From c5802b2bbe0a842c309a71fdf3516c09759408ef Mon Sep 17 00:00:00 2001
From: lisyarus <lisyarus@gmail.com>
Date: Wed, 21 Jul 2021 22:00:44 +0300
Subject: [PATCH] Add util::span equality comparison

---
 libs/util/include/psemek/util/span.hpp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/libs/util/include/psemek/util/span.hpp b/libs/util/include/psemek/util/span.hpp
index aeb1d62d..8edaca8d 100644
--- a/libs/util/include/psemek/util/span.hpp
+++ b/libs/util/include/psemek/util/span.hpp
@@ -81,4 +81,16 @@ namespace psemek::util
 		T & operator[] (size_type i) const { return p_begin[i]; }
 	};
 
+	template <typename T>
+	bool operator == (span<T> const & s1, span<T> const & s2)
+	{
+		return (s1.begin() == s2.begin()) && (s1.end() == s2.end());
+	}
+
+	template <typename T>
+	bool operator != (span<T> const & s1, span<T> const & s2)
+	{
+		return !(s1 == s2);
+	}
+
 }