From a84c7ae45c5b9b467d65b338f5ddb9da60bec272 Mon Sep 17 00:00:00 2001
From: Deukhoofd <deukhoofd@gmail.com>
Date: Tue, 26 May 2020 13:44:06 +0200
Subject: [PATCH] Implements assignment, some tweaks for borrowed_ptr.

---
 src/Memory/borrowed_ptr.hpp | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/src/Memory/borrowed_ptr.hpp b/src/Memory/borrowed_ptr.hpp
index c6519fa..74f5e2c 100644
--- a/src/Memory/borrowed_ptr.hpp
+++ b/src/Memory/borrowed_ptr.hpp
@@ -10,20 +10,25 @@ private:
     T* _raw;
 
 public:
+    inline borrowed_ptr<T>() : _raw(nullptr){};
     inline borrowed_ptr<T>(T* ptr) : _raw(ptr){};
     inline borrowed_ptr(const borrowed_ptr<T>& other) : _raw(other._raw){};
     inline borrowed_ptr(const std::unique_ptr<T>& other) : _raw(other.get()){};
 
     ~borrowed_ptr() = default;
 
-    inline T* operator->() noexcept { return _raw; }
-    inline const T* operator->() const noexcept { return _raw; }
+    inline borrowed_ptr<T>& operator=(const borrowed_ptr<T>& rhs) {
+        _raw = rhs._raw;
+        return *this;
+    }
 
+    inline T* operator->() noexcept { return _raw; }
     inline T* GetRaw() noexcept { return _raw; }
-    inline const T* GetRaw() const noexcept { return _raw; }
 
     inline bool operator==(const borrowed_ptr& rhs) const { return _raw == rhs._raw; }
     inline bool operator!=(const borrowed_ptr& rhs) const { return _raw != rhs._raw; }
+
+    [[nodiscard]] inline constexpr bool IsNull() const noexcept { return _raw == nullptr; }
 };
 
 #endif // ARBUTILS_BORROWED_PTR_HPP