From 523660c19222d157969cf073709436050747478b Mon Sep 17 00:00:00 2001
From: Wez Furlong <wez@wezfurlong.org>
Date: Tue, 11 Jul 2023 10:27:30 -0700
Subject: [PATCH] lua: suppress userdata is not expected type error in repl

When printing built-in-to-lua userdata, avoid tripping over
an error message from mlua.

refs: https://github.com/khvzak/mlua/issues/291
refs: https://github.com/wez/wezterm/issues/3849
---
 luahelper/src/lib.rs | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/luahelper/src/lib.rs b/luahelper/src/lib.rs
index 4d352940f..1f47b1a07 100644
--- a/luahelper/src/lib.rs
+++ b/luahelper/src/lib.rs
@@ -411,9 +411,7 @@ impl<'lua> std::fmt::Debug for ValuePrinterHelper<'lua> {
                         }
                     }
                 }
-                Err(err) => {
-                    write!(fmt, "Error getting metatable: {err:#}")
-                }
+                Err(_) => fmt.write_str("userdata"),
             },
             LuaValue::LightUserData(_) => fmt.write_str("userdata"),
             LuaValue::Thread(_) => fmt.write_str("thread"),