PGF is now real synchronous PMCFG

This commit is contained in:
krasimir
2010-01-17 21:35:36 +00:00
parent af13bae2df
commit 9b362ff231
23 changed files with 296 additions and 599 deletions

View File

@@ -1,4 +1,4 @@
module PGF.Check (checkPGF) where
module PGF.Check (checkPGF,checkLin) where
import PGF.CId
import PGF.Data
@@ -7,14 +7,15 @@ import GF.Data.ErrM
import qualified Data.Map as Map
import Control.Monad
import Data.Maybe(fromMaybe)
import Debug.Trace
checkPGF :: PGF -> Err (PGF,Bool)
checkPGF pgf = do
checkPGF pgf = return (pgf,True) {- do
(cs,bs) <- mapM (checkConcrete pgf)
(Map.assocs (concretes pgf)) >>= return . unzip
return (pgf {concretes = Map.fromAscList cs}, and bs)
-}
-- errors are non-fatal; replace with 'fail' to change this
msg s = trace s (return ())
@@ -27,7 +28,7 @@ labelBoolErr ms iob = do
(x,b) <- iob
if b then return (x,b) else (msg ms >> return (x,b))
{-
checkConcrete :: PGF -> (CId,Concr) -> Err ((CId,Concr),Bool)
checkConcrete pgf (lang,cnc) =
labelBoolErr ("happened in language " ++ showCId lang) $ do
@@ -35,8 +36,11 @@ checkConcrete pgf (lang,cnc) =
return ((lang,cnc{lins = Map.fromAscList rs}),and bs)
where
checkl = checkLin pgf lang
-}
checkLin :: PGF -> CId -> (CId,Term) -> Err ((CId,Term),Bool)
type PGFSig = (Map.Map CId (Type,Int,[Equation]),Map.Map CId Term,Map.Map CId Term)
checkLin :: PGFSig -> CId -> (CId,Term) -> Err ((CId,Term),Bool)
checkLin pgf lang (f,t) =
labelBoolErr ("happened in function " ++ showCId f) $ do
(t',b) <- checkTerm (lintype pgf lang f) t --- $ inline pgf lang t
@@ -124,8 +128,8 @@ ints = C
str :: CType
str = S []
lintype :: PGF -> CId -> CId -> LinType
lintype pgf lang fun = case typeSkeleton (lookType pgf fun) of
lintype :: PGFSig -> CId -> CId -> LinType
lintype pgf lang fun = case typeSkeleton (lookFun pgf fun) of
(cs,c) -> (map vlinc cs, linc c) ---- HOAS
where
linc = lookLincat pgf lang
@@ -133,7 +137,7 @@ lintype pgf lang fun = case typeSkeleton (lookType pgf fun) of
vlinc (i,c) = case linc c of
R ts -> R (ts ++ replicate i str)
inline :: PGF -> CId -> Term -> Term
inline :: PGFSig -> CId -> Term -> Term
inline pgf lang t = case t of
F c -> inl $ look c
_ -> composSafeOp inl t
@@ -171,3 +175,7 @@ err :: (String -> b) -> (a -> b) -> Err a -> b
err d f e = case e of
Ok a -> f a
Bad s -> d s
lookFun (abs,lin,lincats) f = (\(a,b,c) -> a) $ fromMaybe (error "No abs") (Map.lookup f abs)
lookLincat (abs,lin,lincats) _ c = fromMaybe (error "No lincat") (Map.lookup c lincats)
lookLin (abs,lin,lincats) _ f = fromMaybe (error "No lin") (Map.lookup f lin)