From fb4f674d7f2d8caa4b5e5289bd0edd5cd24ebaf3 Mon Sep 17 00:00:00 2001
From: Aaron Jensen <aaronjensen@gmail.com>
Date: Tue, 10 Aug 2021 11:05:06 -0400
Subject: [PATCH] Freeze does nothing if process is undefined

---
 lib/freeze.js | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/lib/freeze.js b/lib/freeze.js
index 4f7dd64..918d43e 100644
--- a/lib/freeze.js
+++ b/lib/freeze.js
@@ -32,12 +32,18 @@ function recur(object) {
  * Or if `process.env.UPDEEP_MODE === 'dangerously_never_freeze'`, this returns the original object
  * without freezing.
  *
+ * If in a browser and built without replacing process, never freeze.
+ *
  * @function
  * @sig a -> a
  * @param  {object} object Object to freeze.
  * @return {object} Frozen object, unless in production, then the same object.
  */
 function freeze(object) {
+  if (typeof process === 'undefined') {
+    return object
+  }
+
   if (process.env.NODE_ENV === 'production') {
     return object
   }