partial implementation of Ancient Greek RGL

src/ancient_greek/AdverbGrc.gf

@@ -0,0 +1,26 @@
+concrete AdverbGrc of Adverb = CatGrc ** open ResGrc, Prelude in {
+
+ lin
+    PositAdvAdj a = { s = a.adv ! Posit } ;
+
+    ComparAdvAdj cadv a np = let agr = Ag Neutr Sg P3 -- default, TODO s:Agr => ..
+      in {
+        s = cadv.s ++ a.adv ! Compar ++ np.s ! Gen  -- TODO: check
+      } ;
+
+--    ComparAdvAdjS cadv a s = {
+--      s = cadv.s ++ a.s ! AAdv ++ "than" ++ s.s
+--      } ;
+
+    PrepNP prep np = { -- prepositions need stressed pronouns,  BR 
+        s = appPrep prep np -- default; TODO s:Agr => ..
+        } ;
+
+--    AdAdv = cc2 ;
+
+    SubjS = cc2 ;
+-----b    AdvSC s = s ; --- this rule give stack overflow in ordinary parsing
+--
+--    AdnCAdv cadv = {s = cadv.s ++ "than"} ;
+--
+}