diff --git a/include/mbgl/map/map.hpp b/include/mbgl/map/map.hpp
index 45846170c22..08bafcfbdc3 100644
--- a/include/mbgl/map/map.hpp
+++ b/include/mbgl/map/map.hpp
@@ -33,7 +33,7 @@ class SpriteAtlas;
 
 class Map : private util::noncopyable {
 public:
-    explicit Map(View&, FileSource&);
+    explicit Map(View&, FileSource&, std::string = "");
     ~Map();
 
     // Start the map render thread. It is asynchronous.
diff --git a/src/mbgl/map/map.cpp b/src/mbgl/map/map.cpp
index ea95c925c8d..7831a08b61d 100644
--- a/src/mbgl/map/map.cpp
+++ b/src/mbgl/map/map.cpp
@@ -23,6 +23,7 @@
 #include <mbgl/storage/file_source.hpp>
 #include <mbgl/platform/log.hpp>
 #include <mbgl/util/string.hpp>
+#include <mbgl/util/geojsonvt.hpp>
 
 #include <algorithm>
 #include <iostream>
@@ -86,7 +87,7 @@ const static bool sqliteVersionCheck = []() {
 
 using namespace mbgl;
 
-Map::Map(View& view_, FileSource& fileSource_)
+Map::Map(View& view_, FileSource& fileSource_, std::string featureJSON_)
     : loop(util::make_unique<uv::loop>()),
       view(view_),
 #ifndef NDEBUG
@@ -106,6 +107,15 @@ Map::Map(View& view_, FileSource& fileSource_)
     isClean.clear();
     isRendered.clear();
     isSwapped.test_and_set();
+
+    if (featureJSON_.length()) {
+
+        using namespace mbgl;
+        using namespace util;
+        using namespace geojsonvt;
+
+        GeoJSONVT vt = GeoJSONVT(featureJSON_);
+    }
 }
 
 Map::~Map() {