From ad33e8f0ba725965730e912572e77bb2014c5a2b Mon Sep 17 00:00:00 2001
From: James Garbutt <43081j@users.noreply.github.com>
Date: Wed, 10 Jan 2024 11:46:20 +0000
Subject: [PATCH] fix: removes `??` for node compat

We shipped syntax which is beyond our `engine` constraint. `??` is
available in node 14 but 4.x is node 4 and above, while 5.x is node 12
and above.

This just dumbs it back down to `||` for now at least.

Fixes #1573
---
 lib/chai/assertion.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/chai/assertion.js b/lib/chai/assertion.js
index b54b64cd..32e7ee2b 100644
--- a/lib/chai/assertion.js
+++ b/lib/chai/assertion.js
@@ -66,7 +66,7 @@ module.exports = function (_chai, util) {
     flag(this, 'lockSsfi', lockSsfi);
     flag(this, 'object', obj);
     flag(this, 'message', msg);
-    flag(this, 'eql', config.deepEqual ?? util.eql);
+    flag(this, 'eql', config.deepEqual || util.eql);
 
     return util.proxify(this);
   }