[transit] Check directory with transit json existence.

sergkudinov · Oct 29, 2020 · 5f8fd1f · 5f8fd1f
1 parent 4076e3c
commit 5f8fd1f
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/generator/transit_generator_experimental.cpp b/generator/transit_generator_experimental.cpp
@@ -171,8 +171,12 @@ EdgeIdToFeatureId BuildTransit(std::string const & mwmDir, CountryId const & cou
   OsmIdToFeatureIdsMap mapping;
   FillOsmIdToFeatureIdsMap(osmIdToFeatureIdsPath, mapping);
 
+  std::string const transitPath = base::JoinPath(transitDir, countryId);
+  if (!Platform::IsFileExistsByFullPath(transitPath))
+    return {};
+
   TransitData data;
-  DeserializeFromJson(mapping, base::JoinPath(transitDir, countryId), data);
+  DeserializeFromJson(mapping, transitPath, data);
 
   // Transit section can be empty.
   if (data.IsEmpty())