Closes sebastianbergmann#1592

Author: sebastianbergmann

composer.json

@@ -31,7 +31,8 @@
         "sebastian/comparator": "~1.0",
         "sebastian/diff": "~1.1",
         "sebastian/environment": "~1.1",
-        "sebastian/exporter": "~1.0",
+        "sebastian/exporter": "~1.1",
+        "sebastian/recursion-context": "~1.0",
         "sebastian/global-state": "~1.0",
         "sebastian/version": "~1.0",
         "ext-dom": "*",