1 files changed, 17 insertions, 0 deletions
diff --git a/include/lib/ArduinoJson/TypeTraits/IsVariant.hpp b/include/lib/ArduinoJson/TypeTraits/IsVariant.hpp
new file mode 100644
index 0000000..f8b299f
--- /dev/null
+++ b/include/lib/ArduinoJson/TypeTraits/IsVariant.hpp
@@ -0,0 +1,17 @@
+// ArduinoJson - arduinojson.org
+// Copyright Benoit Blanchon 2014-2018
+// MIT License
+
+#pragma once
+
+#include "IsBaseOf.hpp"
+
+namespace ArduinoJson {
+namespace Internals {
+
+class JsonVariantTag {};
+
+template <typename T>
+struct IsVariant : IsBaseOf<JsonVariantTag, T> {};
+}
+}