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forked from GitHub/gf-core

now the linearization is completely based on PMCFG

This commit is contained in:
krasimir
2010-01-17 17:05:21 +00:00
parent 9e3d4c74dc
commit af13bae2df
17 changed files with 250 additions and 346 deletions

View File

@@ -5,7 +5,7 @@ import GF.Compile.Export
import GF.Compile.GeneratePMCFG
import PGF.CId
import PGF.Linearize(realize)
import PGF.Macros(updateProductionIndices)
import qualified PGF.Macros as CM
import qualified PGF.Data as C
import qualified PGF.Data as D
@@ -46,7 +46,7 @@ mkCanon2gfcc opts cnc gr =
-- Adds parsers for all concretes
addParsers :: Options -> D.PGF -> IO D.PGF
addParsers opts pgf = do cncs <- sequence [conv lang cnc | (lang,cnc) <- Map.toList (D.concretes pgf)]
return pgf { D.concretes = Map.fromList cncs }
return $ updateProductionIndices $ pgf { D.concretes = Map.fromList cncs }
where
conv lang cnc = do pinfo <- convertConcrete opts (D.abstract pgf) lang cnc
return (lang,cnc { D.parser = Just pinfo })
@@ -586,3 +586,31 @@ requiredCanModules isSingle gr c = nub $ filter notReuse ops ++ exts where
notReuse i = errVal True $ do
m <- M.lookupModule gr i
return $ M.isModRes m -- to exclude reused Cnc and Abs from required
realize :: C.Term -> String
realize = concat . take 1 . realizes
realizes :: C.Term -> [String]
realizes = map (unwords . untokn) . realizest
realizest :: C.Term -> [[C.Tokn]]
realizest trm = case trm of
C.R ts -> realizest (ts !! 0)
C.S ss -> map concat $ combinations $ map realizest ss
C.K t -> [[t]]
C.W s t -> [[C.KS (s ++ r)] | [C.KS r] <- realizest t]
C.FV ts -> concatMap realizest ts
C.TM s -> [[C.KS s]]
_ -> [[C.KS $ "REALIZE_ERROR " ++ show trm]] ---- debug
untokn :: [C.Tokn] -> [String]
untokn ts = case ts of
C.KP d _ : [] -> d
C.KP d vs : ws -> let ss@(s:_) = untokn ws in sel d vs s ++ ss
C.KS s : ws -> s : untokn ws
[] -> []
where
sel d vs w = case [v | C.Alt v cs <- vs, any (\c -> isPrefixOf c w) cs] of
v:_ -> v
_ -> d