From 419f2d3be077fb1dbb191249bfbb2a2610be72ae Mon Sep 17 00:00:00 2001
From: Uilian Ries <uilianries@gmail.com>
Date: Wed, 30 Oct 2024 11:56:43 +0100
Subject: [PATCH] Include std::optional to avoid import errors

Signed-off-by: Uilian Ries <uilianries@gmail.com>
---
 include/pipes/helpers/optional.hpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/pipes/helpers/optional.hpp b/include/pipes/helpers/optional.hpp
index 379b7d4..5442837 100644
--- a/include/pipes/helpers/optional.hpp
+++ b/include/pipes/helpers/optional.hpp
@@ -2,6 +2,9 @@
 #define PIPES_OPTIONAL_HPP
 
 #include <type_traits>
+#if __cplusplus >= 201703L
+#  include <optional>
+#endif
 
 namespace pipes
 {