From 54c2edc05d8cc3fff25f04e4b28e698b9324e163 Mon Sep 17 00:00:00 2001
From: Jean Boussier <jean.boussier@gmail.com>
Date: Sun, 11 May 2025 17:38:14 +0200
Subject: [PATCH] Fix `Namespace#inspect` to display its internal id

---
 namespace.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/namespace.c b/namespace.c
index e6e59e3fe1..b6af0ce407 100644
--- a/namespace.c
+++ b/namespace.c
@@ -1015,7 +1015,7 @@ rb_namespace_inspect(VALUE obj)
     }
     ns = rb_get_namespace_t(obj);
     r = rb_str_new_cstr("#<Namespace:");
-    rb_str_concat(r, rb_funcall(rb_obj_id(obj), rb_intern("to_s"), 0));
+    rb_str_concat(r, rb_funcall(LONG2NUM(ns->ns_id), rb_intern("to_s"), 0));
     if (NAMESPACE_BUILTIN_P(ns)) {
         rb_str_cat_cstr(r, ",builtin");
     }