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author Miodrag Milanovic <mmicko@gmail.com>2016-10-07 14:43:09 +0200
committer Miodrag Milanovic <mmicko@gmail.com>2016-10-07 14:43:09 +0200
commit377472a6dd2c9bdff4d5667f5789c49aee2abb4c (patch)
treea0ce4d6fc3db1524609efc61307d48448e703f38 /3rdparty/sol2/examples/require.cpp
parent1335933ce00cf6095e403a24d0b1dd9e0b565650 (diff)
Added sol2 header only library as future replacement for luabridge (nw)
Diffstat (limited to '3rdparty/sol2/examples/require.cpp')
-rw-r--r--3rdparty/sol2/examples/require.cpp47
1 files changed, 47 insertions, 0 deletions
diff --git a/3rdparty/sol2/examples/require.cpp b/3rdparty/sol2/examples/require.cpp
new file mode 100644
index 00000000000..a94765b9453
--- /dev/null
+++ b/3rdparty/sol2/examples/require.cpp
@@ -0,0 +1,47 @@
+#define SOL_CHECK_ARGUMENTS
+#include <sol.hpp>
+#include <cassert>
+
+#include <iostream>
+
+struct some_class {
+ int bark = 2012;
+};
+
+sol::table open_mylib(sol::this_state s) {
+ sol::state_view lua(s);
+
+ sol::table module = lua.create_table();
+ module["func"] = []() { /* super cool function here */ };
+ // register a class too
+ module.new_usertype<some_class>("some_class",
+ "bark", &some_class::bark
+ );
+
+ return module;
+}
+
+int main() {
+ std::cout << "=== require example ===" << std::endl;
+
+ sol::state lua;
+ lua.open_libraries(sol::lib::package);
+ // sol::c_call takes functions at the template level
+ // and turns it into a lua_CFunction
+ // alternatively, one can use sol::c_call<sol::wrap<callable_struct, callable_struct{}>> to make the call
+ // if it's a constexpr struct
+ lua.require("my_lib", sol::c_call<decltype(&open_mylib), &open_mylib>);
+
+ // do ALL THE THINGS YOU LIKE
+ lua.script(R"(
+s = my_lib.some_class.new()
+s.bark = 20;
+)");
+ some_class& s = lua["s"];
+ assert(s.bark == 20);
+ std::cout << "s.bark = " << s.bark << std::endl;
+
+ std::cout << std::endl;
+
+ return 0;
+} \ No newline at end of file