Method DefineMembers

source/script_object.cpp:1029–1092

Object *Object::DefineMembers(Object *obj, LPTSTR aClassName, ObjectMember aMember[], int aMemberCount)
{
	if (aMemberCount)
		obj->mFlags |= NativeClassPrototype;

	TCHAR full_name[MAX_VAR_NAME_LENGTH + 1];
	TCHAR *name = full_name + _stprintf(full_name, _T("%s.Prototype."), aClassName);

	for (int i = 0; i < aMemberCount; ++i)
	{
		const auto &member = aMember[i];
		_tcscpy(name, member.name);
		if (member.invokeType == IT_CALL)
		{
			auto func = new BuiltInMethod(SimpleHeap::Alloc(full_name));
			func->mBIM = member.method;
			func->mMID = member.id;
			func->mMIT = IT_CALL;
			func->mMinParams = member.minParams + 1; // Includes `this`.
			func->mIsVariadic = member.maxParams == MAXP_VARIADIC;
			func->mParamCount = func->mIsVariadic ? func->mMinParams : member.maxParams + 1;
			func->mClass = obj; // AddRef not needed since neither mClass nor our caller's reference to obj is ever Released.
			obj->DefineMethod(member.name, func);
			func->Release();
		}
		else
		{
			auto prop = obj->DefineProperty(name);
			prop->MinParams = member.minParams;
			prop->MaxParams = member.maxParams;
			
			auto op_name = _tcschr(name, '\0');

			_tcscpy(op_name, _T(".Get"));
			auto func = new BuiltInMethod(SimpleHeap::Alloc(full_name));
			func->mBIM = member.method;
			func->mMID = member.id;
			func->mMIT = IT_GET;
			func->mMinParams = member.minParams + 1; // Includes `this`.
			func->mParamCount = member.maxParams + 1;
			func->mIsVariadic = member.maxParams == MAXP_VARIADIC;
			func->mClass = obj;
			prop->SetGetter(func);
			func->Release();
			
			if (member.invokeType == IT_SET)
			{
				_tcscpy(op_name, _T(".Set"));
				func = new BuiltInMethod(SimpleHeap::Alloc(full_name));
				func->mBIM = member.method;
				func->mMID = member.id;
				func->mMIT = IT_SET;
				func->mMinParams = member.minParams + 2; // Includes `this` and `value`.
				func->mParamCount = member.maxParams + 2;
				func->mIsVariadic = member.maxParams == MAXP_VARIADIC;
				func->mClass = obj;
				prop->SetSetter(func);
				func->Release();