta _ = 0 ---
+
+pzIdent :: String -> Ident
+pzIdent = zIdent
+
+{-
+string2formsAndTerm :: String -> ([Term],Term)
+string2formsAndTerm s = case s of
+    '[':_:_ -> case span (/=']') s of  
+      (x,_:y) -> (pTrms (tail x), pTrm y)
+      _ -> ([],pTrm s)
+    _ -> ([], pTrm s)
+-}
+
+string2ident :: String -> Err Ident
+string2ident s = return $ string2var s
+
+{-
+-- reads the Haskell datatype
+readGrammar :: String -> Err GrammarST
+readGrammar s =  case [x | (x,t) <- reads s, ("","") <- lex t] of
+  [x] -> return x
+  []  -> Bad "no parse of Grammar"
+  _   -> Bad "ambiguous parse of Grammar"
+-}