From dc620198c1ef24a327255d00e61bfa1f2ebefc2a Mon Sep 17 00:00:00 2001
From: Reinder Feenstra <reinderfeenstra@gmail.com>
Date: Sun, 24 Apr 2022 21:57:22 +0200
Subject: [PATCH] missing in 5fd81c255e244a9ee727367304a43d7deb64446e

---
 server/src/hardware/protocol/ecos/object/feedback.hpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/server/src/hardware/protocol/ecos/object/feedback.hpp b/server/src/hardware/protocol/ecos/object/feedback.hpp
index c8ce447a..30d8741e 100644
--- a/server/src/hardware/protocol/ecos/object/feedback.hpp
+++ b/server/src/hardware/protocol/ecos/object/feedback.hpp
@@ -46,6 +46,12 @@ class Feedback final : public Object
     Feedback(Kernel& kernel, uint16_t id);
     Feedback(Kernel& kernel, const Line& data);
 
+    inline TriState operator [](uint8_t port) const
+    {
+      assert(port < ports());
+      return m_state[port];
+    }
+
     uint8_t ports() const { return static_cast<uint8_t>(m_state.size()); }
 };