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authorpeb <unknown>2005-02-18 18:21:06 +0000
committerpeb <unknown>2005-02-18 18:21:06 +0000
commit9568d7a844ba6a1872a8e8f6ef002860057e62ab (patch)
tree9e25c6ed62e48101a2782d5fb8dcba68462dc613 /src/GF/Grammar/LookAbs.hs
parent1c4f025320900897ae3acdab6982f7d595b98dd1 (diff)
"Committed_by_peb"
Diffstat (limited to 'src/GF/Grammar/LookAbs.hs')
-rw-r--r--src/GF/Grammar/LookAbs.hs41
1 files changed, 28 insertions, 13 deletions
diff --git a/src/GF/Grammar/LookAbs.hs b/src/GF/Grammar/LookAbs.hs
index d2e40ed6f..cb6ec89ad 100644
--- a/src/GF/Grammar/LookAbs.hs
+++ b/src/GF/Grammar/LookAbs.hs
@@ -1,18 +1,35 @@
----------------------------------------------------------------------
-- |
--- Module : (Module)
--- Maintainer : (Maintainer)
+-- Module : LookAbs
+-- Maintainer : AR
-- Stability : (stable)
-- Portability : (portable)
--
--- > CVS $Date $
--- > CVS $Author $
--- > CVS $Revision $
+-- > CVS $Date: 2005/02/18 19:21:12 $
+-- > CVS $Author: peb $
+-- > CVS $Revision: 1.12 $
--
-- (Description of the module)
-----------------------------------------------------------------------------
-module LookAbs where
+module LookAbs (GFCGrammar,
+ lookupAbsDef,
+ lookupFunType,
+ lookupCatContext,
+ lookupTransfer,
+ isPrimitiveFun,
+ lookupRef,
+ refsForType,
+ funRulesOf,
+ allCatsOf,
+ allBindCatsOf,
+ funsForType,
+ funsOnType,
+ funsOnTypeFs,
+ allDefs,
+ lookupFunTypeSrc,
+ lookupCatContextSrc
+ ) where
import Operations
import qualified GFC as C
@@ -62,8 +79,7 @@ lookupCatContext gr m c = errIn ("looking up context of cat" +++ prt c) $ do
_ -> prtBad "unknown category" c
_ -> Bad $ prt m +++ "is not an abstract module"
--- lookup for transfer function: transfer-module-name, category name
-
+-- | lookup for transfer function: transfer-module-name, category name
lookupTransfer :: GFCGrammar -> Ident -> Ident -> Err Term
lookupTransfer gr m c = errIn ("looking up transfer of cat" +++ prt c) $ do
mi <- lookupModule gr m
@@ -77,7 +93,7 @@ lookupTransfer gr m c = errIn ("looking up transfer of cat" +++ prt c) $ do
_ -> Bad $ prt m +++ "is not a transfer module"
----- should be revised (20/9/2003)
+-- | should be revised (20\/9\/2003)
isPrimitiveFun :: GFCGrammar -> Fun -> Bool
isPrimitiveFun gr (m,c) = case lookupAbsDef gr m c of
Ok (Just (Eqs [])) -> True -- is canonical
@@ -85,8 +101,7 @@ isPrimitiveFun gr (m,c) = case lookupAbsDef gr m c of
_ -> True -- has no definition
--- looking up refinement terms
-
+-- | looking up refinement terms
lookupRef :: GFCGrammar -> Binds -> Term -> Err Val
lookupRef gr binds at = case at of
Q m f -> lookupFunType gr m f >>= return . vClos
@@ -147,8 +162,7 @@ allDefs gr = [((i,c),d) | (i, ModMod m) <- modules gr,
isModAbs m,
(c, C.AbsFun _ d) <- tree2list (jments m)]
--- this is needed at compile time
-
+-- | this is needed at compile time
lookupFunTypeSrc :: Grammar -> Ident -> Ident -> Err Type
lookupFunTypeSrc gr m c = do
mi <- lookupModule gr m
@@ -161,6 +175,7 @@ lookupFunTypeSrc gr m c = do
_ -> prtBad "cannot find type of" c
_ -> Bad $ prt m +++ "is not an abstract module"
+-- | this is needed at compile time
lookupCatContextSrc :: Grammar -> Ident -> Ident -> Err Context
lookupCatContextSrc gr m c = do
mi <- lookupModule gr m