From f96c92fdd6152f287af4a57bb09d48c5e947ddbe Mon Sep 17 00:00:00 2001
From: sha512sum <linuxnyasha@tutanota.com>
Date: Tue, 27 Feb 2024 18:40:25 +0000
Subject: [PATCH] Add ReferenceWrapper

---
 include/utempl/reference_wrapper.hpp | 41 ++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 include/utempl/reference_wrapper.hpp

diff --git a/include/utempl/reference_wrapper.hpp b/include/utempl/reference_wrapper.hpp
new file mode 100644
index 0000000..5d3e172
--- /dev/null
+++ b/include/utempl/reference_wrapper.hpp
@@ -0,0 +1,41 @@
+#pragma once
+
+namespace utempl {
+template <typename T>
+struct ReferenceWrapper;
+
+template <typename T>
+struct ReferenceWrapper<T&&> {
+  inline constexpr auto operator*() -> T& {
+    return this->value;
+  };
+  inline constexpr auto operator->() -> T* {
+    return &this->value;
+  };
+  T&& value;
+};
+
+template <typename T>
+struct ReferenceWrapper<const T&> {
+  inline constexpr auto operator*() -> const T& {
+    return this->value;
+  };
+  inline constexpr auto operator->() -> const T* {
+    return &this->value;
+  };
+  const T& value;
+};
+
+template <typename T>
+struct ReferenceWrapper<T&> {
+
+  inline constexpr auto operator*() -> T& {
+    return this->value;
+  };
+  inline constexpr auto operator->() -> T* {
+    return &this->value;
+  };
+  T& value;
+};
+
+} // namespace utempl