embedded parser in MultiGrammar in GFCCAPI

This commit is contained in:
aarne
2007-09-20 09:48:50 +00:00
parent c58b4fe048
commit abedb11af5
3 changed files with 24 additions and 16 deletions

View File

@@ -1,4 +1,4 @@
module GF.Canon.GFCC.FCFGParsing (parserLang) where
module GF.Canon.GFCC.FCFGParsing (parserLang,buildPInfo,FCFPInfo) where
import GF.Canon.GFCC.DataGFCC
import GF.Canon.GFCC.AbsGFCC
@@ -52,7 +52,7 @@ wordsCFTok :: CFTok -> [String]
wordsCFTok = return ----
type FCFPInfo = PF.FCFPInfo FCat FName Token
type FCFPInfo = PF.FCFPInfo FCat FName String
buildPInfo :: FGrammar -> FCFPInfo
buildPInfo fcfg = PF.buildFCFPInfo grammarLexer fcfg where
@@ -130,7 +130,7 @@ tree2term (TMeta) = Macros.mkMeta 0
-- conversion and unification of forests
-- simplest implementation
applyProfileToForest :: SyntaxForest Name -> [SyntaxForest Fun]
applyProfileToForest :: SyntaxForest FName -> [SyntaxForest Fun]
applyProfileToForest (FNode name@(Name fun profile) children)
| isCoercionF name = concat chForests
| otherwise = [ FNode fun chForests | not (null chForests) ]

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@@ -22,6 +22,8 @@ import GF.Canon.GFCC.ParGFCC
import GF.Canon.GFCC.PrintGFCC
import GF.Canon.GFCC.ErrM
import GF.Canon.GFCC.FCFGParsing
import GF.Conversion.SimpleToFCFG (convertGrammarCId,FCat(..))
--import GF.Data.Operations
--import GF.Infra.UseIO
import qualified Data.Map as Map
@@ -37,7 +39,7 @@ import System
-- Interface
---------------------------------------------------
type MultiGrammar = GFCC
data MultiGrammar = MultiGrammar {gfcc :: GFCC, parsers :: [(Language,FCFPInfo)]}
type Language = String
type Category = String
type Tree = Exp
@@ -65,14 +67,18 @@ startCat :: MultiGrammar -> Category
-- Implementation
---------------------------------------------------
file2grammar f =
file2grammar f = do
gfcc <- file2gfcc f
let fcfgs = convertGrammarCId gfcc
return (MultiGrammar gfcc [(lang, buildPInfo fcfg) | (CId lang,fcfg) <- fcfgs])
file2gfcc f =
readFileIf f >>= err (error "no parse") (return . mkGFCC) . pGrammar . myLexer
linearize mgr lang = GF.Canon.GFCC.DataGFCC.linearize mgr (CId lang)
linearize mgr lang = GF.Canon.GFCC.DataGFCC.linearize (gfcc mgr) (CId lang)
parse mgr lang cat s =
err error id $ parserLang mgr (CId lang) (CId cat) (words s)
err error id $ parserLang (gfcc mgr) (CId lang) (CId cat) (words s)
{-
map tree2exp .
@@ -85,7 +91,8 @@ parse mgr lang cat s =
-}
linearizeAll mgr = map snd . linearizeAllLang mgr
linearizeAllLang mgr t = [(lang,linearThis mgr lang t) | lang <- languages mgr]
linearizeAllLang mgr t =
[(lang,linearThis mgr lang t) | lang <- languages mgr]
{-
parseAll mgr cat = map snd . parseAllLang mgr cat
@@ -98,9 +105,9 @@ readTree _ = err (const exp0) id . (pExp . myLexer)
showTree t = printTree t
languages mgr = [l | CId l <- cncnames mgr]
languages mgr = [l | CId l <- cncnames (gfcc mgr)]
categories mgr = [c | CId c <- Map.keys (cats (abstract mgr))]
categories mgr = [c | CId c <- Map.keys (cats (abstract (gfcc mgr)))]
startCat mgr = "S" ----

View File

@@ -25,7 +25,7 @@ loop grammar = do
loop grammar
treat :: MultiGrammar -> String -> IO ()
treat grammar s = case words s of
treat mgr s = case words s of
"gt":cat:n:_ -> do
mapM_ prlinonly $ take (read n) $ G.generate grammar (CId cat)
"gtt":cat:n:_ -> do
@@ -37,21 +37,22 @@ treat grammar s = case words s of
gen <- newStdGen
mapM_ prlin $ take (read n) $ G.generateRandom gen grammar (CId cat)
"p":lang:cat:ws -> do
let ts = parse grammar lang cat $ unwords ws
let ts = parse mgr lang cat $ unwords ws
mapM_ (putStrLn . showTree) ts
"search":cat:n:ws -> do
case G.parse (read n) grammar (CId cat) ws of
t:_ -> prlin t
_ -> putStrLn "no parse found"
_ -> lins $ readTree grammar s
_ -> lins $ readTree mgr s
where
langs = languages grammar
grammar = gfcc mgr
langs = languages mgr
lins t = mapM_ (lint t) $ langs
lint t lang = do
---- putStrLn $ showTree $ linExp grammar lang t
lin t lang
lin t lang = do
putStrLn $ linearize grammar lang t
putStrLn $ linearize mgr lang t
prlins t = do
putStrLn $ showTree t
lins t