From 236309971d3ac361578eda39e8515e48bb894c42 Mon Sep 17 00:00:00 2001
From: Martchus <martchus@gmx.net>
Date: Sun, 1 Jul 2018 23:22:33 +0200
Subject: [PATCH] Add dereferenceMaybe()

---
 misc/traits.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/misc/traits.h b/misc/traits.h
index 382d255..c17ea70 100644
--- a/misc/traits.h
+++ b/misc/traits.h
@@ -108,6 +108,16 @@ CPP_UTILITIES_TRAITS_DEFINE_TYPE_CHECK(IsIteratable,
         // operator*
         void(*begin(std::declval<T &>())));
 
+template <typename T> T &dereferenceMaybe(T &x)
+{
+    return x;
+}
+
+template <typename T> T &dereferenceMaybe(T *x)
+{
+    return *x;
+}
+
 } // namespace Traits
 
 #endif // CPP_UTILITIES_TRAITS_H