From dc2493e7525bb7633f697ef10f72b72b46222249 Mon Sep 17 00:00:00 2001
From: Andy Belle-Isle <drumsetmonkey@gmail.com>
Date: Fri, 30 Aug 2019 00:45:36 -0400
Subject: Forget what I said, I just need to change git attributes to mark for
 vendor

---
 .../examples/source/overloading_with_members.cpp   | 66 ++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 lib/sol2/examples/source/overloading_with_members.cpp

(limited to 'lib/sol2/examples/source/overloading_with_members.cpp')

diff --git a/lib/sol2/examples/source/overloading_with_members.cpp b/lib/sol2/examples/source/overloading_with_members.cpp
new file mode 100644
index 0000000..92f1260
--- /dev/null
+++ b/lib/sol2/examples/source/overloading_with_members.cpp
@@ -0,0 +1,66 @@
+#define SOL_ALL_SAFETIES_ON 1
+#include <sol/sol.hpp>
+
+#include "assert.hpp"
+
+#include <iostream>
+
+struct pup {
+	int barks = 0;
+
+	void bark () {
+		++barks; // bark!
+	}
+
+	bool is_cute () const { 
+		return true;
+	}
+};
+
+void ultra_bark( pup& p, int barks) {
+	for (; barks --> 0;) p.bark();
+}
+
+void picky_bark( pup& p, std::string s) {
+	if ( s == "bark" )
+	    p.bark();
+}
+
+int main () {
+	std::cout << "=== overloading with members ===" << std::endl;
+
+	sol::state lua;
+	lua.open_libraries(sol::lib::base);
+
+	lua.set_function( "bark", sol::overload( 
+		ultra_bark, 
+		[]() { return "the bark from nowhere"; } 
+	) );
+
+	lua.new_usertype<pup>( "pup",
+		// regular function
+		"is_cute", &pup::is_cute,
+		// overloaded function
+		"bark", sol::overload( &pup::bark, &picky_bark )
+	);
+
+	const auto& code = R"(
+	barker = pup.new()
+	print(barker:is_cute())
+	barker:bark() -- calls member function pup::bark
+	barker:bark("meow") -- picky_bark, no bark
+	barker:bark("bark") -- picky_bark, bark
+
+	bark(barker, 20) -- calls ultra_bark
+	print(bark()) -- calls lambda which returns that string
+	)";
+
+	lua.script(code);
+
+	pup& barker = lua["barker"];
+	std::cout << barker.barks << std::endl;
+	c_assert(barker.barks == 22);
+
+	std::cout << std::endl;
+	return 0;
+}
\ No newline at end of file
-- 
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