Fix diff xmit of metatables

2021-09-01 18:13:30 -04:00
parent 3e9403d015
commit 5cefa4f1e2
2 changed files with 31 additions and 1 deletions
--- a/luprex/core/cpp/world-difftab.cpp
+++ b/luprex/core/cpp/world-difftab.cpp
@@ -290,7 +290,11 @@ static void patch_table(LuaStack &LS0, LuaSlot tangibles, LuaSlot ntmap, LuaSlot
    for (int i = 0; i < ndiffs; i++) {
        set_transmitted_value(LS, tangibles, ntmap, key, sb);
        set_transmitted_value(LS, tangibles, ntmap, val, sb);
-        LS.rawset(tab, key, val);
+        if (LS.isnil(key)) {
+            LS.setmetatable(tab, val);
+        } else {
+            LS.rawset(tab, key, val);
+        }
    }
    LS.result();
 }