From e08394c87073a0115993945482709a31775affb4 Mon Sep 17 00:00:00 2001
From: Calvin Rose <calsrose@gmail.com>
Date: Tue, 23 Nov 2021 23:16:06 -0600
Subject: [PATCH] Fix struct proto missing when making a struct with a nil
 value.

---
 src/core/struct.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/core/struct.c b/src/core/struct.c
index 853d61ea..3e9344c5 100644
--- a/src/core/struct.c
+++ b/src/core/struct.c
@@ -150,6 +150,7 @@ const JanetKV *janet_struct_end(JanetKV *st) {
                 janet_struct_put(newst, kv->key, kv->value);
             }
         }
+        janet_struct_proto(newst) = janet_struct_proto(st);
         st = newst;
     }
     janet_struct_hash(st) = janet_kv_calchash(st, janet_struct_capacity(st));