Make GF.Grammar.Canonical.Id a type synonym for GF.Infra.Ident.RawIdent

This avoids a lot of conversion back and forth between Strings and ByteStrings

src/compiler/GF/Compile/ConcreteToHaskell.hs

@@ -7,7 +7,7 @@ import GF.Text.Pretty
 --import GF.Grammar.Predef(cPredef,cInts)
 --import GF.Compile.Compute.Predef(predef)
 --import GF.Compile.Compute.Value(Predefined(..))
-import GF.Infra.Ident(Ident,identS,identW,prefixIdent)
+import GF.Infra.Ident(Ident,identC,identS,identW,prefixIdent,showRawIdent,rawIdentS)
 import GF.Infra.Option
 import GF.Haskell as H
 import GF.Grammar.Canonical as C
@@ -21,7 +21,7 @@ concretes2haskell opts absname gr =
      | let Grammar abstr cncs = grammar2canonical opts absname gr,
        cncmod<-cncs,
        let ModId name = concName cncmod
-           filename = name ++ ".hs" :: FilePath
+           filename = showRawIdent name ++ ".hs" :: FilePath
   ]
 
 -- | Generate Haskell code for the given concrete module.
@@ -53,7 +53,7 @@ concrete2haskell opts
     labels = S.difference (S.unions (map S.fromList recs)) common_labels
     common_records = S.fromList [[label_s]]
     common_labels = S.fromList [label_s]
-    label_s = LabelId "s"
+    label_s = LabelId (rawIdentS "s")
 
     signature (CatDef c _) = TypeSig lf (Fun abs (pure lin))
       where
@@ -69,7 +69,7 @@ concrete2haskell opts
       where
      --funcats = S.fromList [c | FunDef f (C.Type _ (TypeApp c _))<-funs]
        allcats = S.fromList [c | CatDef c _<-cats]
-      
+
     gId :: ToIdent i => i -> Ident
     gId = (if haskellOption opts HaskellNoPrefix then id else prefixIdent "G")
           . toIdent
@@ -116,7 +116,7 @@ concrete2haskell opts
               where (ls,ts) = unzip $ sortOn fst [(l,t)|RecordRow l t<-rs]
             StrType -> tcon0 (identS "Str")
             TableType pt lt -> Fun (ppT pt) (ppT lt)
---          TupleType lts -> 
+--          TupleType lts ->
 
     lincatDef (LincatDef c t) = tsyn0 (lincatName c) (convLinType t)
 
@@ -126,7 +126,7 @@ concrete2haskell opts
     linDefs = map eqn . sortOn fst . map linDef
       where eqn (cat,(f,(ps,rhs))) = (cat,Eqn (f,ps) rhs)
 
-    linDef (LinDef f xs rhs0) = 
+    linDef (LinDef f xs rhs0) =
         (cat,(linfunName cat,(lhs,rhs)))
       where
         lhs = [ConP (aId f) (map VarP abs_args)]
@@ -144,7 +144,7 @@ concrete2haskell opts
           where
             vs = [(VarValueId (Unqual x),a)|(VarId x,a)<-zip xs args]
             env= [(VarValueId (Unqual x),lc)|(VarId x,lc)<-zip xs (map arglincat absctx)]
-            
+
         letlin a (TypeBinding _ (C.Type _ (TypeApp acat _))) =
           (a,Ap (Var (linfunName acat)) (Var (abs_arg a)))
 
@@ -187,7 +187,7 @@ concrete2haskell opts
 
         pId p@(ParamId s) =
           if "to_R_" `isPrefixOf` unqual s then toIdent p else gId p -- !! a hack
-          
+
         table cs =
             if all (null.patVars) ps
             then lets ds (LambdaCase [(ppP p,t')|(p,t')<-zip ps ts'])
@@ -315,13 +315,13 @@ instance Records rhs => Records (TableRow rhs) where
 
 -- | Record subtyping is converted into explicit coercions in Haskell
 coerce env ty t =
-  case (ty,t) of 
+  case (ty,t) of
     (_,VariantValue ts) -> VariantValue (map (coerce env ty) ts)
     (TableType ti tv,TableValue _ cs) ->
       TableValue ti [TableRow p (coerce env tv t)|TableRow p t<-cs]
     (RecordType rt,RecordValue r) ->
       RecordValue [RecordRow l (coerce env ft f) |
-                     RecordRow l f<-r,ft<-[ft|RecordRow l' ft<-rt,l'==l]]
+                     RecordRow l f<-r,ft<-[ft | RecordRow l' ft <- rt, l'==l]]
     (RecordType rt,VarValue x)->
       case lookup x env of
         Just ty' | ty'/=ty -> -- better to compare to normal form of ty'
@@ -334,18 +334,17 @@ coerce env ty t =
     _ -> t
   where
     app f ts = ParamConstant (Param f ts) -- !! a hack
-    to_rcon = ParamId . Unqual . to_rcon' . labels
+    to_rcon = ParamId . Unqual . rawIdentS . to_rcon' . labels
 
 patVars p = []
 
-labels r = [l|RecordRow l _<-r]
+labels r = [l | RecordRow l _ <- r]
 
 proj = Var . identS . proj'
-proj' (LabelId l) = "proj_"++l
+proj' (LabelId l) = "proj_" ++ showRawIdent l
 rcon = Var . rcon'
 rcon' = identS . rcon_name
-rcon_name ls = "R"++concat (sort ['_':l|LabelId l<-ls])
+rcon_name ls = "R"++concat (sort ['_':showRawIdent l | LabelId l <- ls])
-
 to_rcon' = ("to_"++) . rcon_name
 
 recordType ls =
@@ -400,17 +399,17 @@ linfunName c = prefixIdent "lin" (toIdent c)
 
 class ToIdent i where toIdent :: i -> Ident
 
-instance ToIdent ParamId where toIdent (ParamId q) = qIdentS q
+instance ToIdent ParamId where toIdent (ParamId q) = qIdentC q
-instance ToIdent PredefId where toIdent (PredefId s) = identS s
+instance ToIdent PredefId where toIdent (PredefId s) = identC s
-instance ToIdent CatId   where toIdent (CatId s) = identS s
+instance ToIdent CatId   where toIdent (CatId s) = identC s
-instance ToIdent C.FunId where toIdent (FunId s) = identS s
+instance ToIdent C.FunId where toIdent (FunId s) = identC s
-instance ToIdent VarValueId where toIdent (VarValueId q) = qIdentS q
+instance ToIdent VarValueId where toIdent (VarValueId q) = qIdentC q
 
-qIdentS = identS . unqual
+qIdentC = identS . unqual
 
-unqual (Qual (ModId m) n) = m++"_"++n
+unqual (Qual (ModId m) n) = showRawIdent m++"_"++ showRawIdent n
-unqual (Unqual n) = n
+unqual (Unqual n) = showRawIdent n
 
 instance ToIdent VarId where
   toIdent Anonymous = identW
-  toIdent (VarId s) = identS s
+  toIdent (VarId s) = identC s

src/compiler/GF/Compile/GrammarToCanonical.hs

@@ -16,7 +16,7 @@ import GF.Grammar.Lockfield(isLockLabel)
 import GF.Grammar.Predef(cPredef,cInts)
 import GF.Compile.Compute.Predef(predef)
 import GF.Compile.Compute.Value(Predefined(..))
-import GF.Infra.Ident(ModuleName(..),Ident,prefixIdent,showIdent,isWildIdent)
+import GF.Infra.Ident(ModuleName(..),Ident,ident2raw,rawIdentS,prefixIdent,showIdent,isWildIdent)
 import GF.Infra.Option(Options, optionsPGF)
 import PGF.Internal(Literal(..))
 import GF.Compile.Compute.ConcreteNew(normalForm,resourceValues)
@@ -70,8 +70,8 @@ concretes2canonical opts absname gr =
 concrete2canonical gr cenv absname cnc modinfo =
   Concrete (modId cnc) (modId absname) (convFlags gr cnc)
       (neededParamTypes S.empty (params defs))
-      [lincat|(_,Left lincat)<-defs]
+      [lincat | (_,Left lincat) <- defs]
-      [lin|(_,Right lin)<-defs]
+      [lin | (_,Right lin) <- defs]
   where
     defs = concatMap (toCanonical gr absname cenv) .
            M.toList $
@@ -189,7 +189,7 @@ convert' gr vs = ppT
         Ok ALL_CAPIT  -> p "ALL_CAPIT"
         _ -> VarValue (gQId cPredef n) -- hmm
       where
-       p = PredefValue . PredefId
+       p = PredefValue . PredefId . rawIdentS
 
     ppP p =
       case p of
@@ -248,7 +248,7 @@ projection r l = maybe (Projection r l) id (proj r l)
 
 proj r l =
   case r of
-    RecordValue r -> case [v|RecordRow l' v<-r,l'==l] of
+    RecordValue r -> case [v | RecordRow l' v <- r, l'==l] of
                           [v] -> Just v
                           _ -> Nothing
     _ -> Nothing
@@ -258,7 +258,7 @@ selection t v =
   -- Note: impossible cases can become possible after grammar transformation
   case t of
     TableValue tt r ->
-        case nub [rv|TableRow _ rv<-keep] of
+        case nub [rv | TableRow _ rv <- keep] of
           [rv] -> rv
           _ -> Selection (TableValue tt r') v
       where
@@ -358,16 +358,20 @@ paramType gr q@(_,n) =
     argTypes = S.unions . map argTypes1
     argTypes1 (n,ctx) = S.unions [paramTypes gr t|(_,_,t)<-ctx]
 
-lblId = LabelId . render -- hmm
+lblId :: Label -> C.LabelId
-modId (MN m) = ModId (showIdent m)
+lblId (LIdent ri) = LabelId ri
+lblId (LVar i) = LabelId (rawIdentS (show i)) -- hmm
+
+modId :: ModuleName -> C.ModId
+modId (MN m) = ModId (ident2raw m)
 
 class FromIdent i where gId :: Ident -> i
 
 instance FromIdent VarId where
-  gId i = if isWildIdent i then Anonymous else VarId (showIdent i)
+  gId i = if isWildIdent i then Anonymous else VarId (ident2raw i)
 
-instance FromIdent C.FunId where gId = C.FunId . showIdent
+instance FromIdent C.FunId where gId = C.FunId . ident2raw
-instance FromIdent CatId where gId = CatId . showIdent
+instance FromIdent CatId where gId = CatId . ident2raw
 instance FromIdent ParamId where gId = ParamId . unqual
 instance FromIdent VarValueId where gId = VarValueId . unqual
 
@@ -376,11 +380,11 @@ class FromIdent i => QualIdent i where gQId :: ModuleName -> Ident -> i
 instance QualIdent ParamId    where gQId m n = ParamId (qual m n)
 instance QualIdent VarValueId where gQId m n = VarValueId (qual m n)
 
-qual m n = Qual (modId m) (showIdent n)
+qual m n = Qual (modId m) (ident2raw n)
-unqual n = Unqual (showIdent n)
+unqual n = Unqual (ident2raw n)
 
 convFlags gr mn =
-  Flags [(n,convLit v) |
+  Flags [(rawIdentS n,convLit v) |
          (n,v)<-err (const []) (optionsPGF.mflags) (lookupModule gr mn)]
   where
     convLit l =

src/compiler/GF/Compile/GrammarToLPGF.hs

@@ -10,6 +10,7 @@ import GF.Compile.GrammarToCanonical (grammar2canonical)
 
 import GF.Data.Operations (ErrorMonad (..))
 import qualified GF.Data.IntMapBuilder as IntMapBuilder
+import GF.Infra.Ident (rawIdentS, showRawIdent)
 import GF.Infra.Option (Options)
 import GF.Infra.UseIO (IOE)
 import GF.Text.Pretty (pp, render)
@@ -63,10 +64,10 @@ mkConcrete debug (C.Abstract _ _ _ funs) (C.Concrete modId absModId flags params
     lincats :: [C.LincatDef]
     lincats = s:i:f:lincats0
       where
-        ss = C.RecordType [C.RecordRow (C.LabelId "s") C.StrType]
+        ss = C.RecordType [C.RecordRow (C.LabelId (rawIdentS "s")) C.StrType]
-        s = C.LincatDef (C.CatId "String") ss
+        s = C.LincatDef (C.CatId (rawIdentS "String")) ss
-        i = C.LincatDef (C.CatId "Int") ss
+        i = C.LincatDef (C.CatId (rawIdentS "Int")) ss
-        f = C.LincatDef (C.CatId "Float") ss
+        f = C.LincatDef (C.CatId (rawIdentS "Float")) ss
 
     lindefs :: [C.LinDef]
     lindefs =
@@ -108,7 +109,7 @@ mkConcrete debug (C.Abstract _ _ _ funs) (C.Concrete modId absModId flags params
       Just d -> Right d
       Nothing ->
         -- Left $ printf "Cannot find param definition: %s" (show pid)
-        Right $ C.ParamDef (C.ParamId (C.Unqual "DUMMY")) [C.Param pid []]
+        Right $ C.ParamDef (C.ParamId (C.Unqual (rawIdentS "DUMMY"))) [C.Param pid []]
 
     -- | Lookup lintype for a function
     lookupLinType :: C.FunId -> Either String C.LinType
@@ -171,13 +172,13 @@ mkConcrete debug (C.Abstract _ _ _ funs) (C.Concrete modId absModId flags params
             let (C.ParamDef tpid _) = def
             return (term, Just $ C.ParamType (C.ParamTypeId tpid))
 
-          C.PredefValue (C.PredefId pid) -> case pid of
+          C.PredefValue (C.PredefId pid) -> case showRawIdent pid of
             "BIND" -> return (L.Bind, Nothing)
             "SOFT_BIND" -> return (L.Bind, Nothing)
             "SOFT_SPACE" -> return (L.Space, Nothing)
             "CAPIT" -> return (L.Capit, Nothing)
             "ALL_CAPIT" -> return (L.AllCapit, Nothing)
-            _ -> Left $ printf "Unknown predef function: %s" pid
+            x -> Left $ printf "Unknown predef function: %s" x
 
           C.RecordValue rrvs -> do
             let rrvs' = sortRecordRows rrvs
@@ -332,7 +333,7 @@ sortRecordRows :: [C.RecordRowValue] -> [C.RecordRowValue]
 sortRecordRows = L.sortBy ordLabel
   where
     ordLabel (C.RecordRow (C.LabelId l1) _) (C.RecordRow (C.LabelId l2) _) =
-      case (l1,l2) of
+      case (showRawIdent l1, showRawIdent l2) of
         ("s",_) -> LT
         (_,"s") -> GT
         (s1,s2) -> compare s1 s2
@@ -407,13 +408,13 @@ eitherElemIndex :: (Eq a, Show a) => a -> [a] -> Either String Int
 eitherElemIndex x xs = m2e (printf "Cannot find: %s in %s" (show x) (show xs)) (elemIndex x xs)
 
 mdi2s :: C.ModId -> String
-mdi2s (C.ModId i) = i
+mdi2s (C.ModId i) = showRawIdent i
 
 mdi2i :: C.ModId -> CId
-mdi2i (C.ModId i) = mkCId i
+mdi2i (C.ModId i) = mkCId (showRawIdent i)
 
 fi2i :: C.FunId -> CId
-fi2i (C.FunId i) = mkCId i
+fi2i (C.FunId i) = mkCId (showRawIdent i)
 
 -- Debugging
 

src/compiler/GF/Grammar/Canonical.hs

@@ -11,6 +11,7 @@
 module GF.Grammar.Canonical where
 import Prelude hiding ((<>))
 import GF.Text.Pretty
+import GF.Infra.Ident (RawIdent)
 
 -- | A Complete grammar
 data Grammar = Grammar Abstract [Concrete] deriving Show
@@ -126,7 +127,7 @@ data FlagValue = Str String | Int Int | Flt Double deriving Show
 
 -- *** Identifiers
 
-type Id = String
+type Id = RawIdent
 data QualId = Qual ModId Id | Unqual Id  deriving (Eq,Ord,Show)
 
 --------------------------------------------------------------------------------

src/compiler/GF/Grammar/CanonicalJSON.hs

@@ -7,6 +7,7 @@ import Control.Applicative ((<|>))
 import Data.Ratio (denominator, numerator)
 import GF.Grammar.Canonical
 import Control.Monad (guard)
+import GF.Infra.Ident (RawIdent,showRawIdent,rawIdentS)
 
 
 encodeJSON :: FilePath -> Grammar -> IO ()
@@ -29,7 +30,7 @@ instance JSON Grammar where
 -- ** Abstract Syntax
 
 instance JSON Abstract where
-  showJSON (Abstract absid flags cats funs) 
+  showJSON (Abstract absid flags cats funs)
     = makeObj [("abs", showJSON absid),
                ("flags", showJSON flags),
                ("cats", showJSON cats),
@@ -81,7 +82,7 @@ instance JSON TypeBinding where
 -- ** Concrete syntax
 
 instance JSON Concrete where
-  showJSON (Concrete cncid absid flags params lincats lins) 
+  showJSON (Concrete cncid absid flags params lincats lins)
     = makeObj [("cnc", showJSON cncid),
                ("abs", showJSON absid),
                ("flags", showJSON flags),
@@ -204,12 +205,12 @@ instance JSON a => JSON (RecordRow a) where
   -- record rows and lists of record rows are both encoded as JSON records (i.e., objects)
   showJSON  row  = showJSONs [row]
   showJSONs rows = makeObj (map toRow rows)
-    where toRow (RecordRow (LabelId lbl) val) = (lbl, showJSON val)
+    where toRow (RecordRow (LabelId lbl) val) = (showRawIdent lbl, showJSON val)
 
   readJSON  obj = head <$> readJSONs obj
   readJSONs obj = mapM fromRow (assocsJSObject obj)
     where fromRow (lbl, jsvalue) = do value <- readJSON jsvalue
-                                      return (RecordRow (LabelId lbl) value)
+                                      return (RecordRow (LabelId (rawIdentS lbl)) value)
 
 instance JSON rhs => JSON (TableRow rhs) where
   showJSON (TableRow l v) = makeObj [(".pattern", showJSON l), (".value", showJSON v)]
@@ -219,19 +220,19 @@ instance JSON rhs => JSON (TableRow rhs) where
 
 -- *** Identifiers in Concrete Syntax
 
-instance JSON PredefId   where showJSON (PredefId    s) = showJSON s ; readJSON = fmap PredefId    . readJSON 
+instance JSON PredefId   where showJSON (PredefId    s) = showJSON s ; readJSON = fmap PredefId    . readJSON
-instance JSON LabelId    where showJSON (LabelId     s) = showJSON s ; readJSON = fmap LabelId     . readJSON 
+instance JSON LabelId    where showJSON (LabelId     s) = showJSON s ; readJSON = fmap LabelId     . readJSON
-instance JSON VarValueId where showJSON (VarValueId  s) = showJSON s ; readJSON = fmap VarValueId  . readJSON 
+instance JSON VarValueId where showJSON (VarValueId  s) = showJSON s ; readJSON = fmap VarValueId  . readJSON
-instance JSON ParamId    where showJSON (ParamId     s) = showJSON s ; readJSON = fmap ParamId     . readJSON 
+instance JSON ParamId    where showJSON (ParamId     s) = showJSON s ; readJSON = fmap ParamId     . readJSON
-instance JSON ParamType  where showJSON (ParamTypeId s) = showJSON s ; readJSON = fmap ParamTypeId . readJSON 
+instance JSON ParamType  where showJSON (ParamTypeId s) = showJSON s ; readJSON = fmap ParamTypeId . readJSON
 
 
 --------------------------------------------------------------------------------
 -- ** Used in both Abstract and Concrete Syntax
 
-instance JSON ModId where showJSON (ModId s) = showJSON s ; readJSON = fmap ModId . readJSON 
+instance JSON ModId where showJSON (ModId s) = showJSON s ; readJSON = fmap ModId . readJSON
-instance JSON CatId where showJSON (CatId s) = showJSON s ; readJSON = fmap CatId . readJSON 
+instance JSON CatId where showJSON (CatId s) = showJSON s ; readJSON = fmap CatId . readJSON
-instance JSON FunId where showJSON (FunId s) = showJSON s ; readJSON = fmap FunId . readJSON 
+instance JSON FunId where showJSON (FunId s) = showJSON s ; readJSON = fmap FunId . readJSON
 
 instance JSON VarId where
   -- the anonymous variable is the underscore:
@@ -242,20 +243,24 @@ instance JSON VarId where
     <|>        VarId <$> readJSON o
 
 instance JSON QualId where
-  showJSON (Qual (ModId m) n) = showJSON (m++"."++n)
+  showJSON (Qual (ModId m) n) = showJSON (showRawIdent m++"."++showRawIdent n)
   showJSON (Unqual n) = showJSON n
 
   readJSON o = do qualid <- readJSON o
                   let (mod, id) = span (/= '.') qualid
-                  return $ if null mod then Unqual id else Qual (ModId mod) id
+                  return $ if null mod then Unqual (rawIdentS id) else Qual (ModId (rawIdentS mod)) (rawIdentS id)
+
+instance JSON RawIdent where
+  showJSON i = showJSON $ showRawIdent i
+  readJSON o = rawIdentS <$> readJSON o
 
 instance JSON Flags where
   -- flags are encoded directly as JSON records (i.e., objects):
-  showJSON (Flags fs) = makeObj [(f, showJSON v) | (f, v) <- fs]
+  showJSON (Flags fs) = makeObj [(showRawIdent f, showJSON v) | (f, v) <- fs]
 
   readJSON obj = Flags <$> mapM fromRow (assocsJSObject obj)
     where fromRow (lbl, jsvalue) = do value <- readJSON jsvalue
-                                      return (lbl, value)
+                                      return (rawIdentS lbl, value)
 
 instance JSON FlagValue where
   -- flag values are encoded as basic JSON types:

src/compiler/GF/Infra/Ident.hs

@@ -5,7 +5,7 @@
 -- Stability   : (stable)
 -- Portability : (portable)
 --
--- > CVS $Date: 2005/11/15 11:43:33 $ 
+-- > CVS $Date: 2005/11/15 11:43:33 $
 -- > CVS $Author: aarne $
 -- > CVS $Revision: 1.8 $
 --
@@ -13,18 +13,18 @@
 -----------------------------------------------------------------------------
 
 module GF.Infra.Ident (-- ** Identifiers
-              ModuleName(..), moduleNameS,
+  ModuleName(..), moduleNameS,
-	      Ident, ident2utf8, showIdent, prefixIdent,
+  Ident, ident2utf8, showIdent, prefixIdent,
-              -- *** Normal identifiers (returned by the parser)
+  -- *** Normal identifiers (returned by the parser)
-	      identS, identC, identW,
+  identS, identC, identW,
-              -- *** Special identifiers for internal use
+  -- *** Special identifiers for internal use
-              identV, identA, identAV,
+  identV, identA, identAV,
-	      argIdent, isArgIdent, getArgIndex,
+  argIdent, isArgIdent, getArgIndex,
-              varStr, varX, isWildIdent, varIndex,
+  varStr, varX, isWildIdent, varIndex,
-              -- *** Raw identifiers
+  -- *** Raw identifiers
-              RawIdent, rawIdentS, rawIdentC, ident2raw, prefixRawIdent,
+  RawIdent, rawIdentS, rawIdentC, ident2raw, prefixRawIdent,
-              isPrefixOf, showRawIdent
+  isPrefixOf, showRawIdent
-	     ) where
+) where
 
 import qualified Data.ByteString.UTF8 as UTF8
 import qualified Data.ByteString.Char8 as BS(append,isPrefixOf)
@@ -46,7 +46,7 @@ instance Pretty ModuleName where pp (MN m) = pp m
 
 -- | the constructors labelled /INTERNAL/ are
 -- internal representation never returned by the parser
-data Ident = 
+data Ident =
    IC  {-# UNPACK #-} !RawIdent                                           -- ^ raw identifier after parsing, resolved in Rename
  | IW                                                                     -- ^ wildcard
 --
@@ -54,7 +54,7 @@ data Ident =
  | IV  {-# UNPACK #-} !RawIdent {-# UNPACK #-} !Int                       -- ^ /INTERNAL/ variable
  | IA  {-# UNPACK #-} !RawIdent {-# UNPACK #-} !Int                       -- ^ /INTERNAL/ argument of cat at position
  | IAV {-# UNPACK #-} !RawIdent {-# UNPACK #-} !Int {-# UNPACK #-} !Int   -- ^ /INTERNAL/ argument of cat with bindings at position
--- 
+--
   deriving (Eq, Ord, Show, Read)
 
 -- | Identifiers are stored as UTF-8-encoded bytestrings.
@@ -70,14 +70,13 @@ rawIdentS = Id . pack
 rawIdentC = Id
 showRawIdent = unpack . rawId2utf8
 
-prefixRawIdent (Id x) (Id y) = Id (BS.append x y) 
+prefixRawIdent (Id x) (Id y) = Id (BS.append x y)
 isPrefixOf (Id x) (Id y) = BS.isPrefixOf x y
 
 instance Binary RawIdent where
   put = put . rawId2utf8
   get = fmap rawIdentC get
 
-
 -- | This function should be used with care, since the returned ByteString is
 -- UTF-8-encoded.
 ident2utf8 :: Ident -> UTF8.ByteString
@@ -88,6 +87,7 @@ ident2utf8 i = case i of
   IAV (Id s) b j -> BS.append s (pack ('_':show b ++ '_':show j))
   IW -> pack "_"
 
+ident2raw :: Ident -> RawIdent
 ident2raw = Id . ident2utf8
 
 showIdent :: Ident -> String
@@ -95,13 +95,14 @@ showIdent i = unpack $! ident2utf8 i
 
 instance Pretty Ident where pp = pp . showIdent
 
+instance Pretty RawIdent where pp = pp . showRawIdent
+
 identS :: String -> Ident
 identS = identC . rawIdentS
 
 identC :: RawIdent -> Ident
 identW :: Ident
 
-
 prefixIdent :: String -> Ident -> Ident
 prefixIdent pref = identC . Id . BS.append (pack pref) . ident2utf8
 
@@ -112,7 +113,7 @@ identV :: RawIdent -> Int -> Ident
 identA :: RawIdent -> Int -> Ident
 identAV:: RawIdent -> Int -> Int -> Ident
 
-(identC, identV, identA, identAV, identW) = 
+(identC, identV, identA, identAV, identW) =
     (IC,     IV,     IA,     IAV,     IW)
 
 -- | to mark argument variables

testsuite/lpgf/README.md

@@ -160,6 +160,11 @@ Max memory: 619.71 MB
 - size: 2.48 MB  Phrasebook.lpgf
 Max memory: 1.15 GB
 
+**RawIdents**
+- compile: 5.393466s
+- size: 3.01 MB  Phrasebook.lpgf
+Max memory: 1.12 GB
+
 ### Repeated terms in compilation
 
 **Param and Table**