From 64e8ae2bd3f9f10e3f3bfed6ef9cb6d8616b0caa Mon Sep 17 00:00:00 2001
From: Christian Kaisermann <christian@kaisermann.me>
Date: Thu, 30 Sep 2021 10:54:24 -0300
Subject: [PATCH] fix: fallback delve to undefined for an undefined key

---
 src/shared/delve.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/shared/delve.ts b/src/shared/delve.ts
index 6089426..56c6556 100644
--- a/src/shared/delve.ts
+++ b/src/shared/delve.ts
@@ -1,4 +1,6 @@
-export function delve(obj: Record<string, unknown>, fullKey: string) {
+export function delve(obj: Record<string, unknown>, fullKey?: string) {
+  if (fullKey == null) return undefined;
+
   if (fullKey in obj) {
     return obj[fullKey];
   }