1 files changed, 37 insertions, 0 deletions

diff --git a/Source/3rdParty/Luax/luax_enum.cpp b/Source/3rdParty/Luax/luax_enum.cpp
new file mode 100644
index 0000000..1ccc900
--- /dev/null
+++ b/Source/3rdParty/Luax/luax_enum.cpp
@@ -0,0 +1,37 @@
+#include "luax_enum.h"
+#include "luax_state.h"
+#include "luax_runtime.h"
+
+namespace Luax
+{
+
+	///
+	/// ֻ��metatable��__index
+	///
+	int l_rmt__index(lua_State* L)
+	{
+		// params:
+		// 1. enum table
+		// 2. key
+
+		// upvalues: 
+		// 1. metatable
+
+		int mt = lua_upvalueindex(1);
+		lua_pushvalue(L, 2);
+		lua_rawget(L, mt);
+
+		return 1;
+	}
+
+	int l_rmt__newindex(lua_State* L)
+	{
+		// upvalue: 
+		// 1. enum table name
+
+		cc8* name = lua_tostring(L, lua_upvalueindex(1));
+
+		return luaL_error(L, "Enum called \"%s\" is readonly.", name);
+	}
+
+}
\ No newline at end of file