1 files changed, 49 insertions, 0 deletions
diff --git a/app/source/Cplt/Utils/RTTI.hpp b/app/source/Cplt/Utils/RTTI.hpp
new file mode 100644
index 0000000..86b1e2c
--- /dev/null
+++ b/app/source/Cplt/Utils/RTTI.hpp
@@ -0,0 +1,49 @@
+#pragma once
+
+#include <cassert>
+
+template <class T, class TBase>
+bool is_a(TBase* t)
+{
+	assert(t != nullptr);
+	return T::IsInstance(t);
+}
+
+template <class T, class TBase>
+bool is_a_nullable(TBase* t)
+{
+	if (t) {
+		return is_a<T, TBase>(t);
+	} else {
+		return false;
+	}
+}
+
+template <class T, class TBase>
+T* dyn_cast(TBase* t)
+{
+	assert(t != nullptr);
+	if (T::IsInstance(t)) {
+		return static_cast<T*>(t);
+	} else {
+		return nullptr;
+	}
+}
+
+template <class T, class TBase>
+const T* dyn_cast(const TBase* t)
+{
+	assert(t != nullptr);
+	if (T::IsInstance(t)) {
+		return static_cast<const T*>(t);
+	} else {
+		return nullptr;
+	}
+}
+
+template <class T, class TBase>
+T* dyn_cast_nullable(TBase* t)
+{
+	if (!t) return nullptr;
+	return dyn_cast<T, TBase>(t);
+}