expose lanes as enums, adjusted for comments

src/extractor/extractor.cpp

@@ -239,7 +239,7 @@ int Extractor::run()
         extraction_containers.PrepareData(config.output_file_name,
                                           config.restriction_file_name,
                                           config.names_file_name,
-                                          config.turn_lane_strings_file_name,
+                                          config.turn_lane_descriptions_file_name,
                                           main_context.state);
 
         WriteProfileProperties(config.profile_properties_output_path, main_context.properties);
@@ -504,7 +504,14 @@ Extractor::BuildEdgeExpandedGraph(lua_State *lua_state,
     compressed_edge_container.SerializeInternalVector(config.geometry_output_path);
 
     util::NameTable name_table(config.names_file_name);
-    util::NameTable turn_lanes(config.turn_lane_strings_file_name);
+
+    std::vector<std::uint32_t> turn_lane_offsets;
+    std::vector<guidance::TurnLaneType::Mask> turn_lane_masks;
+    if( !util::deserializeAdjacencyArray(
+        config.turn_lane_descriptions_file_name, turn_lane_offsets, turn_lane_masks) )
+    {
+        util::SimpleLogger().Write(logWARNING) << "Reading Turn Lane Masks failed.";
+    }
 
     EdgeBasedGraphFactory edge_based_graph_factory(
         node_based_graph,
@@ -515,7 +522,8 @@ Extractor::BuildEdgeExpandedGraph(lua_State *lua_state,
         internal_to_external_node_map,
         profile_properties,
         name_table,
-        turn_lanes);
+        turn_lane_offsets,
+        turn_lane_masks);
 
     edge_based_graph_factory.Run(config.edge_output_path,
                                  config.turn_lane_data_file_name,