Fixes optional pointers.

src/Memory/__OptionalBorrowedPtr.hpp

@@ -43,7 +43,7 @@ namespace ArbUt {
         }
 
         /// @brief Return whether the pointer is null or not.
-        [[nodiscard]] inline bool HasValue() const noexcept { return _raw == nullptr; }
+        [[nodiscard]] inline bool HasValue() const noexcept { return _raw != nullptr; }
 
         /// @brief Get the raw underlying pointer.
         inline T* GetValue() const noexcept { return _raw; }

src/Memory/__OptionalUniquePtr.hpp

@@ -33,6 +33,12 @@ namespace ArbUt {
             return *this;
         }
 
+        /// @brief Return whether the pointer is null or not.
+        [[nodiscard]] inline bool HasValue() const noexcept { return _raw != nullptr; }
+
+        /// @brief Get the raw underlying pointer.
+        inline T* GetValue() const noexcept { return _raw; }
+
         /// @brief Assign operator with raw pointer.
         inline OptionalUniquePtr<T>& operator=(T* rhs) {
             if (_raw == rhs) {