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-rw-r--r--src/compiler/GF/Compile/Export.hs2
-rw-r--r--src/compiler/GF/Compile/PGFtoJSON.hs116
-rw-r--r--src/compiler/GF/Infra/Option.hs4
3 files changed, 121 insertions, 1 deletions
diff --git a/src/compiler/GF/Compile/Export.hs b/src/compiler/GF/Compile/Export.hs
index e0811d40d..7d3337e3d 100644
--- a/src/compiler/GF/Compile/Export.hs
+++ b/src/compiler/GF/Compile/Export.hs
@@ -7,6 +7,7 @@ import GF.Compile.PGFtoHaskell
import GF.Compile.PGFtoJava
import GF.Compile.PGFtoProlog
import GF.Compile.PGFtoJS
+import GF.Compile.PGFtoJSON
import GF.Compile.PGFtoPython
import GF.Infra.Option
--import GF.Speech.CFG
@@ -38,6 +39,7 @@ exportPGF opts fmt pgf =
FmtCanonicalGF -> [] -- canon "gf" (render80 . abstract2canonical)
FmtCanonicalJson-> []
FmtJavaScript -> multi "js" pgf2js
+ FmtJSON -> multi "json" pgf2json
FmtPython -> multi "py" pgf2python
FmtHaskell -> multi "hs" (grammar2haskell opts name)
FmtJava -> multi "java" (grammar2java opts name)
diff --git a/src/compiler/GF/Compile/PGFtoJSON.hs b/src/compiler/GF/Compile/PGFtoJSON.hs
new file mode 100644
index 000000000..ec336835a
--- /dev/null
+++ b/src/compiler/GF/Compile/PGFtoJSON.hs
@@ -0,0 +1,116 @@
+module GF.Compile.PGFtoJSON (pgf2json) where
+
+import PGF(showCId)
+import PGF.Internal as M
+
+import qualified Text.JSON as JSON
+--import GF.Data.ErrM
+--import GF.Infra.Option
+
+--import Control.Monad (mplus)
+--import Data.Array.Unboxed (UArray)
+import qualified Data.Array.IArray as Array
+--import Data.Maybe (fromMaybe)
+import Data.Map (Map)
+import qualified Data.Set as Set
+import qualified Data.Map as Map
+import qualified Data.IntMap as IntMap
+
+pgf2json :: PGF -> String
+pgf2json pgf =
+ JSON.encode $ JSON.makeObj
+ [ ("abstract", json_abstract)
+ , ("concretes", json_concretes)
+ ]
+ -- JS.printTree $ JS.Program [JS.ElStmt $ JS.SDeclOrExpr $ JS.Decl [JS.DInit (JS.Ident n) grammar]]
+ where
+ -- n = showCId $ absname pgf
+ as = abstract pgf
+ cs = Map.assocs (concretes pgf)
+ start = showCId $ M.lookStartCat pgf
+ -- grammar = new "GFGrammar" [js_abstract, js_concrete]
+ -- js_abstract = abstract2js start as
+ -- js_concrete = JS.EObj $ map concrete2js cs
+ json_abstract = abstract2json start as
+ json_concretes = JSON.makeObj $ map concrete2json cs
+
+abstract2json :: String -> Abstr -> JSON.JSValue
+abstract2json start ds = JSON.JSNull
+
+-- abstract2js :: String -> Abstr -> JS.Expr
+-- abstract2js start ds = new "GFAbstract" [JS.EStr start, JS.EObj $ map absdef2js (Map.assocs (funs ds))]
+--
+-- absdef2js :: (CId,(Type,Int,Maybe ([Equation],[[M.Instr]]),Double)) -> JS.Property
+-- absdef2js (f,(typ,_,_,_)) =
+-- let (args,cat) = M.catSkeleton typ in
+-- JS.Prop (JS.IdentPropName (JS.Ident (showCId f))) (new "Type" [JS.EArray [JS.EStr (showCId x) | x <- args], JS.EStr (showCId cat)])
+--
+-- lit2js (LStr s) = JS.EStr s
+-- lit2js (LInt n) = JS.EInt n
+-- lit2js (LFlt d) = JS.EDbl d
+
+concrete2json :: (CId,Concr) -> (String,JSON.JSValue)
+concrete2json (c,cnc) = (showCId c,JSON.JSNull)
+
+-- concrete2js :: (CId,Concr) -> JS.Property
+-- concrete2js (c,cnc) =
+-- JS.Prop l (new "GFConcrete" [mapToJSObj (lit2js) $ cflags cnc,
+-- JS.EObj $ [JS.Prop (JS.IntPropName cat) (JS.EArray (map frule2js (Set.toList set))) | (cat,set) <- IntMap.toList (productions cnc)],
+-- JS.EArray $ (map ffun2js (Array.elems (cncfuns cnc))),
+-- JS.EArray $ (map seq2js (Array.elems (sequences cnc))),
+-- JS.EObj $ map cats (Map.assocs (cnccats cnc)),
+-- JS.EInt (totalCats cnc)])
+-- where
+-- l = JS.IdentPropName (JS.Ident (showCId c))
+-- {-
+-- litslins = [JS.Prop (JS.StringPropName "Int") (JS.EFun [children] [JS.SReturn $ new "Arr" [JS.EIndex (JS.EVar children) (JS.EInt 0)]]),
+-- JS.Prop (JS.StringPropName "Float") (JS.EFun [children] [JS.SReturn $ new "Arr" [JS.EIndex (JS.EVar children) (JS.EInt 0)]]),
+-- JS.Prop (JS.StringPropName "String") (JS.EFun [children] [JS.SReturn $ new "Arr" [JS.EIndex (JS.EVar children) (JS.EInt 0)]])]
+-- -}
+-- cats (c,CncCat start end _) = JS.Prop (JS.IdentPropName (JS.Ident (showCId c))) (JS.EObj [JS.Prop (JS.IdentPropName (JS.Ident "s")) (JS.EInt start)
+-- ,JS.Prop (JS.IdentPropName (JS.Ident "e")) (JS.EInt end)])
+-- {-
+-- mkStr :: String -> JS.Expr
+-- mkStr s = new "Str" [JS.EStr s]
+--
+-- mkSeq :: [JS.Expr] -> JS.Expr
+-- mkSeq [x] = x
+-- mkSeq xs = new "Seq" xs
+--
+-- argIdent :: Integer -> JS.Ident
+-- argIdent n = JS.Ident ("x" ++ show n)
+-- -}
+-- children :: JS.Ident
+-- children = JS.Ident "cs"
+--
+-- frule2js :: Production -> JS.Expr
+-- frule2js (PApply funid args) = new "Apply" [JS.EInt funid, JS.EArray (map farg2js args)]
+-- frule2js (PCoerce arg) = new "Coerce" [JS.EInt arg]
+--
+-- farg2js (PArg hypos fid) = new "PArg" (map (JS.EInt . snd) hypos ++ [JS.EInt fid])
+--
+-- ffun2js (CncFun f lins) = new "CncFun" [JS.EStr (showCId f), JS.EArray (map JS.EInt (Array.elems lins))]
+--
+-- seq2js :: Array.Array DotPos Symbol -> JS.Expr
+-- seq2js seq = JS.EArray [sym2js s | s <- Array.elems seq]
+--
+-- sym2js :: Symbol -> JS.Expr
+-- sym2js (SymCat n l) = new "SymCat" [JS.EInt n, JS.EInt l]
+-- sym2js (SymLit n l) = new "SymLit" [JS.EInt n, JS.EInt l]
+-- sym2js (SymVar n l) = new "SymVar" [JS.EInt n, JS.EInt l]
+-- sym2js (SymKS t) = new "SymKS" [JS.EStr t]
+-- sym2js (SymKP ts alts) = new "SymKP" [JS.EArray (map sym2js ts), JS.EArray (map alt2js alts)]
+-- sym2js SymBIND = new "SymKS" [JS.EStr "&+"]
+-- sym2js SymSOFT_BIND = new "SymKS" [JS.EStr "&+"]
+-- sym2js SymSOFT_SPACE = new "SymKS" [JS.EStr "&+"]
+-- sym2js SymCAPIT = new "SymKS" [JS.EStr "&|"]
+-- sym2js SymALL_CAPIT = new "SymKS" [JS.EStr "&|"]
+-- sym2js SymNE = new "SymNE" []
+--
+-- alt2js (ps,ts) = new "Alt" [JS.EArray (map sym2js ps), JS.EArray (map JS.EStr ts)]
+--
+-- new :: String -> [JS.Expr] -> JS.Expr
+-- new f xs = JS.ENew (JS.Ident f) xs
+--
+-- mapToJSObj :: (a -> JS.Expr) -> Map CId a -> JS.Expr
+-- mapToJSObj f m = JS.EObj [ JS.Prop (JS.IdentPropName (JS.Ident (showCId k))) (f v) | (k,v) <- Map.toList m ]
diff --git a/src/compiler/GF/Infra/Option.hs b/src/compiler/GF/Infra/Option.hs
index 7e1c22b9d..7455c83c4 100644
--- a/src/compiler/GF/Infra/Option.hs
+++ b/src/compiler/GF/Infra/Option.hs
@@ -90,6 +90,7 @@ data OutputFormat = FmtPGFPretty
| FmtCanonicalGF
| FmtCanonicalJson
| FmtJavaScript
+ | FmtJSON
| FmtPython
| FmtHaskell
| FmtJava
@@ -328,7 +329,7 @@ optDescr =
Option ['f'] ["output-format"] (ReqArg outFmt "FMT")
(unlines ["Output format. FMT can be one of:",
"Canonical GF grammar: canonical_gf, canonical_json, (and haskell with option --haskell=concrete)",
- "Multiple concrete: pgf (default), js, pgf_pretty, prolog, python, ...", -- gar,
+ "Multiple concrete: pgf (default), json, js, pgf_pretty, prolog, python, ...", -- gar,
"Single concrete only: bnf, ebnf, fa, gsl, jsgf, regexp, slf, srgs_xml, srgs_abnf, vxml, ....", -- cf, lbnf,
"Abstract only: haskell, ..."]), -- prolog_abs,
Option [] ["sisr"] (ReqArg sisrFmt "FMT")
@@ -474,6 +475,7 @@ outputFormatsExpl =
(("canonical_gf", FmtCanonicalGF),"Canonical GF source files"),
(("canonical_json", FmtCanonicalJson),"Canonical JSON source files"),
(("js", FmtJavaScript),"JavaScript (whole grammar)"),
+ (("json", FmtJSON),"JSON (whole grammar)"),
(("python", FmtPython),"Python (whole grammar)"),
(("haskell", FmtHaskell),"Haskell (abstract syntax)"),
(("java", FmtJava),"Java (abstract syntax)"),
generated by cgit v1.2.3 (git 2.39.1) at 2026-05-20 05:32:40 +0000