resource = resource-1.0

lib/resource/common/ParamX.gf

@@ -0,0 +1,47 @@
+resource ParamX = open Prelude in {
+
+  param
+    Number = Sg | Pl ;
+    Person = P1 | P2 | P3 ;
+    Degree = Posit | Compar | Superl ;
+
+    Anteriority = 
+       Simul 
+     | Anter  --# notpresent
+     ;
+    Tense = 
+       Pres 
+     | Past   --# notpresent
+     | Fut    --# notpresent
+     | Cond   --# notpresent
+     ;
+
+  param
+
+    Polarity    = Pos | Neg ;
+
+    QForm = QDir | QIndir ;
+
+  oper
+    conjNumber : Number -> Number -> Number = \m,n -> 
+      case <m,n> of {
+        <Sg,Sg> => Sg ;
+        _ => Pl 
+        } ;
+
+-- For persons, we let the latter argument win ("either you or I am absent"
+-- but "either I or you are absent"). This is not quite clear.
+  
+    conjPerson : Person -> Person -> Person = \_,p -> 
+      p ;
+
+-- To construct a record with a polarity-dependent table.
+
+    polCases : SS -> SS -> {s : Polarity => Str} = \true,false -> {
+      s = table {
+        Pos => true.s ;
+        Neg => false.s
+        }
+      } ;
+
+}