From 8ac4b0df3a346cd90f7de66464de6d4ac4dfae62 Mon Sep 17 00:00:00 2001
From: Chris Kruining <c.kruining@4dotnet.nl>
Date: Mon, 27 Jan 2025 15:40:16 +0100
Subject: [PATCH] never ever ever!!! lean on type juggling. laziness has a
 price...

---
 src/utilities.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/utilities.ts b/src/utilities.ts
index ad834c7..a2d729a 100644
--- a/src/utilities.ts
+++ b/src/utilities.ts
@@ -68,13 +68,13 @@ export function* deepDiff<T1 extends object, T2 extends object>(a: T1, b: T2, pa
     }
 
     for (const [[keyA, valueA], [keyB, valueB]] of zip(entriesOf(a), entriesOf(b))) {
-        if (keyA === undefined && keyB) {
+        if (keyA === undefined && keyB !== undefined) {
             yield { key: path.concat(keyB.toString()).join('.'), kind: MutarionKind.Create, value: valueB };
 
             continue;
         }
 
-        if (keyA && keyB === undefined) {
+        if (keyA !== undefined && keyB === undefined) {
             yield { key: path.concat(keyA.toString()).join('.'), kind: MutarionKind.Delete, original: valueA };
 
             continue;