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authoraarne <aarne@cs.chalmers.se>2008-05-21 09:26:44 +0000
committeraarne <aarne@cs.chalmers.se>2008-05-21 09:26:44 +0000
commit055c0d0d5a5bb0dc75904fe53df7f2e4f5732a8f (patch)
tree0e63fb68c69c8f6ad0f78893c63420f0a3600e1c /src-2.9/GF/Grammar/Lockfield.hs
parent915a1de71783ab8446b1af9e72c7ba7dfbc12d3f (diff)
GF/src is now for 2.9, and the new sources are in src-3.0 - keep it this way until the release of GF 3
Diffstat (limited to 'src-2.9/GF/Grammar/Lockfield.hs')
-rw-r--r--src-2.9/GF/Grammar/Lockfield.hs46
1 files changed, 0 insertions, 46 deletions
diff --git a/src-2.9/GF/Grammar/Lockfield.hs b/src-2.9/GF/Grammar/Lockfield.hs
deleted file mode 100644
index 960b12983..000000000
--- a/src-2.9/GF/Grammar/Lockfield.hs
+++ /dev/null
@@ -1,46 +0,0 @@
-----------------------------------------------------------------------
--- |
--- Module : Lockfield
--- Maintainer : AR
--- Stability : (stable)
--- Portability : (portable)
---
--- > CVS $Date: 2005/11/11 23:24:34 $
--- > CVS $Author: aarne $
--- > CVS $Revision: 1.7 $
---
--- Creating and using lock fields in reused resource grammars.
---
--- AR 8\/2\/2005 detached from 'compile/MkResource'
------------------------------------------------------------------------------
-
-module GF.Grammar.Lockfield (lockRecType, unlockRecord, lockLabel, isLockLabel) where
-
-import GF.Grammar.Grammar
-import GF.Infra.Ident
-import GF.Grammar.Macros
-import GF.Grammar.PrGrammar
-
-import GF.Data.Operations
-
-lockRecType :: Ident -> Type -> Err Type
-lockRecType c t@(RecType rs) =
- let lab = lockLabel c in
- return $ if elem lab (map fst rs) || elem (prt c) ["String","Int"]
- then t --- don't add an extra copy of lock field, nor predef cats
- else RecType (rs ++ [(lockLabel c, RecType [])])
-lockRecType c t = plusRecType t $ RecType [(lockLabel c, RecType [])]
-
-unlockRecord :: Ident -> Term -> Err Term
-unlockRecord c ft = do
- let (xs,t) = termFormCnc ft
- t' <- plusRecord t $ R [(lockLabel c, (Just (RecType []),R []))]
- return $ mkAbs xs t'
-
-lockLabel :: Ident -> Label
-lockLabel c = LIdent $ "lock_" ++ prt c ----
-
-isLockLabel :: Label -> Bool
-isLockLabel l = case l of
- LIdent c -> take 5 c == "lock_"
- _ -> False