First commit.

src/Scratch.cpp

@@ -0,0 +1,32 @@
+#include "pch.h"
+
+
+class TargetClass
+{
+public:
+    void read(int*t) { }
+    void read(double*t) { }
+    void read2(double*t) { }
+};
+
+#ifdef JUNK
+
+template <typename T>
+class HasJsonRead {
+
+
+    template <typename TYPE, typename ARG>
+    static std::true_type test (decltype(TargetClass().read((ARG*)nullptr))*v) { return std::true_type();};
+
+    template <typename TYPE, typename ARG>
+    static std::false_type test (...);
+
+public:
+    static constexpr bool value = decltype(test<TargetClass,T>(nullptr))::value;
+};
+
+class X{
+    static_assert(HasJsonRead<float>::value,"TEST FAILED.");
+};
+
+#endif