Check for emptiness of case.split function input (#3985)

Co-authored-by: Olga Bulat <[email protected]>
WordPress · Mar 29, 2024 · 6b31766 · 6b31766
1 parent 5bfab8b
commit 6b31766
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/frontend/src/utils/case.ts b/frontend/src/utils/case.ts
@@ -15,7 +15,11 @@ const SPLIT_REPLACE_VALUE = "$1\0$2"
 /**
  * Split any cased input strings into an array of words.
  */
-function split(input: string) {
+function split(input: string | undefined) {
+  if (!input) {
+    return []
+  }
+
   let result = input.trim()
 
   result = result