From 636275867235305f38241f51f2bcbf0db584f6b2 Mon Sep 17 00:00:00 2001
From: Abdul Ahad <abdul9ahad@gmail.com>
Date: Tue, 6 Aug 2024 11:39:44 +0200
Subject: [PATCH] fix: fixed type definition for findIndex

---
 lib/collection.d.ts | 2 +-
 lib/collection.js   | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/collection.d.ts b/lib/collection.d.ts
index 088ce63..54eaf8d 100644
--- a/lib/collection.d.ts
+++ b/lib/collection.d.ts
@@ -31,7 +31,7 @@ export function find<T>(collection: Collection<T>, matcher: Matcher<T>): T | und
  *
  * @return
  */
-export function findIndex<T>(collection: Collection<T>, matcher: Matcher<T>): number | undefined;
+export function findIndex<T>(collection: Collection<T>, matcher: Matcher<T>): number | string | undefined;
 
 /**
  * Find element in collection.
diff --git a/lib/collection.js b/lib/collection.js
index 5a32da3..7639eef 100644
--- a/lib/collection.js
+++ b/lib/collection.js
@@ -92,7 +92,7 @@ export function find(collection, matcher) {
  * @param {Collection<T>} collection
  * @param {Matcher<T>} matcher
  *
- * @return {number}
+ * @return {number | string | undefined}
  */
 export function findIndex(collection, matcher) {