From ad5a63db312d0029109e6ca0051feaa516419ad2 Mon Sep 17 00:00:00 2001
From: Clyne Sullivan <clyne@bitgloo.com>
Date: Tue, 1 Oct 2019 08:37:05 -0400
Subject: cleaned up lua function bindings

---
 src/script.hpp | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'src/script.hpp')

diff --git a/src/script.hpp b/src/script.hpp
index 0ac9e63..24cc142 100644
--- a/src/script.hpp
+++ b/src/script.hpp
@@ -26,6 +26,21 @@
 
 #include "world.hpp"
 
+/**
+ * Utility for pairing class instances to their member function calls.
+ * This is useful for adding functions to the Lua game namespace.
+ *
+ * @param func The member function to call
+ * @param instance The instance to bind to
+ * @return A function that calls the member function using the given instance
+ */
+template<class C, typename R, typename... Args>
+auto bindInstance(R (C::* func)(Args...), C *instance)
+{
+    return [instance, func](Args... args) { (instance->*func)(args...); };
+}
+
+
 struct EntitySpawnEvent
 {
     sol::object ref;
-- 
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