From bcda936585717af82c1a04c57da7f1542e3e4fba Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tr=C3=A8sAbhi?= <43380238+tresabhi@users.noreply.github.com>
Date: Wed, 21 Feb 2024 10:12:19 -0600
Subject: [PATCH] fix: undef handling

---
 src/core/streams/cdon.ts | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/core/streams/cdon.ts b/src/core/streams/cdon.ts
index 0c293df0f..478b72638 100644
--- a/src/core/streams/cdon.ts
+++ b/src/core/streams/cdon.ts
@@ -27,6 +27,7 @@ enum FastStringFormat {
 }
 
 export type CdonValue =
+  | undefined
   | null
   | boolean
   | number
@@ -212,7 +213,7 @@ export class CdonWriteStream extends WriteStream {
     object: CdonValue,
     stringTable: Map<string, number>,
   ) {
-    if (object === null) {
+    if (object === null || object === undefined) {
       this.uint8(ValueType.Null);
     } else if (typeof object === 'boolean') {
       this.uint8(ValueType.Boolean);
@@ -289,7 +290,7 @@ export class CdonWriteStream extends WriteStream {
       object.forEach((value) =>
         this.value(fastStringFormat, value, stringTable),
       );
-    } else if (object !== undefined) {
+    } else {
       const entries = Object.entries(object).filter(
         ([, value]) => value !== undefined,
       );