Allow multiple entrypoints in a single module share the same Lua state.

Previously it would initialize different Lua instances.
Fixes #49.

1 files changed, 17 insertions, 0 deletions

diff --git a/examples/module/src/lib.rs b/examples/module/src/lib.rs
index 38cc0fd..dcd487a 100644
--- a/examples/module/src/lib.rs
+++ b/examples/module/src/lib.rs
@@ -8,10 +8,27 @@ fn used_memory(lua: &Lua, _: ()) -> LuaResult<usize> {
     Ok(lua.used_memory())
 }
 
+fn check_userdata(_: &Lua, ud: MyUserData) -> LuaResult<i32> {
+    Ok(ud.0)
+}
+
 #[mlua::lua_module]
 fn rust_module(lua: &Lua) -> LuaResult<LuaTable> {
     let exports = lua.create_table()?;
     exports.set("sum", lua.create_function(sum)?)?;
     exports.set("used_memory", lua.create_function(used_memory)?)?;
+    exports.set("check_userdata", lua.create_function(check_userdata)?)?;
+    Ok(exports)
+}
+
+#[derive(Clone, Copy)]
+struct MyUserData(i32);
+
+impl LuaUserData for MyUserData {}
+
+#[mlua::lua_module]
+fn rust_module_second(lua: &Lua) -> LuaResult<LuaTable> {
+    let exports = lua.create_table()?;
+    exports.set("userdata", lua.create_userdata(MyUserData(123))?)?;
     Ok(exports)
 }