Added treatment of transfer modules. Aggregation is an example.

src/GF/Infra/Modules.hs

@@ -66,6 +66,10 @@ openedModule o = case o of
   OSimple m -> m
   OQualif _ m -> m
 
+allOpens m = case mtype m of
+  MTTransfer a b -> a : b : opens m
+  _ -> opens m
+
 -- initial dependency list
 depPathModule :: Ord i => Module i f a -> [OpenSpec i]
 depPathModule m = fors m ++ exts m ++ opens m where
@@ -176,6 +180,10 @@ isModCnc m = case mtype m of
   MTConcrete _ -> True
   _ -> False
 
+isModTrans m = case mtype m of
+  MTTransfer _ _ -> True
+  _ -> False
+
 sameMType m n = case (m,n) of
   (MTConcrete _, MTConcrete _) -> True
   _ -> m == n

src/GF/Infra/ReadFiles.hs

@@ -99,7 +99,7 @@ importsOfFile =
   unComm                     -- ignore comments before the headed line
  where
     term = flip elem ["{",";"]
-    spec = flip elem ["of", "open","in", "reuse", "=", "(", ")",",","**"]
+    spec = flip elem ["of", "open","in", ":", "->", "reuse", "=", "(", ")",",","**"]
     unqual ws = case ws of
       "(":q:ws' -> unqual ws'
       w:ws' -> w:unqual ws'