diff --git a/luna/include/luna/Result.h b/luna/include/luna/Result.h
index 36124bac..df34375b 100644
--- a/luna/include/luna/Result.h
+++ b/luna/include/luna/Result.h
@@ -202,3 +202,10 @@ template <> class Result<void>
         if (!_expr_rc.has_value()) return _expr_rc.release_error();                                                    \
         _expr_rc.release_value();                                                                                      \
     })
+
+template <typename T> inline Result<T*> nonnull_or_error(T* ptr, int error)
+{
+    if (ptr == nullptr) return err(error);
+    else
+        return ptr;
+}
\ No newline at end of file