refactor: Refactorized whole project structure

source/NoNut/include/Utils.h

@@ -0,0 +1,108 @@
+#ifndef NONUT_CORE_UTILS_H
+#define NONUT_CORE_UTILS_H
+
+#include "Instance.h"
+#include "CommonHeader.h"
+
+namespace nonut
+{
+	struct CustomType
+	{
+		virtual void convert(HSQOBJECT object) = 0;
+	};
+
+	template <typename T>
+	void sqGetValue(SQVM* vm, SQInteger idx, T outPtr)
+	{
+		static_assert(
+			std::is_same_v<T, Bool*> ||
+			std::is_same_v<T, Int*> ||
+			std::is_same_v<T, Float*> ||
+			std::is_same_v<T, const SQChar**> ||
+			std::is_same_v<T, HSQOBJECT*> ||
+			std::is_same_v<T, SQUserPointer*>,
+			"Not supported return type");
+
+		if constexpr (std::is_same_v<T, Bool*>)
+			sq_getbool(vm, idx, outPtr);
+		if constexpr (std::is_same_v<T, Int*>)
+			sq_getinteger(vm, idx, outPtr);
+		if constexpr (std::is_same_v<T, Float*>)
+			sq_getfloat(vm, idx, outPtr);
+		if constexpr (std::is_same_v<T, const SQChar**>)
+			sq_getstring(vm, idx, outPtr);
+		if constexpr (std::is_same_v<T, HSQOBJECT*>)
+		{
+			sq_getstackobj(vm, idx, outPtr);
+			sq_addref(vm, outPtr);
+		}
+		if constexpr (std::is_same_v<T, SQUserPointer*>)
+		{
+			sq_getuserpointer(vm, idx, outPtr);
+		}
+	}
+
+	template <typename T>
+	void sqPushValue(SQVM* vm, T value)
+	{
+		static_assert(
+			std::is_same_v<T, bool> ||
+			std::is_same_v<T, Bool> ||
+			std::is_same_v<T, Int> ||
+			std::is_same_v<T, Float> ||
+			std::is_same_v<T, const SQChar*> ||
+			std::is_same_v<T, SQObject> ||
+			std::is_same_v<T, String> ||
+			std::is_same_v<T, String&> ||
+			std::is_same_v<T, SQUserPointer> ||
+			std::derived_from<T, Instance>,
+			"Not supported return type");
+
+		if constexpr (std::is_same_v<T, bool>)
+			sq_pushbool(vm, value);
+		if constexpr (std::is_same_v<T, Bool>)
+			sq_pushbool(vm, value);
+		if constexpr (std::is_same_v<T, Int>)
+			sq_pushinteger(vm, value);
+		if constexpr (std::is_same_v<T, Float>)
+			sq_pushfloat(vm, value);
+		if constexpr (std::is_same_v<T, SQChar*>)
+			sq_pushstring(vm, value, -1);
+		if constexpr (std::is_same_v<T, SQObject>)
+			sq_pushobject(vm, value);
+		if constexpr (std::is_same_v<T, String> || std::is_same_v<T, String&>)
+			sq_pushstring(vm, value.c_str(), value.length());
+		if constexpr (std::is_same_v<T, SQUserPointer>)
+			sq_pushuserpointer(vm, value);
+		if constexpr (std::derived_from<T, Instance>)
+			sq_pushobject(vm, value.getInstance());
+	}
+
+	template <typename T>
+	T returnVar()
+	{
+		HSQUIRRELVM vm = Sqrat::DefaultVM::Get();
+		static_assert(
+			std::is_same_v<T, SQObject> ||
+			std::is_same_v<T, Bool> ||
+			std::is_same_v<T, Float> ||
+			std::is_same_v<T, Int> ||
+			std::is_same_v<T, String>,
+			"Not supported return type");
+
+		T result{};
+		sqGetValue(vm, -1, &result);
+		sq_pop(vm, 1); // pops result
+		return result;
+	}
+
+	template <>
+	inline String returnVar<String>()
+	{
+		const SQChar* result = "";
+		sq_getstring(Sqrat::DefaultVM::Get(), -1, &result);
+		sq_pop(Sqrat::DefaultVM::Get(), 1); // pops result
+		return result;
+	}
+}
+#endif // NONUT_CORE_UTILS_H