empty in pre

examples/numerals/irula.gf

@@ -11,7 +11,8 @@ oper
   oper uru : Str = "u:" + pre {"r_u" ; "tti" / cons ; "tt"/ vowel} ;
   laks : Str = "lacca" + T ;
   ayira : Str = "a:yira" + T ;
-  cavira : Str = variants {ayira ; "ca:vira" + T} ;  
+----  cavira : Str = variants {ayira ; "ca:vira" + T} ; ----BUG in Compute (AR 9/5/2005) 
+  cavira : Str = variants {"a:yira" + T ; "ca:vira" + T} ;  
 
   T : Str = pre {[] ; "tt" / vowel ; "tti" / cons} ;
   U : Str = pre {"u" ; [] / vowel } ;-- ; "ï" / cons} ;
@@ -49,7 +50,9 @@ lin n9 = {s = table {unit => "ombadu" ; teen => "pattombad"+U ;
 oper ss : Str -> LinS100 = \s1 -> {s = table {p => s1 ; lak => bind s1 cavira }} ;
 
 lin pot01 =
-  {s = table {unit => pre {[] ; "önr_u" / strs {[]}} ; 
+  {s = table {unit => "önr_u" ; ---- pre {[] ; "önr_u" / strs {[]}} ;
+                                ---- equivalent by the sem. of pre. AR
+
               thou => cavira ;
               thou2 => "or" + ayira ; 
               hund => "n" + uru ; 

examples/numerals/kodagu.gf

@@ -47,7 +47,8 @@ lin n9 = mkN "oymbad
 oper ss : Str -> LinS100 = \s1 -> {s = table {p => s1 ; lak => bind s1 ayra }} ;
 
 lin pot01 =
-  {s = table {unit => pre {[] ; "ondï" / strs {[]}} ; 
+  {s = table {unit => "ondï" ; ---- pre {[] ; "ondï" / strs {[]}} ;
+                               ---- equivalent by the sem. of pre. AR
               thou => variants {ayra ; "o:r" + ayra} ; 
               hund => "n" + uri ; 
               _ => "dummy"} };

examples/numerals/korean.gf

@@ -15,8 +15,6 @@ lincat Sub10 = LinDigit ;
 lincat Sub100 = {s : Str ; s2 : S100 => Str; size : Size} ;
 lincat Sub1000 = {s : Str ; s2 : Str ; size : Size } ;
 lincat Sub1000000 = {s : Str} ;
-lin num x0 =
-  {s = "/L" ++ x0.s ++ "L/" } ; -- just makes colons into length bar ontop of char
 
 oper mkNumq : Str -> Str -> Str -> Str -> LinDigit = 
   \twul -> \yelqtwul -> \sumul -> \i -> 
@@ -34,7 +32,11 @@ oper mkNum9 : Str -> Str -> Str -> Str -> LinDigit =
   \twul -> \yelqtwul -> \sumul -> \i -> 
   {s = table {unit => twul ; teen => yelqtwul ; ten => sumul ; tenq => sumul + "q" ; chi => i ; chiten => i ++ "sip"} ; size = nine} ;
 
--- lin n1 = mkNum variants{"hana" ; "han } ; variants {"yelhana" ; "yelhan" }
+lin num x0 =
+  {s = "/L" ++ x0.s ++ "L/" } ; -- just makes colons into length bar ontop of char
+
+-- lin n1 = mkNum variants{"hana" ; "han"} ; variants {"yelhana" ;"yelhan"}
+
 lin n2 = mkNumq (variants {"twu:l" ; "twu" }) 
                (variants {"yelqtwul" ; "yelqtwu" }) 
                (variants {"sumul" ; "sumu" })

src/GF/Grammar/Compute.hs

@@ -5,9 +5,9 @@
 -- Stability   : (stable)
 -- Portability : (portable)
 --
--- > CVS $Date: 2005/05/09 09:45:23 $ 
+-- > CVS $Date: 2005/05/09 15:44:59 $ 
 -- > CVS $Author: aarne $
--- > CVS $Revision: 1.16 $
+-- > CVS $Revision: 1.17 $
 --
 -- Computation of source terms. Used in compilation and in @cc@ command.
 -----------------------------------------------------------------------------
@@ -167,14 +167,17 @@ computeTerm gr = comp where
          (_,Empty)         -> return x
          (Empty,_)         -> return y
          (K a, K b)        -> return $ K (a ++ b)
-         (K a, Alts (d,vs)) -> do
+         (_, Alts (d,vs)) -> do
-----         (_, Alts (d,vs)) -> do
+----         (K a, Alts (d,vs)) -> do
             let glx = Glue x
             comp g $ Alts (glx d, [(glx v,c) | (v,c) <- vs])
-         (Alts _, K a) -> checks [do
+         (Alts _, ka) -> checks [do
+            y' <- strsFromTerm ka
+----         (Alts _, K a) -> checks [do
             x' <- strsFromTerm x -- this may fail when compiling opers
             return $ variants [
-              foldr1 C (map K (str2strings (glueStr v (str a)))) | v <- x']
+              foldr1 C (map K (str2strings (glueStr v u))) | v <- x', u <- y']
+----              foldr1 C (map K (str2strings (glueStr v (str a)))) | v <- x']
            ,return $ Glue x y
            ]
          (FV ks,_)         -> do

src/GF/Grammar/Macros.hs

@@ -5,9 +5,9 @@
 -- Stability   : (stable)
 -- Portability : (portable)
 --
--- > CVS $Date: 2005/04/28 16:42:49 $ 
+-- > CVS $Date: 2005/05/09 15:45:00 $ 
 -- > CVS $Author: aarne $
--- > CVS $Revision: 1.20 $
+-- > CVS $Revision: 1.21 $
 --
 -- Macros for constructing and analysing source code terms.
 --
@@ -565,6 +565,7 @@ markLinFields f t = case t of
 strsFromTerm :: Term -> Err [Str]
 strsFromTerm t = case unComputed t of
   K s   -> return [str s]
+  Empty -> return [str []]
   C s t -> do
     s' <- strsFromTerm s
     t' <- strsFromTerm t