loader: get_mgroup look in path

Signed-off-by: Jean Privat <jean@pryen.org>

diff --git a/src/loader.nit b/src/loader.nit
index a046815..6caaf79 100644 (file)
--- a/src/loader.nit
+++ b/src/loader.nit
@@ -330,8 +330,21 @@ redef class ModelBuilder
 
        # Return the mgroup associated to a directory path.
        # If the directory is not a group null is returned.
+       #
+       # Note: `paths` is also used to look for mgroups
        fun get_mgroup(dirpath: String): nullable MGroup
        do
+               if not dirpath.file_exists then do
+                       for p in paths do
+                               var try = p / dirpath
+                               if try.file_exists then
+                                       dirpath = try
+                                       break label
+                               end
+                       end
+                       return null
+               end label
+
                var rdp = module_absolute_path(dirpath)
                if mgroups.has_key(rdp) then
                        return mgroups[rdp]