From 21dca6849a23008e0dd6a8c582e3089903e8a011 Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Sun, 18 Dec 2022 13:36:14 +0000
Subject: Pair support for streams

---
 lib/stream_support.hpp | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'lib')

diff --git a/lib/stream_support.hpp b/lib/stream_support.hpp
index 2ab2f9d..5f45cbf 100644
--- a/lib/stream_support.hpp
+++ b/lib/stream_support.hpp
@@ -47,6 +47,13 @@ namespace std {
 		return (s << std::span {v});
 	}
 
+	template<typename First, typename Second>
+	std::ostream &
+	operator<<(std::ostream & s, const std::pair<First, Second> & v)
+	{
+		return (s << '(' << v.first << ", " << v.second << ')');
+	}
+
 	inline std::ostream &
 	operator<<(std::ostream & s, const Arc & arc)
 	{
-- 
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