Function main

examples/source/indirect_function_calls.cpp:38–77

}

int main(int, char*[]) {
	std::cout << "=== indirect function calls ===" << std::endl;

	sol::state lua;
	lua.open_libraries(sol::lib::base);

	lua["call_it"] = call_it;

	// some functions to call
	lua.script(R"(
function add (a, b)
	return a + b;
end

function subtract (a, b)
	return a - b;
end

function log (x)
	print(x)
end
)");

	// call the functions indirectly, using a name
	lua.script(R"(
		call_it("log", "hiyo")
		call_it("log", 24)
		subtract_result = call_it("subtract", 5, 1)
		add_result = call_it("add", 5, 1)
	)");

	int subtract_result = lua["subtract_result"];
	int add_result = lua["add_result"];

	SOL_ASSERT(add_result == 6);
	SOL_ASSERT(subtract_result == 4);

	std::cout << std::endl;
	return 0;
}