From 13f6d66d2b0bc36a8c27b93bc301e229bfdc8389 Mon Sep 17 00:00:00 2001
From: Max Regan <mgregan2@gmail.com>
Date: Wed, 16 Nov 2022 21:37:08 -0500
Subject: [PATCH] Fixes for 'equal'

---
 src/utility.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/utility.c b/src/utility.c
index cfe9cab..91d5a0d 100644
--- a/src/utility.c
+++ b/src/utility.c
@@ -177,6 +177,14 @@ struct ucl_object *ucl_progn(struct ucl_scope *state, struct ucl_object *forms)
 
 struct ucl_object *ucl_equal(
     struct ucl_object *arg0, struct ucl_object *arg1) {
+    if (arg0 == arg1) {
+        return ucl_t_create();
+    }
+
+    if ((arg0 == NULL) || (arg1 == NULL)) {
+        return ucl_nil_create();
+    }
+
     if (arg0->type != arg1->type) {
         return ucl_nil_create();
     }